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1 2004-02-09  David Edelsohn  <edelsohn@gnu.org>
2
3         * config/rs6000/rs6000.c (rs6000_emit_move): Remove splitting slow
4         unaligned loads and stores.
5
6 2004-02-09  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
7
8         * config/mips/iris5.h (BSS_SECTION_ASM_OP): Define.
9         * config/mips/iris6.h (BSS_SECTION_ASM_OP): Undef.
10
11         * config/mips/iris6.h (TARGET_ASM_NAMED_SECTION): Moved ...
12         * config/mips/iris5.h: ... here.
13         * config/mips/iris5gas.h (TARGET_ASM_NAMED_SECTION): Remove.
14
15         * config/mips/iris6.h (EXTRA_SECTION_FUNCTIONS): Move ...
16         * config/mips/iris5.h: ... here.
17
18 2004-02-09  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
19
20         * configure.ac: Remove default executable files before AC_PROG_CC.
21         * configure: Regenerate.
22
23 2004-02-09  Kazu Hirata  <kazu@cs.umass.edu>
24
25         PR target/13721
26         * config/h8300/h8300.c (byte_reg): Call abort() if asked to
27         print a operand other than a register.
28
29 2004-02-09  Roger Sayle  <roger@eyesopen.com>
30
31         * fold-const.c (fold) <NOP_EXPR>: Use the original type conversion
32         tree code rather than call fold_convert, which doesn't specify a
33         default floating point to integer conversion.
34
35 2004-02-08  Bernardo Innocenti  <bernie@develer.com>
36
37         * config/m68k/m68k.c, config/m68k/m68k.md (SGS, SGS_CMP_ORDER): Remove
38         code to support SGS assembler.  Reformat adjacent code where possible.
39         * config/m68k/m68k.c (switch_table_difference_label_flag): Remove
40         definition.
41         * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Remove support
42         for '%#'.
43         * config/m68k/linux.h, config/m68k/m68k.c,
44         * config/m68k/math-68881.h: Replace `%#' with `#' in inline asm
45         macros and asm_printf() format strings.
46         * config/m68k/m68kelf.h (ASM_OUTPUT_CASE_END): Remove macro definition.
47         * config/m68k/linux.h: Update copyright.
48         * config/m68k/linux.h, config/m68k/m68k.c: Remove traling whitespace.
49
50 2004-02-08  Andreas Schwab  <schwab@suse.de>
51             Bernardo Innocenti  <bernie@develer.com>
52
53         * config/m68k/m68k.h (REGISTER_NAMES): Prefix each name with
54         REGISTER_PREFIX.
55         * (M68K_FP_REG_NAME): New macro to specify an alternate name for the
56         frame pointer register, overridable by OS targets.
57         * (M68K_REGNAME): Macro to obtain register name for asm output,
58         eventually replacing %a6 with M68K_FP_REG_NAME.
59         * config/m68k/coff.h (REGISTER_NAMES): Don't redefine.
60         * config/m68k/linux.h (REGISTER_NAMES): Likewise.
61         * config/m68k/m68kelf.h (REGISTER_NAMES): Likewise.
62         * config/m68k/netbsd-elf.h (REGISTER_NAMES): Likewise.
63         * config/m68k/m68k.c: Use M68K_REGNAME(x) in place of reg_names[x].
64
65 2004-02-08  Kazu Hirata  <kazu@cs.umass.edu>
66
67         * target-def.h (TARGET_STRUCT_VALUE_RTX): Define as
68         hook_rtx_tree_int_null.
69         * targhooks.c (default_struct_value_rtx): Remove.
70         * targhooks.h: Remove the prototype for
71         default_struct_value_rtx.
72         * config/alpha/alpha.c, config/arc/arc.c, config/avr/avr.c,
73         config/fr30/fr30.c, config/h8300/h8300.c, config/i386/i386.c,
74         config/ip2k/ip2k.c, config/iq2000/iq2000.c,
75         config/m32r/m32r.c, config/mcore/mcore.c, config/mips/mips.c,
76         config/mn10300/mn10300.c, config/pdp11/pdp11.c,
77         config/rs6000/rs6000.c, config/s390/s390.c,
78         config/stormy16/stormy16.c, config/v850/v850.c,
79         config/xtensa/xtensa.c (TARGET_STRUCT_VALUE_RTX): Remove.
80         * doc/tm.texi (TARGET_STRUCT_VALUE_RTX): Document the default.
81
82 2004-02-08  Joseph S. Myers  <jsm@polyomino.org.uk>
83
84         * README.Portability: Change "ISO C89" to "ISO C90".
85         * c-parse.in (primary, initelt): Likewise.
86
87 2004-02-08  Richard Sandiford  <rsandifo@redhat.com>
88
89         * real.c (encode_ibm_extended): Normalize the input value before
90         converting it to a double.  Handle the case where a normal value
91         rounds to infinity.
92
93 2004-02-08  Kazu Hirata  <kazu@cs.umass.edu>
94
95         * c-objc-common.c (c_cannot_inline_tree_fn): Fix a typo in a
96         warning.
97         * cse.c (preferrable): Change to preferable. Update all of its
98         callers.
99         * genautomata.c (ainsn): Change
100         first_ainsn_with_given_equialence_num to
101         first_ainsn_with_given_equivalence_num.  Update all of its
102         references.
103
104 2004-02-08  Jan Hubicka  <jh@suse.cz>
105
106         * schedule-ebb.c (schedule_ebbs): Do not allocate reg life data.
107
108 2004-02-07  David Edelsohn  <edelsohn@gnu.org>
109
110         * function.c (assign_parms): Fix formatting.
111
112 2004-02-07  Kazu Hirata  <kazu@cs.umass.edu>
113
114         * default.h (PROMOTE_PROTOTYPES): Remove.
115         * system.h (PROMOTE_FUNCTION_RETURN, PROMOTE_PROTOTYPES,
116         STRUCT_VALUE_REGNUM, SETUP_INCOMING_VARARGS,
117         EXPAND_BUILTIN_SAVEREGS): Poison.
118         * target-def.h (TARGET_PROMOTE_FUNCTION_RETURN): Define as
119         hook_bool_tree_false.
120         (TARGET_PROMOTE_PROTOTYPES): Likewise.
121         * target.h: Replace SETUP_INCOMING_VARARGS with
122         targetm.calls.setup_incoming_varargs().
123         * targhooks.c (default_promote_function_return): Remove.
124         (default_promote_prototypes): Likewise.
125         (default_struct_value_rtx): Always abort().
126         (default_expand_builtin_saveregs): Always print an error
127         message.
128         (default_setup_incoming_varargs): Do nothing.
129         (default_pretend_outgoing_varargs_named): Don't depend on
130         SETUP_INCOMING_VARARGS.
131         * targhooks.h: Remove the prototype for
132         default_promote_function_return and
133         default_promote_prototypes.
134
135 2004-02-07  Kazu Hirata  <kazu@cs.umass.edu>
136
137         * system.h (SHARED_SECTION_ASM_OP): Poison.
138         * varasm.c (data_section): Don't use SHARED_SECTION_ASM_OP.
139         * doc/tm.texi (SHARED_SECTION_ASM_OP): Remove.
140
141 2004-02-07  Zack Weinberg  <zack@codesourcery.com>
142
143         Bug 13856
144         * c-decl.c (diagnose_mismatched_decls): Only give special
145         treatment when olddecl is DECL_BUILT_IN, if C_DECL_INVISIBLE
146         is also true.
147         (merge_decls): Don't clear DECL_BUILT_IN_CLASS and
148         DECL_FUNCTION_CODE when defining a built-in function.
149         Don't update DECL_ESTIMATED_INSNS.
150         * dwarf2out.c (dwarf2out_decl): Don't ignore built-in
151         FUNCTION_DECLs.
152         * tree.h: Delete DECL_ESTIMATED_INSNS.
153         * tree-inline.c (struct inline_data): Delete inlined_insns field.
154         (expand_call_inline, optimize_inline_calls): Don't update
155         DECL_ESTIMATED_INSNS nor inlined_insns.
156         * cgraphunit.c (cgraph_analyze_function): Don't update
157         DECL_ESTIMATED_INSNS.
158
159 2004-02-07  Zack Weinberg  <zack@codesourcery.com>
160
161         * c-common.c (shadow_warning): Delete.
162         * c-common.h (free_parser_stacks, shadow_warning, sw_kind): Delete.
163         * c-decl.c (warn_if_shadowing): Issue shadow warnings directly.
164         * c-opts.c (c_common_parse_file): Don't call free_parser_stacks.
165         * c-parse.in (free_parser_stacks): Delete.
166
167 2004-02-07  Nathanael Nerode  <neroden@gcc.gnu.org>
168
169         * Makefile.in, config/t-slibgcc-darwin, config/t-slibgcc-elf-ver,
170         config/t-slibgcc-sld, config/mips/t-iris5-6, config/sh/t-linux:
171         Use the top level mkinstalldirs, not the one in the gcc subdir.
172         * mkinstalldirs: Remove (from the gcc subdir).
173
174 2004-02-07  Roger Sayle  <roger@eyesopen.com>
175
176         PR middle-end/13696
177         * fold-const.c (fold_convert): New function to provide type
178         conversion to the middle-end without using convert.
179         (negate_expr, associate_trees, size_diffop, omit_one_operand,
180         operand_equal_for_comparison_p, pedantic_omit_one_operand,
181         invert_truthvalue, optimize_bit_field_compare, range_binop,
182         decode_field_reference, make_range, build_range_check, unextend,
183         fold_truthop, extract_muldiv_1, fold_mathfn_compare,
184         fold_binary_op_with_conditional_arg, fold_inf_compare,
185         fold_single_bit_test, fold, multiple_of_p): Replace all calls to
186         convert with calls to fold_convert.
187
188 2004-02-07  Jan Hubicka  <jh@suse.cz>
189
190         * genrecog.c (find_operand): add extra argument stop.
191         (validate_pattern): Verify that mach_dup is duplicating operand
192         defined lexically earlier.
193
194 2004-02-07  Kazu Hirata  <kazu@cs.umass.edu>
195
196         * config.gcc: Don't mention MAX_LONG_TYPE_SIZE.
197         * system.h (MAX_LONG_TYPE_SIZE, MAX_LONG_DOUBLE_TYPE_SIZE,
198         MAX_WCHAR_TYPE_SIZE, GCOV_TYPE_SIZE): Poison.
199         * config/avr/avr.h, config/h8300/h8300.h, config/i386/i386.h,
200         config/ia64/ia64.h, config/ip2k/ip2k.h,
201         config/iq2000/iq2000.h, config/mips/iris5.h,
202         config/mips/mips.h, config/pa/pa-64.h, config/pa/pa.h,
203         config/rs6000/aix51.h, config/rs6000/aix52.h,
204         config/rs6000/darwin.h, config/rs6000/rs6000.h,
205         config/s390/s390.h, config/sh/sh.h, config/sparc/freebsd.h,
206         config/sparc/linux.h, config/sparc/linux64.h,
207         config/sparc/netbsd-elf.h, config/sparc/sparc.h,
208         config/xtensa/xtensa.h: Remove the definitions of
209         MAX_LONG_TYPE_SIZE, MAX_LONG_DOUBLE_TYPE_SIZE, and/or
210         MAX_WCHAR_TYPE_SIZE.
211         * doc/tm.texi (MAX_LONG_TYPE_SIZE, MAX_LONG_DOUBLE_TYPE_SIZE,
212         MAX_WCHAR_TYPE_SIZE, GCOV_TYPE_SIZE): Remove.
213
214 2004-02-07  Stephane Carrez  <stcarrez@nerim.fr>
215
216         PR bootstrap/13990
217         * config/m68hc11/m68hc11.md ("doloop_end"): Pass dummy arguments to
218         gen_rtx_NE.
219
220 2004-02-07  Josef Zlomek  <zlomekj@suse.cz>
221
222         * var-tracking.c (vt_add_function_parameters): Surround checkings by
223         #ifdef ENABLE_CHECKING and #endif.
224
225 2004-02-07  Roger Sayle  <roger@eyesopen.com>
226
227         * fold-const.c (negate_expr_p, negate_expr): Optimize -(A+B) into
228         either (-A)-B or (-B)-A, if A or B is easily negated respectively.
229         (fold) <MINUS_EXPR>: Optimize (A*C) - (B*C) -> (A-B)*C for both
230         integer types and floating point with unsafe_math_optimizations.
231         Add similar optimization for (A*C1) - (A*C2) -> A*(C1-C2).
232         Optimize A - B as A + (-B), if B is easily negated.
233
234 2004-02-07  Kazu Hirata  <kazu@cs.umass.edu>
235
236         * c-ppoutput.c, cfganal.c, diagnostic.h, print-rtl.c,
237         config/darwin.c, config/darwin.h, config/ia64/ia64-c.c,
238         config/m32r/linux.h, config/rs6000/ppc64-fp.c,
239         config/sparc/openbsd.h, doc/makefile.texi, doc/passes.texi:
240         Update copyright.
241
242 2004-02-07  Kazu Hirata  <kazu@cs.umass.edu>
243
244         * c-ppoutput.c, var-tracking.c: Fix comment typos.
245
246 2004-02-06  James E Wilson  <wilson@specifixinc.com>
247
248         * config/ia64/linux.h (MD_FALLBACK_FRAME_STATE_FOR): Only define for
249         glibc 2.3 or better.
250
251 2004-02-06  Kazu Hirata  <kazu@cs.umass.edu>
252
253         * doc/tm.texi (TARGET_FLOAT_LIB_COMPARE_RETURNS_BOOL): Change
254         to FLOAT_LIB_COMPARE_RETURNS_BOOL.
255
256 2004-02-07  Alan Modra  <amodra@bigpond.net.au>
257
258         * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Add darwin-ldouble.c.
259         (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
260         (SHLIB_MKMAP_OPTS): Delete.
261         (TARGET_LIBGCC2_CFLAGS): Add -specs.
262         (bispecs): Add rule.
263         * config/rs6000/libgcc-ppc64.ver: New file.
264         * config/rs6000/ppc64-fp.c (__fixtfdi, __floatditf): New functions.
265         (__floatdidf, __floatdisf): Optimize multiply.
266         (__fixunstfdi): New function.
267         * config/rs6000/rs6000.c (rs6000_complex_function_value): Allow for
268         real and imag parts larger than one register.
269         (function_arg): Correct type of reg used when fp arg split partially
270         to stack.
271         * config/rs6000/darwin-ldouble.c: Protect with #if !_SOFT_FLOAT
272         and __MACH__ or __powerpc64__.
273
274 2004-02-06  Roger Sayle  <roger@eyesopen.com>
275             Ulrich Weigand  <uweigand@de.ibm.com>
276
277         * builtins.c (expand_builtin_signbit): Use extract_bit_field instead
278         of gen_highpart or gen_lowpart when the floating point format is
279         wider than the result mode.
280
281 2004-02-06  Andrew Pinski  <pinskia@physics.uc.edu>
282
283         * dwarf2out.c (loclabel_num): Move into #ifdef
284         DWARF2_DEBUGGING_INFO.
285
286 2004-02-06  Ziemowit Laski  <zlaski@apple.com>
287
288         * objc/objc-act.c (build_super_template) the 'class' field of
289         'struct _objc_super' shall be named 'super_class' #ifdef OBJCPLUS.
290         (get_super_receiver): Likewise.
291
292 2004-02-06  Kazu Hirata  <kazu@cs.umass.edu>
293
294         * reload1.c (check_eliminable_occurrences): Optimize the reset
295         of can_eliminate.
296         (eliminate_regs_in_insn): Likewise.
297
298 2004-02-06  Daniel Berlin <dberlin@dberlin.org>
299             Josef Zlomek  <zlomekj@suse.cz>
300
301         * dwarf2out.c (struct gcc_debug_hooks): Call dwarf2out_begin_function
302         at the beginning of function, call dwarf2out_var_location for
303         NOTE_INSN_VAR_LOCATION note.
304         (struct var_loc_node, struct var_loc_list_def, loclabel_num,
305         decl_loc_table): New.
306         (lookup_decl_loc): New function.
307         (add_var_loc_to_decl): New function.
308         (based_loc_descr): Added parameter can_use_fbreg, DW_OP_fbreg is used
309         only if can_use_fbreg.
310         (mem_loc_descriptor): Added parameter can_use_fbreg, pass it to other
311         functions.
312         (loc_descriptor): Likewise. Process VAR_LOCATION.
313         (concat_loc_descriptor): Call loc_descriptor with can_use_fbreg == true.
314         (loc_descriptor_from_tree): Call mem_loc_descriptor with
315         can_use_fbreg == true.
316         (add_location_or_const_value_attribute): Added parameter enum
317         dwarf_attribute attr, generate attribute ATTR.  Create the location list.
318         (add_bound_info): Call loc_descriptor with can_use_fbreg == true.
319         (gen_formal_parameter_die): Call add_location_or_const_value_attribute
320         with attr == DW_AT_location.
321         (gen_subprogram_die): Generate the location list for DW_AT_frame_base
322         if frame_base_decl is defined and has a location list.
323         (gen_variable_die): Call add_location_or_const_value_attribute with
324         attr == DW_AT_location.
325         (dwarf2out_var_location): New function.
326         (dwarf2out_begin_function): New function.
327         (dwarf2out_init): Create decl_loc_table.
328
329 2004-02-06  Ulrich Weigand  <uweigand@de.ibm.com>
330
331         * loop.c (force_movables): Transitively increase the priorities of
332         all insns forces by an insn, not just the first one.
333
334 2004-02-06  Josef Zlomek  <zlomekj@suse.cz>
335             Daniel Berlin <dberlin@dberlin.org>
336
337         Josef Zlomek  <zlomekj@suse.cz>
338         * Makefile.in (var-tracking.o): New.
339         * common.opt (fvar-tracking): New.
340         * flags.h (flag_var_tracking): New.
341         * gengtype.c (adjust_field_rtx_def): NOTE_INSN_VAR_LOCATION was added.
342         * opts.c (common_handle_option): Add OPT_fvar_tracking.
343         * print-rtl.c (print_rtx): NOTE_INSN_VAR_LOCATION was added.
344         * rtl.c (note_insn_name): Likewise.
345         * rtl.def (VAR_LOCATION): New.
346         * rtl.h (NOTE_VAR_LOCATION): New.
347         (NOTE_VAR_LOCATION_DECL): New.
348         (NOTE_VAR_LOCATION_LOC): New.
349         (enum insn_note): NOTE_INSN_VAR_LOCATION was added.
350         (variable_tracking_main): New exported function.
351         * timevar.def (TV_VAR_TRACKING): New.
352         * toplev.c (enum dump_file_index): Added DFI_vartrack.
353         (dump_file): "vartrack" was added (-dV).
354         (flag_var_tracking): New.
355         (f_options): "var-tracking" was added.
356         (rest_of_handle_variable_tracking): New function.
357         (rest_of_compilation): Run variable tracking.
358         (process_options): If user has not specified flag_var_tracking set it
359         according to optimize, debug_info_level and debug_hooks.
360         * tree.h (frame_base_decl): New.
361         * var-tracking.c: New file.
362         * config/ia64/ia64.c (ia64_flag_var_tracking): New variable.
363         (ia64_override_options): Set flags to run variable tracking in machine
364         dependent reorg instead of toplev.c.
365         (ia64_reorg): Run variable tracking if wanted.
366         * doc/invoke.texi: Mention variable tracking in -dV,
367         add and -fvar-tracking.
368         * doc/passes.texi: Added variable tracking pass.
369
370         Daniel Berlin <dberlin@dberlin.org>
371         * debug.h (struct gcc_debug_hooks): Added var_location debug hook.
372         * dbxout.c (dbx_debug_hooks): Likewise.
373         (xcoff_debug): Likewise.
374         * debug.c (do_nothing_debug_hooks): Likewise.
375         * dwarf2out.c (dwarf2_debug_hooks): Likewise.
376         * dwarfout.c (dwarf_debug_hooks): Likewise.
377         * sdbout.c (sdb_debug_hooks): Likewise.
378         * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
379         * final.c (final_scan_insn): Call var_location debug hook for each
380         NOTE_INSN_VAR_LOCATION.
381
382 2004-02-06  Jan Hubicka  <jh@suse.cz>
383
384         * flow.c (update_life_info): Allocate reg_deaths when called from
385         scheudler.
386         (attempt_auto_inc):  Update life ranges accordingly.
387
388 2004-02-06  Ulrich Weigand  <uweigand@de.ibm.com>
389
390         PR debug/11816
391         * dwarf2out.c (gen_decl_die): Handle anonymous struct members.
392
393 2004-02-06  Ulrich Weigand  <uweigand@de.ibm.com>
394
395         * cfganal.c (flow_call_edges_add): Never split a libcall block.
396
397 2004-02-06  Daniel Berlin  <dberlin@dberlin.org>
398
399         * dwarf2out.c (output_loc_list): Don't use deltas if we have
400         a separate line info table in use.
401         Use the correct size for terminators.
402         (output_die): Use offset, not delta.
403
404 2004-02-06  H.J. Lu  <hongjiu.lu@intel.com>
405
406         * doc/invoke.texi: Remove the pni option from -mfpmath=.
407
408 2004-02-06  Jan Hubicka  <jh@suse.cz>
409
410         * recog.c (split_all_insns): Do not update reg info.
411         * regrename.c (regrename_optimize): Likewise.
412         * toplev.c (rest_of_handle_reorder_blocks): Likewise.
413         * flow.c (struct propagate_block_info): Add insn_num field.
414         (reg_deaths): New array.
415         (life_analysis): Free reg_deaths info.
416         (allocate_reg_life_data): Allocate reg_deaths array.
417         (propagate_one_insn): Use new array.
418         (init_propagate_block): Initialize it.
419         (free_propagate_block_info): Finish compuation of
420         REG_LIVE_LENGTH
421         (attempt_auto_inc): Sanity check that REG_INFO is not
422         computed at same time.
423         (mark_used_regs): Update new array.
424
425         * reg-stack.c (subst_stack_regs): Unshare clobbers before
426         substitution.
427
428 2004-02-06  Kazu Hirata  <kazu@cs.umass.edu>
429
430         * config/s390/s390.md (*extendsiqi2_short_displ): Change to
431         *extendqisi2_short_displ.
432
433 2004-02-06  Alan Modra  <amodra@bigpond.net.au>
434
435         * doc/tm.texi (INIT_CUMULATIVE_ARGS): Update doco.
436         * calls.c (expand_call): Pass n_named_args to INIT_CUMULATIVE_ARGS.
437         (emit_library_call_value_1): Likewise pass nargs.
438         * expr.c (block_move_libcall_safe_for_call_parm): Pass 3 here.
439         * function.c (assign_parms): Pass -1 to INIT_CUMULATIVE_ARGS.
440         * config/rs6000/rs6000.c (init_cumulative_args): Use n_named_args
441         parameter instead of scanning TYPE_ARGS_TYPES to count args.
442         * config/rs6000/rs6000-protos.h (init_cumulative_args): Update
443         prototype.
444         * config/rs6000/rs6000.h (INIT_CUMULATIVE_ARGS): Pass extra arg.
445         (INIT_CUMULATIVE_INCOMING_ARGS): Set extra arg to 1000.
446         (INIT_CUMULATIVE_LIBCALL_ARGS): Set extra arg to 0.
447         * config/sh/sh.c (sh_output_mi_thunk): Pass 1 as n_named_args to
448         INIT_CUMULATIVE_ARGS.
449         * config/alpha/alpha.h (INIT_CUMULATIVE_ARGS): Update.
450         * config/alpha/unicosmk.h, config/alpha/vms.h, config/arc/arc.h,
451         config/arm/arm.h, config/avr/avr.h, config/c4x/c4x.h,
452         config/cris/cris.h, config/fr30/fr30.h, config/frv/frv.h,
453         config/h8300/h8300.h, config/i386/i386.h, config/i860/i860.h,
454         config/ia64/ia64.h, config/ip2k/ip2k.h, config/iq2000/iq2000.h,
455         config/iq2000/iq2000.c, config/m32r/m32r.h, config/m68hc11/m68hc11.h,
456         config/m68k/m68k.h, config/mcore/mcore.h, config/mips/mips.h,
457         config/mmix/mmix.h, config/mn10300/mn10300.h, config/ns32k/ns32k.h,
458         config/pa/pa.h, config/pdp11/pdp11.h, config/s390/s390.h,
459         config/sh/sh.h, config/sparc/sparc.h, config/stormy16/stormy16.h,
460         config/v850/v850.h, config/vax/vax.h, config/xtensa/xtensa.h: Likewise.
461
462 2004-02-06  Kazu Hirata  <kazu@cs.umass.edu>
463
464         * genemit.c (gen_exp) [CONST_INT]: Use const_int_rtx whenever
465         possible.
466
467 2004-02-06  Kazu Hirata  <kazu@cs.umass.edu>
468
469         * reload1.c (eliminate_regs_in_insn): If a set has a REG_EQUAL
470         note containing (plus (reg) (const_int)), where reg is an
471         eliminable reg, then perform the register elimination without
472         depending on eliminate_regs().
473
474 2004-02-06  Kazu Hirata  <kazu@cs.umass.edu>
475
476         * config/arc/arc.c (arc_return_in_memory): Check the return
477         value of int_size_in_bytes against -1.  Don't check
478         TREE_ADDRESSABLE.
479         * config/avr/avr.c (avr_return_in_memory): Check the return
480         value of int_size_in_bytes against -1.
481         * config/ip2k/ip2k.c (ip2k_return_in_memory): Likewise.
482         * config/m68hc11/m68hc11.c (m68hc11_return_in_memory):
483         Likewise.
484         * config/mcore/mcore.c (mcore_return_in_memory): Likewise.
485         * config/stormy16/stormy16.c (xstormy16_return_in_memory):
486         Likewise.
487
488 2004-02-06  Kazu Hirata  <kazu@cs.umass.edu>
489
490         * config/frv/frv-protos.h: Remove the prototype for
491         frv_setup_incoming_varargs.
492         * config/frv/frv.c (TARGET_SETUP_INCOMING_VARARGS): New.
493         (frv_setup_incoming_varargs): Make it static.
494         * config/frv/frv.h (SETUP_INCOMING_VARARGS): Remove.
495
496 2004-02-06  Kazu Hirata  <kazu@cs.umass.edu>
497
498         * config/fr30/fr30-protos.h: Remove the prototype for
499         fr30_setup_incoming_varargs.
500         Update the prototypes for fr30_num_arg_regs and
501         fr30_function_arg_partial_nregs.
502         * config/fr30/fr30.c (TARGET_STRUCT_VALUE_RTX): New.
503         (TARGET_SETUP_INCOMING_VARARGS): Likewise.
504         (fr30_setup_incoming_varargs): Make it static.
505         Add argument second_time.  Don't do anything when second_time
506         is nonzero.
507         (fr30_num_arg_regs): Change the type of the first argument to
508         enum machine_mode.
509         (fr30_function_arg_partial_nregs): Change the type of the
510         second argument to enum machine_mode.
511         * config/fr30/fr30.h (STRUCT_VALUE): Remove.
512         (SETUP_INCOMING_VARARGS): Remove.
513
514 2004-02-06  Kazu Hirata  <kazu@cs.umass.edu>
515
516         * config/arc/arc-protos.h: Remove the prototype for
517         arc_setup_incoming_varargs.
518         * config/arc/arc.c (TARGET_ASM_EXTERNAL_LIBCALL): New.
519         (TARGET_SETUP_INCOMING_VARARGS): Likewise.
520         (arc_setup_incoming_varargs): Make it static.
521         (arc_external_libcall): Likewise.
522         * config/arc/arc.h (SETUP_INCOMING_VARARGS): Remove.
523         Remove the commented-out definition of
524         ASM_OUTPUT_EXTERNAL_LIBCALL.
525
526 2004-02-05  SUGIOKA Toshinobu  <sugioka@itonet.co.jp>
527
528         * config/sh/t-linux (SHLIB_INSTALL): Prepend $$(DESTDIR)
529         to $$(slibdir) in the installation commands.
530
531 2004-02-05  David Edelsohn  <edelsohn@gnu.org>
532
533         * reload.c (refers_to_regno_for_reload_p): Index hard_regno_nregs
534         with inner_regno, not regno.
535         * rtlanal.c (refers_to_regno_p): Same.
536
537 2004-02-05  Kazu Hirata  <kazu@cs.umass.edu>
538
539         * config.gcc: Remove i370 support.
540
541 2004-02-05  Kelley Cook  <kcook@gcc.gnu.org>
542
543         * doc/install.texi:  Update automake and autoconf version
544         requirements.  Note where to find gcj automake version.
545
546 2004-02-05  Kelley Cook  <kcook@gcc.gnu.org>
547
548         * Makefile.in (generate-manpages): Move dependencies to ...
549         (man): here.
550         * doc/makefile.texi: Document new targets.
551         * doc/sourcebuild.texi (Make-lang.in): Document new langhooks.
552
553 2004-02-05  Kelley Cook  <kcook@gcc.gnu.org>
554
555         PR/13485
556         Makefile.in (srcextra):  Add a level of indirection to ...
557         (gcc.srcextra): ... here.
558         (po-generated): Delete.
559         (po/$(PACKAGE).pot: Use srcextra instead of po-generated.  Depend on
560         options.c.
561         (start.encap): Remove superfluous lang.srcextra dependency.
562         objc/Make-lang.in (po-generated):  Delete.
563
564 2004-02-05  Kazu Hirata  <kazu@cs.umass.edu>
565
566         * config/ia64/ia64.c (REG_GP): Remove.
567
568 2004-02-05  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
569
570         * config/mips/iris5gas.h (PREFERRED_DEBUGGING_TYPE): Define.
571
572 2004-02-05  Devang Patel  <dpatel@apple.com>
573
574         * dwarf2out.c (force_type_die): Look up input type itself
575         instead of root_type() of type.
576
577 2004-02-05  Andreas Krebbel  <krebbel1@de.ibm.com>
578
579         * config/s390/s390.md ("*tmqidi_ext"): New insn.
580         ("*extendqidi2_short_displ", "*extendsiqi2_short_displ"): Old
581         pre-reload splitters are transformed to post-reload
582         define_insn_and_split patterns.
583         ("*tmqisi_ext"): Renamed old "*tmqi_ext".
584
585 2004-02-05  Kazu Hirata  <kazu@cs.umass.edu>
586
587         * config/cris/cris.h: Replace PROMOTE_PROTOTYPES with
588         TARGET_PROMOTE_PROTOTYPES.
589
590 2004-02-05  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
591
592         PR middle-end/13750
593         Revert:
594         2004-01-15  Geoffrey Keating  <geoffk@apple.com>
595         PR pch/13361
596         * c-typeck.c (constructor_asmspec): Delete.
597         (struct initializer_stack): Delete field 'asmspec'.
598         (start_init): Delete saving of asmspec.
599         (finish_init): Don't update constructor_asmspec.
600         * dwarf2out.c (rtl_for_decl_location): Duplicate string from tree.
601         * stmt.c (expand_asm): Duplicate strings from tree.
602         (expand_asm_operands): Likewise.
603         * tree.c (tree_size): Update computation of size of STRING_CST.
604         (make_node): Don't make STRING_CST nodes.
605         (build_string): Allocate string with tree node.
606         * tree.def (STRING_CST): Update comment.
607         * tree.h (TREE_STRING_POINTER): Adjust for change to STRING_CST.
608         (tree_string): Place contents of string in tree node.
609         * config/sh/sh.c (sh_handle_sp_switch_attribute): Duplicate string
610         from tree.
611
612 2004-02-05  Joseph S. Myers  <jsm@polyomino.org.uk>
613
614         * diagnostic.h (DEFINE_DIAGNOSTIC_KIND): Change parameter M to
615         msgid.
616
617 2004-02-05  Dorit Naishlos  <dorit@il.ibm.com>
618
619         * config/rs6000/altivec.md (*movv4si_internal): At least one
620         operand must be altivec_register_operand.
621         (*movv8hi_internal1): Likewise.
622         (*movv16qi_internal1): Likewise.
623         (*movv4sf_internal1): Likewise.
624
625 2004-02-05  David Edelsohn  <edelsohn@gnu.org>
626
627         * configure.ac (gcc_cv_as_powerpc_mfcrf): Correct test for mfcr.
628         * configure: Regenerate.
629
630 2004-02-05  Jonathan Wakely  <redi@gcc.gnu.org>
631
632         * doc/install.texi: Update description of --gxx-include-dir to
633         give correct default value.
634
635 2004-02-05  Kazu Hirata  <kazu@cs.umass.edu>
636
637         * config/h8300/h8300.h (REG_OK_FOR_BASE_NONSTRICT_P): Replace
638         8 with MAC_REG.
639
640 2004-02-05  Kazu Hirata  <kazu@cs.umass.edu>
641
642         * config/pa/pa.c (emit_hpdiv_const): Replace gen_rtx with
643         gen_rtx_PARALLEL.
644
645 2004-02-05  Kazu Hirata  <kazu@cs.umass.edu>
646
647         * emit-rtl.c: Update the comment about the file.
648
649 2004-02-05  Joseph S. Myers  <jsm@polyomino.org.uk>
650
651         * sourcebuild.texi (Test Idioms): Update testcase naming
652         conventions.
653
654 2004-02-04  Per Bothner  <per@bothner.com>
655
656         Partially revert/redo 2003-10-01 change; fix -fworking-directory.
657         * c-ppoutput.c (pp_dir_change):  New function.
658         * c-common.h (pp_dir_change):  New declaration.
659         * cpplib.h (struct cpp_options):  Remove working_directory field.
660         * cppinit.c (cpp_find_main_file, cpp_push_main_file):  Merge back to
661         (cpp_read_main_file):  as before 10-01.  Call _cpp_stack_file.
662         Don't handle -fworking_directory here, but in c_common_post_options.
663         (read_original_directory): Don't back up when done.
664         Don't clear no-longer used working_directory flag.
665         * cpplib.h:  Update declarations to match.
666         * c-lex.c (cb_dir_change):  Move to c-opts.c.
667         (init_c_lex):  Don't set dir_change callback here, since we want
668         to set it even if flag_preprocess_only.
669         * c-opts.c (cb_dir_change):  Function moved from c-lex.c.
670         (c_common_post_options):  Set dir_change callback.
671         Call pp_dir_change if approporiate.
672         (finish_options):  Don't call cpp_find_main_file here.  Hence remove
673         unneeded parameter and result. Do LC_RENAME for <built-in>.
674         (c_common_post_options):  Call cpp_read_main_file here instead.
675         (c_common_init):  Update accordingly.
676         (push_command_line_include):  Don't cpp_push_main_file.
677         Do LC_RENAME rather than LC_LEASE to get back to main file.
678         Compared to pre-10-01 version, inline cpp_rename_to_main_file.
679         (c_common_parse_file):  Call cpp_read_main_file for subsequent main
680         files, but call finish_options for all files.
681         * c-opts.c (sanitize_cpp_opts):  Don't set cpp_opts->working_directory.
682         * fix-header.c (read_scan_file):  Call cpp_read_main_file instead of
683         cpp_find_main_file + cpp_push_main_file.
684         * c-lex.c (fe_file_change):  Don't set main_input_filename here.
685         * opts.c (handle_options):  Only set main_input_filename first time.
686
687 2004-02-05  Ian Lance Taylor  <ian@wasabisystems.com>
688
689         * config/arm/arm.h (REG_CLASS_NAMES): Add missing comma.
690
691 2004-02-04  Geoffrey Keating  <geoffk@apple.com>
692
693         * reload.c (find_equiv_reg): When checking for register overlap,
694         don't index hard_regno_nregs with a pseudo-reg.
695
696 2004-02-04  Ulrich Weigand  <uweigand@de.ibm.com>
697
698         * config/s390/s390.c (s390_trampoline_template): Remove gen_rtx().
699
700 2004-02-04  David Edelsohn  <edelsohn@gnu.org>
701
702         * reload.c (refers_to_regno_for_reload_p): Test regno, not inner_regno,
703         against FIRST_PSEUDO_REGISTER.
704
705 2004-02-04  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
706
707         * Makefile.in: Move target, host overrides after per-language
708         fragments.
709
710         * config/mips/t-iris5-as (FORCE_DEBUG_ADAFLAGS): Clear.
711         (GNATLIBCFLAGS): Remove -g.
712
713 2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
714
715         * config/alpha/alpha.c, config/arc/arc.c, config/avr/avr.c,
716         config/i386/i386.c, config/i386/i386.h, config/i386/i386.md,
717         config/ia64/ia64.c, config/ia64/unwind-ia64.c,
718         config/m32r/m32r.c, config/ns32k/ns32k.c, config/pa/pa.c,
719         config/pdp11/pdp11.c, config/rs6000/rs6000.c,
720         config/sparc/sparc.c, config/vax/vax.c: Revert the
721         replacements of "FALLTHRU" with "Fall through" done in the
722         previous patch.
723
724 2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
725
726         * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
727         config/arm/arm.c, config/arm/arm.md,
728         config/cris/cris-protos.h, config/fr30/fr30.c,
729         config/fr30/fr30.h, config/h8300/h8300.c, config/i386/i386.h,
730         config/i860/i860.c, config/i860/i860.h, config/ia64/ia64-c.c,
731         config/ia64/ia64.c, config/ia64/ia64.h, config/ip2k/ip2k.h,
732         config/ip2k/ip2k.md, config/ip2k/libgcc.S,
733         config/m32r/linux.h, config/m32r/m32r.c, config/m32r/m32r.h,
734         config/m68k/m68k.c, config/m68k/netbsd-elf.h,
735         config/mips/mips.c, config/mmix/mmix.c, config/mmix/mmix.md,
736         config/ns32k/netbsd.h, config/ns32k/ns32k.c,
737         config/ns32k/ns32k.h, config/pdp11/pdp11.h,
738         config/rs6000/darwin-ldouble.c, config/s390/s390.h,
739         config/s390/s390.md, config/sparc/netbsd-elf.h,
740         config/sparc/openbsd.h, config/sparc/sparc.c,
741         config/xtensa/lib2funcs.S: Fix comment formatting.
742
743 2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
744
745         * config/alpha/alpha.c, config/arc/arc.c,
746         config/arm/arm-cores.def, config/arm/arm.c, config/arm/arm.h,
747         config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
748         config/arm/arm926ejs.md, config/arm/vfp.md, config/avr/avr.c,
749         config/c4x/c4x.c, config/cris/cris.c, config/frv/frv.md,
750         config/i386/i386.c, config/i386/i386.h, config/i386/i386.md,
751         config/ia64/ia64.c, config/ia64/unwind-ia64.c,
752         config/iq2000/iq2000.c, config/m32r/m32r.c,
753         config/mips/mips.c, config/mmix/mmix.c, config/mmix/mmix.h,
754         config/ns32k/ns32k.c, config/pa/pa.c, config/pdp11/pdp11.c,
755         config/rs6000/darwin-ldouble.c, config/rs6000/rs6000.c,
756         config/rs6000/rs6000.h, config/sparc/sparc.c,
757         config/vax/vax.c: Fix comment typos.  Follow spelling
758         conventions.
759
760 2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
761
762         * alloc-pool.h, c-convert.c, c-lang.c, c-tree.h,
763         caller-save.c, df.h, genconfig.c, global.c, lcm.c,
764         ra-rewrite.c, ra.c, regclass.c, regs.h, resource.c,
765         sched-rgn.c, config/arm/aof.h, config/arm/cirrus.md,
766         config/arm/fpa.md, config/arm/iwmmxt.md,
767         config/arm/netbsd-elf.h, config/arm/netbsd.h,
768         config/m68hc11/m68hc11.md, config/mips/iris5.h,
769         config/mn10300/mn10300.md, config/rs6000/altivec.md,
770         config/sparc/netbsd-elf.h: Update copyright.
771
772 2004-02-04  Eric Botcazou  <ebotcazou@libertysurf.fr>
773
774         * config/sparc/sparc.c (function_arg_pass_by_reference): Return 1
775         for all modes whose size is greater than 8 bytes if ARCH32.
776         (sparc_va_arg): Handle all modes whose size is greater than 8 bytes
777         by reference if ARCH32.
778
779 2004-02-04  Aldy Hernandez  <aldyh@redhat.com>
780
781         * cgraphunit.c (cgraph_postorder): Fix typo in comment.
782
783 2004-02-04  Ulrich Weigand  <uweigand@de.ibm.com>
784
785         * config/s390/s390.md ("*la_64" + peepholes, "reload_indi"): Move
786         to before adddi3 insn patterns.
787         ("*la_31" + peepholes, "*la_31_and", "*la_31_and_cc", "force_la_31",
788         "reload_insi"): Move to before addsi3 insn patterns.
789
790 2004-02-04  Mark Mitchell  <mark@codesourcery.com>
791
792         * calls.c (initialize_argument_information): Add CALL_FROM_THUNK_P
793         parameter.  Use it instead of current_function_is_thunk.
794         * function.h (struct function): Update documentation for is_thunk.
795         * tree.h (CALL_FROM_THUNK_P): New macro.
796         * config/alpha/alpha.c (alpha_sa_mask): Do not check
797         no_new_pseudos when testing current_function_is_thunk.
798         * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likeiwse.
799
800 2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
801
802         * doc/tm.texi: Replace SETUP_INCOMING_VARARGS with
803         TARGET_SETUP_INCOMING_VARARGS.
804
805 2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
806
807         * emit-rtl.c (gen_rtx): Remove.
808         * genattrtab.c: Don't mention gen_rtx in a comment.
809         * rtl.h: Remove the prototype for gen_rtx.
810         * doc/md.texi: Replace gen_rtx with gen_rtx_REG.
811
812 2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
813
814         * config/arc/arc.h, config/fr30/fr30.h
815         (SETUP_INCOMING_VARARGS): Remove the target-independent
816         comments.
817         * doc/tm.texi: Don't mention deprecated target macros.
818
819 2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
820
821         * config/fr30/fr30.h (FUNCTION_VALUE): Remove the
822         target-independent comment.
823
824 2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
825
826         * doc/interface.texi, doc/tm.texi, doc/trouble.texi: Don't
827         mention deprecated target macros.
828
829 2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
830
831         * config.gcc: Remove obsolete ports and configurations.
832         * config/linux-aout.h, config/netware.h,
833         config/t-linux-gnulibc1, config/d30v/abi,
834         config/d30v/d30v-protos.h, config/d30v/d30v.c,
835         config/d30v/d30v.h, config/d30v/d30v.md,
836         config/d30v/libgcc1.asm, config/d30v/t-d30v,
837         config/dsp16xx/dsp16xx-modes.def,
838         config/dsp16xx/dsp16xx-protos.h, config/dsp16xx/dsp16xx.c,
839         config/dsp16xx/dsp16xx.h, config/dsp16xx/dsp16xx.md,
840         config/i370/README, config/i370/i370-c.c,
841         config/i370/i370-protos.h, config/i370/i370.c,
842         config/i370/i370.h, config/i370/i370.md, config/i370/linux.h,
843         config/i370/mvs.h, config/i370/oe.h, config/i370/t-i370,
844         config/i386/freebsd-aout.h, config/i386/linux-aout.h,
845         config/i386/moss.h, config/i386/netware.h,
846         config/i386/svr3.ifile, config/i386/svr3dbx.h,
847         config/i386/svr3gas.h, config/i386/svr3z.ifile,
848         config/i386/t-udk, config/i386/udk.h, config/i386/vsta.h,
849         config/i960/i960-c.c, config/i960/i960-coff.h,
850         config/i960/i960-modes.def, config/i960/i960-protos.h,
851         config/i960/i960.c, config/i960/i960.h, config/i960/i960.md,
852         config/i960/rtems.h, config/i960/t-960bare,
853         config/m68k/hp310.h, config/m68k/hp320.h,
854         config/m68k/hp320base.h, config/m68k/m68kv4.h,
855         config/m68k/netbsd.h, config/m68k/sgs.h, config/m68k/t-hp320:
856         Remove.
857         * doc/extend.texi, doc/install.texi, doc/invoke.texi,
858         doc/md.texi: Remove mentions of obsolete ports.
859
860 2004-02-04  Jan Hubicka  <jh@suse.cz>
861
862         * alias.c (find_base_term, get_addr):  Do not dereference NULL
863         pointer when all VALUE's locations has been invalidated.
864         (rtx_equal_for_memref_p): Simplify checking of VALUEs.
865
866 2004-02-03  Wolfgang Bangerth  <bangerth@dealii.org>
867
868         * doc/invoke.texi (x86 options): Fix spelling/wording.
869
870 2004-02-03  Richard Sandiford  <rsandifo@redhat.com>
871
872         * config/mips/iris5.h (ASM_OUTPUT_ASCII): Use mips_output_ascii to
873         put the original string in a comment.
874         * config/mips/mips-protos.h (mips_output_ascii): Add prefix argument.
875         * config/mips/mips.c (mips_output_ascii): Likewise.
876         * config/mips/mips.h (ASM_OUTPUT_ASCII): Adjust accordingly.
877
878 2004-02-03  Kazu Hirata  <kazu@cs.umass.edu>
879
880         * system.h (GIV_SORT_CRITERION): Poison.
881         * config/avr/avr.h (GIV_SORT_CRITERION): Remove.
882         * config/ip2k/ip2k.h (GIV_SORT_CRITERION): Likewise.
883
884 2004-02-03  Roger Sayle  <roger@eyesopen.com>
885
886         PR target/9348
887         * expr.c (expand_expr_real) <MULT_EXPR>:  When performing widening
888         multiplies with a multiplication of the wrong signedness, its the
889         signedness of the multiplication that we've performed that needs to
890         be passed to expand_mult_highpart_adjust.  Avoid emitting a nop-move
891         if expand_mult_highpart_adjust places the result in target.
892
893 2004-02-03  Richard Henderson  <rth@redhat.com>
894
895         * varasm.c (const_desc_rtx_sym_eq): Compare symbol strings.
896
897 2004-02-03  J"orn Rennecke <joern.rennecke@superh.com>
898
899         * config.gcc (sh[234]l): Use little endian fragments.
900
901 2004-02-03  Paul Koning  <pkoning@equallogic.com>
902
903         * config/pdp11/pdp11-modes.def: Add RESET_FLOAT_FORMAT calls.
904         * config/pdp11/pdp11-protos.h (legitimate_const_double_p): Add.
905         * config/pdp11/pdp11.c (encode_pdp11_f, decode_pdp11_f,
906         encode_pdp11_d, decode_pdp11_d): New functions to handle PDP11
907         floating point format.
908         (pdp11_f_format, pdp11_d_format): New real_format descriptors for
909         the above functions.
910         (output_move_quad): Output float values in correct target format.
911         (legitimate_const_double_p): New function.
912         * config/pdp11/pdp11.h: Fix typos.
913         (FLOAT_WORDS_BIG_ENDIAN): Add definition.
914         (TARGET_FLOAT_FORMAT): Ditto.
915         (pdp11_f_format, pdp11_d_format): Add external declarations.
916         (MAX_REGS_PER_ADDRESS): Corrected.
917         (LEGITIMATE_CONSTANT_P): Use legitimate_const_double_p().
918         (PRINT_OPERAND): Output float literals in target format.
919
920 2004-02-03  Mark Mitchell  <mark@codesourcery.com>
921
922         PR c++/13975
923         * tree.h (enum tree_index): Add TI_PUBLIC, TI_PROTECTED, and
924         TI_PRIVATE.
925         (access_public_node): Redefine.
926         (access_protected_node): Likewise.
927         (access_private_node): Likewise.
928         * tree.c (build_common_tree_nodes): Create access_public_node,
929         access_protected_node, and access_private_node.
930
931 2004-02-03  Steve Ellcey  <sje@cup.hp.com>
932
933         * config/ia64/ia64.h (MASK_INLINE_INT_DIV_LAT): Change value.
934         (MASK_INLINE_INT_DIV_THR): Ditto.
935         (MASK_INLINE_SQRT_LAT): Ditto.
936         (MASK_INLINE_SQRT_THR): Ditto.
937         (MASK_DWARF2_ASM): Ditto.
938         (MASK_EARLY_STOP_BITS): Ditto.
939
940 2004-02-02  Paul Brook  <paul@codesourcery.com>
941
942         Merge from csl-arm-branch.
943
944         2004-01-30  Paul Brook  <paul@codesourcery.com>
945
946         * aof.h (REGISTER_NAMES): Add vfp reg names
947         (ADDITIONAL_REGISTER_NAMES): Ditto.
948         * aout.h (REGISTER_NAMES): Ditto.
949         (ADDITIONAL_REGISTER_NAMES): Ditto.
950         * arm-protos.h: Update/Add Prototypes.
951         * arm.c (init_fp_table): Rename from init_fpa_table. Update users.
952         Only allow 0.0 for VFP.
953         (fp_consts_inited): Rename from fpa_consts_inited.  Update users.
954         (values_fp): Rename from values_fpa.  Update Users.
955         (arm_const_double_rtx): Rename from const_double_rtx_ok_for_fpa.
956         Update users.  Only check valid constants for this hardware.
957         (arm_float_rhs_operand): Rename from fpa_rhs_operand.  Update Users.
958         Only allow consts for FPA.
959         (arm_float_add_operand): Rename from fpa_add_operand.  Update users.
960         Only allow consts for FPA.
961         (use_return_insn): Check for saved VFP regs.
962         (arm_legitimate_address_p): Handle VFP DFmode addressing.
963         (arm_legitimize_address): Ditto.
964         (arm_general_register_operand): New function.
965         (vfp_mem_operand): New function.
966         (vfp_compare_operand): New function.
967         (vfp_secondary_reload_class): New function.
968         (arm_float_compare_operand): New function.
969         (vfp_print_multi): New function.
970         (vfp_output_fstmx): New function.
971         (vfp_emit_fstm): New function.
972         (arm_output_epilogue): Output VPF reg restore code.
973         (arm_expand_prologue): Output VFP reg save code.
974         (arm_print_operand): Add 'P'.
975         (arm_hard_regno_mode_ok): Return modes for VFP regs.
976         (arm_regno_class): Return classes for VFP regs.
977         (arm_compute_initial_elimination_offset): Include space for VFP regs.
978         (arm_get_frame_size): Ditto.
979         * arm.h (FIXED_REGISTERS): Add VFP regs.
980         (CALL_USED_REGISTERS): Ditto.
981         (CONDITIONAL_REGISTER_USAGE): Enable VFP regs.
982         (FIRST_VFP_REGNUM): Define.
983         (LAST_VFP_REGNUM): Define.
984         (IS_VFP_REGNUM): Define.
985         (FIRST_PSEUDO_REGISTER): Include VFP regs.
986         (HARD_REGNO_NREGS): Handle VFP regs.
987         (REG_ALLOC_ORDER): Add VFP regs.
988         (enum reg_class): Add VFP_REGS.
989         (REG_CLASS_NAMES): Ditto.
990         (REG_CLASS_CONTENTS): Ditto.
991         (CANNOT_CHANGE_MODE_CLASS) Handle VFP Regs.
992         (REG_CLASS_FROM_LETTER): Add 'w'.
993         (EXTRA_CONSTRAINT_ARM): Add 'U'.
994         (EXTRA_MEMORY_CONSTRAINT): Define.
995         (SECONDARY_OUTPUT_RELOAD_CLASS): Handle VFP regs.
996         (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
997         (REGISTER_MOVE_COST): Ditto.
998         (PREDICATE_CODES): Add arm_general_register_operand,
999         arm_float_compare_operand and vfp_compare_operand.
1000         * arm.md (various): Rename as above.
1001         (divsf3): Enable when TARGET_VFP.
1002         (divdf3): Ditto.
1003         (movdfcc): Ditto.
1004         (sqrtsf2): Ditto.
1005         (sqrtdf2): Ditto.
1006         (arm_movdi): Disable when TARGET_VFP.
1007         (arm_movsi_insn): Ditto.
1008         (movsi): Only split with general regs.
1009         (cmpsf): Use arm_float_compare_operand.
1010         (push_fp_multi): Restrict to TARGET_FPA.
1011         (vfp.md): Include.
1012         * vfp.md: New file.
1013         * fpa.md (various): Rename as above.
1014         * doc/md.texi: Document ARM w and U constraints.
1015
1016         2004-01-15  Paul Brook  <paul@codesourcery.com>
1017
1018         * config.gcc: Add with_fpu.  Allow with-float=softfp.
1019         * config/arm/arm.c (arm_override_options): Rename *-s to *s.
1020         Break out of loop when we find a float-abi.  Fix typo.
1021         * config/arm/arm.h (OPTION_DEFAULT_SPECS): Add "fpu".
1022         Set -mfloat-abi=.
1023         * doc/install.texi: Document --with-fpu.
1024
1025         2003-01-14  Paul Brook  <paul@codesourcery.com>
1026
1027         * config.gcc (with_arch): Add armv6.
1028         * config/arm/arm.h: Rename TARGET_CPU_*_s to TARGET_CPU_*s.
1029         * config/arm/arm.c (arm_overrride_options): Ditto.
1030
1031         2004-01-08  Richard Earnshaw  <rearnsha@arm.com>
1032
1033         * arm.c (FL_ARCH3M): Renamed from FL_FAST_MULT.
1034         (FL_ARCH6): Renamed from FL_ARCH6J.
1035         (arm_arch3m): Renamed from arm_fast_multiply.
1036         (arm_arch6): Renamed from arm_arch6j.
1037         * arm.h: Update all uses of above.
1038         * arm-cores.def: Likewise.
1039         * arm.md: Likewise.
1040
1041         * arm.h (CPP_CPU_ARCH_SPEC): Emit __ARM_ARCH_6J__ define for armV6j,
1042         not arm6j.  Add entry for arch armv6.
1043
1044         2004-01-07  Richard Earnshaw  <rearnsha@arm.com>
1045
1046         * arm.c (arm_emit_extendsi): Delete.
1047         * arm-protos.h (arm_emit_extendsi): Delete.
1048         * arm.md (zero_extendhisi2): Also handle zero-extension of
1049         non-subregs.
1050         (zero_extendqisi2, extendhisi2, extendqisi2): Likewise.
1051         (thumb_zero_extendhisi2): Only match if not v6.
1052         (arm_zero_extendhisi2, thumb_zero_extendqisi2, arm_zero_extendqisi2)
1053         (thumb_extendhisi2, arm_extendhisi2, arm_extendqisi)
1054         (thumb_extendqisi2): Likewise.
1055         (thumb_zero_extendhisi2_v6, arm_zero_extendhisi2_v6): New patterns.
1056         (thumb_zero_extendqisi2_v6, arm_zero_extendqisi2_v6): New patterns.
1057         (thumb_extendhisi2_insn_v6, arm_extendhisi2_v6): New patterns.
1058         (thumb_extendqisi2_v6, arm_extendqisi_v6): New patterns.
1059         (arm_zero_extendhisi2_reg, arm_zero_extendqisi2_reg): Delete.
1060         (arm_extendhisi2_reg, arm_extendqisi2_reg): Delete.
1061         (arm_zero_extendhisi2addsi): Remove subreg.  Add attributes.
1062         (arm_zero_extendqisi2addsi, arm_extendhisi2addsi): Likewise.
1063         (arm_extendqisi2addsi): Likewise.
1064
1065         2003-12-31  Mark Mitchell  <mark@codesourcery.com>
1066
1067         Revert this change:
1068         * config/arm/arm.h (THUMB_LEGTITIMIZE_RELOAD_ADDRESS): Reload REG
1069         + REG addressing modes.
1070
1071         * config/arm/arm.h (THUMB_LEGTITIMIZE_RELOAD_ADDRESS): Reload REG
1072         + REG addressing modes.
1073
1074         2003-12-30  Mark Mitchell  <mark@codesourcery.com>
1075
1076         * config/arm/arm.h (THUMB_LEGITIMATE_CONSTANT_P): Accept
1077         CONSTANT_P_RTX.
1078
1079         2003-30-12  Paul Brook  <paul@codesourcery.com>
1080
1081         * longlong.h: protect arm inlines with !defined (__thumb__)
1082
1083         2003-30-12  Paul Brook  <paul@codesourcery.com>
1084
1085         * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Always define __arm__.
1086
1087         2003-12-30  Nathan Sidwell  <nathan@codesourcery.com>
1088
1089         * builtins.c (expand_builtin_apply_args_1): Fix typo in previous
1090         change.
1091
1092         2003-12-29  Nathan Sidwell  <nathan@codesourcery.com>
1093
1094         * builtins.c (expand_builtin_apply_args_1): Add pretend args size
1095         to the virtual incoming args pointer for downward stacks.
1096
1097         2003-12-29  Paul Brook  <paul@codesourcery.com>
1098
1099         * config/arm/arm-cores.def: Add cost function.
1100         * config/arm/arm.c (arm_*_rtx_costs): New functions.
1101         (arm_rtx_costs): Remove
1102         (struct processors): Add rtx_costs field.
1103         (all_cores, all_architectures): Ditto.
1104         (arm_override_options): Set targetm.rtx_costs.
1105         (thumb_rtx_costs): New function.
1106         (arm_rtx_costs_1): Remove cases handled elsewhere.
1107         * config/arm/arm.h (processor_type): Add COSTS parameter.
1108
1109         2003-12-29  Nathan Sidwell  <nathan@codesourcery.com>
1110
1111         * config/arm/arm.md (generic_sched): arm926 has its own scheduler.
1112         (arm926ejs.md): Include it.
1113         * config/arm/arm926ejs.md: New pipeline description.
1114
1115         2003-12-24  Paul Brook  <paul@codesourcery.com>
1116
1117         * config/arm/arm.c (arm_arch6j): New variable.
1118         (arm_override_options): Set it.
1119         (arm_emit_extendsi): New function.
1120         * config/arm/arm-protos.h (arm_emit_extendsi): Add prototype.
1121         * config/arm/arm.h (arm_arch6j): Declare.
1122         * config/arm/arm.md: Add sign/zero extend insns.
1123
1124         2003-12-23  Paul Brook  <paul@codesourcery.com>
1125
1126         * config/arm/arm.c (all_architectures): Add armv6.
1127         * doc/invoke.texi: Document it.
1128
1129         2003-12-19  Paul Brook  <paul@codesourcery.com>
1130
1131         * config/arm/arm.md: Add load1 and load_byte "type" attrs.  Modify
1132         insn patterns to match.
1133         * config/arm/arm-generic.md: Ditto.
1134         * config/arm/cirrus.md: Ditto.
1135         * config/arm/fpa.md: Ditto.
1136         * config/amm/iwmmxt.md: Ditto.
1137         * config/arm/arm1026ejs.md: Ditto.
1138         * config/arm/arm1135jfs.md: Ditto.  Add insn_reservation and bypasses
1139         for 11_loadb.
1140
1141         2003-12-18  Nathan Sidwell  <nathan@codesourcery.com>
1142
1143         * config/arm/arm-protos.h (arm_no_early_alu_shift_value_dep): Declare.
1144         * config/arm/arm.c (arm_adjust_cost): Check shift cost for
1145         TYPE_ALU_SHIFT and TYPE_ALU_SHIFT_REG.
1146         (arm_no_early_store_addr_dep, arm_no_early_alu_shift_dep,
1147         arm_no_early_mul_dep): Correctly deal with conditional execution,
1148         parallels and single shift operations.
1149         (arm_no_early_alu_shift_value_dep): Define.
1150         * arm.md (attr type): Replace 'normal' with 'alu',
1151         'alu_shift' and 'alu_shift_reg'.
1152         (attr core_cycles): Adjust.
1153         (*addsi3_carryin_shift, andsi_not_shiftsi_si, *arm_shiftsi3,
1154         *shiftsi3_compare0, *notsi_shiftsi, *notsi_shiftsi_compare0,
1155         *not_shiftsi_compare0_scratch, *cmpsi_shiftsi, *cmpsi_shiftsi_swp,
1156         *cmpsi_neg_shiftsi, *arith_shiftsi, *arith_shiftsi_compare0,
1157         *arith_shiftsi_compare0_scratch, *sub_shiftsi,
1158         *sub_shiftsi_compare0, *sub_shiftsi_compare0_scratch,
1159         *if_shift_move, *if_move_shift, *if_shift_shift): Set type
1160         attribute appropriately.
1161         * config/arm/arm1026ejs.md (alu_op): Adjust.
1162         (alu_shift_op, alu_shift_reg_op): New.
1163         * config/arm/arm1136.md: Add better bypasses for early
1164         registers. Remove load[234] and store[234] bypasses.
1165         (11_alu_op): Adjust.
1166         (11_alu_shift_op, 11_alu_shift_reg_op): New.
1167
1168         2003-12-15  Nathan Sidwell  <nathan@codesourcery.com>
1169
1170         * config/arm/arm-protos.h (arm_no_early_store_addr_dep,
1171         arm_no_early_alu_shift_dep, arm_no_early_mul_dep): Declare.
1172         * config/arm/arm.c (arm_no_early_store_addr_dep,
1173         arm_no_early_alu_shift_dep, arm_no_early_mul_dep): Define.
1174         * config/arm/arm1026ejs.md: Add load-store bypass.
1175         * config/arm/arm1136jfs.md (11_alu_op): Take 2 cycles.
1176         Add bypasses between instructions.
1177
1178         2003-12-10  Paul Brook  <paul@codesourcery.com>
1179
1180         * config/arm/arm.c (arm_fpu_model): New variable.
1181         (arm_fload_abi): New variable.
1182         (target_fpe_name): Rename from target_fp_name.
1183         (target_fpu_name): New variable.
1184         (arm_is_cirrus): Remove.
1185         (fpu_desc): New struct.
1186         (all_fpus): Define.
1187         (pf_model_for_fpu): Define.
1188         (all_loat_abis): Define.
1189         (arm_override_options): Set fp arch flags based on -mfpu=
1190         and -float-abi=.
1191         (FIRST_FPA_REGNUM): Rename from FIRST_ARM_FP_REGNUM.
1192         (LAST_FPA_REGNUM): Rename from LAST_ARM_FP_REGNUM.
1193         (*): Use new TARGET_* flags.
1194         * config/arm/arm.h (TARGET_ANY_HARD_FLOAT): Remove.
1195         (TARGET_HARD_FLOAT): No longer implies TARGET_FPA.
1196         (TARGET_SOFT_FLOAT): Ditto.
1197         (TARGET_SOFT_FLOAT_ABI): New.
1198         (TARGET_MAVERICK): Rename from TARGET_CIRRUS.  No longer implies
1199         TARGET_HARD_FLOAT.
1200         (TARGET_VFP): No longer implies TARGET_HARD_FLOAT.
1201         (TARGET_OPTIONS): Add -mfpu=.
1202         (FIRST_FPA_REGNUM): Rename from FIRST_ARM_FP_REGNUM.
1203         (LAST_FPA_REGNUM): Rename from LAST_ARM_FP_REGNUM.
1204         (arm_pf_model): Define.
1205         (arm_float_abi_type): Define.
1206         (fputype): Add FPUTYPE_VFP.  Change SOFT_FPA->NONE
1207         * config/arm/arm.md: Use new TARGET_* flags.
1208         * config/arm/cirrus.md: Ditto.
1209         * config/arm/fpa.md: Ditto.
1210         * config/arm/elf.h (ASM_SPEC): Pass -mfloat-abi= and -mfpu=.
1211         * config/arm/semi.h (ASM_SPEC): Ditto.
1212         * config/arm/netbsd-elf.h (SUBTARGET_ASM_FLOAT_SPEC): Specify vfp.
1213         (FPUTYPE_DEFAULT): Set to VFP.
1214         * doc/invoke.texi: Document -mfpu= and -mfloat-abi=.
1215
1216         2003-11-22  Phil Edwards  <phil@codesourcery.com>
1217
1218         PR target/12476
1219         * config/arm/arm.c (arm_output_mi_thunk):  In Thumb mode, use
1220         'bx' instead of 'b' to avoid branch range restrictions.  Output
1221         the thunk immediately before the thunked-to function.
1222         * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME):  Do not emit
1223         .thumb_func if a thunk is being generated.  Emit .code 16 along
1224         with .thumb_func if a thunk is not being generated.
1225
1226         2003-11-15  Nicolas Pitre <nico@cam.org>
1227
1228         * config/arm/arm.md (ashldi3, arm_ashldi3_1bit, ashrdi3,
1229         arm_ashrdi3_1bit, lshrdi3, arm_lshrdi3_1bit): New patterns.
1230         * config/arm/iwmmxt.md (ashrdi3_iwmmxt): Renamed from ashrdi3.
1231         (lshrdi3_iwmmxt): Renamed from lshrdi3.
1232         * config/arm/arm.c (IWMMXT_BUILTIN2): Renamed argument accordingly.
1233
1234         2003-11-12  Steve Woodford  <scw@wasabisystems.com>
1235             Ian Lance Taylor  <ian@wasabisystems.com>
1236
1237         * config/arm/lib1funcs.asm (ARM_DIV_BODY, ARM_MOD_BODY): Add new
1238         code for __ARM_ARCH__ >= 5 && ! defined (__OPTIMIZE_SIZE__).
1239
1240         2003-11-05  Phil Edwards  <phil@codesourcery.com>
1241
1242         * config/arm/arm.md (insn):  Add new V6 instruction names.
1243         (generic_sched):  New attr.
1244         * config/arm/arm-generic.md:  Use generic_sched here.
1245         * config/arm/arm1026ejs.md:  Do not model fetch/issue/decode
1246         stages of pipeline.  Adjust latency counts accordingly.
1247         * config/arm/arm1136jfs.md:  New file.
1248
1249         2003-10-28  Mark Mitchell  <mark@codesourcery.com>
1250
1251         * config/arm/arm.h (processor_type): New enumeration type.
1252         (CPP_ARCH_DEFAULT_SPEC): Set appropriately for ARM 926EJ-S,
1253         ARM1026EJ-S, ARM1136J-S, and ARM1136JF-S processor cores.
1254         (CPP_CPU_ARCH_SPEC): Likewise.
1255         * config/arm/arm.c (arm_tune): New variable.
1256         (all_cores): Use cores.def.
1257         (all_architectures): Add representative processor.
1258         (arm_override_options): Restructure way in which tuning
1259         information is deduced.
1260         * arm.md: Update "insn" and "type" attributes throughout.
1261         (insn): New attribute.
1262         (type): Compute "mult" from "insn" attribute.  Add load2,
1263         load3, load4 alternatives.
1264         (arm automaton): Move to arm-generic.md.
1265         * config/arm/arm-cores.def: New file.
1266         * config/arm/arm-generic.md: Likewise.
1267         * config/arm/arm1026ejs.md: Likewise.
1268
1269 2004-02-03  Eric Botcazou  <ebotcazou@libertysurf.fr>
1270
1271         * doc/invoke.texi (SPARC options): Remove -mflat and
1272         all -mxxx (xxx:chip) options.
1273         * config/sparc/aout.h (DBX_REGISTER_NUMBER): Delete.
1274         * config/sparc/litecoff.h (DBX_REGISTER_NUMBER): Likewise.
1275         * config/sparc/netbsd-elf.h (DBX_REGISTER_NUMBER): Likewise.
1276         * config/sparc/sol2.h (DBX_REGISTER_NUMBER): Likewise.
1277         * config/sparc/sparc-protos.h: Delete sparc_flat_* prototypes.
1278         * config/sparc/sparc.c: Likewise.
1279         (sparc_output_function_prologue): Remove TARGET_FLAT handling.
1280         (sparc_nonflat_function_prologue): Rename into sparc_function_prologue.
1281         (sparc_output_function_epilogue): Remove TARGET_FLAT handling.
1282         (sparc_nonflat_function_epilogue): Rename into sparc_function_epilogue.
1283         (struct sparc_frame_info, current_frame_info, zero_frame_info): Delete.
1284         (sparc_flat_must_save_register_p): Likewise.
1285         (sparc_flat_compute_frame_size): Likewise.
1286         (sparc_flat_save_restore): Likewise.
1287         (sparc_flat_function_prologue): Likewise.
1288         (sparc_flat_function_epilogue): Likewise.
1289         (sparc_flat_epilogue_delay_slots): Likewise.
1290         (sparc_flat_eligible_for_epilogue_delay): Likewise.
1291         (sparc_function_ok_for_sibcall): Remove TARGET_FLAT handling.
1292         * config/sparc/sparc.h (MASK_FLAT, TARGET_FLAT): Delete.
1293         (TARGET_SWITCHES): Remove -mflat and all -mxxx (xxx:chip) options.
1294         (SPARC_INCOMING_INT_ARG_FIRST): Remove TARGET_FLAT handling.
1295         (CONDITIONAL_REGISTER_USAGE): Likewise.
1296         (FRAME_POINTER_REQUIRED): Likewise.
1297         (INITIAL_ELIMINATION_OFFSET): Likewise.
1298         (BASE_RETURN_VALUE_REG): Likewise.
1299         (BASE_OUTGOING_VALUE_REG): Likewise.
1300         (BASE_PASSING_ARG_REG): Likewise.
1301         (BASE_INCOMING_ARG_REG): Likewise.
1302         (INCOMING_REGNO): Likewise.
1303         (OUTGOING_REGNO): Likewise.
1304         (LOCAL_REGNO): Likewise.
1305         (DELAY_SLOTS_FOR_EPILOGUE): Likewise.
1306         (ELIGIBLE_FOR_EPILOGUE_DELAY): Likewise.
1307         (EPILOGUE_USES): Likewise.
1308         * config/sparc/sparc.md ("isa" attribute): Change "v6" into "v7".
1309         ("flat" attribute): Delete.
1310         (do_builtin_setjmp_setup): Remove TARGET_FLAT and "flat" attribute
1311         handling.
1312         (call followed by jump define_peephole's): Delete.
1313         (exception_receiver): Likewise.
1314         (builtin_setjmp_receiver): Likewise.
1315         * config/sparc/t-sparclite (MULTILIB_OPTIONS): Remove -mflat.
1316
1317 2004-02-03  Paolo Bonzini  <bonzini@gnu.org>
1318
1319         PR c/11658
1320         PR c/13994
1321         * Makefile.in (c-parse.o, c-convert.o, c-typeck.o): Depend
1322         on langhooks.h.
1323         * objc/Make-lang.in (objc-parse.o): Depend on langhooks.h.
1324         * c-parse.in, c-convert.c, c-typeck.c, objc/objc-act.c:
1325         Include langhooks.h.  Replace c_common_truthvalue_conversion
1326         with the truthvalue_conversion language hook throughout.
1327         (expr_no_commas): Call default_conversion before save_expr
1328         for the first term of the production 'x ? : y'.
1329         * c-common.c (c_common_truthvalue_conversion): Remove
1330         obsolete block.  Invoke recursively the hook instead
1331         of this function.
1332         * c-convert.c (convert): handle ERROR_MARK_NODE.
1333         * c-typeck.c (build_binary_op): handle ERROR_MARK_NODE
1334         returned by the truthvalue_conversion language hook.
1335         * c-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Use
1336         c_objc_common_truthvalue_conversion.
1337         * c-objc-common.c (c_objc_common_truthvalue_conversion):
1338         New function.
1339         * c-tree.h (c_objc_common_truthvalue_conversion): Declare it.
1340         * objc/objc-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Use
1341         c_objc_common_truthvalue_conversion.
1342
1343 2004-02-03  Kazu Hirata  <kazu@cs.umass.edu>
1344
1345         * config/c4x/c4x.h (FUNCTION_VALUE): Use gen_rtx_REG instead
1346         of gen_rtx.
1347         (LIBCALL_VALUE): Likewise.
1348         * config/ip2k/ip2k.c (mdr_try_propagate_clr_sequence): Use
1349         gen_rtx_CC0 instead of gen_rtx.
1350         * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use
1351         gen_rtx_fmt_e and gen_rtx_fmt_ee instead of gen_rtx.
1352         (m68hc11_expand_compare): Use gen_rtx_fmt_ee instead of
1353         gen_rtx.
1354         (m68hc11_emit_logical): Likewise.
1355
1356 2004-02-03  Kazu Hirata  <kazu@cs.umass.edu>
1357
1358         * config/alpha/alpha.c, config/arm/arm.c, config/c4x/c4x.c,
1359         config/fr30/fr30.md, config/frv/frv.c, config/frv/frv.md,
1360         config/h8300/h8300.c, config/ia64/ia64.c, config/ip2k/ip2k.md,
1361         config/m32r/m32r.md, config/m68hc11/m68hc11.c,
1362         config/mips/mips.md, config/mmix/mmix.c,
1363         config/mn10300/mn10300.c, config/mn10300/mn10300.md,
1364         config/ns32k/ns32k.c, config/pa/pa.md, config/pdp11/pdp11.c,
1365         config/rs6000/altivec.md, config/s390/s390.c,
1366         config/s390/s390.h, config/s390/s390.md, config/sh/sh.c,
1367         config/sh/sh.h, config/sh/sh.md, config/stormy16/stormy16.c:
1368         Use const0_rtx instead of GEN_INT (0).  Do the same for other
1369         constants that are readily available.
1370
1371 2004-02-03  Kazu Hirata  <kazu@cs.umass.edu>
1372
1373         * doloop.c, optabs.c, regmove.c, sched-deps.c,
1374         config/i386/i386.c, config/i386/i386.md: Use const0_rtx
1375         instead of GEN_INT (0).  Do the same for other constants that
1376         are readily available.
1377
1378 2004-02-03  Kazu Hirata  <kazu@cs.umass.edu>
1379
1380         * combine.c (simplify_set): Use gen_rtx_fmt_e instead of
1381         gen_rtx.
1382         * emit-rtl.c (init_emit_once): Use gen_rtx_PC and gen_rtx_CC0
1383         instead of gen_rtx.
1384         * reload1.c (init_elim_table): Use gen_rtx_fmt_e instead of
1385         gen_rtx.
1386         * config/ns32k/ns32k.md (udivmodhi4): Use gen_rtx_IOR and
1387         gen_rtx_ASHIFT instead of gen_rtx.
1388         (udivmodqi4): Likewise.
1389
1390 2004-02-02  Richard Henderson  <rth@redhat.com>
1391
1392         PR target/13789
1393         * expr.c (store_expr): Use force_operand before emit_move_insn.
1394
1395 2004-02-02  Jeff Law  <law@redhat.com>
1396             Roger Sayle  <roger@eyesopen.com>
1397
1398         * tree.c (commutative_tree_code, associative_tree_code): New
1399         functions.
1400         (iterative_hash_expr): Use commutative_tree_code.
1401         * tree.h (commutative_tree_code, associative_tree_code): Declare.
1402         * fold-const.c (operand_equal_p): Use commutative_tree_code
1403         rather than inlining the commutativity check.
1404         (fold): Likewise.
1405
1406 2004-02-02  Kazu Hirata  <kazu@cs.umass.edu>
1407
1408         * system.h (FUNCTION_ARG_KEEP_AS_REFERENCE): Poison.
1409         * config/frv/frv-protos.h: Remove the prototype for
1410         frv_function_arg_keep_as_reference.
1411         * config/frv/frv.c (frv_function_arg_keep_as_reference):
1412         Remove.
1413         * config/frv/frv.h (FUNCTION_ARG_KEEP_AS_REFERENCE): Likewise.
1414         * config/stormy16/stormy16.h: Remove the commented-out
1415         definition of FUNCTION_ARG_KEEP_AS_REFERENCE.
1416
1417 2004-02-03  Alan Modra  <amodra@bigpond.net.au>
1418
1419         PR target/13914
1420         * config/rs6000/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Use ap
1421         for retaddr_column.
1422
1423 2004-02-02  Kazu Hirata  <kazu@cs.umass.edu>
1424
1425         * genemit.c (gen_exp): Generate gen_rtx_fmt_e* instead of
1426         gen_rtx.
1427
1428 2004-02-02  Eric Christopher  <echristo@redhat.com>
1429             Zack Weinberg  <zack@codesourcery.com>
1430
1431         * c-opts.c (c_common_handle_option): Add -finput-charset.
1432         * c.opt: Ditto.
1433         * cppcharset.c (one_iso88591_to_utf8): Remove.
1434         (convert_iso88591_utf8): Ditto.
1435         (conversion_tab): Remove 8859-1 converter.
1436         (_cpp_input_to_utf8): Remove.
1437         (_cpp_init_iconv_buffer): Ditto.
1438         (_cpp_close_iconv_buffer): Ditto.
1439         (_cpp_convert_input): New function.
1440         (_cpp_default_encoding): Ditto.
1441         * cpphash.h: Add/remove prototypes for above.
1442         * cppfiles.c (read_file_guts): Use _cpp_convert_input.
1443         * cppinit.c (cpp_create_reader): Use _cpp_default_encoding
1444         for narrow execution and input character sets.
1445         * cpplib.c (cpp_push_buffer): Delete uses of removed functions.
1446         * doc/cppopts.texi: Document -finput-charset.
1447
1448 2004-02-02  David Edelsohn  <edelsohn@gnu.org>
1449
1450         * rtlanal.c (refers_to_regno_p): Test regno, not inner_regno,
1451         against FIRST_PSEUDO_REGISTER.
1452
1453 2004-02-02  Eric Botcazou  <ebotcazou@libertysurf.fr>
1454
1455         * doc/invoke.texi (SPARC options): Further improve.
1456
1457 2004-02-02  Kazu Hirata  <kazu@cs.umass.edu>
1458
1459         * config/arm/arm.md, config/c4x/c4x.md, config/cris/cris.md,
1460         config/h8300/h8300.c, config/ip2k/ip2k.md,
1461         config/iq2000/iq2000.c, config/mips/mips.c,
1462         config/rs6000/rs6000.c, config/rs6000/rs6000.md,
1463         config/sh/sh.c, config/sh/sh.md, config/stormy16/stormy16.c,
1464         config/v850/v850.md: Fix indentation.
1465
1466 2004-02-02  Eric Botcazou  <ebotcazou@libertysurf.fr>
1467
1468         * config/sparc/sparc.c (function_arg_slotno): Align TImode
1469         arguments on a 16-byte boundary in the parameter array if ARCH64.
1470         Split handling of TFmode.
1471
1472 2004-02-02  Paolo Bonzini  <bonzini@gnu.org>
1473
1474         * rtlanal.c (reg_overlap_mentioned_p) [!ENABLE_CHECKING]:
1475         Don't test CONSTANT_P (x).
1476         (reg_overlap_mentioned_p): Merge check for STRICT_LOWPART,
1477         ZERO_EXTRACT, SIGN_EXTRACT with the switch statement.
1478         Fix misindentation.
1479
1480 2004-02-02  Eric Botcazou  <ebotcazou@libertysurf.fr>
1481
1482         * doc/invoke.texi (SPARC options): Document that -mflat is deprecated.
1483
1484 2004-02-02  Kazu Hirata  <kazu@cs.umass.edu>
1485
1486         * config/arc/arc.md, config/arm/arm.c, config/arm/arm.md,
1487         config/c4x/c4x.c, config/c4x/c4x.md, config/cris/cris.md,
1488         config/frv/frv.c, config/h8300/h8300.c, config/ip2k/ip2k.md,
1489         config/iq2000/iq2000.c, config/m32r/m32r.c,
1490         config/mcore/mcore.c, config/mips/mips.c, config/mmix/mmix.md,
1491         config/mn10300/mn10300.c, config/rs6000/rs6000.c,
1492         config/rs6000/rs6000.md, config/sh/sh.c, config/sh/sh.md,
1493         config/stormy16/stormy16.c, config/v850/v850.md,
1494         config/xtensa/xtensa.c: Replace gen_rtx with gen_rtx_fmt_e*.
1495
1496 2004-02-01  Kazu Hirata  <kazu@cs.umass.edu>
1497
1498         * config/mcore/mcore.c (block_move_sequence): Replace
1499         gen_rtx_CONST_INT with GEN_INT.
1500
1501 2004-02-02  Jan Hubicka  <jh@suse.cz>
1502
1503         * alias.c (record_set): Use hard_regno_nregs.
1504         * bt-load.c (find_btr_reference, note_btr_set): Likewise.
1505         * builtins.c (apply_args_size): Likewise.
1506         * caller-save.c (setup_save_areas, save_call_clobbered_regs,
1507         mark_set_regs, add_stored_regs, mark_referenced_regs,
1508         insert_restore, insert_save, insert_one_insn): Likewise.
1509         * cfgcleanup.c: Include regs.h
1510         (mark_effect, mentions_nonequal_regs): Likewise.
1511         * cfgrtl.c (mark_killed_regs): Likewise
1512         * combine.c (update_table_tick, record_value_for_reg,
1513         record_dead_and_set_regs, get_last_value_validate, use_crosses_set_p,
1514         reg_dead_at_p_1, reg_dead_at_p, mark_used_regs_combine, move_deaths,
1515         reg_bitfield_target_p, distribute_notes): Likewise.
1516         * cse.c (mention_regs, insert, invalidate, invalidate_for_call,
1517         exp_equiv_p, cse_insn): Likewise.
1518         * cselib.c (cselib_lookup): Likewise.
1519         (cselib_invalidate_regno, cselib_record_set): Likewise.
1520         * df.c (df_ref_record): Likewise.
1521         * dwarf2out.c (reg_loc_descriptor, multiple_reg_loc_descriptor):
1522         Likewise.
1523         * flow.c (mark_reg, insn_dead_p, mark_set_1, mark_used_reg,
1524         count_or_remove_death_notes_bb): Likewise.
1525         * function.c (aggregate_value_p, keep_stack_depressed): Likewise.
1526         * gloval.c (global_alloc, find_reg, mark_reg_store, mark_reg_conflicts,
1527         mark_reg_death, set_preference, reg_becomes_live, reg_dies): Likewise.
1528         * integrate.c (mark_stores): Likewise.
1529         * jump.c (delete_prior_computation): Likewise.
1530         * lcm.c (reg_dies, reg_becomes_live): Likewise.
1531         * local-alloc.c (combine_regs, find_free_reg, post_mark_life): Likewise.
1532         * loop.c (LOOP_REGNO_NREGS): Likewise.
1533         * postreload.c (reload_combine, reload_combine_note_store,
1534         reload_combine_note_use, reload_cse_move2add, move2add_note_store): Likewise.
1535         * ra-colorize.c (combine, color_usable_p, get_free_reg,
1536         calculate_dont_begin, calculate_dont_begin, colorize_one_web,
1537         try_recolor_web, insert_coalesced_conflicts, check_colors,
1538         break_precolored_alias): Likewise.
1539         * ra-debug.c: Include regs.h
1540         (ra_print_rtx_object): Likewise.
1541         * ra-rewrite (choose_spill_colors): Likewise.
1542         (spill_same_color_p, update_spill_colors, spill_is_free): Likewise.
1543         * ra.c (init_ra): Likewise.
1544         * recog.c (reg_fits_class_p, peep2_reg_dead_p,
1545         peep2_find_free_register): Likewise.
1546         * reg-stack.c (subst_stack_regs_pat, convert_regs_exit): Likewise.
1547         * regclass.c (hard_regno_nregs): New array.
1548         (init_reg_modes_once): Initialize it.
1549         (choose_hard_reg_mode): Use it.
1550         (record_reg_classes): Likewise.
1551         * regmove.c (mark_flags_life_zones): Likewise.
1552         * regrename.c (note_sets, clear_dead_regs, regrename_optimize,
1553         scan_rtx_reg, dump_def_use_chain, kill_value, set_value_regno,
1554         copy_value, maybe_mode_change, find_oldest_value_reg,
1555         copyprop_hardreg_forward_1):
1556         * regs.h (hard_regno_nregs): Declare.
1557         * realod.c (reload_inner_reg_of_subreg): Use it.
1558         (push_reload, combine_reloads, find_dummy_reload,
1559         hard_reg_set_here_p, operands_match_p, decompose, find_reloads,
1560         refers_to_regno_for_reload_p, find_equiv_reg, regno_clobbered_p,
1561         reload_adjust_reg_for_mode): Likewise.
1562         * reload1.c (compute_use_by_pseudos, count_pseudo,
1563         count_spilled_pseudo, find_reg, find_reload_regs, mark_home_live,
1564         spill_hard_reg, forget_old_reloads_1, mark_reload_reg_in_use,
1565         clear_reload_reg_in_use, reload_reg_free_for_value_p, free_for_value_p
1566         allocate_reload_reg, choose_reload_regs, emit_reload_insns,
1567         delete_output_reload): Likewise.
1568         * resource.c (update_live_status, mark_referenced_resources,
1569         mark_set_resources, mark_target_live_regs): Likewise.
1570         * rtlanal.c:  Include regs.h
1571         (refers_to_regno_p, reg_overlap_mentioned_p, dead_or_set_p,
1572         dead_or_set_regno_p, find_regno_note, find_reg_fusage,
1573         subreg_regno_offset, subreg_offset_representable_p,
1574         hoist_test_store): Likewise.
1575         * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
1576         * sched-rgn.c (check_live_1, update_live_1): Likewise.
1577         * stmt.c: Include regs.h
1578         (decl_conflicts_with_clobbers_p): Likewise.
1579         * varasm.c (make_decl_rtl): Likewise.
1580         * Makefile.in (cfgcleanup.o, rtlanal.o, ra-debug.o): Add regs.h dependnecy.
1581
1582 2004-02-01  Kazu Hirata  <kazu@cs.umass.edu>
1583
1584         * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
1585         config/arm/linux-gas.h, config/arm/netbsd-elf.h,
1586         config/arm/netbsd.h, config/arm/pe.c, config/avr/avr.c,
1587         config/avr/avr.h, config/avr/avr.md, config/c4x/c4x.h,
1588         config/cris/cris.h, config/fr30/fr30.h, config/frv/frv.c,
1589         config/frv/frv.h, config/ip2k/ip2k.c, config/iq2000/iq2000.c,
1590         config/iq2000/iq2000.h, config/m32r/m32r.c,
1591         config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
1592         config/m68hc11/m68hc11.md, config/m68k/m68k.md,
1593         config/mcore/mcore.c, config/mcore/mcore.h,
1594         config/mcore/mcore.md, config/mips/mips.c,
1595         config/ns32k/ns32k.h, config/ns32k/ns32k.md,
1596         config/rs6000/rs6000.c, config/s390/s390.c,
1597         config/s390/s390.md, config/sparc/sparc.c, config/v850/v850.c,
1598         config/xtensa/xtensa.h, config/xtensa/xtensa.md: Replace
1599         "gen_rtx (FOO, " with "gen_rtx_FOO (".
1600
1601 2004-02-01  Kazu Hirata  <kazu@cs.umass.edu>
1602
1603         * config/h8300/h8300.md (two peephole2's): New.
1604
1605 2004-02-01  Eric Botcazou  <ebotcazou@libertysurf.fr>
1606
1607         * config/sparc/sol2-bi.h: Handle TARGET_CPU_ultrasparc3.
1608         (CPP_CPU_SPEC): Handle -mcpu=ultrasparc3.
1609         (ASM_CPU_SPEC): Likewise
1610         * config/sparc/sol2.h: Handle TARGET_CPU_ultrasparc3.
1611         (ASM_CPU_SPEC): Remove -mcpu=v8plus.  Handle -mcpu=ultrasparc3.
1612
1613 2004-02-01  Roger Sayle  <roger@eyesopen.com>
1614
1615         * builtins.c (expand_builtin_pow): If flag_unsafe_math_optimizations
1616         isn't set, don't call expand_builtin_mathfn_2 to use the pow optab.
1617         (expand_builtin): Always call expand_builtin_pow.
1618
1619 2004-02-01  Roger Sayle  <roger@eyesopen.com>
1620
1621         * builtins.def (BUILT_IN_SIGNBIT, BUILT_IN_SIGNBITF,
1622         BUILT_IN_SIGNBITL): New GCC builtins.
1623         * builtins.c (expand_builtin_signbit): New function to RTL expand
1624         calls to signbit, signbitf and signbitl as inline intrinsics.
1625         (expand_builtin): Call expand_builtin_signbit for BUILT_IN_SIGNBIT*.
1626         (fold_builtin_signbit): New function to perform constant folding
1627         of signbit, signbitf and signbitl.
1628         (fold_builtin): Call fold_builtin_signbit for BUILT_IN_SIGNBIT*.
1629
1630         * doc/extend.texi: Document new signbit{,f,l} builtins.
1631
1632 2004-02-01  Richard Sandiford  <rsandifo@redhat.com>
1633
1634         * config/mips/mips.md (adddi3_internal_2): Remove superfluous %s.
1635
1636 2004-02-01  Chris Demetriou  <cgd@broadcom.com>
1637
1638         * config/mips/mips.h (PREDICATE_CODES): Remove entries for
1639         "mips_const_double_ok" and "simple_memory_operand", which were
1640         removed from the MIPS port with the mips-3_4-rewrite branch merge.
1641         * config/mips/mips.c (mips16_lay_out_constants): Update comment
1642         for removal of simple_memory_operand.
1643
1644 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
1645
1646         * config/c4x/c4x.md: Use GEN_INT instead of
1647         gen_rtx (CONST_INT, ...).
1648
1649 2004-01-31  Richard Henderson  <rth@redhat.com>
1650
1651         * varasm.c (output_constant_pool): Don't zap the pool.
1652
1653 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
1654
1655         * genrecog.c (decision_type): Add DT_const_int.
1656         (write_cond) [DT_const_int]: Print a comparison against small
1657         constant.
1658         (write_node): Simplify comparisons against small constants
1659         before printing tests.
1660
1661 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
1662
1663         * config/m32r/m32r.c (m32r_load_pic_register): Use GEN_INT
1664         instead of gen_rtx_CONST_INT.
1665
1666 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
1667
1668         * config/xtensa/xtensa.h (DYNAMIC_CHAIN_ADDRESS): Use GEN_INT
1669         instead of gen_rtx_CONST_INT.
1670
1671 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
1672
1673         * target-def.h (TARGET_STRICT_ARGUMENT_NAMING): Define as
1674         hook_bool_CUMULATIVE_ARGS_false.
1675         * targhooks.c (default_strict_argument_naming): Rename to
1676         hook_bool_CUMULATIVE_ARGS_false.
1677         * targhooks.h: Update the prototype for
1678         default_strict_argument_naming.
1679
1680 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
1681
1682         * config/sh/sh.c: Replace "gen_rtx (FOO, " with "gen_rtx_FOO (".
1683         * config/sh/sh.h: Likewise.
1684         * config/sh/sh.md: Likewise.
1685
1686 2004-01-31  Eric Botcazou  <ebotcazou@libertysurf.fr>
1687
1688         * doc/invoke.texi (SPARC options): Restructure and update.
1689
1690 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
1691
1692         * system.h (PROMOTE_FUNCTION_ARGS, STRUCT_VALUE_INCOMING, and
1693         STRICT_ARGUMENT_NAMING): Poison.
1694         * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS): Define as
1695         hook_bool_tree_false.
1696         * targhooks.c (default_promote_function_args): Remove.
1697         (default_struct_value_rtx): Don't use STRUCT_VALUE_INCOMING.
1698         Don't check incoming.
1699         (default_strict_argument_naming): Don't use
1700         STRICT_ARGUMENT_NAMING.
1701         * targhooks.h: Remove the prototype for
1702         default_promote_function_args.
1703
1704 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
1705
1706         * config/i386/i386-protos.h: Remove the prototype for
1707         ix86_setup_incoming_varargs.
1708         * config/i386/i386.c (TARGET_SETUP_INCOMING_VARARGS): New.
1709         (ix86_setup_incoming_varargs): Make it static.
1710         * config/i386/i386.h (SETUP_INCOMING_VARARGS): Remove.
1711
1712 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
1713
1714         * alloc-pool.c: Fix comment typos.
1715         * builtin-types.def: Likewise.
1716         * builtins.def: Likewise.
1717         * c-pretty-print.c: Likewise.
1718         * df.h: Likewise.
1719         * reload1.c: Likewise.
1720
1721 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
1722
1723         * doc/invoke.texi: Follow spelling conventions.
1724         * doc/tm.texi: Likewise.
1725
1726 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
1727
1728         * doc/install.texi: Fix typos.
1729         * doc/invoke.texi: Likewise.
1730
1731 2004-01-31  Ulrich Weigand  <uweigand@de.ibm.com>
1732
1733         * config/s390/s390.c (s390_decompose_address): Do not treat virtual
1734         registers as pointers.
1735         * config/s390/s390.md ("*la_31" second peephole2): Fix incorrect mode.
1736
1737 2004-01-31  Paolo Bonzini  <bonzini@gnu.org>
1738
1739         * combine.c (cse_main): Set gen_lowpart to gen_lowpart_for_combine
1740         and restore it to gen_lowpart_general on exit.
1741         (gen_lowpart_for_combine): Adjust all callers to go through
1742         gen_lowpart.
1743         * cse.c (cse_main): Set gen_lowpart to gen_lowpart_if_possible
1744         and restore it to gen_lowpart_general on exit.
1745         (gen_lowpart_if_possible): Adjust all callers to go through
1746         gen_lowpart.
1747         * emit-rtl.c (gen_lowpart_general): New name of gen_lowpart.
1748         (gen_lowpart): Declare as pointer to function, initialized to
1749         gen_lowpart_general.
1750         * rtl.h (gen_lowpart): Declare as pointer to function.
1751
1752 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
1753
1754         * bt-load.c: Replace "gen_rtx (FOO, " with "gen_rtx_FOO (".
1755         * calls.c: Likewise.
1756         * emit-rtl.c: Likewise.
1757         * function.c: Likewise.
1758         * reload1.c: Likewise.
1759         * config/i386/cygming.h: Likewise.
1760         * config/i386/i386.c: Likewise.
1761         * config/i386/winnt.c: Likewise.
1762
1763 2004-01-30  Dara Hazeghi  <dhazeghi@yahoo.com>
1764
1765         PR bootstrap/9249
1766         * doc/install.texi: document --enable-__cxa_atexit option.
1767         * configure.ac: Disable __cxa_atexit if not supported.
1768         * configure: Regenerate.
1769
1770 2003-01-30  Daniel Berlin  <dberlin@dberlin.org>
1771
1772         * ggc-zone.c (ggc_free): New function.
1773
1774 2004-01-30  Kazu Hirata  <kazu@cs.umass.edu>
1775
1776         alloc-pool.c, c-lex.c, c-pragma.h, c-semantics.c, cfghooks.c,
1777         cfghooks.h, cfglayout.c, cfgloopmanip.c, debug.c, debug.h,
1778         flow.c, genextract.c, ggc-common.c, ggc-page.c, ggc.h,
1779         ifcvt.c, jump.c, loop-unswitch.c, timevar.c, timevar.def,
1780         tree-optimize.c, vmsdbgout.c, config/fp-bit.c,
1781         config/alpha/alpha.c, config/alpha/alpha.h,
1782         config/alpha/alpha.md, config/alpha/unicosmk.h,
1783         config/alpha/vms.h, config/arm/linux-elf.h, config/avr/avr.c,
1784         config/c4x/c4x-protos.h, config/c4x/c4x.md,
1785         config/d30v/d30v.h, config/frv/frv.md, config/frv/frvbegin.c,
1786         config/frv/frvend.c, config/i386/cygming.h,
1787         config/i386/djgpp.h, config/i386/emmintrin.h,
1788         config/i386/gthr-win32.c, config/i386/i386-interix.h,
1789         config/i386/i386-protos.h, config/i386/openbsd.h,
1790         config/i386/winnt.c, config/i386/xm-mingw32.h,
1791         config/i386/xmmintrin.h, config/ia64/ia64.md,
1792         config/iq2000/iq2000.md, config/m32r/m32r.md,
1793         config/m68k/m68k.md, config/mcore/mcore-elf.h,
1794         config/mcore/mcore.md, config/mips/elf.h, config/mips/elf64.h,
1795         config/mips/iris5gas.h, config/mips/iris6.h,
1796         config/mips/iris6gas.h, config/mips/linux.h,
1797         config/mips/mips.md, config/mips/netbsd.h,
1798         config/mips/openbsd.h, config/mips/windiss.h,
1799         config/pa/fptr.c, config/rs6000/aix.h,
1800         config/rs6000/altivec.h, config/rs6000/darwin.h,
1801         config/rs6000/xcoff.h, config/s390/s390-protos.h,
1802         config/s390/s390.c, config/s390/s390.h, config/s390/s390.md,
1803         config/sh/netbsd-elf.h, config/sh/sh.h, config/sh/vxworks.h,
1804         config/sparc/sol2.h: Update copyright.
1805
1806 2004-01-30  Kelley Cook  <kcook@gcc.gnu.org>
1807
1808         * Makefile.in (abs_docdir, abs_srcdir): Define.
1809         (doc/%.dvi, doc/gccinstall.dvi): Use $(abs_docdir).
1810
1811 2004-01-30  Kazu Hirata  <kazu@cs.umass.edu>
1812
1813         * genconfig.c (main): Have CC0_P check its operand even on a
1814         target without cc0.
1815
1816 2004-01-30  Kazu Hirata  <kazu@cs.umass.edu>
1817
1818         * config/alpha/alpha.c: Remove mentions of deprecates macros
1819         in comments, remove some target-independent comments about target
1820         macros, and/or add minimal function comments for target hook
1821         implementations.
1822         * config/avr/avr.c: Likewise.
1823         * config/ia64/ia64.h: Likewise.
1824         * config/ip2k/ip2k.c: Likewise.
1825         * config/iq2000/iq2000.c: Likewise.
1826         * config/m32r/m32r.h: Likewise.
1827         * config/m68hc11/m68hc11.c: Likewise.
1828         * config/mcore/mcore.c: Likewise.
1829         * config/mmix/mmix.c: Likewise.
1830         * config/mn10300/mn10300.c: Likewise.
1831         * config/pa/pa.c: Likewise.
1832         * config/pdp11/pdp11.c: Likewise.
1833         * config/rs6000/rs6000.h: Likewise.
1834         * config/sh/sh.c: Likewise.
1835         * config/sh/sh.h: Likewise.
1836         * config/sparc/sparc.c: Likewise.
1837         * config/sparc/sparc.h: Likewise.
1838         * config/stormy16/stormy16.c: Likewise.
1839         * config/xtensa/xtensa.c: Likewise.
1840
1841 2004-01-30  Ulrich Weigand  <uweigand@de.ibm.com>
1842
1843         PR optimization/12147
1844         * reload1.c (reload_reg_free_p): RELOAD_OTHER conflicts with
1845         RELOAD_FOR_OPADDR_ADDR.
1846         (reload_reg_reaches_end_p): RELOAD_FOR_OTHER_ADDRESS register
1847         might be reused as RELOAD_FOR_OPADDR_ADDR register.
1848
1849 2004-01-30  Jan Hubicka  <jh@suse.cz>
1850
1851         * reload.c (get_secondary_mem): Fix updating of
1852         secondary_memlocs_elim_used.
1853
1854 2004-01-30  Richard Henderson  <rth@redhat.com>
1855
1856         * varasm.c (struct rtx_const, struct pool_constant): Remove.
1857         (MAX_RTX_HASH_TABLE): Remove.
1858         (const_rtx_hash_table, const_rtx_sym_hash_table): Remove.
1859         (first_pool, last_pool, pool_offset): Remove.
1860         (struct rtx_constant_pool): Split out from ...
1861         (struct varasm_status): ... here.  Reference one via pointer.
1862         (struct constant_descriptor_rtx): Merge struct pool_constant.
1863         (SYMHASH): Remove.
1864         (decode_rtx_const): Remove.
1865         (const_hash_rtx, compare_constant_rtx): Remove.
1866         (record_constant_rtx): Remove.
1867         (const_desc_rtx_hash, const_desc_rtx_eq): New.
1868         (const_desc_rtx_sym_hash, const_desc_rtx_sym_eq): New.
1869         (const_rtx_hash_1, const_rtx_hash): New.
1870         (init_varasm_status): Allocate a rtx_constant_pool, and its hashes.
1871         (simplify_subtraction): Use simplify_rtx.
1872         (force_const_mem): Rewrite to use new data structures.
1873         (find_pool_constant): Likewise.
1874         (get_pool_constant, get_pool_constant_mark,
1875         get_pool_constant_for_function, get_pool_mode,
1876         get_pool_mode_for_function, get_pool_offset, get_pool_size): Likewise.
1877         (output_constant_pool_2): Split out from output_constant_pool.
1878         (output_constant_pool_1): Likewise.  Use new pool datastructures.
1879         (output_constant_pool): Zap entire pool datastructure.
1880         (mark_constant): Use new pool datastructures.
1881         (mark_constants): Use for_each_rtx.
1882         (mark_constant_pool): Use new pool datastructures.
1883
1884 2004-01-30  Fariborz Jahanian <fjahanian@apple.com>
1885
1886         * config/rs6000/rs6000.c (rs6000_emit_move): Remove #if 0.
1887         Copy operands[1] to pseudo for simplify_gen_subreg.
1888
1889 2004-01-30  Kazu Hirata  <kazu@cs.umass.edu>
1890
1891         * gcse.c (bypass_block): Fix a typo in the previous check-in
1892         to the file.
1893
1894 2004-01-30  Andrew Pinski <pinskia@physics.uc.edu>
1895
1896         * toplev.c: Include alloc-pool.h.
1897         * Makefile.in (toplev.c): Update dependencies.
1898
1899 2004-01-30  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
1900
1901         * combine.c (simplify_shift_const, case XOR): Be careful when
1902         commuting XOR with ASHIFTRT.
1903
1904 2004-01-30  Kazu Hirata  <kazu@cs.umass.edu>
1905             Eric Botcazou  <ebotcazou@libertysurf.fr>
1906
1907         * config/sparc/sparc-protos.h: Remove the prototype for
1908         sparc_builtin_saveregs.
1909         * config/sparc/sparc.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
1910         (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
1911         (TARGET_PROMOTE_PROTOTYPES): Likewise.
1912         (TARGET_STRUCT_VALUE_RTX): Likewise.
1913         (TARGET_RETURN_IN_MEMORY): Likewise.
1914         (TARGET_EXPAND_BUILTIN_SAVEREGS): Likewise.
1915         (TARGET_STRICT_ARGUMENT_NAMING): Likewise.
1916         (sparc_builtin_saveregs): Make it static.
1917         (sparc_promote_prototypes): New.
1918         (sparc_struct_value_rtx): Likewise.
1919         (sparc_return_in_memory): Likewise.
1920         * config/sparc/sparc.h: (PROMOTE_FUNCTION_ARGS): Remove.
1921         (PROMOTE_FUNCTION_RETURN): Likewise.
1922         (RETURN_IN_MEMORY): Likewise.
1923         (STRUCT_VALUE): Likewise.
1924         (STRUCT_VALUE_INCOMING): Likewise.
1925         (EXPAND_BUILTIN_SAVEREGS): Likewise.
1926         (STRICT_ARGUMENT_NAMING): Likewise.
1927         (PROMOTE_PROTOTYPES): Likewise.
1928
1929         * config/sparc/sparc.h (PROMOTE_MODE): Use word_mode.
1930
1931 2004-01-30  Eric Botcazou  <ebotcazou@libertysurf.fr>
1932
1933         PR c/12818
1934         * varasm.c (const_hash_1) <STRING_CST>: Use the
1935         address to compute the hash value if flag_writable_strings.
1936         (compare_constant) <STRING_CST>: Compare the addresses
1937         if flag_writable_strings.
1938         (build_constant_desc): Do not copy the expression for a
1939         STRING_CST if flag_writable_strings.
1940
1941 2004-01-30  Jan Hubicka  <jh@suse.cz>
1942
1943         * alloc-pool.c: Include hashtab.h
1944         (alloc_pool_descriptor): New structure
1945         (alloc_pool_hash): New global variable.
1946         (hash_descriptor, eq_descriptor, alloc_pool_descriptor): New.
1947         (create_alloc_pool): Update statistics.
1948         (free_alloc_pool): Likewise.
1949         (pool_alloc): Likewise.
1950         (output_info): New structure
1951         (print_statistics, dump_alloc_pool_statistics): New function.
1952         * alloc-pool.h (alloc_pool_def): Turn name to be constant.
1953         (dump_alloc_pool_statistics): Declare.
1954         * toplev.c (finalize):  Dump statistics.
1955
1956         * reload.c (secondary_memlocs_elim_used): New static variable.
1957         (get_secondary_mem): Update it.
1958         (find_reloads): Use it.
1959
1960 2004-01-30  Steven Bosscher <s.bosscher@student.tudelft.nl>
1961
1962         * toplev.c: Fix broken checkin of 2003-12-30, again.
1963
1964 2004-01-30  Ulrich Weigand  <uweigand@de.ibm.com>
1965
1966         * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
1967         s390*-*-* targets by specifying a 'nop' insn.
1968         * configure: Regenerate.
1969
1970 2004-01-30  Eric Botcazou  <ebotcazou@libertysurf.fr>
1971
1972         PR target/11475
1973         * config/sparc/sparc.md (movhi_lo_sum): Tighten predicates.
1974
1975 2004-01-29  Jakub Jelinek  <jakub@redhat.com>
1976
1977         * emit-rtl.c (change_address): Use XEXP (memref, 0) instead
1978         of addr when creating MEM copy.
1979
1980 2004-01-29  Devang Patel  <dpatel@apple.com>
1981
1982         * dwarf2out.c (gen_field_die): Do not equate decl number to die.
1983
1984 2004-01-28  Ian Lance Taylor  <ian@wasabisystems.com>
1985
1986         PR inline-asm/6162
1987         * reload.c (find_reloads): Only support one pair of commutative
1988         operands.
1989
1990 2004-01-29  Roger Sayle  <roger@eyesopen.com>
1991
1992         PR java/13824
1993         * tree.c (unsafe_for_reeval): Handle EXIT_BLOCK_EXPR nodes specially
1994         as their EXIT_BLOCK_LABELED_BLOCK operands can lead to unbounded
1995         recursion.
1996
1997 2004-01-29  Kazu Hirata  <kazu@cs.umass.edu>
1998
1999         * config/frv/frv.c: Don't mention deprecated macros in
2000         comments.  Remove some target-independent comments about
2001         target macros.
2002         * config/frv/frv.h: Likewise.
2003
2004 2004-01-29  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
2005
2006         * cfghooks.c (split_block): Set probability and count of the
2007         new edge.
2008
2009 2005-01-29  Josef Zlomek  <zlomekj@suse.cz>
2010
2011         * dwarf2out.c (struct die_struct): Added field decl_id.
2012         (decl_die_table): Changed to hash table.
2013         (decl_die_table_allocated): Deleted.
2014         (decl_die_table_in_use): Deleted.
2015         (DECL_DIE_TABLE_INCREMENT): Deleted.
2016         (decl_die_table_hash): New function.
2017         (decl_die_table_eq): New function.
2018         (lookup_decl_die): Lookup in a hash table.
2019         (equate_decl_number_to_die): Insert into a hash table.
2020         (dwarf2out_init): Init hash table decl_die_table.
2021
2022 2004-01-29  Jakub Jelinek  <jakub@redhat.com>
2023
2024         PR optimization/13424
2025         * expr.c (store_constructor): Revert 2003-12-03 change.
2026
2027         * emit-rtl.c (change_address): Check also if MEM_ATTRS is set as
2028         expected before returning early.  Avoid sharing RTL if they
2029         need to be changed.
2030
2031         * config/i386/i386.c (ix86_expand_movstr): Rework rep_mov and strmov
2032         handling so that memory attributes are preserved.  Don't call
2033         ix86_set_move_mem_attrs.
2034         (ix86_set_move_mem_attrs_1, ix86_set_move_mem_attrs): Removed.
2035         (ix86_expand_clrstr): Rename src argument to
2036         dst.  Rework rep_stos and strset handling so that memory attributes
2037         are preserved.
2038         (ix86_expand_strlen): Pass src argument to
2039         ix86_expand_strlensi_unroll_1.  Rework strlenqi_1 handling so that
2040         memory attributes are preserved.
2041         (ix86_expand_strlensi_unroll_1): Add src argument.  Use
2042         change_address instead of gen_rtx_MEM.
2043         * config/i386/i386.md (strmov, strmov_singleop, rep_mov): New
2044         expanders.
2045         (strmovdi_rex64, strmovsi, strmovsi_rex64, strmovhi, strmovhi_rex64,
2046         strmovqi, strmovqi_rex64): Remove.
2047         (rep_mov*, strmov*): Prefix insn names with *.
2048         (strset, strset_singleop, rep_stos): New expanders.
2049         (strsetdi_rex64, strsetsi, strsetsi_rex64, strsethi, strsethi_rex64,
2050         strsetqi, strsetqi_rex64): Remove.
2051         (rep_stos*, strset*): Prefix insn names with *.
2052         (rep_stosqi_rex64): Likewise.  Fix mode of dirflag reg from DImode
2053         to SImode.
2054         (cmpstrsi): Rework cmpstrqi_1 handling so that memory attributes
2055         are preserved.
2056         (cmpstrqi_nz_1, cmpstrqi_nz_rex_1, cmpstrqi_1, cmpstrqi_rex_1):
2057         Prefix insn names with *.
2058         (cmpstrqi_nz_1, cmpstrqi_1): New expanders.
2059         (strlenqi_1, strlenqi_rex_1): Prefix insn names with *.
2060         (strlenqi_1): New expander.
2061         * config/i386/i386.h (ix86_set_move_mem_attrs): Remove prototype.
2062
2063 2004-01-29  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
2064
2065         * Makefile.in (cfghooks.o): Add TIMEVAR_H and toplev.h dependency.
2066         * basic-block.h (tidy_fallthru_edge, tidy_fallthru_edges, dump_bb,
2067         verify_flow_info): Declaration removed.
2068         * cfg.c (verify_flow_info, dump_bb): Moved to cfghooks.c.
2069         (debug_bb, debug_bb_n): Add argument to dump_bb call.
2070         * cfgcleanup.c (try_simplify_condjump, try_crossjump_to_edge,
2071         try_optimize_cfg, delete_unreachable_blocks): Use delete_basic_block
2072         instead of delete_block.
2073         * cfghooks.c: Include timevar.h and toplev.h.
2074         (cfg_hooks): Define here.
2075         (verify_flow_info, dump_bb): Moved from cfg.c.
2076         (redirect_edge_and_branch, redirect_edge_and_branch_force,
2077         split_block, split_block_after_labels, move_block_after,
2078         delete_basic_block, split_edge, create_basic_block,
2079         create_empty_bb, can_merge_blocks_p, merge_blocks,
2080         make_forwarder_block, tidy_fallthru_edge, tidy_fallthru_edges):
2081         New functions.
2082         * cfghooks.h (struct cfg_hooks): Added fields name,
2083         make_forwarder_block, tidy_fallthru_edge and
2084         move_block_after. Changed type of verify_flow_info, dump_bb,
2085         split_block fields. Renamed cfgh_split_edge and delete_block
2086         fields.
2087         (redirect_edge_and_branch, redirect_edge_and_branch_force,
2088         split_block, delete_block, split_edge, create_basic_block,
2089         can_merge_blocks_p, merge_blocks): Macros removed.
2090         (cfg_hooks): Do not export.
2091         (verify_flow_info, dump_bb, redirect_edge_and_branch,
2092         redirect_edge_and_branch_force, split_block, split_block_after_labels,
2093         move_block_after, delete_basic_block, split_edge, create_basic_block,
2094         create_empty_bb, can_merge_blocks_p, merge_blocks,
2095         make_forwarder_block, tidy_fallthru_edge, tidy_fallthru_edges):
2096         Declare.
2097         (cfg_layout_rtl_cfg_hooks): Declare.
2098         * cfgloop.c (update_latch_info, mfb_keep_just, mfb_keep_nonlatch):
2099         New functions.
2100         (canonicalize_loop_headers): Use new semantics of make_forwarder_block.
2101         (redirect_edge_with_latch_update): Removed.
2102         (make_forwarder_block): Moved to cfghooks.c, semantics changed.
2103         * cfgloopmanip.c (remove_bbs): Do not update dominators here.
2104         * cfgrtl.c (cfg_layout_split_block, rtl_split_block, rtl_dump_bb,
2105         rtl_delete_block, rtl_split_block, rtl_merge_blocks,
2106         tidy_fallthru_edge, rtl_split_edge, cfg_layout_delete_block,
2107         cfg_layout_merge_blocks, cfg_layout_split_edge): Partly moved to
2108         cfghooks.c.
2109         (rtl_create_basic_block): Coding style fix.
2110         (rtl_tidy_fallthru_edge, rtl_move_block_after,
2111         rtl_make_forwarder_block): New functions.
2112         (update_cfg_after_block_merging): Removed.
2113         (rtl_cfg_hooks, cfg_layout_rtl_cfg_hooks): Fill in new entries.
2114         * flow.c (verify_wide_reg, verify_local_live_at_start): Add argument
2115         to dump_bb.
2116         * ifcvt.c (merge_if_block, find_cond_trap, find_if_case_1,
2117         find_if_case_2): Don't update dominators.
2118         * timevar.def (TV_CFG_VERIFY): New.
2119         * loop-unswitch.c (unswitch_loop): Don't call add_to_dominance_info.
2120         * cfglayout.c (copy_bbs): Don't call add_to_dominance_info.
2121         * cfgloopmanip.c (split_loop_bb): Don't update dominators.
2122         (remove_bbs): Don't call remove_bbs.
2123         (create_preheader): Use make_forwarder_block.
2124         (mfb_keep_just, mfb_update_loops): New static functions.
2125
2126 2004-01-29  Kazu Hirata  <kazu@cs.umass.edu>
2127
2128         * config/avr/avr.h: Remove target-independent comments about
2129         target macros.
2130
2131 2004-01-28  Daniel Berlin  <dberlin@dberlin.org>
2132
2133         * timevar.c (timevar_print): Mention when checking is enabled.
2134
2135 2004-01-28  Giovanni Bajo  <giovannibajo@gcc.gnu.org>
2136
2137         * c-lex.c (c_lex): Rename to...
2138         (c_lex_with_flags): Add new parameter to get CPP flags.
2139         (c_lex): Thunk to c_lex_with_flags while keeping the old interface.
2140         * c-pragma.h (c_lex_with_flags): Declare.
2141
2142 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
2143
2144         * config/mcore/mcore.c (mcore_external_libcall): Add a
2145         comment.
2146         (mcore_return_in_memory): Likewise.
2147
2148 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
2149
2150         * config/mcore/mcore-protos.h: Remove the prototype for
2151         mcore_setup_incoming_varargs.
2152         * config/mcore/mcore.c (TARGET_ASM_EXTERNAL_LIBCALL): New.
2153         (TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
2154         (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
2155         (TARGET_PROMOTE_PROTOTYPES): Likewise.
2156         (TARGET_STRUCT_VALUE_RTX): Likewise.
2157         (TARGET_RETURN_IN_MEMORY): Likewise.
2158         (TARGET_SETUP_INCOMING_VARARGS): Likewise.
2159         (mcore_setup_incoming_varargs): Make it static.  Receive the
2160         first argument by reference.  Add argument second_time.
2161         (mcore_external_libcall): New.
2162         (mcore_return_in_memory): Likewise.
2163         * config/mcore/mcore.h (PROMOTE_FUNCTION_ARGS): New.
2164         (PROMOTE_FUNCTION_RETURN): Likewise.
2165         (STRUCT_VALUE): Likewise.
2166         (RETURN_IN_MEMORY): Likewise.
2167         (SETUP_INCOMING_VARARGS): Likewise.
2168         (PROMOTE_PROTOTYPES): Likewise.
2169         (ASM_OUTPUT_EXTERNAL_LIBCALL): Likewise.
2170
2171 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
2172
2173         * config/m32r/m32r-protos.h: Remove the prototype for
2174         m32r_setup_incoming_varargs.
2175         * config/m32r/m32r.c (TARGET_PROMOTE_PROTOTYPES): New.
2176         (TARGET_STRUCT_VALUE_RTX): Likewise.
2177         (TARGET_RETURN_IN_MEMORY): Likewise.
2178         (TARGET_SETUP_INCOMING_VARARGS): Likewise.
2179         (m32r_return_in_memory): New.
2180         (m32r_setup_incoming_varargs): Make it static.
2181         * config/m32r/m32r.h: Remove #undef of
2182         ASM_OUTPUT_EXTERNAL_LIBCALL.  Remove the commented-out
2183         definitions of PROMOTE_FUNCTION_ARGS and
2184         PROMOTE_FUNCTION_RETURN.
2185         (PROMOTE_PROTOTYPES): Remove.
2186         (RETURN_IN_MEMORY): Likewise.
2187         (STRUCT_VALUE): Likewise.
2188
2189 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
2190
2191         * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES): New.
2192         (TARGET_STRUCT_VALUE_RTX): Likewise.
2193         (m68k_struct_value_rtx): Likewise.
2194         * config/m68k/m68k.h (STRUCT_VALUE_REGNUM): Rename to
2195         STRUCT_VALUE_REGNUM.
2196         (PROMOTE_PROTOTYPES): Remove.
2197         * config/m68k/m68kelf.h (STRUCT_VALUE_REGNUM): Rename to
2198         STRUCT_VALUE_REGNUM.
2199         * config/m68k/m68kv4.h (STRUCT_VALUE_REGNUM): Likewise.
2200         * config/m68k/netbsd-elf.h (STRUCT_VALUE_REGNUM): Likewise.
2201
2202 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
2203
2204         * config/stormy16/stormy16.c
2205         (TARGET_BUILD_BUILTIN_VA_LIST_TYPE): Rename to
2206         TARGET_BUILD_BUILTIN_VA_LIST.
2207
2208 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
2209
2210         * config/v850/v850.c (TARGET_PROMOTE_PROTOTYPES): New.
2211         (TARGET_STRUCT_VALUE_RTX): Likewise.
2212         (TARGET_RETURN_IN_MEMORY): Likewise.
2213         (TARGET_SETUP_INCOMING_VARARGS): Likewise.
2214         (v850_return_in_memory): Likewise.
2215         (v850_setup_incoming_varargs): Likewise.
2216         * config/v850/v850.h (PROMOTE_PROTOTYPES): Remove.
2217         (SETUP_INCOMING_VARARGS): Likewise.
2218         (RETURN_IN_MEMORY): Likewise.
2219         (STRUCT_VALUE): Likewise.
2220
2221 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
2222
2223         * config/fr30/fr30.c (TARGET_PROMOTE_PROTOTYPES): New.
2224         (fr30_setup_incoming_varargs): Don't use
2225         STRICT_ARGUMENT_NAMING.
2226         * config/fr30/fr30.h (PROMOTE_PROTOTYPES): Remove.
2227         (STRICT_ARGUMENT_NAMING): Likewise.
2228
2229 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
2230
2231         * config/frv/frv-protos.h: Remove the prototype for
2232         frv_expand_builtin_saveregs.
2233         * config/frv/frv.c (TARGET_STRUCT_VALUE_RTX): Likewise.
2234         (TARGET_EXPAND_BUILTIN_SAVEREGS): Likewise.
2235         (frv_stack_info): Use FRV_STRUCT_VALUE_REGNUM instead of
2236         STRUCT_VALUE_REGNUM.
2237         (frv_expand_builtin_saveregs): Make it static.
2238         (frv_struct_value_rtx): New.
2239         * config/frv/frv.h (EXPAND_BUILTIN_SAVEREGS): Remove.
2240
2241 2004-01-29  Jan Hubicka  <jh@suse.cz>
2242
2243         PR c++/12850
2244         * cgraph.c (cgraph_remove_node): Clear out saved/insns/arguments and
2245         initial pointers.
2246         * cgraphunit.c (cgraph_finalize_function): Clear out DECL_SAVED_INSNS
2247         for functions that will be only inlined.
2248         (cgraph_mark_function_to_output): Likewise.
2249         (cgraph_expand_function): Sanity check that DECL_DEFER_OUTPUT is clear;
2250         do not clear function body.
2251         * tree-optimize.c (clear_decl_rtl): Use decl_function_context.
2252         (tree_rest_of_compilation): Reorganize the logic releasing function
2253         body to use callgraph datastructure.
2254
2255 2004-01-28  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
2256
2257         * pa.md: Change predicate of a peephole2 pattern from reg_or_0_operand
2258         to register_operand.
2259
2260 2004-01-28  Zack Weinberg  <zack@codesourcery.com>
2261
2262         * config/ia64/ia64.md (fetchadd_acq_si, fetchadd_acq_di)
2263         (cmpxchg_acq_si, cmpxchg_acq_di): Exchange match_dup and
2264         match_operand expressions so that all match_dups appear
2265         lexically after their corresponding match_operands.
2266
2267 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
2268
2269         * config/h8300/h8300.c (WORD_REG_USED): Use
2270         HARD_FRAME_POINTER_REGNUM instead of FRAME_POINTER_REGNUM.
2271         (compute_saved_regs): Likewise.
2272         (h8300_expand_prologue): Likewise.  Allocate locals after
2273         saving registers.
2274         (h8300_expand_epilogue): Use HARD_FRAME_POINTER_REGNUM instead
2275         of FRAME_POINTER_REGNUM.  Deallocate locals before saving
2276         registers.
2277         (h8300_initial_elimination_offset): Adjust for the new frame
2278         layout, which swaps flips the order of locals and saved
2279         registers.
2280         * config/h8300/h8300.h (FIRST_PSEUDO_REGISTER): Change to 12.
2281         (HARD_FRAME_POINTER_REGNUM): New.
2282         (ELIMINABLE_REGS): Add an elimination rule from
2283         FRAME_POINTER_REGNUM to HARD_FRAME_POINTER_REGNUM.
2284         (REGISTER_NAMES): Add fp.
2285         * config/h8300/h8300.md (FP_REG): Change to 11.
2286         (HFP_REG): New.
2287
2288 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
2289
2290         * genrecog.c (write_node): Remove a useless local variable.
2291
2292 2004-01-28  Ian Lance Taylor  <ian@wasabisystems.com>
2293
2294         * Makefile.in (options.c options.h): Use stamp file s-options to
2295         avoid unnecessary rebuilds.
2296         (options.o): New target listing dependencies.
2297         (gtyp-gen.h): Use stamp file s-gtyp-gen.
2298         (STAGESTUFF): Add s-gtyp-gen.
2299
2300 2004-01-28  Richard Henderson  <rth@redhat.com>
2301
2302         * ggc.h (ggc_free): Declare.
2303         * ggc-common.c (ggc_realloc): Use it.
2304         * ggc-page.c: Remove lots of inline markers.
2305         (globals): Add free_object_list.
2306         (ggc_alloc): Tidy.
2307         (ggc_free, validate_free_objects): New.
2308         (poison_pages): Provide default.
2309         (ggc_collect): Call validate_free_objects; emit markers to
2310         the debug file.
2311
2312 2004-01-28  Zack Weinberg  <zack@codesourcery.com>
2313             Jim Wilson  <wilson@specifixinc.com>
2314
2315         * config/ia64/ia64.c (ia64_split_tmode, ia64_split_tmode_move):
2316         Rewrite to use POST_INC/POST_DEC/POST_MODIFY instead of a
2317         scratch pointer.
2318         (ia64_secondary_reload_class): Delete case GR_REGS.
2319         * config/ia64/ia64.md (movti, *movti_internal, movtf, *movtf_internal):
2320         Do not allocate a scratch register.
2321         (reload_inti, reload_outti, reload_intf, reload_outtf): Delete.
2322
2323 2004-01-28  Jan Hubicka  <jh@suse.cz>
2324
2325         * gcse.c (bypass_block): Prevent edges to be unified when we are
2326         about to emit compenstation code.
2327
2328 2004-01-28  Nick Clifton  <nickc@redhat.com>
2329
2330         * config/arm/arm.c (arm_expand_builtin): Force second argument of
2331         the setcwx insn into a register.
2332
2333 2004-01-28  Richard Sandiford  <rsandifo@redhat.com>
2334
2335         * config/fp-bit.c (pack_d): When using paired doubles to implement
2336         a long double, round the high part separately.
2337         (unpack_d): Fix the case in which the high part is a power of two
2338         and the low part is a nonzero value of the opposite sign.
2339
2340 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
2341
2342         * config/c4x/c4x.c (TARGET_ASM_EXTERNAL_LIBCALL): New.
2343         (TARGET_STRUCT_VALUE_RTX): Likewise.
2344         (c4x_external_libcall): Likewise.
2345         (c4x_struct_value_rtx): Likewise.
2346         * config/c4x/c4x.h: Remove.
2347         (STRUCT_VALUE_REGNUM): Likewise.
2348         (ASM_OUTPUT_EXTERNAL_LIBCALL): Likewise.
2349
2350 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
2351
2352         * config/i386/i386.c (TARGET_PROMOTE_PROTOTYPES): New.
2353         (TARGET_STRUCT_VALUE_RTX): Likewise.
2354         * config/i386/i386.h (STRUCT_VALUE_INCOMING): Remove.
2355         (STRUCT_VALUE): Likewise.
2356         (PROMOTE_PROTOTYPES): Likewise.
2357
2358 2004-01-27  Roger Sayle  <roger@eyesopen.com>
2359
2360         * config/pa/pa.c (emit_move_sequence): Check that operand1 is a
2361         CONST_INT before using INTVAL.
2362
2363 2004-01-27  Ulrich Weigand  <uweigand@de.ibm.com>
2364
2365         * config/s390/s390.h (TARGET_DEFAULT): Default to !TARGET_BACKCHAIN.
2366         * config/s390/s390.c (s390_return_addr_rtx): Fail for all but current
2367         frame if !TARGET_BACKCHAIN.
2368         * config/s390/s390.md ("allocate_stack"): Use pattern only if
2369         TARGET_BACKCHAIN.
2370         * doc/invoke.texi (-mbackchain/-mno-backchain): Document new default.
2371
2372 2004-01-27  Zack Weinberg  <zack@codesourcery.com>
2373
2374         * ia64.c (ia64_function_arg): When placing HFAs in integer
2375         registers, do not special case the mode used for complex
2376         types.  Do not advance int_regs until the current register
2377         is full.
2378
2379 2004-01-27  Richard Sandiford  <rsandifo@redhat.com>
2380
2381         PR target/7297
2382         * except.c (init_eh): Use a 5-word __jbuf for __builtin_setjmp().
2383
2384 2004-01-27  David Edelsohn  <edelsohn@gnu.org>
2385
2386         * config/rs6000/rs6000.c (rs6000_emit_move): #if 0 splitting
2387         slow, unaligned loads and stores while debugging.  Fix formatting.
2388
2389 2004-01-27  David Edelsohn  <edelsohn@gnu.org>
2390
2391         * config/rs6000/rs6000.md (save_stack_nonlocal): Use Pmode instead
2392         of computing wmode.
2393         (restore_stack_nonlocal): Same.
2394
2395 2004-01-27  Devang Patel <dpatel@apple.com>
2396
2397         * Makefile.in (dwarf2out.o): Depend on input.h
2398         * dbxout.c (dbx_debug_hooks): Add new empty hook for
2399         imported_module_or_decl.
2400         (xcoff_debug_hooks): Same.
2401         * sdbout.c (sdb_debug_hooks): Same.
2402         * vmsdbgout.c (vmsdbg_debug_hooks): Same.
2403         * debug.c (do_nothing_debug_hooks): Same.
2404         (debug_nothing_tree_tree): New function.
2405         * debug.h (gcc_debug_hooks): New hook, imported_module_or_decl.
2406         * dwarf2out.c: Include input.h.
2407         (dwarf2_debug_hooks): Add new hook for imported_module_or_decl.
2408         (remove_child_TAG): New function.
2409         (dwarf_tag_name): Handle DW_TAG_imported_module.
2410         (gen_subprogram_die): Equate decl number to declaration die. Do not
2411         remove all children dies while reusing declaration die for definition.
2412         Instead, selectively remove only formal parameters.
2413         (gen_variable_die): Equate variable decl to declaration die.
2414         (gen_field_die): Equate field decl to line number.
2415         (force_namespace_die): Replace it with ...
2416         (force_decl_die): ... this.
2417         (force_type_die): New function.
2418         (setup_namespace_context): Replace use of force_namespace_die() with
2419         force_decl_die().
2420         (gen_namespace_die): Same.
2421         (dwarf2out_imported_module_or_decl): New function.
2422
2423 2004-01-27  Bob Wilson  <bob.wilson@acm.org>
2424
2425         * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Remove SUBREG
2426         on CQImode and CHImode incoming arguments in register a7.
2427         (function_arg): Wrap BLKmode argument in register a7 in a PARALLEL.
2428         * config/xtensa/xtensa.h (BLOCK_REG_PADDING): Define.
2429         * config/xtensa/xtensa.md (movdi, movdf): Only call force_reg or
2430         xtensa_copy_incoming_a7 before reload.
2431
2432 2004-01-27  J"orn Rennecke <joern.rennecke@superh.com>
2433
2434         * coverage.c (get_coverage_counts): Give a different message
2435         if flag_guess_branch_prob is set.
2436         * predict.c (counts_to_freqs): Return an int.
2437         (estimate_bb_frequencies): If counts_to_freqs returns zero,
2438         calculate estimates.
2439
2440 2004-01-27  Kazu Hirata  <kazu@cs.umass.edu>
2441
2442         * config/iq2000/iq2000-protos.h: Remove the prototype for
2443         iq2000_setup_incoming_varargs.
2444         * config/iq2000/iq2000.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
2445         (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
2446         (TARGET_PROMOTE_PROTOTYPES): Likewise.
2447         (TARGET_STRUCT_VALUE_RTX): Likewise.
2448         (TARGET_RETURN_IN_MEMORY): Likewise.
2449         (TARGET_SETUP_INCOMING_VARARGS): Likewise.
2450         (TARGET_STRICT_ARGUMENT_NAMING): Likewise.
2451         (iq2000_return_in_memory): Likewise.
2452         (iq2000_setup_incoming_varargs): Make it static.  Receive the
2453         first argument by reference.
2454         * config/iq2000/iq2000.h (PROMOTE_FUNCTION_ARGS): Remove.
2455         (PROMOTE_FUNCTION_RETURN): Likewise.
2456         (PROMOTE_PROTOTYPES): Likewise.
2457         (RETURN_IN_MEMORY): Likewise.
2458         (STRUCT_VALUE): Likewise.
2459         (SETUP_INCOMING_VARARGS): Likewise.
2460         (STRICT_ARGUMENT_NAMING): Likewise.
2461
2462 2004-01-24  James A. Morrison  <ja2morri@uwaterloo.ca>
2463
2464         * fixinc/fixinc.c (test_test): Initialize res.
2465         (start_flexer): Initialize pz_cmd_save.
2466
2467 2004-01-27  Zack Weinberg  <zack@codesourcery.com>
2468
2469         * doc/rtl.texi (Arithmetic): Rewrite entries for PLUS,
2470         SS_PLUS, US_PLUS, LO_SUM, MINUS, SS_MINUS, US_MINUS.
2471
2472 2004-01-27  Zack Weinberg  <zack@codesourcery.com>
2473
2474         PR 7198
2475         * config/ia64/ia64.md (*nmaddsf4, *nmadddf4, *nmadddf4_alts)
2476         (*nmadddf4_trunc, *nmaddxf4, *nmaddxf4_truncsf, *nmaddxf4_truncdf)
2477         (*nmaddxf4_alts, *nmaddxf4_truncdf_alts):
2478         Rewrite pattern as (minus (op 3) (mult (op 1) (op 2))).
2479         Possibly rename pattern for consistency.
2480         Remove ??? comments suggesting that this be done.
2481         (*nmaddsf4_alts, *nmadddf4_truncsf_alts, *nmaddxf4_truncsf_alts):
2482         New patterns.
2483         (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr)
2484         (divsf3_internal_lat, divsf3_internal_thr, sqrtsf2_internal_thr)
2485         (divdf3_internal_lat, divdf3_internal_thr, sqrtdf2_internal_thr)
2486         (divxf3_internal_lat, divxf3_internal_thr, sqrtxf2_internal_thr):
2487         Update to match.
2488
2489 2004-01-27  Ian Lance Taylor  <ian@wasabisystems.com>
2490
2491         * config/arm/arm.c (output_return_instruction): Only restore IP
2492         into SP if frame_pointer_needed.
2493
2494 2004-01-27  Eric Botcazou  <ebotcazou@libertysurf.fr>
2495
2496         * config/sparc/sparc.c (function_arg_pass_by_reference): Return 1
2497         for SCmode and DCmode if ARCH32.
2498         (sparc_va_arg): Handle SCmode and DCmode by reference if ARCH32.
2499         * config/sparc/sparc.h (RETURN_IN_MEMORY): Return 0 for TCmode
2500         if ARCH32.
2501         (BASE_RETURN_VALUE_REG): Return 32 for all FP modes except TFmode
2502         if ARCH32.
2503         (BASE_OUTGOING_VALUE_REG): Likewise.
2504
2505 2004-01-27  Eric Botcazou  <ebotcazou@libertysurf.fr>
2506
2507         PR target/10904
2508         PR target/13058
2509         * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): New.
2510         Forbid mode changes from SImode for lower FP regs if ARCH64.
2511
2512 2004-01-27  J"orn Rennecke <joern.rennecke@superh.com>
2513
2514         * Makefile.in (bt-load.o): Depend on except.h.
2515         * bt-load.c (except.h): #include.
2516         (compute_defs_uses_and_gen): If insn at end of BB can throw
2517         within this function, consider registers used by it unavailable for
2518         btr migration.
2519         (move_btr_def): If insn at end of BB can throw, insert before rather
2520         than after.
2521
2522         * flags.h (flag_btr_bb_exclusive): Declare.
2523         * toplev.c (flag_btr_bb_exclusive): New variable.
2524         (f_options): Add btr-bb-exclusive.
2525         * bt-load.c (augment_live_range): Restore old behaviour if
2526         flag_btr_bb_exclusive is set.
2527         * common.opt: Add entry for -fbtr-bb-exclusive.
2528         * opts.c (common_handle_options): Same.
2529         * doc/invoke.texi: Document -fbtr-bb-exclusive.
2530
2531         * bt-load.c (btrs_live_at_end): New variable.
2532         (compute_defs_uses_and_gen): Compute its pointed-to array.
2533         (clear_btr_from_live_range, add_btr_to_live_range): Update it.
2534         (augment_live_range): When augmenting with a new dominator,
2535         use only its btrs_live_at_end set, but also add in the full set
2536         of the old dominator.
2537         (btr_def_live_range): Use btrs_live_at_end.
2538         (move_btr_def): Set other_btr_uses_before_def, and move new set
2539         to the end of the basic block, if appropriate.
2540         (migrate_btr_defs): Allocate and free btrs_live_at_end.
2541
2542         * bt-load.c (basic_block_freq): Remove outdated comment.
2543
2544 2004-01-27  Alan Modra  <amodra@bigpond.net.au>
2545
2546         * config/rs6000/rs6000.h: Correct target_flags free bits comment.
2547         (PREDICATE_CODES): Remove duplicate.
2548         * config/rs6000/linux64.h (CPP_SYSV_SPEC): Don't define.
2549         (SUBSUBTARGET_OVERRIDE_OPTIONS): Disallow 32 bit TARGET_PROFILE_KERNEL.
2550         (MASK_PROFILE_KERNEL): Adjust define.
2551
2552 2004-01-27  Jakub Jelinek  <jakub@redhat.com>
2553
2554         * config/i386/i386.c (ix86_constant_alignment): Decrease alignment
2555         of long string literals from 32 bytes to sizeof (void *) when !-Os
2556         and to 1 with -Os.
2557
2558 2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
2559
2560         * config/h8300/h8300.c (h8300_tiny_constant_address_p): Accept
2561         constant addresses in the normal mode.
2562
2563 2004-01-26  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
2564
2565         * system.h (CHAR_BITFIELD): Delete.
2566         (BOOL_BITFIELD): New.
2567         * c-decl.c (c_scope): Use BOOL_BITFIELD.
2568         * gengtype-lex.l: Recognize BOOL_BITFIELD instead of CHAR_BITFIELD.
2569
2570 2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
2571
2572         * config/arc/arc.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
2573         (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
2574         (TARGET_PROMOTE_PROTOTYPES): Likewise.
2575         (TARGET_STRUCT_VALUE_RTX): Likewise.
2576         (TARGET_RETURN_IN_MEMORY): Likewise.
2577         (arc_return_in_memory): Likewise.
2578         * config/arc/arc.h (PROMOTE_FUNCTION_ARGS): Remove.
2579         (PROMOTE_FUNCTION_RETURN): Likewise.
2580         (RETURN_IN_MEMORY): Likewise.
2581         (STRUCT_VALUE): Likewise.
2582
2583 2004-01-26  Richard Henderson  <rth@redhat.com>
2584
2585         * c-parse.in (extension): Use itype.
2586         (SAVE_EXT_FLAGS): Don't allocate a tree.
2587         (RESTORE_EXT_FLAGS): Don't read a tree.
2588
2589 2004-01-26  Jan Hubicka  <jh@suse.cz>
2590
2591         * cselib.c (discard_useless_values):  Clear out value pointer pointing
2592         to datastructure to be recycled.
2593
2594 2004-01-25  Jan Hubicka  <jh@suse.cz>
2595
2596         * genextract.c (main): Do not output the memset when not checking.
2597
2598 2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
2599
2600         * config/h8300/h8300.c (h8300_tiny_constant_address_p): Use a
2601         switch statement instead of a chain of if statements.
2602
2603 2004-01-26  Jeff Law  <law@redhat.com>
2604
2605         * doc/contrib.texi: Minor cleanup for Paolo Carlini's entry.  Add
2606         acute accents for Petur Runolfsson's entry.
2607
2608 2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
2609
2610         * config/pdp11/pdp11.c (TARGET_STRUCT_VALUE_RTX): New.
2611         (TARGET_RETURN_IN_MEMORY): Likewise.
2612         * config/pdp11/pdp11.h (STRUCT_VALUE): Remove.
2613         (RETURN_IN_MEMORY): Likewise.
2614
2615 2004-01-26  Fariborz Jahanian  <fjahanian@apple.com>
2616
2617          * config/rs6000/rs6000.c (rs6000_emit_move): split slow
2618          unaligned load/store into smaller loads and stores.
2619
2620 2004-01-26  Fariborz Jahanian  <fjahanian@apple.com>
2621
2622         * function.c (assign_parms): Do not assign
2623         long long argument to memory in prologue if
2624         is it loaded into register.
2625
2626 2004-01-26  Fariborz Jahanian  <fjahanian@apple.com>
2627
2628          PR middle-end/13779
2629          * expr.c (emit_group_load): split constant
2630          correctly into register components of PARALLEL insn.
2631
2632 2004-01-26  Fariborz Jahanian  <fjahanian@apple.com>
2633
2634         * gcc/config/rs6000/rs6000.md (save_stack_nonlocal):
2635         Use adjust_address_nv directly with appropriate mode.
2636         (restore_stack_nonlocal): Ditto.
2637
2638 2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
2639
2640         * config/xtensa/xtensa-protos.h: Remove the prototype for
2641         xtensa_builtin_saveregs.
2642         * config/xtensa/xtensa.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
2643         (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
2644         (TARGET_PROMOTE_PROTOTYPES): Likewise.
2645         (TARGET_STRUCT_VALUE_RTX): Likewise.
2646         (TARGET_RETURN_IN_MEMORY): Likewise.
2647         (TARGET_EXPAND_BUILTIN_SAVEREGS): Likewise.
2648         (xtensa_builtin_saveregs): Make it static.
2649         (xtensa_return_in_memory): New.
2650         * config/xtensa/xtensa.h (PROMOTE_FUNCTION_ARGS: Remove.
2651         (PROMOTE_FUNCTION_RETURN): Likewise.
2652         (PROMOTE_PROTOTYPES): Likewise.
2653         (STRUCT_VALUE): Likewise.
2654         (RETURN_IN_MEMORY): Likewise.
2655         (EXPAND_BUILTIN_SAVEREGS): Likewise.
2656
2657 2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
2658
2659         * config/arm/arm.c (TARGET_SETUP_INCOMING_VARARGS): New.
2660         (arm_setup_incoming_varargs): Likewise.
2661         * config/arm/arm.h (SETUP_INCOMING_VARARGS): Remove.
2662
2663 2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
2664
2665         * config/cris/cris.c (TARGET_SETUP_INCOMING_VARARGS): New.
2666         (cris_setup_incoming_varargs): Likewise.
2667         * config/cris/cris.h (SETUP_INCOMING_VARARGS): Remove.
2668
2669 2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
2670
2671         * config/ns32k/ns32k.c (TARGET_STRUCT_VALUE_RTX): New.
2672         (ns32k_struct_value_rtx): Likewise.
2673         * config/ns32k/ns32k.h (STRUCT_VALUE_REGNUM): Rename to
2674         NS32K_STRUCT_VALUE_REGNUM.
2675
2676 2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
2677
2678         * config/arm/arm.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
2679         (TARGET_PROMOTE_PROTOTYPES): Likewise.
2680         (TARGET_STRUCT_VALUE_RTX): Likewise.
2681         (arm_struct_value_rtx): Likewise.
2682         * config/arm/arm.h (PROMOTE_FUNCTION_ARGS): Remove.
2683         (STRUCT_VALUE): Likewise.
2684         (STRUCT_VALUE_REGNUM): Likewise.
2685         (PROMOTE_PROTOTYPES): Likewise.
2686
2687 2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
2688
2689         * config/ia64/ia64-protos.h: Remove the prototype for
2690         ia64_setup_incoming_varargs and ia64_return_in_memory.
2691         * config/ia64/ia64.c (TARGET_STRUCT_VALUE_RTX): New.
2692         (TARGET_RETURN_IN_MEMORY): Likewise.
2693         (TARGET_SETUP_INCOMING_VARARGS): Likewise.
2694         (TARGET_STRICT_ARGUMENT_NAMING): Likewise.
2695         (ia64_setup_incoming_varargs): Adjust the arguments to meet
2696         the requirement of TARGET_SETUP_INCOMING_VARARGS.
2697         (ia64_return_in_memory): Make it static.  Change the return
2698         type to bool from int.  Add an argument.
2699         (ia64_struct_value_rtx): New.
2700         * config/ia64/ia64.h: Remove commented-out definitions of
2701         PROMOTE_FUNCTION_ARGS, PROMOTE_FUNCTION_RETURN, and
2702         PROMOTE_PROTOTYPES.
2703         (RETURN_IN_MEMORY): Remove.
2704         (STRUCT_VALUE_REGNUM): Likewise.
2705         (STRICT_ARGUMENT_NAMING): Likewise.
2706
2707 2004-01-26  Eric Botcazou  <ebotcazou@libertysurf.fr>
2708
2709         PR target/13666
2710         * config/sparc/sparc.c (function_arg_union_value): New function.
2711         (function_arg): Use it to deal with unions.
2712         (function_value): Likewise.  Define 'regbase' only for ARCH64.
2713         Replace a conditional statement by a simpler one.
2714
2715 2004-01-26  Richard Sandiford  <rsandifo@redhat.com>
2716
2717         * config/mips/mips.c (mips16_optimize_gp): Delete.
2718         (mips_reorg): Don't call it.
2719
2720 2004-01-26  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>
2721
2722         * config/c4x/c4x.md (addqi3_noclobber): Move up pecking order.
2723         (floatunsqihf2): Remove operand 6.
2724         (fixhfqi_set, fix_trunchfqi2, fixuns_trunchfqi2): Group with other
2725         fix patterns.
2726         (ldi_conditional, ldf_conditional): Validate operands.
2727
2728 2004-01-26  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>
2729
2730         * config/c4x/c4x.h (BCT_CHECK_LOOP_ITERATIONS): Remove.
2731         (HAVE_GAS_HIDDEN): Undefine as interim measure.
2732
2733 2004-01-26  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>
2734
2735         * config/c4x/c4x.c (c4x_legitimate_address_p):  Invalidate direct
2736         memory references if TARGET_EXPOSE_LDP nonzero.
2737
2738 2004-01-26  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>
2739
2740         * config/c4x/c4x.c (legitimize_operands): Truncate invalid shift counts.
2741
2742 2004-01-26  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>
2743
2744         * config/c4x/c4x.c (c4x_valid_operands): More aggressively reject
2745         invalid operand combinations.
2746
2747 2004-01-26  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>
2748
2749         * config/c4x/c4x.c (c4x_check_legit_addr): Rename to
2750         c4x_legitimate_address_p.  Fix post_modify check.
2751
2752         * config/c4x/c4x-protos.h (c4x_check_legit_addr): Adjust.
2753         * config/c4x/c4x.h (c4x_check_legit_addr): Adjust.
2754
2755 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
2756
2757         * config/pa/pa-protos.h: Remove the prototype for
2758         hppa_builtin_saveregs.  Add a prototype for
2759         pa_return_in_memory.
2760         * config/pa/pa.c (TARGET_PROMOTE_FUNCTION_RETURN): New.
2761         (TARGET_PROMOTE_PROTOTYPES): Likewise.
2762         (TARGET_STRUCT_VALUE_RTX): Likewise.
2763         (TARGET_RETURN_IN_MEMORY): Likewise.
2764         (TARGET_EXPAND_BUILTIN_SAVEREGS): Likewise.
2765         (pa_struct_value_rtx): Likewise.
2766         (pa_return_in_memory): Likewise.
2767         * config/pa/pa.h (STRUCT_VALUE_REGNUM): Rename to
2768         PA_STRUCT_VALUE_REGNUM.
2769         (INIT_CUMULATIVE_ARGS): Use pa_return_in_memory.
2770         (EXPAND_BUILTIN_SAVEREGS): Remove.
2771         (PROMOTE_PROTOTYPES): Likewise.
2772         (PROMOTE_FUNCTION_RETURN): Likewise.
2773
2774 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
2775
2776         * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): New.
2777         (TARGET_STRUCT_VALUE_RTX): Likewise.
2778         (vax_struct_value_rtx): Likewise.
2779         * config/vax/vax.h (STRUCT_VALUE_REGNUM): Rename to
2780         VAX_STRUCT_VALUE_REGNUM.
2781         (PROMOTE_PROTOTYPES): Remove.
2782
2783 2004-01-26  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>
2784
2785         * config/c4x/c4x.h (LEGITIMIZE_RELOAD_ADDRESS):  Handle symref.
2786
2787 2003-04-25  Chris Demetriou  <cgd@broadcom.com>
2788
2789         * config/mips/mips.h (ISA_HAS_HILO_INTERLOCKS): MIPS32, MIPS32r2,
2790         and MIPS64 have HI/LO interlocks.  Update comment.
2791
2792 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
2793
2794         * config/stormy16/stormy16-protos.h: Remove the prototype for
2795         xstormy16_setup_incoming_varargs.
2796         * config/stormy16/stormy16.c
2797         (xstormy16_setup_incoming_varargs): Remove.
2798         (xstormy16_return_in_memory): New.
2799         (TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
2800         (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
2801         (TARGET_PROMOTE_PROTOTYPES): Likewise.
2802         (TARGET_STRUCT_VALUE_RTX): Likewise.
2803         (TARGET_RETURN_IN_MEMORY): Likewise.
2804         * config/stormy16/stormy16.h (PROMOTE_FUNCTION_ARGS): Remove.
2805         (PROMOTE_FUNCTION_RETURN): Likewise
2806         (PROMOTE_PROTOTYPES): Likewise
2807         (RETURN_IN_MEMORY): Likewise
2808         (STRUCT_VALUE): Likewise
2809         (SETUP_INCOMING_VARARGS): Likewise
2810
2811 2004-01-25  Richard Sandiford  <rsandifo@redhat.com>
2812
2813         * config/mips/mips.c (mips_offset_within_object_p): New function.
2814         (mips_symbolic_constant_p): Use it in the SYMBOL_SMALL_DATA and
2815         SYMBOL_CONSTANT_POOL cases.  Also use it for SYMBOL_GENERAL if the
2816         ABI has 64-bit pointers and the object file only allows 32-bit symbols.
2817
2818 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
2819
2820         * config/sh/sh.h (PROMOTE_FUNCTION_ARGS): Remove.
2821         (PROMOTE_FUNCTION_RETURN): Likewise.
2822
2823 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
2824
2825         * config/mn10300/mn10300-protos.h: Remove the prototype for
2826         mn10300_builtin_saveregs.
2827         * config/mn10300/mn10300.c (TARGET_PROMOTE_PROTOTYPES): New.
2828         (TARGET_STRUCT_VALUE_RTX): Likewise.
2829         (TARGET_RETURN_IN_MEMORY): Likewise.
2830         (TARGET_EXPAND_BUILTIN_SAVEREGS): Likewise.
2831         (mn10300_return_in_memory): Likewise.
2832         (mn10300_builtin_saveregs): Make it static.
2833         * config/mn10300/mn10300.h (PROMOTE_PROTOTYPES): Remove.
2834         (RETURN_IN_MEMORY): Likewise.
2835         (STRUCT_VALUE): Likewise.
2836         (EXPAND_BUILTIN_SAVEREGS): Likewise.
2837
2838 2004-01-25  Eric Botcazou  <ebotcazou@act-europe.fr>
2839
2840         PR bootstrap/13853
2841         * cfgcleanup.c (try_optimize_cfg): Explicitly test against 0.
2842
2843 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
2844
2845         * config/h8300/lib1funcs.asm (divnorm, modnorm): Optimize by
2846         using ccr.
2847
2848 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
2849
2850         * config/i860/i860-protos.h: Remove the prototype for
2851         i860_saveregs.
2852         * config/i860/i860.c (i860_saveregs): Make it static.
2853         (i860_struct_value_rtx): New.
2854         (TARGET_STRUCT_VALUE_RTX): Likewise.
2855         (TARGET_EXPAND_BUILTIN_SAVEREGS): Likewise.
2856         * config/i860/i860.h (STRUCT_VALUE_REGNUM): Rename to
2857         I860_STRUCT_VALUE_REGNUM.
2858         (EXPAND_BUILTIN_SAVEREGS): Remove.
2859
2860 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
2861
2862         * config/m68hc11/m68hc11.c (TARGET_STRUCT_VALUE_RTX): New.
2863         (TARGET_RETURN_IN_MEMORY): Likewise.
2864         (m68hc11_struct_value_rtx): Likewise.
2865         (m68hc11_return_in_memory): Likewise.
2866         * config/m68hc11/m68hc11.h: Remove a commented-out definition
2867         of PROMOTE_PROTOTYPES.
2868         (RETURN_IN_MEMORY): Remove.
2869         (STRUCT_VALUE_REGNUM): Likewise.
2870
2871 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
2872
2873         * config/mmix/mmix-protos.h: Remove the prototype for
2874         mmix_setup_incoming_varargs.
2875         * config/mmix/mmix.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
2876         (TARGET_STRUCT_VALUE_RTX): Likewise.
2877         (TARGET_SETUP_INCOMING_VARARGS): Likewise.
2878         (mmix_setup_incoming_varargs): Make it static.
2879         (mmix_struct_value_rtx): New.
2880         * config/mmix/mmix.h (PROMOTE_FUNCTION_ARGS): Remove.
2881         Remove a commented-out definition of PROMOTE_FUNCTION_RETURN.
2882         (STRUCT_VALUE_REGNUM): Remove.
2883         (SETUP_INCOMING_VARARGS): Likewise.
2884
2885 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
2886
2887         * config/mips/mips-protos.h: Remove the prototypes for
2888         mips_setup_incoming_varargs and mips_return_in_memory.
2889         * config/mips/mips.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
2890         (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
2891         (TARGET_PROMOTE_PROTOTYPES): Likewise.
2892         (TARGET_STRUCT_VALUE_RTX): Likewise.
2893         (TARGET_RETURN_IN_MEMORY): Likewise.
2894         (TARGET_SETUP_INCOMING_VARARGS): Likewise.
2895         (TARGET_STRICT_ARGUMENT_NAMING): Likewise.
2896         (mips_setup_incoming_varargs): Match the prototype for
2897         TARGET_SETUP_INCOMING_VARARGS.
2898         (mips_return_in_memory): Make it static.  Add argument fntype.
2899         (mips_strict_argument_naming): New.
2900         * config/mips/mips.h (PROMOTE_PROTOTYPES): Remove.
2901         (PROMOTE_FUNCTION_ARGS): Likewise.
2902         (PROMOTE_FUNCTION_RETURN): Likewise.
2903         (STRUCT_VALUE): Likewise.
2904         (RETURN_IN_MEMORY): Likewise.
2905         (SETUP_INCOMING_VARARGS): Likewise.
2906         (STRICT_ARGUMENT_NAMING): Likewise.
2907
2908 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
2909
2910         * config/ip2k/ip2k.c (TARGET_STRUCT_VALUE_RTX): New.
2911         (TARGET_RETURN_IN_MEMORY): Likewise.
2912         (TARGET_SETUP_INCOMING_VARARGS): Likewise.
2913         (ip2k_return_in_memory): Likewise.
2914         (ip2k_setup_incoming_varargs): Likewise.
2915         * config/ip2k/ip2k.h (RETURN_IN_MEMORY): Remove.
2916         (STRUCT_VALUE): Likewise.
2917         (STRUCT_VALUE_INCOMING): Likewise.
2918         (SETUP_INCOMING_VARARGS): Likewise.
2919
2920 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
2921
2922         * config/avr/avr.c (TARGET_STRUCT_VALUE_RTX): New.
2923         (TARGET_RETURN_IN_MEMORY): Likewise.
2924         (TARGET_STRICT_ARGUMENT_NAMING): Likewise.
2925         (avr_return_in_memory): Remove.
2926         * config/avr/avr.h (RETURN_IN_MEMORY): Remove.
2927         (STRUCT_VALUE): Likewise.
2928         (STRUCT_VALUE_INCOMING): Likewise.
2929         (STRICT_ARGUMENT_NAMING): Likewise.
2930
2931 2004-01-25  Jan Hubicka  <jh@suse.cz>
2932
2933         * combine.c (recog_for_combine): Avoid allocating unnecesary RTX.
2934
2935 2004-01-25  Richard Sandiford  <rsandifo@redhat.com>
2936
2937         * config/mips/mips-protos.h (mips_reg_mode_ok_for_base_p): Delete.
2938         (mips_regno_mode_ok_for_base_p): Declare.
2939         * config/mips/mips.h (ARG_POINTER_REGNUM): Renumber to 77.
2940         (FRAME_POINTER_REGNUM): Renumber to 78.
2941         (FIRST_PSEUDO_REGISTER): Update comment accordingly.
2942         (BASE_REG_P, GP_REG_OR_PSEUDO_STRICT_P): Delete.
2943         (GP_REG_OR_PSEUDO_NONSTRICT_P): Delete.
2944         (REGNO_MODE_OK_FOR_BASE_P): Use mips_regno_mode_ok_for_base_p.
2945         (REG_MODE_OK_FOR_BASE_P): Likewise.
2946         * config/mips/mips.c (mips_reg_names, mips_sw_reg_names): Change
2947         entry for 77 to "$arg" and entry for 78 to "$frame".
2948         (mips_regno_to_class): Map 77 and 78 to ALL_REGS.
2949         (mips_reg_mode_ok_for_base_p): Remove.
2950         (mips_regno_mode_ok_for_base_p): New function, derived from old
2951         BASE_REG_P macro.  Don't enforce the mips16 stack pointer
2952         restrictions unless we're being strict.
2953         (mips_valid_base_register_p): Use mips_regno_mode_ok_for_base_p.
2954
2955 2004-01-24  Kazu Hirata  <kazu@cs.umass.edu>
2956
2957         * c-common.h: Fix comment typos.
2958         * c-decl.c: Likewise.
2959         * cgraphunit.c: Likewise.
2960         * combine.c: Likewise.
2961         * et-forest.c: Likewise.
2962         * flow.c: Likewise.
2963         * function.c: Likewise.
2964         * ifcvt.c: Likewise.
2965         * integrate.c: Likewise.
2966         * jump.c: Likewise.
2967         * postreload.c: Likewise.
2968         * varray.c: Likewise.
2969
2970 2004-01-24  Kazu Hirata  <kazu@cs.umass.edu>
2971
2972         * doc/frontends.texi: Update copyright.
2973         * doc/gcov.texi: Likewise.
2974         * doc/gty.texi: Likewise.
2975         * doc/sourcebuild.texi: Likewise.
2976         * doc/standards.texi: Likewise.
2977
2978 2004-01-24  Herman A.J. ten Brugge  <hermantenbrugge@home.nl>
2979
2980         PR target/12978
2981         * c4x.md: (movstrqi*) Use match_scratch instead of match_dup.
2982         Remove movstrqi_small because it conflicts with movstrqi_large.
2983
2984 2004-01-24  Kazu Hirata  <kazu@cs.umass.edu>
2985
2986         * config/cris/cris.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
2987         (TARGET_STRUCT_VALUE_RTX): Likewise.
2988         (cris_struct_value_rtx): Likewise.
2989         * config/cris/cris.h (PROMOTE_FUNCTION_ARGS): Remove.
2990         (CRIS_STACKADJ_REG): Use CRIS_STRUCT_VALUE_REGNUM instead of
2991         STRUCT_VALUE_REGNUM.
2992         (STRUCT_VALUE_REGNUM): Rename to CRIS_STRUCT_VALUE_REGNUM.
2993
2994 2004-01-24  Ian Lance Taylor  <ian@wasabisystems.com>
2995
2996         PR bootstrap/13848
2997         * cse.c (cse_cc_succs): Change the mode of the source expression
2998         as soon as decide we need a new mode.  Don't permit changing modes
2999         if we found a match in a successor block.
3000         (cse_condition_code_reg): Save original mode of source expression
3001         so that we know whether we have to change the mode in other
3002         insns.
3003
3004 2004-01-24  Jan Hubicka  <jh@suse.cz>
3005
3006         * emit-rtl.c (change_address, adjust_address_1, offset_address,
3007         widen_memory_access):  Return early when there is nothing to change.
3008
3009 2004-01-24  Jakub Jelinek  <jakub@redhat.com>
3010
3011         * simplify-rtx.c (simplify_relational_operation): Don't
3012         simplify address == constant into address + -constant == 0.
3013
3014 2004-01-24  Kazu Hirata  <kazu@cs.umass.edu>
3015
3016         * gcc.c (process_command): Don't internationalize the
3017         Copyright message.
3018         * mips-tfile.c (main): Likewise.
3019
3020 2004-01-24  Andreas Tobler  <a.tobler@schweiz.ch>
3021
3022         * cse.c: (cse_cc_succs) Fix comparison warning.
3023
3024 2004-01-24  Kazu Hirata  <kazu@cs.umass.edu>
3025
3026         * config/h8300/h8300.md: Remove extraneous USE in expanders.
3027
3028 2004-01-24  Kazu Hirata  <kazu@cs.umass.edu>
3029
3030         * config/h8300/h8300-protos.h: Provide prototypes for
3031         h8300_legitimate_constant_p and h8300_legitimate_address_p.
3032         * config/h8300/h8300.c (h8300_legitimate_constant_p): New.
3033         (h8300_rtx_ok_for_base_p): Likewise.
3034         (h8300_legitimate_address_p): Likewise.
3035         * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Use
3036         h8300_legitimate_constant_p.
3037         (RTX_OK_FOR_BASE_P): Remove.
3038         (GO_IF_LEGITIMATE_ADDRESS): Use h8300_legitimate_address_p.
3039
3040 2004-01-24  Kazu Hirata  <kazu@cs.umass.edu>
3041
3042         * config/h8300/h8300.h (REG_OK_FOR_INDEX_NONSTRICT_P): New.
3043         (REG_OK_FOR_BASE_NONSTRICT_P): Likewise.
3044         (REG_OK_FOR_INDEX_STRICT_P): Likewise.
3045         (REG_OK_FOR_BASE_STRICT_P): Likewise.
3046         (REG_OK_FOR_INDEX_STRICT_P): Use REGNO_OK_FOR_INDEX_P.
3047         (REG_OK_FOR_BASE_STRICT_P): Use REGNO_OK_FOR_BASE_P.
3048         (REG_OK_FOR_INDEX_P): Use REG_OK_FOR_INDEX_STRICT_P.
3049         (REG_OK_FOR_BASE_P): Use REG_OK_FOR_BASE_STRICT_P.
3050
3051 2004-01-24  Jan Hubicka  <jh@suse.cz>
3052
3053         * cselib.c (remove_useless_values):  Do not access discarded values.
3054
3055 2004-01-24  Joseph S. Myers  <jsm@polyomino.org.uk>
3056
3057         * c-typeck.c (build_conditional_expr): Do not allow non-lvalue
3058         arrays.
3059
3060 2004-01-23  Kazu Hirata  <kazu@cs.umass.edu>
3061
3062         * recog.c: Fix a typo in copyright.
3063
3064 2004-01-23  Andrew Pinski  <apinski@apple.com>
3065
3066         * config/rs6000/rs6000.md (call): Fix misappiled patch.
3067         (call_value): Likewise.
3068
3069 2004-01-23  Richard Henderson  <rth@redhat.com>
3070
3071         PR opt/12941
3072         * combine.c (SHIFT_COUNT_TRUNCATED): Provide default value.
3073         (simplify_comparison): Don't simplify (eq (zero_extract c 1 r) 0)
3074         if SHIFT_COUNT_TRUNCATED is set.
3075
3076 2004-01-23  Bob Wilson  <bob.wilson@acm.org>
3077
3078         * config/xtensa/xtensa.c (xtensa_va_arg): Handle complex values as
3079         separate real and imaginary parts.
3080         * config/xtensa/xtensa.h (SPLIT_COMPLEX_ARGS): Define.
3081
3082 2004-01-23  Hartmut Penner <hpenner@de.ibm.com>
3083
3084         PR target/13674
3085         * config/rs6000/rs6000.md (movdf_hardfloat64): Do not disparage
3086         loading into GPR.
3087
3088 2004-01-23  Jan Hubicka  <jh@suse.cz>
3089
3090         * emit-rtl.c (change_address_1):  Do not re-generate the RTX if nothing
3091         change.
3092
3093         * alloc-pool.c (align_four): Kill.
3094         (create_alloc_pool): Align size to eight.
3095         (free_alloc_pool, free_pool): Invalidate deallocated data.
3096
3097 2004-01-23  Ian Lance Taylor  <ian@wasabisystems.com>
3098
3099         PR gcc/1532
3100         * cse.c (cse_change_cc_mode): New static function.
3101         (cse_change_cc_mode_insns, cse_cc_succs): Likewise.
3102         (cse_condition_code_reg): New function.
3103         * rtl.h (cse_condition_code_reg): Declare.
3104         * toplev.c (rest_of_handle_cse2): Call cse_condition_code_reg.
3105         * target.h (struct gcc_target): Add fixed_condition_code_regs and
3106         cc_modes_compatible.
3107         * target-def.h (TARGET_FIXED_CONDITION_CODE_REGS): Define.
3108         (TARGET_CC_MODES_COMPATIBLE): Define.
3109         (TARGET_INITIALIZER): Add new initializers.
3110         * targhooks.c (default_cc_modes_compatible): New function.
3111         * targhooks.c (default_cc_modes_compatible): Declare.
3112         * hooks.c (hook_bool_intp_intp_false): New function.
3113         * hooks.h (hook_bool_intp_intp_false): Declare.
3114         * config/i386/i386.c (TARGET_FIXED_CONDITION_CODE_REGS): Define.
3115         (TARGET_CC_MODES_COMPATIBLE): Define.
3116         (ix86_fixed_condition_code_regs): New static function.
3117         (ix86_cc_modes_compatible): Likewise.
3118         * doc/tm.texi (Condition Code): Document new hooks.
3119
3120 2004-01-23  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
3121
3122         * fixinc/inclhack.def (bad_lval): Renamed to ...
3123         (alpha_bad_lval): ... this.
3124         Removed file list.
3125         Restrict to alpha*-dec-osf*.
3126         * fixinc/fixincl.x: Regenerate.
3127         * fixinc/tests/base/dirent.h: Remove, moving test ...
3128         * fixinc/tests/base/testing.h: ... here, reflecting new name.
3129
3130 2004-01-23  Zack Weinberg  <zack@codesourcery.com>
3131
3132         PR c/13814
3133         * c-decl.c (diagnose_mismatched_decls): Also discard a
3134         built-in if we encounter an old-style definition with the
3135         same name.
3136
3137 2004-01-23  Jakub Jelinek  <jakub@redhat.com>
3138
3139         * config.gcc (powerpc*-*): Clear $with_cpu or $with_tune if it was
3140         set to default{32,64}.
3141
3142 2004-01-21  Jakub Jelinek  <jakub@redhat.com>
3143
3144         * config/rs6000/linux64.h (MD_FALLBACK_FRAME_STATE_FOR)
3145         [!__powerpc64__]: Corrected to handle kernels with changed ucontext.
3146
3147 2004-01-23  Eric Botcazou  <ebotcazou@act-europe.fr>
3148             Olivier Hainque  <hainque@act-europe.fr>
3149
3150         * fold-const.c (fold_binary_op_with_conditional_arg): Only
3151         build a COMPOUND_EXPR if 'arg' is really a SAVE_EXPR.
3152
3153 2004-01-23  Daniel Jacobowitz  <drow@mvista.com>
3154
3155         * config/arm/arm.c (arm_legitimate_address_p): Don't check the mode
3156         size for minipool references.
3157
3158 2004-01-23  Roger Sayle  <roger@eyesopen.com>
3159
3160         * real.c (real_floor, real_ceil): Tweak to allow input and output
3161         arguments to overlap.
3162         (real_round): New function to implement round(3m) semantics.
3163         * real.h (real_round): Prototype here.
3164         * builtins.c (fold_builtin_round): New function to constant fold
3165         round, roundf and roundl.
3166         (fold_builtin): Call fold_builtin_round for BUILT_IN_ROUND{,F,L}.
3167
3168 2004-01-23  Alexandre Oliva  <aoliva@redhat.com>
3169
3170         PR optimization/13819
3171         * config/sh/sh.c (sh_reorg): Compensate for sharing of CLOBBERs
3172         introduced by 2004-01-20's Jan Hubicka's copy_insn change.
3173         (sh_handle_sp_switch_attribute): Remove warning.
3174
3175 2003-11-30  Jan Hubicka  <jh@suse.cz>
3176
3177         * i386.c (ix86_emit_restore_regs_using_mov):  Deal with large offsets.
3178
3179 2004-01-23  J"orn Rennecke <joern.rennecke@superh.com>
3180
3181         * doc/tm.texi: Insert some weasel words when LOAD_EXTEND_OP
3182         may or may not return non-NIL.
3183         * postreload.c (reload_cse_simplify_operands): In LOAD_EXTEND_OP code,
3184         check CANNOT_CHANGE_MODE_CLASS
3185
3186 2004-01-23  Jan Hubicka  <jh@suse.cz>
3187
3188         * basic-block.h (PROP_POSTRELOAD): New macro.
3189         (CLEANUP_LOG_LINKS): New.
3190         * cfgcleanup.c (cleanup_cfg): Only PROP_LOG_LINKS when asked to.
3191         * toplev.c (rest_of_handle_life):  Preserve LOG_LINKS trought cleanup_cfg.
3192
3193         * cselib.c (value_pool): New.
3194         (new_cselib_val): Use pool.
3195         (cselib_init): Initialize value_pool
3196         (cselib_finish): Free pool.
3197
3198 2004-01-23  Eric Botcazou  <ebotcazou@libertysurf.fr>
3199
3200         * config/sparc/sparc.c (scan_record_type): New function.
3201         (function_arg_slotno): Use it to determine which kinds of
3202         registers the record can be passed in.
3203
3204 2004-01-22  James A. Mmorrison  <ja2morri@uwaterloo.ca>
3205
3206         * config/pa/fptr.c: Fix old-style definition.
3207
3208 2004-01-22  Paolo Bonzini  <bonzini@gnu.org>
3209
3210         PR optimization/13724
3211         * cse.c (fold_rtx) <SUBREG>:  Fold a SUBREG to zero if it
3212         represents the zero bits produced by a ZERO_EXTEND operation.
3213
3214 2004-01-22  Roger Sayle  <roger@eyesopen.com>
3215
3216         PR optimization/13821
3217         * simplify-rtx.c (simplify_subreg): Use subreg_lowpart_offset to
3218         correctly calculate the lowpart offset of the contracted subreg.
3219
3220 2004-01-22  Ian Lance Taylor  <ian@wasabisystems.com>
3221
3222         * doc/invoke.texi (Optimize Options): Note that --param arguments
3223         are subject to change without notice.
3224
3225 2004-01-22  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
3226
3227         * config.gcc (mips-sgi-irix6*o32): Removed.
3228         * config/mips/iris6-o32-as.h: Likewise.
3229         * config/mips/iris6-o32-gas.h: Likewise.
3230         * config/mips/iris6-o32.h: Likewise.
3231
3232 2004-01-22  Jan Hubicka  <jh@suse.cz>
3233
3234         * cfgcleanup.c (first_pass): New static variable.
3235         (try_forward_edges):  Add work limiting check for threading.
3236         (try_crossjump_bb):  Add work limiting check for crossjumping.
3237         (try_optimize_cfg):  Maintain first pass variable.
3238
3239 2004-01-22  Bob Wilson  <bob.wilson@acm.org>
3240
3241         * config/xtensa/xtensa.c (function_arg): Generalize logic so that it
3242         handles complex and vector modes.
3243
3244 2004-01-22  Kazu Hirata  <kazu@cs.umass.edu>
3245
3246         * config/h8300/h8300.h (REG_OK_FOR_INDEX_P_STRICT): Remove.
3247         (REG_OK_FOR_BASE_P_STRICT): Likewise.
3248         (STRICT): Likewise.
3249
3250 2004-01-22  Daniel Jacobowitz  <drow@mvista.com>
3251
3252         * c-semantics.c (genrtl_while_stmt, genrtl_do_stmt_1)
3253         (genrtl_for_stmt): Remove emit_nop calls.
3254
3255 2004-01-22  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
3256
3257         PR target/13713
3258         PR target/13324
3259         * pa.md (movstrsi_prereload, movstrsi_postreload, movstrdi_prereload,
3260         movstrdi_postreload, clrstrsi_prereload, clrstrsi_postreload,
3261         clrstrdi_prereload, clrstrdi_postreload): Fix constraints.
3262
3263 2004-01-22  Daniel Jacobowitz  <drow@mvista.com>
3264
3265         * config/arm/arm.c: Include "debug.h".
3266         (thumb_pushpop): Take two new arguments.  Add some commentary.
3267         Output frame information when pushing.
3268         (thumb_exit, thumb_unexpanded_epilogue): Update calls to
3269         thumb_pushpop.
3270         (thumb_output_function_prologue): Likewise.  Accumulate a CFA
3271         offset, and pass it to thumb_pushpop.  Output CFI information.
3272         (thumb_expand_prologue): Add some frame-related markers and notes.
3273
3274 2004-01-22  Ulrich Weigand  <uweigand@de.ibm.com>
3275
3276         * config/s390/s390.c (s390_frame_info): Allow large frame sizes
3277         for TARGET_64BIT.
3278         (s390_arg_frame_offset): Change return type to HOST_WIDE_INT.
3279         * config/s390/s390-protos.h (s390_arg_frame_offset): Likewise.
3280
3281 2004-01-22  Roger Sayle  <roger@eyesopen.com>
3282             Paolo Bonzini  <bonzini@gnu.org>
3283
3284         * rtlanal.c (subreg_lsb_1): New function split out from subreg_lsb.
3285         (subreg_lsb): Change to call new subreg_lsb_1 helper function.
3286         * rtl.h (subreg_lsb_1): Prototype here.
3287         * simplify-rtx.c (simplify_subreg): Optimize subregs of zero and
3288         sign extensions.
3289
3290 2004-01-22  Kazu Hirata  <kazu@cs.umass.edu>
3291
3292         * doc/tm.texi (CASE_VECTOR_PC_RELATIVE): Mention that the
3293         macro need not be defined if jump-tables should contain
3294         relative addresses only when -fPIC or -fPIC is in effect.
3295
3296 2004-01-22  Jan Hubicka  <jh@suse.cz>
3297
3298         * alias.c (reg_base_value): Turn into varray.
3299         (reg_base_value_size): Kill.
3300         (old_reg_base_value): New deletable varray.
3301         (alias_invariant_size): New variable.
3302         (REG_BASE_VALUE): Update to use varray.
3303         (find_base_value): Likewise.
3304         (record_set): Likewise.
3305         (record_base_value): Likewise.
3306         (memrefs_conflict_p): Likewise.
3307         (record_set): Likewise
3308         (record_base_value): Likewise.
3309         (memrefs_conflict_p): Use alias_invariant_size.
3310         (init_alias_analysis): Use varray; set alias_invariant_size;
3311         rescale other arrays to be sized by maxreg.
3312         (end_alias_analysis): Save reg_base_value; clear alias_invariant_size.
3313
3314 2004-01-22  Eric Botcazou  <ebotcazou@libertysurf.fr>
3315
3316         * config/sparc/sparc.c (function_arg_slotno): Use
3317         FLOAT_TYPE_P to detect FP fields in structures.
3318         (function_arg_record_value_1): Likewise.
3319         (function_arg_record_value_2): Likewise.
3320
3321 2004-01-22  Jan Hubicka  <jh@suse.cz>
3322
3323         * function.c (allocate_struct_function): Do not initialize expr, emit
3324         and varasm.
3325         (prepare_function_start): Do it here.
3326         * c-parse.in (maybe_type_qual): Do not produce line number notes.
3327
3328 2004-01-22  Eric Botcazou  <ebotcazou@libertysurf.fr>
3329
3330         PR target/13559
3331         * config/sparc/sparc.c (function_arg_record_value_3): Revert
3332         to 'word_mode' once the first slot has been filled.
3333
3334 2004-01-22  Olivier Hainque  <hainque@act-europe.fr>
3335
3336         * config/sparc/sparc.c (function_arg_record_value_1): Fix
3337         computation of the number of integer registers required.
3338
3339 2004-01-21  Kazu Hirata  <kazu@cs.umass.edu>
3340
3341         * config/i386/i386.md: Simplify certain comparisons of
3342         const_int.
3343
3344 2004-01-21  Andrew Pinski  <apinski@apple.com>
3345
3346         PR target/13785
3347         * config/rs6000/rs6000.md (call_value): Force operand
3348         1 not operand 0 into a register.
3349
3350 2004-01-21  Kazu Hirata  <kazu@cs.umass.edu>
3351
3352         * cpperror.c, cpptrad.c, longlong.h, params.def, rtl.def,
3353         unwind-dw2-fde.h: Update copyright.
3354
3355 2004-01-21  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
3356
3357         * pa-protos.h: Update copyright.
3358         * pa.h: Likewise.
3359         * pa.md: Likewise.
3360
3361 2004-01-21  Caroline Tice  <ctice@apple.com>
3362
3363         PR target/12308
3364         * config/i386/i386.md (fix_truncxfdi2): Add clause to clobber
3365         flags register.
3366         (fix_truncdfdi2): Likewise.
3367         (fix_truncsfdi2): Likewise.
3368         (*fix_truncdi_1): Likewise.
3369         (fix_truncxfsi2): Likewise.
3370         (fix_truncdfsi2): Likewise.
3371         (fix_truncsfsi2): Likewise.
3372         (*fix_truncsi_1): Likewise.
3373         (fix_truncxfhi2): Likewise.
3374         (fix_truncdfhi2): Likewise.
3375         (fix_truncsfhi2): Likewise.
3376         (*fix_trunchi_1): Likewise.
3377
3378 2004-01-21  Kazu Hirata  <kazu@cs.umass.edu>
3379
3380         * alias.c, basic-block.h, c-common.c, c-common.h,
3381         c-cppbuiltin.c, c-opts.c, c-pragma.c, c-pretty-print.c,
3382         calls.c, cfg.c, cfgcleanup.c, cfgrtl.c, cgraph.h, collect2.c,
3383         combine.c, cppcharset.c, cpphash.h, cppinit.c, cpplib.c,
3384         cpplib.h, cppmacro.c, crtstuff.c, cselib.c, cselib.h,
3385         defaults.h, df.c, dominance.c, et-forest.c, expmed.c, expr.c,
3386         expr.h, fix-header.c, function.h, gcc.c, gcse.c, genattrtab.c,
3387         genautomata.c, genconditions.c, genemit.c, genflags.c,
3388         gengtype.c, gengtype.h, genopinit.c, genrecog.c, gensupport.c,
3389         ggc-zone.c, graph.c, haifa-sched.c, input.h, integrate.c,
3390         langhooks-def.h, langhooks.c, langhooks.h, line-map.c,
3391         line-map.h, local-alloc.c, optabs.c, optabs.h, postreload.c,
3392         ra.h, recog.c, reg-stack.c, regmove.c, reload.c, reorg.c,
3393         rtl.c, sched-deps.c, sched-ebb.c, sdbout.c, system.h,
3394         target.h, targhooks.c, toplev.h, tree-inline.c, unwind-pe.h,
3395         unwind.h, varray.c, varray.h: Update copyright.
3396
3397 2004-01-21  Kazu Hirata  <kazu@cs.umass.edu>
3398
3399         * config/h8300/coff.h: Update copyright.
3400         * config/h8300/elf.h: Likewise.
3401         * config/h8300/h8300-protos.h: Likewise.
3402         * config/h8300/h8300.c: Likewise.
3403         * config/h8300/h8300.h: Likewise.
3404         * config/h8300/h8300.md: Likewise.
3405
3406 2004-01-21  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
3407
3408         * fixinc/inclhack.def (hpux10_stdio_declarations, ultrix_const3,
3409         ultrix_locale, ultrix_stdlib, ultrix_strings, ultrix_sys_time,
3410         ultrix_unistd): New hacks.
3411         * fixinc/tests/base/stdio.h (HPUX10_STDIO_DECLARATIONS_CHECK,
3412         ULTRIX_CONST2_CHECK): Add checks.
3413         * fixinc/tests/base/stdlib.h (ULTRIX_STDLIB_CHECK): Likewise.
3414         * fixinc/tests/base/strings.h (ULTRIX_STRINGS2_CHECK): Likewise.
3415         * fixinc/tests/base/unistd.h (ULTRIX_UNISTD_CHECK): Likewise.
3416         * fixinc/tests/base/sys/time.h (ULTRIX_SYS_TIME_CHECK): Likewise.
3417         * fixinc/tests/base/locale.h: New file.
3418         * fixinc/fixincl.x: Rebuilt.
3419
3420 2004-01-21  Andreas Jaeger  <aj@suse.de>
3421             Michael Matz  <matz@suse.de>
3422
3423         * doc/extend.texi (Extended Asm): Clarify memory clobber.
3424
3425 2004-01-21  Jakub Jelinek  <jakub@redhat.com>
3426
3427         * crtstuff.c (frame_dummy, __do_global_ctors_1): Call
3428         _Jv_RegisterClasses through a function pointer.
3429
3430 2004-01-21  Falk Hueffner  <falk@debian.org>
3431
3432         PR target/12898
3433         * config/alpha/alpha.c (alpha_emit_set_const_1): If
3434         no_new_pseudos, use gen_rtx_SET directly for SImode constants
3435         which need multiple instructions to emit.
3436
3437 2004-01-21  Inaoka Kazuhiro  <inaoka.kazuhiro@renesas.com>
3438
3439         * config/m32r/m32r.h (CPP_SPEC): Define.
3440
3441 2004-01-21  Zack Weinberg  <zack@codesourcery.com>
3442
3443         * c-decl.c (merge_decls): Kill different_binding_level and
3444         different_tu arguments; simplify throughout.
3445         (duplicate_decls): Likewise.
3446         (pushdecl, merge_translation_unit_decls): Update calls to
3447         duplicate_decls.
3448
3449 2004-01-20  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
3450
3451         * Makefile.in (pretty-print.o): Depend on $(CONFIG_H) and
3452         $(SYSTEM_H).
3453         (print-rtl1.o): Depend on $(SYSTEM_H).
3454
3455 2004-01-20  Kelley Cook  <kcook@gcc.gnu.org>
3456
3457         PR bootstrap/12730
3458         * configure.ac: Delete definition and subsitution of docdir.
3459         Add info, man, srcman and srcinfo to target hooks. Create doc/
3460         directory.
3461         * configure: Regenerate.
3462         * Makefile.in: Don't substitute docdir and delete all references
3463         throughout.
3464         (MAKEINFOFLAGS): Define.
3465         (stmp-docobjdir): Delete.
3466         (INFOFILES, MANFILES): Define.
3467         (info): Call lang.info, srcinfo and lang.srcinfo.
3468         (generated-manpages): Call lang.man, srcman and lang.srcman.
3469         (srcinfo, srcman): New rules to copy back files to source directory.
3470         (doc/%.info, doc/%.dvi, doc/%.1, doc/%.7): New implict rule.
3471         (install-man): Revamp rule.
3472         (clean): Update dvi directory.
3473         (distclean): Delete TAGS from front end directorys.
3474         (maintainer-clean): Delete all document files in source directory.
3475
3476         objc/Make-lang.in (objc.man, objc.info): Dummy entries.
3477         (objc.srcman, objc.srcinfo): Likewise.
3478
3479 2004-01-20  Bruce Korb  <bkorb@gnu.org>
3480
3481         * fixinc/inclhack.def(math_exception): bypass only for glibc.
3482         (matherr_decl): rename & relocate as exception_structure.
3483         This fix must precede the math_exception fix.
3484
3485 2004-01-20  Roger Sayle  <roger@eyesopen.com>
3486
3487         * fold-const.c (fold_convert): Rename to fold_convert_const.
3488         (fold_convert_const): Change arguments to take a tree_code,
3489         a type and the operand/expression to be converted.  Return
3490         NULL_TREE if no simplification is possible.  Add support for
3491         FIX_CEIL_EXPR and FIX_FLOOR_EXPR in addition to FIX_TRUNC_EXPR.
3492         (fold): Handle FIX_CEIL_EXPR and FIX_FLOOR_EXPR.
3493         Adjust call to fold_convert to match new fold_convert_const.
3494         Avoid modifying the tree passed to fold in-place.
3495
3496 2004-01-21  Alan Modra  <amodra@bigpond.net.au>
3497
3498         * config/rs6000/sysv4.h (DWARF2_FRAME_REG_OUT): Define.
3499         * dwarf2out.c (output_cfi): Map regs using DWARF2_FRAME_REG_OUT.
3500         * doc/tm.texi (DWARF_FRAME_REGNUM, DWARF2_FRAME_REG_OUT): Document.
3501
3502 2004-01-20  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
3503
3504         * pa-protos.h (compute_frame_size): Use HOST_WIDE_INT for frame sizes.
3505         * pa.c (store_reg, store_reg_modify, load_reg, set_reg_plus_d):
3506         Likewise.  Handle frames larger than 0x7fffffff on 64-bit ports.
3507         (emit_move_sequence): Check scratch_reg first in various if statements.
3508         Extend source simplification to handle all 64-bit CONST_INTs.
3509         (pa_output_function_prologue): Use HOST_WIDE_INT_PRINT_DEC for printing
3510         frame size.
3511         (hppa_expand_prologue, hppa_expand_epilogue): Use HOST_WIDE_INT for
3512         frame offset calculations.
3513         * pa.h (NEW_HP_ASSEMBLER): Add comment.
3514         (MAX_LEGIT_64BIT_CONST_INT, MIN_LEGIT_64BIT_CONST_INT,
3515         LEGITIMATE_64BIT_CONST_INT_P): Define.
3516         (LEGITIMATE_CONSTANT_P): Use LEGITIMATE_64BIT_CONST_INT_P.  Treat
3517         any CONST_INT as legitimate during and after reload.
3518         (VAL_32_BITS_P, INT_32_BITS): Define.
3519         (LEGITIMIZE_RELOAD_ADDRESS): Handle large frame offsets.
3520
3521 2004-01-20  Jan Hubicka  <jh@suse.cz>
3522
3523         * emit-rtl.c (verify_rtx_sharing, copy_insn_1,
3524         emit_copy_of_insn_after, emit_copy_of_insn_after): Clobbers
3525         containing hard regs are shared.
3526         (gen_hard_reg_clobber): New function.
3527         (hard_reg_clobbers): New array.
3528         * genemit.c (gen_exp): Use gen_hard_reg_clobber.
3529         (copy_rtx): Do not copy clobbers containing hard regs.
3530         * rtl.h (gen_hard_reg_clobber): Declare.
3531
3532 2004-01-20  Jan Hubicka  <jh@suse.cz>
3533
3534         * varray.c:  Include hashtab.h
3535         (varray_descriptor): New structure.
3536         (hash_descriptor, eq_descriptor, varray_descriptor,
3537         print_statistics): New static functions
3538         (varray_init, varray_grow): Update statistics
3539         (dump_varray_statistics): New function.
3540         * varray.h (dump_varray_statistics): Declare.
3541         * toplev.c (finalize): Call it.
3542         * Makefile.in (varray.o): Add dependency.
3543
3544 2004-01-20  Jan Hubicka  <jh@suse.cz>
3545
3546         * cselib.c: Include alloc-pool.h
3547         (empty_vals, empty_elt_lists, empty_elt_loc_lists): Kill.
3548         (elt_loc_list_pool, elt_list_pool, cselib_val_pool): Declare.
3549         (new_elt_list, new_elt_loc_list, unchain_one_elt_list,
3550         unchain_one_elt_loc_list_pool, unchain_one_value,
3551         new_cselib_val): Simplify using allocpool.
3552         (cselib_init): Initialize allocpools.
3553         (cselib_finish): Finish allocpools.
3554         * Makefile.in (cselib.o): Depend on alloc-pool.h
3555
3556 2004-01-20  Richard Sandiford  <rsandifo@redhat.com>
3557
3558         * config/mips/mips.c (mips_load_call_address): Make the call insn
3559         use $gp if it could be calling a lazy binding stub.
3560
3561 2004-01-20  Kazu Hirata  <kazu@cs.umass.edu>
3562
3563         * config/s390/s390.c (TARGET_PROMOTE_FUNCTION_ARGS): Define.
3564         (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
3565         (TARGET_STRUCT_VALUE_RTX): Likewise.
3566         * config/s390/s390.h (PROMOTE_FUNCTION_ARGS): Remove.
3567         (PROMOTE_FUNCTION_RETURN): Remove.
3568         (STRUCT_VALUE): Remove.
3569
3570 2004-01-20  Denis Chertykov  <denisc@overta.ru>
3571
3572         PR bootstrap/13735
3573         * config/avr/avr.h (BASE_REG_CLASS): Don't permit to use X
3574         register as pointer after reload.
3575
3576 2004-01-20  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
3577
3578         PR optimization/12440
3579         * loop.c: Include ggc.h.
3580         (loop_optimize): Run garbage collector between optimization of loops.
3581         * Makefile.in (loop.o): Add GGC_H dependency.
3582
3583 2004-01-20  Hartmut Penner  <hpenner@de.ibm.com>
3584
3585         * gcc/config/rs6000/rs6000.c (function_arg) Handle
3586         vector register special in function without prototype.
3587         (function_arg_advance): Vector parameters get always
3588         GPRs allocated for the linux64 target.
3589
3590 2004-01-20  Kazuhiro Inaoka  <inaoka.kazuhiro@renesas.com>
3591
3592         * config/m32r/m32r.h (TARGET_M32R2). Test for TARGET_M32R2_MASK
3593         not TARGET_M32RX_MASK.
3594
3595 2004-01-20  Eric Botcazou  <ebotcazou@libertysurf.fr>
3596
3597         PR target/13557
3598         * config/sparc/sparc.c (function_arg): Reorder the cases.
3599
3600 2004-01-19  Per Bothner  <per@bothner.com>
3601
3602         Move cpp_reader's line_maps field to a shared global.
3603         * cpphash.h (cpp_reader):  Rename line_maps field to line_table
3604         and change the type to a pointer rather than a struct.
3605         * cppinit.c (cpp_push_main_field):  Adjust accordingly.
3606         * cpplib.c (do_include_common, _cpp_do_file_change, cpp_get_callbacks):
3607         Likewise.
3608         * cppfiles.c (validate_pch):  Likewise.
3609         * cppmacro.c (_cpp_warn_if_unused_macro, _cpp_builtin_macro_text):
3610         Likewise.
3611         * cpperror.c (print_location):  Likewise.
3612         * cpplib.h (cpp_create_reader):  New line_maps pointer parameter.
3613         * cppinit.c (cpp_create_reader):  Handle new parameter.
3614         (cpp_destroy):  Don't free line_maps - that's no longer our job.
3615         * input.h (line_table):  New variable.
3616         * toplev.c (line_table):  Declare variable.
3617         (general_init):  Initialize line_table.
3618         * c-opts.c (c_common_init_options):  Pass line_table to
3619         cpp_create_reader.
3620         * fix-header.c (read_scan_file):  New local variable line_table.
3621         Initialize, and pass it to cpp_create_reader.
3622         * Makefile.in (LIBS, LIBDEPS):  Add libcpp.a.
3623         (C_AND_OBJC_OBJS, fix-header):  Remove redundant libcpp.a.
3624
3625 2004-01-19  Per Bothner  <per@bothner.com>
3626
3627         Implement a cache for linemap_lookup.
3628         * line-map.h (struct_line_maps):  Add cache field.
3629         * line-map.c (linemap_init):  Zero cache field.
3630         (linemap_add):  Set cache field to offset of newly allocated map.
3631         (linemap_lookup):  Use and set cache field.
3632
3633 2004-01-20  Kaz Kojima  <kkojima@gcc.gnu.org>
3634
3635         PR optimization/13567
3636         * cse.c (cse_basic_block): Call cse_insn with a non-null
3637         libcall_insn for the last SET insn of a no-confilict block.
3638
3639 2004-01-20  Kelley Cook  <kcook@gcc.gnu.org>
3640
3641         * Makefile.in (target_noncanonical, program_transform_name): Use
3642         immediate define instead of deferred.
3643         (GCC_INSTALL_NAME, GCC_TARGET_INSTALL_NAME, CPP_INSTALL_NAME,
3644         PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, GCOV_INSTALL_NAME,
3645         GCCBUG_INSTALL_NAME): Define via a immediate $(shell) instead of
3646         deferred backquote.
3647
3648 2004-01-20  Joseph S. Myers  <jsm@polyomino.org.uk>
3649
3650         * c-decl.c (c_init_decl_processing): Set pedantic_lvalues to
3651         true unconditionally.
3652         * c-typeck.c (unary_complex_lvalue, pedantic_lvalue_warning):
3653         Remove.
3654         (build_unary_op, build_modify_expr): Don't handle extended
3655         lvalues.
3656         (build_component_ref, build_conditional_expr): Call non_lvalue
3657         instead of pedantic_non_lvalue.
3658         (build_c_cast): Don't condition use of non_lvalue on pedantic.
3659         * fold-const.c (fold): Don't check pedantic directly for
3660         COMPOUND_EXPR.  Ensure that results for COMPOUND_EXPR are
3661         passed to pedantic_non_lvalue.
3662         * doc/extend.texi: Remove documentation of extended lvalues.
3663
3664 2004-01-19  Roger Sayle  <roger@eyesopen.com>
3665
3666         PR optimization/5263
3667         * simplify-rtx.c (associative_constant_p): Delete.
3668         (simplify_associative_operation): Rewrite to linearize terms, and
3669         attempt to simplify new term against both left and right subterms.
3670         (simplify_binary_operation): Call swap_commutative_operands_p on
3671         op0 and op1, not trueop0 and trueop1.  Move the initialization of
3672         trueop0 and trueop1 down to where first needed.
3673         (simplify_relational_operation): Likewise.
3674         * rtlanal.c (commutative_operand_precedence): Also order constant
3675         operands using avoid_constant_pool_reference.
3676
3677 2004-01-19  Richard Henderson  <rth@redhat.com>
3678
3679         * config/alpha/alpha.c (aligned_memory_operand): Check MEM_ALIGN,
3680         don't check memory mode.
3681         (unaligned_memory_operand): Likewise.
3682         (reload_inqi, reload_inhi, reload_outqi, reload_outhi): Don't
3683         abort for op0 not MEM.
3684
3685         * config/alpha/alpha.c (alpha_expand_mov_nobwx): If the destination
3686         is not a reg, copy to a scratch first.
3687         (aligned_loadqi, aligned_loadhi, unaligned_loadqi, unaligned_loadhi,
3688         unaligned_loadqi_le, unaligned_loadqi_be, unaligned_loadhi_le,
3689         unaligned_loadhi_be): Expect op0 in DImode; don't SUBREG.
3690         (reload_inqi, reload_inhi): Fix mode of op0.
3691         (reload_inqi_help, reload_inhi_help, reload_outqi_help,
3692         reload_outhi_help): Likewise.  Use define_insn_and_split.
3693
3694         * config/alpha/alpha.md (call peepholes): Check for REG_NORETURN
3695         as well as $29 dead.
3696
3697 2004-01-19  Eric Botcazou  <ebotcazou@libertysurf.fr>
3698
3699         * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): New.  Emit
3700         "tls_object" for thread-local objects.
3701         * config/sparc/sparc.c (sparc_elf_asm_named_section): Emit
3702         "#tls" for thread-local sections.
3703         * configure.ac (thread-local checks): Specify --fatal-warnings in
3704         every binutils-specific checks.  For sparc*-*-*, test whether the
3705         OS is Solaris and the tools are native and act accordingly.
3706         * configure: Rebuild.
3707
3708 2004-01-19  Jeff Law  <law@redhat.com>
3709
3710         * contrib.texi: Update Paolo Carlini's entry.  New entries for
3711         Jerry Quinn and Petur Runolfsson.
3712
3713 2004-01-19  Roger Sayle  <roger@eyesopen.com>
3714
3715         * config/i386/i386.md (*movhi_1, *movqi_1): When optimizing for
3716         size, don't use the larger zero-extending loads.
3717
3718 2004-01-19  Richard Henderson  <rth@redhat.com>
3719
3720         * alpha.h (HARD_REGNO_MODE_OK): Disallow SImode in FP regs.
3721         * alpha.md (UNSPEC_NT_LDA): Remove.
3722         (UNSPEC_CVTLQ, cvtlq): New.
3723         (extendsidi2_1): Rename from extendsidi2_nofix; remove f/f.
3724         (extendsidi2_fix): Remove.
3725         (extendsidi2 splitter): Use cvtlq.
3726         (extendsidi2 fp peepholes): Remove.
3727         (cvtql): Use SFmode instead of SImode.
3728         (fix_trunc?fsi): Update to match.
3729         (floatsisf2_ieee, floatsisf2, floatsidf2_ieee, floatsidf2): New.
3730         (movsi): Rename from movsi_nofix, remove f alternatives.
3731         (movsi_nt_vms): Similarly.
3732         (movsi_fix, movsi_nt_vms_fix): Remove.
3733         (nt_lda): Remove.
3734         * alpha.c (alpha_expand_prologue): Use adddi3, not nt_lda.
3735
3736 2004-01-19  Jan Hubicka  <jh@suse.cz>
3737
3738         * cgraph.c (cgraph_remove_node): Fix removal from linked list.
3739         * cgraphunit.c (cgraph_finalize_compilation_unit): Clear next_needed
3740         list.
3741         (cgraph_remove_unreachable_nodes): New function
3742         (cgraph_decide_inlining_of_small_function): Fix pasto.
3743         (cgraph_decide_inlining_incrementally): Fix pasto.
3744         (cgrpah_decide_inlining): Likewise; remove unreachable nodes.
3745
3746 2004-01-19  Steven Bosscher  <stevenb@suse.de>
3747
3748         * gengtype.c (header_file): Make it static.
3749         (write_types_process_field, write_enum_defn): Minor whitespace fixes.
3750         * gengtype.h (header_file): No longer extern.
3751
3752 2004-01-18  Kazu Hirata  <kazu@cs.umass.edu>
3753
3754         * defaults.h (CASE_VECTOR_PC_RELATIVE): Provide the default.
3755         * expr.c (CASE_VECTOR_PC_RELATIVE): Remove.
3756         * stmt.c (CASE_VECTOR_PC_RELATIVE): Likewise.
3757
3758 2004-01-18  Kazu Hirata  <kazu@cs.umass.edu>
3759
3760         * stmt.c (HAVE_casesi): Define it not already defined.
3761         (HAVE_tablejump): Likewise.
3762         (expand_end_case_type): Resort to the binary tree method if
3763         neither casesi or tablejump is available.
3764
3765 2004-01-18  Daniel Jacobowitz  <drow@mvista.com>
3766
3767         * final.c (final_scan_insn): Make non-static again.
3768         * output.h (final_scan_insn): Re-add prototype.
3769         * config/arc/arc.c (arc_output_function_epilogue): Add NULL
3770         to final_scan_insn call.
3771         * config/cris/cris.c (cris_target_asm_function_epilogue): Likewise.
3772         * config/mips/mips.c (mips_output_conditional_branch): Likewise.
3773         * config/pa/pa.c (output_lbranch, output_call): Likewise.
3774         * config/sh/sh.c (print_slot): Likewise.
3775         * config/sparc/sparc.c (sparc_nonflat_function_epilogue): Likewise.
3776         (output_sibcall, sparc_flat_function_epilogue): Likewise.
3777
3778 2004-01-18  Jan Hubicka  <jh@suse.cz>
3779
3780         * basic-block.h (try_redirect_by_replacing_jump): Declare.
3781         * cfgcleanup.c (try_optimize_cfg): Use it.
3782         * cfgrtl.c (try_redirect_by_replacing_jump): Export.
3783         (rtl_redirect_edge_and_branch, cfg_layout_redirect_edge_and_branch):
3784         Kill hack.
3785         (cfg_layout_merge_blocks): Use try_redirect_by_replacing_jump.
3786
3787         Revert:
3788         2004-01-16  Geoffrey Keating  <geoffk@apple.com>
3789
3790                 * cfgrtl.c (try_redirect_by_replacing_jump): Optimize tablejumps
3791                 even after reload, just don't remove the actual jump tables.
3792
3793 2004-01-18  Kazu Hirata  <kazu@cs.umass.edu>
3794
3795         * config/rs6000/rs6000.h (STRICT_ARGUMENT_NAMING): Remove.
3796
3797 2004-01-18  Kazu Hirata  <kazu@cs.umass.edu>
3798
3799         * defaults.h (ASM_OUTPUT_ADDR_VEC_ELT): Fix the computation of
3800         the size of a pointer in bytes.
3801
3802 2004-01-18  Roger Sayle  <roger@eyesopen.com>
3803
3804         * builtins.c (expand_builtin_expect_jump): Fix thinko of reusing
3805         live "next" variable, which could lead to an infinite loop.
3806
3807 2004-01-18  Andrew Pinski  <pinskia@physics.uc.edu>
3808
3809         * config/rs6000/altivec.h: Wrap C++ functions in extern "C++"
3810         block.
3811
3812         * config/rs6000/rs6000.c (rs6000_special_round_type_align):
3813         Check for NULL in the chain and remove repeated code.
3814
3815 2004-01-18  Jan Hubicka  <jh@suse.cz>
3816
3817         * coverage.c (checksum_string): Rename to ...
3818         (coverage_checksum_string): ... this one, Use crc32_string; recognize
3819         names containing random number and zero the number out in order to get
3820         match.
3821
3822 2004-01-18  Richard Sandiford  <rsandifo@redhat.com>
3823
3824         * config/mips/mips.c (mips_got_alias_set): Mark for PCH.
3825
3826 2004-01-18  Joseph S. Myers  <jsm@polyomino.org.uk>
3827
3828         * doc/c-tree.texi, doc/cpp.texi, doc/extend.texi,
3829         doc/frontends.texi, doc/gcov.texi, doc/gty.texi, doc/install.texi,
3830         doc/invoke.texi, doc/libgcc.texi, doc/md.texi, doc/rtl.texi,
3831         doc/sourcebuild.texi, doc/standards.texi, doc/tm.texi,
3832         doc/trouble.texi: Remove trailing whitespace.
3833
3834 2004-01-18  Richard Sandiford  <rsandifo@redhat.com>
3835
3836         PR target/7618
3837         * config/mips/mips.c: Include cfglayout.h.
3838         (TARGET_ASM_OUTPUT_MI_THUNK, TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
3839         (mips_unspec_offset_high): Add temporary register argument.
3840         (mips_load_call_address): New function, split out from...
3841         (mips_expand_call): ...here.
3842         (mips_output_cplocal): New function.
3843         (mips_output_function_prologue, mips_output_function_epilogue): Use it.
3844         (mips_emit_loadgp): New function, split out from...
3845         (mips_expand_prologue): ...here.
3846         (mips_output_mi_thunk): New function.
3847
3848 2004-01-17  Bernardo Innocenti  <bernie@develer.com>
3849
3850         * longlong.h (mc68020, __mc68030__, mc68030, __mc68040__, mc68040,
3851         mcpu32): Remove redundant checks for implied target predefines.
3852
3853 2004-1-17  Andrew Pinski  <pinskia@physics.uc.edu>
3854
3855         * config/rs6000/rs6000.c (rs6000_special_round_type_align):
3856         Return type is unsigned int not int.
3857         * config/rs6000/rs6000-protos.h (rs6000_special_round_type_align):
3858         Likewise.
3859
3860 2004-01-18  Joseph S. Myers  <jsm@polyomino.org.uk>
3861
3862         * doc/contrib.texi, doc/cppenv.texi, doc/extend.texi,
3863         doc/install.texi, doc/invoke.texi, doc/tm.texi: Consistently use
3864         "GNU/Linux" and "Microsoft Windows" terminology.
3865
3866 2004-01-18  Joseph S. Myers  <jsm@polyomino.org.uk>
3867
3868         * doc/c-tree.texi, doc/compat.texi, doc/cpp.texi,
3869         doc/cppopts.texi, doc/extend.texi, doc/install.texi,
3870         doc/interface.texi, doc/invoke.texi, doc/libgcc.texi, doc/md.texi,
3871         doc/objc.texi, doc/rtl.texi, doc/tm.texi, doc/trouble.texi: Use
3872         @smallexample instead of @example.
3873
3874 2004-01-17  Ziemowit Laski  <zlaski@apple.com>
3875
3876         * objc/objc-act.c (build_objc_method_call): Use target
3877         hooks instead of macros to determine if ..._stret
3878         dispatchers should be used (NeXT runtime only).
3879
3880 2004-01-17  Roger Sayle  <roger@eyesopen.com>
3881
3882         * builtins.c (expand_builtin_expect_jump): Fix mistake in my
3883         last patch.  Use XEXP (x, 0) to get a LABEL_REF's CODE_LABEL.
3884
3885 2004-01-17  Daniel Jacobowitz  <drow@mvista.com>
3886
3887         * rtl.h (emit_insn_before_sameloc, emit_jump_insn_before_sameloc)
3888         (emit_call_insn_before_sameloc, emit_insn_after_sameloc)
3889         (emit_jump_insn_after_sameloc, emit_call_insn_after_sameloc): New
3890         macros.
3891         * reload1.c (emit_reload_insns): Use them.
3892         * emit-rtl.c (emit_insn_before_sameloc, emit_insn_after_sameloc)
3893         (emit_jump_insn_after_sameloc, emit_call_insn_after_sameloc): Check
3894         for NULL PATTERN.
3895
3896 2004-01-17  Daniel Jacobowitz  <drow@mvista.com>
3897
3898         * final.c (SEEN_BB, SEEN_NOTE, SEEN_EMITTED): Define.
3899         (final_scan_insn): Update to take an additional SEEN argument.  Emit
3900         a line note after the prologue.  Make static.
3901         (line_note_exists): Remove.
3902         (final): Don't initialize line_note_exists.  Update call to
3903         final_scan_insn.
3904         * output.h (final_scan_insn): Remove prologue.
3905         * function.c (set_insn_locators): Update comment.
3906         (thread_prologue_and_epilogue_insns): Add a comment.
3907
3908 2004-01-17  Andrew Pinski  <pinskia@physics.uc.edu>
3909
3910         PR target/10781
3911         * config/rs6000/rs6000-protos.h (rs6000_special_round_type_align):
3912         Prototype.
3913         * config/rs6000/rs6000.c (rs6000_special_round_type_align):
3914         New function.
3915         * config/rs6000/linux64.h (ROUND_TYPE_ALIGN): Use it.
3916         * config/rs6000/aix.h (ROUND_TYPE_ALIGN): Likewise.
3917         * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Likewise.
3918
3919 2004-01-17  Jan Hubicka  <jh@suse.cz>
3920
3921         * toplev.c (rest_of_handle_reorder_blocks): Fix pasto in previous
3922         commit.
3923
3924         * toplev.c (HAVE_conditional_execution): Provide default.
3925         (rest_of_handle_reorder_blocks): For conditional_execution target
3926         update liveness once after all transformations
3927         (rest_of_compilation): Do crossjumping before ce3.
3928
3929 2004-01-17  Geoffrey Keating  <geoffk@apple.com>
3930
3931         * alias.c (new_alias_set): Mark last_alias_set for PCH.
3932         (get_varargs_alias_set): Rename 'set' to 'varargs_set' and mark it
3933         for PCH.
3934         (get_frame_alias_set): Likewise, except rename it to 'frame_set'.
3935         * config/rs6000/rs6000.c (rs6000_sr_alias_set): Mark for PCH.
3936         (get_TOC_alias_set): Mark 'set' for PCH.
3937
3938 2004-01-16  Geoffrey Keating  <geoffk@apple.com>
3939
3940         * cfgrtl.c (try_redirect_by_replacing_jump): Optimize tablejumps
3941         even after reload, just don't remove the actual jump tables.
3942
3943 2004-01-17  J. Brobecker  <brobecker@gnat.com>
3944
3945         * dwarf2out.c (is_subrange_type): Renamed from is_ada_subrange_type().
3946         Remove checks for is_ada() and TREE_UNSIGNED.
3947         (subrange_type_die): Emit a byte_size attribute if the subrange
3948         type size is different from the base type size.
3949         (modified_type_die): Replace call to is_ada_subrange_type() by
3950         call to is_subrange_type().
3951
3952 2004-01-16  Andrew Pinski  <pinskia@physics.uc.edu>
3953
3954         * config/sh/sh.c: Include ggc.h.
3955
3956 2004-01-16  Geoffrey Keating  <geoffk@apple.com>
3957
3958         * Makefile.in (MD5_H): New.
3959         (fold-const.o): Depend on md5.h.
3960         (dwarf2out.o): Likewise.
3961         (cppfiles.o): Likewise.
3962         * cppfiles.c: Include md5.h.
3963         (should_stack_file): Check against list read from PCH file.
3964         (struct pchf_data): New.
3965         (pchf): New variable.
3966         (struct pchf_adder_info): New.
3967         (pchf_adder): New.
3968         (pchf_save_compare): New.
3969         (_cpp_save_file_entries): New.
3970         (_cpp_read_file_entries): New.
3971         (struct pchf_compare_data): New.
3972         (pchf_compare): New.
3973         (check_file_against_entries): New.
3974         * cpphash.h (_cpp_save_file_entries): Prototype.
3975         (_cpp_read_file_entries): Prototype.
3976         * cpppch.c (cpp_write_pch_state): Write the list of headers.
3977         (cpp_read_state): Read the list of headers.
3978
3979 2004-01-17  Jan Hubicka  <jh@suse.cz>
3980
3981         * c-common.c (c_estimate_num_insns_1): Handle builtin_constant_p and
3982         builtin_expect specially.
3983         * params.def (PARAM_MAX_INLINE_INSNS_AUTO): Set to 100.
3984         (PARAM_LARGE_FUNCTION_INSNS): Set to 3000.
3985         * invoke.texi (max-inline-insns-single): Set to 100.
3986         (large-function-insns): Set to 3000.
3987
3988 2004-01-16  Eric Christopher  <echristo@redhat.com>
3989             Chandrakala Chavva <cchavva@redhat.com>
3990
3991         * cppcharset.c (one_iso88591_to_utf8): New function.
3992         (convert_iso88591_utf8): Ditto. Use.
3993         (conversion_tab): Use.
3994         (_cpp_input_to_utf8): New function.
3995         (_cpp_init_iconv_buffer): Ditto.
3996         (_cpp_close_iconv_buffer): Ditto.
3997         * cpphash.h: Prototype new functions.
3998         (cpp_buffer): Add input_cset_desc.
3999         * cppinit.c: Add input_charset default.
4000         * cpplib.c (cpp_push_buffer): Support init and
4001         close of iconv.
4002         * cpplib.h (cpp_options): Add input_charset.
4003
4004 2004-01-16  Kazu Hirata  <kazu@cs.umass.edu>
4005
4006         * system.h (ASM_OUTPUT_SECTION_NAME): Poison.
4007         * config/alpha/unicosmk.h: Remove a commented-out definition
4008         of ASM_OUTPUT_SECTION_NAME.
4009         * config/stormy16/stormy16.h: Likewise.
4010
4011 2004-01-16  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
4012
4013         * fixinc/inclhack.def (alpha___extern_prefix): Renamed to ...
4014         (alpha___extern_prefix_sys_stat): ... this.
4015         Apply to <sys/mount.h>, too.
4016         Tweak to match more variations.
4017         * fixinc/tests/base/sys/stat.h: Adapt for new hackname.
4018
4019         * fixinc/inclhack.def (alpha___extern_prefix,
4020         alpha___extern_prefix_standards): New hacks to obey
4021         __PRAGMA_EXTERN_PREFIX.
4022         * fixinc/tests/base/testing.h [ALPHA___EXTERN_PREFIX_CHECK]: New
4023         test.
4024         * fixinc/tests/base/standards.h: Likewise.
4025
4026         * fixincl/inclhack.def (alpha_pthread): Tweak to match more
4027         variations.
4028         New testcase.
4029         * fixinc/tests/base/pthread.h: Handle it.
4030
4031         * fixincl/inclhack.def (bad_lval): Sort file list.
4032         Add many missing files up to Tru64 UNIX V5.1B.
4033         * gcc/fixinc/tests/base/libgen.h: Renamed to ...
4034         * gcc/fixinc/tests/base/dirent.h: ... this to match new file list
4035         order.
4036
4037         * fixinc/fixincl.x: Regenerate.
4038
4039 2004-01-16  Mark Mitchell  <mark@codesourcery.com>
4040
4041         * version.c (version_string): Change to 3.5.0.
4042         * doc/include/gcc-common.texi (version-GCC): Likewise.
4043