1 2000-09-06 Bernd Schmidt <bernds@redhat.co.uk>
3 * Makefile.in (cse.o): Depend on $(BASIC_BLOCK_H).
4 * cse.c: Include "basic-block.h".
5 (struct table_elt): New field REGCOST.
6 (CHEAP_REG): Delete macro.
7 (COST): Return 0 for REGs.
8 (approx_reg_cost_1, approx_reg_cost, preferrable): New functions.
9 (notreg_cost): Return 0 for appropriate SUBREGs.
10 (COSTS_N_INSNS): Return N * 2.
11 (rtx_cost): Return 0 for REGs, and use cost of nested rtx for cheap
13 (CHEAPER): Use new function preferrable.
14 (insert): Initialize REGCOST member.
15 (find_best_addr): Use approx_reg_cost for estimation of register
18 * loop.c (iv_add_mult_cost): New function.
19 (add_cost, shift_cost, mult_cost): Delete variables.
20 (init_loop): Don't initialize add_cost; reduce copy_cost by half.
21 (strength_reduce): Use iv_add_mult_cost instead of fixed add_cost.
22 Make code that detects autoinc opportunities slightly less optimistic.
23 (simplify_giv_expr): If expression contains other reg that is also a
24 giv, only increment benefit if this is the only use of that reg.
25 (consec_sets_giv): Take that change into account.
26 (combine_givs): Slightly more verbose output.
28 * i386.h (RTX_COSTS): For MULT, return true cost of multiplication,
29 not the cost of an equivalent shift.
30 * sh-protos.h (addsubcosts): Declare.
31 * sh.c (addsubcosts): New function.
32 * sh.h (CONST_COSTS): If CONST_OK_FOR_I, then return 0.
33 (RTX_COSTS): Tweak. Use addsubcosts.
34 (ADDRESS_COST): Return higher cost for reg+reg addressing.
36 2000-09-06 Geoff Keating <geoffk@cygnus.com>
38 * config/rs6000/rs6000.c (validate_condition_mode): New function.
39 (branch_comparison_operator): Call validate_condition_mode to
40 abort rather than returning 0.
41 (branch_positive_comparison_operator): New function.
42 (scc_comparison_operator): Call validate_condition_mode to abort
43 rather than returning 0.
44 (ccr_bit): Call validate_condition_mode. Update for
46 (print_operand): Delete %C modifier. Update %E case
47 to use EQ bit not SO bit.
48 (rs6000_reverse_condition): New function.
49 (rs6000_generate_compare): New function.
50 (rs6000_emit_sCOND): New function.
51 (rs6000_emit_cbranch): New function.
52 (output_cbranch): The length of a long branch insn is
53 now only 8 bytes. Add validate_condition_mode. Use
54 rs6000_reverse_condition. Remove cror generation.
55 * config/rs6000/rs6000.h: Update comments.
56 (PREDICATE_CODES): Add new predicate. Update codes used
57 by branch_comparison_operator and scc_comparison_operator.
58 * config/rs6000/rs6000-protos.h: Add prototypes for
59 new external functions.
60 * config/rs6000/rs6000.md: Add new scheduling parameters
61 for cr_logical instructions. Change length of branch
63 (bCOND patterns): Call rs6000_emit_cbranch.
64 (sCOND patterns): Call rs6000_emit_sCOND.
65 (branch patterns): Change lengths to 4.
66 (cr logical patterns): New.
68 2000-09-06 Richard Henderson <rth@cygnus.com>
70 * config/i386/i386.md (call_pop): Fix test for setting
71 current_function_uses_pic_offset_table.
72 (call, call_value_pop, call_value): Likewise.
74 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
76 * timevar.c (timevar_add): Delete.
77 (timevar_get): Also count time since the selected timer was
78 last updated. Do not examine the timevar stack if the
79 selected timer is standalone.
81 2000-09-05 J. David Anglin <dave@hiauly1.hia.nrc.ca>
83 * gthr-dce.h (__gthread_objc_mutex_deallocate): Free mutex->backend.
85 2000-09-05 Jason Merrill <jason@redhat.com>
87 * c-decl.c (finish_incomplete_decl): Don't call complete_array_type
90 2000-09-05 Richard Henderson <rth@cygnus.com>
92 * config/ia64/lib1func.asm (__divtf3): Rebundle for Itanium.
93 Eliminate final copy from non-trapping case.
94 (__divdf3, __divsf3): Likewise.
96 2000-09-05 Richard Henderson <rth@cygnus.com>
98 * config/ia64/ia64.md (mulhi3): Fix typo last change.
99 * config/ia64/lib1func.asm (__divdi3, __udivdi3, __umodsi3): Likewise.
101 2000-09-03 Donn Terry <donn@interix.com>, Laurynas Biveinis <lauras@softhome.net>
103 * Makefile.in: Restructure bootstrap stages to allow clean
104 restart after failure.
106 2000-09-05 Richard Henderson <rth@cygnus.com>
108 * config/ia64.md (movsi and movdi patterns): Allow moves from
109 8-bit constants to AR registers.
111 2000-09-05 Richard Henderson <rth@cygnus.com>
113 * config/ia64/ia64.md (mulhi3): New.
115 2000-09-05 Richard Henderson <rth@cygnus.com>
117 * config/ia64/ia64.h (INIT_TARGET_OPTABS): Remove.
118 * config/ia64/lib1funcs.asm (__divdi3): Update from Intel IA-64
119 Optimization Guide, minimum latency alternative.
120 (__moddi3, __udivdi3, __umoddi3): Likewise.
121 (__divsi3, __modsi3, __udivsi3, __umodsi3): Likewise.
123 2000-09-05 Bruce Korb <bkorb@gnu.org>
125 * fixinc/fixincl.c (load_file): always read header files
126 with sizes that are a multiple of the page size.
127 & use libiberty's getpagesize for determining that.
129 2000-09-05 Alexandre Oliva <aoliva@redhat.com>
131 * gcse.c (hash_string_1): Add prototype.
132 * cse.c (canon_hash_string): Likewise.
134 2000-09-04 Craig Newell <CraigN@ieee.org>
136 * gcc.c: Undefine "__WCHAR_TYPE__" before redefining it.
138 2000-09-04 Andreas Schwab <schwab@suse.de>
140 * Makefile.in (STAGESTUFF): Remove libgcc.
141 (stage1-start, stage2-start, stage3-start): Copy the contents of
142 the libgcc directory explicitly.
143 (mostlyclean): Clean libgcc.
145 2000-09-04 Andrew Haley <aph@redhat.com>
147 * dwarf2out.c: (stack_adjust_offset): New prototype.
149 Wed Jan 1 00:23:59 MET 1997 Jan Hubicka <jh@suse.cz>
151 * combine.c (make_extraction): Fix rtx_cost comparison to
154 Wed Jan 1 00:17:32 MET 1997 Jan Hubicka <jh@suse.cz>
156 * i386.md (pushsi2, pushhi2, pophi2, swapsf, swapdf,
157 umulsi3_highpart, smulsi3_highpart, testqi_ccno_1, xorqi_ext_1):
158 Add '*' to insn pattern name.
160 2000-09-04 Jakub Jelinek <jakub@redhat.com>
162 * cpplex.c (ON_REST_ARG): Check VAR_ARGS flag of current context,
163 use posn - 1 to index into tokens array.
164 (maybe_paste_with_next): Adjust caller.
166 2000-09-03 Geoff Keating <geoffk@cygnus.com>
168 * invoke.texi: Document the -mvxworks option for rs6000 ELF.
170 * config/rs6000/rs6000.h: Update various comments about XER_REGNO.
171 (REGNO_REG_CLASS): Use symbolic register
174 2000-09-03 Richard Earnshaw <rearnsha@arm.com>
176 * arm.c (final_prescan_insn): If the form of a jump insn isn't
177 recognized, don't try to conditionally execute it.
179 Sun Sep 3 13:10:56 2000 Denis Chertykov <denisc@overta.ru>
181 * config/avr/avr.md ("*tablejump_lib"): New pattern.
182 (call_value_insn): Right length claculation.
183 (call_insn): Likewise.
185 2000-09-02 Marek Michalkiewicz <marekm@linux.org.pl>
187 * config/avr/avr-protos.h, config/avr/avr.c (unique_section,
188 gas_output_limited_string, gas_output_ascii, output_movqi,
189 output_movhi, out_movqi_r_mr, out_movqi_mr_r, out_movhi_r_mr,
190 out_movhi_mr_r, out_movsi_r_mr, out_movsi_mr_r, output_movsisf,
191 out_tstsi, out_tsthi, ret_cond_branch, ashlqi3_out, ashlhi3_out,
192 ashlsi3_out, ashrqi3_out, ashrhi3_out, ashrsi3_out, lshrqi3_out,
193 lshrhi3_out, lshrsi3_out, output_reload_inhi, output_reload_insisf,
194 out_shift_with_cnt, ptrreg_to_str, cond_string, encode_section_info):
195 Add "const" as needed to remove warnings.
197 * config/avr/avr.c (avr_override_options, avr_init_once,
198 function_prologue, function_epilogue, frame_pointer_required_p,
199 class_likely_spilled_p, order_regs_for_local_alloc,
200 avr_address_cost, avr_ret_register): Use K&R style arguments.
201 (initial_elimination_offset, gas_output_limited_string):
202 Remove ATTRIBUTE_UNUSED from the used arguments.
203 (output_mov*, out_mov*_r_mr, out_mov*_mr_r, output_reload_insisf):
204 Use local variables src, dest, base to access operands[].
205 Rename reg_dest to reg_src if that's what it is.
206 (output_movhi, output_movsisf): Optimize loading 8-bit immediate
207 constants to LD_REGS if reg_was_0.
208 (output_reload_insisf): Change arg 3 to insn length and set it.
209 (out_movhi_r_mr, out_movhi_mr_r): Use in/out for more efficient
210 access to 16-bit I/O register pairs.
211 (avr_address_cost): Lower cost for the above case.
212 (out_tsthi): Use "or" (faster) instead of "sbiw" if the operand
213 may be clobbered, also for LD_REGS.
214 (adjust_insn_length): Correct insn length for iorhi3 and iorsi3
217 * config/avr/avr.h (PTRDIFF_TYPE): Make signed.
219 * config/avr/avr.md: Change all uses of the TEST_HARD_REG_CLASS
220 macro to test_hard_reg_class function.
221 (*movsi, *movsf): Change "cc" attribute from "clobber" to "none"
222 for loading immediate constants to LD_REGS.
223 (andsi3, cmphi, cmpsi): Add return statements to avoid warnings.
226 Sat Sep 2 13:58:23 2000 Marek Michalkiewicz <marekm@linux.org.pl>
228 * config/avr/avr.md ("*negsi2"): substitute %@ to __zero_reg__
229 * config/avr/libgcc.S: Lost part of the previous patch.
231 2000-08-31 J. David Anglin <dave@hiauly1.hia.nrc.ca>
233 * gthr-dce.h (__gthread_objc_mutex_allocate): Create a pthread_mutex_t
234 object before calling pthread_mutex_init.
236 2000-09-02 Alexandre Oliva <aoliva@redhat.com>
238 * config/sh/t-elf, config/sh/crt1.asm, config/sh/crti.asm,
239 config/sh/crtn.asm: New files.
240 * config/sh/t-sh (EXTRA_MULTILIB_PARTS): Set.
241 (crt1.o, crti.o, crtn.o): New targets.
242 * configure.in [sh-*-elf*, sh-*-rtemself*] (tmake_file): Added
244 * configure: Rebuilt.
245 * config/sh/sh.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
246 STARTFILE_SPEC, ENDFILE_SPEC, CRT_CALL_STATIC_FUNCTION): Define.
247 * config/sh/elf.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP):
248 Undefine for config/elfos.h to redefine.
249 (STARTFILE_SPEC, ENDFILE_SPEC): Redefine after config/elfos.h.
251 2000-09-02 Alexandre Oliva <aoliva@redhat.com>, Niibe Yutaka <gniibe@m17n.org>, Kaz Kojima <kkojima@rr.iij4u.or.jp>
253 * config/sh/sh-protos.h (nonpic_symbol_mentioned_p,
254 legitimize_pic_address, output_pic_addr_const): Declare.
255 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Fix PIC register.
256 (PREFERGOT_BIT, TARGET_PREFERGOT): Likewise.
257 (TARGET_SWITCHES): New switch -mprefergot.
258 (OVERRIDE_OPTIONS): Set flag_no_function_cse unless -mprefergot.
259 (PIC_OFFSET_TABLE_REGNUM): Define.
260 (GOT_SYMBOL_TABLE): Likewise.
261 (LEGITIMIZE_ADDRESS): Use legitimize_pic_address.
262 (ENCODE_SECTION_INFO): Define.
263 (FINALIZE_PIC): New macros.
264 (LEGITIMATE_PIC_OPERAND_P, SYMBOLIC_CONST_P): New macro.
265 (ASM_OUTPUT_INT, ASM_OUTPUT_SHORT): Use output_pic_addr_const.
266 * config/sh/sh.c (print_operand_address): Use output_pic_addr_const.
267 (prepare_move_operands): Call emit_pic_move or
268 emit_pic_const_move if appropriate.
269 (output_far_jump): For PIC, use braf and output long offset.
270 (machine_dependent_reorg):
271 (sh_expand_prologue): Save and initialize the PIC register.
272 (sh_expand_epilogue): Restore it.
273 (initial_elimination_offset): Account for it.
274 (nonpic_symbol_mentioned_p): New function.
275 (legitimize_pic_address): Likewise.
276 (output_pic_addr_const): Likewise.
277 * config/sh/sh.md (calli_pcrel, call_valuei_pcrel): New insns.
278 (call, call_value): Use them.
279 (GOTaddr2picreg, sym_label2reg, symGOT2reg, symGOTOFF2reg,
280 symPLT_label2reg): New expands.
281 * invoke.texi (SH Options): Document -mprefergot.
283 2000-09-01 Alexandre Oliva <aoliva@redhat.com>
285 * rtl.h (ASM_OPERANDS_INPUT_CONSTRAINT_EXP): New macro.
286 * gcse.c (hash_string_1): New function.
287 (hash_expr_1) <ASM_OPERANDS>: Disregard filename and line number.
288 (expr_equiv_p) <ASM_OPERANDS>: Likewise.
289 * cse.c (rtx_cost): Don't increase the cost of ASM_OPERANDS.
290 (canon_hash_string): New function.
291 (canon_hash) <ASM_OPERANDS>: Disregard filename and line number.
292 (exp_equiv_p) <ASM_OPERANDS>: Likewise.
293 (fold_rtx): Use ASM_OPERANDS accessor macros.
294 * emit-rtl.c (copy_insn_1): Likewise.
295 * integrate.c (copy_rtx_and_substitute): Likewise.
296 * stmt.c (expand_asm_operands): Likewise. Give an
297 ASM_OPERANDS rtx the mode of the output reg being set from it.
299 2000-09-01 Fred Fish <fnf@be.com>
301 * fix-header.c (write_rbrac): Add putc and getc to list of
302 functions to protect against prior definition as a macro.
304 2000-09-01 Joseph S. Myers <jsm28@cam.ac.uk>
306 * c-common.h (enum c_tree_index): Add CTI_C_SIZE_TYPE.
307 (c_size_type_node): Define.
308 * c-decl.c (init_decl_processing): Initialize c_size_type_node.
309 * c-common.c (enum format_lengths, enum format_std_version,
310 format_length_info, format_type_detail, BADLEN, NOLENGTHS,
311 format_kind_info, printf_length_specs, scanf_length_specs, T89_I,
312 T99_I, T89_L, T99_LL, TEX_LL, T89_S, T89_UI, T99_UI, T89_UL,
313 T99_ULL, TEX_ULL, T89_US, T89_F, T99_F, T89_D, T99_D, T89_LD,
314 T99_LD, T89_C, T99_SC, T99_UC, T89_V, T94_W, TEX_W, T94_WI,
315 TEX_WI, T99_ST, T99_SST, T99_PD, T99_UPD, T99_IM, T99_UIM,
316 format_types): Define.
317 (format_char_info, print_char_table, scan_char_table,
318 time_char_table): Rearrange for new organization of information
319 about format length modifiers and standard versions.
320 (T_ST): Redefine to use c_size_type_node.
321 (check_format_info): Obtain information about length modifiers and
322 standard versions from tables. Adjust warning message wordings.
323 Use the name from the user's program for `ll' and `hh' length
324 modifiers in warning messages. Use more informative names for
325 wanted types where available (for wchar_t, wint_t, size_t, signed
326 size_t, ptrdiff_t, unsigned ptrdiff_t, intmax_t and uintmax_t).
328 2000-09-01 Jim Wilson <wilson@cygnus.com>
330 * calls.c (emit_call_1): Add REG_NORETURN note to call if ECF_NORETURN.
331 * combine.c (distribute_notes): Handle REG_NORETURN.
332 * rtl.c (reg_note_name): Add REG_NORETURN.
333 * rtl.h (enum reg_note): Likewise.
335 * config/ia64/ia64-protos.h (emit_safe_across_calls): Renamed from
337 * config/ia64/ia64.c (emit_safe_across_calls): Likewise.
338 (rtx_needs_barrier): Handle unspec_volatile 8 and 9.
339 (emit_predicate_relation_info): Handle conditional calls with
341 * config/ia64/ia64.h (ASM_FILE_START): Call emit_safe_across_calls
342 instead of ia64_file_start.
343 * config/ia64/sysv4.h (ASM_FILE_START): Likewise.
344 * config/ia64/ia64.md (safe_across_calls_all,
345 save_across_calls_normal): New patterns.
347 * loop.c (check_final_value): Check for biv use before checking for
348 giv use. Check for both biv and giv uses. Always set last_giv_use
349 if there is a giv use.
351 2000-09-01 Richard Henderson <rth@cygnus.com>
353 * config/ia64/ia64.md (mulsi3): Use grfr_register_operand.
357 Fri Sep 1 10:59:47 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
359 * expr.c (clear_storage): Don't use emit_move_insn unless
360 either BLKmode or proper size.
361 (store_constructor): Don't call clear_storage if REG of wrong size.
363 * flow.c (init_propagate_block_info): Don't mark frame dead at end
364 of function if returns wiht stack pointer depressed.
366 2000-09-01 Andrew Haley <aph@redhat.com>
368 * dwarf2out.c (stack_adjust_offset): New function.
369 (dwarf2out_stack_adjust): Break out stack adjust logic into
370 new stack_adjust_offset function. Look inside parallels and
371 sequences for stack adjustments.
373 2000-08-31 Jeff Law <law@cygnus.com>
375 * arm.md: Use no_new_pseudos to determine when it is safe
376 to create new pseudo registers.
378 * arm.c (legitimize_pic_address): Use no_new_pseudos to determine
379 when we can safely allocate new registers.
381 2000-08-31 Geoffrey Keating <geoffk@cygnus.com>
383 * stmt.c (expand_asm_operands): Twiddle generating_concat_p
384 so that CONCATs are not generated for ASMs.
385 * emit-rtl.c (gen_reg_rtx): Don't generate CONCATs when
386 not generating_concat_p.
387 * function.c (pop_function_context_from): Reset
389 (prepare_function_start): Likewise.
390 * rtl.c (generating_concat_p): Define.
391 * rtl.h (generating_concat_p): Declare.
392 * toplev.c (rest_of_compilation): No CONCATs after RTL generation.
394 2000-08-22 Philipp Thomas <pthomas@suse.de>
395 Masanobu Yuhara <yuhara@flab.fujitsu.co.jp>
397 * gmicro.h (TARGET_SWITCHES): Add descriptions and mark them
400 2000-08-30 Greg McGary <greg@mcgary.org>
402 * Makefile.in (fixinc.sh): Pass CC, CFLAGS and LDFLAGS to mkfixinc.sh
403 * fixinc/Makefile.in (fixincl): Pass $(LDFLAGS) to $(CC).
404 * fixinc/mkfixinc.sh: Pass $CC, $CFLAGS and $LDFLAGS to $MAKE.
406 2000-08-30 Greg McGary <greg@mcgary.org>
408 * tree.h (struct tree_int_cst): Wrap low and high in a sub-struct.
409 (TREE_INT_CST_LOW, TREE_INT_CST_HIGH): Access through sub-struct.
410 (TREE_INT_CST): New macro.
411 * varasm.c (const_hash, compare_constant_1, record_constant_1):
412 Use new macro TREE_INT_CST.
414 Wed 30-Aug-2000 23:18:59 BST Neil Booth <NeilB@earthling.net>
416 * contrib.texi: Add self.
418 2000-08-30 Alexandre Oliva <aoliva@redhat.com>
420 * config/sh/sh.md (cmpeqsi_ior_t, cmpeqsi_and_t): New insns.
421 (cmpeqdi_t splitter): Use cmpeqsi_and_t instead of emitting jumps
424 2000-08-30 J. David Anglin <dave@hiauly1.hia.nrc.ca>
426 * fixinc/gnu-regex.c: Don't define `const'.
428 Tue Aug 29 22:09:59 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
430 * expr.c (store_constructor): Allow variable bounds of array type.
431 (expand_expr): Don't blow up if type is ERROR_MARK.
432 * varasm.c (output_constructor): Don't access lower bound of array
433 type unless need it if index is supplied (so it can be a variable
434 if no index is supplied).
435 Use tree_low_cst; use HOST_WIDE_INT for sizes; change BITPOS to POS.
436 Other minor cleanups.
438 2000-08-29 J. David Anglin <dave@hiauly1.hia.nrc.ca>
440 * Makefile.in: Revamp handling of cflags to allow different WARN_CFLAGS
441 for compilations in stage 1 and subsequent stages, respectively.
442 * configure.in (vax): Add compiler-dependent CFLAGS for stage 1.
443 * configure: Rebuilt.
444 * x-vax, x-vax-gcc: Deleted.
446 2000-08-29 Zack Weinberg <zack@wolery.cumb.org>
448 * c-common.c (declare_function_name): Use func_id_node,
449 function_id_node, and pretty_function_id_node. Do not make
450 __func__ visible at file scope.
451 * c-common.h (c_tree_index): Add CTI_FUNCTION_ID,
452 CTI_PRETTY_FUNCTION_ID, and CTI_FUNC_ID.
453 (function_id_node, pretty_function_id_node, func_id_node): New
455 * c-decl.c (init_decl_processing): Initialize function_id_node,
456 pretty_function_id_node, and func_id_node.
457 (c_make_fname_decl): Correct comment.
459 * tree.h (struct tree_identifier): Constify pointer member.
461 * c-decl.c (pushdecl, implicit_decl_warning): Constify a char *.
462 * c-pragma.h (struct weak_syms): Constify name and value members.
463 (add_weak): Constify arguments.
465 * calls.c (special_function_p): Constify a char *.
466 (expand_call): Remove variable which is initialized and then
468 * dependence.c (struct def_use, struct induction, struct subscript):
469 Constify 'variable' member.
470 (get_low_bound, have_induction_variable): Constify char * argument.
471 (find_induction_variable): Add braces to avoid dangling else.
472 (classify_dependence): Constify char * arrays.
473 * profile.c (output_func_start_profiler): Constify a char *.
474 * stor-layout.c (finalize_record_size): Constify a char *.
475 * tree.c (is_attribute_p): Constify a char *.
476 * varasm.c (add_weak, remove_from_pending_weak_list): Constify argument.
478 * varasm.c (make_function_rtl, make_decl_rtl): Rearrange code
479 for comprehensibility. Do not call get_identifier if we did
480 not change the DECL_ASSEMBLER_NAME of the decl. Use alloca to
481 create temporary string constants, not ggc_alloc_string. No
482 need to copy result of ASM_FORMAT_PRIVATE_NAME. Use const
483 char * to hold IDENTIFIER_POINTERs.
485 2000-08-29 Richard Henderson <rth@cygnus.com>
487 * config/ia64/ia64.md (muldi3): Use grfr_register_operand
490 2000-08-29 Richard Henderson <rth@cygnus.com>
492 * reload.c (push_secondary_reload): Allow class == reload_class
493 if we're using a reload_in/out pattern.
495 * config/ia64/ia64.md (reload_inti): Use a TImode scratch. Use
496 the half that does not conflict with the reload register.
497 (reload_outti): Likewise.
499 2000-08-29 Kazu Hirata <kazu@hxi.com>
501 * reload.c: Fix formatting.
503 * stmt.c: Fix formatting.
505 * gcc.c: Fix formatting.
507 2000-08-29 Zack Weinberg <zack@wolery.cumb.org>
509 * flags.h (time_report, mem_report): New global flags.
510 * toplev.c: Define time_report and mem_report.
511 (f_options): Add -ftime-report and -fmem-report.
512 (compile_file): Turn on time_report if quiet_flag is off.
513 Call ggc_print_statistics at very end if mem_report is on.
514 * timevar.c (TIMEVAR_ENABLE): Examine time_report, not quiet_flag.
516 * ggc-common.c (ggc_print_statistics): Rename to
517 ggc_print_common_statistics; all callers changed. Scale
518 quantities above 10K to kilobytes and above 10M to megabytes.
519 * ggc-page.c (ggc_page_print_statistics): Rename to
520 ggc_print_statistics. Report memory consumed by internal data
521 structures for each allocation bucket. Scale quantities above
522 10K to kilobytes and above 10M to megabytes.
523 * ggc-simple.c: Prototype debug_ggc_tree to avoid warning.
524 Cast PTR_KEY(p) to unsigned long in fprintf call to avoid warning.
525 Define tally_leaves always.
526 (ggc_print_statistics): New function.
527 * ggc.h: Adjust for renamed functions.
529 Wed Aug 30 00:11:42 2000 Denis Chertykov <denisc@overta.ru>
531 * config/avr/avr.md ("*movsf","*movsi"): Pass NULL to
532 output_movsisf instead of which_alternative.
534 * config/avr/avr.c (output_reload_inhi): Check for NULL ponter.
536 Tue Aug 29 22:29:58 2000 Denis Chertykov <denisc@overta.ru> & Marek Michalkiewicz <marekm@linux.org.pl>
538 * config/avr/avr-protos.h: (avr_output_ascii) Removed.
539 (avr_progmem_p): New prototype.
540 (output_movsisf): Prototype declaration changed.
541 (output_movqi): New prototype.
542 (output_movhi): New prototype.
543 (call_insn_operand): Likewise.
544 (final_prescan_insn): Likewise.
545 (avr_simplify_comparision_p): Likewise.
546 (avr_normalize_condition): Likewise.
547 (compare_eq_p): Likewise.
548 (out_shift_with_cnt): Likewise.
549 (const_int_pow2_p): Likewise.
550 (output_reload_inhi): Prototype declaration changed.
552 * config/avr/avr.c: (debug_hard_reg_set): Prototype declared.
553 (ldi_reg_rtx): New. rtx for r31.
554 (avr_init_stack): Initialize as "__stack".
555 (function_prologue): Use it.
556 Replace all TARGET_ENHANCED with AVR_ENHANCED.
557 (avr_mcu_name): Initialize as "avr2".
558 (avr_enhanced_p, avr_mega_p): New variables.
559 (mcu_types, avr_override_options): Handle all known MCU types.
560 Also handle avr1 (only preprocess, assemble and link).
561 (print_operand): Using of `%K' in output template removed.
562 (out_movqi_r_mr): Optimized.
563 (out_movhi_r_mr): Likewise.
564 (output_movqi): New function.
565 (output_movhi): Likewise.
566 (out_movsi_r_mr): Optimized.
567 (output_movsisf): Compute insn length for `adjust_insn_length'
568 (out_movqi_mr_r): Optimized.
569 (out_movhi_mr_r): Optimized.
570 (adjust_insn_length): Use output_movsisf, output_movqi,
571 output_movhi for insn length adjusting.
572 (reg_unused_after): Use dead_or_set_p.
573 (preferred_reload_class): Now havn't any restriction.
574 (reg_was_0): New function.
575 (io_address_p): Likewise.
576 (const_int_pow2_p): Likewise.
577 (output_reload_inhi): Likewise.
578 (output_reload_insisf): Likewise.
580 * config/avr/avr.h (MULTILIB_DEFAULTS): Define.
581 (LIB_SPEC): Use -lc for all supported devices.
582 (LIBGCC_SPEC): Use -lgcc for all supported devices.
583 (AVR_MEGA): Define as avr_mega_p.
584 (AVR_ENHANCED): New, define as avr_enhanced_p.
585 (TARGET_SWITCHES): Remove -menhanced, now handled by -mmcu=...
586 (CPP_SPEC, LINK_SPEC): Handle all known MCU types.
587 (CRT_BINUTILS_SPECS): Handle all known MCU types.
588 Rename gcrt1-*.o to make file names unique on 8.3 filesystems.
589 (EXTRA_SPECS): Add CPP_AVR[1-5]_SPEC.
590 (ASM_SPEC): Pass -mmcu=... to the assembler.
591 Change all -DAVR_* to -D__AVR_*__.
592 (INIT_TARGET_OPTABS), config/avr/libgcc.S:
593 Rename library functions to start with two underscores.
594 (ASM_OUTPUT_COMMON): Outputs `.comm VAR,VAR-SIZE,1' to avoid
596 (ASM_WEAKEN_LABEL): Declared for __attribute__((weak)).
597 (SUPPORTS_WEAK): Likewise.
598 (LDI_REG_REGNO): New. Register r31 will be used as temporary
599 register for loading constants to r0-r14.
601 * config/avr/avr.md: Replace all TARGET_ENHANCED with
603 (*mov_r_sp): Removed. Handled by output_movhi.
604 (*mov_sp_r): Likewise.
605 (*mov_sp_r_no_interrupts): Likewise
606 (*mov_sp_r_tiny): Likewise.
607 (*movqi): Use output_movqi.
609 (*movhi): Use output_movhi.
611 (*negsi2): Optimized.
613 Added peepholes (define_peephole2) for loading constants to r0-r14
614 and for using `cpse' command.
616 * config/avr/libgcc.S: Rename library functions to start with two
618 Add support for enhanced core.
619 (_moqhi3): Fix typo, now _modqi3.
620 (__divsi_raw): Use __zero_reg__ as loop counter, smaller by 1 word.
621 (__prologue_saves__): Remove test for stack adjust by 0.
622 (__tablejump__): New.
624 * config/avr/t-avr: Build libgcc2 with -mcall-prologues.
625 Add multilib support.
627 Tue Aug 29 15:17:54 EDT 2000 John Wehle (john@feith.com)
629 * loop.c (prescan_loop): Don't check unknown_address_altered
630 when deciding if insert_loop_mem is safe. Add BLKmode MEMs
631 to loop_store_mems as necessary.
632 (loop_invariant_p): Don't check unknown_address_altered
633 or unknown_constant_address_altered.
635 2000-08-29 J. David Anglin <dave@hiauly1.hia.nrc.ca>
637 * vax.md (sltu, sgeu): Delete sltu and sgeu insn patterns.
639 2000-08-29 Zack Weinberg <zack@wolery.cumb.org>
641 * cpperror.c (print_file_and_line): If line is (unsigned int)-1,
642 print just the filename.
643 * cpplex.c (_cpp_run_directive): Add additional argument, the
644 name to give the synthetic buffer. This defaults to
645 translated "<command line>".
646 * cpplib.c (cpp_define, cpp_undef, cpp_assert, cpp_unassert):
648 (_cpp_define_builtin): New function.
649 * cppinit.c (initialize_builtins): Use _cpp_define_builtin.
650 * cpphash.h: Update prototypes.
652 * tradcpp.c (main): Process -D and -U simultaneously, in the
653 order they appeared on the command line.
655 2000-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
657 * c-decl.c (define_label): Call warning_with_file_and_line and
658 error_with_file_and_line instead of plain warning or error.
660 * c-parse.in (label): Use save_filename/save_lineno to ensure
661 correct values for calls to define_label.
663 2000-08-29 Mark Mitchell <mark@codesourcery.com>
665 * calls.c (expand_call): Don't create a VAR_DECL just to throw it
667 * expr.c (expand_expr, case TARGET_EXPR): Don't call
669 * tree.h (get_file_function_name): Remove two duplicate
672 2000-08-28 Kazu Hirata <kazu@hxi.com>
674 * tree.c: Fix formatting.
676 * xcoffout.c: Fix formatting.
678 2000-08-28 Jason Merrill <jason@redhat.com>
680 * dwarf2out.c (attr_checksum): Also ignore DW_AT_producer.
682 2000-08-28 Daniel Berlin <dberlin@redhat.com>
684 * dwarf2out.c (dwarf2out_finish): Don't bother calling
685 break_out_includes if it won't do anything.
687 2000-08-28 Richard Henderson <rth@cygnus.com>
689 * reload.c (push_secondary_reload): Revert 2000-08-16 change.
690 (find_reloads): Likewise.
691 * config/alpha/alpha.md (reload_inqi): Revert 2000-08-11 change.
692 (reload_inhi): Likewise.
694 2000-08-28 Richard Henderson <rth@cygnus.com>
696 * config/i386/i386.c: Don't error on EXTRA_CONSTRAINT defined.
697 (call_insn_operand): Don't expect a surrounding mem.
698 (constant_call_address_operand): Likewise.
699 * config/i386/i386.h (PREDICATE_CODES): Update.
700 * config/i386/i386.md (call patterns): Move the match_operand
701 for the call destination inside the mem.
703 2000-08-28 Richard Henderson <rth@cygnus.com>
705 * local-alloc.c (requires_inout): Don't use reserved range for
706 EXTRA_CONSTRAINTS; use anything not matched by REG_CLASS_FROM_LETTER.
707 * recog.c (asm_operand_ok): Likewise.
708 (preprocess_constraints, constrain_operands): Likewise.
709 * regclass.c (record_reg_classes): Likewise.
710 * reload.c (find_reloads): Likewise.
711 * reload1.c (maybe_fix_stack_asms): Likewise.
712 (reload_cse_simplify_operands): Likewise.
713 * stmt.c (expand_asm_operands): Likewise.
715 * md.texi: Update constraints documentation.
716 * tm.texi (EXTRA_CONSTRAINT): Update.
718 2000-08-28 Daniel Berlin <dberlin@redhat.com>
720 * dwarf2out.c (DIE_LABEL_PREFIX): Remove leading "__".
721 (print_die): If we don't know the offset of the
722 target die, try the symbol. Add a trailing newline.
723 (reverse_all_dies): New fn.
724 (dwarf2out_finish): Call it.
725 (break_out_includes): Reorganize for clarity.
726 (add_sibling_attributes): Don't call reverse_die_lists.
727 (output_comp_unit): Rename from output_comdat_comp_unit. Use for
729 * flags.h: Add flag_eliminate_dwarf2_dups.
730 * toplev.c (f_options): Support -feliminate-dwarf2-dups.
732 2000-08-28 Jason Merrill <jason@redhat.com>
734 * dwarf2.h (DW_TAG_GNU_BINCL, DW_TAG_GNU_EINCL): New tags.
735 * dwarf2out.c: #include "md5.h".
736 (DIE_LABEL_PREFIX): New macro.
737 (dw_val_struct): Add 'external' flag to val_die_ref.
738 (add_AT_die_ref, AT_ref): Adjust.
739 (AT_ref_external, set_AT_ref_external): New fns.
740 (build_abbrev_table): Call set_AT_ref_external.
741 (value_format): Call AT_ref_external.
742 (die_struct): Add die_symbol field.
744 (dwarf_tag_name): Handle BINCL/EINCL.
745 (dwarf2out_start_source_file): Add BINCL DIE.
746 (dwarf2out_end_source_file): Add EINCL DIE.
747 (push_new_compile_unit, pop_compile_unit, clear_die_sizes): New fns.
748 (loc_checksum, attr_checksum, die_checksum): New fns.
749 (is_type_die, is_comdat_die, is_symbol_die): New fns.
750 (compute_section_prefix, assign_symbol_names): New fns.
751 (gen_internal_sym, output_die_symbol, output_symbolic_ref): New fns.
752 (output_die): Call output_die_symbol and AT_ref_external.
753 (output_comdat_comp_unit): New fn, split out from...
754 (dwarf2out_finish): ...here. Also call add_sibling_attributes for
756 (output_pubnames, output_aranges): Abort if we see entries from
758 * toplev.h: Declare file_name_nondirectory.
759 * toplev.c (file_name_nondirectory): New fn, moved from C++ frontend.
760 (rest_of_type_compilation): Call dwarf2out_decl if at toplevel.
761 (debug_start_source_file): Call dwarf2out_start_source_file
762 regardless of debug verbosity.
763 (debug_end_source_file): Similarly.
764 * tree.h: Declare clean_symbol_name.
765 * tree.c (clean_symbol_name): Split out from...
766 (get_file_function_name_long): ...here.
768 * dwarf2out.c (new_loc_descr): Use calloc.
769 (splice_child_die): Remove the die from the right parent.
770 (gen_struct_or_union_die): Don't add AT_name to a specification DIE.
772 Mon Aug 28 19:02:13 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
774 * toplev.c (decode_g_option): Don't give warning for unknown -g
775 option; return 0 instead.
776 (main): If -g option is not recognized by front end or
777 language-independent code, give warning.
779 2000-08-28 Greg McGary <greg@mcgary.org>
781 * config/i386/i386-protos.h (ix86_expand_compare): Add extern decl.
782 * config/i386/i386.c (ix86_expand_compare): Remove `static'.
783 * config/i386/i386.md (trap, conditional_trap): New insn & expand.
785 2000-08-27 Greg McGary <greg@mcgary.org>
787 * cpplex.c (parse_string): Don't look for backslash
788 before first char in `namebuf'.
789 * loop.c (strength_reduce): Skip NOTEs.
791 2000-08-27 Jason Merrill <jason@redhat.com>
793 * c-decl.c (duplicate_decls): Don't set TREE_STATIC or clear
794 DECL_EXTERNAL on a local extern. Don't set DECL_IGNORED_P or
795 TREE_ASM_WRITTEN, either.
796 (finish_decl): Adjust.
798 2000-08-28 Philipp Thomas <pthomas@suse.de>
800 * ABOUT-GCC-NLS: Remove gettext patches from Paul Eggert as
801 they have been incorporated into the gettext CVS. Change the text to
802 reflect the current status of NLS. Add instructions for accessing
803 the gettext CVS and add the patch from Martin v. Loewis.
805 2000-08-27 Geoff Keating <geoffk@cygnus.com>
807 * config/rs6000/rs6000.md (movdi_internal64+5): Make SUBREG-safe
808 by using gen_lowpart_common.
809 (movdi_internal64+6): Likewise.
811 2000-08-26 Alexandre Oliva <aoliva@redhat.com>
813 * tm.texi (FINI_SECTION_ASM_OP, CRT_CALL_STATIC_FUNCTION):
816 * config/mn10300/mn10300.h (DBX_REGISTER_NUMBER): Remap register
817 numbers to the ranges used by GDB.
819 2000-08-25 Richard Henderson <rth@cygnus.com>
821 * config/ia64/ia64.h (struct machine_function): Add n_varargs.
822 * config/ia64/ia64.c (ia64_compute_frame_size): Use it.
823 (ia64_expand_prologue): Likewise.
824 (ia64_setup_incoming_varargs): Set it. Properly skip the current
825 argument for stdargs.
827 2000-08-25 Jason Merrill <jason@redhat.com>
829 * integrate.c (expand_inline_function): Pull out the original decl.
831 2000-08-25 Jim Wilson <wilson@cygnus.com>
833 * cse.c (cse_insn): Don't pass label subtraction to force_const_mem.
835 * function.c (gen_mem_addressof): Clear MEM_ALIAS_SET if no decl.
837 2000-08-25 Greg McGary <greg@mcgary.org>
839 * flow.c (dump_edge_info): Use ARRAY_SIZE.
840 * config/alpha/alpha.c (alpha_expand_block_move): Likewise.
842 2000-08-25 Richard Earnshaw <rearnsha@arm.com>
844 * arm.h (STRUCT_VALUE): Define to 0, not NULL.
846 Fri Aug 25 12:52:49 EDT 2000 John Wehle (john@feith.com)
848 * i386.c (ix86_find_base_term): New.
849 * i386-protos.h (ix86_find_base_term): Prototype.
850 * i386.h (FIND_BASE_TERM): Define.
851 * alias.c (find_base_term): Use it.
852 * tm.texi (FIND_BASE_TERM): Document it.
854 * alias.c (true_dependence, write_dependence_p): Unchanging
855 memory can't conflict with non-unchanging memory.
857 * alias.c (memrefs_conflict_p): A BLKmode reference
858 to a symbol (or CONST_INT address) always conflicts
859 with a reference to another symbol.
861 2000-08-25 Joseph S. Myers <jsm28@cam.ac.uk>
863 * c-common.c (time_char_table): Don't allow width and flags with
866 2000-08-25 Jakub Jelinek <jakub@redhat.com>
868 * config/i386/i386.c (ix86_expand_branch): Treat GE and GEU the same
869 way as LT and LTU when the second operand has 0 in low word.
871 2000-08-26 Michael Hayes <mhayes@cygnus.com>
873 * basic-block.h (struct loop): Rename `exits' field to
874 `exit_edges'. Add `entry_edges' and `num_entries' fields.
876 * flow.c (flow_loop_exit_edges_find): Rename from flow_loop_exits_find.
877 (flow_loop_entry_edges_find): Add.
878 (flow_edge_list_print): Rename from flow_exits_print.
879 (flow_loops_find): Call flow_loop_entry_edges_find.
880 (flow_loop_dump): Dump entry_edges list.
881 (flow_loops_free): Free entry_edges.
883 2000-08-26 Michael Hayes <mhayes@cygnus.com>
885 * loop.c (loop_dump_aux, debug_loop): New functions.
886 (LOOP_BLOCK_NUM_1, LOOP_BLOCK_NUM, LOOP_INSN_UID): New macros.
888 * flow.c (flow_loops_dump): Add callback parameter.
889 (flow_loop_dump): Add callback parameter and call it. Move
890 loop note debugging code to loop_dump_aux.
892 * basic-block.h (flow_loop_dump): Add callback parameter
893 (flow_loops_dump): Likewise.
895 * toplev.c (rest_of_compilation): Add NULL callback function pointer
896 to call to flow_loops_dump.
898 2000-08-26 Michael Hayes <mhayes@cygnus.com>
900 * loop.c (count_loop_regs_set): Replace start and end arguments
901 with loop argument. All callers udated.
903 2000-08-26 Michael Hayes <mhayes@cygnus.com>
905 * loop.c (constant_high_bytes): Delete.
907 2000-08-26 Michael Hayes <mhayes@cygnus.com>
909 * loop.c (prescan_loop): Move checks for NOTE_INSN_LOOP_CONT
910 and NOTE_INSN_LOOP_VTOP to...
911 (find_and_verify_loops) ...here.
913 Fri Aug 25 04:21:13 2000 Alexandre Oliva <aoliva@redhat.com>
915 * crtstuff.c (CRT_CALL_STATIC_FUNCTION): Define default.
916 (fini_dummy, init_dummy): Use it.
918 Fri 25-Aug-2000 08:03:27 BST Neil Booth <NeilB@earthling.net>
920 * cpplex.c (is_macro_disabled): Caller has already checked
921 that we're not a preprocessed file.
923 2000-08-24 Mark Mitchell <mark@codesourcery.com>
925 * Makefile.in (C_AND_OBJC_OBJS): Remove c-iterate.o.
926 (c-iterate.o): Remove target.
927 * gcc/c-common.h (enum rid): Remove RID_ITERATOR.
928 * gcc/c-decl.c (init_decl_processing): Remove call to init_iterators.
929 (finish_decl): Don't handle iterators.
930 (grokdeclarator): Likewise.
931 * gcc/c-parse.gperf: Remove __iterator and __iterator__ keywords.
932 * gcc/c-gperf.h: Regenerated.
933 * gcc/c-iterate.c: Removed.
934 * gcc/c-lex.c (init_lex): Don't handle iterators.
935 * gcc/c-parse.in (primary): Remove pop_iterator_stack call.
936 (compstmt_primary_start): Remove push_iterator_stack call.
937 (stmt): Don't allow iterator statements. Replace iterator_expand
938 with expand_expr_stmt.
939 (all_iter_stmt): Remove.
940 (all_iter_stmt_simple): Likewise.
941 (all_iter_stmt_with_decl): Likewise.
942 * gcc/c-tree.h (ITERATOR_P): Remove.
943 (ITERATOR_BOUND_P): Likewise.
944 (init_iterators): Remove declaration.
945 (iterator_expand): Likewise.
946 (iterator_for_loop_start): Likewise.
947 (iterator_for_loop_end): Likewise.
948 (iterator_for_loop_record): Likewise.
949 (push_iterator_stack): Likewise.
950 (pop_iterator_stack): Likewise.
951 * gcc/c-typeck.c (decl_constant_value): Don't check ITERATOR_P.
952 (readonly_warning): Likewise.
953 * gcc/tree.h (ITERATOR_BOUND_P): Don't mention it.
955 2000-08-24 Jim Wilson <wilson@cygnus.com>
957 * c-common.c (decl_attributes, case A_ALIGN): Revert last change.
958 Copy type in a TYPE_DECL, just like pushdecl does.
960 2000-08-24 Richard Henderson <rth@cygnus.com>
962 * toplev.c (main): Enable flag_reorder_blocks at -O2.
964 2000-08-24 Zack Weinberg <zack@wolery.cumb.org>
966 * ggc-page.c (alloc_page): If HAVE_MMAP_ANYWHERE and we're
967 asked for one page, allocate GGC_QUIRE_SIZE of them and put
968 the extras on the free list.
969 (release_pages): Clean up.
970 (ggc_set_mark): Don't adjust G.allocated here...
971 (sweep_pages): ... do it here.
973 2000-08-24 Zack Weinberg <zack@wolery.cumb.org>
975 * cppfiles.c (read_include_file): Rearrange initializations.
977 2000-08-24 Richard Henderson <rth@cygnus.com>
979 * stmt.c (expand_asm_operands): Treat EXTRA_CONSTRAINT like g or X.
981 * config/ia64/ia64-protos.h: Update.
982 * config/ia64/ia64.c (gr_register_operand): New.
983 (fr_register_operand, grfr_register_operand): New.
984 (gr_nonimmediate_operand, grfr_nonimmediate_operand): New.
985 (grfr_reg_or_8bit_operand): New.
986 (gr_reg_or_0_operand): Rename from reg_or_0_operand and
987 use gr_register_operand.
988 (gr_reg_or_5bit_operand, gr_reg_or_6bit_operand): Likewise.
989 (gr_reg_or_8bit_operand, gr_reg_or_8bit_adjusted_operand): Likewise.
990 (gr_reg_or_8bit_and_adjusted_operand): Likewise.
991 (gr_reg_or_14bit_operand, gr_reg_or_22bit_operand): Likewise.
992 (fr_reg_or_fp01_operand): Likewise.
993 (not_postinc_memory_operand): New.
994 (ia64_split_timode): Remove unused variables.
995 (rtx_needs_barrier): Check arguments to cmpxchg.
996 (builtin_description): Remove.
997 (bdesc_2argsi, bdesc_2argdi): Remove.
998 (ia64_init_builtins): Declare all builtins directly.
999 (ia64_expand_fetch_and_op): Rewrite to be called from
1000 ia64_expand_builtin directly. Use expand_binop and co.
1001 (ia64_expand_op_and_fetch): Likewise.
1002 (ia64_expand_compare_and_swap): Likewise.
1003 (ia64_expand_binop_builtin): Remove.
1004 (ia64_expand_lock_test_and_set): New.
1005 (ia64_expand_lock_release): New.
1006 (ia64_expand_builtin): Use them.
1007 * config/ia64/ia64.h (CONSTRAINT_OK_FOR_S): New.
1008 (EXTRA_CONSTRAINT): Use it.
1009 (PREDICATE_CODES): Update.
1010 * config/ia64/ia64.md (*): Use gr_register_operand and co.
1011 (mf): Indicate that we set memory as well as use it.
1012 (fetchadd_acq_si): Show memory being modified as well.
1013 (fetchadd_acq_di, cmpxchg_acq_si, cmpxchg_acq_di): Likewise.
1014 (val_compare_and_swap_si, val_compare_and_swap_di): Remove.
1015 (lock_test_and_set_si, lock_test_and_set_di): Remove.
1016 (fetch_and_add_si, fetch_and_sub_si, fetch_and_or_si): Remove.
1017 (fetch_and_and_si, fetch_and_xor_si, fetch_and_nand_si): Remove.
1018 (fetch_and_add_di, fetch_and_sub_di, fetch_and_or_di): Remove.
1019 (fetch_and_and_di, fetch_and_xor_di, fetch_and_nand_di): Remove.
1020 (add_and_fetch_di, sub_and_fetch_di, or_and_fetch_di): Remove.
1021 (and_and_fetch_di, xor_and_fetch_di, nand_and_fetch_di): Remove.
1022 (add_and_fetch_si, sub_and_fetch_si, or_and_fetch_si): Remove.
1023 (and_and_fetch_si, xor_and_fetch_si, nand_and_fetch_si): Remove.
1024 * config/ia64/ia64intrin.h (*): Cast result to the appropriate
1025 return type. Pretty print definitions.
1027 2000-08-24 Jim Wilson <wilson@cygnus.com>
1029 * config/ia64/ia64.md (movdi): Don't call gen_movdi_symbolic if
1030 we have a SYMBOL_REF with SYMBOL_REF_FLAG set.
1032 2000-08-24 Jason Merrill <jason@redhat.com>
1034 * dwarf2out.c (AT_flag, AT_int, AT_unsigned, AT_string, AT_ref,
1035 AT_loc, AT_addr, AT_lbl): Abort on unsuitable input.
1036 (get_AT_low_pc, get_AT_hi_pc, get_AT_string, get_AT_flag,
1037 get_AT_unsigned, get_AT_ref): Don't call them if get_AT fails.
1039 2000-08-24 Greg McGary <greg@mcgary.org>
1041 * optabs.c (init_optabs): Initialize fixtab, fixtrunctab, floattab,
1042 and extendtab within their proper array boundaries.
1043 * emit-rtl.c (init_emit_once): Pass `const_tiny_rtx' with bounds
1044 for the entire array.
1046 * config/arm/arm.c (arm_override_options): Use ARRAY_SIZE.
1047 * config/alpha/alpha.c (alpha_lookup_xfloating_lib_func): Likewise.
1048 * config/avr/avr.c (order_regs_for_local_alloc): Likewise.
1049 * config/fr30/fr30.c (fr30_print_operand): Likewise.
1050 * config/i386/dgux.c (output_options): Likewise.
1051 * config/i386/dgux.h (ASM_FILE_START): Likewise.
1052 * config/m88k/m88k.c (output_options): Likewise.
1053 * config/m88k/m88k.h (ASM_FILE_START): Likewise.
1054 * config/mcore/mcore.c (mcore_output_inline_const_forced,
1055 layout_mcore_frame, handle_structs_in_regs): Likewise.
1056 * config/mips/mips.c (output_block_move): Likewise.
1057 * config/rs6000/rs6000.c (rs6000_override_options,
1058 rs6000_file_start): Likewise.
1059 * config/sparc/sparc.c (sparc_add_gc_roots): Likewise.
1060 * fixinc/fixfixes.c (FIX_TABLE_CT): Likewise.
1061 * fixinc/fixtests.c (TEST_TABLE_CT): Likewise.
1062 * builtins.c (expand_builtin_setjmp): Likewise.
1063 * expr.c (safe_from_p): Likewise.
1064 * flow.c (life_analysis): Likewise.
1065 * fold-const.c (size_int_type_wide): Likewise.
1066 * gcc.c (translate_options, init_spec, set_spec, main): Likewise.
1067 * genattrtab.c (make_length_attrs): Likewise.
1068 * genopinit.c (gen_insn): Likewise.
1069 * genrecog.c (NUM_KNOWN_PREDS, NUM_SPECIAL_MODE_PREDS): Likewise.
1070 * global.c (global_alloc): Likewise.
1071 * local-alloc.c (find_free_reg): Likewise.
1072 * mips-tdump.c (print_symbol): Likewise.
1073 * mips-tfile.c (parse_def, parse_input): Likewise.
1074 * reload1.c (NUM_ELIMINABLE_REGS): Likewise.
1075 * stmt.c (expand_nl_goto_receiver): Likewise.
1076 * stor-layout.c (set_sizetype): Likewise.
1077 * varasm.c (decode_reg_name): Likewise.
1078 * toplev.c (decode_f_option, decode_W_option,
1079 set_target_switch, print_switch_values): Likewise.
1080 (NUM_ELEM): Remove macro.
1081 (display_help, main): s/NUM_ELEM/ARRAY_SIZE/
1083 2000-08-24 Greg McGary <greg@mcgary.org>
1085 * tree.h (enum tree_index): New member `TI_MAIN_IDENTIFIER'.
1086 (MAIN_NAME_P, main_identifier_node): New macros.
1087 * c-common.c (c_common_nodes_and_builtins): Init main_identifier_node.
1088 * c-decl.c (start_decl, grokdeclarator, start_function,
1089 store_parm_decls, finish_function): Use MAIN_NAME_P.
1090 * config/avr/avr.c (function_prologue, function_epilogue): Likewise.
1091 * config/i386/cygwin.h (SUBTARGET_PROLOGUE): Likewise.
1092 * config/i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
1093 * config/pdp11/pdp11.c (output_function_prologue): Likewise.
1095 2000-08-24 Greg McGary <greg@mcgary.org>
1097 * cppfiles.c (actual_directory): Don't write beyond `dir'
1098 when it contains "".
1099 * real.c (asctoeg): Stay within bounds of etens[][].
1101 2000-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1103 * dependence.c (dependence_string, direction_string,
1104 dump_one_node, dump_node_dependence): Hide unused identifiers.
1105 (get_low_bound, normalize_coefficients): Match definition to
1107 (get_one_coefficient): Initialize variables `value0_is_idx' and
1109 (ziv_test, gcd_test): Mark parameters with ATTRIBUTE_UNUSED.
1110 (ziv_test): Delete variable `idx', use parameter `sub' instead.
1111 (direction_merge): Avoid automatic aggregate initialization.
1112 (have_dependence_p): Use `src' not `dest' to set `src_idx'.
1113 Initialize variables `dest_idx' and `src_idx'.
1114 (end_dependence_analysis): Avoid C89 style function definition.
1116 2000-08-24 Joseph S. Myers <jsm28@cam.ac.uk>
1118 * c-common.c (time_char_table): Don't allow width with %F.
1119 (check_format_info): Don't allow "Z" length with scanf.
1121 2000-08-24 Gabriel Dos Reis <gdr@codesourcery.com>
1123 * diagnostic.c (finish_diagnostic): Define.
1124 (output_do_printf): Use wrap_text instead of output_add_string.
1125 (default_print_error_function): Avoid embedded '\n'.
1127 * diagnostic.h (flush_diagnostic_buffer): Declare.
1129 2000-08-23 Alexandre Oliva <aoliva@redhat.com>
1131 * dependence.c: Replace `[][]' with `[][MAX_SUBSCRIPTS]'.
1133 2000-08-23 Hans-Peter Nilsson <hp@axis.com>
1135 * Makefile.in (GCC_PASSES): Add specs.
1137 2000-08-23 Jim Wilson <wilson@cygnus.com>
1139 * frame.h (IA64_UNW_EHANDLER, IA64_UNW_UHANDLER): New.
1140 * config/ia64/frame-ia64.c (__get_personality): Return zero if neither
1141 EHANDLER nor UHANDLER bit is set.
1142 (__get_except_table): Likewise.
1144 2000-08-23 Nick Clifton <nickc@redhat.com>
1146 * config/arm/lib1funcs.asm: Replace upper case condition codes
1147 with lower case versions.
1149 * config/arm/arm.h (STRUCT_VALUE): Define.
1150 (STRUCT_VALUE_REGNUM): Delete.
1152 2000-08-23 Zack Weinberg <zack@wolery.cumb.org>
1154 * cpphash.h (IN_I): New flag for directive table.
1155 * cpplib.c (DIRECTIVE_TABLE): Mark #define, #undef, #ident, and
1157 (_cpp_check_directive): If -fpreprocessed, execute directives
1158 marked with IN_I. Issue no warnings in this case.
1159 * cpplex.c (_cpp_get_token): Expand no macros if -fpreprocessed.
1161 2000-08-23 Joseph S. Myers <jsm28@cam.ac.uk>
1163 * c-common.c (print_char_table): Allow 'I' flag with %d, %i and
1165 (check_format_info): Support printf 'I' flag; warn about it with
1168 2000-08-23 Richard Earnshaw (rearnsha@arm.com)
1170 * arm.c (arm_expand_prologue): Ensure that the stack-adjustment
1171 barrier can't be ignored by the alias analysis code.
1173 2000-08-12 Eli Zaretskii <eliz@is.elta.co.il>
1175 * fixinc/inclhack.def (sysv68_string): Fix the Sed script so it
1176 works inside fixincl.
1178 Wed Aug 23 04:55:48 2000 Alexandre Oliva <aoliva@redhat.com>
1180 * simplify-rtx.c (simplify_rtx): Don't pass VOIDmode to
1181 simplify_relational_operation() unless both operands are of
1183 * cse.c (fold_rtx): Likewise.
1185 Tue Aug 22 23:53:27 EDT 2000 John Wehle (john@feith.com)
1187 * rtlanal.c (rtx_unstable_p): The pic register is stable
1188 (within one function) and the actual rtx should be used
1189 when checking the registers.
1190 (rtx_addr_can_trap_p): Pic memory addresses can't trap.
1192 * alias.c (true_dependence, write_dependence_p): Fix
1193 bug in previous patch.
1195 * i386.c (ix86_GOT_alias_set): New.
1196 (legitimize_pic_address): Use it.
1198 * rtlanal.c (rtx_unstable_p): An unchanging MEM is
1199 only stable if its address is stable.
1200 (rtx_varies_p): An unchanging MEM can't vary if
1201 its address doesn't vary.
1203 2000-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1205 * c-parse.in (unop +): Restrict -Wtraditional warnings to user code.
1207 2000-08-22 J. David Anglin <dave@hiauly1.hia.nrc.ca>
1209 * vax.h (ASM_SPEC): Pass `-J' to assembler.
1210 * x-vax-gcc: New file for bootstrapping with gcc.
1211 * x-vax: Use X_CFLAGS rather than X_CPPFLAGS to pass `-J'.
1212 * configure.in: Use x-vax-gcc with gcc.
1213 * configure: Rebuilt.
1215 Tue Aug 22 21:21:05 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
1217 * toplev.c (rest_of_compilation): Rebuild label notes after
1218 post-reload splitting pass if new labels have been created.
1220 2000-08-22 Gabriel Dos Reis <gdr@codesourcery.com>
1222 * diagnostic.h (output_buffer_state): New macro.
1223 * diagnostic.c (diagnostic_for_decl, sorry,
1224 default_print_error_function, output_do_verbatim,
1225 report_diagnostic, report_problematic_module): Use it.
1227 (output_format): Use wrap_text instead of maybe_wrap_text.
1229 2000-08-22 Nick Clifton <nickc@redhat.com>
1231 * config/arm/lib1funcs.asm (ARM_DIV_MOD_BODY): New macro.
1232 Common code for ARM divide and modulus functions.
1233 (THUMB_DIV_MOD_BODY): New macro. Thumb equivalent of
1235 (FUNC_END): New macro: Common code at the end of the division and
1237 (THUMB_FUNCTION_START): New macro: Common code at the start of
1239 (__divsi3, __udivsi3, __modsi3, __umodsi3): Use new macros.
1241 Tue Aug 22 20:34:52 2000 Kaz Kojima <kkojima@rr.iij4u.or.jp>
1243 * config/sh/sh.md (cmpeqdi_t splitter): Fix a reverse testing.
1245 * config/sh/sh.c (prepare_scc_operands): Apply force_reg to
1246 sh_compare_op1 when the mode is DImode and sh_compare_op1 isn't
1249 2000-08-22 Nick Clifton <nickc@redhat.com>
1251 * config/arm/lib1funcs.asm (__umodsi3): Before performing any
1252 restorative additions, test for bottom bits of IP being set,
1253 rather than relying upon the RORs not matching.
1256 2000-08-22 David Edelsohn <edelsohn@gnu.org>
1258 * aix.h (ASM_DECLARE_FUNCTION_NAME): Call named_section() or
1259 text_section() as appropriate instead of emitting text csect
1261 (TEXT_SECTION_ASM_OP): Only require default 32-bit alignment.
1262 (UNIQUE_SECTION): Define macro.
1263 (ASM_OUTPUT_SECTION_NAME): Define macro.
1264 * rs6000.c (rs6000_override_options): Disable -ffunction-sections
1265 on AIX if debugging and -fdata-sections always.
1267 2000-08-22 Steven King <sxking@uswest.net>
1269 * config/float-i386.h (LDBL_EPSILON): Remove __convert_long_double
1271 (LDBL_MAX): Same here.
1273 2000-08-22 Richard Henderson <rth@cygnus.com>
1275 * flow.c (tidy_fallthru_edge): Update b->end properly.
1277 2000-08-22 Stan Cox <scox@redhat.com>
1279 * Makefile.in (OBJS): Add dependence.o.
1280 * dependence.c: New file.
1282 2000-08-22 Alexandre Oliva <aoliva@redhat.com>, John David Anglin <dave.anglin@nrc.ca>
1284 * calls.c (check_sibcall_argument_overlap_1): Adjust for
1286 (check_sibcall_argument_overlap): Likewise.
1288 2000-08-22 Alexandre Oliva <aoliva@redhat.com>
1290 * invoke.texi (SH Options): Document -m4-nofpu,
1291 -m4-single-only, -m4-single, -m4, -mbigtable, -mfmovd,
1292 -mhitachi, -mnomacsave, -misize, -mpadstruct, -mspace.
1294 2000-08-22 Joseph S. Myers <jsm28@cam.ac.uk>
1296 * c-common.c (check_format_info): Give the 'some locales' warning
1297 for strftime %Ey rather than the unconditional 'only last 2 digits
1300 2000-08-22 Richard Henderson <rth@cygnus.com>
1302 * alias.c (init_alias_analysis): Do not register
1303 struct_value_incoming_rtx or static_chain_rtx as pointing
1306 Tue Aug 22 01:44:43 2000 Jeffrey A Law (law@cygnus.com)
1308 * protoize.c (munge_compile_params): Fix typo and formatting buglets.
1310 2000-08-22 Gabriel Dos Reis <gdr@codesourcery.com>
1312 * diagnostic.h (report_problematic_module): Declare.
1313 * diagnostic.c (report_problematic_module): New function.
1314 (report_error_function): Tweak.
1316 Tue Aug 22 02:31:26 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1318 * stmt.c (expand_goto_internal, fixup_gotos): Only check
1319 TYPE_RETURNS_STACK_DEPRESSED for FUNCTION_TYPE.
1321 2000-08-21 Richard Henderson <rth@cygnus.com>
1323 * flow.c (calculate_global_regs_live): Mark frame pointer live
1324 everywhere before reload.
1326 2000-08-21 Jim Wilson <wilson@cygnus.com>
1328 * real.c (ereal_from_int, ereal_from_uint, significand_size): Handle
1329 INTEL_EXTENDED_IEEE_FORMAT.
1330 (toe64): Delete INTEL_EXTENDED_IEEE_FORMAT support. Unconditionally
1331 clear last two bytes of output FP value.
1333 2000-08-21 Graham Stott <grahams@cygnus.co.uk>
1335 * config/ia64/ia64.h (REDO_SECTION_INFO_P): Change decl to DECL.
1337 2000-08-21 Jakub Jelinek <jakub@redhat.com>
1339 * unroll.c (loop_find_equiv_value): If ret is modified between
1340 insn and loop_start, ret might not be equivalent to reg.
1342 2000-08-21 Joseph S. Myers <jsm28@cam.ac.uk>
1344 * c-common.c (init_dollar_format_checking,
1345 maybe_read_dollar_number, finish_dollar_format_checking): New
1347 (dollar_arguments_used, dollar_arguments_count,
1348 dollar_first_arg_num, dollar_max_arg_used, dollar_format_warned):
1350 (check_format_info): Support $ formats for scanf and printf width
1351 and precision. Always increment format_chars to advance past the
1352 '*' of precision, not just when the format parameters are
1355 2000-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1357 * mips.c (block_move_loop, expand_block_move,
1358 function_arg_partial_nregs, save_restore_insns, function_prologue,
1359 mips_expand_prologue, RA_MASK): Avoid using the `U' integer
1361 (function_arg_advance, function_arg): Match argument to format
1364 2000-08-21 Nix <nix@esperi.demon.co.uk>
1366 * gcc.c (do_spec_1): Implement %j spec flag.
1367 Remove dead comment.
1369 * gcc.texi (The Configuration File): Document HOST_BIT_BUCKET.
1370 * system.h (HOST_BIT_BUCKET): Default to "/dev/null".
1371 * config/i386/xm-dos.h (HOST_BIT_BUCKET): Define as "NUL".
1372 * config/i386/xm-os2.h, config/winnt/winnt.h: Likewise.
1374 * protoize.c (munge_compile_params): Use HOST_BIT_BUCKET (if
1375 writable) instead of hardcoded value.
1377 * toplev.c (compile_file): Output to a file even if -fsyntax-only.
1379 * gcc.c, config/i386/xm-dos.h, config/i386/xm-os2.h: Kill
1382 * gcc.c (cc1_options): Do not process -o or run the assembler if
1384 * objc/lang-spec.h: Likewise.
1386 2000-08-21 Eli Zaretskii <eliz@is.elta.co.il>
1388 * fixinc/fixincl.c (fix_with_system): Pipe the output of
1389 "external" fixes through `cat', to avoid truncating the input
1390 file by redirection.
1392 2000-08-21 Jakub Jelinek <jakub@redhat.com>
1394 * config/i386/i386.md (lea_general_1): Copy insn condition to split
1396 (lea_general_2, lea_general_3): Likewise.
1398 2000-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1400 * c-decl.c (duplicate_decls, define_label): Restrict -Wtraditional
1401 warnings to user code.
1403 * c-lex.c (readescape, yylex): Likewise.
1405 * c-typeck.c (store_init_value, process_init_element): Likewise
1406 (c_expand_start_case): Format.
1408 2000-08-18 Maciej W. Rozycki <macro@ds2.pg.gda.pl>
1410 * mips/linux.h (LINK_SPEC): Use %(endian_spec).
1412 * mips/mips.h: Change LINKER_ENDIAN_SPEC to ENDIAN_SPEC
1413 and linker_endian_spec to endian_spec.
1414 (ENDIAN_SPEC): Add %{EB} and %{EL}.
1415 (LINK_SPEC): Remove %{EB} and %{EL}.
1416 (ASM_SPEC): Likewise. Use %(endian_spec).
1418 2000-08-21 Joseph S. Myers <jsm28@cam.ac.uk>
1420 * c-tree.h (flag_hosted): Move declaration from here...
1421 * c-common.h (flag_hosted): ... to here.
1422 (flag_noniso_default_format_attributes): New declaration.
1423 * c-decl.c (flag_noniso_default_format_attributes): New variable.
1424 (c_decode_option): Set it appropriately for options choosing
1425 language standard variant.
1426 * c-common.c (init_function_format_info): Only provide default
1427 format attributes if flag_hosted. Only provide the gettext
1428 formats if flag_noniso_default_format_attributes. Update
1430 (check_format_info): Disable treatment of %a as a scanf flag in
1433 2000-08-21 Joseph S. Myers <jsm28@cam.ac.uk>
1435 * c-common.c (scan_char_table): Add 'w' to flags for all formats
1437 (check_format_info): Set 'wide' for scanf format widths. Warn for
1438 a zero scanf width. Make the check for writing into a constant
1439 object at the first level of indirection; at later levels, warn if
1440 any type qualifiers are encountered.
1442 Mon Aug 21 07:41:12 2000 Jeffrey A Law (law@cygnus.com)
1444 * reload.c (reload_inner_reg_of_subreg): New function broken out of
1446 (push_reload): Use reload_inner_reg_of_subreg.
1447 (combine_reloads): Do not combine reloads if the input reload
1448 is a SUBREG in which the inner part will need reloading.
1450 * global.c (global_alloc): Avoid passing dumpfile argument to
1452 * toplev.c (rest_of_compilation): Likewise.
1453 * reload.h (reload): Remove dumpfile argument. Callers changed.
1454 (debug_reload, debug_reload_to_stream): Move prototypes here.
1455 * rtl.h (reload): Remove dumpfile argument.
1456 * reload.c (debug_reload): Remove prototype.
1457 (debug_reload_to_stream): Likewise.
1458 * reload1.c: Avoid passing dumpfile around, rely on rtl_dump_file
1461 2000-08-21 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
1463 * diagnostic.c (context_as_prefix): Export.
1464 (need_error_newline): Remove.
1465 (lang_diagnostic_starter, lang_diagnostic_finalizer): New objects.
1466 (error_module_changed, record_last_error_module,
1467 error_function_changed, record_last_error_function): New functions.
1468 (initialize_diagnostics): Default intialize
1469 lang_diagnostic_starter, lang_diagnostic_finalizer.
1470 (init_output_buffer): Tweak.
1471 (file_name_as_prefix): New function.
1472 (announce_function, default_print_error_function,
1473 report_error_function, set_diagnostic_context): Tweak.
1475 2000-08-21 Richard Earnshaw <rearnsha@arm.com>
1477 * flow.c (init_propagate_block_info): Handle SUBREG in a jump
1478 condition expression.
1480 2000-08-20 Richard Henderson <rth@cygnus.com>
1482 * flow.c (merge_blocks_nomove): Don't seek back past the bb note.
1484 2000-08-20 Zack Weinberg <zack@wolery.cumb.org>
1486 * cppinit.c (cpp_init): Set global flag when called.
1487 (cpp_reader_init): Bomb out if cpp_init hasn't been called.
1489 Sun Aug 20 01:41:35 2000 Dennis Chernoivanov <cdi@sparc.spb.su>
1491 * cpplex.c (cpp_scan_buffer): Move `output_line_command' just
1492 before `process_directive' so that newlines won't be missed
1494 (cpp_printf): Increment `print->lineno' when newline is emitted.
1496 * cppmain.c (cb_ident): Likewise.
1497 (cb_define): Likewise.
1498 (cb_undef): Likewise.
1499 (cb_include): Likewise.
1500 (cb_def_pragma): Likewise.
1501 (dump_macros_helper): Likewise.
1503 2000-08-20 Richard Henderson <rth@cygnus.com>
1505 * config/ia64/ia64.c (emit_insn_group_barriers): Stop if ar.lc
1506 assigned before a loop.
1508 * config/ia64/ia64.md (ashlsi3): Zero extend the shift count.
1509 (ashrsi3, lshrsi3): Likewise.
1511 2000-08-20 Gabriel Dos Reis <gdr@codesourcery.com>
1513 * c-lang.c: #include diagnostic.h
1514 (c_tree_printer): New function.
1515 (lang_init): Initialize lang_printer.
1517 * Makefile.in (c-lang.o): Depends on diagnostic.h
1519 2000-08-20 Gabriel Dos Reis <gdr@codesourcery.com>
1521 * c-errors.c (pedwarn_c99): Adjust call to report_diagnostic.
1523 * diagnostic.c (default_diagnostic_starter,
1524 default_diagnostic_finalizer): New functions.
1525 (diagnostic_for_asm, diagnostic_for_decl): Tweak.
1526 (pedwarn, pedwarn_with_file_and_line, error,
1527 error_with_file_and_line, fatal, warning,
1528 warning_with_file_and_line): Adjust call to report_diagnostic.
1529 (report_diagnostic): Rework.
1530 (set_diagnostic_context): New function.
1532 * diagnostic.h (struct diagnostic_context): New data structure.
1533 (diagnostic_message, diagnostic_argument_list,
1534 diagnostic_file_location, diagnostic_line_location,
1535 diagnostic_is_warning, diagnostic_starter, diagnostic_finalizer,
1536 diagnostic_finalizer, diagnostic_auxiliary_data): New macros.
1537 (set_diagnostic_context): Declare.
1538 (report_diagnostic): Change prototype.
1540 Sun 20-Aug-2000 09:25:45 BST Neil Booth <NeilB@earthling.net>
1542 * fix-header.c (main): Initialize cpplib.
1544 2000-08-19 Michael Meissner <meissner@redhat.com>
1546 * ifcvt.c (find_if_block): Do not assume that a THEN block has any
1547 instructions in it before checking for indirect jumps.
1549 * ifcvt.c (find_if_block): Do not consider a THEN block that ends
1550 in a indirect jump as a potential for conditional execution.
1552 * d30v.h (d30v_init_expanders): Don't declare here.
1553 * d30v-protos.h (d30v_init_expanders): Declare here with a valid
1556 Sat 19-Aug-2000 21:11:45 BST Neil Booth <NeilB@earthling.net>
1558 * cpp.texi: Add @section for assertions.
1560 Sat Aug 19 12:37:08 EDT 2000 John Wehle (john@feith.com)
1562 * loop.c (scan_loop): Use CONST_CALL_P instead of
1563 checking for REG_LIBCALL / REG_RETVAL.
1565 Sat Aug 19 09:18:47 2000 Jeffrey A Law (law@cygnus.com)
1567 * reload1.c (reload_as_needed): Accept dumpfile argument,
1568 pass it to emit_reload_insns.
1569 (emit_reload_insns): Add new dumpfile argument. If non-null
1570 then dump the reloads for each insn into the dumpfile.
1571 (reload): Pass dumpfile to reload_as_needed.
1573 * invoke.texi: Clean up linux-gnu vs linux comments.
1575 2000-08-19 Richard Henderson <rth@cygnus.com>
1577 * config/ia64/ia64.c (reg_or_5bit_operand): New.
1578 (ia64_depz_field_mask): New.
1579 * config/ia64/ia64.h (CONSTRAINT_OK_FOR_R): New.
1580 (PREDICATE_CODES): Update.
1581 * config/ia64/ia64.md: Update commentary.
1582 (depz_internal): New.
1583 (ashlsi3): Implement directly.
1584 (ashrsi3, lshrsi3): Simplify; rely on extv and extzv for constants.
1585 (ashldi3): Use shladd.
1586 * config/ia64/ia64-protos.h: Update.
1588 2000-08-18 Zack Weinberg <zack@wolery.cumb.org>
1590 * toplev.c (independent_decode_option): Always process -g.
1591 Remove third argument, now unused. Adjust caller to match.
1593 2000-08-18 Richard Henderson <rth@cygnus.com>
1595 * combine.c (make_compound_operation): Break after creating
1598 2000-08-18 Zack Weinberg <zack@wolery.cumb.org>
1600 * cpplib.c (cpp_register_pragma_space): Just return if the
1601 namespace is already registered.
1603 2000-08-18 Ray Essick <essick@ddna.labs.mot.com> & Nick Clifton <nickc@redhat.com>
1605 * config/mcore/mcore.md (rotlsi3): Allow allow rotations by a
1606 constant amount. Do not generate ROTL instruction.
1608 Fri Aug 18 16:22:20 2000 Alexandre Oliva <aoliva@redhat.com>
1610 * config/sh/elf.h: Do not include sh/sh.h.
1611 * config/sh/rtems.h: Likewise.
1612 * config/sh/rtemself.h: Do not include sh/elf.h.
1613 * configure.in: Get them included with `tm_file's.
1614 * configure: Rebuilt.
1616 * config/sh/sh.md (fpu_switch0, fpu_switch1): Simplify.
1617 * config/sh/sh.c (fpscr_set_from_mem): Use them.
1619 Fri Aug 18 14:23:18 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1621 * stor-layout.c (compute_record_type): Don't use mode of single
1622 field as mode of record if not integer mode of same type.
1624 * regmove.c (perhaps_ends_bb_p): New function.
1625 (optimize_reg_copy_1, optimize_reg_copy_2): Call it.
1626 (optimize_reg_copy_3, fixup_match_2, regmove_optimize): Likewise.
1627 (fixup_match_1): Likewise.
1628 (fixup_match_1, combine_stack_adjustments_for_block): Add casts to
1629 avoid signed/unsigned warnings.
1631 * function.c (fixup_var_refs_1, case MEM): Update CODE after
1634 Fri 18-Aug-2000 18:33:45 BST Neil Booth <NeilB@earthling.net>
1636 * cpphash.h: Use HAVE_DESIGNATED_INITIALIZERS.
1637 (_cpp_trigraph_map): Declaration moved from cpplex.c
1639 * cppinit.c: Define _cpp_trigraph_map. Use UCHAR_MAX + 1
1640 instead of 256. Use consistent test for designated initializers.
1641 (cpp_init): Initialize trigraph_map.
1642 (initialize_standard_includes, parse_option): Use memcmp
1645 * cpplex.c (init_trigraph_map): Remove.
1646 (trigraph_ok, trigraph_replace, lex_line): Refer to
1649 * cpplib.c (str_match, WARNING, ERROR, ICE): Delete.
1650 (do_unassert): Remove unused "next" local.
1652 * system.h (HAVE_DESIGNATED_INITIALIZERS): New prototype.
1654 2000-08-18 Emmanuel Marty <emarty@suntech.fr>
1656 * arm/lib1funcs.asm (_umodsi3 THUMB VARIANT): Restore deleted return
1659 2000-08-17 Richard Henderson <rth@cygnus.com>
1661 * config/ia64/ia64.c (spill_restore_mem): Handle emitting
1662 the first insn in a sequence.
1664 Thu Aug 17 22:40:05 EDT 2000 John Wehle (john@feith.com)
1666 * alias.c (true_dependence, write_dependence_p): A read
1667 involving a label_ref or the constant pool doesn't create
1670 * rtl.h (unchanging): Improve documentation.
1672 2000-08-17 Rodney Brown <RodneyBrown@mynd.com>
1674 * cse.c (insert_regs): Remove unused `regno'.
1676 2000-08-17 Neil Booth <NeilB@earthling.net>
1678 * (cppinit.c) merge_include_chains: Use remove_dup_dir,
1679 remove_dup_dirs. If qtail == brack, remove brack not
1681 (remove_dup_dir, remove_dup_dirs): New functions.
1683 2000-08-17 Neil Booth <NeilB@earthling.net>
1685 * cppinit.c (cpp_cleanup): Free include dir chains.
1686 * cpplib.c (do_undef): Let _cpp_free_definition make the node void.
1687 (do_unassert): Free the assert with _cpp_free_definition.
1688 * cppmacro.c (_cpp_free_definition): Free memory allocated for
1689 assertions. Make the node a T_VOID node.
1691 2000-08-17 Neil Booth <NeilB@earthling.net>
1693 * cppinit.c (path_include, append_include_chain):
1694 Remove 2nd parameter (struct cpp_pending *).
1695 (path_include, initialize_standard_includes, cpp_handle_option):
1696 Update callers appropriately.
1697 (cpp_handle_option): Use pend.
1699 2000-08-17 Neil Booth <NeilB@earthling.net>
1701 * cppinit.c (sort_options): Remove, put functionality in
1704 (initialize_builtins): Free memory.
1705 (cpp_start_read): Move init_IStable to cpp_init.
1707 * cpplib.h (cpp_init): New prototype.
1708 * cppmain.c (main): Call cpp_init.
1710 Thu Aug 17 13:20:32 EDT 2000 John Wehle (john@feith.com)
1712 * rtlanal.c (rtx_unstable_p): Use CONSTANT_P.
1713 (rtx_unstable_p, rtx_varies_p): Process vectors.
1715 2000-08-16 Niibe Yutaka <gniibe@m17n.org>, Kaz Kojima <kkojima@rr.iij4u.or.jp>
1717 * config/sh/lib1funcs.asm (GLOBAL): Define. Use for all
1718 references to GLOBAL symbols. Use LOCAL where appropriate.
1720 2000-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1722 * configure.in (*-ibm-aix4.[12]*): Delete test for gnu ld. Always
1723 use t-aix41 when host == target.
1725 2000-08-16 Richard Henderson <rth@cygnus.com>
1727 * reload.c (push_secondary_reload): Revert last change.
1728 If we use a reload_in/out pattern, make the when the same
1729 as the primary reload.
1730 (find_reloads): Likewise.
1732 2000-08-16 Manfred Hollstein <manfredh@redhat.com>
1734 * configure.in (libstdcxx-v3): Fix test.
1735 * configure: Regenerate.
1737 Wed Aug 16 08:10:32 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1739 * calls.c (calls_function_1, expand_call): Only test
1740 TYPE_RETURNS_STACK_DEPRESSED for FUNCTION_TYPE.
1741 * function.c (thread_prologue_and_epilogue_insns): Likewise.
1743 2000-08-16 Richard Henderson <rth@cygnus.com>
1745 * combine.c (simplify_shift_const): Revert previous two
1746 changes. If SHIFT_COUNT_TRUNCATED, crop the shift count
1747 before the main loop.
1749 2000-08-15 Richard Henderson <rth@cygnus.com>
1751 * combine.c (simplify_shift_const): Bound shift count when
1754 Tue Aug 15 17:33:05 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1756 * calls.c (ECF_SP_DEPRESSED): New macro.
1757 (calls_function_1): Treat calling sp-depressed function as alloca.
1758 (emit_call_1): Don't adjust SP if calling sp-depressed function.
1759 (expand_call): Set ECF_SP_DEPRESSED if TYPE_RETURNS_STACK_DEPRESSED.
1760 If sp-depressed, ensure block saves and restores SP.
1761 * fold-const.c (extract_muldiv): Only check TYPE_IS_SIZETYPE
1763 * function.c (keep_stack_depressed): New function.
1764 (thread_prologue_and_epilogue_insns): Call it.
1765 * print-tree.c (print_node): Use HOST_WIDE_INT_PRINT_UNSIGNED
1766 to print DECL_OFFSET_ALIGN.
1767 Print no-force-blk and transparent-union flags properly.
1768 * stmt.c (expand_goto_internal): Don't restore stack if last block
1769 and function returns with sp depressed.
1770 (fixup_gotos): Likewise.
1771 (save_stack_pointer): New function, from code in expand_decl.
1772 (expand_decl): Call new function.
1773 * tree.h (TYPE_IS_SIZETYPE): Call INTEGER_TYPE_CHECK.
1774 (TYPE_RETURNS_STACK_DEPRESSED): New macro.
1775 (save_stack_pointer): New declaration.
1777 * diagnostic.c (fatal_function): New variable.
1778 (set_fatal_function): New function.
1780 * diagnostic.h (set_fatal_function): New declaration.
1782 2000-08-15 William Cohen <wcohen@redhat.com>
1784 * config/sh/elf.h (DWARF2_DEBUGGING_INFO): Defined.
1785 (PREFERRED_DEBUGGING_TYPE): Set to dwarf2 info.
1786 (DWARF2_ASM_LINE_DEBUG_INFO): Defined.
1788 2000-08-15 Richard Henderson <rth@cygnus.com>
1790 * flow.c (mark_used_reg): Set reg_cond_reg appropriately.
1792 2000-08-15 Richard Earnshaw <rearnsha@arm.com>
1794 * arm.c (arm_function_ok_for_sibcall): New function.
1795 * arm.h (FUNCTION_OK_FOR_SIBCALL): Define.
1796 * arm.md (call expanders): Don't check here for calls that can't
1799 2000-08-15 Richard Earnshaw <rearnsha@arm.com>
1801 * arm.md (splits generating cond_exec): Disable.
1803 2000-08-15 Richard Earnshaw <rearnsha@arm.com>
1805 * arm/linux-elf.h (text_section): Delete declaration.
1807 2000-08-15 Richard Earnshaw <rearnsha@arm.com>
1809 ARM support for unordered FP operations.
1810 * arm-protos.h (arm_comparison_operator): Declare.
1811 * arm.c (arm_comparison_operator): New function.
1812 (arm_select_cc_mode): Add unordered comparison codes.
1813 (get_arm_condition_code): Likewise.
1814 (arm_final_prescan_insn): Can't handle unordered jumps that can't
1815 be done in one insn.
1816 * arm.h (PREDICATE_CODES): Add arm_comparison_operator.
1817 * arm.md (all uses of comparison_operator): Replace with
1818 arm_comparison_operator.
1819 (bunordered, bordered, bugt, bunlt, bunge, bunle, buneq, bltgt): New
1821 (arm_buneq, arm_bltgt, arm_buneq_reversed, arm_bltgt_reveresed): New
1824 Tue Aug 15 00:36:36 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
1826 * gthr-posix.h: Conditionally include <sched.h>; include
1827 <config.h> from libobjc/.
1829 2000-08-14 Richard Henderson <rth@cygnus.com>
1831 * config/i386/i386.c (legitimize_pic_address): Use Pmode
1834 2000-08-14 Richard Henderson <rth@cygnus.com>
1836 * configure.in (ia64-*): Set float_format for i386 long double.
1838 * real.c (GET_REAL): Treat 128-bit INTEL_EXTENDED_IEEE_FORMAT
1839 as we would for i386 XFmode.
1840 (PUT_REAL): Likewise.
1841 (endian, ereal_atof, real_value_truncate): Likewise.
1842 (ereal_isneg, toe64, etens, make_nan): Likewise.
1843 * real.h (REAL_VALUE_TO_TARGET_LONG_DOUBLE): Likewise.
1845 * config/ia64/ia64-protos.h: Update.
1846 * config/ia64/ia64.c (general_tfmode_operand): New.
1847 (destination_tfmode_operand): New.
1848 (tfreg_or_fp01_operand): New.
1849 (ia64_split_timode): New.
1850 (spill_tfmode_operand): New.
1851 (ia64_expand_prologue): Use TFmode not XFmode.
1852 (ia64_expand_epilogue): Likewise.
1853 (ia64_function_arg): Likewise.
1854 (ia64_function_arg_advance): Likewise.
1855 (ia64_return_in_memory): Likewise.
1856 (ia64_function_value): Likewise.
1857 (ia64_print_operand): Likewise.
1858 (ia64_register_move_cost): Set GR<->FR to 5.
1859 (ia64_secondary_reload_class): Get GR for TImode memory op.
1860 * config/ia64/ia64.h (ROUND_TYPE_SIZE): Remove.
1861 (ROUND_TYPE_ALIGN): Remove.
1862 (LONG_DOUBLE_TYPE_SIZE): Set to 128.
1863 (INTEL_EXTENDED_IEEE_FORMAT): Define.
1864 (HARD_REGNO_NREGS): Use TFmode, not XFmode.
1865 (HARD_REGNO_MODE_OK): Likewise. Disallow TImode in FRs.
1866 (MODES_TIEABLE_P): Use TFmode, not XFmode.
1867 (CLASS_MAX_NREGS): Likewise.
1868 (ASM_OUTPUT_LONG_DOUBLE): Output by 4 byte hunks.
1869 (PREDICATE_CODES): Update.
1870 * config/ia64/ia64.md (movti): New.
1871 (movti_internal): Use a clobber for memory alternatives.
1872 (reload_inti, reload_outti): New.
1873 (movsfcc_astep): Predicate properly.
1874 (movdfcc_astep): Likewise.
1877 (extendsftf2, extenddftf2): New.
1878 (trunctfsf2, trunctfdf2): New.
1879 (floatditf2, fix_trunctfdi2): New.
1880 (floatunsditf2, fixuns_trunctfdi2): New.
1881 (addtf3, subtf3, multf3, abstf2): New.
1882 (negtf2, nabstf2, mintf3, maxtf3): New.
1883 (maddtf3, msubtf3, nmultf3, nmaddtf3): New.
1885 (fr_spill): Use TFmode, not XFmode.
1886 (fr_restore): Likewise.
1887 * config/ia64/lib1funcs.asm (__divtf3): New.
1888 * config/ia64/t-ia64 (LIB1ASMFUNCS): Add it.
1890 2000-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1892 * cse.c (fold_rtx): Avoid empty body in an if-statement.
1894 * doloop.c (doloop_iterations_max, doloop_modify): Avoid using the
1895 `U' integer constant suffix.
1897 * dwarf2out.c (add_subscript_info): Avoid empty body in an
1900 * sparc/sol2.h (__enable_execute_stack): Prototype.
1902 2000-08-14 David Edelsohn <edelsohn@gnu.org>
1904 * collect2.c: Remove use of AIX import file.
1906 * longlong.h: Test ARCH_PWR not ARCH_POWER.
1908 * rs6000.c (print_operand, case 'E'): Add else.
1910 2000-08-14 Richard Henderson <rth@cygnus.com>
1912 * config/ia64/ia64.md (movdi): Delay calling ia64_expand_load_address.
1913 (movdi_symbolic): New.
1915 2000-08-14 Jim Wilson <wilson@cygnus.com>
1917 * config/ia64/ia64.h (ASM_SPEC): Pass -mconstant-gp and -mauto-pic
1918 to GNU as. For Intel as, pass -M const_gp and -M no_plabel.
1919 * config/ia64/linux.h (ASM_SPEC): Pass -mconstant-gp and -mauto-pic
1922 2000-08-14 Richard Henderson <rth@cygnus.com>
1924 * expr.c (emit_group_load): Don't force constants into registers.
1925 Special case source already in the correct mode.
1927 2000-08-14 Zack Weinberg <zack@wolery.cumb.org>
1929 * configure.in: Accept *-*-linux* not just *-*-linux-gnu*.
1930 * fixinc/inclhack.def: Likewise.
1931 * fixinc/mkfixinc.sh: Likewise.
1932 * configure: Regenerate.
1933 * fixinc/fixincl.x: Regenerate.
1934 * install.texi: Document equivalence of linux and linux-gnu.
1936 Mon Aug 14 18:51:44 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
1938 * cse.c (insert_regs): Also in REG case: When finding an invalid
1939 value, and we make a new quantity, make sure that it won't be
1940 mistaken by for a valid one by mention_regs.
1942 2000-08-13 Ralf Gütlein <ralf.guetlein@aranea.de>
1944 * h8300.md: Remove obsolete peepholes.
1946 2000-08-13 Kazu Hirata <kazu@hxi.com>
1948 * invoke.texi (H8/300 Options): Fix typos.
1949 * config/h8300.c: Fix formatting.
1950 * config/h8300.h: Fix comment typos.
1951 (OVERRIDE_OPTIONS): Fix formatting.
1953 * function.c: Fix formatting.
1955 * cse.c: Fix formatting.
1957 2000-08-13 Geoff Keating <geoffk@cygnus.com>
1959 * flow.c (attempt_auto_inc): Remove unused variable `bb'.
1960 (attempt_auto_inc): Suppress parentheses warning.
1961 * function.c (put_reg_into_stack): Remove unused variable `unsigned_p'.
1962 * loop.c (load_mems): Remove `u' suffix in two places.
1963 * config/rs6000/rs6000.c: Remove unnecessary `u' suffixes from
1965 * config/rs6000/rs6000.h: Likewise.
1966 * config/rs6000/sol-c0.c: Prototype some functions. Remove the
1967 __eabi dummy routine.
1968 * config/rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Remove unused
1971 * config/rs6000/rs6000.c (rs6000_select_section): Rewrite to
1972 not put stuff in .sdata unnecessarily.
1973 (rs6000_unique_section): New function.
1974 * config/rs6000/rs6000-protos.h: Add rs6000_unique_section.
1975 * config/rs6000/sysv4.h (UNIQUE_SECTION): Define.
1977 * c-typeck.c (build_array_ref): Don't complain about non-lvalue
1978 arrays in C99. Don't try to look at DECL_REGISTER of a
1979 COMPONENT_REF. Don't complain twice about the same error.
1981 * fixinc/inclhack.def (aix_pthread): New fix.
1982 (aix_sysmachine): New fix.
1983 * fixinc/fixincl.x: Regenerate.
1985 * expr.c (expand_expr): Call convert_modes when turning a large
1986 multiply into a small one.
1988 2000-08-12 Geoff Keating <geoffk@cygnus.com>
1990 * tree.h (DECL_OFFSET_ALIGN): Make the off_align field of
1991 the tree structure an exponent rather than an explicit alignment
1992 so it doesn't overflow.
1993 (SET_DECL_OFFSET_ALIGN): New macro.
1994 * stor-layout.c (place_union_field): Use SET_DECL_OFFSET_ALIGN
1995 rather than DECL_OFFSET_ALIGN.
1996 (place_field): Likewise.
1997 * expmed.c (store_bit_field): Abort on align==0 to avoid
1998 antisocial machine behaviour.
2000 2000-08-12 Richard Henderson <rth@cygnus.com>
2002 * sibcall.c (uses_addressof): Accept both addressof and
2003 current_function_internal_arg_pointer inside a mem.
2004 (optimize_sibling_and_tail_recursive_call): Fail tail recursion
2005 if current_function_uses_addressof.
2006 * stmt.c (expand_return): Kill tail recursion and HAVE_return
2009 2000-08-11 Richard Henderson <rth@cygnus.com>
2011 * config/ia64/ia64.md (addsi3): Remove expander.
2012 (subsi3, mulsi3, negsi2, one_cmplsi2): Likewise.
2013 (*addsi3_shladd): New.
2015 2000-08-11 Richard Henderson <rth@cygnus.com>
2017 * config/ia64/ia64.c (do_spill): Pass cfa offset to move expander.
2018 (do_restore): Likewise.
2019 (gen_movdi_x, gen_fr_spill_x, gen_fr_restore_x): New.
2020 (ia64_expand_prologue, ia64_expand_epilogue): Use them.
2021 (rtx_needs_barrier): Track actual bit manipulation for
2022 ar.unat moves, gr_spill, and gr_restore.
2023 (emit_insn_group_barriers): Special case gr_spill/gr_restore.
2024 (process_set): Don't handle varargs spills.
2025 * config/ia64/ia64.md (gr_spill): Accept cfa offset. Emit
2026 .mem.offset here instead of in process_set.
2027 (gr_restore): Likewise.
2029 2000-08-11 Richard Henderson <rth@cygnus.com>
2031 * config/ia64/ia64.h (PROMOTE_MODE): Only extend to SImode.
2033 2000-08-11 Mark Elbrecht <snowball3@bigfoot.com>
2035 * gcc.texi (The Configuration File): Document
2036 COLLECT2_HOST_INITIALIZATION, GCC_DRIVER_HOST_INITIALIZATION, and
2037 UPDATE_PATH_HOST_CANONICALIZATION.
2039 2000-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2041 * c-parse.in (cast_expr): Avoid -Wstrict-prototype warnings for
2042 unprototyped function pointer casts on integer constants.
2044 2000-08-11 Laurynas Biveinis <lauras@softhome.net>
2046 * fixproto: Recognize DOS paths with drive letters as absolute paths.
2048 2000-08-11 Nathan Sidwell <nathan@codesourcery.com>
2050 * extend.texi (Volatiles): Fix typos.
2052 2000-08-11 Kazu Hirata <kazu@hxi.com>
2054 * flow.c: Fix formatting.
2056 2000-08-11 Richard Henderson <rth@cygnus.com>
2058 * reload.c (push_secondary_reload): When invoking a reload_{in,out}
2059 pattern, always allocate a tertiary scratch register.
2061 * config/alpha/alpha.md (reload_inqi): Use a DImode scratch.
2062 (reload_inhi): Likewise.
2064 2000-08-11 Richard Henderson <rth@cygnus.com>
2066 * function.c (put_reg_into_stack): Allow type to be NULL.
2067 (schedule_fixup_var_refs): Likewise.
2068 (gen_mem_addressof): Allow decl to be NULL.
2069 (put_addressof_into_stack): Likewise.
2071 * flow.c (merge_blocks_nomove): Be more careful about
2072 locating the beginning of block A.
2074 * combine.c (simplify_shift_const): Obey SHIFT_COUNT_TRUNCATED.
2076 Thu Aug 10 22:47:09 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
2081 * config.in: Reverted the check for <sched.h>.
2083 2000-08-10 Chris Demetriou <cgd@sibyte.com>
2085 * mips/elf.h (CTOR_SECTION_NAME, DTOR_SECTION_NAME): New
2086 macros define the name of CTOR and DTOR sections.
2087 (CTOR_LIST_BEGIN, CTOR_LIST_END, DTOR_LIST_BEGIN,
2088 DTOR_LIST_END): Change to use attributes to specify
2090 * mips/elf64.h (CTOR_SECTION_NAME, DTOR_SECTION_NAME,
2091 (CTOR_LIST_BEGIN, CTOR_LIST_END, DTOR_LIST_BEGIN,
2092 DTOR_LIST_END): Same as in mips/elf.h.
2094 2000-08-10 Drew Moseley <dmoseley@redhat.com>
2096 * config/mn10300/mn10300.h: Added no-crt0 option for explicitly
2097 disabling just crt0.o.
2099 2000-08-10 Richard Earnshaw <rearnshaw@arm.com> & Nick Clifton <nickc@cygnus.com>
2101 * arm.h (CPP_SPEC): Use sub-spec cpp_interwork.
2102 (CPP_INTERWORK_SPEC, CPP_INTERWORK_DEFAULT_SPEC): New sub-specs.
2103 (EXTRA_SPECS): Add them.
2104 * arm/lib1funcs.asm: Support builds for interworking.
2105 Use macros to eliminate duplicated pieces of code.
2107 2000-08-10 Kazu Hirata <kazu@hxi.com>
2109 * h8300.c (expand_a_rotate): New.
2110 (emit_a_rotate): Likewise.
2111 (h8300_adjust_insn_length): Add support for the rotate insns.
2112 * h8300.md (rotlqi3): New.
2113 (*rotlqi3_1): Likewise.
2114 (rotlhi3): Likewise.
2115 (*rotlhi3_1): Likewise.
2116 (rotlhi3): Likewise.
2117 (*rotlhi3_1): Likewise.
2118 * h8300-proto.h: Add prototypes for expand_a_rotate and
2121 * h8300.c: Fix comment typos.
2122 (dosize): Declare the variable amount as unsigned.
2123 (get_shift_alg): Fix a comparison between signed and unsigned.
2124 (emit_a_shift): Likewise.
2125 (h8300_adjust_insn_length): Simplify the code.
2127 * c-decl.c: Fix formatting.
2129 2000-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2131 * c-lex.c (parse_float, yylex): For -Wtraditional, issue a
2132 warning about non-traditional numeric constant suffixes.
2134 * cppexp.c (parse_number): Likewise.
2136 * invoke.texi: (-Wtraditional): Document new behavior.
2138 Thu Aug 10 00:11:04 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
2140 * gthr-posix.h: Include auto-host.h. Conditionally include
2142 * configure.in: Check for the <sched.h> header file.
2143 * config.in: Added define for HAVE_SCHED_H.
2145 2000-08-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2147 * c-typeck.c (process_init_element): For -Wtraditional, warn about
2148 initialization of unions.
2150 * invoke.texi (-Wtraditional): Document new behavior.
2152 2000-08-09 Zack Weinberg <zack@wolery.cumb.org>
2154 * configure.in (--enable-c-cpplib): Uncomment. Use AC_DEFINE
2155 instead of extra_c_flags.
2156 (--enable-c-mbchar): Use AC_DEFINE instead of extra_c_flags.
2157 * configure: Regenerate.
2158 * config.in: Regenerate.
2160 * cpperror.c (cpp_type2name): New function.
2161 * cpplex.c (lex_line): If we issued an error for an invalid
2162 preprocessing directive, discard that logical line.
2163 * cpplib.c (do_line): Call a hook function if the current file
2164 is renamed by #line.
2165 (do_ident): Pass the contents of the string, not the entire
2166 token, to the callback function.
2167 * cpplib.h (CPP_LAST_PUNCTUATOR): New #define.
2168 (cb.rename_file): New hook function.
2169 (cb.ident): Adjust prototype.
2170 (cpp_type2name): Prototype.
2171 * cppmacro.c (dump_macro_args): Correct precedence lossage.
2173 * cppmain.c (cb_ident): Update for changed interface.
2174 (cb_rename_file): New function.
2175 (main): Set rename callback.
2177 2000-08-09 Alexandre Oliva <aoliva@redhat.com>
2179 * caller-save.c (mark_referenced_regs): Mark partially-overwritten
2180 multi-word registers.
2182 2000-08-08 Joseph S. Myers <jsm28@cam.ac.uk>
2184 * c-common.c (combine_strings, check_format_info): Refer to ISO C
2185 or ISO C89 instead of ANSI C.
2186 * c-decl.c (grokdeclarator, xref_tag, finish_struct,
2187 build_enumerator, do_case): Likewise.
2188 * c-lex.c (parse_float, yylex): Likewise.
2189 * c-parse.in: Likewise.
2190 * c-typeck.c (common_type, build_array_ref, build_binary_op,
2191 build_unary_op, pedantic_lvalue_warning, build_conditional_expr,
2192 build_c_cast, convert_for_assignment, set_init_index,
2193 set_init_label, c_expand_start_case): Likewise.
2194 * toplev.c (documented_lang_options, display_help): Likewise.
2196 2000-08-08 Kazu Hirata <kazu@hxi.com>
2198 * h8300.c: Fix formatting.
2199 * h8300.h: Likewise.
2200 * h8300.md: Likewise.
2201 (movsi_h8300hs): Fix formatting of the resulting assembly code.
2203 * reload1.c: Fix formatting.
2205 2000-08-08 Rodney Brown <RodneyBrown@mynd.com>
2207 * alpha/alpha.c (alpha_emit_xfloating_libcall):
2208 Use GEN_CALL_VALUE define.
2209 * alpha/alpha.md (untyped_call): Use GEN_CALL define.
2210 * clipper/clipper.md (untyped_call): Likewise.
2211 * dsp16xx/dsp16xx.md (untyped_call): Likewise.
2212 * fx80/fx80.md (untyped_call): Likewise.
2213 * mips/mips.md (untyped_call): Likewise.
2214 * ns32k/ns32k.md (untyped_call): Likewise.
2215 * pa/pa.md (untyped_call): Likewise.
2216 * romp/romp.md (untyped_call): Likewise.
2217 * sparc/sparc.md (untyped_call): Likewise.
2219 2000-08-08 Jason Eckhardt <jle@cygnus.com>
2221 * config/i860/i860.c (singlemove_string): Do not generate assembler
2222 pseudo instructions that must be expanded (that is, with signed
2223 constants larger than 16 bits).
2225 2000-08-08 Richard Henderson <rth@cygnus.com>
2227 * flow.c (life_analysis): Only turn off PROP_LOG_LINKS and
2228 PROP_AUTOINC at -O0. Don't collect alias info at -O0.
2229 (init_propagate_block_info): Don't kill memory stores at -O0.
2230 (mark_set_1, mark_used_regs): Likewise.
2232 2000-08-08 David Edelsohn <edelsohn@gnu.org>
2234 * rs6000.c (optimization_options): Decorate 'level' as
2236 (mask64_operand): Remove sign-extend thinko.
2237 (rldic_operand): New function.
2238 (load_multiple_operation): regno's are unsigned ints.
2239 (store_multiple_operation): Likewise.
2240 (lmw_operation): Likewise.
2241 (stmw_operation): Likewise.
2242 (includes_lshift_p): shift_mask is unsigned int.
2243 (includes_lshift64_p): New function.
2244 (addrs_ok_for_quad_peep): unsigned int reg1.
2245 (print_operand): Consistently add "else" after
2246 output_operand_lossage().
2247 (print_operand, case 'b'): Fold in case 'W'.
2248 (print_operand, case 'W'): Print rldic MB value.
2249 (output_epilogue): Update Objective-C language string.
2250 (output_toc): unsigned HOST_WIDE_INT low, compare unsigned.
2251 * rs6000.h (PREDICATE_CODES): Add rldic_operand.
2252 * rs6000.md (ashldi3): Add rldic instruction.
2253 (iordi3, xordi3): Remove redundant "else if CONST_DOUBLE".
2254 (cmpsi_internal2, cmpdi_interal2): Use 'b' output template
2257 2000-08-08 Richard Henderson <rth@cygnus.com>
2259 * config/ia64/ia64-protos.h: Remove duplicates. Update
2260 for massive code rearrangements.
2261 * config/ia64/ia64.c (ia64_arpfs_regno): Remove.
2262 (ia64_rp_regno, ia64_fp_regno, ia64_input_regs): Remove.
2263 (ia64_local_regs, ia64_need_regstk): Remove.
2264 (ar_ccv_reg_operand): New.
2265 (ia64_gp_save_reg): New.
2266 (struct ia64_frame_info): Combine most of the size elements;
2267 add new gr save elements.
2268 (find_gr_spill): New.
2269 (next_scratch_gr_reg): New.
2270 (mark_reg_gr_used_mask): New.
2271 (ia64_compute_frame_size): Rewrite. Allocate special AR regs
2272 to GR backing store regs when possible.
2273 (ia64_initial_elimination_offset): New.
2274 (ia64_rap_fp_offset): Remove.
2275 (save_restore_insns): Remove.
2276 (setup_spill_pointers): New.
2277 (finish_spill_pointers): New.
2278 (spill_restore_mem): New.
2279 (do_spill, do_restore): New.
2280 (ia64_expand_prologue): Rewrite to use them.
2281 (ia64_expand_epilogue): Likewise.
2282 (ia64_direct_return): Update for current_frame_info changes.
2283 (ia64_function_prologue): Simplify .prologue emission. Emit
2285 (ia64_setup_incoming_varargs): Don't ever emit rtl.
2286 (ia64_dbx_register_number): New.
2287 (ia64_initialize_trampoline): New.
2288 (ia64_secondary_reload_class): Request GR_REGS for integer
2289 arithmetic destined for FR_REGS.
2290 (ia64_init_machine_status): Don't reset return_address_pointer_rtx.
2291 (ia64_mark_machine_status): Mark ia64_gp_save.
2292 (rws_access_regno): Rename from rws_access_reg; don't treat
2293 predicates specially.
2294 (rws_access_reg): New. Update all callers.
2295 (rtx_needs_barrier): Remove dead unspecs.
2296 (ia64_epilogue_uses): Mark ar.pfs and ar.unat live on exit.
2297 (ia64_encode_section_info): Silence signed/unsigned warnings.
2298 (spill_offset, sp_offset, spill_offset_emitted): Remove.
2299 (tmp_reg, tmp_saved): Remove.
2300 (process_set): Rewrite to expect complicated bits via
2301 REG_FRAME_RELATED_EXPR.
2302 (ia64_expand_fetch_and_op): Use emit_move_insn; be explicit
2303 in the use of ar.ccv; never set RTX_UNCHANGING_P.
2304 (ia64_expand_op_and_fetch): Likewise.
2305 (ia64_expand_compare_and_swap): Likewise.
2306 (ia64_expand_builtin): Likewise.
2307 * config/ia64/ia64.h (AR_UNAT_REGNUM): New.
2308 (FIRST_PSEUDO_REGISTER): Update.
2309 (AR_M_REGNO_P): Update.
2310 (FIXED_REGS): Don't mark three local registers as used.
2311 (EXTRA_CC_MODES): New.
2312 (SELECT_CC_MODE): New.
2313 (HARD_REGNO_NREGS): Allow DImode in p0; handle CCImode.
2314 (HARD_REGNO_MODE_OK): Disallow CCImode from non-predicates.
2315 (FRAME_GROWS_DOWNWARD): Unset.
2316 (STARTING_FRAME_OFFSET): Zero.
2317 (ELIMINABLE_REGS): Eliminate from the soft to hard frame pointer.
2318 (INITIAL_ELIMINATION_OFFSET): Defer to out of line function.
2319 (HARD_FRAME_POINTER_REGNUM): New.
2320 (CAN_DEBUG_WITHOUT_FP): Define.
2321 (TRAMPOLINE_TEMPLATE): Remove.
2322 (TRAMPOLINE_SIZE): Lower to 32.
2323 (TRAMPOLINE_ALIGNMENT): Lower to 64.
2324 (INITIALIZE_TRAMPOLINE): Defer to out of line function.
2325 (PREDICATE_CODES): Update.
2326 (struct machine_function): Add ia64_gp_save.
2327 * config/ia64/ia64.md: Purge unused unspecs.
2328 (movsi patterns): Allow moves to/from AR_M_REGS.
2329 (movdi patterns): Allow moves to/from p0.
2330 (call patterns): Move most setjmp hackery to ia64_gp_save_reg.
2331 (gr_spill, gr_restore): Indicate ar.unat read/written.
2332 (nonlocal_goto): Don't pass old frame_pointer.
2333 (nonlocal_goto_receiver): Remove.
2334 (exception_receiver): New.
2335 (builtin_setjmp_setup): New.
2336 (builtin_setjmp_receiver): New.
2337 * config/ia64/lib1funcs.asm (__ia64_save_stack_nonlocal): Bundle.
2338 (__ia64_nonlocal_goto): Bundle. Don't kill r7.
2339 (__ia64_restore_stack_nonlocal): Likewise.
2340 (__ia64_trampoline): New.
2341 * config/ia64/sysv4.h (DBX_REGISTER_NUMBER): Defer to out of line
2343 * config/ia64/t-ia64 (LIB1ASMFUNCS): Add __trampoline.
2345 2000-08-08 Richard Henderson <rth@cygnus.com>
2347 * frame.h (ia64_frame_state): Add my_psp.
2348 * libgcc2.c (ia64_throw_helper): Add throw_sp argument.
2349 (__throw): Pass it in. Don't clobber r7.
2350 * config/ia64/frame-ia64.c (init_ia64_reg_loc): Mark inline.
2351 (execute_one_ia64_descriptor) [mem_stack_v]: Sets psp.when
2352 and nothing to do with sp.
2353 (normalize_reg_loc): Use frame->my_psp.
2354 (frame_translate): Handle frame-pointer-less functions. Set
2355 spill_base correctly, in absence of being told.
2356 (__build_ia64_frame_state): New sp argument. Fill in frame->my_sp.
2357 (__ia64_backtrace_helper): New sp argument. Use
2358 builtin_return_address instead of label addresses.
2359 (print_record) [mem_stack_v]: No size member.
2361 2000-08-08 Richard Henderson <rth@cygnus.com>
2363 * regclass.c (choose_hard_reg_mode): Iterate over all CC modes.
2365 2000-08-08 Richard Henderson <rth@cygnus.com>
2367 * tm.texi (LOCAL_REGNO): Document.
2368 * flow.c (LOCAL_REGNO, EPILOGUE_USES): Provide default.
2369 (mark_regs_live_at_end): Don't mark LOCAL_REGNO registers.
2370 * reload1.c (reload): Likewise when considering nonlocal labels.
2372 * config/ia64/ia64.h (LOCAL_REGNO): New.
2373 * config/sparc/sparc.h (LOCAL_REGNO): New.
2375 2000-08-08 Joseph S. Myers <jsm28@cam.ac.uk>
2377 * c-lex.c (yylex): Don't allow integer suffixes 'LUL', 'Ll', 'lL'.
2379 2000-08-07 Nick Clifton <nickc@redhat.com>
2381 * config/mips/mips.c: Fix compile time warning messages.
2382 * config/mips/mips-protos.h: Add prototype for equality_op.
2384 * mn10300.h (TARGET_SWITCHES): Document `-mam33'.
2386 2000-08-07 Graham Stott <grahams@cygnus.co.uk>
2388 * mn10300.md: Use nonimmediate_operand instead of general_operand
2391 * mn10300.h (PREFERRED_RELOAD_CLASS): Limit memory reloads.
2393 2000-08-07 Alexandre Oliva <aoliva@redhat.com>
2395 * sh.h (EXTRA_CONSTRAINT_Q): Adjust to GNU Coding Standards.
2396 * sh.c (expand_block_move): Break long lines.
2397 (expand_ashiftrt, fpscr_set_from_mem): Likewise.
2398 * sh.md (mulsi3): Likewise.
2399 (movdi): Adjust spacing.
2401 2000-08-07 Richard Henderson <rth@cygnus.com>
2403 * expmed.c (store_bit_field): Don't require MEM_IN_STRUCT_P.
2404 * expr.c (emit_group_store): Don't set it.
2406 2000-08-07 Kazu Hirata <kazu@hxi.com>
2408 * invoke.texi (Options for Debugging Your Program or GCC): Remove
2409 duplicate entries for 'w' and 'z'.
2411 * flow.c: Fix a comment typo.
2413 Sun Aug 6 23:47:35 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
2415 * c-parse.in: Changed the language string for Objective-C to "GNU
2418 Sun Aug 6 11:54:03 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
2420 * gthr-posix.h: Integrated Chris Ball's <cball@fmco.com> changes
2421 to improve the Posix thread support for Objective-C.
2423 2000-08-06 Joseph S. Myers <jsm28@cam.ac.uk>
2425 * c-common.h (enum c_tree_index): Add CTI_SIGNED_SIZE_TYPE and
2426 CTI_UNSIGNED_PTRDIFF_TYPE.
2427 (signed_size_type_node): Define.
2428 (unsigned_ptrdiff_type_node): Define.
2429 * c-decl.c (init_decl_processing): Create the
2430 signed_size_type_node and unsigned_ptrdiff_type_node types.
2431 * c-common.c (T_SC): Define.
2434 (print_char_table): Use T_SST for %zd, %zi, %zn. Use T_UPD for
2435 %to, %tu, %tx, %tX. Allow %hhn (T_SC). Add "c" to the flags for
2437 (scan_char_table): Use T_SC for %hhd, %hhi, %hhn. Use T_SST for
2438 %zd, %zi, %zn. Use T_UPD for %to, %tu, %tx, %tX. Add "c" to the
2439 flags for %c, %s and %[.
2440 (check_format_info): Only allow leniency for signedness of targets
2441 of character pointers (when pedantic) for formats flagged with
2442 "c", so for strings but not for %hh formats. When pedantic, don't
2443 allow character pointers to substitute for void pointers if a
2444 second level of indirection is present.
2446 2000-08-06 Kazu Hirata <kazu@hxi.com>
2448 * invoke.texi (Options for Debugging Your Program or GCC): Update
2449 the names of dump files.
2451 * h8300.c (dosize): Rearrange code for conciseness.
2452 (split_adds_subs): Likewise.
2454 * loop.c: Fix formatting.
2456 * dwarf2out.c: Fix formatting.
2458 * tm.texi (FUNCTION_ARG_PARTIAL_NREGS): Fix a typo.
2460 * expr.c: Fix formatting.
2462 2000-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2464 * rs6000.c (rs6000_maybe_dead): Prototype.
2466 2000-08-06 Richard Henderson <rth@cygnus.com>
2468 * stmt.c (expand_goto): Do virtual_stack_vars_rtx replacement for
2469 HAVE_nonlocal_goto as well.
2470 * config/i960/i960.md (nonlocal_goto): Don't do it here.
2471 * config/pj/pj.md (nonlocal_goto): Likewise.
2473 2000-08-07 Michael Hayes <mhayes@cygnus.com>
2475 * loop.c (try_swap_copy_prop): New function.
2476 (load_mems): Rename copies to load_copies and add new regset
2477 store_copies. Check for sets of shadow registers and mark
2478 in store_copies. Call try_swap_copy_prop for registers
2479 marked in store_copies.
2481 Sun Aug 6 00:54:42 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
2483 * objc/objc-act.c: New command line option -fconstant-string-class
2484 to allow specifying a user defined constant string class,
2485 different from NXConstantString.
2487 * toplev.c: Moved the Objective-C specific options to
2488 objc/lang-options.h.
2490 * objc/lang-options.h: Moved the Objective-C specific options from
2491 toplev.c. Added -fconstant-string-class.
2493 2000-08-05 Chris Demetriou <cgd@sibyte.com>
2495 * mips/elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END,
2496 DTOR_LIST_BEGIN, DTOR_LIST_END): change type of
2497 __CTOR_LIST__ from func_ptr array to just func_ptr, to
2498 avoid extra alignment imposed on arrays.
2499 * mips/elf64.h (CTOR_LIST_BEGIN, CTOR_LIST_END,
2500 DTOR_LIST_BEGIN, DTOR_LIST_END): Likewise.
2502 * mips.h: Clean up comments and spacing near MASKs.
2503 (TARGET_UNIX_ASM): Delete.
2504 (MASK_MIPS16, MASK_NO_CHECK_ZERO_DIV, MASK_CHECK_RANGE_DIV,
2505 MASK_UNINIT_CONST_IN_RODATA): Change values to make mask
2508 2000-08-05 Joseph S. Myers <jsm28@cam.ac.uk>
2510 * c-common.c (print_char_table): Add entries for the X/Open '
2511 format flag (print decimals with locale's thousands grouping
2512 character). Make %C expect wint_t.
2513 (check_format_info): If pedantic, warn when the %n$ operand
2514 number form is used. Allow for the ' flag; warn about it if
2517 2000-08-05 Zack Weinberg <zack@wolery.cumb.org>
2519 * i386.h (FUNCTION_OK_FOR_SIBCALL): Not OK if DECL's return
2520 type is a float mode, cfun->decl's return type is not, and
2521 TARGET_FLOAT_RETURNS_IN_80387.
2523 2000-08-04 Andreas Schwab <schwab@suse.de>
2525 * cppmain.c (cb_def_pragma): Skip the first two tokens from the
2526 token list, which are always `#' and `pragma'.
2528 2000-08-04 Zack Weinberg <zack@wolery.cumb.org>
2530 * tree.c (tree_expr_nonnegative_p): Move to...
2531 * fold-const.c: ... here. Also handle BIND_EXPR and RTL_EXPR.
2532 (rtl_expr_nonnegative_p): New.
2533 * tree.h: Add prototype for rtl_expr_nonnegative_p.
2535 * real.h (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH, CONST_DOUBLE_MEM,
2536 CONST_DOUBLE_CHAIN: Move to...
2537 * rtl.h: ...here. Use XCINT/XCEXP.
2539 * Makefile.in: Remove toplev.o from OBJS. Add rule to make
2540 libbackend.a; add libbackend.a to STAGESTUFF. Add BACKEND
2541 variable. Use BACKEND when linking cc1, not OBJS. Add BACKEND
2544 * objc/Make-lang.in (cc1obj): Link with $(BACKEND).
2546 2000-08-05 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2548 * config/c4x/c4x.md (return_indirect_internal): New.
2549 * config/c4x/c4x.c (c4x_expand_epilogue): Use it.
2551 2000-08-04 Joseph S. Myers <jsm28@cam.ac.uk>
2553 * c-common.c (time_char_table): Mark up formats added in C99 and
2554 make other corrections. %D and %g were added in C99. %Og is an
2555 extension. %EX is permitted. %R, %T, %n, %r, %t were added in
2556 C99. %e was added in C99. %Oj is an extension. %G and %z are in
2557 C99 rather than GNU extensions, but %OG and %Oz are extensions.
2558 %h was added in C99. %C was added in C99. %OY and %OC are
2559 extensions. Add the C99 format %F.
2560 (check_format_info): If pedantic and not in C99 mode, warn for C99
2563 Fri Aug 4 23:01:58 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
2565 * function.c (schedule_fixup_var_refs): New function, broken out
2566 of put_reg_into_stack.
2567 (put_reg_into_stack): Use it.
2568 (put_var_into_stack): In CONCAT case, fixup up references for
2569 components only after fixing up references to the whole concat.
2571 2000-08-04 Rodney Brown <RodneyBrown@pmsc.com>
2573 * alias.c (mark_constant_function): Use INSN_P.
2574 (init_alias_analysis): Likewise.
2575 * combine.c (combine_instructions): Use INSN_P.
2576 (can_combine_p): Likewise.
2577 (try_combine): Likewise.
2578 (distribute_notes): Likewise.
2579 (distribute_links): Likewise.
2580 * cse.c (cse_around_loop): Use INSN_P.
2581 (invalidate_skipped_block): Likewise.
2582 (cse_set_around_loop): Likewise.
2583 (cse_end_of_basic_block): Likewise.
2584 (delete_trivially_dead_insns): Likewise.
2585 * emit-rtl.c (unshare_all_rtl_again): Use INSN_P.
2586 (unshare_all_rtl_1): Likewise.
2587 (next_cc0_user): Likewise.
2588 (try_split make_insn_raw): Likewise.
2589 (remove_unnecessary_notes): Likewise.
2590 * final.c (shorten_branches): Use INSN_P.
2591 (leaf_renumber_regs): Likewise.
2592 (leaf_renumber_regs_insn): Likewise.
2593 * flow.c (find_label_refs): Use INSN_P.
2594 (verify_wide_reg): Likewise.
2595 (notice_stack_pointer_modification): Likewise.
2596 (count_or_remove_death_notes): Likewise.
2597 (verify_flow_info): Likewise.
2598 (clear_log_links): Likewise.
2599 * function.c (fixup_var_refs_insns): Use INSN_P.
2600 (compute_insns_for_mem): Likewise.
2601 * gcse.c (alloc_gcse_mem): Use INSN_P.
2602 (compute_sets): Likewise.
2603 (compute_hash_table): Likewise.
2604 (classic_gcse): Likewise.
2606 (insert_insn_end_bb): Likewise.
2607 (delete_null_pointer_checks_1): Likewise.
2608 * global.c (expand_preferences): Use INSN_P.
2609 (build_insn_chain): Likewise.
2610 * graph.c (node_data): Use INSN_P.
2611 * haifa-sched.c (priority): Use INSN_P.
2612 (rm_line_notes): Likewise.
2613 (rm_other_notes): Likewise.
2614 (find_insn_reg_weight): Likewise.
2615 (init_target_units): Likewise.
2616 (schedule_block): Likewise.
2617 (compute_block_forward_dependences): Likewise.
2618 (debug_dependencies): Likewise.
2619 (set_priorities): Likewise.
2620 * integrate.c (function_cannot_inline_p): Use INSN_P.
2621 (save_parm_insns): Likewise.
2622 (copy_insn_list): Likewise.
2623 * jump.c (mark_all_labels): Use INSN_P.
2624 (never_reached_warning): Likewise.
2625 * lcm.c (optimize_mode_switching): Use INSN_P.
2626 * local-alloc.c (validate_equiv_mem): Use INSN_P.
2627 (memref_used_between_p): Likewise.
2628 (update_equiv_regs): Likewise.
2629 (block_alloc): Likewise.
2630 (no_conflict_p): Likewise.
2631 * loop.c (scan_loop): Use INSN_P.
2632 (find_and_verify_loops): Likewise.
2633 (count_loop_regs_set): Likewise.
2634 (loop_reg_used_before_p): Likewise.
2635 (strength_reduce): Likewise.
2636 (recombine_givs): Likewise.
2637 (check_dbra_loop): Likewise.
2638 (load_mems): Likewise.
2639 (try_copy_prop): Likewise.
2640 * print-rtl.c (print_rtx): Use INSN_P.
2641 * recog.c (find_single_use): Use INSN_P.
2642 * reg-stack.c (stack_regs_mentioned): Use INSN_P.
2643 (next_flags_user): Likewise.
2644 (swap_rtx_condition): Likewise.
2645 * regmove.c (mark_flags_life_zones): Use INSN_P.
2646 (optimize_reg_copy_1): Likewise.
2647 (optimize_reg_copy_2): Likewise.
2648 (optimize_reg_copy_3): Likewise.
2649 (reg_is_remote_constant_p): Likewise.
2650 (fixup_match_2): Likewise.
2651 (regmove_optimize): Likewise.
2652 (fixup_match_1): Likewise.
2653 * regrename.c (build_def_use): Use INSN_P.
2654 (replace_reg_in_block): Likewise.
2655 (consider_use): Likewise.
2656 * reload.c (find_equiv_reg): Use INSN_P.
2657 * reload1.c (reload): Use INSN_P.
2658 (maybe_fix_stack_asms): Likewise.
2659 (calculate_needs_all_insns): Likewise.
2660 (reload_as_needed): Likewise.
2661 (emit_output_reload_insns): Likewise.
2662 (delete_address_reloads_1): Likewise.
2663 (reload_cse_regs_1): Likewise.
2664 (reload_combine): Likewise.
2665 (reload_cse_move2add): Likewise.
2666 * reorg.c (redundant_insn): Use INSN_P.
2667 (dbr_schedule): Likewise.
2668 * resource.c (find_dead_or_set_registers): Use INSN_P.
2669 (mark_target_live_regs): Likewise.
2670 * rtlanal.c (reg_used_between_p): Use INSN_P.
2671 (reg_referenced_between_p): Likewise.
2672 (reg_set_between_p): Likewise.
2673 (reg_set_p): Likewise.
2674 (single_set): Likewise.
2675 (multiple_sets): Likewise.
2676 (find_last_value): Likewise.
2677 (reg_set_last): Likewise.
2678 (find_reg_note): Likewise.
2679 (find_regno_note): Likewise.
2680 * sibcall.c (sequence_uses_addressof): Use INSN_P.
2681 * simplify-rtx.c (cselib_process_insn): Use INSN_P.
2682 * ssa.c (find_evaluations): Use INSN_P.
2683 (rename_block): Likewise.
2684 (rename_equivalent_regs): Likewise.
2685 * unroll.c (loop_find_equiv_value): Use INSN_P.
2686 (set_dominates_use): Likewise.
2687 * varasm.c (mark_constant_pool): Use INSN_P.
2688 (mark_constants): Likewise.
2689 * config/alpha/alpha.c (alpha_does_function_need_gp): Use INSN_P.
2690 (alphaev4_next_group): Likewise.
2691 (alphaev5_next_group): Likewise.
2692 * config/c4x/c4x.c (c4x_process_after_reload): Use INSN_P.
2693 (c4x_rptb_rpts_p): Likewise.
2694 * config/mips/mips.c (mips16_optimize_gp): Use INSN_P.
2695 * config/rs6000/rs6000.c (uses_TOC): Use INSN_P.
2696 (rs6000_adjust_priority): Likewise.
2697 * config/sh/sh.c (sh_loop_align): Use INSN_P.
2698 (machine_dependent_reorg): Likewise.
2699 (split_branches): Likewise.
2700 * config/tahoe/tahoe.c (tahoe_cmp_check): Use INSN_P.
2702 Fri Aug 4 11:43:49 2000 John Wehle (john@feith.com)
2704 * combine.c (recog_for_combine): Remove the old notes
2705 prior to attempting to recognize the new pattern.
2706 (distribute_notes): Ignore REG_NONNEG notes.
2708 2000-08-04 Chandrakala Chavva <cchavva@redhat.com>
2710 * varasm.c (output_constructor): Add .align 0 for packed vars.
2712 2000-08-04 J. David Anglin <dave@hiauly1.hia.nrc.ca>
2714 * configure.in: Use default thread_file even when enable_threads is
2715 yes or dce because hpux10.20 pa port uses MULTILIB implementation.
2716 * configure: Rebuilt.
2718 * gthr-dce.h (__gthread_objc_condition_allocate): Fix typo.
2720 2000-08-04 Donn Terry (donnte@microsoft.com)
2722 * prefix.c (translate_name): Don't strip trailing DIR_SEPARATOR.
2724 2000-08-04 Mark Elbrecht <snowball3@bigfoot.com>
2726 * i386/x-djgpp: Delete code that conditionally modifies target_alias.
2727 Delete code that conditionally modifies 'version'.
2728 Delete X_CPPFLAGS. Add comment for SYSTEM_HEADER_DIR.
2729 * i386/xm-djgpp.h (GCC_DRIVER_HOST_INITIALIZATION): New macro.
2730 * gcc.c (main): Use it.
2731 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): New macro.
2732 * prefix.c (update_path): Use it.
2733 * i386/djgpp.h (STANDARD_INCLUDE_DIR): Define.
2734 (MD_EXEC_PREFIX): Set to '/dev/env/DJDIR/bin/'.
2735 (ASM_OUTPUT_SECTION_NAME): Add code attribute to sections containing
2737 (SUPPORTS_WEAK, SUPPORTS_ONE_ONLY): Default to true.
2738 (SUBTARGET_SWITCHES): Adjust.
2739 (WCHAR_UNSIGNED, WCHAR_TYPE_SIZE, WCHAR_TYPE): Undefine before
2741 (WINT_TYPE, SIZE_TYPE, PTRDIFF_TYPE): Define.
2743 2000-08-04 Joseph S. Myers <jsm28@cam.ac.uk>
2745 * c-common.h (flag_isoc94): Declare.
2746 * c-decl.c (flag_isoc94): Define.
2747 (c_decode_option): Set flag_isoc94 as appropriate.
2748 * c-common.c (T_PD, T_IM, T_UIM): Define.
2749 (format_char_info): Add tlen and jlen.
2750 (print_char_table): Add entries for %t and %j. Allow %zn. Allow
2752 (scan_char_table): Add entries for %t and %j. Allow %F. Allow
2754 (time_char_table): Add NULL entries for %t and %j.
2755 (check_format_info): Allow for %t and %j. Warn for %F if pedantic
2756 and not C99. Warn for %lc, %ls and %l[ if pedantic and not C94.
2757 Warn for printf %lf if pedantic and not C99. Don't warn for empty
2758 precision. Allow precision argument to be unsigned int. If
2759 pedantic, warn for %p passed an argument not a pointer to possibly
2760 qualified void or a possibly qualified character type, and for
2761 pointer targets of the wrong sign, except for character pointers.
2763 2000-08-04 Joseph S. Myers <jsm28@cam.ac.uk>
2765 * ginclude/stddef.h: Don't declare wint_t unless __need_wint_t.
2766 * c-common.h (enum c_tree_index): Add CTI_WINT_TYPE.
2767 (wint_type_node): Define.
2768 * c-decl.c (WINT_TYPE): Define.
2769 (init_decl_processing): Create the wint_type_node type.
2770 * c-common.c (T_WI): Define.
2771 (print_char_table): Use T_WI for %lc format.
2773 2000-08-04 Bruce Korb <bkorb@gnu.org>
2775 * fixinc/: Verified that the MSDOS patch does not break
2776 the UNIX functionality and applied the next three patches
2779 2000-07-28 Eli Zaretskii <eliz@is.elta.co.il>
2781 * fixinc/fixfixes.c (main) [__MSDOS__]: Avoid overwriting the
2782 output file with the temporary one by appending ".X" to generate
2783 the temporary fuile's name. If the output file already has an
2784 extension, replace it with ".X".
2786 * fixinc/fixincl.c (fix_with_system) [__MSDOS__]: Use $ORIGDIR,
2787 not $DESTDIR, to find applyfix. Use sprintf instead of snprintf;
2788 reallocate the command buffer while copying the command-line
2789 argument. Redirect the output directly to the temporary file,
2790 instead of going through another temporary file.
2791 (process): Close the temporary file before unlinking it.
2792 (machine_matches) [__MSDOS__]: If the machine doesn't match, set
2793 the FD_SKIP_TEST flag. Pay attention to the FD_MACH_IFNOT flag.
2794 (run_compiles): Pass p_fixd argument to machine_matches, as it
2797 * fixinc/fixincl.sh: Export ORIGDIR. If $DJDIR is set in the
2798 environment, assume there are no symlinks in the include
2799 directory. When cleaning up the DONE files, look for them
2800 case-insensitively. Don't try to remove symlinks if they aren't
2803 * fixinc/fixlib.c (make_raw_shell_str): Accept new argument smax;
2804 all callers changed. Declare pz "const char *", to avoid compiler
2807 * fixinc/fixlib.h (ENV_TABLE): Get ORIGDIR from the environment.
2808 Change prototype of make_raw_shell_str.
2810 2000-07-27 Eli Zaretskii <eliz@is.elta.co.il>
2812 * fixinc/fixincl.c [__MSDOS__]: Don't include "server.h".
2813 (initialize) [__MSDOS__]: Use tempnam.
2814 (initialize): Don't use SIGPIPE if it is not defined.
2816 * fixinc/fixfixes.c (main) [__MSDOS__]: freopen for stdout should
2819 2000-07-25 Bruce Korb <bkorb@gnu.org>
2821 * fixinc/fix*.[ch]: substantially reworked to make it possible
2822 to run this program without using fork(2) or pipe(2) (i.e. in
2825 2000-08-04 Joseph S. Myers <jsm28@cam.ac.uk>
2827 * cppdefault.h (WINT_TYPE): Define.
2828 * cppinit.c (builtin_array): Define __WINT_TYPE__.
2829 * tradcpp.c (initialize_builtins): Define __WINT_TYPE__.
2830 * tm.texi (NO_BUILTIN_WINT_TYPE, WINT_TYPE): Document.
2832 Fri Aug 4 06:53:46 2000 Clinton Popetz <cpopetz@cygnus.com>
2834 * (mips_legitimate_address_p): Don't allow register+offset
2835 if the offset is large and negative, and we are compiling
2836 for 64 bit registers.
2838 2000-08-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2840 * gencodes.c (main): Define CODE_FOR_nothing as the last possible
2841 insn_code_number + 1.
2843 2000-08-04 Kazu Hirata <kazu@hxi.com>
2845 * h8300.c (function_prologue): Rearrange code for conciseness.
2846 (function_epilogue): Likewise.
2847 * h8300.h (OK_FOR_U): Fix formatting.
2849 * cse.c: Fix a comment typo. Fix formatting.
2851 2000-08-03 Richard Henderson <rth@cygnus.com>
2853 * config/i386/i386.md (return_indirect_internal): New.
2854 * config/i386/i386.c (ix86_expand_epilogue): Use it.
2856 2000-08-03 Zack Weinberg <zack@wolery.cumb.org>
2858 * cpplex.c (parse_name): Might have to glue a CPP_OTHER token
2860 (lex_line): Glue @ onto the beginning of identifiers and
2861 string constants, in Objective-C mode.
2862 (output_token, spell_token): Handle CPP_OSTRING.
2863 (can_paste, maybe_paste_with_next): Handle pasting @ onto the
2864 beginning of a NAME or a STRING, in objc mode.
2866 * cpplib.c (get_define_node): Do not permit identifiers that
2867 begin with @ to be #defined.
2868 * cppmacro.c (CAN_PASTE_AFTER): Add CPP_OTHER.
2869 * cpplib.h (TTYPE_TABLE): Add CPP_OSTRING.
2871 * c-lang.c, objc/objc-act.c (build_objc_string): Delete.
2872 * c-tree.h (build_objc_string): Delete prototype.
2873 * objc/objc-tree.def: Delete OBJC_STRING_CST.
2874 * c-lex.c (yylex): Use build_string for all three kinds of strings.
2876 * c-parse.in, objc/objc-act.c: Update commentary.
2878 2000-08-03 Mark Mitchell <mark@codesourcery.com>
2880 * extend.texi: Fix typo in last change.
2882 * extend.texi: Add commentary on statement-expressions and their
2883 interactions with C++.
2885 2000-08-03 Nick Clifton <nickc@cygnus.com>
2887 * dwarf2.h (DW_LANG_Java): Change value to 0x000b.
2888 * dwarf.h (LANG_JAVA): Change value to 0x000b.
2890 2000-08-03 Anthony Green <green@cygnus.com>
2892 * dwarf2out.c (gen_compile_unit_die): Add java language support.
2893 (add_bound_info): Check for java language.
2894 (is_java): New function.
2895 * dwarfout.c (output_compile_unit_die): Ditto.
2896 * dwarf.h (dwarf_source_language): Add java source language type.
2897 * dwarf2.h (dwarf_source_language): Ditto.
2899 Thu Aug 3 20:32:25 MET DST 2000 Jan Hubicka <jh@suse.cz>
2901 * reg-stack.c (subst_stack_regs_pat): Use replace_reg to swap
2904 * i386.c (ix86_expand_branch): Mode of comparison in
2905 IF_THEN_ELSE is VOIDmode.
2907 Thu Aug 3 10:05:53 2000 Akiko Matsushita <matusita@sra.co.jp>
2909 * gengenrtl.c, rtl.c: Avoid #elif.
2911 2000-08-03 Michael Poole <poole@troilus.org>
2913 * tm.texi (Register Classes): Clarify order of sub-initializers
2914 in REG_CLASS_CONTENTS.
2916 Thu Aug 3 15:53:03 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
2918 From SAITOH Masanobu:
2919 * sh.h (ASM_OUTPUT_REG_PUSH): Fix syntax.
2921 2000-08-03 David Billinghurst <David.Billinghurst@riotinto.com.au>
2923 * config/i386/cygwin.h: Remove -remap from CPP_SPEC since this option
2924 is not supported by tradcpp and isn't actually needed for cygwin.
2926 2000-08-03 Kazu Hirata <kazu@hxi.com>
2928 * h8300.c: Fix a comment typo.
2929 * h8300.h (OK_FOR_U): Accept a 32-bit constant address on H8/S.
2931 * jump.c: Fix formatting.
2933 * toplev.c: Fix formatting.
2935 Thu Aug 3 01:05:32 2000 Jeffrey A Law (law@cygnus.com)
2937 * flow.c (find_auto_inc): Verify that we've got a REG before
2938 peeking at its regno. Fail, don't abort if we can't find
2939 the increment of the desired register.
2941 * pa.md (shadd height reduction patterns/splitters): Remove.
2943 2000-08-02 Jim Wilson <wilson@cygnus.com>
2945 * config/ia64/ia64-protos.h (flag_ssa): Declare.
2946 * config/ia64/ia64.md (movti_internal, movti_internal+1): New.
2948 2000-08-02 Mark Mitchell <mark@codesourcery.com>
2950 * dce.c: Remove all uses of assert.
2951 * dwarf2out.c: Likewise.
2952 * dwarfout.c: Likewise.
2955 2000-08-02 Zack Weinberg <zack@wolery.cumb.org>
2957 * gcc.h (lang_specific_driver): Constify second argument.
2958 * gcc.c (translate_options, process_command, main): Likewise.
2959 Constify variables to match. Cast second argument to
2962 * cppspec.c, gccspec.c: Adjust type of second argument to
2963 lang_specific_driver, and update code as necessary.
2965 2000-08-02 Jakub Jelinek <jakub@redhat.com>
2967 * loop.c (scan_loop): Ensure update_end label does not
2968 go away until reg_scan_update is run.
2970 2000-08-02 Zack Weinberg <zack@wolery.cumb.org>
2972 * c-common.h: Prototype min_precision and c_build_qualified_type here...
2973 * c-tree.h: ... not here.
2974 * errors.h: Prototype fancy_abort.
2976 * emit-rtl.c (gen_lowpart_common): Move variable 'c' into
2977 HOST_BITS_PER_WIDE_INT == 64 ifdef block.
2978 * regrename.c (regrename_optimize): Make control flow explicit.
2979 (replace_reg_in_block): Initialize reg_use to 0.
2981 * i386.c (legitimate_address_p): Rename error label to
2982 report_error to avoid namespace clash.
2984 2000-08-02 Kazu Hirata <kazu@hxi.com>
2986 * fold-const.c: Fix formatting.
2988 Wed Aug 2 16:26:15 MET DST 2000 Jan Hubicka <jh@suse.cz>
2990 * i386.c (legitimate_address_p): Accept other bases than
2991 pic_offset_table_rtx for GOTOFF constructs.
2993 Wed Aug 2 15:59:34 MET DST 2000 Jan Hubicka <jh@suse.cz>
2995 * i386.md (shift to lea splitter): Use const_int_operand.
2997 2000-08-02 Zack Weinberg <zack@wolery.cumb.org>
2999 * cppexp.c, cppinit.c, cpplex.c, cpplib.c, cppmacro.c,
3000 cppspec.c: Do not use 'legal' or 'illegal' in error messages
3003 * cppmain.c (cb_define, cb_undef): Don't generate any output
3004 if not done_initializing.
3005 * cpplex.c (maybe_paste_with_next): When the token after a ##
3006 is an omitted rest argument, only delete the token before it
3007 if that token is a comma. Do not warn about bogus token
3008 pastes for , ## rest_arg.
3011 * cpp.1: Regenerate.
3013 2000-08-02 Fred Fish <fnf@be.com>
3015 * config/i386/beos-elf.h (STARTFILE_SPEC): Add i386-mcount.o
3016 when user gives -p option. Add init_term_dyn.o for BeOS 5.0
3019 * config/i386/beos-elf.h (INCLUDE_DEFAULTS): Add additional
3020 Be directories to search path.
3022 Remove support for __declspec(dllimport) and __declspec(dllexport).
3023 This is leftover cruft from the earlier BeOS gcc port when BeOS
3024 used Microsoft's PE object file format.
3025 * configure.in (i*86-*-beoself): Remove extra_objs=winnt.o.
3026 * config/i386/t-beos (winnt.o): Remove Makefile frag.
3027 * config/i386/beos-elf.h (TARGET_NOP_FUN_DLLIMPORT): Remove.
3028 (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
3029 (VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
3030 (MERGE_MACHINE_DECL_ATTRIBUTES): Remove.
3031 (REDO_SECTION_INFO_P): Remove.
3032 (ASM_EXPORT_DECL): Remove.
3033 (ASM_DECLARE_FUNCTION_NAME): Remove.
3034 (ASM_DECLARE_OBJECT_NAME): Remove.
3035 (ASM_OUTPUT_ALIGNED_COMMON): Remove.
3036 (ASM_OUTPUT_ALIGNED_DECL_COMMON): Remove.
3037 (ASM_OUTPUT_ALIGNED_LOCAL): Remove.
3038 (STRIP_NAME_ENCODING): Remove.
3040 Remove support for obsolete version of BeOS that is no longer
3042 * configure.in (i*86-*-beospe*): Remove.
3043 * config/i386/beos-pe.h: Remove.
3045 2000-08-01 Jeffrey Oldham <oldham@codesourcery.com>
3046 Mark Mitchell <mark@codesourcery.com>
3048 * Makefile.in (OBJS): Added dce.o.
3049 (ssa.o): Updated target to include ssa.h.
3051 (toplev.o): Likewise.
3052 (dce.o): Created target.
3053 * basic-block.h: Added comments.
3054 (INVALID_BLOCK): Added definition.
3055 (connect_infinite_loops_to_exit): Added declaration.
3056 Moved SSA declarations to ssa.h.
3057 * flow.c: Added inclusion of ssa.h.
3058 (struct depth_first_search_dsS, depth_first_search_ds):
3060 (compute_immediate_postdominators): Added definition.
3061 (connect_infinite_loops_to_exit): Likewise.
3062 (flow_dfs_compute_reverse_init): Likewise.
3063 (flow_dfs_compute_reverse_add_bb): Likewise.
3064 (flow_dfs_compute_reverse_execute): Likewise.
3065 (flow_dfs_compute_reverse_finish): Likewise.
3066 * rtl.h (rtx/in_struct): Added use to determine insn necessity.
3067 (LABEL_P): Added definition.
3070 (BARRIER_P): Likewise.
3071 (JUMP_TABLE_DATA_P): Likewise.
3072 (INSN_DEAD_CODE_P): Likewise.
3073 * ssa.c: Replaced inclusions with ssa.h inclusion.
3074 (CONVERT_HARD_REGISTER_TO_SSA_P): Moved to ssa.h.
3075 (rename_registers): Removed unnecessary variables.
3076 * ssa.h: Created by moving declarations from ssa.c and
3078 * timevar.def: Defined TV_DEAD_CODE_ELIM.
3079 * toplev.c: Added ssa.h inclusion.
3080 (dump_file_index): Added DFI_dce.
3081 (dump_file): Added "dce" entry.
3083 (f_options): Added dce entry.
3084 * invoke.texi: Document -fdce. Emphasize experimental status of
3088 2000-08-01 Zack Weinberg <zack@wolery.cumb.org>
3090 * cpperror.c (v_message): Split into _cpp_begin_message and
3091 v_message macro. All callers updated.
3092 (_cpp_begin_message): Do inhibit_errors/inhibit_warnings
3095 * cppfiles.c (cpp_syshdr_flags): New function.
3096 (read_include_file): Don't call cpp_output_tokens. Call
3098 * cppinit.c (dump_macros_helper): Moved to cppmain.c.
3099 (cpp_reader_init): Don't initialize token_buffer. Call
3100 _cpp_init_internal_pragmas.
3101 (cpp_cleanup): Don't clear token_buffer.
3102 (cpp_start_read): Don't worry about output from -D processing.
3103 Don't call cpp_output_tokens.
3104 (cpp_finish): Don't dump macros here. Don't call
3106 * cppmacro.c (_cpp_dump_definition): Rename
3107 cpp_dump_definition. Write directly to a FILE *.
3108 (dump_funlike_macro): Delete.
3109 (dump_macro_args): New.
3111 * cpplex.c (TOKEN_LEN): Convert to inline function.
3112 (_cpp_grow_token_buffer, safe_fwrite, cpp_output_tokens,
3113 cpp_scan_line, _cpp_dump_list): Delete.
3114 (cpp_printf, cpp_output_list): New.
3115 (output_line_command): Don't worry about entering or leaving files.
3116 (cpp_scan_buffer): Just output each token as we hit it.
3117 (process_directive): Don't call cpp_output_tokens.
3118 (_cpp_glue_header_name): Don't use token_buffer.
3119 (output_token, dump_param_spelling): Write directly to a FILE *.
3121 * cpplib.c (pass_thru_directive, dump_macro_name,
3122 pragma_dispatch, do_pragma_gcc): Delete.
3123 (do_define, do_undef, parse_include, do_line, do_ident, do_pragma,
3124 do_pragma_poison, cpp_pop_buffer): Call the appropriate hook
3126 (do_error, do_warning, pragma_dependency): Call
3127 _cpp_begin_message, then cpp_output_list.
3128 (cpp_register_pragma, cpp_register_pragma_space,
3129 _cpp_init_internal_pragmas): New.
3130 (do_pragma): Walk the pragmas table here.
3131 (do_pragma_once, do_pragma_poison, do_pragma_system_header,
3132 do_pragma_dependency): Return void.
3133 (do_pragma_implementation): Moved to cppmain.c.
3135 * cpplib.h: Update prototypes.
3136 (struct cpp_reader): Remove printer, token_buffer,
3137 token_buffer_size, and limit. Add struct cb, and pragmas.
3138 (struct cpp_printer): Remove last_id and written.
3139 (CPP_WRITTEN, CPP_PWRITTEN, CPP_SET_WRITTEN,
3140 CPP_ADJUST_WRITTEN): Delete.
3141 * cpphash.h: Update prototypes.
3142 (ufputs): New wrapper.
3144 * cppmain.c (cb_define, cb_undef, cb_include, cb_ident,
3145 cb_enter_file, cb_leave_file, cb_def_pragma): New functions.
3146 (main): Set up callbacks. Register #pragma implementation.
3147 Dump macros from here.
3149 2000-08-01 Geoff Keating <geoffk@cygnus.com>
3151 * rtl.h (enum reg_note): Add REG_MAYBE_DEAD.
3152 * rtl.c (reg_note_name): Add REG_MAYBE_DEAD.
3153 * flow.c (propagate_one_insn): Allow deletion of prologue/epilogue
3154 insns if they have a REG_MAYBE_DEAD note attached.
3155 * config/rs6000/rs6000.c (rs6000_maybe_dead): New function.
3156 (rs6000_emit_load_toc_table): TOC loads may go dead.
3158 2000-08-01 Jim Wilson <wilson@cygnus.com>
3160 * config/ia64/ia64.c (ia64_function_arg): Fix last change. Verify
3161 type exists before using it. Use number of words as alignment
3163 (ia64_function_arg_partial_nregs, ia64_function_arg_advance,
3164 ia64_va_arg): Propagate ia64_function_args changes here.
3166 2000-08-01 Richard Henderson <rth@cygnus.com>
3168 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Care for null DECL.
3169 * config/ia64/sysv4.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
3171 2000-08-01 Bernd Schmidt <bernds@cygnus.co.uk>
3173 From Joern Rennecke:
3174 * sh.h (CPP_SPEC, TARGET_SWITCHES): Add m4-nofpu.
3175 * sh.md (udivsi3, divsi3): Don't use libcalls that use the FPU
3176 unless TARGET_SH3E is set.
3177 * t-sh (MULTILIB_MATCHES): Add m2=m4-nofpu.
3179 * sh.md (ashlsi3_d, ashlsi3_k): Remove, replace with
3180 (ashlsi3_std): New pattern.
3181 (ashlsi3 expander): Use it for TARGET_SH3.
3182 * sh.c (gen_ashift): Use it instead of ashlsi3_k.
3184 Tue Aug 1 12:34:21 MET DST 2000 Jan Hubicka <jh@suse.cz>
3186 * loop.c (canonicalize_condition): Use destination, not source to
3187 determine SET's mode.
3189 2000-07-31 Mark Mitchell <mark@codesourcery.com>
3191 * flow.c (clear_log_links): Fix typo.
3193 Mon Jul 31 22:19:24 2000 Jeffrey A Law (law@cygnus.com)
3195 * loop.c (check_dbra_loop): Make change from July 17, 2000 work
3196 on targets which need more than one insn for a compare/cbranch
3199 2000-07-31 Jim Wilson <wilson@cygnus.com>
3201 * config/ia64/ia64.c (ia64_function_arg): Use alignment not size
3202 when computing offset.
3204 Mon Jul 31 20:35:50 2000 Denis Chertykov <denisc@overta.ru>
3206 * genpeep.c (main): Handle DEFINE_PEEPHOLE2.
3208 2000-07-31 Geoff Keating <geoffk@cygnus.com>
3210 * flow.c (clear_log_links): Nuke global_live_at_start and
3211 global_live_at_end data, since if the log_links stuff is invalid
3212 so is global_live_at_*.
3214 2000-07-31 Richard Henderson <rth@cygnus.com>
3216 * tm.texi (Addressing Modes): Clarify PRE/POST_MODIFY descriptions.
3218 2000-07-31 Jakub Jelinek <jakub@redhat.com>
3220 * cpplex.c (_cpp_get_line): If index is 0, return line 0 col 0.
3221 (_cpp_get_token): Don't macro expand a just pasted token if it
3222 was pasted at no_expand_level.
3224 2000-07-31 Zack Weinberg <zack@wolery.cumb.org>
3226 * cppmacro.c (find_param, count_params, save_expansion):
3227 Permit 'defined' as a macro parameter name.
3229 2000-07-31 Zack Weinberg <zack@wolery.cumb.org>
3231 * Makefile.in: Rename cpp to cpp0, tradcpp to tradcpp0, and
3232 xcpp to cpp throughout.
3233 (native): Remove unnecessary dependency on cpp.
3235 * gcc.c (trad_capable_cpp, C specs): Rename cpp to cpp,
3236 tradcpp to tradcpp0.
3237 (.i spec): Add missing output-file spec to cc1 command line.
3238 * objc/lang-specs.h: Rename cpp to cpp0 and/or tradcpp to tradcpp0.
3240 2000-07-31 Zack Weinberg <zack@wolery.cumb.org>
3242 * c-decl.c (mesg_implicit_function_declaration): Init to -1.
3243 (implicit_decl_warning): New function.
3244 (implicitly_declare): Use it.
3245 * c-typeck.c (build_external_ref): Use implicit_decl_warning
3246 to complain about implicit decls of builtins.
3248 * c-lang.c (lang_init): Set mesg_implicit_function_declaration
3249 based on pedantic && flag_isoc99, if not already set.
3250 * c-tree.h: Declare mesg_implicit_function_declaration.
3251 Prototype implicit_decl_warning.
3253 2000-07-30 Jeffrey D. Oldham <oldham@codesourcery.com>
3255 * Makefile.in (ssa.o): Updated header files in dependences.
3256 * basic-block.h: Added compute_immediate_postdominators declaration.
3257 * config/i386/i386.h (CONVERT_HARD_REGISTER_TO_SSA_P): Added
3259 * flow.c (compute_immediate_dominators): Updated comment.
3260 (compute_immediate_postdominators): Added definition.
3261 * rtl.h (HARD_REGISTER_P): Added definition.
3262 * ssa.c: Include additional header files.
3263 (assert): Added definition.
3264 (ssa_rename_to_lookup): Added to reimplement ssa_rename_to to
3265 include select hard registers.
3266 (ssa_rename_to_insert): Likewise.
3267 (ssa_rename_from_initialize): Likewise.
3268 (ssa_rename_from_lookup): Likewise.
3269 (original_register): Likewise.
3270 (ssa_rename_from_insert): Added to reimplement ssa_rename_from to
3271 include select hard reigsters.
3272 (ssa_rename_from_traverse): Likewise.
3273 (ssa_rename_from_free): Likewise.
3274 (ssa_rename_from_print): Likewise.
3275 (ssa_rename_from_print_1): Likewise.
3276 (ssa_rename_from_hash_function): Likewise.
3277 (ssa_rename_from_equal): Likewise.
3278 (ssa_rename_from_delete): Likewise.
3279 (simplify_to_immediate_dominators): Removed in favor of
3280 flow.c:compute_immediate_dominators.
3281 (find_evaluations_1): Modified to work with hard registers.
3282 (insert_phi_node): Likewise.
3283 (insert_phi_nodes): Likewise.
3284 (struct rename_set_data): Updated prev_reg comment.
3285 (create_delayed_rename): Modified to work with hard registers.
3286 (RENAME_NO_RTX): Updated comment.
3287 (apply_delayed_renames): Modified to work with hard registers.
3288 (rename_insn_1): Likewise and added handling of CLOBBER rtls.
3289 (rename_block): Updated to use revised ssa_rename_to interface.
3290 (rename_registers): Updated to use revised ssa_rename_to and
3291 ssa_rename_from interface.
3292 (convert_to_ssa): Revised to use compute_immediate_dominators and
3293 deal with hard registers.
3294 (make_regs_equivalent_over_bad_edges): Modified to work with hard
3295 registers. Added check for illegal unification of hard register.
3296 (make_equivalent_phi_alternatives_equivalent): Modified to work
3297 with hard registers.
3298 (compute_conservative_reg_partition): Likewise.
3299 (coalesce_if_unconflicting): Modified to work with hard registers
3300 and check for conflicting hard registers.
3301 (mark_phi_and_copy_regs): Revised loop to work only on pseudo
3303 (rename_equivalent_regs_in_insn): Modified to work with hard
3305 (record_canonical_element_1): Added definition.
3306 (check_hard_regs_in_partition): Added definition.
3307 (convert_from_ssa): Added data structure deallocation and check
3308 for illegal hard register unification.
3309 (conflict_hard_regs_p): Added definition.
3310 * toplev.c (rest_of_compilation): Added comment.
3312 2000-07-31 Anthony Green <green@redhat.com>
3314 * config/ia64/crtbegin.asm (__EH_FRAME_BEGIN__): Align correctly.
3316 2000-07-31 Jason McMullan <jmcmullan@linuxcare.com>
3318 * builtins.c (expand_builtin_apply): Don't defer pop during
3321 2000-07-31 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3323 * calls.c (combine_pending_stack_adjustment_and_call): Only use
3324 preferred_unit_stack_boundary when it is > 1.
3326 2000-07-31 Joseph S. Myers <jsm28@cam.ac.uk>
3328 * c-common.c (init_function_format_info): Add C99 format functions
3331 * c-decl.c (get_parm_info): Don't treat 'const void', 'volatile
3332 void' or 'register void' as being the special case of 'void' alone
3333 in a parameter list.
3335 * c-typeck.c (build_c_cast): Change -Wcast-qual pedwarn for
3336 discarding qualifiers into a plain warning.
3338 2000-07-31 Kazu Hirata <kazu@hxi.com>
3340 * combine.c: Fix formatting.
3342 * h8300.md: Fix formatting.
3344 * local-alloc.c: Fix formatting.
3346 * h8300.c (get_shift_alg): Remove the variable alg.
3347 (emit_a_shift): Rearrange code to improve readability.
3349 * h8300.md (movsi_h8300hs): Rearrange code to improve readability.
3351 * h8300.h (MODES_TIEABLE_P): Accept a combination of QImode and
3352 HImode on all architectures and a combination of HImode and SImode
3353 on H8/300H and H8/S.
3355 * h8300.c (split_adds_subs): Rearrange code for conciseness.
3357 Mon Jul 31 12:27:55 MET DST 2000 Jan Hubicka <jh@suse.cz>
3359 * i386.md (addsi to lea splitter, ashlqi3_1_lea): Fix bugs
3362 Mon Jul 31 10:41:01 MET DST 2000 Jan Hubicka <jh@suse.cz>
3364 * recog.c (extract_insn): Set operand_mode according to
3365 operand if match_operand is VOIDmode.
3367 Mon Jul 31 10:36:38 MET DST 2000 Jan Hubicka <jh@suse.cz>
3369 * recog.c (validate_replace_rtx_1): Do not abort for (nil) expression.
3371 2000-07-31 Geoff Keating <geoffk@cygnus.com>
3373 * c-parse.in (extdefs): Call ggc_collect between external
3376 2000-07-30 Michael Hayes <mhayes@cygnus.com>
3377 Richard Henderson <rth@cygnus.com>
3379 * Makefile.in (OBJS): Add doloop.o.
3380 * doloop.c: New file.
3382 * final.c (insn_current_reference_address): Return 0 before final.
3383 * flags.h (flag_branch_on_count_reg): Fix typos in commentary.
3384 * jump.c (any_uncondjump_p): Likewise.
3385 * loop.c (indirect_jump_in_function): Make static.
3386 (strength_reduce): Call doloop_optimize.
3387 (insert_bct, instrument_loop_bct): Remove.
3388 * loop.h (doloop_optimize): Prototype.
3389 * recog.c (split_all_insns): Split all INSN_P.
3390 * toplev.c (flag_branch_on_count_reg): Default on.
3392 * config/c4x/c4x.c (c4x_optimization_options): Don't set
3393 flag_branch_on_count_reg.
3394 * config/i386/i386.c (override_options): Likewise.
3395 * config/rs6000/rs6000.c (optimization_options): Likewise.
3397 * config/i386/i386.md (decrement_and_branch_on_count): Remove.
3399 (dbra_ge): Remove, as well as all it's splitters.
3401 * config/rs6000/rs6000.md (decrement_and_branch_on_count): Remove.
3404 * config/ia64/ia64-protos.h (ar_lc_reg_operand): Declare.
3405 (ia64_register_move_cost): Declare.
3406 * config/ia64/ia64.c (ar_lc_reg_operand): New.
3407 (struct ia64_frame_info): Add ar_size.
3408 (ia64_compute_frame_size): Set it.
3409 (save_restore_insns): Save and restore ar.lc.
3410 (ia64_register_move_cost): New, moved from header file. Handle
3411 application registers.
3412 (REG_AR_PFS, REG_AR_EC): Remove. Replace with AR_*_REGNUM numbers.
3413 (emit_insn_group_barriers): Special case doloop_end_internal.
3414 (ia64_epilogue_uses): Mark ar.lc live at end.
3415 * config/ia64/ia64.h (AR_CCV_REGNUM, AR_LC_REGNUM): New registers.
3416 (AR_EC_REGNUM, AR_PFS_REGNUM): New registers.
3417 (FIRST_PSEUDO_REGISTER): Make room.
3418 (AR_M_REGNO_P, AR_I_REGNO_P, AR_REGNO_P): New.
3419 (FIXED_REGISTERS, CALL_USED_REGISTERS): Update.
3420 (REG_ALLOC_ORDER): Update.
3421 (HARD_REGNO_MODE_OK): Update.
3422 (REGISTER_NAMES): Update.
3423 (enum reg_class): Add AR_M_REGS and AR_I_REGS.
3424 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
3425 (REGNO_REG_CLASS): Update.
3426 (LEGITIMATE_ADDRESS_DISP): Displacement range is 9 bits, not 10.
3427 (REGISTER_MOVE_COST): Move out of line.
3428 (PREDICATE_CODES): Update.
3429 * config/ia64/ia64.md (movdi patterns): Handle ar register classes.
3430 (addsi3_plus1_alt, adddi3_plus1_alt): New.
3431 (shladd_elim splitter): Allow constants in the predicate.
3432 (doloop_end, doloop_end_internal): New.
3434 2000-07-30 Richard Henderson <rth@cygnus.com>
3436 * genattrtab.c (struct insn_def): Add lineno member.
3437 (struct insn_ent): Likewise.
3438 (struct attr_desc): Likewise.
3439 (struct delay_desc): Likewise.
3440 (struct function_unit_op): Likewise.
3441 (struct function_unit): Likewise.
3442 (check_attr_value): Use message_with_line.
3443 (check_defs): Likewise.
3444 (expand_units): Likewise.
3445 (check_attr_test): Take a lineno argument.
3446 (gen_attr): Likewise.
3447 (gen_insn): Likewise.
3448 (gen_delay): Likewise.
3449 (gen_unit): Likewise.
3450 (main): Give it to them.
3451 (convert_set_attr_alternative): Take an insn_def argument
3452 instead of num_alt and insn_index.
3453 (convert_set_attr): Likewise.
3454 (write_test_expr): Protect INSN_ADDRESSES load
3455 with INSN_ADDRESSES_SET_P.
3457 2000-07-30 Richard Henderson <rth@cygnus.com>
3459 * flow.c (init_propagate_block_info): Use pc_set.
3461 Sun Jul 30 20:58:34 MET DST 2000 Jan Hubicka <jh@suse.cz>
3463 * i386.md (*lea_general_[123]) New insns and splits.
3464 (addsi3 to lea splitter): Handle other modes too.
3465 (shlsi3 to lea splitter): Likewise.
3466 (addhi_1_lea, shlhi_1_lea): New patterns.
3467 (addhi_1, shlhi_1): Conditionize by PARTIAL_REG_STALL.
3469 Sun Jul 30 20:51:25 MET DST 2000 Jan Hubicka <jh@suse.cz>
3471 * recog.c (general_operand, nonimmediate_operand): Accept
3472 any mode for VOIDmode CONSTANT_P operands.
3474 Sun Jul 30 20:42:21 MET DST 2000 Jan Hubicka <jh@suse.cz>
3476 * gcse.c (try_replace_reg): Use validate_replace_rtx_subexp
3477 instead of replace_rtx.
3478 * recog.c (validate_replace_rtx_subexp): New function.
3479 * recog.h (validate_replace_rtx_subexp): Declare.
3481 Sun Jul 30 20:38:26 MET DST 2000 Jan Hubicka <jh@suse.cz>
3483 * combine.c (simplify_set, make_extraction, make_compound_operation
3484 make_field_assignment): Use full mask instead of GET_MODE_MASK (mode)
3485 as force_to_mode argument.
3487 Sun Jul 30 20:30:41 MET DST 2000 Jan Hubicka <jh@suse.cz>
3489 * combine.c (if_then_else_cond): Be sure that mode fits in
3492 Sun Jul 30 20:27:36 MET DST 2000 Jan Hubicka <jh@suse.cz>
3494 * combine.c (record_promoted_value): Allow bitsize of mode
3495 to be equivalent to HOST_BITS_PER_WISE_INT.
3497 Sun Jul 30 20:25:21 MET DST 2000 Jan Hubicka <jh@suse.cz>
3499 * function.c (assign_stack_local_1, assign_stack_temp_for_type):
3500 Do not call gen_mode_alignment when mode is BLKmode.
3502 Sun Jul 30 20:21:54 MET DST 2000 Jan Hubicka <jh@suse.cz>
3504 * loop.c (express_from_1): Fix call of simplify_gen_binary.
3506 Sun Jul 30 20:08:37 MET DST 2000 Jan Hubicka <jh@suse.cz>
3508 * simplify-rtx.c (simplify_relational_operation): Verify that mode ==
3509 VOIDmode implies both operands to be VOIDmode.
3510 (simplify_ternary_operation): Compute properly the mode of comparison.
3511 * combine.c (combine_simplify_rtx): Likewise.
3513 2000-07-25 Michael Hayes <mph@paradise.net.nz>
3515 * basic-block.h (struct loops): New field rc_order.
3516 * flow.c (flow_loops_cfg_dump): Dump rc_order if computed.
3517 (flow_loops_free): Free rc_order.
3518 (flow_depth_first_order_compute): New parameter rc_order.
3519 (flow_loops_find): Allocate rc_order and swap usage with
3522 2000-07-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3523 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3525 * config/c4x/c4x.md (set_ldp_prologue): Add for RTL prologue/epilogue.
3526 (push_st, push_dp, pop_st, pop_dp, popqi_unspec): Likewise.
3527 (nodb_call, return_from_epilogue): Likewise.
3528 (return_from_interrupt_epilogue, prologue, epilogue): Likewise.
3529 * config/c4x/c4x.c (c4x_expand_prologue, c4x_expand_eplilogue): Add.
3530 * config/c4x/c4x-protos.h (c4x_interrupt_function_p): Add.
3531 (c4x_expand_prologue, c4x_expand_epilogue): Likewise.
3532 (c4x_valid_type_attribute_p): Likewise.
3533 * config/c4x/c4x.h (FUNCTION_PROLOGUE, FUNCTION_EPILOGUE): Delete.
3534 (FUNCTION_BLOCK_PROFILER_EXIT): Convert to emit RTL.
3536 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3538 * config/c4x/c4x.c (c4x_emit_move_sequence): Use loadqi_big_constant
3539 and loadhi_big_constant if applicable.
3540 * config/c4x/c4x.md (loadqi_big_constant, loadhi_big_constant): Tweak
3541 and add new splitter.s
3543 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3545 * config/c4x/c4x.c (c4x_rptb_insert): Make more robust.
3547 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3549 * config/c4x/c4x.h (ASM_FORMAT_PRIVATE_NAME): Output $ in label.
3551 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3553 * config/c4x/c4x.h (IS_XXX_REGNO): Rewrite to avoid unsigned warnings.
3555 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3557 * config/c4x/libgcc.S (divqf3): Improve accuracy.
3559 2000-07-27 Mark Mitchell <mark@codesourcery.com>
3561 Put phi nodes after NOTE_INSN_BASIC_BLOCK.
3562 * rtl.h (NOTE_INSN_BASIC_BLOCK_P): New macro.
3563 * bb-reorder.c (get_next_bb_note): Use NOTE_INSN_BASIC_BLOCK_P.
3564 (get_prev_bb_note): Likewise.
3565 (remove_scope_notes): Likewise.
3566 * flow.c (commit_one_edge_insertion): Likewise.
3567 (merge_blocks_nomove): Likewise.
3568 (verify_flow_info): Likewise.
3569 * gcse.c (insert_insn_end_bb): Likewise.
3570 * reg-stack.c (emit_swap_insn): Likewise.
3571 * ssa.c (first_insn_after_basic_block_note): New function.
3572 (insert_phi_node): Use it.
3573 (rename_block): Likewise.
3574 (eliminate_phi): Likewise.
3575 (make_regs_equivalent_over_bad_edges): Likewise.
3576 (make_equivalent_phi_alternatives_equivalent): Likewise.
3577 (for_each_successor_phi): Likewise.
3578 (convert_from_ssa): Modify phi-node deletion algorithm.
3580 2000-07-29 Andreas Jaeger <aj@suse.de>
3582 * configure.in (mips*-*-linux*): Use mips*el to check for little
3583 endian MIPS, add tmake_file.
3585 * config/mips/linux.h (TARGET_VERSION): Use GNU/Linux.
3586 (SUBTARGET_CPP_SPEC): Default MIPS_ISA is 1.
3587 Patches by Maciej W. Rozycki <macro@ds2.pg.gda.pl>.
3589 2000-07-28 Richard Henderson <rth@cygnus.com>
3591 * config/ia64/ia64.c (ia64_print_operand): Fix typos.
3592 Sign extend mode size before negating.
3594 2000-07-28 Richard Henderson <rth@cygnus.com>
3596 * emit-rtl.c (gen_lowpart_common): Add missing 'c' variable.
3598 2000-07-28 Bernd Schmidt <bernds@cygnus.co.uk>
3600 * cse.c (canon_hash): Handle PRE_MODIFY/POST_MODIFY.
3601 (cse_insn): Likewise.
3602 (addr_affects_sp_p): Likewise.
3603 * expr.c (move_by_pieces): Likewise.
3604 (clear_by_pieces): Likewise.
3605 * gcse.c (oprs_unchanged_p): Likewise.
3606 * haifa-sched.c (sched_analyze_2): Likewise.
3607 * recog.c (offsettable_address_p): Likewise.
3608 * regclass.c (record_address_regs): Likewise.
3609 * reload.c (find_reusable_reload): Likewise.
3610 (push_reload): Likewise.
3611 (operands_match_p): Likewise.
3612 (decompose): Likewise.
3613 (find_reloads_address_1): Likewise.
3614 (find_inc_amount): Likewise.
3615 * reload1.c (elimination_effects): Likewise.
3616 * resource.c (mark_set_resources): Likewise.
3617 * flow.c (attempt_auto_inc): New function; mostly broken out
3619 (find_auto_inc): Split into two functions and enhanced to
3620 generate POST_MODIFY.
3621 * rtl.def (PRE_MODIFY, POST_MODIFY): Adjust comment.
3622 * rtl.h (count_all_occurrences): Declare.
3623 (HAVE_{PRE,POST}_MODIFY_{DISP,REG}): Provide default of 0 if not
3625 * rtlanal.c (count_all_occurrences): New function.
3626 * tm.texi (HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_DISP,
3627 HAVE_POST_MODIFY_REG, HAVE_PRE_MODIFY_REG): Document.
3629 * config/ia64/ia64-protos.h (destination_operand): Declare.
3630 * config/ia64/ia64.c (destination_operand): New function.
3631 (ia64_print_operand): Handle POST_MODIFY.
3632 (rtx_needs_barrier): Likewise.
3633 * config/ia64/ia64.h (HAVE_POST_MODIFY_DISP): Define to 1.
3634 (HAVE_POST_MODIFY_REG): Define to 1.
3635 (MAX_REGS_PER_ADDRESS): Change to 2.
3636 (GO_IF_LEGITIMATE_ADDRESS): Accept POST_MODIFY too.
3637 (LEGITIMATE_ADDRESS_REG): New helper macro.
3638 (LEGITIMATE_ADDRESS_DISP): Likewise.
3639 (PREDICATE_CODES): Add entry for destination_operand.
3640 * config/ia64/ia64.md (all mov patterns): Use destination_operand
3641 predicate for operand 0.
3643 2000-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3645 * dwarf2out.c: Indent #error directive.
3647 * gbl-ctors.h: Fix typo in comment.
3648 (__do_global_ctors): Prototype.
3650 * gcse.c (record_one_set, pre_delete): Remove unused variables.
3652 * rs6000.c (rs6000_maybe_dead): Delete unused prototype.
3653 (print_operand): Initialize variable `t'.
3655 2000-07-27 Aldy Hernandez <aldyh@redhat.com>
3657 * config/arm/arm.md ("call_value"): removed constraints.
3658 Constraints are ignored in expanders.
3659 (*call_value_reg): split =rf into various constraints.
3660 (*call_value_mem): same
3661 (*call_value_symbol): same
3662 (*sibcall_value_insn): same
3664 2000-07-28 Philipp Thomas <pthomas@suse.de>
3666 * install.texi (--enable-nls): Change the description of the NLS
3667 related configure options to match the current state.
3668 (--with-included-gettext): Likewise.
3669 (--enable-maintainer-mode): New description added.
3670 * extend.texi (-fstrict-prototype): Add missing '.'.
3672 2000-07-27 Jim Wilson <wilson@cygnus.com>
3674 * dwarf2out.c (gen_decl_die): Don't call gen_abstract_function if
3675 DECL_INITIAL (decl) == NULL_TREE.
3677 2000-07-27 Alexandre Oliva <aoliva@redhat.com>
3679 * Makefile.in (INSN_ATTR_H): New macro. Replace all dependencies
3680 on insn-attr.h with it.
3681 * genattr.c: Generate `#include "insn-addr.h"' if HAVE_ATTR_length.
3682 * insn-addr.h: New header.
3683 (insn_addresses_): Renamed from insn_addresses.
3684 (INSN_ADDRESSES_DEFN, INSN_ADDRESSES, INSN_ADDRESSES_ALLOC,
3685 INSN_ADDRESSES_FREE, INSN_ADDRESSES_SET_P, INSN_ADDRESSES_SIZE,
3686 INSN_ADDRESSES_NEW): New macros.
3687 * genattrtab.c (write_test_expr): Use new macros.
3688 * final.c (insn_addresses, init_insn_lengths): Likewise.
3689 (align_fuzz, shorten_branches): Likewise.
3690 (final): Likewise. Do not reject new insns if their addresses
3691 have been added to INSN_ADDRESSES.
3692 * config/arm/arm.c, config/avr/avr.c: Use new macros.
3693 * config/h8300/h8300.c, config/i370/i370.c: Likewise.
3694 * config/m88k/m88k.c, config/pa/pa.c, config/pa/pa.md: Likewise.
3695 * config/sparc/sparc.c, config/sparc/sparc.md: Likewise.
3696 * config/sh/sh.c: Likewise.
3697 (output_branchy_insn): Use INSN_ADDRESSES_NEW.
3699 * Makefile.in (bootstrap): Move -BstageN/ back to the beginning.
3701 2000-07-27 Andrew Cagney <cagney@b1.cygnus.com>
3703 * gcc.c (struct prefix_list): Add member priority.
3704 (enum path_prefix_priority): Declare.
3705 (add_prefix): Replace ``first'' with ``priority''. Append new
3706 entry but keep list in priority order.
3707 (process_command): Update. Pass PREFIX_PRIORITY_B_OPT or
3708 PREFIX_PRIORITY_LAST to add_prefix.
3709 (process_command): Move include kludge - foo/stageN - to before
3712 2000-07-27 Jason Merrill <jason@redhat.com>
3714 * dwarf2out.c (gen_typedef_die): Abort if we get identical
3715 TREE_TYPE and DECL_ORIGINAL_TYPE on a typedef.
3717 2000-07-27 RodneyBrown <RodneyBrown@pmsc.com>
3719 * expr.h (get_alias_set, lang_get_alias_set): Delete prototypes.
3720 * tree.h (get_alias_set, lang_get_alias_set): Prototype.
3722 2000-07-27 Joseph S. Myers <jsm28@cam.ac.uk>
3724 * c-decl.c (finish_function): Don't treat 'main' specially unless
3725 flag_hosted. In C99 mode, return 0 from 'main' unless
3726 DEFAULT_MAIN_RETURN is otherwise defined.
3728 * c-decl.c (store_parm_decls): In C99 mode, pedwarn for function
3729 parameters defaulting to int in an old-style function definition.
3731 2000-07-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3733 * c-parse.in (string): For -Wtraditional, warn about string
3734 concatenation only once per line.
3736 Thu Jul 27 09:25:17 2000 Akiko Matsushita <matusita@sra.co.jp>
3738 * pa/x-pa-hpux: Add -D_HIUX_SOURCE to FIXPROTO_DEFINES
3739 for HI-UX/WE2 systems.
3741 2000-07-24 Bruce Korb <bkorb@gnu.org>
3743 * fixincl/fixfixes.c(emit_gnu_type): rewrote to *rely* on GCC
3744 defining the __xxx_TYPE__ macros.
3745 * fixincl/fixincl.tpl(gnu_type_map): now obsolete
3746 * fixincl/fixlib.h: don't need to include "tm.h" anymore
3747 * fixincl/inclhack.def(type_map): now obsolete
3749 Thu Jul 27 11:54:17 2000 Andrew Cagney <cagney@b1.cygnus.com>
3751 * cpp.texi: Append a trailing full-stop to xrefs where needed.
3753 2000-07-26 Dave Pitts <dpitts@cozx.com>
3755 * i370.c: Remove LONGEXTERNAL ifdef from alias_number. Added hash
3757 (mvs_hash_alias): New function.
3758 (mvs_add_alias): Change argument spacing.
3759 (mvs_need_alias): Change aliasing criteria. Added documentation.
3760 (mvs_get_alias): Change to use hashed name. The hashed name prevents
3761 CSECT name collisions.
3762 (mvs_check_alias): Likewise.
3763 (handle_pragma): Change documentation.
3764 * i370.md (mulsi3, divsi3, udivsi3, modsi3, umodsi3): Changed gen_rtx
3765 mode from SImode to DImode.
3766 (iorhi3): Changed LTORG size for insn.
3768 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
3770 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
3771 mem if the address is a mode_dependent_address_p.
3773 2000-07-26 Kazu Hirata <kazu@hxi.com>
3775 * h8300.c (print_operand): Print ":8" when the 'R' operand is
3776 suitable for 8-bit absolute.
3777 * h8300.h (EIGHTBIT_CONSTANT_ADDRESS_P): New.
3778 (OK_FOR_U): Add a case for the 8-bit constant address on the
3781 Wed Jul 26 19:26:21 2000 Hans-Peter Nilsson <hp@axis.com>
3783 * varasm.c (assemble_variable) [! defined(ASM_OUTPUT_ALIGNED_COMMON)
3784 && ! defined (ASM_OUTPUT_ALIGNED_BSS]): Also test
3785 ! defined(ASM_OUTPUT_ALIGNED_DECL_COMMON) before complaining about
3786 lack of implemented alignment.
3788 2000-07-26 Geoffrey Keating <geoffk@cygnus.com>
3790 * emit-rtl.c (gen_lowpart_common) [REAL_ARITHMETIC]: Handle
3791 cross-compiling between 64-bit and 32-bit machines.
3793 2000-07-27 Richard Henderson <rth@cygnus.com>
3795 * config/ia64/ia64.md (movqicc_astep, movqi_internal_astep): New.
3796 (movhicc_astep, movhi_internal_astep): New.
3797 (movsicc_astep, movsi_internal_astep): New.
3798 (movdicc_astep, movdi_internal_astep): New.
3799 (movsfcc_astep, movsf_internal_astep): New.
3800 (movdfcc_astep, movdf_internal_astep): New.
3801 (movxfcc_astep, movxf_internal_astep): New.
3802 (cmovdi_internal_astep, cmovsi_internal_astep): New.
3803 Unify the cmov[ds]i splitters.
3805 2000-07-27 Rodney Brown <RodneyBrown@pmsc.com>
3807 * real.c (asctoeg): Rename `error' label to unexpected_char_error
3809 2000-07-26 Nick Clifton <nickc@cygnus.com>
3811 * config/arm/vxarm.h (CPP_PREDEFINES): Remove definition of
3812 __arm__. Allow it to be defined by CPP_ISA_SPEC in arm.h
3814 * dwarf2out.c (dwarf2out_frame_debug_expr): Accept SEQUENCE as
3815 well as PARALLEL blocks in FRAME_RELATED_EXPR notes.
3817 2000-07-26 Alexandre Oliva <aoliva@redhat.com>
3819 * c-decl.c (finish_enum): Convert enumerations that fit in an
3821 (build_enumerator): In pedantic mode, cast to `int' those that
3824 2000-07-25 Rodney Brown <RodneyBrown@pmsc.com>
3826 * config/alpha/osf.h (SIZE_TYPE, PTRDIFF_TYPE): New.
3828 Tue Jul 25 23:08:33 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
3830 * sh.md (cmpgtdi_t): Must be split.
3831 (cmpgtdi_t+1): New splitter.
3833 2000-07-25 Zack Weinberg <zack@wolery.cumb.org>
3835 * cpplib.c (_cpp_check_directive): Issue -Wtraditional
3836 warnings for indented directives even if we are skipping.
3838 2000-07-25 Nathan Sidwell <nathan@codesourcery.com>
3840 * invoke.texi (strict-prototypes): Remove.
3841 * extend.texi (Deprecated Features): Add strict-prototypes.
3842 (Backwards Compatibility): New node.
3844 2000-07-25 Jakub Jelinek <jakub@redhat.com>
3846 * config/i386/i386.md (andsi_1+1): Allow HImode.
3847 (andsi_1+2): Require q_regs_operand.
3849 2000-07-25 Jakub Jelinek <jakub@redhat.com>
3851 * config/i386/i386.md (call_pop): Check operands[0],
3852 not operands[1]. Only check SYMBOL_REF_FLAG for a SYMBOL_REF.
3854 (call_value_pop): Only check SYMBOL_REF_FLAG for a SYMBOL_REF.
3855 (call_value): Likewise.
3857 2000-07-25 Zack Weinberg <zack@wolery.cumb.org>
3859 * toplev.c (pipe_closed): Delete.
3860 (crash_signal): New. Generate ICE for a fatal signal.
3861 (float_signal): Call crash_signal outside a float-handler
3863 (main): Install crash_signal as handler for core-dumping signals.
3865 2000-07-25 David Edelsohn <edelsohn@gnu.org>
3867 * rs6000.c (print_operand, case 'T'): New case.
3869 * rs6000.md (call_indirect_aix32): Convert to expander of
3870 scheduled instructions.
3871 (call_indirect_aix64): Likewise.
3872 (call_value_indirect_aix{32,64}): Likewise.
3873 (call, call_value): Invoke expanders for AIX. Fall through to
3875 (call_indirect_nonlocal_aix{32,64}): New patterns (ctr and lr).
3876 (call_value_indirect_nonlocal_aix{32,64}): New patterns.
3877 (call_nonlocal_aix32): Remove CALL_LONG alternative. Operand 1
3878 only "g" constraint.
3879 (call_nonlocal_aix64): Likewise.
3880 (call_value_nonlocal_aix{32,64}): Likewise.
3881 (call_nonlocal_sysv): New pattern for ctr, lr, and symbolic
3883 (call_value_nonlocal_sysv): New pattern.
3884 (indirect_jump{si,di}): Use new 'T' modifier.
3885 (tablejump{si,di} matchers): Likewise.
3886 (return_internal_{si,di}): Likewise.
3887 (return_eh_{si,di}): Likewise.
3889 2000-07-24 Richard Henderson <rth@cygnus.com>
3891 * config/ia64/ia64.c (ia64_print_operand): Handle "%,".
3892 * config/ia64/ia64.h (PRINT_OPERAND_PUNCT_VALID_P): Likewise.
3893 * config/ia64/ia64.md (movdi_internal): Use it.
3895 2000-07-24 Zack Weinberg <zack@wolery.cumb.org>
3897 * cppexp.c: Warn about unary + if -Wtraditional.
3898 * cpplex.c (lex_line): Always set BOL on the first token of a line.
3900 2000-07-24 Michael Meissner <meissner@redhat.com>
3902 * d30v.h (FUNCTION_ARG_KEEP_AS_REFERENCE): Delete references to
3905 2000-07-24 Nick Clifton <nickc@cygnus.com>
3907 * config/arm/arm.c (emit_multi_reg_push): Generate a
3908 REG_FRAME_RELEATED_NOTE that is compatable with the code in
3909 dwarf2out_debug_frame_expr.
3911 2000-07-24 Jason Merrill <jason@redhat.com>
3913 * dwarf2out.c: Complain if DWARF2_DEBUGGING_INFO is defined without
3914 UNALIGNED_INT_ASM_OP.
3915 (def_cfa_1): Don't emit def_cfa_register or def_cfa_offset to adjust
3916 a location expression.
3917 (dwarf2out_frame_debug_expr): Lose cfa_old_reg stuff. Don't
3918 assume indirect access if we're saving the CFA address exactly.
3920 * Makefile.in (bootstrap): Move -BstageN/ to the end.
3922 2000-07-24 Jakub Jelinek <jakub@redhat.com>
3924 * tradcpp.c (main): Update max_include_len for cpp_include_defaults
3927 2000-07-24 Michael Meissner <meissner@redhat.com>
3929 * invoke.texi (D30V Options): Add d30v options.
3931 Mon Jul 24 02:04:52 2000 Jeffrey A Law (law@cygnus.com)
3933 * gcse.c (alloc_pre_mem): Do not alloc TRANSPOUT, it is not
3934 needed by our gcse pass anymore.
3935 (free_pre_mem): Corresponding changes.
3936 (compute_pre_data): Do not call compute_transpout anymore.
3938 * gcse.c (alloc_avail_expr_mem): Kill unused 'u_bitmap'.
3939 (free_avail_expr_mem, alloc_pre_mem, free_pre_mem): Corresponding
3942 * gcse.c (free_pre_mem): Do not free ANTLOC and AE_KILL here.
3943 (compute_pre_data): Do it here instead.
3945 * gcse.c (alloc_pre_mem, free_pre_mem): Delete unused bitmap
3947 (pre_delete): Corresponding changes.
3949 2000-07-23 Mark Mitchell <mark@codesourcery.com>
3951 * c-semantics.c (make_rtl_for_local_static): Use TREE_ASM_WRITTEN
3952 to figure out whether or not a variable has already been emitted.
3954 Sun Jul 23 14:49:12 2000 Jason Eckhardt <jle@cygnus.com>
3956 * config/i860/i860.md (untyped_call expander): Use GEN_CALL
3957 instead of gen_call.
3959 Sun Jul 23 11:52:03 2000 George Helffrich (george@gly.bris.ac.uk)
3961 * dbxout.c (dbxout_type, case COMPLEX_TYPE): Fix length field in stab.
3963 2000-07-23 Kazu Hirata <kazu@hxi.com>
3965 * h8300.c: Fix formatting.
3967 2000-07-23 Joseph S. Myers <jsm28@cam.ac.uk>
3969 * c-typeck.c (c_expand_start_case): Change -Wtraditional pedwarn
3970 for `long' switch expression into a plain warning.
3972 * c-lex.c (init_lex): Keep the "inline" keyword in C99 mode.
3973 (yylex): Don't pedwarn for "inline" in C99 mode.
3975 * bitmap.c (debug_bitmap_file): Cast pointers to PTR for printing
3977 * ggc-page.c (debug_print_page_list, alloc_page, free_page,
3978 ggc_alloc): Likewise.
3979 * bb-reorder.c (dump_scope_forest_1): Likewise.
3981 2000-07-22 Aldy Hernandez <aldyh@redhat.com>
3983 * reload.c (find_reloads_toplev): Add new parameter
3985 (find_reloads): Add new parameter to find_reloads_toplev calls.
3987 2000-07-22 Jeffrey Oldham <oldham@codesourcery.com>
3989 * collect2.c (main): Typo fixed.
3990 * diagnostic.c: Typo fixed.
3991 * dwarf2out.c (dwarf2out_frame_debug_expr): Typo fixed.
3992 * eh-common.h: Typo fixed.
3993 * emit-rtl.c (start_sequence): Typo fixed.
3994 * flow.c (find_label_refs): Typo fixed.
3995 (calculate_global_regs_live): Typo fixed.
3996 (mark_regno_cond_dead): Typo fixed.
3997 (create_edge_list): Typos fixed.
3998 (verify_edge_list): Typo fixed.
3999 * ggc-common.c (ggc_mark_rtx_children): Typo fixed.
4000 * loop.c (strength_reduce): Typo in function name fixed.
4001 * rtl.h: Added comments. Typo in function name fixed.
4002 * rtlanal.c: Typo in function name fixed.
4003 (insn_dependant_p): Rename to ...
4004 (insn_dependent_p): ... this.
4005 (computed_jumo_p): Typo fixed.
4007 2000-07-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4009 * system.h (__FUNCTION__): Wrap definition in #ifndef.
4011 2000-07-21 David Edelsohn <edelsohn@gnu.org>
4013 * rs6000.h (SIZE_TYPE): Define.
4015 2000-07-21 Mark Mitchell <mark@codesourcery.com>
4017 * ssa.c (rename_insn_1): Don't rename registers that are
4020 2000-07-21 Zack Weinberg <zack@wolery.cumb.org>
4022 * diagnostic.c (trim_filename, fancy_abort): Moved here from
4024 (fatal_function, set_fatal_function): Removed.
4025 (fatal): Don't prepare for or call the fatal_function.
4026 (diagnostic_lock, error_recursion): New.
4027 (diagnostic_for_decl, report_diagnostic): Guard against
4028 re-entering the error reporting routines.
4029 (fancy_abort): Assume function is not NULL.
4031 * errors.c (fancy_abort): New. Assume function is not NULL.
4032 * tradcpp.c (fancy_abort): Assume function is not NULL.
4034 * system.h: Provide default definition of __FUNCTION__.
4035 * rtl.h: Use __FUNCTION__ not __PRETTY_FUNCTION__ throughout.
4036 Always use __FUNCTION__ in definition of abort.
4038 * varray.h: Likewise.
4039 * toplev.h: Likewise. Don't prototype set_fatal_function.
4041 2000-07-20 Geoff Keating <geoffk@cygnus.com>
4043 * config/rs6000/aix43.h (CPP_SPEC): Define __LONG_MAX__ correctly
4045 * glimits.h: Don't do #if defined for ARCH_PPC.
4047 * config/rs6000/rs6000.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): All
4048 constants of size no larger than a pointer should go in the TOC.
4049 Add 'MODE' parameter.
4050 (LEGITIMIZE_RELOAD_ADDRESS): Add MODE parameter to
4051 ASM_OUTPUT_SPECIAL_POOL_ENTRY_P.
4052 (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Likewise.
4053 * config/rs6000/aix.h (SELECT_RTX_SECTION): Likewise.
4054 * config/rs6000/netware.h (SELECT_RTX_SECTION): Likewise.
4055 * config/rs6000/rs6000.c (constant_pool_expr_1): Likewise.
4056 (rs6000_legitimize_address): Likewise.
4057 (rs6000_emit_move): Likewise.
4058 (rs6000_select_rtx_section): Likewise.
4059 (output_toc): Deal properly with outputting small constants like
4060 HImode, and SFmode in 32-bit mode, and DFmode in 64-bit mode.
4061 * config/rs6000/sysv4.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Add
4062 MODE parameter. Put small constants in the TOC.
4064 * config/rs6000/rs6000.c (easy_fp_constant_p): All constants are
4066 (rs6000_emit_move): When reload calls us with an illegitimate
4067 address, exit early. Move the change_address calls to one place
4068 at the end of the routine. Merge the SImode and DImode expanders.
4069 When called by reload to put an integer into a FP register, force
4072 * config/rs6000/rs6000.c (struct toc_hash_struct): Add 'key_mode'
4074 (rs6000_hash_constant): Hash mode too.
4075 (toc_hash_function): Allow for key_mode.
4076 (toc_hash_eq): Structures are different if key_mode differs.
4077 (output_toc): Add 'mode' parameter. Save key_mode.
4078 * config/rs6000/rs6000.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY):
4079 Pass 'mode' parameter.
4080 * config/rs6000/rs6000-protos.h (output_toc): Add 'mode' param.
4082 * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
4083 for vtable references.
4085 * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): If we have a
4086 choice, don't put integer values in FP regs.
4088 Thu Jul 20 18:13:52 2000 Jeffrey A Law (law@cygnus.com)
4090 * flow.c (verify_flow_info): Revamp code to verify that the
4091 head and end of each basic block are in the insn chain.
4093 Thu Jul 20 18:02:35 2000 Michael Matz <matzmich@cs.tu-berlin.de>
4095 * gcse.c (record_one_set): Prepend instead of append onto
4096 reg_set_table, making it O(n) instead O(n^2).
4097 * lcm.c (compute_antinout_edge,compute_laterin,compute_available):
4098 Use a queue instead of a stack as worklist.
4100 2000-07-20 Kazu Hirata <kazu@hxi.com>
4102 * h8300.c (two_insn_adds_subs_operand): Fix a typo.
4103 * h8300.h (OK_FOR_T): New.
4104 (EXTRA_CONSTRAINT): Support OK_FOR_T.
4105 * h8300.md: Use inc/dec.[wl] for increment/decrement
4106 by 1 and 2 in HI and SI modes.
4108 2000-07-20 Jim Wilson <wilson@cygnus.com>
4110 * config/ia64/ia64.h (ASM_OUTPUT_MI_THUNK): Handle DELTA values
4111 larger than 14 bits.
4113 2000-07-20 Zack Weinberg <zack@wolery.cumb.org>
4115 * cppmacro.c (CAN_PASTE_AFTER): New macro.
4116 (count_params): Don't set GNU_REST_ARGS on anything.
4117 (save_expansion): Set PASTE_LEFT only on tokens for which
4118 CAN_PASTE_AFTER is true, or which are named operators.
4120 * cpplex.c (parse_args): Distinguish between a rest argument
4121 given one empty argument, and a rest argument given zero arguments.
4122 (maybe_paste_with_next): Look for VOID_REST tag, and trigger
4123 deletion of previous token based on that.
4124 (get_raw_token): Flatten some control structure.
4126 * cpplib.h (CPP_LAST_EQ): Correct.
4127 (VOID_REST): New token flag.
4128 (GNU_REST_ARGS): Delete.
4130 * tradcpp.c (main): Don't munge -D options.
4131 (make_definition): Bring -D handling in line with cpplib.
4132 (do_define): Strip all leading whitespace from macro definitions.
4134 2000-07-20 David Billinghurst <David.Billinghurst@riotinto.com.au>
4136 * Makefile.in (tradcpp): Depend on intl.o and version.o.
4138 2000-07-20 Bruce Korb <bkorb@gnu.org>
4140 * fixincl/check.tpl: strip the platform specific types before testing
4141 * fixincl/fixfixes.c(gnu_type_fix): use platform specific types
4142 * fixincl/fixincl.tpl: use platform specific types
4143 * fixincl/fixlib.h: include the platform specific types
4144 * fixincl/inclhack.def(gnu_types): don't supply the types
4145 * fixincl/fixincl.x: regen
4147 2000-07-19 Jim Wilson <wilson@cygnus.com>
4149 * config/ia64/ia64.h (HARD_REGNO_MODE_OK): Don't allow XFmode in
4152 2000-07-19 Zack Weinberg <zack@wolery.cumb.org>
4154 * tradcpp.c (rescan): Do not recognize directives when the #
4157 2000-07-19 Zack Weinberg <zack@wolery.cumb.org>
4159 Implement C++ named operators.
4161 * cpplib.h (TTYPE_TABLE): Move CPP_MIN and CPP_MAX into block
4162 of operators allowed in #if and having an _EQ variant. Add
4163 CPP_MIN_EQ, CPP_MAX_EQ, and CPP_DEFINED.
4164 (cpp_token flags): Add NAMED_OP.
4165 (enum node_type): Add T_OPERATOR.
4166 (struct cpp_hashnode): Add code slot to value union.
4167 * cpphash.h (spec_nodes): Remove n_defined.
4169 * cpplex.c (lex_line): Convert T_OPERATOR nodes to their proper types.
4170 (spell_token, can_paste, maybe_paste_with_next): Handle named operators.
4171 (is_macro_disabled): Tweak error messages.
4173 * cpplib.c (get_define_node): Disallow all named operators as
4174 macro names. Tweak error messages.
4175 (_cpp_init_stacks): Don't set up spec_nodes->n_defined.
4177 * cppinit.c (builtin_array): Add entries for the named operators.
4178 * cppexp.c (lex): Check for CPP_DEFINED token.
4179 (priority table): Add entries for CPP_MIN and CPP_MAX.
4180 (_cpp_parse_expr): Handle CPP_MIN and CPP_MAX.
4182 2000-07-19 Bernd Schmidt <bernds@cygnus.co.uk>
4184 * gcse.c (INSN_CUID): If ENABLE_CHECKING, abort if the uid is
4185 larger than the array of cuids.
4186 (alloc_gcse_mem): Use uid_cuid rather than INSN_CUID when computing
4189 2000-07-19 Bruce Korb <bkorb@gnu.org>
4191 * fixinc/fixincl.c: Convert to using a table of environment variables
4192 and activate the auto-edit marker on the fixed output files.
4193 * fixinc/fixlib.h: Define the environment table
4194 * fixinc/fixincl.sh: export the ${INPUT} dir
4195 * fixinc/check.tpl: likewise
4197 2000-07-18 Zack Weinberg <zack@wolery.cumb.org>
4199 * gcc.c (.h spec): Fix typo.
4201 Wed Jul 19 01:22:15 CEST 2000 Marc Espie <espie@cvs.openbsd.org>
4203 * Makefile.in: Fix tradcif.c path.
4205 2000-07-18 Zack Weinberg <zack@wolery.cumb.org>
4207 * cpplib.h (TTYPE_TABLE): Rearrange to use only two per-entry
4210 * cpphash.h (TOKEN_NAME): New macro.
4211 (_cpp_spell_operator): Deleted.
4212 (token_spellings): Now _cpp_token_spellings.
4214 * cppexp.c: Use TOKEN_NAME or TYPE_NAME, not _cpp_spell_operator.
4215 * cpplex.c: Use OP and TK macros when expanding the
4216 TTYPE_TABLE. Eliminate token_names. For non-OPERATOR tokens,
4217 store the stringification of the enumeration name (CPP_CHAR,
4218 etc.) in the name slot of token_spellings.
4219 Use TOKEN_NAME and/or TOKEN_SPELL, do not reference
4220 token_spellings directly.
4221 * cpplib.c: Use TOKEN_SPELL.
4223 * cpplex.c (_cpp_push_token): If the token being pushed back
4224 is the previous token in this context, just subtract one from
4226 * cppmacro.c (save_expansion): Clear aux field when storing a
4229 2000-07-18 Jakub Jelinek <jakub@redhat.com>
4231 * cpplex.c (cpp_scan_buffer): Output line command even at the stop
4232 buffer, provided it is not NULL.
4234 2000-07-18 Alexandre Oliva <aoliva@redhat.com>
4236 * c-decl.c (duplicate_decls): Do not call make_var_volatile() in
4237 case of invalid volatile re-declaration.
4239 2000-07-18 Jakub Jelinek <jakub@redhat.com>
4241 * calls.c (store_arg): Return non-zero if sibcall_failure is desired.
4242 (expand_call): Adjust caller.
4244 2000-07-17 Gabriel Dos Reis <gdr@codesourcery.com>
4246 * diagnostic.h (report_diagnostic): Change prototype.
4248 * diagnostic.c (output_do_verbatim, diagnostic_for_asm,
4249 diagnostic_for_decl): Change prototype.
4250 (error_with_decl, warning_with_decl, pedwarn_with_decl, warning,
4251 error, warning, error_with_file_and_line,
4252 warning_with_file_and_line, pedwarn_with_file_and_line, fatal):
4253 Adjust call to report_diagnostic, diagnostic_for_decl.
4254 (error_for_asm, warning_for_asm): Adjust call to diagnostic_for_asm.
4255 (output_verbatim, verbatim): Adjust call to output_do_verbatim.
4257 * c-errors.c (pedwarn_c99): Adjust call to report_diagnostic. End
4258 varaible argument list.
4260 2000-07-17 Zack Weinberg <zack@wolery.cumb.org>
4262 * cpphash.c: Don't include hashtab.h. Most macro-handling code
4263 moved to cppmacro.c.
4264 (hash_HASHNODE, eq_HASHNODE, _cpp_dump_macro_hash,
4265 dump_hash_helper): Delete.
4266 (expand_hash, higher_prime_number, _cpp_lookup_with_hash,
4267 cpp_forall_identifiers): New. Implement specialized version of
4268 Vlad's expandable hash table.
4269 (cpp_lookup): Use new functions.
4270 (_cpp_init_macros, _cpp_cleanup_macros): Adjust for new
4272 * cppmacro.c: New file.
4273 * cppinit.c (dump_macros_helper): New.
4274 (cpp_finish): Iterate over the identifier table directly.
4275 * cpplex.c (parse_name): Calculate the hash of the identifier
4276 while we scan it. Use _cpp_lookup_with_hash when we can.
4278 * cpphash.h: Update prototypes.
4279 (xcnewvec, HASHSTEP): New helper macros.
4280 * cpplib.h: Update prototypes.
4281 * Makefile.in (LIBCPP_OBJS): Add cppmacro.o.
4282 (cppmacro.o): New rule.
4283 (cpphash.o): Update deps.
4285 * cppmain.c: Do not set pfile->printer if no_output is on.
4287 2000-07-15 Neil Booth <neilb@earthling.net>
4289 * cpplib.c: Change all directive-handler functions to return
4291 * cpphash.h: Update typedefs.
4293 2000-07-17 Geoffrey Keating <geoffk@cygnus.com>
4295 * configure: Regenerate.
4297 * extend.texi (Extended Asm): Mention that a memory clobber
4298 does not count as a side-effect.
4300 * unroll.c (copy_loop_body): Fix one instance of using host
4301 arithmetic on the target; fixes loop-4 on a 32-bit -> 64-bit
4304 * tlink.c (scan_linker_output): Tweak for output of AIX ld.
4306 2000-07-17 Richard Henderson <rth@cygnus.com>
4308 * config/ia64/ia64.md (movdi): Split out load address code.
4309 New post-reload splitter for symbolic operands.
4310 (movdi_internal): Abort if we didn't split symbolic operands
4311 when we should have.
4312 * config/ia64/ia64.c (ia64_expand_load_address): New, from movdi bits.
4313 (ia64_reorg): Split insns when not optimizing.
4314 * config/ia64/ia64-protos.h (ia64_expand_load_address): Declare.
4316 Mon Jul 17 23:43:26 MET DST 2000 Jan Hubicka <jh@suse.cz>
4318 * real.h (REAL_VALUE_TO_TARGET_LONG_DOUBLE): Use LONG_DOUBLE_TYPE_SIZE
4319 instead of MAX_LONG_DOUBLE_TYPE_SIZE to decide output format.
4321 2000-07-17 Chandrakala Chavva <cchavva@cygnus.com>
4323 * loop.c (check_dbra_loop) : Changed loop_continue to loop->cont.
4325 2000-07-17 Jason Merrill <jason@redhat.com>
4327 * Makefile.in (clean): Remove libgcc directory.
4329 * configure.in (-Wno-long-long check): Use higher-level macros.
4331 2000-07-17 Zack Weinberg <zack@wolery.cumb.org>
4333 * simplify-rtx.c (simplify_binary_operation): Recognize
4334 (compare (gt[u] (cc) 0) (lt[u] (cc) 0)).
4335 (simplify_ternary_operation): Do not examine MODE_BITSIZE of
4336 a CONST_INT, it will always be zero.
4338 2000-07-17 Chandrakala Chavva <cchavva@cygnus.com>
4340 * loop.c (check_dbra_loop) : Return if more than one condition is
4341 present to control the loop.
4343 Mon Jul 17 08:26:35 2000 Clinton Popetz <cpopetz@cygnus.com>
4345 * mips.c (mips_expand_prologue): Don't calculate the last argument
4346 register unless we need it. When we are calculating this, make
4347 sure FUNCTION_ARG is giving us a REG.
4349 2000-07-17 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4351 * flow.c (libcall_dead_p): Use single_set to verify the insn
4352 has only one set and get for analysis.
4353 (propagate_one_insn): Don't pass the PATTERN of the insn.
4355 2000-07-17 Mark Klein <mklein@dis.com>
4357 * pa.c (emit_hpdiv_const): Update to match new pattern for udivsi3.
4359 2000-07-17 J. David Anglin <dave@hiauly1.hia.nrc.ca>
4361 * Makefile.in (TARGET_GETGROUPS_T): New configuration variable.
4362 * configure.in (TARGET_GETGROUPS_T): Evaluate.
4363 * sys-protos.h (getgroups): Use TARGET_GETGROUPS_T for array type
4364 of second argument of getgroups.
4365 * configure, config.in: Rebuilt.
4367 2000-07-17 Geoffrey Keating <geoffk@cygnus.com>
4369 * simplify-rtx.c (simplify_relational_operation): Two signed
4370 values with equal high words are less/greater than each other if
4371 their low words are less/greater when considered as unsigned.
4373 Mon Jul 17 02:37:06 2000 Marc Espie <espie@openbsd.org>
4375 * configure.in (vax-*-openbsd): Change to new style configuration,
4376 add collect2/float_format information.
4377 * configure: Rebuilt.
4378 * config/vax/openbsd1.h: New.
4379 * config/vax/openbsd.h: New.
4380 * config/vax/t-openbsd: New.
4382 2000-07-17 Chip Salzenberg <chip@valinux.com>
4384 * c-common.c (shorten_compare): Quiet warnings about unsigned
4385 comparisons with zero when they occur in a system header.
4387 2000-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
4389 * invoke.texi (-pedantic): Refer to ISO C instead of ANSI C, and
4390 update to describe current practice.
4392 * glimits.h (LLONG_MIN, LLONG_MAX, ULLONG_MAX): Define for C99.
4394 * contrib.texi, cpp.texi, extend.texi, invoke.texi: Update
4395 references to C9X. Change references to -fstd and -flang-isoc9x
4398 * c-common.c (scan_char_table): Allow "z" length modifiers on
4400 (check_format_info): Use TYPE_DOMAIN on the type matched against
4401 for "z" formats, to retrieve the language size_t rather than the
4404 * c-common.c (check_format_info): Do not make a pedantic objection
4405 to the 'L' length modifier if used with a floating point type
4408 * c-lex.c (yylex): Don't pedwarn for hexadecimal floating point
4409 constants in C99 mode.
4411 2000-07-17 Kazu Hirata <kazu@hxi.com>
4413 * h8300.md: Fix the format of mac.
4414 (movsi_h8300hs): Output a tab after stmac instead of a space.
4416 * h8300.c (two_insn_adds_subs_operand): Improve code for detecting
4417 profitable adds/subs sequences.
4419 * fold-const.c: Fix comment typos.
4421 2000-07-16 Laurynas Biveinis <lauras@softhome.net>
4423 * cppfiles.c (read_name_map): Set map_list_ptr->map_list_map to NULL.
4425 2000-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4427 * fixinc/fixfixes.c (emit_gnu_type): Avoid string concatenation.
4429 2000-07-16 Neil Booth <NeilB@earthling.net>
4431 * cpplex.c: Update comments.
4432 * README.Portability: Small update.
4434 2000-07-16 Neil Booth <NeilB@earthling.net>
4436 * README.Portability: Small update.
4438 2000-07-15 Richard Henderson <rth@cygnus.com>
4440 * config/ia64/ia64-protos.h (ia64_move_ok): Prototype.
4441 * config/ia64/ia64.c (ia64_move_ok): New function.
4442 * config/ia64/ia64.md (movqi, movqi_internal): Use it.
4443 (movhi, movsi, movdi, movsf, movdf, movxf): Likewise.
4445 2000-07-15 Zack Weinberg <zack@wolery.cumb.org>
4447 * cpphash.c (save_expansion): Clear PREV_WHITE on tokens
4448 immediately following a paste operator.
4449 * cppinit.c (sort_options): New function (only for HOST_EBCDIC).
4450 (cpp_reader_init): Call it, if HOST_EBCDIC.
4451 (cpp_handle_options): Do not sort option list here.
4452 (handle_option): Rename to cpp_handle_option and export.
4453 * cpplex.c (cpp_scan_buffer_nooutput, cpp_scan_buffer): Use
4454 _cpp_get_token directly.
4455 (cpp_scan_line): Return 0 at EOF, 1 otherwise.
4456 * cpplib.c (cpp_push_buffer): Don't set new->lineno to 1.
4457 * cpplib.h: Prototype cpp_handle_option. Update prototype of
4460 2000-07-15 Richard Henderson <rth@cygnus.com>
4462 * fold-const.c (extract_muldiv): Don't optimize past an unsigned
4463 cast around an expression. Tidy other unsigned tests.
4465 2000-07-15 Gabriel Dos Reis <gdr@codesourcery.com>
4467 * diagnostic.c (doing_line_wrapping, line_wrapper_printf, notice,
4468 v_error_with_decl, v_warning_with_decl, v_pedwarn_with_decl): Remove.
4469 (v_message_with_decl): Rename to ...
4470 (format_with_decl): ... this. Tweak
4471 (diagnostic_for_decl): New function.
4472 (fatal_io_error): Use verbatim in lieu of notice.
4473 (announce_function): Use verbatim.
4474 (default_print_error_function): Likewise.
4475 (error_with_decl, warning_with_decl, pedwarn_with_decl): Use new
4478 2000-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4480 * mips.c (function_arg_pass_by_reference): Don't do automatic
4481 aggregate initialization.
4482 (machine_dependent_reorg): Initialize variable `mode'.
4484 * mips.md (absdi2): Change variable `regno1' to unsigned int.
4485 (reload_indi): Rename loword/hiword to lo_word/hi_word to avoid
4486 conflicts with sys/param.h macro of the same name.
4487 (reload_outdi): Likewise.
4489 2000-07-15 Michael Meissner <meissner@redhat.com>
4491 * fold-const.c (fold): When optimizing FOO++ == CONST into ++FOO
4492 == CONST + INCREMENT, don't overwrite the tree node for FOO++,
4493 create a new node instead.
4495 2000-07-15 Neil Booth <NeilB@earthling.net>
4497 * README.Portability: Correct example about calling a function
4498 through a pointer to function. Format wide paragraphs.
4500 2000-07-15 Michael Meissner <meissner@redhat.com>
4502 * README.Portability: Update integer suffixes and function
4505 2000-07-15 Neil Booth <NeilB@earthling.net>
4507 * README.Portability: Small update.
4509 2000-07-15 Neil Booth <NeilB@earthling.net>
4511 * README.Portability: New file.
4513 Fri Jul 14 18:13:53 2000 Mark P Mitchell <mark@codesourcery.com>
4515 * INSTALL: Give special instructions for building GCC on Irix 6.
4516 * config/mips/x-iris6 (CC): Don't set it.
4519 2000-07-14 Jason Merrill <jason@redhat.com>
4521 * dwarf2out.c (dwarf2out_frame_debug_expr): If we store the CFA
4522 register in the stack and later in another register, use the new
4525 Fri Jul 14 10:25:53 2000 Clinton Popetz <cpopetz@cygnus.com>
4527 * config/mips/mips.md: (absdi2): Handle sign_extend for
4530 2000-07-14 Nathan Sidwell <nathan@codesourcery.com>
4532 * cpplib.c (do_pragma_dependency): Tidy warning messages.
4534 2000-07-14 Zack Weinberg <zack@wolery.cumb.org>
4536 * .cvsignore: Correct typo.
4538 2000-07-13 Mark Mitchell <mark@codesourcery.com>
4540 * .cvsignore: Add generated YACC files.
4541 * objc/.cvsignore: New file.
4543 2000-07-14 Neil Booth <NeilB@earthling.net>
4545 * cpplex.c (adjust_column): New funcion.
4546 (skip_whitespace): Use it.
4547 (skip_block_comment): Use it, and warn about /*/* with
4550 2000-07-14 Neil Booth <NeilB@earthling.net>
4552 * cpphash.c (struct macro_info): Add new members.
4553 (_cpp_free_definition): Delete the macro directly.
4554 (count_params): Return void, with first token of
4555 expansion in struct macro_info on success.
4556 (parse_define): Return int. Hoist syntax checking from
4557 save_macro_expansion. Leave call to save_expansion to
4558 _cpp_create_definition.
4559 (alloc_macro): Needs just 2 arguments.
4560 (free_macro): Delete.
4561 (save_expansion): Don't perform syntax check.
4562 (_cpp_create_definition): Call save_expansion.
4564 2000-07-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4566 * genrecog.c (write_header): Split long string.
4568 * cpphash.c (macro_info): Don't use the `signed' keyword.
4570 * system.h (alloca): Prototype if __GNUC__ && __SIZE_TYPE__.
4572 2000-07-13 Jakub Jelinek <jakub@redhat.com>
4574 * calls.c (stored_args_map): New variable.
4575 (check_sibcall_argument_overlap_1): New.
4576 (check_sibcall_argument_overlap): New.
4577 (expand_call): Initialize stored_args_map.
4578 Call check_sibcall_argument_overlap.
4580 2000-07-13 Bruce Korb <bkorb@gnu.org>
4582 * fixinc/fixfixes.c: move EXIT_BROKEN to header, add sub-expr max count
4583 (emit_gnu_type): utility procedure for gnu_type_fix
4584 (gnu_type_fix): implement various pre-processor guards around
4585 standard types so these types can be defined over and over
4586 * fixinc/fixincl.tpl: add a "gnu_type_map" that forces the standard
4587 types alluded to above will have GNU-compliant base types
4588 * fixinc/fixlib.h: add EXIT_BROKEN define and the gnu_type_map struct
4589 * fixinc/inclhack.def: add test_text entries and utilize the new
4590 "gnu_types" fix for the ptrdiff_t, size_t and wchar_t types.
4591 * fixinc/fixincl.x: regenerate
4593 2000-07-12 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
4595 * diagnostic.c (vline_wrapper_message_with_location,
4596 v_message_with_file_and_line, v_error_with_file_and_file,
4597 v_error_for_asm, v_warning_for_asm, vfatal,
4598 v_warning_with_file_and_line, v_pedwarn_with_file_and_line,
4599 vsorry, verror, vwarning, vpedwarn): Remove.
4600 (diagnostic_for_asm): New function.
4601 (pedwarn, error, warning, pedwarn_with_file_and_line,
4602 error_with_file_and_line, warning_with_file_and_line, sorry,
4603 error_for_asm, warning_for_asm, fatal): Reimplement.
4604 (finish_diagnostic): Clear diagnostic info as well.
4606 2000-07-13 Neil Booth <NeilB@earthling.net>
4608 * c-common.h (flag_digraphs): New.
4609 * c-decl.c (c_decode_option): Set flag_digraphs as appropriate.
4610 * c-lex.c (yylex): Use flag_digraphs to decide whether to
4613 2000-07-13 Zack Weinberg <zack@wolery.cumb.org>
4615 * gcc.c (do_spec_1): Add new %B operator.
4616 (set_input): Prepare for %B.
4618 (link_command_spec): Move up with the other tm.h-
4619 overrideable specs. Factor out the portion conditional on
4620 LINK_LIBGCC_SPECIAL into a new spec, %(link_libgcc).
4621 (struct compiler): Just have a single spec string. All users
4623 (default_compilers): Remove unnecessary braces.
4624 (static_specs): Update.
4626 (trad_capable_cpp, cpp_options, cc1_options, asm_options): New
4628 (C and assembly specs): Use the new named specs, as appropriate.
4630 * objc/lang-specs.h: Use the new named specs.
4631 Remove unnecessary braces.
4633 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
4635 * gcc.c (execute): If a subprocess gets a fatal signal, report
4636 strsignal() of the signal number, and ask for a bug report.
4637 Do not do this for SIGPIPE if there's already been an error.
4639 * tradcpp.c: Don't include signal.h. Don't catch SIGPIPE.
4642 * tradcif.c: Remove.
4644 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
4646 * final.c (profile_function): Do not emit profile counters in
4647 the data section, if NO_PROFILE_COUNTERS is defined.
4648 * tm.texi: Document NO_PROFILE_COUNTERS. Update doc for
4651 * config/i386/linux.h (NO_PROFILE_COUNTERS): Define.
4652 (FUNCTION_PROFILER): Just emit a call to mcount.
4654 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
4656 * tradcpp.c (main): Rename 'perror' label to 'sys_error'.
4658 * cppexp.c, cpphash.c, cpphash.h, cppinit.c, cpplex.c,
4659 cpplib.c, cpplib.h: Eradicate all traces of code dependent on
4660 traditional, lang_chill, or lang_fortran.
4662 * cppfiles.c: #undef strcmp to suppress warning about macros
4663 used without arguments.
4664 (_cpp_execute_include): Use f, not fname, in "No include path"
4666 (_cpp_pop_file_buffer): New function.
4667 * cpplib.c: Don't include <sys/mman.h>.
4668 (cpp_push_buffer): Set line_base and lineno in new buffer.
4669 (cpp_pop_buffer): Use _cpp_pop_file_buffer.
4671 * cpplex.c: Move all prototypes and structure declarations to the
4672 top of the file. Properly parenthesise some macro arguments.
4673 (cpp_scan_line): New function.
4674 (special_symbol [case T_INCLUDE_DEPTH]): Use pfile->include_depth,
4675 don't need to walk up the stack counting.
4677 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4679 * c-common.c (combine_strings): Emit a pedantic warning when a
4680 string length is greater than the minimum ANSI C is required
4683 Wed Jul 12 13:24:30 2000 Jeffrey A Law (law@cygnus.com)
4685 * pa/xm-pa64.h (NO_SYS_SIGLIST): Kill.
4686 * d30v/xm-d30v.h (NO_SYS_SIGLIST): Kill.
4688 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4690 * c-decl.c (define_label): Warn about identifier conflicts with
4691 labels in traditional C.
4693 * c-parse.in (unop +): Warn about the unary plus operator for
4696 * c-typeck.c (store_init_value): Warn about automatic aggregate
4697 initialization for traditional C.
4699 * invoke.texi (-Wtraditional): Document new warnings.
4701 2000-07-12 Gabriel Dos Reis <gdr@codesourcery.com>
4703 * Makefile.in (c-errors.o): Fix thinko in dependency.
4705 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
4707 * gcc.c (C specs [!USE_CPPLIB]): Invoke tradcpp if any of
4708 -traditional, -ftraditional, or -traditional-cpp was given.
4709 Do not pass -traditional to the preprocessor.
4710 (.S spec): Likewise. Don't bother defining __ASSEMBLER__, the
4711 preprocessor does it automatically.
4712 * objc/lang-specs.h: Likewise. Don't bother defining __OBJC__.
4714 * ch/lang-specs.h: Always use tradcpp. Do not pass
4715 -traditional, -trigraphs, or -pedantic to the preprocessor.
4716 * f/lang-specs.h (.F spec): Likewise. Don't bother defining
4719 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
4721 * cppexp.c (LOGICAL): Delete macro.
4722 (_cpp_parse_expr): Do not use UNARY for unary +. Implement ||
4725 * cpphash.c (HASHSIZE): Increase to 4096.
4726 (struct hashdummy): Add hash field.
4727 (eq_HASHNODE): Compare unreduced hashes, then lengths, then
4728 the string values using memcmp.
4729 (cpp_lookup): Set dummy.hash.
4731 Wed Jul 12 13:15:16 2000 Marc Espie <espie@openbsd.org>
4733 * configure.in (m88k-openbsd): Express configuration using new fragment
4735 * configure: Rebuilt.
4736 * m88k/aout-dbx.h: New.
4737 * m88k/openbsd.h: New.
4738 * m88k/xm-openbsd.h: New.
4740 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4742 * expr.c (expand_expr): Return const0_rtx, not error_mark_node.
4744 2000-07-12 Richard Henderson <rth@cygnus.com>
4746 * reload.c (push_secondary_reload): Make sure to add the new
4747 reload at the end, after acquiring secondary memory.
4749 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4751 * cpplex.c (is_macro_disabled): Use CPP_WTRADITIONAL.
4753 * c-decl.c (set_current_function_name_declared, anon_aggr_type_p,
4754 lang_expand_stmt): Mark parameters with ATTRIBUTE_UNUSED.
4756 * c-parse.in (stmt): Delete unused variables.
4758 * convert.c (convert_to_vector): Likewise.
4760 * gensupport.c (process_rtx): Declare attr as `rtvec' not `rtx'.
4762 * tree.c (finish_vector_type): Prototype.
4764 2000-07-12 Bruce Korb <bkorb@gnu.org>
4766 * fixinc/fixfixes.c: use xmalloc
4767 * fixinc/fixincl.c(initialize): set program name for xmalloc
4768 * fixinc/fixlib.c(must_malloc): obsolete
4769 (is_cxx_header): no longer used - disabled
4770 (skip_quote): inserted and disabled for future use
4771 * fixinc/fixlib.h: reflects above
4772 * fixinc/fixtests.c: removed dinkleberries
4774 2000-07-12 Neil Booth <NeilB@earthling.net>
4776 * cpphash.h: (TOKEN_SPELL) Pulled from cpplex.c.
4777 * cpplex.c (TOKEN_SPELL) Move to cpphash.h.
4779 * cpphash.c: (struct macro_info, alloc_macro, free_macro,
4780 struct toklist_dummy): New.
4781 (cpp_free_definition): Free macros with free_macro.
4782 (count_params): Don't save paramter spellings. Save macro
4783 information in a struct macro_info.
4784 (parse_define): Don't allocate a token list.
4785 (save_expansion): Allocate the macro's token list, and
4786 save parameter spellings if necessary. Use TOKEN_SPELL.
4787 (cpp_create_definition): Make list const.
4789 2000-07-12 Gabriel Dos Reis <gdr@codesourcery.com>
4791 * c-typeck.c (pedwarn_c99): Move to
4792 * c-errors.c: ... Here.
4793 * toplev.h (verror, vwarning, vpedwarn): Remove prototypes.
4794 * diagnostic.c (verror, vwarning, vpedwarn): Make static.
4795 * Makefile.in (C_AND_OBJC_OBJS): Include c-errors.o
4796 (c-errors.o): List dependency.
4798 2000-07-12 Mark Mitchell <mark@codesourcery.com>
4800 * c-parse.c: Remove.
4801 * c-parse.h: Likewise.
4802 * c-parse.y: Likewise.
4803 * objc/objc-parse.c: Likewise.
4804 * objc/objc-pasre.y: Likewise.
4806 2000-07-11 Rodney Brown <RodneyBrown@pmsc.com>
4808 * gcc.texi: Fix minor typos
4809 * extend.texi: Fix minor typos
4811 2000-07-11 Marc Espie <espie@openbsd.org>
4813 * collect2.c (main): Recognize .lo as object files.
4815 2000-07-11 J. David Anglin <dave@hiauly1.hia.nrc.ca>
4817 * pa.c (hppa_encode_label): Store labels in gc memory when ggc_p is
4820 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Extend test to detect systems
4821 with MAP_ANONYMOUS and MAP_ANON.
4822 * configure, config.in: Rebuilt.
4824 2000-07-12 Gabriel Dos Reis <gdr@codesourcery.com>
4826 * diagnostic.c (save_output_state): Remove.
4827 (restore_output_state): Likewise.
4828 (clear_text_info): New function.
4829 (clear_diagnostic_info): Likewise.
4830 (output_text_length, is_starting_newline, output_prefix,
4831 line_wrap_cutoff, ideal_line_wrap_cutoff, prefix_was_emitted_for,
4832 prefixing_policy, output_buffer_ptr_to_format_args): New macros
4833 (set_real_maximum_length, output_set_maximum_length,
4834 output_set_prefix, output_get_prefix, output_set_maximum_length,
4835 output_destroy_prefix, init_output_buffer,
4836 reshape_diagnostic_buffer, output_space_left, output_emit_prefix,
4837 output_add_newline, output_add_character, output_add_space,
4838 output_append_r, output_append, wrap_text, output_format,
4839 output_do_printf, output_printf, output_do_verbatim,
4840 output_verbatim, verbatim): Use them.
4841 (output_clear): Split into cleat_text_info and
4842 clear_diagnostic_info.
4843 (struct output_state): Move to...
4845 * diagnostic.h: ...Here
4846 (struct output_buffer): Adjust.
4848 2000-07-11 Zack Weinberg <zack@wolery.cumb.org>
4850 * cpplex.c (parse_name): No longer inline (premature optimization).
4851 (do_pop_context): Fold into pop_context.
4852 (pop_context): Returns int.
4853 (lex_next): Hoist test for end of directive into pop_context.
4854 (push_macro_context): Returns int; takes just reader and token.
4855 Hoist test for excessive nesting to caller.
4856 (push_arg_context): Returns void; takes just reader and token.
4857 Do not call stringify_arg or get_raw_token.
4858 (get_raw_token): Convert tail recursion through push_arg_context
4859 to a loop at this level. Call stringify_arg here if appropriate.
4860 (maybe_paste_with_next): Convert tail recursion to a while loop.
4861 Hoist test of paste_level to caller.
4863 (stringify_arg): Push arg context at beginning.
4864 (cpp_get_token): Split out core into _cpp_get_token. Call
4865 process_directive here. Throw away CPP_PLACEMARKER tokens.
4866 (_cpp_get_token): Convert tail recursion through
4867 push_macro_context to a loop at this level.
4868 (_cpp_glue_header_name, is_macro_disabled, stringify_arg,
4869 _cpp_get_raw_token): Use _cpp_get_token.
4870 (_cpp_skip_rest_of_line): Drop the context stack directly; do
4871 not call pop_context.
4872 (_cpp_run_directive): Call lex_next directly.
4874 * cpphash.h: Prototype _cpp_get_token.
4875 * cppexp.c (lex): Use it.
4876 * cpphash.c (parse_define): Use it.
4877 * cpplib.c (get_define_node, do_undef, parse_include,
4878 read_line_number, do_line, do_ident, do_pragma, do_pragma_gcc,
4879 do_pragma_implementation, do_pragma_poison, do_pragma_dependency,
4880 parse_ifdef, validate_else): Use it.
4881 (cpp_push_buffer): Tweak error message; abort if anyone tries
4882 to push a buffer while macro expansions are stacked.
4884 2000-07-11 Donn Terry <donnte@microsoft.com>
4886 * cpplex.c (free_macro_args, save_token): Cast arg of free
4887 and/or xrealloc to PTR.
4888 (_cpp_init_input_buffer): Clear all fields of the base context.
4890 Tue Jul 11 15:28:21 CDT 2000 Clinton Popetz <cpopetz@cygnus.com>
4892 * gensupport.c (process_rtx): Make rtl checking stop
4893 complaining about the define_insn while it is being
4894 converted from a define_insn_and_split.
4896 Tue Jul 11 16:26:17 2000 Clinton Popetz <cpopetz@cygnus.com>
4898 * config/mips/mips.c (simple_memory_operand): Access the
4899 INTVAL of the address, not it's containing MEM.
4901 2000-07-11 Bruce Korb <bkorb@gnu.org>
4903 * fixinc/fixtests.c(double_slash): obsolete
4904 (else_endif_label): likewise
4905 * fixinc/inclhack.def(irix_multiline_cmnt): obsolete
4906 (libc1_ifdefd_memx): correct initial comment
4907 and omit the #if/#endif pair from the memxxx declarations
4908 * fixinc/fixincl.x: regen
4910 2000-07-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4912 * cpplex.c (T, I, S, C, N): Avoid non-constant initializers.
4914 2000-07-11 Neil Booth <NeilB@earthling.net>
4918 2000-07-11 Neil Booth <NeilB@earthling.net>
4920 * cppinit.c: (cpp_reader_init): Allow digraphs by default.
4921 (handle_option): Set digraphs according to standard.
4922 Merge OPT_lang_c89 handler with OPT_std_c89.
4924 * cpplex.c: (lex_line, can_paste): Honour digraphs in
4925 accordance with the digraphs flag.
4927 * cpplib.h: (struct cpp_options): New option digraphs.
4929 2000-07-10 Hans-Peter Nilsson <hp@axis.com>
4930 Bruce Korb <bkorb@gnu.org>
4932 * fixinc/inclhack.def (libc1_ifdefd_memx): New fix.
4933 * fixinc/fixincl.x: Regenerate.
4934 * fixinc/tests/base/testing.h: Add testcase.
4936 2000-07-10 Richard Henderson <rth@cygnus.com>
4938 * config/ia64/ia64.c (got_symbolic_operand): New.
4939 (symbolic_operand, move_operand): Revert 0701 change.
4940 * config/ia64/ia64.h (PREDICATE_CODES): Update.
4941 * config/ia64/ia64-protos.h (got_symbolic_operand): Declare.
4942 * config/ia64/ia64.md (movdi): Revert 0701 wrt symbolic_operand;
4943 split the offset into a 14-bit low part instead of a 13-bit low part.
4944 (load_fptr): Mark the mem as unchanging.
4945 (load_symptr): Use got_symbolic_operand.
4947 2000-07-10 Nick Clifton <nickc@cygnus.com>
4949 * libgcc2.c (next_stack_level): Cast result of computation to
4950 (void **) so that the assignment does not generate a warning.
4952 2000-07-10 Chandrakala Chavva <cchavva@redhat.com>
4954 * flags.h : Add new variable flag_single_precision_constant.
4955 * toplev.c (display_help) : Add -fsingle-precision-constant option.
4956 (flag_single_precision_constant): New.
4957 * c-lex.c (yylex): Convert floating point constant to single
4959 * invoke.texi : Add documentation for this new option.
4961 2000-07-10 Gabriel Dos Reis <gdr@codesourcery.com>
4963 * diagnostic.c (output_octal): Second parameter is unsigned.
4964 (output_long_octal): Likewise.
4965 (output_hexadecimal): Likewise.
4966 (output_long_hexadecimal): Likewise.
4967 (output_format): Adjust arguments extraction. Tweak.
4968 (output_verbatim, verbatim): End variable argument list.
4969 (report_diagnostic): Improve documentation.
4971 2000-07-10 Benjamin Chelf <chelf@codesourcery.com>
4973 * c-common.h (build_stmt): Declare.
4974 (build_continue_stmt): Likewise.
4975 (build_break_stmt): Likewise.
4976 (build_return_stmt): Likewise.
4978 * c-decl.c (do_case): Rewrite to do what previously done in
4981 * c-semantics.c (build_stmt): Define.
4982 (build_return_stmt): Likewise.
4983 (build_break_stmt): Likewise.
4984 (build_continue_stmt): Likewise.
4985 (build_case_label): Likewise.
4987 * c-parse.in (BREAK): Change to build tree, then generate RTL.
4988 (CONTINUE): Likewise.
4991 (DEFAULT): Likewise.
4993 * c-parse.y: Regenerate.
4994 * c-pasre.c: Likewise.
4996 2000-07-09 Jason Merrill <jason@redhat.com>
4998 * expr.c (expand_expr): Bail earlier if we get an error_mark_node.
5000 * tree.h (STRIP_NOPS): Check for error_mark_node.
5001 (STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Likewise.
5002 (dwarf2out_*): Remove duplicate declarations.
5004 * c-decl.c (duplicate_decls): Copy DECL_ABSTRACT_ORIGIN from
5005 DECL_ABSTRACT_ORIGIN, not DECL_ORIGIN.
5007 2000-07-10 Gabriel Dos Reis <gdr@codesourcery.com>
5009 * diagnostic.c (wrap_text): New function.
5010 (maybe_wrap_text): Likewise.
5011 (output_add_string): Use it.
5012 (output_format): Likewise.
5013 (count_error): Use verbatim instead of notice.
5014 (report_error_function): Likewise. Don't use plain fprintf.
5015 (finish_diagnostic): New function.
5016 (output_do_verbatim): Tweak. Commonalize functionalities in
5017 output_verbatim and verbatim.
5018 (output_verbatim): Adjust.
5019 (verbatim): Likewise.
5020 (report_diagnostic): Define.
5022 * diagnostic.h (report_diagnostic): Prototype.
5024 2000-07-09 Zack Weinberg <zack@wolery.cumb.org>
5026 * cppexp.c (_cpp_parse_expr): Don't use unary plus.
5028 2000-07-09 Neil Booth <NeilB@earthling.net>
5030 * cpphash.h: ISvspace, is_vspace, is_nvspace: New.
5031 IShspace, ISspace: Update.
5033 * cppinit.c: ISTABLE: Update.
5036 * cpplex.c (IS_HSPACE, S_NEWLINE): Remove.
5037 (IS_DIRECTIVE): Rename KNOWN_DIRECTIVE.
5038 (skip_block_comment, skip_line_comment, parse_string,
5039 lex_line): Use is_vspace rather than IS_NEWLINE.
5040 (skip_whitespace, lex_line): Clean up to use is_nvspace.
5041 (lex_line): Use KNOWN_DIRECTIVE. Any kind of directive
5043 (lex_next): Unconditionally stop if within a directive.
5044 Treat directives within macro invocations as directives
5045 (after parse_args emits error), not as the argument.
5047 2000-07-09 Gabriel Dos Reis <gdr@codesourcery.com>
5049 * diagnostic.c (diagnostic_args): New macro.
5050 (diagnostic_msg): Likewise.
5051 (output_formatted_integer): Likewise.
5052 (output_state): New data type.
5053 (digit_buffer): Make global.
5054 (output_add_integer): Rename to output_decimal. Squeeze
5056 (output_long_decimal, output_unsigned_decimal,
5057 output_long_unsigned_decimal, output_octal, output_long_octal,
5058 output_hexadecimal, output_long_hexadecimal): New functions.
5059 (output_append_r): New function.
5060 (output_append): Tweak.
5061 (output_flush_on): Rename to output_to_stream.
5062 (output_format): Change prototype. Improve documentation. Handle
5063 more format specifiers.
5064 (build_location_prefix): Rename to context_as_prefix.
5065 (output_notice): Rename to output_do_printf.
5066 (output_printf): Tweak.
5067 (line_wrapper_printf): Likewise.
5068 (vline_wrapper_message_with_location): Adjust call to renamed
5070 (v_message_with_decl): Likewise.
5071 (default_print_error_function): Likewise.
5072 (save_output_state): New function.
5073 (restore_output_state): Likewise.
5074 (output_do_verbatim): Likewise.
5075 (output_verbatim): Define.
5076 (verbatim): Likewise.
5078 * diagnostic.h (printer_fn): Change return type from void to int.
5079 Improve documentation.
5080 (output_add_integer): Rename to output_decimal.
5081 (output_flush_on, output_format): Don't export.
5082 (output_verbatim, verbatim): Declare.
5084 2000-07-08 Toon Moene <toon@moene.indiv.nluug.nl>
5086 * fold-const.c (extract_muldiv) case PLUS_EXPR, MINUS_EXPR:
5087 Check whether c divides op1 exactly if operation is not
5090 2000-07-08 Richard Henderson <rth@cygnus.com>
5092 * final.c (final): Do not abort when reg-stack introduces
5095 2000-07-08 Zack Weinberg <zack@wolery.cumb.org>
5097 * cpplib.h (struct cpp_name): Now struct cpp_string.
5098 (CPP_INT, CPP_FLOAT, CPP_NUMBER, CPP_COMMENT,
5099 CPP_HEADER_NAME): Change to type S.
5100 (struct cpp_token): Rename 'name' field to 'str'. Add 'node'
5101 field, a cpp_hashnode *. All references to val.name updated
5102 to use val.str or val.node as appropriate.
5103 (struct cpp_reader): Add spec_nodes field.
5104 (cpp_idcmp): Now cpp_ideq; takes a token * and a char *.
5106 * cpphash.h (struct spec_nodes): New.
5107 (enum spell_type): Reorder. Only SPELL_STRING tokens use
5108 val.str. All references to 'spelling > SPELL_NONE' updated to
5111 (CPP_IN_SYSTEM_HEADER): Check pfile->buffer and
5112 pfile->buffer->inc are not NULL before dereferencing them.
5114 * cpplex.c (parse_name): Take a pointer to the current token,
5115 plus current position and limit as args; return the new
5116 position; don't copy the text of a name into the string
5117 buffer, instead call cpp_lookup and store the node pointer.
5118 If extending a token, copy out the text of the old into a
5119 scratch buffer, append the new, look that up and store the new
5120 node pointer. Inline.
5121 (maybe_paste_with_next): If the result of paste is a NAME,
5122 then look up the pasted text and store its node pointer.
5123 (lex_line): Adjust for new parse_name interface.
5124 Check for L"str", L'str' using spec_nodes->n_L.
5125 (spell_token): SPELL_IDENT tokens have their spelling in
5126 val.node->name. Handle SPELL_STRING tokens that don't have
5128 (_cpp_expand_name_space,
5129 (can_paste): Check for L ## "str" using spec_nodes->n_L.
5130 (cpp_get_token, special_symbol): No need to call cpp_lookup.
5131 (cpp_idcmp): Now cpp_ideq; take a token * and a const char *;
5132 return 1=equal 0=not, not a tristate.
5134 * cpphash.c (var_args_str): Delete.
5135 (find_param): Compare node fields directly.
5136 (is__va_args__): Use CPP_PEDANTIC. Just compare
5137 token->val.node with spec_nodes->n__VA_ARGS__.
5138 (dump_funlike_macro): Don't use var_args_str.
5140 * cpplib.c (_cpp_check_directive): Just walk through
5141 spec_nodes->dirs comparing pointers.
5142 (get_define_node, do_pragma_poison, detect_if_not_defined,
5143 parse_ifdef): The identifier has already been looked up.
5144 (do_ifdef, do_ifndef): parse_ifdef won't return a poisoned
5146 (do_if): Only call detect_if_not_defined at beginning of file.
5147 (_cpp_parse_assertion): Only copy string pointers for
5148 SPELL_STRING tokens.
5149 (pragma_dispatch): Take a node pointer and examine its name
5151 (_cpp_init_stacks): Also initialize the spec_nodes structure.
5153 * cppinit.c (cpp_reader_init): Call _cpp_init_stacks after
5155 (cpp_cleanup): Free pfile->spec_nodes. Call _cpp_cleanup_* in
5156 reverse order from the corresponding _cpp_init_* routines.
5158 * cppexp.c (parse_number, parse_charconst, parse_defined,
5159 lex): Check val.node->type instead of calling cpp_defined.
5160 Use spec_nodes entries where appropriate.
5162 * fix-header.c, scan-decls.c: Update for interface changes.
5164 2000-07-08 Geoffrey Keating <geoffk@cygnus.com>
5166 * config/rs6000/rs6000.c (rs6000_emit_move): Fix conditions for
5167 emitting aux_truncdfsf2.
5169 2000-07-03 Donn Terry (donnte@microsoft.com)
5171 * cppinit.c (print_help): split overlong line into ISO C89
5174 2000-07-07 Zack Weinberg <zack@wolery.cumb.org>
5176 * cppexp.c: Update all code for new lexer interface.
5177 (op_t, operator codes, struct token, tokentab2, op_to_str): Remove.
5178 (struct suffix, vsuf_1, vsuf_2, vsuf_3, op_to_prio): New.
5179 * cpplex.c (token_names): Trim leading CPP_ from names; make
5180 the strings unsigned.
5181 (_cpp_spell_operator): New.
5182 (is_macro_disabled): Disable all macros if rescanning
5184 (_cpp_get_directive_token): Remove.
5186 * cppinit.c: Don't set no_macro_expand.
5187 * cpplib.c (read_line_number, do_line): Check only for EOF,
5189 * cpphash.h: Update prototypes.
5190 * cpplib.h (CPP_VSPACE): Remove.
5191 (struct cpp_reader): Remove no_macro_expand.
5193 2000-07-08 Neil Booth <NeilB@earthling.net>
5195 * cpphash.c (is__va_args__): New function.
5196 (count_params): Fix line reported in error messages. Use
5197 is__va_args__. Don't return ')' on error. Flag GNU style
5198 rest args macro definitions.
5199 (parse_define): Check macro name is not __VA_ARGS__.
5200 (save_expansion): Check identifier in non-varargs-macro is
5201 not __VA_ARGS__. Don't flag GNU_VARARGS.
5202 * cpplex.c (parse_args): Accept no argument iff GNU_REST_ARGS.
5203 (maybe_paste_with_next): Use per-macro GNU_REST_ARGS rather
5204 than per-token GNU_VARARGS.
5205 * cpplib.h (GNU_VARARGS): Remove.
5206 (GNU_REST_ARGS): New.
5208 Sat Jul 8 01:38:25 MET DST 2000 Jan Hubicka <jh@suse.cz>
5210 * i386.md (call_pop, call, call_value_pop): Do not set
5211 current_function_uses_pic_offset_table for calls to static
5212 functions or indirect calls.
5214 2000-07-07 Jim Wilson <wilson@cygnus.com>
5216 * config/ia64/ia64.c (rws_access_reg): New local write_count. If
5217 is_predicate_reg, then take max write_count of register pair.
5219 2000-07-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5221 * tradcpp.c (main): Rename label `include' to `add_include' to
5222 avoid conflicts with variable `include' in traditional C.
5224 2000-07-07 Jakub Jelinek <jakub@redhat.com>
5226 * integrate.c (copy_insn_list): Remove REG_LABEL notes.
5228 2000-07-07 Jakub Jelinek <jakub@redhat.com>
5230 * sibcall.c (uses_addressof): Add INMEM argument, check for
5231 current_function_internal_arg_pointer outside of MEM rtxs in addition
5233 (sequence_uses_addressof): Update caller.
5235 2000-07-07 Zack Weinberg <zack@wolery.cumb.org>
5237 * tradcpp.c (initialize_builtins): Honor NO_BUILTIN_SIZE_TYPE
5240 2000-07-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5242 * system.h (UNION_INIT_ZERO): New macro for initializing union
5245 * cpplex.c (placemarker_token, eof_token): Use UNION_INIT_ZERO.
5247 2000-07-07 Neil Booth <NeilB@earthling.net>
5251 Fri Jul 7 07:47:35 2000 Jeffrey A Law (law@cygnus.com)
5253 * final.c (final): Detect out of bounds array access to
5254 the insn_lengths array.
5256 2000-07-07 Kazu Hirata <kazu@hxi.com>
5258 * fold-const.c (fold): Fix a comment typo.
5260 2000-07-07 Neil Booth <NeilB@earthling.net>
5262 * cpp.texi: Update to new lexer.
5264 2000-07-06 Zack Weinberg <zack@wolery.cumb.org>
5266 * tradcpp.c: New file.
5267 * tradcif.y: New file.
5268 * tradcif.c: New generated file.
5270 * Makefile.in: Add rules to build tradcpp.o, tradcif.o,
5271 $(srcdir)/tradcif.c. Add tradcpp to STAGESTUFF and
5272 dependencies of C. Install tradcpp from install-common, in
5275 2000-07-06 Zack Weinberg <zack@wolery.cumb.org>
5277 * cppinit.c: Include cppdefault.h. Refer to
5278 cpp_GCC_INCLUDE_DIR and cpp_GCC_INCLUDE_DIR_len, not directly
5279 to GCC_INCLUDE_DIR and its length.
5280 (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE,
5281 USER_LABEL_PREFIX, REGISTER_PREFIX, struct default_include,
5282 STANDARD_INCLUDE_DIR, STANDARD_INCLUDE_COMPONENT): Move to
5284 (include_defaults_array): Move to cppdefault.c.
5286 * cppdefault.h: New file.
5287 * cppdefault.c: New file.
5289 * Makefile.in (LIBCPP_OBJS): Add cppdefault.o.
5290 (cppinit.o): Don't apply $(PREPROCESSOR_DEFINES) to this file.
5291 (cppdefault.o): New rule; apply $(PREPROCESSOR_DEFINES) to
5294 Thu Jul 6 18:30:36 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5296 * reload.c (push_reload): When seeing if can reuse a register,
5297 check extra registers against widest of INMODE and OUTMODE.
5299 2000-07-06 Neil Booth <NeilB@earthling.net>
5301 * cpplib.c: (_cpp_parse_assertion): Perform hash lookups
5302 based on full length of predicate.
5304 2000-07-06 Hans-Peter Nilsson <hp@axis.com>
5306 * timevar.c: [HAVE_SYS_RESOURCE_H]: Include <sys/resource.h>.
5307 [NEED_DECLARATION_GETRUSAGE]: Declare getrusage.
5309 2000-07-05 Kazu Hirata <kazu@hxi.com>
5311 * h8300-proto.h: Fix formatting.
5312 * h8300.c: Likewise.
5313 * h8300.h: Likewise.
5315 2000-07-05 Jim Wilson <wilson@cygnus.com>
5317 * config/ia64/ia64.h (HARD_REGNO_MODE_OK): If FR_REGNO_P, disallow
5320 2000-07-05 Rodney Brown <RodneyBrown@pmsc.com>
5322 * invoke.texi: Fix minor typos
5323 * md.texi: Fix minor typos
5325 2000-07-05 Zack Weinberg <zack@wolery.cumb.org>
5327 * cpplib.c (_cpp_parse_assertion): Fix buffer overrun.
5329 2000-07-04 Zack Weinberg <zack@wolery.cumb.org>
5331 * cpplex.c: Don't include sys/mman.h.
5332 (cpp_push_buffer, cpp_pop_buffer): Moved to cpplib.c.
5334 * cpplib.c: Include sys/mman.h and obstack.h.
5335 (cpp_push_buffer): Moved from cpplex.c; allocate buffers on an
5337 (cpp_pop_buffer): Moved from cpplex.c; free buffers from an obstack.
5338 (_cpp_unwind_if_stack): Now static, unwind_if_stack. Don't
5339 bother freeing if stack entries (they will be freed with their buffer).
5340 (do_endif): Free if stack entries from the buffer obstack.
5341 (push_conditional): Allocate if stack entries from the buffer obstack.
5343 (find_answer): Rename to _cpp_find_answer.
5344 (do_assert, do_unassert): Update.
5346 * cpphash.h: Update prototypes.
5347 (xobnew): New convenience macro.
5348 * cpplib.h (struct cpp_reader): Add hash_ob and buffer_ob fields.
5350 (struct cpp_hashnode): Remove disabled field.
5352 * cppinit.c: Don't include hashtab.h or splay-tree.h.
5353 (report_missing_guard): Moved to cppfiles.c.
5354 (cpp_reader_init): Call cpp_init_stacks, cpp_init_macros,
5356 (cpp_cleanup): Call cpp_cleanup_stacks, cpp_cleanup_macros,
5357 cpp_cleanup_includes. Don't destroy hashtab or
5358 all_include_files here.
5359 (cpp_finish): Use _cpp_report_missing_guards.
5361 * cppfiles.c (report_missing_guard): Moved from cppinit.c.
5362 (_cpp_init_include_table): Rename _cpp_init_includes.
5363 (_cpp_cleanup_includes, _cpp_report_missing_guards): New.
5365 * cppexp.c (parse_assertion): Update for new name of
5368 * Makefile.in (cpplib.o, cpphash.o, cppinit.o): Update deps.
5370 2000-07-04 Zack Weinberg <zack@wolery.cumb.org>
5372 * cpplib.c (do_ident): s/VSPACE/EOF/
5374 2000-07-05 Neil Booth <NeilB@earthling.net>
5376 * cpplex.c: Fix trigraph replacement within strings.
5378 2000-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5380 * rs6000/aix.h (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier.
5382 * xcoffout.c (assign_type_number): Constify.
5383 (xcoffout_source_file): Add static prototype. Don't needlessly
5384 cast away const-ness.
5386 2000-07-04 Jason Merrill <jason@redhat.com>
5388 * frame.h (frame_state): Move base_offset to end.
5390 Mon Jul 3 21:31:43 2000 Clinton Popetz <cpopetz@cygnus.com>
5392 * calls.c (emit_library_call_value_1): Revert previous change.
5394 2000-07-03 Zack Weinberg <zack@wolery.cumb.org>
5396 * fix-header.c (struct partial_proto): Remove unnecessary fields.
5397 (recognized_extern, recognized_function, read_scan_file):
5398 Update for new scheme.
5399 (check_protection): It's still a multiple include guard even
5400 if it doesn't always trigger.
5401 * scan-decls.c (skip_to_closing_brace, scan_decls): Update for
5403 * scan.h: Declare struct cpp_token. Update prototypes.
5405 2000-07-03 Neil Booth <neilb@earthling.net>
5406 Zack Weinberg <zack@wolery.cumb.org>
5408 Complete overhaul of the lexer and macro expander.
5410 * cpphash.c (object_defn, funct_defn, push_macro_expansion,
5411 arg, arglist, argdata, reflist, collect_objlike_expansion,
5412 collect_funlike_expansion, collect_params,
5413 warn_trad_stringify, trad_stringify, duplicate_arg_p, add_pat,
5414 unsafe_chars, macarg, compare_defs, special_symbol,
5415 scan_arguments, stringify, funlike_macroexpand,
5416 _cpp_quote_string, monthnames): Delete.
5417 (cpp_lookup, _cpp_free_definition, dump_funlike_macro,
5418 _cpp_create_definition, _cpp_dump_definition,
5419 dump_hash_helper): Adjust.
5420 (find_param, count_params, parse_define, var_args_str,
5421 check_macro_redefinition, save_expansion): New.
5423 * cpplex.c (skip_block_comment, skip_line_comment, parse_name,
5424 parse_string, output_line_command, trigraph_replace,
5425 lex_line, cpp_push_buffer, cpp_pop_buffer, cpp_output_tokens,
5426 cpp_scan_buffer_nooutput, cpp_scan_buffer, cpp_free_toklist,
5427 cpp_idcmp, _cpp_get_directive_token, _cpp_init_input_buffer,
5428 _cpp_skip_rest_of_line): Modify.
5430 (maybe_macroexpand, skip_comment, copy_comment, skip_string,
5431 find_position, null_warning, bump_column, expand_name_space,
5432 pedantic_whitespace, _cpp_output_list, _cpp_slice_toklist,
5433 _cpp_squeeze_toklist, _cpp_scan_until, _cpp_skip_hspace,
5434 _cpp_parse_name, _cpp_lex_token, cpp_get_non_space_token,
5435 _cpp_prescan): Delete.
5437 (dump_param_spelling, process_directive, lex_next,
5438 is_macro_disabled, stringify_arg, expand_context_stack,
5439 output_token, make_string_token, alloc_number_token,
5440 special_symbol, duplicate_token, maybe_paste_with_next,
5441 can_paste, prevent_macro_expansion, restore_macro_expansion,
5442 get_temp_token, release_temp_tokens, quote_string,
5443 token_names, token_spellings, _cpp_expand_name_space,
5444 _cpp_glue_header_name, _cpp_reserve_name_space,
5445 digraph_spellings, trigraph_ok, skip_whitespace, save_comment,
5446 placemarker_token, eof_token, cpp_context, macro_args,
5447 get_raw_token, parse_arg, parse_args, save_token,
5448 push_arg_context, push_macro_context, pop_context,
5449 do_pop_context, free_macro_args, _cpp_get_line,
5450 _cpp_run_directive): New.
5452 * cpplib.c (validate_else, parse_include, push_conditional,
5453 pass_thru_directive, read_line_number, parse_ifdef,
5454 detect_if_not_defined, _cpp_check_directive, do_define,
5455 do_undef, do_include, do_import, do_include_next, do_error,
5456 do_warning, do_ident, do_pragma, pragma_dispatch, gcc_pragmas,
5457 top_pragmas, do_pragma_gcc, do_pragma_implementation,
5458 do_pragma_poison, do_pragma_system_header,
5459 do_pragma_dependency, do_sccs, do_ifdef, do_ifndef, do_else,
5460 dl_elif, do_endif, _cpp_unwind_if_stack, do_assert,
5461 do_unassert, cpp_define, cpp_undef, cpp_assert, cpp_unassert,
5462 cpp_defined): Update for new scheme.
5463 (strtoul_for_line, get_define_node, dump_macro_name,
5464 _cpp_check_linemarker, _cpp_parse_assertion): New.
5465 (_cpp_handle_directive, do_pragma_default): Delete.
5467 * cpphash.h (struct predicate): Now struct answer.
5468 (enum spell_type, struct token_spelling, struct directive,
5469 directive_handler): New.
5470 Update prototypes. Remove unused macros.
5471 * cpplib.h: Update prototypes. Remove unused macros,
5472 structure definitions, and fields.
5474 * cpperror.c (print_containing_files, v_message): Adjust.
5475 * cppexp.c (parse_assertion, lex, parse_escape,
5476 _cpp_parse_expr): Adjust.
5477 * cppfiles.c (open_include_file, _cpp_execute_include,
5478 _cpp_compare_file_date, cpp_read_file, read_include_file):
5480 * cppinit.c (dump_special_to_buffer): Delete.
5481 (append_include_chain, merge_include_chains, cpp_reader_init,
5482 cpp_cleanup, initialize_builtins, builtin_array, cpp_start_read,
5483 cpp_finish, handle_option, print_help): Adjust.
5484 * cppmain.c (main): Adjust.
5486 2000-07-03 Zack Weinberg <zack@wolery.cumb.org>
5488 * cppspec.c (lang_specific_driver): Use double quotes in error
5491 Mon Jul 3 16:53:43 2000 Clinton Popetz <cpopetz@cygnus.com>
5493 * calls.c (emit_library_call_value_1): Use valreg instead
5494 of hard_libcall_value.
5496 2000-07-03 Geoff Keating <geoffk@cygnus.com>
5498 * config/rs6000/rs6000.c (rs6000_emit_move): New function.
5499 * config/rs6000/rs6000-proto.h: Prototype rs6000_emit_move.
5500 * config/rs6000/rs6000.md (movsi): Use rs6000_emit_move.
5508 * expmed.c (expand_mult_highpart): Use op1 instead of wide_op1 when
5509 mode instead of wider_mode is being used.
5511 2000-07-03 Jakub Jelinek <jakub@redhat.com>
5513 * config/i386/i386.md (movstrictqi_xor): Use 'q' constraint instead
5514 of 'r'. Use q_regs_operand.
5515 (andsi_1+2): Use q_regs_operand.
5517 2000-07-03 Jakub Jelinek <jakub@redhat.com>
5519 * builtins.c (get_memory_rtx): Always put into alias set 0.
5521 2000-07-03 Nick Clifton <nickc@cygnus.com>
5523 * config/arm/arm.md: Fix post increment and pre increment
5524 peepholes so that they do not generate UNPREDICATBLE opcodes.
5525 (ie ones where the increment clobbers the source/destination).
5527 2000-07-01 Marek Michalkiewicz <marekm@linux.org.pl>
5529 * config/avr/avr.c (out_adj_frame_ptr): Make "frame pointer
5530 change too big for -mtiny-stack" a warning, if larger than 63.
5531 (out_set_stack_ptr): Change the logic so -mno-interrupts is
5532 always safe to use on possible future devices.
5533 (function_prologue): Write SPH before SPL, for consistency.
5534 If interrupt_func_p true, we know we have enabled interrupts.
5535 (avr_num_arg_regs): New function. Round up to even number of
5536 bytes if no -mpack-args or if calling a libgcc function.
5537 (function_arg, function_arg_advance): Use it.
5538 (output_movsisf, ashlsi3_out, ashrsi3_out, lshrsi3_out):
5539 Output "movw" if available.
5540 (out_tsthi, out_tstsi, ashlqi3_out, lshrqi3_out): Change uses
5541 of TEST_HARD_REG_CLASS macro to test_hard_reg_class function.
5542 (asm_output_section_name): Add blanks for consistent output.
5543 (encode_section_info): Set TREE_READONLY for progmem data to
5544 avoid gas warnings about changed section attributes.
5545 (avr_hard_regno_mode_ok): Force non-QImode data to start in
5546 even numbered registers on devices with "movw".
5547 * config/avr/avr.h (MASK_*): Define bits for target_flags.
5548 (TARGET_SWITCHES): Mark help strings for translation.
5549 Add new -mpack-args and -menhanced switches.
5550 (TARGET_OPTIONS): Mark help strings for translation.
5551 (progmem_section): Add section attributes.
5552 * config/avr/avr.md (*movhi, call_insn, call_value_insn):
5553 Output "movw" if available.
5554 (mulqi3, mulqihi3, umulqihi3, mulhi3, *tablejump_enh):
5556 * config/avr/libgcc.S (_mulqi3, _divqi3): Update to the new
5557 call convention (arguments aligned on even registers).
5558 (_cleanup, _exit): Make weak symbols libc can override.
5560 2000-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5562 * fp-bit.h: New file.
5564 * fp-bit.c: Move common code, prototypes, etc into fp-bit.h.
5565 Comment #endif statements.
5566 (__thenan_sf, __thenan_df): Add missing braces around initializer.
5568 Mon Jul 3 00:32:47 2000 Jeffrey A Law (law@cygnus.com)
5570 * gcse.c (compute_pre_data): Compute ae_kill using other local
5571 properties instead of calling compute_ae_kill.
5573 * alias.c (init_alias_analysis): Do not call
5574 prologue_epilogue_contains until after reload has completed.
5576 2000-07-02 Benjamin Chelf <chelf@codesourcery.com>
5578 * c-common.h (genrtl_begin_compound_stmt): Remove declaration.
5579 (genrtl_finish_compound_stmt): Likewise.
5580 (genrtl_compound_stmt): Change to return void.
5582 * c-semantics.c (genrtl_begin_compound_stmt): Remove function and
5583 move code from here to ...
5584 (genrtl_compound_stmt): ... here.
5585 (genrtl_finish_compound_stmt): Remove.
5586 (expand_stmt): Add comment.
5588 2000-07-02 Zack Weinberg <zack@wolery.cumb.org>
5590 * c-typeck.c (build_indirect_ref): Use COMPLETE_OR_VOID_TYPE_P
5593 2000-07-02 Jakub Jelinek <jakub@redhat.com>
5595 * cpplib.h (struct cpp_reader): New field include_depth.
5596 (struct cpp_printer): Rename last_bsd to last_id.
5597 * cppfiles.c (read_include_file): Bump include_depth.
5598 * cpplex.c (cpp_pop_buffer): Decrement include_depth.
5599 (output_line_command): Output correct #line if a header
5600 is including itself and is not protected against multiple inclusion.
5601 Use include_depth instead of buffer_stack_depth, last_id instead of
5603 * cppinit.c (cpp_start_read): Initialize last_id instead of
5606 2000-07-01 Benjamin Chelf <chelf@codesourcery.com>
5608 * Makefile.in (C_AND_OBJC_OBJS): Added c-semantics.o.
5609 (c-semantics.o): New target.
5611 * c-common.h (TREE_LANG_FLAG_?): Added documentation.
5612 (genrtl_do_pushlevel): Moved from cp/cp-tree.h.
5613 (genrtl_clear_out_block): Likewise.
5614 (genrtl_goto_stmt): Likewise.
5615 (genrtl_expr_stmt): Likewise.
5616 (genrtl_decl_stmt): Likewise.
5617 (genrtl_if_stmt): Likewise.
5618 (genrtl_while_stmt): Likewise.
5619 (genrtl_do_stmt): Likewise.
5620 (genrtl_return_stmt): Likewise.
5621 (genrtl_for_stmt): Likewise.
5622 (genrtl_break_stmt): Likewise.
5623 (genrtl_continue_stmt): Likewise.
5624 (genrtl_scope_stmt): Likewise.
5625 (genrtl_switch_stmt): Likewise.
5626 (genrtl_case_label): Likewise.
5627 (genrtl_begin_compound_stmt): Likewise.
5628 (gerntl_finish_compound_stmt): Likewise.
5629 (genrtl_compound_stmt): Likewise.
5630 (genrtl_asm_stmt): Likewise.
5631 (genrtl_decl_cleanup): Likewise.
5632 (DECL_ANON_UNION_ELEMS): Likewise.
5633 (emit_local_var): Likewise.
5634 (make_rtl_for_local_static): Likewise.
5635 (expand_cond): Likewise.
5636 (expand_stmt): Likewise.
5637 (c_expand_return): Likewise.
5638 (c_expand_start_case): Likewise.
5639 (do_case): Likewise.
5640 (COMPOUND_STMT_NO_SCOPE): Likewise.
5641 (c_expand_asm_operands): Likewise.
5642 (NEW_FOR_SCOPE_P): New macro.
5643 (expand_expr_stmt_fn): New type.
5645 (set_current_function_name_declared): Likewise.
5646 (current_function_name_declared): Likewise.
5647 (lang_expand_stmt): Likewise.
5648 (stmts_are_full_exprs_p): Likewise.
5649 (anon_aggr_type_p): Likewise.
5650 (lang_expand_expr_stmt): Likewise.
5651 (build_case_label): Likewise.
5653 * c-decl.c (lang_expand_expr_stmt): Initialize.
5654 (stmts_are_full_exprs_p): Define.
5655 (current_function_name_declared): Likewise.
5656 (do_case): Likewise.
5657 (lang_expand_stmt): Likewise.
5658 (set_current_function_name_declared): Likewise.
5659 (anon_aggr_type_p): Likewise.
5661 * c-semantics.c: New file.
5662 (expand_cond): Moved from cp/semantics.c.
5663 (genrtl_do_pushlevel): Likewise.
5664 (genrtl_clear_out_block): Likewise.
5665 (genrtl_goto_stmt): Likewise.
5666 (genrtl_expr_stmt): Likewise.
5667 (genrtl_decl_stmt): Likewise.
5668 (genrtl_if_stmt): Likewise.
5669 (genrtl_while_stmt): Likewise.
5670 (genrtl_do_stmt): Likewise.
5671 (genrtl_return_stmt): Likewise.
5672 (genrtl_for_stmt): Likewise.
5673 (genrtl_break_stmt): Likewise.
5674 (genrtl_continue_stmt): Likewise.
5675 (genrtl_scope_stmt): Likewise.
5676 (genrtl_switch_stmt): Likewise.
5677 (genrtl_case_label): Likewise.
5678 (genrtl_begin_compound_stmt): Likewise.
5679 (genrtl_finish_compound_stmt): Likewise.
5680 (genrtl_compound_stmt): Likewise.
5681 (genrtl_asm_stmt): Likewise.
5682 (genrtl_decl_cleanup): Likewise.
5683 (make_rtl_for_local_static): Moved from cp/decl.c.
5684 (emit_local_var): Likewise.
5685 (expand_stmt): Define.
5687 * c-tree.h: (c_expand_asm_operands): Moved to c-common.h.
5688 (c_expand_return): Likewise.
5689 (c_expand_start_case): Likewise.
5691 2000-07-01 Richard Henderson <rth@cygnus.com>
5693 * config/ia64/ia64.c (symbolic_operand): Reject CONST expressions
5694 with the low 13 bits set.
5695 (move_operand): Check for CONST|SYMBOL_REF|LABEL_REF directly.
5696 * config/ia64/ia64.md (movdi): Likewise. Expand a CONST with one
5697 of the low 13 bits into a CONST plus an adddi3.
5698 (load_symptr): Set RTX_UNCHANGING_P.
5700 See ChangeLog.3 for earlier changes.