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1 2004-02-11  Thiemo Seufer  <seufer@csv.ica.uni-stuttgart.de>
2
3         * config/mips/mips.h (TARGET_OLDABI): Define. Use TARGET_NEWABI and
4         TARGET_LODABI consistently.
5         * config/mips/mips.c (function_arg,mips_setup_incoming_varargs,
6         mips_va_arg,override_options,compute_frame_size,
7         mips_initial_elimination_offset,mips16_fp_args,build_mips16_call_stub
8         ,mips_return_in_memory,mips_strict_argument_naming): Use TARGET_NEWABI
9         and TARGET_LODABI consistently.
10         * config/mips/mips.md (exception_receiver): Likewise.
11         * config/mips/linux64.h: Likewise.
12
13 2004-02-11  Hartmut Penner  <hpenner@de.ibm.com>
14
15         * gcc/config/rs6000/rs6000.c (rs6000_override_options)
16         Set AltiVec ABI and vrsave as default for ppc64 linux.
17         (init_cumulative_args): Post error, if try to return
18         value in AltiVec register without enable AltiVec.
19         (function_arg_advance): Ditto for passing arguments. 
20
21 2004-02-11  Richard Sandiford  <rsandifo@redhat.com>
22
23         * emit-rtl.c (mark_label_nuses): Check that a LABEL_REF refers to
24         a label before updating its usage count.
25
26 2004-02-10  Matt Kraai  <kraai@alumni.cmu.edu>
27
28         * doc/install.texi: Remove extra cd.
29
30 2004-02-10  Ziemowit Laski  <zlaski@apple.com>
31
32         * c-common.c (vector_size_helper): Remove; call
33         reconstruct_complex_type() instead.
34         * tree.c (reconstruct_complex_type): New function
35         (formerly vector_size_helper() in c-common.c).
36         (make_vector): Make externally visible.
37         * tree.h (reconstruct_complex_type, make_vector): Add prototypes.
38
39 2004-02-10  Kazu Hirata  <kazu@cs.umass.edu>
40
41         * config/h8300/h8300-protos.h: Add a prototype for
42         h8300_regs_ok_for_stm.
43         * config/h8300/h8300.c (h8300_regs_ok_for_stm): New.
44         * config/h8300/h8300.md (stm_h8300s_2_advanced,
45         stm_h8300s_2_normal, stm_h8300s_2, stm_h8300s_3_advanced,
46         stm_h8300s_3_normal, stm_h8300s_3, stm_h8300s_4_advanced,
47         stm_h8300s_4_normal, stm_h8300s_4, ldm_h8300s_2_advanced,
48         ldm_h8300s_2_normal, ldm_h8300s_2, ldm_h8300s_3_advanced,
49         ldm_h8300s_3_normal, ldm_h8300s_3, ldm_h8300s_4_advanced,
50         ldm_h8300s_4_normal, ldm_h8300s_4): Use
51         h8300_regs_ok_for_stm().
52
53 2004-02-10  Danny Smith  <dannysmith@users.sourceforge.net>
54
55         PR c/14088
56         real.c (real_from_string): Look for 'X' as well as 'x' in
57         hexfloat strings.
58
59 2004-02-10  Kazu Hirata  <kazu@cs.umass.edu>
60
61         * config/h8300/h8300.md: Remove an incorrect comment about
62         peephole2.  Add comments.
63
64 2004-02-10  Josef Zlomek  <zlomekj@suse.cz>
65
66         PR/14058
67         * emit-rtl.c (set_decl_incoming_rtl): New.
68         * tree.h (set_decl_incoming_rtl): New.
69         * function.c (assign_parms): Use set_decl_incoming_rtl for setting
70         DECL_INCOMING_RTL.
71         * ada/misc.c (adjust_decl_rtl): Likewise.
72
73 2004-02-10  Per Bothner  <per@bothner.com>
74
75         * c-opts.c (c_common_post_options):   Don't emit working directory
76         in cpp output if -P was specified.
77
78 2004-02-10  Paolo Bonzini  <bonzini@gnu.org>
79
80         PR c/14092
81         * fold-const.c (fold) <NEGATE_EXPR>: Convert result of
82         negate_expr back to the original type.
83
84 2004-02-10  Alan Modra  <amodra@bigpond.net.au>
85
86         * config/rs6000/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Don't
87         bump retaddr here.
88
89 2004-02-10  Paolo Bonzini  <bonzini@gnu.org>
90
91         * rtl.h (schedule_insns, schedule_ebbs, fix_sched_param,
92         gen_lowpart_SUBREG): Move under the file in which they
93         are actually declared.
94
95 2004-02-10  Arnaud Charlet  <charlet@act-europe.fr>
96
97         * doc/sourcebuild.texi: Add libada documentation.
98
99         * doc/install.texi: Update documentation on Ada build, now
100         that the GNAT lib and tools are built automatically.
101
102 2004-02-10  Richard Sandiford  <rsandifo@redhat.com>
103
104         * config/mips/mips.h (TARGET_GPWORD): Return false for TARGET_NEWABI
105         && TARGET_IRIX.
106
107 2004-02-09  Ziemowit Laski  <zlaski@apple.com>
108
109         * objc/objc-act.c (get_super_receiver): Move '#ifdef OBJCPLUS'
110         boundaries outside build_component_ref() call (a macro in ObjC++).
111
112 2004-02-09  Bob Wilson  <bob.wilson@acm.org>
113
114         * config/xtensa/xtensa-protos.h (xtensa_copy_incoming_a7): Update.
115         (init_cumulative_args): Likewise.
116         (a7_overlap_mentioned_p): Delete prototype.
117         * config/xtensa/xtensa.c (struct machine_function): Replace
118         incoming_a7_copied field with need_a7_copy and vararg_a7 flags.
119         Add set_frame_ptr_insn field.
120         (xtensa_emit_move_sequence): Update call to xtensa_copy_incoming_a7.
121         (xtensa_copy_incoming_a7): Rewrite to check need_a7_copy flag and check
122         if the operand is an argument in a7.  If so, copy a7 to a new pseudo
123         at the function entry and replace the operand with the pseudo.
124         (init_cumulative_args): Remove unused arguments.  Add new "incoming"
125         argument and record this flag in CUMULATIVE_ARGS.
126         (function_arg): Remove result_mode and special-case code to handle
127         arguments in a7.  Instead, set need_a7_copy flag when there is an
128         incoming argument in a7.
129         (xtensa_expand_prologue): Remove code to search for set_frame_ptr insn
130         and use the value recorded in cfun->machine->set_frame_ptr_insn.
131         (xtensa_builtin_saveregs): Check for negative gp_left value.  Set
132         need_a7_copy and vararg_a7 flags.  Use move_block_from_reg instead of
133         special-case code.
134         (a7_overlap_mentioned_p): Delete.
135         * config/xtensa/xtensa.h (CUMULATIVE_ARGS): Add "incoming" flag.
136         (INIT_CUMULATIVE_ARGS, INIT_CUMULATIVE_INCOMING_ARGS): Remove useless
137         arguments to init_cumulative_args and pass "incoming" flag instead.
138         (BLOCK_REG_PADDING): Delete.
139         * config/xtensa/xtensa.md (movdi, movsf, movdf): Remove unnecessary
140         checks for reload_in_progress and reload_completed.  Update calls to
141         xtensa_copy_incoming_a7.
142         (ashlsi3): Rename existing insn to ashlsi3_internal.  Add expander
143         to call xtensa_copy_incoming_a7.
144
145 2004-02-09  DJ Delorie  <dj@redhat.com>
146
147         * config/i386/xm-djgpp.h (GCC_DRIVER_HOST_INITIALIZATION): No
148         longer modify standard_exec_prefix, standard_bindir_prefix, or
149         standard_startfile_prefix.
150
151 2004-02-09  James E Wilson  <wilson@specifixinc.com>
152
153         PR c++/11295
154         * c-common.c (c_expand_expr, case STMT_EXPR): Change expand_expr call
155         to expand_expr_real call, and pass in alt_rtl as last argument.
156
157         PR libstdc++/5625
158         * builtin-types.def (BT_WORD, BT_FN_WORD_PTR): New.
159         * builtins.c (expand_builtin): Handle BUILT_IN_EXTEND_POINTER.
160         * builtins.def (BUILT_IN_EXTEND_POINTER): New.
161         * except.c (expand_builtin_extend_pointer): New.
162         * except.h (expand_builtin_extend_pointer): Declare.
163
164 2004-02-09  David Edelsohn  <edelsohn@gnu.org>
165
166         * config/rs6000/rs6000.c (rs6000_emit_move): Remove splitting slow
167         unaligned loads and stores.
168
169 2004-02-09  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
170
171         * config/mips/iris5.h (BSS_SECTION_ASM_OP): Define.
172         * config/mips/iris6.h (BSS_SECTION_ASM_OP): Undef.
173
174         * config/mips/iris6.h (TARGET_ASM_NAMED_SECTION): Moved ...
175         * config/mips/iris5.h: ... here.
176         * config/mips/iris5gas.h (TARGET_ASM_NAMED_SECTION): Remove.
177
178         * config/mips/iris6.h (EXTRA_SECTION_FUNCTIONS): Move ...
179         * config/mips/iris5.h: ... here.
180
181 2004-02-09  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
182
183         * configure.ac: Remove default executable files before AC_PROG_CC.
184         * configure: Regenerate.
185
186 2004-02-09  Kazu Hirata  <kazu@cs.umass.edu>
187
188         PR target/13721
189         * config/h8300/h8300.c (byte_reg): Call abort() if asked to
190         print a operand other than a register.
191
192 2004-02-09  Roger Sayle  <roger@eyesopen.com>
193
194         * fold-const.c (fold) <NOP_EXPR>: Use the original type conversion
195         tree code rather than call fold_convert, which doesn't specify a
196         default floating point to integer conversion.
197
198 2004-02-08  Bernardo Innocenti  <bernie@develer.com>
199
200         * config/m68k/m68k.c, config/m68k/m68k.md (SGS, SGS_CMP_ORDER): Remove
201         code to support SGS assembler.  Reformat adjacent code where possible.
202         * config/m68k/m68k.c (switch_table_difference_label_flag): Remove
203         definition.
204         * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Remove support
205         for '%#'.
206         * config/m68k/linux.h, config/m68k/m68k.c,
207         * config/m68k/math-68881.h: Replace `%#' with `#' in inline asm
208         macros and asm_printf() format strings.
209         * config/m68k/m68kelf.h (ASM_OUTPUT_CASE_END): Remove macro definition.
210         * config/m68k/linux.h: Update copyright.
211         * config/m68k/linux.h, config/m68k/m68k.c: Remove traling whitespace.
212
213 2004-02-08  Andreas Schwab  <schwab@suse.de>
214             Bernardo Innocenti  <bernie@develer.com>
215
216         * config/m68k/m68k.h (REGISTER_NAMES): Prefix each name with
217         REGISTER_PREFIX.
218         * (M68K_FP_REG_NAME): New macro to specify an alternate name for the
219         frame pointer register, overridable by OS targets.
220         * (M68K_REGNAME): Macro to obtain register name for asm output,
221         eventually replacing %a6 with M68K_FP_REG_NAME.
222         * config/m68k/coff.h (REGISTER_NAMES): Don't redefine.
223         * config/m68k/linux.h (REGISTER_NAMES): Likewise.
224         * config/m68k/m68kelf.h (REGISTER_NAMES): Likewise.
225         * config/m68k/netbsd-elf.h (REGISTER_NAMES): Likewise.
226         * config/m68k/m68k.c: Use M68K_REGNAME(x) in place of reg_names[x].
227
228 2004-02-08  Kazu Hirata  <kazu@cs.umass.edu>
229
230         * target-def.h (TARGET_STRUCT_VALUE_RTX): Define as
231         hook_rtx_tree_int_null.
232         * targhooks.c (default_struct_value_rtx): Remove.
233         * targhooks.h: Remove the prototype for
234         default_struct_value_rtx.
235         * config/alpha/alpha.c, config/arc/arc.c, config/avr/avr.c,
236         config/fr30/fr30.c, config/h8300/h8300.c, config/i386/i386.c,
237         config/ip2k/ip2k.c, config/iq2000/iq2000.c,
238         config/m32r/m32r.c, config/mcore/mcore.c, config/mips/mips.c,
239         config/mn10300/mn10300.c, config/pdp11/pdp11.c,
240         config/rs6000/rs6000.c, config/s390/s390.c,
241         config/stormy16/stormy16.c, config/v850/v850.c,
242         config/xtensa/xtensa.c (TARGET_STRUCT_VALUE_RTX): Remove.
243         * doc/tm.texi (TARGET_STRUCT_VALUE_RTX): Document the default.
244
245 2004-02-08  Joseph S. Myers  <jsm@polyomino.org.uk>
246
247         * README.Portability: Change "ISO C89" to "ISO C90".
248         * c-parse.in (primary, initelt): Likewise.
249
250 2004-02-08  Richard Sandiford  <rsandifo@redhat.com>
251
252         * real.c (encode_ibm_extended): Normalize the input value before
253         converting it to a double.  Handle the case where a normal value
254         rounds to infinity.
255
256 2004-02-08  Kazu Hirata  <kazu@cs.umass.edu>
257
258         * c-objc-common.c (c_cannot_inline_tree_fn): Fix a typo in a
259         warning.
260         * cse.c (preferrable): Change to preferable. Update all of its
261         callers.
262         * genautomata.c (ainsn): Change
263         first_ainsn_with_given_equialence_num to
264         first_ainsn_with_given_equivalence_num.  Update all of its
265         references.
266
267 2004-02-08  Jan Hubicka  <jh@suse.cz>
268
269         * schedule-ebb.c (schedule_ebbs): Do not allocate reg life data.
270
271 2004-02-07  David Edelsohn  <edelsohn@gnu.org>
272
273         * function.c (assign_parms): Fix formatting.
274
275 2004-02-07  Kazu Hirata  <kazu@cs.umass.edu>
276
277         * default.h (PROMOTE_PROTOTYPES): Remove.
278         * system.h (PROMOTE_FUNCTION_RETURN, PROMOTE_PROTOTYPES,
279         STRUCT_VALUE_REGNUM, SETUP_INCOMING_VARARGS,
280         EXPAND_BUILTIN_SAVEREGS): Poison.
281         * target-def.h (TARGET_PROMOTE_FUNCTION_RETURN): Define as
282         hook_bool_tree_false.
283         (TARGET_PROMOTE_PROTOTYPES): Likewise.
284         * target.h: Replace SETUP_INCOMING_VARARGS with
285         targetm.calls.setup_incoming_varargs().
286         * targhooks.c (default_promote_function_return): Remove.
287         (default_promote_prototypes): Likewise.
288         (default_struct_value_rtx): Always abort().
289         (default_expand_builtin_saveregs): Always print an error
290         message.
291         (default_setup_incoming_varargs): Do nothing.
292         (default_pretend_outgoing_varargs_named): Don't depend on
293         SETUP_INCOMING_VARARGS.
294         * targhooks.h: Remove the prototype for
295         default_promote_function_return and
296         default_promote_prototypes.
297
298 2004-02-07  Kazu Hirata  <kazu@cs.umass.edu>
299
300         * system.h (SHARED_SECTION_ASM_OP): Poison.
301         * varasm.c (data_section): Don't use SHARED_SECTION_ASM_OP.
302         * doc/tm.texi (SHARED_SECTION_ASM_OP): Remove.
303
304 2004-02-07  Zack Weinberg  <zack@codesourcery.com>
305
306         Bug 13856
307         * c-decl.c (diagnose_mismatched_decls): Only give special
308         treatment when olddecl is DECL_BUILT_IN, if C_DECL_INVISIBLE
309         is also true.
310         (merge_decls): Don't clear DECL_BUILT_IN_CLASS and
311         DECL_FUNCTION_CODE when defining a built-in function.
312         Don't update DECL_ESTIMATED_INSNS.
313         * dwarf2out.c (dwarf2out_decl): Don't ignore built-in
314         FUNCTION_DECLs.
315         * tree.h: Delete DECL_ESTIMATED_INSNS.
316         * tree-inline.c (struct inline_data): Delete inlined_insns field.
317         (expand_call_inline, optimize_inline_calls): Don't update
318         DECL_ESTIMATED_INSNS nor inlined_insns.
319         * cgraphunit.c (cgraph_analyze_function): Don't update
320         DECL_ESTIMATED_INSNS.
321
322 2004-02-07  Zack Weinberg  <zack@codesourcery.com>
323
324         * c-common.c (shadow_warning): Delete.
325         * c-common.h (free_parser_stacks, shadow_warning, sw_kind): Delete.
326         * c-decl.c (warn_if_shadowing): Issue shadow warnings directly.
327         * c-opts.c (c_common_parse_file): Don't call free_parser_stacks.
328         * c-parse.in (free_parser_stacks): Delete.
329
330 2004-02-07  Nathanael Nerode  <neroden@gcc.gnu.org>
331
332         * Makefile.in, config/t-slibgcc-darwin, config/t-slibgcc-elf-ver,
333         config/t-slibgcc-sld, config/mips/t-iris5-6, config/sh/t-linux:
334         Use the top level mkinstalldirs, not the one in the gcc subdir.
335         * mkinstalldirs: Remove (from the gcc subdir).
336
337 2004-02-07  Roger Sayle  <roger@eyesopen.com>
338
339         PR middle-end/13696
340         * fold-const.c (fold_convert): New function to provide type
341         conversion to the middle-end without using convert.
342         (negate_expr, associate_trees, size_diffop, omit_one_operand,
343         operand_equal_for_comparison_p, pedantic_omit_one_operand,
344         invert_truthvalue, optimize_bit_field_compare, range_binop,
345         decode_field_reference, make_range, build_range_check, unextend,
346         fold_truthop, extract_muldiv_1, fold_mathfn_compare,
347         fold_binary_op_with_conditional_arg, fold_inf_compare,
348         fold_single_bit_test, fold, multiple_of_p): Replace all calls to
349         convert with calls to fold_convert.
350
351 2004-02-07  Jan Hubicka  <jh@suse.cz>
352
353         * genrecog.c (find_operand): add extra argument stop.
354         (validate_pattern): Verify that mach_dup is duplicating operand
355         defined lexically earlier.
356
357 2004-02-07  Kazu Hirata  <kazu@cs.umass.edu>
358
359         * config.gcc: Don't mention MAX_LONG_TYPE_SIZE.
360         * system.h (MAX_LONG_TYPE_SIZE, MAX_LONG_DOUBLE_TYPE_SIZE,
361         MAX_WCHAR_TYPE_SIZE, GCOV_TYPE_SIZE): Poison.
362         * config/avr/avr.h, config/h8300/h8300.h, config/i386/i386.h,
363         config/ia64/ia64.h, config/ip2k/ip2k.h,
364         config/iq2000/iq2000.h, config/mips/iris5.h,
365         config/mips/mips.h, config/pa/pa-64.h, config/pa/pa.h,
366         config/rs6000/aix51.h, config/rs6000/aix52.h,
367         config/rs6000/darwin.h, config/rs6000/rs6000.h,
368         config/s390/s390.h, config/sh/sh.h, config/sparc/freebsd.h,
369         config/sparc/linux.h, config/sparc/linux64.h,
370         config/sparc/netbsd-elf.h, config/sparc/sparc.h,
371         config/xtensa/xtensa.h: Remove the definitions of
372         MAX_LONG_TYPE_SIZE, MAX_LONG_DOUBLE_TYPE_SIZE, and/or
373         MAX_WCHAR_TYPE_SIZE.
374         * doc/tm.texi (MAX_LONG_TYPE_SIZE, MAX_LONG_DOUBLE_TYPE_SIZE,
375         MAX_WCHAR_TYPE_SIZE, GCOV_TYPE_SIZE): Remove.
376
377 2004-02-07  Stephane Carrez  <stcarrez@nerim.fr>
378
379         PR bootstrap/13990
380         * config/m68hc11/m68hc11.md ("doloop_end"): Pass dummy arguments to
381         gen_rtx_NE.
382
383 2004-02-07  Josef Zlomek  <zlomekj@suse.cz>
384
385         * var-tracking.c (vt_add_function_parameters): Surround checkings by
386         #ifdef ENABLE_CHECKING and #endif.
387
388 2004-02-07  Roger Sayle  <roger@eyesopen.com>
389
390         * fold-const.c (negate_expr_p, negate_expr): Optimize -(A+B) into
391         either (-A)-B or (-B)-A, if A or B is easily negated respectively.
392         (fold) <MINUS_EXPR>: Optimize (A*C) - (B*C) -> (A-B)*C for both
393         integer types and floating point with unsafe_math_optimizations.
394         Add similar optimization for (A*C1) - (A*C2) -> A*(C1-C2).
395         Optimize A - B as A + (-B), if B is easily negated.
396
397 2004-02-07  Kazu Hirata  <kazu@cs.umass.edu>
398
399         * c-ppoutput.c, cfganal.c, diagnostic.h, print-rtl.c,
400         config/darwin.c, config/darwin.h, config/ia64/ia64-c.c,
401         config/m32r/linux.h, config/rs6000/ppc64-fp.c,
402         config/sparc/openbsd.h, doc/makefile.texi, doc/passes.texi:
403         Update copyright.
404
405 2004-02-07  Kazu Hirata  <kazu@cs.umass.edu>
406
407         * c-ppoutput.c, var-tracking.c: Fix comment typos.
408
409 2004-02-06  James E Wilson  <wilson@specifixinc.com>
410
411         * config/ia64/linux.h (MD_FALLBACK_FRAME_STATE_FOR): Only define for
412         glibc 2.3 or better.
413
414 2004-02-06  Kazu Hirata  <kazu@cs.umass.edu>
415
416         * doc/tm.texi (TARGET_FLOAT_LIB_COMPARE_RETURNS_BOOL): Change
417         to FLOAT_LIB_COMPARE_RETURNS_BOOL.
418
419 2004-02-07  Alan Modra  <amodra@bigpond.net.au>
420
421         * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Add darwin-ldouble.c.
422         (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
423         (SHLIB_MKMAP_OPTS): Delete.
424         (TARGET_LIBGCC2_CFLAGS): Add -specs.
425         (bispecs): Add rule.
426         * config/rs6000/libgcc-ppc64.ver: New file.
427         * config/rs6000/ppc64-fp.c (__fixtfdi, __floatditf): New functions.
428         (__floatdidf, __floatdisf): Optimize multiply.
429         (__fixunstfdi): New function.
430         * config/rs6000/rs6000.c (rs6000_complex_function_value): Allow for
431         real and imag parts larger than one register.
432         (function_arg): Correct type of reg used when fp arg split partially
433         to stack.
434         * config/rs6000/darwin-ldouble.c: Protect with #if !_SOFT_FLOAT
435         and __MACH__ or __powerpc64__.
436
437 2004-02-06  Roger Sayle  <roger@eyesopen.com>
438             Ulrich Weigand  <uweigand@de.ibm.com>
439
440         * builtins.c (expand_builtin_signbit): Use extract_bit_field instead
441         of gen_highpart or gen_lowpart when the floating point format is
442         wider than the result mode.
443
444 2004-02-06  Andrew Pinski  <pinskia@physics.uc.edu>
445
446         * dwarf2out.c (loclabel_num): Move into #ifdef
447         DWARF2_DEBUGGING_INFO.
448
449 2004-02-06  Ziemowit Laski  <zlaski@apple.com>
450
451         * objc/objc-act.c (build_super_template) the 'class' field of
452         'struct _objc_super' shall be named 'super_class' #ifdef OBJCPLUS.
453         (get_super_receiver): Likewise.
454
455 2004-02-06  Kazu Hirata  <kazu@cs.umass.edu>
456
457         * reload1.c (check_eliminable_occurrences): Optimize the reset
458         of can_eliminate.
459         (eliminate_regs_in_insn): Likewise.
460
461 2004-02-06  Daniel Berlin <dberlin@dberlin.org>
462             Josef Zlomek  <zlomekj@suse.cz>
463
464         * dwarf2out.c (struct gcc_debug_hooks): Call dwarf2out_begin_function
465         at the beginning of function, call dwarf2out_var_location for
466         NOTE_INSN_VAR_LOCATION note.
467         (struct var_loc_node, struct var_loc_list_def, loclabel_num,
468         decl_loc_table): New.
469         (lookup_decl_loc): New function.
470         (add_var_loc_to_decl): New function.
471         (based_loc_descr): Added parameter can_use_fbreg, DW_OP_fbreg is used
472         only if can_use_fbreg.
473         (mem_loc_descriptor): Added parameter can_use_fbreg, pass it to other
474         functions.
475         (loc_descriptor): Likewise. Process VAR_LOCATION.
476         (concat_loc_descriptor): Call loc_descriptor with can_use_fbreg == true.
477         (loc_descriptor_from_tree): Call mem_loc_descriptor with
478         can_use_fbreg == true.
479         (add_location_or_const_value_attribute): Added parameter enum
480         dwarf_attribute attr, generate attribute ATTR.  Create the location list.
481         (add_bound_info): Call loc_descriptor with can_use_fbreg == true.
482         (gen_formal_parameter_die): Call add_location_or_const_value_attribute
483         with attr == DW_AT_location.
484         (gen_subprogram_die): Generate the location list for DW_AT_frame_base
485         if frame_base_decl is defined and has a location list.
486         (gen_variable_die): Call add_location_or_const_value_attribute with
487         attr == DW_AT_location.
488         (dwarf2out_var_location): New function.
489         (dwarf2out_begin_function): New function.
490         (dwarf2out_init): Create decl_loc_table.
491
492 2004-02-06  Ulrich Weigand  <uweigand@de.ibm.com>
493
494         * loop.c (force_movables): Transitively increase the priorities of
495         all insns forces by an insn, not just the first one.
496
497 2004-02-06  Josef Zlomek  <zlomekj@suse.cz>
498             Daniel Berlin <dberlin@dberlin.org>
499
500         Josef Zlomek  <zlomekj@suse.cz>
501         * Makefile.in (var-tracking.o): New.
502         * common.opt (fvar-tracking): New.
503         * flags.h (flag_var_tracking): New.
504         * gengtype.c (adjust_field_rtx_def): NOTE_INSN_VAR_LOCATION was added.
505         * opts.c (common_handle_option): Add OPT_fvar_tracking.
506         * print-rtl.c (print_rtx): NOTE_INSN_VAR_LOCATION was added.
507         * rtl.c (note_insn_name): Likewise.
508         * rtl.def (VAR_LOCATION): New.
509         * rtl.h (NOTE_VAR_LOCATION): New.
510         (NOTE_VAR_LOCATION_DECL): New.
511         (NOTE_VAR_LOCATION_LOC): New.
512         (enum insn_note): NOTE_INSN_VAR_LOCATION was added.
513         (variable_tracking_main): New exported function.
514         * timevar.def (TV_VAR_TRACKING): New.
515         * toplev.c (enum dump_file_index): Added DFI_vartrack.
516         (dump_file): "vartrack" was added (-dV).
517         (flag_var_tracking): New.
518         (f_options): "var-tracking" was added.
519         (rest_of_handle_variable_tracking): New function.
520         (rest_of_compilation): Run variable tracking.
521         (process_options): If user has not specified flag_var_tracking set it
522         according to optimize, debug_info_level and debug_hooks.
523         * tree.h (frame_base_decl): New.
524         * var-tracking.c: New file.
525         * config/ia64/ia64.c (ia64_flag_var_tracking): New variable.
526         (ia64_override_options): Set flags to run variable tracking in machine
527         dependent reorg instead of toplev.c.
528         (ia64_reorg): Run variable tracking if wanted.
529         * doc/invoke.texi: Mention variable tracking in -dV,
530         add and -fvar-tracking.
531         * doc/passes.texi: Added variable tracking pass.
532
533         Daniel Berlin <dberlin@dberlin.org>
534         * debug.h (struct gcc_debug_hooks): Added var_location debug hook.
535         * dbxout.c (dbx_debug_hooks): Likewise.
536         (xcoff_debug): Likewise.
537         * debug.c (do_nothing_debug_hooks): Likewise.
538         * dwarf2out.c (dwarf2_debug_hooks): Likewise.
539         * dwarfout.c (dwarf_debug_hooks): Likewise.
540         * sdbout.c (sdb_debug_hooks): Likewise.
541         * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
542         * final.c (final_scan_insn): Call var_location debug hook for each
543         NOTE_INSN_VAR_LOCATION.
544
545 2004-02-06  Jan Hubicka  <jh@suse.cz>
546
547         * flow.c (update_life_info): Allocate reg_deaths when called from
548         scheudler.
549         (attempt_auto_inc):  Update life ranges accordingly.
550
551 2004-02-06  Ulrich Weigand  <uweigand@de.ibm.com>
552
553         PR debug/11816
554         * dwarf2out.c (gen_decl_die): Handle anonymous struct members.
555
556 2004-02-06  Ulrich Weigand  <uweigand@de.ibm.com>
557
558         * cfganal.c (flow_call_edges_add): Never split a libcall block.
559
560 2004-02-06  Daniel Berlin  <dberlin@dberlin.org>
561
562         * dwarf2out.c (output_loc_list): Don't use deltas if we have
563         a separate line info table in use.
564         Use the correct size for terminators.
565         (output_die): Use offset, not delta.
566
567 2004-02-06  H.J. Lu  <hongjiu.lu@intel.com>
568
569         * doc/invoke.texi: Remove the pni option from -mfpmath=.
570
571 2004-02-06  Jan Hubicka  <jh@suse.cz>
572
573         * recog.c (split_all_insns): Do not update reg info.
574         * regrename.c (regrename_optimize): Likewise.
575         * toplev.c (rest_of_handle_reorder_blocks): Likewise.
576         * flow.c (struct propagate_block_info): Add insn_num field.
577         (reg_deaths): New array.
578         (life_analysis): Free reg_deaths info.
579         (allocate_reg_life_data): Allocate reg_deaths array.
580         (propagate_one_insn): Use new array.
581         (init_propagate_block): Initialize it.
582         (free_propagate_block_info): Finish compuation of
583         REG_LIVE_LENGTH
584         (attempt_auto_inc): Sanity check that REG_INFO is not
585         computed at same time.
586         (mark_used_regs): Update new array.
587
588         * reg-stack.c (subst_stack_regs): Unshare clobbers before
589         substitution.
590
591 2004-02-06  Kazu Hirata  <kazu@cs.umass.edu>
592
593         * config/s390/s390.md (*extendsiqi2_short_displ): Change to
594         *extendqisi2_short_displ.
595
596 2004-02-06  Alan Modra  <amodra@bigpond.net.au>
597
598         * doc/tm.texi (INIT_CUMULATIVE_ARGS): Update doco.
599         * calls.c (expand_call): Pass n_named_args to INIT_CUMULATIVE_ARGS.
600         (emit_library_call_value_1): Likewise pass nargs.
601         * expr.c (block_move_libcall_safe_for_call_parm): Pass 3 here.
602         * function.c (assign_parms): Pass -1 to INIT_CUMULATIVE_ARGS.
603         * config/rs6000/rs6000.c (init_cumulative_args): Use n_named_args
604         parameter instead of scanning TYPE_ARGS_TYPES to count args.
605         * config/rs6000/rs6000-protos.h (init_cumulative_args): Update
606         prototype.
607         * config/rs6000/rs6000.h (INIT_CUMULATIVE_ARGS): Pass extra arg.
608         (INIT_CUMULATIVE_INCOMING_ARGS): Set extra arg to 1000.
609         (INIT_CUMULATIVE_LIBCALL_ARGS): Set extra arg to 0.
610         * config/sh/sh.c (sh_output_mi_thunk): Pass 1 as n_named_args to
611         INIT_CUMULATIVE_ARGS.
612         * config/alpha/alpha.h (INIT_CUMULATIVE_ARGS): Update.
613         * config/alpha/unicosmk.h, config/alpha/vms.h, config/arc/arc.h,
614         config/arm/arm.h, config/avr/avr.h, config/c4x/c4x.h,
615         config/cris/cris.h, config/fr30/fr30.h, config/frv/frv.h,
616         config/h8300/h8300.h, config/i386/i386.h, config/i860/i860.h,
617         config/ia64/ia64.h, config/ip2k/ip2k.h, config/iq2000/iq2000.h,
618         config/iq2000/iq2000.c, config/m32r/m32r.h, config/m68hc11/m68hc11.h,
619         config/m68k/m68k.h, config/mcore/mcore.h, config/mips/mips.h,
620         config/mmix/mmix.h, config/mn10300/mn10300.h, config/ns32k/ns32k.h,
621         config/pa/pa.h, config/pdp11/pdp11.h, config/s390/s390.h,
622         config/sh/sh.h, config/sparc/sparc.h, config/stormy16/stormy16.h,
623         config/v850/v850.h, config/vax/vax.h, config/xtensa/xtensa.h: Likewise.
624
625 2004-02-06  Kazu Hirata  <kazu@cs.umass.edu>
626
627         * genemit.c (gen_exp) [CONST_INT]: Use const_int_rtx whenever
628         possible.
629
630 2004-02-06  Kazu Hirata  <kazu@cs.umass.edu>
631
632         * reload1.c (eliminate_regs_in_insn): If a set has a REG_EQUAL
633         note containing (plus (reg) (const_int)), where reg is an
634         eliminable reg, then perform the register elimination without
635         depending on eliminate_regs().
636
637 2004-02-06  Kazu Hirata  <kazu@cs.umass.edu>
638
639         * config/arc/arc.c (arc_return_in_memory): Check the return
640         value of int_size_in_bytes against -1.  Don't check
641         TREE_ADDRESSABLE.
642         * config/avr/avr.c (avr_return_in_memory): Check the return
643         value of int_size_in_bytes against -1.
644         * config/ip2k/ip2k.c (ip2k_return_in_memory): Likewise.
645         * config/m68hc11/m68hc11.c (m68hc11_return_in_memory):
646         Likewise.
647         * config/mcore/mcore.c (mcore_return_in_memory): Likewise.
648         * config/stormy16/stormy16.c (xstormy16_return_in_memory):
649         Likewise.
650
651 2004-02-06  Kazu Hirata  <kazu@cs.umass.edu>
652
653         * config/frv/frv-protos.h: Remove the prototype for
654         frv_setup_incoming_varargs.
655         * config/frv/frv.c (TARGET_SETUP_INCOMING_VARARGS): New.
656         (frv_setup_incoming_varargs): Make it static.
657         * config/frv/frv.h (SETUP_INCOMING_VARARGS): Remove.
658
659 2004-02-06  Kazu Hirata  <kazu@cs.umass.edu>
660
661         * config/fr30/fr30-protos.h: Remove the prototype for
662         fr30_setup_incoming_varargs.
663         Update the prototypes for fr30_num_arg_regs and
664         fr30_function_arg_partial_nregs.
665         * config/fr30/fr30.c (TARGET_STRUCT_VALUE_RTX): New.
666         (TARGET_SETUP_INCOMING_VARARGS): Likewise.
667         (fr30_setup_incoming_varargs): Make it static.
668         Add argument second_time.  Don't do anything when second_time
669         is nonzero.
670         (fr30_num_arg_regs): Change the type of the first argument to
671         enum machine_mode.
672         (fr30_function_arg_partial_nregs): Change the type of the
673         second argument to enum machine_mode.
674         * config/fr30/fr30.h (STRUCT_VALUE): Remove.
675         (SETUP_INCOMING_VARARGS): Remove.
676
677 2004-02-06  Kazu Hirata  <kazu@cs.umass.edu>
678
679         * config/arc/arc-protos.h: Remove the prototype for
680         arc_setup_incoming_varargs.
681         * config/arc/arc.c (TARGET_ASM_EXTERNAL_LIBCALL): New.
682         (TARGET_SETUP_INCOMING_VARARGS): Likewise.
683         (arc_setup_incoming_varargs): Make it static.
684         (arc_external_libcall): Likewise.
685         * config/arc/arc.h (SETUP_INCOMING_VARARGS): Remove.
686         Remove the commented-out definition of
687         ASM_OUTPUT_EXTERNAL_LIBCALL.
688
689 2004-02-05  SUGIOKA Toshinobu  <sugioka@itonet.co.jp>
690
691         * config/sh/t-linux (SHLIB_INSTALL): Prepend $$(DESTDIR)
692         to $$(slibdir) in the installation commands.
693
694 2004-02-05  David Edelsohn  <edelsohn@gnu.org>
695
696         * reload.c (refers_to_regno_for_reload_p): Index hard_regno_nregs
697         with inner_regno, not regno.
698         * rtlanal.c (refers_to_regno_p): Same.
699
700 2004-02-05  Kazu Hirata  <kazu@cs.umass.edu>
701
702         * config.gcc: Remove i370 support.
703
704 2004-02-05  Kelley Cook  <kcook@gcc.gnu.org>
705
706         * doc/install.texi:  Update automake and autoconf version
707         requirements.  Note where to find gcj automake version.
708
709 2004-02-05  Kelley Cook  <kcook@gcc.gnu.org>
710
711         * Makefile.in (generate-manpages): Move dependencies to ...
712         (man): here.
713         * doc/makefile.texi: Document new targets.
714         * doc/sourcebuild.texi (Make-lang.in): Document new langhooks.
715
716 2004-02-05  Kelley Cook  <kcook@gcc.gnu.org>
717
718         PR/13485
719         Makefile.in (srcextra):  Add a level of indirection to ...
720         (gcc.srcextra): ... here.
721         (po-generated): Delete.
722         (po/$(PACKAGE).pot: Use srcextra instead of po-generated.  Depend on
723         options.c.
724         (start.encap): Remove superfluous lang.srcextra dependency.
725         objc/Make-lang.in (po-generated):  Delete.
726
727 2004-02-05  Kazu Hirata  <kazu@cs.umass.edu>
728
729         * config/ia64/ia64.c (REG_GP): Remove.
730
731 2004-02-05  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
732
733         * config/mips/iris5gas.h (PREFERRED_DEBUGGING_TYPE): Define.
734
735 2004-02-05  Devang Patel  <dpatel@apple.com>
736
737         * dwarf2out.c (force_type_die): Look up input type itself
738         instead of root_type() of type.
739
740 2004-02-05  Andreas Krebbel  <krebbel1@de.ibm.com>
741
742         * config/s390/s390.md ("*tmqidi_ext"): New insn.
743         ("*extendqidi2_short_displ", "*extendsiqi2_short_displ"): Old
744         pre-reload splitters are transformed to post-reload
745         define_insn_and_split patterns.
746         ("*tmqisi_ext"): Renamed old "*tmqi_ext".
747
748 2004-02-05  Kazu Hirata  <kazu@cs.umass.edu>
749
750         * config/cris/cris.h: Replace PROMOTE_PROTOTYPES with
751         TARGET_PROMOTE_PROTOTYPES.
752
753 2004-02-05  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
754
755         PR middle-end/13750
756         Revert:
757         2004-01-15  Geoffrey Keating  <geoffk@apple.com>
758         PR pch/13361
759         * c-typeck.c (constructor_asmspec): Delete.
760         (struct initializer_stack): Delete field 'asmspec'.
761         (start_init): Delete saving of asmspec.
762         (finish_init): Don't update constructor_asmspec.
763         * dwarf2out.c (rtl_for_decl_location): Duplicate string from tree.
764         * stmt.c (expand_asm): Duplicate strings from tree.
765         (expand_asm_operands): Likewise.
766         * tree.c (tree_size): Update computation of size of STRING_CST.
767         (make_node): Don't make STRING_CST nodes.
768         (build_string): Allocate string with tree node.
769         * tree.def (STRING_CST): Update comment.
770         * tree.h (TREE_STRING_POINTER): Adjust for change to STRING_CST.
771         (tree_string): Place contents of string in tree node.
772         * config/sh/sh.c (sh_handle_sp_switch_attribute): Duplicate string
773         from tree.
774
775 2004-02-05  Joseph S. Myers  <jsm@polyomino.org.uk>
776
777         * diagnostic.h (DEFINE_DIAGNOSTIC_KIND): Change parameter M to
778         msgid.
779
780 2004-02-05  Dorit Naishlos  <dorit@il.ibm.com>
781
782         * config/rs6000/altivec.md (*movv4si_internal): At least one
783         operand must be altivec_register_operand.
784         (*movv8hi_internal1): Likewise.
785         (*movv16qi_internal1): Likewise.
786         (*movv4sf_internal1): Likewise.
787
788 2004-02-05  David Edelsohn  <edelsohn@gnu.org>
789
790         * configure.ac (gcc_cv_as_powerpc_mfcrf): Correct test for mfcr.
791         * configure: Regenerate.
792
793 2004-02-05  Jonathan Wakely  <redi@gcc.gnu.org>
794
795         * doc/install.texi: Update description of --gxx-include-dir to
796         give correct default value.
797
798 2004-02-05  Kazu Hirata  <kazu@cs.umass.edu>
799
800         * config/h8300/h8300.h (REG_OK_FOR_BASE_NONSTRICT_P): Replace
801         8 with MAC_REG.
802
803 2004-02-05  Kazu Hirata  <kazu@cs.umass.edu>
804
805         * config/pa/pa.c (emit_hpdiv_const): Replace gen_rtx with
806         gen_rtx_PARALLEL.
807
808 2004-02-05  Kazu Hirata  <kazu@cs.umass.edu>
809
810         * emit-rtl.c: Update the comment about the file.
811
812 2004-02-05  Joseph S. Myers  <jsm@polyomino.org.uk>
813
814         * sourcebuild.texi (Test Idioms): Update testcase naming
815         conventions.
816
817 2004-02-04  Per Bothner  <per@bothner.com>
818
819         Partially revert/redo 2003-10-01 change; fix -fworking-directory.
820         * c-ppoutput.c (pp_dir_change):  New function.
821         * c-common.h (pp_dir_change):  New declaration.
822         * cpplib.h (struct cpp_options):  Remove working_directory field.
823         * cppinit.c (cpp_find_main_file, cpp_push_main_file):  Merge back to
824         (cpp_read_main_file):  as before 10-01.  Call _cpp_stack_file.
825         Don't handle -fworking_directory here, but in c_common_post_options.
826         (read_original_directory): Don't back up when done.
827         Don't clear no-longer used working_directory flag.
828         * cpplib.h:  Update declarations to match.
829         * c-lex.c (cb_dir_change):  Move to c-opts.c.
830         (init_c_lex):  Don't set dir_change callback here, since we want
831         to set it even if flag_preprocess_only.
832         * c-opts.c (cb_dir_change):  Function moved from c-lex.c.
833         (c_common_post_options):  Set dir_change callback.
834         Call pp_dir_change if approporiate.
835         (finish_options):  Don't call cpp_find_main_file here.  Hence remove
836         unneeded parameter and result. Do LC_RENAME for <built-in>.
837         (c_common_post_options):  Call cpp_read_main_file here instead.
838         (c_common_init):  Update accordingly.
839         (push_command_line_include):  Don't cpp_push_main_file.
840         Do LC_RENAME rather than LC_LEASE to get back to main file.
841         Compared to pre-10-01 version, inline cpp_rename_to_main_file.
842         (c_common_parse_file):  Call cpp_read_main_file for subsequent main
843         files, but call finish_options for all files.
844         * c-opts.c (sanitize_cpp_opts):  Don't set cpp_opts->working_directory.
845         * fix-header.c (read_scan_file):  Call cpp_read_main_file instead of
846         cpp_find_main_file + cpp_push_main_file.
847         * c-lex.c (fe_file_change):  Don't set main_input_filename here.
848         * opts.c (handle_options):  Only set main_input_filename first time.
849
850 2004-02-05  Ian Lance Taylor  <ian@wasabisystems.com>
851
852         * config/arm/arm.h (REG_CLASS_NAMES): Add missing comma.
853
854 2004-02-04  Geoffrey Keating  <geoffk@apple.com>
855
856         * reload.c (find_equiv_reg): When checking for register overlap,
857         don't index hard_regno_nregs with a pseudo-reg.
858
859 2004-02-04  Ulrich Weigand  <uweigand@de.ibm.com>
860
861         * config/s390/s390.c (s390_trampoline_template): Remove gen_rtx().
862
863 2004-02-04  David Edelsohn  <edelsohn@gnu.org>
864
865         * reload.c (refers_to_regno_for_reload_p): Test regno, not inner_regno,
866         against FIRST_PSEUDO_REGISTER.
867
868 2004-02-04  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
869
870         * Makefile.in: Move target, host overrides after per-language
871         fragments.
872
873         * config/mips/t-iris5-as (FORCE_DEBUG_ADAFLAGS): Clear.
874         (GNATLIBCFLAGS): Remove -g.
875
876 2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
877
878         * config/alpha/alpha.c, config/arc/arc.c, config/avr/avr.c,
879         config/i386/i386.c, config/i386/i386.h, config/i386/i386.md,
880         config/ia64/ia64.c, config/ia64/unwind-ia64.c,
881         config/m32r/m32r.c, config/ns32k/ns32k.c, config/pa/pa.c,
882         config/pdp11/pdp11.c, config/rs6000/rs6000.c,
883         config/sparc/sparc.c, config/vax/vax.c: Revert the
884         replacements of "FALLTHRU" with "Fall through" done in the
885         previous patch.
886
887 2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
888
889         * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
890         config/arm/arm.c, config/arm/arm.md,
891         config/cris/cris-protos.h, config/fr30/fr30.c,
892         config/fr30/fr30.h, config/h8300/h8300.c, config/i386/i386.h,
893         config/i860/i860.c, config/i860/i860.h, config/ia64/ia64-c.c,
894         config/ia64/ia64.c, config/ia64/ia64.h, config/ip2k/ip2k.h,
895         config/ip2k/ip2k.md, config/ip2k/libgcc.S,
896         config/m32r/linux.h, config/m32r/m32r.c, config/m32r/m32r.h,
897         config/m68k/m68k.c, config/m68k/netbsd-elf.h,
898         config/mips/mips.c, config/mmix/mmix.c, config/mmix/mmix.md,
899         config/ns32k/netbsd.h, config/ns32k/ns32k.c,
900         config/ns32k/ns32k.h, config/pdp11/pdp11.h,
901         config/rs6000/darwin-ldouble.c, config/s390/s390.h,
902         config/s390/s390.md, config/sparc/netbsd-elf.h,
903         config/sparc/openbsd.h, config/sparc/sparc.c,
904         config/xtensa/lib2funcs.S: Fix comment formatting.
905
906 2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
907
908         * config/alpha/alpha.c, config/arc/arc.c,
909         config/arm/arm-cores.def, config/arm/arm.c, config/arm/arm.h,
910         config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
911         config/arm/arm926ejs.md, config/arm/vfp.md, config/avr/avr.c,
912         config/c4x/c4x.c, config/cris/cris.c, config/frv/frv.md,
913         config/i386/i386.c, config/i386/i386.h, config/i386/i386.md,
914         config/ia64/ia64.c, config/ia64/unwind-ia64.c,
915         config/iq2000/iq2000.c, config/m32r/m32r.c,
916         config/mips/mips.c, config/mmix/mmix.c, config/mmix/mmix.h,
917         config/ns32k/ns32k.c, config/pa/pa.c, config/pdp11/pdp11.c,
918         config/rs6000/darwin-ldouble.c, config/rs6000/rs6000.c,
919         config/rs6000/rs6000.h, config/sparc/sparc.c,
920         config/vax/vax.c: Fix comment typos.  Follow spelling
921         conventions.
922
923 2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
924
925         * alloc-pool.h, c-convert.c, c-lang.c, c-tree.h,
926         caller-save.c, df.h, genconfig.c, global.c, lcm.c,
927         ra-rewrite.c, ra.c, regclass.c, regs.h, resource.c,
928         sched-rgn.c, config/arm/aof.h, config/arm/cirrus.md,
929         config/arm/fpa.md, config/arm/iwmmxt.md,
930         config/arm/netbsd-elf.h, config/arm/netbsd.h,
931         config/m68hc11/m68hc11.md, config/mips/iris5.h,
932         config/mn10300/mn10300.md, config/rs6000/altivec.md,
933         config/sparc/netbsd-elf.h: Update copyright.
934
935 2004-02-04  Eric Botcazou  <ebotcazou@libertysurf.fr>
936
937         * config/sparc/sparc.c (function_arg_pass_by_reference): Return 1
938         for all modes whose size is greater than 8 bytes if ARCH32.
939         (sparc_va_arg): Handle all modes whose size is greater than 8 bytes
940         by reference if ARCH32.
941
942 2004-02-04  Aldy Hernandez  <aldyh@redhat.com>
943
944         * cgraphunit.c (cgraph_postorder): Fix typo in comment.
945
946 2004-02-04  Ulrich Weigand  <uweigand@de.ibm.com>
947
948         * config/s390/s390.md ("*la_64" + peepholes, "reload_indi"): Move
949         to before adddi3 insn patterns.
950         ("*la_31" + peepholes, "*la_31_and", "*la_31_and_cc", "force_la_31",
951         "reload_insi"): Move to before addsi3 insn patterns.
952
953 2004-02-04  Mark Mitchell  <mark@codesourcery.com>
954
955         * calls.c (initialize_argument_information): Add CALL_FROM_THUNK_P
956         parameter.  Use it instead of current_function_is_thunk.
957         * function.h (struct function): Update documentation for is_thunk.
958         * tree.h (CALL_FROM_THUNK_P): New macro.
959         * config/alpha/alpha.c (alpha_sa_mask): Do not check
960         no_new_pseudos when testing current_function_is_thunk.
961         * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likeiwse.
962
963 2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
964
965         * doc/tm.texi: Replace SETUP_INCOMING_VARARGS with
966         TARGET_SETUP_INCOMING_VARARGS.
967
968 2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
969
970         * emit-rtl.c (gen_rtx): Remove.
971         * genattrtab.c: Don't mention gen_rtx in a comment.
972         * rtl.h: Remove the prototype for gen_rtx.
973         * doc/md.texi: Replace gen_rtx with gen_rtx_REG.
974
975 2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
976
977         * config/arc/arc.h, config/fr30/fr30.h
978         (SETUP_INCOMING_VARARGS): Remove the target-independent
979         comments.
980         * doc/tm.texi: Don't mention deprecated target macros.
981
982 2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
983
984         * config/fr30/fr30.h (FUNCTION_VALUE): Remove the
985         target-independent comment.
986
987 2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
988
989         * doc/interface.texi, doc/tm.texi, doc/trouble.texi: Don't
990         mention deprecated target macros.
991
992 2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
993
994         * config.gcc: Remove obsolete ports and configurations.
995         * config/linux-aout.h, config/netware.h,
996         config/t-linux-gnulibc1, config/d30v/abi,
997         config/d30v/d30v-protos.h, config/d30v/d30v.c,
998         config/d30v/d30v.h, config/d30v/d30v.md,
999         config/d30v/libgcc1.asm, config/d30v/t-d30v,
1000         config/dsp16xx/dsp16xx-modes.def,
1001         config/dsp16xx/dsp16xx-protos.h, config/dsp16xx/dsp16xx.c,
1002         config/dsp16xx/dsp16xx.h, config/dsp16xx/dsp16xx.md,
1003         config/i370/README, config/i370/i370-c.c,
1004         config/i370/i370-protos.h, config/i370/i370.c,
1005         config/i370/i370.h, config/i370/i370.md, config/i370/linux.h,
1006         config/i370/mvs.h, config/i370/oe.h, config/i370/t-i370,
1007         config/i386/freebsd-aout.h, config/i386/linux-aout.h,
1008         config/i386/moss.h, config/i386/netware.h,
1009         config/i386/svr3.ifile, config/i386/svr3dbx.h,
1010         config/i386/svr3gas.h, config/i386/svr3z.ifile,
1011         config/i386/t-udk, config/i386/udk.h, config/i386/vsta.h,
1012         config/i960/i960-c.c, config/i960/i960-coff.h,
1013         config/i960/i960-modes.def, config/i960/i960-protos.h,
1014         config/i960/i960.c, config/i960/i960.h, config/i960/i960.md,
1015         config/i960/rtems.h, config/i960/t-960bare,
1016         config/m68k/hp310.h, config/m68k/hp320.h,
1017         config/m68k/hp320base.h, config/m68k/m68kv4.h,
1018         config/m68k/netbsd.h, config/m68k/sgs.h, config/m68k/t-hp320:
1019         Remove.
1020         * doc/extend.texi, doc/install.texi, doc/invoke.texi,
1021         doc/md.texi: Remove mentions of obsolete ports.
1022
1023 2004-02-04  Jan Hubicka  <jh@suse.cz>
1024
1025         * alias.c (find_base_term, get_addr):  Do not dereference NULL
1026         pointer when all VALUE's locations has been invalidated.
1027         (rtx_equal_for_memref_p): Simplify checking of VALUEs.
1028
1029 2004-02-03  Wolfgang Bangerth  <bangerth@dealii.org>
1030
1031         * doc/invoke.texi (x86 options): Fix spelling/wording.
1032
1033 2004-02-03  Richard Sandiford  <rsandifo@redhat.com>
1034
1035         * config/mips/iris5.h (ASM_OUTPUT_ASCII): Use mips_output_ascii to
1036         put the original string in a comment.
1037         * config/mips/mips-protos.h (mips_output_ascii): Add prefix argument.
1038         * config/mips/mips.c (mips_output_ascii): Likewise.
1039         * config/mips/mips.h (ASM_OUTPUT_ASCII): Adjust accordingly.
1040
1041 2004-02-03  Kazu Hirata  <kazu@cs.umass.edu>
1042
1043         * system.h (GIV_SORT_CRITERION): Poison.
1044         * config/avr/avr.h (GIV_SORT_CRITERION): Remove.
1045         * config/ip2k/ip2k.h (GIV_SORT_CRITERION): Likewise.
1046
1047 2004-02-03  Roger Sayle  <roger@eyesopen.com>
1048
1049         PR target/9348
1050         * expr.c (expand_expr_real) <MULT_EXPR>:  When performing widening
1051         multiplies with a multiplication of the wrong signedness, its the
1052         signedness of the multiplication that we've performed that needs to
1053         be passed to expand_mult_highpart_adjust.  Avoid emitting a nop-move
1054         if expand_mult_highpart_adjust places the result in target.
1055
1056 2004-02-03  Richard Henderson  <rth@redhat.com>
1057
1058         * varasm.c (const_desc_rtx_sym_eq): Compare symbol strings.
1059
1060 2004-02-03  J"orn Rennecke <joern.rennecke@superh.com>
1061
1062         * config.gcc (sh[234]l): Use little endian fragments.
1063
1064 2004-02-03  Paul Koning  <pkoning@equallogic.com>
1065
1066         * config/pdp11/pdp11-modes.def: Add RESET_FLOAT_FORMAT calls.
1067         * config/pdp11/pdp11-protos.h (legitimate_const_double_p): Add.
1068         * config/pdp11/pdp11.c (encode_pdp11_f, decode_pdp11_f,
1069         encode_pdp11_d, decode_pdp11_d): New functions to handle PDP11
1070         floating point format.
1071         (pdp11_f_format, pdp11_d_format): New real_format descriptors for
1072         the above functions.
1073         (output_move_quad): Output float values in correct target format.
1074         (legitimate_const_double_p): New function.
1075         * config/pdp11/pdp11.h: Fix typos.
1076         (FLOAT_WORDS_BIG_ENDIAN): Add definition.
1077         (TARGET_FLOAT_FORMAT): Ditto.
1078         (pdp11_f_format, pdp11_d_format): Add external declarations.
1079         (MAX_REGS_PER_ADDRESS): Corrected.
1080         (LEGITIMATE_CONSTANT_P): Use legitimate_const_double_p().
1081         (PRINT_OPERAND): Output float literals in target format.
1082
1083 2004-02-03  Mark Mitchell  <mark@codesourcery.com>
1084
1085         PR c++/13975
1086         * tree.h (enum tree_index): Add TI_PUBLIC, TI_PROTECTED, and
1087         TI_PRIVATE.
1088         (access_public_node): Redefine.
1089         (access_protected_node): Likewise.
1090         (access_private_node): Likewise.
1091         * tree.c (build_common_tree_nodes): Create access_public_node,
1092         access_protected_node, and access_private_node.
1093
1094 2004-02-03  Steve Ellcey  <sje@cup.hp.com>
1095
1096         * config/ia64/ia64.h (MASK_INLINE_INT_DIV_LAT): Change value.
1097         (MASK_INLINE_INT_DIV_THR): Ditto.
1098         (MASK_INLINE_SQRT_LAT): Ditto.
1099         (MASK_INLINE_SQRT_THR): Ditto.
1100         (MASK_DWARF2_ASM): Ditto.
1101         (MASK_EARLY_STOP_BITS): Ditto.
1102
1103 2004-02-02  Paul Brook  <paul@codesourcery.com>
1104
1105         Merge from csl-arm-branch.
1106
1107         2004-01-30  Paul Brook  <paul@codesourcery.com>
1108
1109         * aof.h (REGISTER_NAMES): Add vfp reg names
1110         (ADDITIONAL_REGISTER_NAMES): Ditto.
1111         * aout.h (REGISTER_NAMES): Ditto.
1112         (ADDITIONAL_REGISTER_NAMES): Ditto.
1113         * arm-protos.h: Update/Add Prototypes.
1114         * arm.c (init_fp_table): Rename from init_fpa_table. Update users.
1115         Only allow 0.0 for VFP.
1116         (fp_consts_inited): Rename from fpa_consts_inited.  Update users.
1117         (values_fp): Rename from values_fpa.  Update Users.
1118         (arm_const_double_rtx): Rename from const_double_rtx_ok_for_fpa.
1119         Update users.  Only check valid constants for this hardware.
1120         (arm_float_rhs_operand): Rename from fpa_rhs_operand.  Update Users.
1121         Only allow consts for FPA.
1122         (arm_float_add_operand): Rename from fpa_add_operand.  Update users.
1123         Only allow consts for FPA.
1124         (use_return_insn): Check for saved VFP regs.
1125         (arm_legitimate_address_p): Handle VFP DFmode addressing.
1126         (arm_legitimize_address): Ditto.
1127         (arm_general_register_operand): New function.
1128         (vfp_mem_operand): New function.
1129         (vfp_compare_operand): New function.
1130         (vfp_secondary_reload_class): New function.
1131         (arm_float_compare_operand): New function.
1132         (vfp_print_multi): New function.
1133         (vfp_output_fstmx): New function.
1134         (vfp_emit_fstm): New function.
1135         (arm_output_epilogue): Output VPF reg restore code.
1136         (arm_expand_prologue): Output VFP reg save code.
1137         (arm_print_operand): Add 'P'.
1138         (arm_hard_regno_mode_ok): Return modes for VFP regs.
1139         (arm_regno_class): Return classes for VFP regs.
1140         (arm_compute_initial_elimination_offset): Include space for VFP regs.
1141         (arm_get_frame_size): Ditto.
1142         * arm.h (FIXED_REGISTERS): Add VFP regs.
1143         (CALL_USED_REGISTERS): Ditto.
1144         (CONDITIONAL_REGISTER_USAGE): Enable VFP regs.
1145         (FIRST_VFP_REGNUM): Define.
1146         (LAST_VFP_REGNUM): Define.
1147         (IS_VFP_REGNUM): Define.
1148         (FIRST_PSEUDO_REGISTER): Include VFP regs.
1149         (HARD_REGNO_NREGS): Handle VFP regs.
1150         (REG_ALLOC_ORDER): Add VFP regs.
1151         (enum reg_class): Add VFP_REGS.
1152         (REG_CLASS_NAMES): Ditto.
1153         (REG_CLASS_CONTENTS): Ditto.
1154         (CANNOT_CHANGE_MODE_CLASS) Handle VFP Regs.
1155         (REG_CLASS_FROM_LETTER): Add 'w'.
1156         (EXTRA_CONSTRAINT_ARM): Add 'U'.
1157         (EXTRA_MEMORY_CONSTRAINT): Define.
1158         (SECONDARY_OUTPUT_RELOAD_CLASS): Handle VFP regs.
1159         (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
1160         (REGISTER_MOVE_COST): Ditto.
1161         (PREDICATE_CODES): Add arm_general_register_operand,
1162         arm_float_compare_operand and vfp_compare_operand.
1163         * arm.md (various): Rename as above.
1164         (divsf3): Enable when TARGET_VFP.
1165         (divdf3): Ditto.
1166         (movdfcc): Ditto.
1167         (sqrtsf2): Ditto.
1168         (sqrtdf2): Ditto.
1169         (arm_movdi): Disable when TARGET_VFP.
1170         (arm_movsi_insn): Ditto.
1171         (movsi): Only split with general regs.
1172         (cmpsf): Use arm_float_compare_operand.
1173         (push_fp_multi): Restrict to TARGET_FPA.
1174         (vfp.md): Include.
1175         * vfp.md: New file.
1176         * fpa.md (various): Rename as above.
1177         * doc/md.texi: Document ARM w and U constraints.
1178
1179         2004-01-15  Paul Brook  <paul@codesourcery.com>
1180
1181         * config.gcc: Add with_fpu.  Allow with-float=softfp.
1182         * config/arm/arm.c (arm_override_options): Rename *-s to *s.
1183         Break out of loop when we find a float-abi.  Fix typo.
1184         * config/arm/arm.h (OPTION_DEFAULT_SPECS): Add "fpu".
1185         Set -mfloat-abi=.
1186         * doc/install.texi: Document --with-fpu.
1187
1188         2003-01-14  Paul Brook  <paul@codesourcery.com>
1189
1190         * config.gcc (with_arch): Add armv6.
1191         * config/arm/arm.h: Rename TARGET_CPU_*_s to TARGET_CPU_*s.
1192         * config/arm/arm.c (arm_overrride_options): Ditto.
1193
1194         2004-01-08  Richard Earnshaw  <rearnsha@arm.com>
1195
1196         * arm.c (FL_ARCH3M): Renamed from FL_FAST_MULT.
1197         (FL_ARCH6): Renamed from FL_ARCH6J.
1198         (arm_arch3m): Renamed from arm_fast_multiply.
1199         (arm_arch6): Renamed from arm_arch6j.
1200         * arm.h: Update all uses of above.
1201         * arm-cores.def: Likewise.
1202         * arm.md: Likewise.
1203
1204         * arm.h (CPP_CPU_ARCH_SPEC): Emit __ARM_ARCH_6J__ define for armV6j,
1205         not arm6j.  Add entry for arch armv6.
1206
1207         2004-01-07  Richard Earnshaw  <rearnsha@arm.com>
1208
1209         * arm.c (arm_emit_extendsi): Delete.
1210         * arm-protos.h (arm_emit_extendsi): Delete.
1211         * arm.md (zero_extendhisi2): Also handle zero-extension of
1212         non-subregs.
1213         (zero_extendqisi2, extendhisi2, extendqisi2): Likewise.
1214         (thumb_zero_extendhisi2): Only match if not v6.
1215         (arm_zero_extendhisi2, thumb_zero_extendqisi2, arm_zero_extendqisi2)
1216         (thumb_extendhisi2, arm_extendhisi2, arm_extendqisi)
1217         (thumb_extendqisi2): Likewise.
1218         (thumb_zero_extendhisi2_v6, arm_zero_extendhisi2_v6): New patterns.
1219         (thumb_zero_extendqisi2_v6, arm_zero_extendqisi2_v6): New patterns.
1220         (thumb_extendhisi2_insn_v6, arm_extendhisi2_v6): New patterns.
1221         (thumb_extendqisi2_v6, arm_extendqisi_v6): New patterns.
1222         (arm_zero_extendhisi2_reg, arm_zero_extendqisi2_reg): Delete.
1223         (arm_extendhisi2_reg, arm_extendqisi2_reg): Delete.
1224         (arm_zero_extendhisi2addsi): Remove subreg.  Add attributes.
1225         (arm_zero_extendqisi2addsi, arm_extendhisi2addsi): Likewise.
1226         (arm_extendqisi2addsi): Likewise.
1227
1228         2003-12-31  Mark Mitchell  <mark@codesourcery.com>
1229
1230         Revert this change:
1231         * config/arm/arm.h (THUMB_LEGTITIMIZE_RELOAD_ADDRESS): Reload REG
1232         + REG addressing modes.
1233
1234         * config/arm/arm.h (THUMB_LEGTITIMIZE_RELOAD_ADDRESS): Reload REG
1235         + REG addressing modes.
1236
1237         2003-12-30  Mark Mitchell  <mark@codesourcery.com>
1238
1239         * config/arm/arm.h (THUMB_LEGITIMATE_CONSTANT_P): Accept
1240         CONSTANT_P_RTX.
1241
1242         2003-30-12  Paul Brook  <paul@codesourcery.com>
1243
1244         * longlong.h: protect arm inlines with !defined (__thumb__)
1245
1246         2003-30-12  Paul Brook  <paul@codesourcery.com>
1247
1248         * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Always define __arm__.
1249
1250         2003-12-30  Nathan Sidwell  <nathan@codesourcery.com>
1251
1252         * builtins.c (expand_builtin_apply_args_1): Fix typo in previous
1253         change.
1254
1255         2003-12-29  Nathan Sidwell  <nathan@codesourcery.com>
1256
1257         * builtins.c (expand_builtin_apply_args_1): Add pretend args size
1258         to the virtual incoming args pointer for downward stacks.
1259
1260         2003-12-29  Paul Brook  <paul@codesourcery.com>
1261
1262         * config/arm/arm-cores.def: Add cost function.
1263         * config/arm/arm.c (arm_*_rtx_costs): New functions.
1264         (arm_rtx_costs): Remove
1265         (struct processors): Add rtx_costs field.
1266         (all_cores, all_architectures): Ditto.
1267         (arm_override_options): Set targetm.rtx_costs.
1268         (thumb_rtx_costs): New function.
1269         (arm_rtx_costs_1): Remove cases handled elsewhere.
1270         * config/arm/arm.h (processor_type): Add COSTS parameter.
1271
1272         2003-12-29  Nathan Sidwell  <nathan@codesourcery.com>
1273
1274         * config/arm/arm.md (generic_sched): arm926 has its own scheduler.
1275         (arm926ejs.md): Include it.
1276         * config/arm/arm926ejs.md: New pipeline description.
1277
1278         2003-12-24  Paul Brook  <paul@codesourcery.com>
1279
1280         * config/arm/arm.c (arm_arch6j): New variable.
1281         (arm_override_options): Set it.
1282         (arm_emit_extendsi): New function.
1283         * config/arm/arm-protos.h (arm_emit_extendsi): Add prototype.
1284         * config/arm/arm.h (arm_arch6j): Declare.
1285         * config/arm/arm.md: Add sign/zero extend insns.
1286
1287         2003-12-23  Paul Brook  <paul@codesourcery.com>
1288
1289         * config/arm/arm.c (all_architectures): Add armv6.
1290         * doc/invoke.texi: Document it.
1291
1292         2003-12-19  Paul Brook  <paul@codesourcery.com>
1293
1294         * config/arm/arm.md: Add load1 and load_byte "type" attrs.  Modify
1295         insn patterns to match.
1296         * config/arm/arm-generic.md: Ditto.
1297         * config/arm/cirrus.md: Ditto.
1298         * config/arm/fpa.md: Ditto.
1299         * config/amm/iwmmxt.md: Ditto.
1300         * config/arm/arm1026ejs.md: Ditto.
1301         * config/arm/arm1135jfs.md: Ditto.  Add insn_reservation and bypasses
1302         for 11_loadb.
1303
1304         2003-12-18  Nathan Sidwell  <nathan@codesourcery.com>
1305
1306         * config/arm/arm-protos.h (arm_no_early_alu_shift_value_dep): Declare.
1307         * config/arm/arm.c (arm_adjust_cost): Check shift cost for
1308         TYPE_ALU_SHIFT and TYPE_ALU_SHIFT_REG.
1309         (arm_no_early_store_addr_dep, arm_no_early_alu_shift_dep,
1310         arm_no_early_mul_dep): Correctly deal with conditional execution,
1311         parallels and single shift operations.
1312         (arm_no_early_alu_shift_value_dep): Define.
1313         * arm.md (attr type): Replace 'normal' with 'alu',
1314         'alu_shift' and 'alu_shift_reg'.
1315         (attr core_cycles): Adjust.
1316         (*addsi3_carryin_shift, andsi_not_shiftsi_si, *arm_shiftsi3,
1317         *shiftsi3_compare0, *notsi_shiftsi, *notsi_shiftsi_compare0,
1318         *not_shiftsi_compare0_scratch, *cmpsi_shiftsi, *cmpsi_shiftsi_swp,
1319         *cmpsi_neg_shiftsi, *arith_shiftsi, *arith_shiftsi_compare0,
1320         *arith_shiftsi_compare0_scratch, *sub_shiftsi,
1321         *sub_shiftsi_compare0, *sub_shiftsi_compare0_scratch,
1322         *if_shift_move, *if_move_shift, *if_shift_shift): Set type
1323         attribute appropriately.
1324         * config/arm/arm1026ejs.md (alu_op): Adjust.
1325         (alu_shift_op, alu_shift_reg_op): New.
1326         * config/arm/arm1136.md: Add better bypasses for early
1327         registers. Remove load[234] and store[234] bypasses.
1328         (11_alu_op): Adjust.
1329         (11_alu_shift_op, 11_alu_shift_reg_op): New.
1330
1331         2003-12-15  Nathan Sidwell  <nathan@codesourcery.com>
1332
1333         * config/arm/arm-protos.h (arm_no_early_store_addr_dep,
1334         arm_no_early_alu_shift_dep, arm_no_early_mul_dep): Declare.
1335         * config/arm/arm.c (arm_no_early_store_addr_dep,
1336         arm_no_early_alu_shift_dep, arm_no_early_mul_dep): Define.
1337         * config/arm/arm1026ejs.md: Add load-store bypass.
1338         * config/arm/arm1136jfs.md (11_alu_op): Take 2 cycles.
1339         Add bypasses between instructions.
1340
1341         2003-12-10  Paul Brook  <paul@codesourcery.com>
1342
1343         * config/arm/arm.c (arm_fpu_model): New variable.
1344         (arm_fload_abi): New variable.
1345         (target_fpe_name): Rename from target_fp_name.
1346         (target_fpu_name): New variable.
1347         (arm_is_cirrus): Remove.
1348         (fpu_desc): New struct.
1349         (all_fpus): Define.
1350         (pf_model_for_fpu): Define.
1351         (all_loat_abis): Define.
1352         (arm_override_options): Set fp arch flags based on -mfpu=
1353         and -float-abi=.
1354         (FIRST_FPA_REGNUM): Rename from FIRST_ARM_FP_REGNUM.
1355         (LAST_FPA_REGNUM): Rename from LAST_ARM_FP_REGNUM.
1356         (*): Use new TARGET_* flags.
1357         * config/arm/arm.h (TARGET_ANY_HARD_FLOAT): Remove.
1358         (TARGET_HARD_FLOAT): No longer implies TARGET_FPA.
1359         (TARGET_SOFT_FLOAT): Ditto.
1360         (TARGET_SOFT_FLOAT_ABI): New.
1361         (TARGET_MAVERICK): Rename from TARGET_CIRRUS.  No longer implies
1362         TARGET_HARD_FLOAT.
1363         (TARGET_VFP): No longer implies TARGET_HARD_FLOAT.
1364         (TARGET_OPTIONS): Add -mfpu=.
1365         (FIRST_FPA_REGNUM): Rename from FIRST_ARM_FP_REGNUM.
1366         (LAST_FPA_REGNUM): Rename from LAST_ARM_FP_REGNUM.
1367         (arm_pf_model): Define.
1368         (arm_float_abi_type): Define.
1369         (fputype): Add FPUTYPE_VFP.  Change SOFT_FPA->NONE
1370         * config/arm/arm.md: Use new TARGET_* flags.
1371         * config/arm/cirrus.md: Ditto.
1372         * config/arm/fpa.md: Ditto.
1373         * config/arm/elf.h (ASM_SPEC): Pass -mfloat-abi= and -mfpu=.
1374         * config/arm/semi.h (ASM_SPEC): Ditto.
1375         * config/arm/netbsd-elf.h (SUBTARGET_ASM_FLOAT_SPEC): Specify vfp.
1376         (FPUTYPE_DEFAULT): Set to VFP.
1377         * doc/invoke.texi: Document -mfpu= and -mfloat-abi=.
1378
1379         2003-11-22  Phil Edwards  <phil@codesourcery.com>
1380
1381         PR target/12476
1382         * config/arm/arm.c (arm_output_mi_thunk):  In Thumb mode, use
1383         'bx' instead of 'b' to avoid branch range restrictions.  Output
1384         the thunk immediately before the thunked-to function.
1385         * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME):  Do not emit
1386         .thumb_func if a thunk is being generated.  Emit .code 16 along
1387         with .thumb_func if a thunk is not being generated.
1388
1389         2003-11-15  Nicolas Pitre <nico@cam.org>
1390
1391         * config/arm/arm.md (ashldi3, arm_ashldi3_1bit, ashrdi3,
1392         arm_ashrdi3_1bit, lshrdi3, arm_lshrdi3_1bit): New patterns.
1393         * config/arm/iwmmxt.md (ashrdi3_iwmmxt): Renamed from ashrdi3.
1394         (lshrdi3_iwmmxt): Renamed from lshrdi3.
1395         * config/arm/arm.c (IWMMXT_BUILTIN2): Renamed argument accordingly.
1396
1397         2003-11-12  Steve Woodford  <scw@wasabisystems.com>
1398             Ian Lance Taylor  <ian@wasabisystems.com>
1399
1400         * config/arm/lib1funcs.asm (ARM_DIV_BODY, ARM_MOD_BODY): Add new
1401         code for __ARM_ARCH__ >= 5 && ! defined (__OPTIMIZE_SIZE__).
1402
1403         2003-11-05  Phil Edwards  <phil@codesourcery.com>
1404
1405         * config/arm/arm.md (insn):  Add new V6 instruction names.
1406         (generic_sched):  New attr.
1407         * config/arm/arm-generic.md:  Use generic_sched here.
1408         * config/arm/arm1026ejs.md:  Do not model fetch/issue/decode
1409         stages of pipeline.  Adjust latency counts accordingly.
1410         * config/arm/arm1136jfs.md:  New file.
1411
1412         2003-10-28  Mark Mitchell  <mark@codesourcery.com>
1413
1414         * config/arm/arm.h (processor_type): New enumeration type.
1415         (CPP_ARCH_DEFAULT_SPEC): Set appropriately for ARM 926EJ-S,
1416         ARM1026EJ-S, ARM1136J-S, and ARM1136JF-S processor cores.
1417         (CPP_CPU_ARCH_SPEC): Likewise.
1418         * config/arm/arm.c (arm_tune): New variable.
1419         (all_cores): Use cores.def.
1420         (all_architectures): Add representative processor.
1421         (arm_override_options): Restructure way in which tuning
1422         information is deduced.
1423         * arm.md: Update "insn" and "type" attributes throughout.
1424         (insn): New attribute.
1425         (type): Compute "mult" from "insn" attribute.  Add load2,
1426         load3, load4 alternatives.
1427         (arm automaton): Move to arm-generic.md.
1428         * config/arm/arm-cores.def: New file.
1429         * config/arm/arm-generic.md: Likewise.
1430         * config/arm/arm1026ejs.md: Likewise.
1431
1432 2004-02-03  Eric Botcazou  <ebotcazou@libertysurf.fr>
1433
1434         * doc/invoke.texi (SPARC options): Remove -mflat and
1435         all -mxxx (xxx:chip) options.
1436         * config/sparc/aout.h (DBX_REGISTER_NUMBER): Delete.
1437         * config/sparc/litecoff.h (DBX_REGISTER_NUMBER): Likewise.
1438         * config/sparc/netbsd-elf.h (DBX_REGISTER_NUMBER): Likewise.
1439         * config/sparc/sol2.h (DBX_REGISTER_NUMBER): Likewise.
1440         * config/sparc/sparc-protos.h: Delete sparc_flat_* prototypes.
1441         * config/sparc/sparc.c: Likewise.
1442         (sparc_output_function_prologue): Remove TARGET_FLAT handling.
1443         (sparc_nonflat_function_prologue): Rename into sparc_function_prologue.
1444         (sparc_output_function_epilogue): Remove TARGET_FLAT handling.
1445         (sparc_nonflat_function_epilogue): Rename into sparc_function_epilogue.
1446         (struct sparc_frame_info, current_frame_info, zero_frame_info): Delete.
1447         (sparc_flat_must_save_register_p): Likewise.
1448         (sparc_flat_compute_frame_size): Likewise.
1449         (sparc_flat_save_restore): Likewise.
1450         (sparc_flat_function_prologue): Likewise.
1451         (sparc_flat_function_epilogue): Likewise.
1452         (sparc_flat_epilogue_delay_slots): Likewise.
1453         (sparc_flat_eligible_for_epilogue_delay): Likewise.
1454         (sparc_function_ok_for_sibcall): Remove TARGET_FLAT handling.
1455         * config/sparc/sparc.h (MASK_FLAT, TARGET_FLAT): Delete.
1456         (TARGET_SWITCHES): Remove -mflat and all -mxxx (xxx:chip) options.
1457         (SPARC_INCOMING_INT_ARG_FIRST): Remove TARGET_FLAT handling.
1458         (CONDITIONAL_REGISTER_USAGE): Likewise.
1459         (FRAME_POINTER_REQUIRED): Likewise.
1460         (INITIAL_ELIMINATION_OFFSET): Likewise.
1461         (BASE_RETURN_VALUE_REG): Likewise.
1462         (BASE_OUTGOING_VALUE_REG): Likewise.
1463         (BASE_PASSING_ARG_REG): Likewise.
1464         (BASE_INCOMING_ARG_REG): Likewise.
1465         (INCOMING_REGNO): Likewise.
1466         (OUTGOING_REGNO): Likewise.
1467         (LOCAL_REGNO): Likewise.
1468         (DELAY_SLOTS_FOR_EPILOGUE): Likewise.
1469         (ELIGIBLE_FOR_EPILOGUE_DELAY): Likewise.
1470         (EPILOGUE_USES): Likewise.
1471         * config/sparc/sparc.md ("isa" attribute): Change "v6" into "v7".
1472         ("flat" attribute): Delete.
1473         (do_builtin_setjmp_setup): Remove TARGET_FLAT and "flat" attribute
1474         handling.
1475         (call followed by jump define_peephole's): Delete.
1476         (exception_receiver): Likewise.
1477         (builtin_setjmp_receiver): Likewise.
1478         * config/sparc/t-sparclite (MULTILIB_OPTIONS): Remove -mflat.
1479
1480 2004-02-03  Paolo Bonzini  <bonzini@gnu.org>
1481
1482         PR c/11658
1483         PR c/13994
1484         * Makefile.in (c-parse.o, c-convert.o, c-typeck.o): Depend
1485         on langhooks.h.
1486         * objc/Make-lang.in (objc-parse.o): Depend on langhooks.h.
1487         * c-parse.in, c-convert.c, c-typeck.c, objc/objc-act.c:
1488         Include langhooks.h.  Replace c_common_truthvalue_conversion
1489         with the truthvalue_conversion language hook throughout.
1490         (expr_no_commas): Call default_conversion before save_expr
1491         for the first term of the production 'x ? : y'.
1492         * c-common.c (c_common_truthvalue_conversion): Remove
1493         obsolete block.  Invoke recursively the hook instead
1494         of this function.
1495         * c-convert.c (convert): handle ERROR_MARK_NODE.
1496         * c-typeck.c (build_binary_op): handle ERROR_MARK_NODE
1497         returned by the truthvalue_conversion language hook.
1498         * c-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Use
1499         c_objc_common_truthvalue_conversion.
1500         * c-objc-common.c (c_objc_common_truthvalue_conversion):
1501         New function.
1502         * c-tree.h (c_objc_common_truthvalue_conversion): Declare it.
1503         * objc/objc-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Use
1504         c_objc_common_truthvalue_conversion.
1505
1506 2004-02-03  Kazu Hirata  <kazu@cs.umass.edu>
1507
1508         * config/c4x/c4x.h (FUNCTION_VALUE): Use gen_rtx_REG instead
1509         of gen_rtx.
1510         (LIBCALL_VALUE): Likewise.
1511         * config/ip2k/ip2k.c (mdr_try_propagate_clr_sequence): Use
1512         gen_rtx_CC0 instead of gen_rtx.
1513         * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use
1514         gen_rtx_fmt_e and gen_rtx_fmt_ee instead of gen_rtx.
1515         (m68hc11_expand_compare): Use gen_rtx_fmt_ee instead of
1516         gen_rtx.
1517         (m68hc11_emit_logical): Likewise.
1518
1519 2004-02-03  Kazu Hirata  <kazu@cs.umass.edu>
1520
1521         * config/alpha/alpha.c, config/arm/arm.c, config/c4x/c4x.c,
1522         config/fr30/fr30.md, config/frv/frv.c, config/frv/frv.md,
1523         config/h8300/h8300.c, config/ia64/ia64.c, config/ip2k/ip2k.md,
1524         config/m32r/m32r.md, config/m68hc11/m68hc11.c,
1525         config/mips/mips.md, config/mmix/mmix.c,
1526         config/mn10300/mn10300.c, config/mn10300/mn10300.md,
1527         config/ns32k/ns32k.c, config/pa/pa.md, config/pdp11/pdp11.c,
1528         config/rs6000/altivec.md, config/s390/s390.c,
1529         config/s390/s390.h, config/s390/s390.md, config/sh/sh.c,
1530         config/sh/sh.h, config/sh/sh.md, config/stormy16/stormy16.c:
1531         Use const0_rtx instead of GEN_INT (0).  Do the same for other
1532         constants that are readily available.
1533
1534 2004-02-03  Kazu Hirata  <kazu@cs.umass.edu>
1535
1536         * doloop.c, optabs.c, regmove.c, sched-deps.c,
1537         config/i386/i386.c, config/i386/i386.md: Use const0_rtx
1538         instead of GEN_INT (0).  Do the same for other constants that
1539         are readily available.
1540
1541 2004-02-03  Kazu Hirata  <kazu@cs.umass.edu>
1542
1543         * combine.c (simplify_set): Use gen_rtx_fmt_e instead of
1544         gen_rtx.
1545         * emit-rtl.c (init_emit_once): Use gen_rtx_PC and gen_rtx_CC0
1546         instead of gen_rtx.
1547         * reload1.c (init_elim_table): Use gen_rtx_fmt_e instead of
1548         gen_rtx.
1549         * config/ns32k/ns32k.md (udivmodhi4): Use gen_rtx_IOR and
1550         gen_rtx_ASHIFT instead of gen_rtx.
1551         (udivmodqi4): Likewise.
1552
1553 2004-02-02  Richard Henderson  <rth@redhat.com>
1554
1555         PR target/13789
1556         * expr.c (store_expr): Use force_operand before emit_move_insn.
1557
1558 2004-02-02  Jeff Law  <law@redhat.com>
1559             Roger Sayle  <roger@eyesopen.com>
1560
1561         * tree.c (commutative_tree_code, associative_tree_code): New
1562         functions.
1563         (iterative_hash_expr): Use commutative_tree_code.
1564         * tree.h (commutative_tree_code, associative_tree_code): Declare.
1565         * fold-const.c (operand_equal_p): Use commutative_tree_code
1566         rather than inlining the commutativity check.
1567         (fold): Likewise.
1568
1569 2004-02-02  Kazu Hirata  <kazu@cs.umass.edu>
1570
1571         * system.h (FUNCTION_ARG_KEEP_AS_REFERENCE): Poison.
1572         * config/frv/frv-protos.h: Remove the prototype for
1573         frv_function_arg_keep_as_reference.
1574         * config/frv/frv.c (frv_function_arg_keep_as_reference):
1575         Remove.
1576         * config/frv/frv.h (FUNCTION_ARG_KEEP_AS_REFERENCE): Likewise.
1577         * config/stormy16/stormy16.h: Remove the commented-out
1578         definition of FUNCTION_ARG_KEEP_AS_REFERENCE.
1579
1580 2004-02-03  Alan Modra  <amodra@bigpond.net.au>
1581
1582         PR target/13914
1583         * config/rs6000/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Use ap
1584         for retaddr_column.
1585
1586 2004-02-02  Kazu Hirata  <kazu@cs.umass.edu>
1587
1588         * genemit.c (gen_exp): Generate gen_rtx_fmt_e* instead of
1589         gen_rtx.
1590
1591 2004-02-02  Eric Christopher  <echristo@redhat.com>
1592             Zack Weinberg  <zack@codesourcery.com>
1593
1594         * c-opts.c (c_common_handle_option): Add -finput-charset.
1595         * c.opt: Ditto.
1596         * cppcharset.c (one_iso88591_to_utf8): Remove.
1597         (convert_iso88591_utf8): Ditto.
1598         (conversion_tab): Remove 8859-1 converter.
1599         (_cpp_input_to_utf8): Remove.
1600         (_cpp_init_iconv_buffer): Ditto.
1601         (_cpp_close_iconv_buffer): Ditto.
1602         (_cpp_convert_input): New function.
1603         (_cpp_default_encoding): Ditto.
1604         * cpphash.h: Add/remove prototypes for above.
1605         * cppfiles.c (read_file_guts): Use _cpp_convert_input.
1606         * cppinit.c (cpp_create_reader): Use _cpp_default_encoding
1607         for narrow execution and input character sets.
1608         * cpplib.c (cpp_push_buffer): Delete uses of removed functions.
1609         * doc/cppopts.texi: Document -finput-charset.
1610
1611 2004-02-02  David Edelsohn  <edelsohn@gnu.org>
1612
1613         * rtlanal.c (refers_to_regno_p): Test regno, not inner_regno,
1614         against FIRST_PSEUDO_REGISTER.
1615
1616 2004-02-02  Eric Botcazou  <ebotcazou@libertysurf.fr>
1617
1618         * doc/invoke.texi (SPARC options): Further improve.
1619
1620 2004-02-02  Kazu Hirata  <kazu@cs.umass.edu>
1621
1622         * config/arm/arm.md, config/c4x/c4x.md, config/cris/cris.md,
1623         config/h8300/h8300.c, config/ip2k/ip2k.md,
1624         config/iq2000/iq2000.c, config/mips/mips.c,
1625         config/rs6000/rs6000.c, config/rs6000/rs6000.md,
1626         config/sh/sh.c, config/sh/sh.md, config/stormy16/stormy16.c,
1627         config/v850/v850.md: Fix indentation.
1628
1629 2004-02-02  Eric Botcazou  <ebotcazou@libertysurf.fr>
1630
1631         * config/sparc/sparc.c (function_arg_slotno): Align TImode
1632         arguments on a 16-byte boundary in the parameter array if ARCH64.
1633         Split handling of TFmode.
1634
1635 2004-02-02  Paolo Bonzini  <bonzini@gnu.org>
1636
1637         * rtlanal.c (reg_overlap_mentioned_p) [!ENABLE_CHECKING]:
1638         Don't test CONSTANT_P (x).
1639         (reg_overlap_mentioned_p): Merge check for STRICT_LOWPART,
1640         ZERO_EXTRACT, SIGN_EXTRACT with the switch statement.
1641         Fix misindentation.
1642
1643 2004-02-02  Eric Botcazou  <ebotcazou@libertysurf.fr>
1644
1645         * doc/invoke.texi (SPARC options): Document that -mflat is deprecated.
1646
1647 2004-02-02  Kazu Hirata  <kazu@cs.umass.edu>
1648
1649         * config/arc/arc.md, config/arm/arm.c, config/arm/arm.md,
1650         config/c4x/c4x.c, config/c4x/c4x.md, config/cris/cris.md,
1651         config/frv/frv.c, config/h8300/h8300.c, config/ip2k/ip2k.md,
1652         config/iq2000/iq2000.c, config/m32r/m32r.c,
1653         config/mcore/mcore.c, config/mips/mips.c, config/mmix/mmix.md,
1654         config/mn10300/mn10300.c, config/rs6000/rs6000.c,
1655         config/rs6000/rs6000.md, config/sh/sh.c, config/sh/sh.md,
1656         config/stormy16/stormy16.c, config/v850/v850.md,
1657         config/xtensa/xtensa.c: Replace gen_rtx with gen_rtx_fmt_e*.
1658
1659 2004-02-01  Kazu Hirata  <kazu@cs.umass.edu>
1660
1661         * config/mcore/mcore.c (block_move_sequence): Replace
1662         gen_rtx_CONST_INT with GEN_INT.
1663
1664 2004-02-02  Jan Hubicka  <jh@suse.cz>
1665
1666         * alias.c (record_set): Use hard_regno_nregs.
1667         * bt-load.c (find_btr_reference, note_btr_set): Likewise.
1668         * builtins.c (apply_args_size): Likewise.
1669         * caller-save.c (setup_save_areas, save_call_clobbered_regs,
1670         mark_set_regs, add_stored_regs, mark_referenced_regs,
1671         insert_restore, insert_save, insert_one_insn): Likewise.
1672         * cfgcleanup.c: Include regs.h
1673         (mark_effect, mentions_nonequal_regs): Likewise.
1674         * cfgrtl.c (mark_killed_regs): Likewise
1675         * combine.c (update_table_tick, record_value_for_reg,
1676         record_dead_and_set_regs, get_last_value_validate, use_crosses_set_p,
1677         reg_dead_at_p_1, reg_dead_at_p, mark_used_regs_combine, move_deaths,
1678         reg_bitfield_target_p, distribute_notes): Likewise.
1679         * cse.c (mention_regs, insert, invalidate, invalidate_for_call,
1680         exp_equiv_p, cse_insn): Likewise.
1681         * cselib.c (cselib_lookup): Likewise.
1682         (cselib_invalidate_regno, cselib_record_set): Likewise.
1683         * df.c (df_ref_record): Likewise.
1684         * dwarf2out.c (reg_loc_descriptor, multiple_reg_loc_descriptor):
1685         Likewise.
1686         * flow.c (mark_reg, insn_dead_p, mark_set_1, mark_used_reg,
1687         count_or_remove_death_notes_bb): Likewise.
1688         * function.c (aggregate_value_p, keep_stack_depressed): Likewise.
1689         * gloval.c (global_alloc, find_reg, mark_reg_store, mark_reg_conflicts,
1690         mark_reg_death, set_preference, reg_becomes_live, reg_dies): Likewise.
1691         * integrate.c (mark_stores): Likewise.
1692         * jump.c (delete_prior_computation): Likewise.
1693         * lcm.c (reg_dies, reg_becomes_live): Likewise.
1694         * local-alloc.c (combine_regs, find_free_reg, post_mark_life): Likewise.
1695         * loop.c (LOOP_REGNO_NREGS): Likewise.
1696         * postreload.c (reload_combine, reload_combine_note_store,
1697         reload_combine_note_use, reload_cse_move2add, move2add_note_store): Likewise.
1698         * ra-colorize.c (combine, color_usable_p, get_free_reg,
1699         calculate_dont_begin, calculate_dont_begin, colorize_one_web,
1700         try_recolor_web, insert_coalesced_conflicts, check_colors,
1701         break_precolored_alias): Likewise.
1702         * ra-debug.c: Include regs.h
1703         (ra_print_rtx_object): Likewise.
1704         * ra-rewrite (choose_spill_colors): Likewise.
1705         (spill_same_color_p, update_spill_colors, spill_is_free): Likewise.
1706         * ra.c (init_ra): Likewise.
1707         * recog.c (reg_fits_class_p, peep2_reg_dead_p,
1708         peep2_find_free_register): Likewise.
1709         * reg-stack.c (subst_stack_regs_pat, convert_regs_exit): Likewise.
1710         * regclass.c (hard_regno_nregs): New array.
1711         (init_reg_modes_once): Initialize it.
1712         (choose_hard_reg_mode): Use it.
1713         (record_reg_classes): Likewise.
1714         * regmove.c (mark_flags_life_zones): Likewise.
1715         * regrename.c (note_sets, clear_dead_regs, regrename_optimize,
1716         scan_rtx_reg, dump_def_use_chain, kill_value, set_value_regno,
1717         copy_value, maybe_mode_change, find_oldest_value_reg,
1718         copyprop_hardreg_forward_1):
1719         * regs.h (hard_regno_nregs): Declare.
1720         * realod.c (reload_inner_reg_of_subreg): Use it.
1721         (push_reload, combine_reloads, find_dummy_reload,
1722         hard_reg_set_here_p, operands_match_p, decompose, find_reloads,
1723         refers_to_regno_for_reload_p, find_equiv_reg, regno_clobbered_p,
1724         reload_adjust_reg_for_mode): Likewise.
1725         * reload1.c (compute_use_by_pseudos, count_pseudo,
1726         count_spilled_pseudo, find_reg, find_reload_regs, mark_home_live,
1727         spill_hard_reg, forget_old_reloads_1, mark_reload_reg_in_use,
1728         clear_reload_reg_in_use, reload_reg_free_for_value_p, free_for_value_p
1729         allocate_reload_reg, choose_reload_regs, emit_reload_insns,
1730         delete_output_reload): Likewise.
1731         * resource.c (update_live_status, mark_referenced_resources,
1732         mark_set_resources, mark_target_live_regs): Likewise.
1733         * rtlanal.c:  Include regs.h
1734         (refers_to_regno_p, reg_overlap_mentioned_p, dead_or_set_p,
1735         dead_or_set_regno_p, find_regno_note, find_reg_fusage,
1736         subreg_regno_offset, subreg_offset_representable_p,
1737         hoist_test_store): Likewise.
1738         * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
1739         * sched-rgn.c (check_live_1, update_live_1): Likewise.
1740         * stmt.c: Include regs.h
1741         (decl_conflicts_with_clobbers_p): Likewise.
1742         * varasm.c (make_decl_rtl): Likewise.
1743         * Makefile.in (cfgcleanup.o, rtlanal.o, ra-debug.o): Add regs.h dependnecy.
1744
1745 2004-02-01  Kazu Hirata  <kazu@cs.umass.edu>
1746
1747         * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
1748         config/arm/linux-gas.h, config/arm/netbsd-elf.h,
1749         config/arm/netbsd.h, config/arm/pe.c, config/avr/avr.c,
1750         config/avr/avr.h, config/avr/avr.md, config/c4x/c4x.h,
1751         config/cris/cris.h, config/fr30/fr30.h, config/frv/frv.c,
1752         config/frv/frv.h, config/ip2k/ip2k.c, config/iq2000/iq2000.c,
1753         config/iq2000/iq2000.h, config/m32r/m32r.c,
1754         config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
1755         config/m68hc11/m68hc11.md, config/m68k/m68k.md,
1756         config/mcore/mcore.c, config/mcore/mcore.h,
1757         config/mcore/mcore.md, config/mips/mips.c,
1758         config/ns32k/ns32k.h, config/ns32k/ns32k.md,
1759         config/rs6000/rs6000.c, config/s390/s390.c,
1760         config/s390/s390.md, config/sparc/sparc.c, config/v850/v850.c,
1761         config/xtensa/xtensa.h, config/xtensa/xtensa.md: Replace
1762         "gen_rtx (FOO, " with "gen_rtx_FOO (".
1763
1764 2004-02-01  Kazu Hirata  <kazu@cs.umass.edu>
1765
1766         * config/h8300/h8300.md (two peephole2's): New.
1767
1768 2004-02-01  Eric Botcazou  <ebotcazou@libertysurf.fr>
1769
1770         * config/sparc/sol2-bi.h: Handle TARGET_CPU_ultrasparc3.
1771         (CPP_CPU_SPEC): Handle -mcpu=ultrasparc3.
1772         (ASM_CPU_SPEC): Likewise
1773         * config/sparc/sol2.h: Handle TARGET_CPU_ultrasparc3.
1774         (ASM_CPU_SPEC): Remove -mcpu=v8plus.  Handle -mcpu=ultrasparc3.
1775
1776 2004-02-01  Roger Sayle  <roger@eyesopen.com>
1777
1778         * builtins.c (expand_builtin_pow): If flag_unsafe_math_optimizations
1779         isn't set, don't call expand_builtin_mathfn_2 to use the pow optab.
1780         (expand_builtin): Always call expand_builtin_pow.
1781
1782 2004-02-01  Roger Sayle  <roger@eyesopen.com>
1783
1784         * builtins.def (BUILT_IN_SIGNBIT, BUILT_IN_SIGNBITF,
1785         BUILT_IN_SIGNBITL): New GCC builtins.
1786         * builtins.c (expand_builtin_signbit): New function to RTL expand
1787         calls to signbit, signbitf and signbitl as inline intrinsics.
1788         (expand_builtin): Call expand_builtin_signbit for BUILT_IN_SIGNBIT*.
1789         (fold_builtin_signbit): New function to perform constant folding
1790         of signbit, signbitf and signbitl.
1791         (fold_builtin): Call fold_builtin_signbit for BUILT_IN_SIGNBIT*.
1792
1793         * doc/extend.texi: Document new signbit{,f,l} builtins.
1794
1795 2004-02-01  Richard Sandiford  <rsandifo@redhat.com>
1796
1797         * config/mips/mips.md (adddi3_internal_2): Remove superfluous %s.
1798
1799 2004-02-01  Chris Demetriou  <cgd@broadcom.com>
1800
1801         * config/mips/mips.h (PREDICATE_CODES): Remove entries for
1802         "mips_const_double_ok" and "simple_memory_operand", which were
1803         removed from the MIPS port with the mips-3_4-rewrite branch merge.
1804         * config/mips/mips.c (mips16_lay_out_constants): Update comment
1805         for removal of simple_memory_operand.
1806
1807 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
1808
1809         * config/c4x/c4x.md: Use GEN_INT instead of
1810         gen_rtx (CONST_INT, ...).
1811
1812 2004-01-31  Richard Henderson  <rth@redhat.com>
1813
1814         * varasm.c (output_constant_pool): Don't zap the pool.
1815
1816 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
1817
1818         * genrecog.c (decision_type): Add DT_const_int.
1819         (write_cond) [DT_const_int]: Print a comparison against small
1820         constant.
1821         (write_node): Simplify comparisons against small constants
1822         before printing tests.
1823
1824 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
1825
1826         * config/m32r/m32r.c (m32r_load_pic_register): Use GEN_INT
1827         instead of gen_rtx_CONST_INT.
1828
1829 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
1830
1831         * config/xtensa/xtensa.h (DYNAMIC_CHAIN_ADDRESS): Use GEN_INT
1832         instead of gen_rtx_CONST_INT.
1833
1834 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
1835
1836         * target-def.h (TARGET_STRICT_ARGUMENT_NAMING): Define as
1837         hook_bool_CUMULATIVE_ARGS_false.
1838         * targhooks.c (default_strict_argument_naming): Rename to
1839         hook_bool_CUMULATIVE_ARGS_false.
1840         * targhooks.h: Update the prototype for
1841         default_strict_argument_naming.
1842
1843 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
1844
1845         * config/sh/sh.c: Replace "gen_rtx (FOO, " with "gen_rtx_FOO (".
1846         * config/sh/sh.h: Likewise.
1847         * config/sh/sh.md: Likewise.
1848
1849 2004-01-31  Eric Botcazou  <ebotcazou@libertysurf.fr>
1850
1851         * doc/invoke.texi (SPARC options): Restructure and update.
1852
1853 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
1854
1855         * system.h (PROMOTE_FUNCTION_ARGS, STRUCT_VALUE_INCOMING, and
1856         STRICT_ARGUMENT_NAMING): Poison.
1857         * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS): Define as
1858         hook_bool_tree_false.
1859         * targhooks.c (default_promote_function_args): Remove.
1860         (default_struct_value_rtx): Don't use STRUCT_VALUE_INCOMING.
1861         Don't check incoming.
1862         (default_strict_argument_naming): Don't use
1863         STRICT_ARGUMENT_NAMING.
1864         * targhooks.h: Remove the prototype for
1865         default_promote_function_args.
1866
1867 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
1868
1869         * config/i386/i386-protos.h: Remove the prototype for
1870         ix86_setup_incoming_varargs.
1871         * config/i386/i386.c (TARGET_SETUP_INCOMING_VARARGS): New.
1872         (ix86_setup_incoming_varargs): Make it static.
1873         * config/i386/i386.h (SETUP_INCOMING_VARARGS): Remove.
1874
1875 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
1876
1877         * alloc-pool.c: Fix comment typos.
1878         * builtin-types.def: Likewise.
1879         * builtins.def: Likewise.
1880         * c-pretty-print.c: Likewise.
1881         * df.h: Likewise.
1882         * reload1.c: Likewise.
1883
1884 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
1885
1886         * doc/invoke.texi: Follow spelling conventions.
1887         * doc/tm.texi: Likewise.
1888
1889 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
1890
1891         * doc/install.texi: Fix typos.
1892         * doc/invoke.texi: Likewise.
1893
1894 2004-01-31  Ulrich Weigand  <uweigand@de.ibm.com>
1895
1896         * config/s390/s390.c (s390_decompose_address): Do not treat virtual
1897         registers as pointers.
1898         * config/s390/s390.md ("*la_31" second peephole2): Fix incorrect mode.
1899
1900 2004-01-31  Paolo Bonzini  <bonzini@gnu.org>
1901
1902         * combine.c (cse_main): Set gen_lowpart to gen_lowpart_for_combine
1903         and restore it to gen_lowpart_general on exit.
1904         (gen_lowpart_for_combine): Adjust all callers to go through
1905         gen_lowpart.
1906         * cse.c (cse_main): Set gen_lowpart to gen_lowpart_if_possible
1907         and restore it to gen_lowpart_general on exit.
1908         (gen_lowpart_if_possible): Adjust all callers to go through
1909         gen_lowpart.
1910         * emit-rtl.c (gen_lowpart_general): New name of gen_lowpart.
1911         (gen_lowpart): Declare as pointer to function, initialized to
1912         gen_lowpart_general.
1913         * rtl.h (gen_lowpart): Declare as pointer to function.
1914
1915 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
1916
1917         * bt-load.c: Replace "gen_rtx (FOO, " with "gen_rtx_FOO (".
1918         * calls.c: Likewise.
1919         * emit-rtl.c: Likewise.
1920         * function.c: Likewise.
1921         * reload1.c: Likewise.
1922         * config/i386/cygming.h: Likewise.
1923         * config/i386/i386.c: Likewise.
1924         * config/i386/winnt.c: Likewise.
1925
1926 2004-01-30  Dara Hazeghi  <dhazeghi@yahoo.com>
1927
1928         PR bootstrap/9249
1929         * doc/install.texi: document --enable-__cxa_atexit option.
1930         * configure.ac: Disable __cxa_atexit if not supported.
1931         * configure: Regenerate.
1932
1933 2003-01-30  Daniel Berlin  <dberlin@dberlin.org>
1934
1935         * ggc-zone.c (ggc_free): New function.
1936
1937 2004-01-30  Kazu Hirata  <kazu@cs.umass.edu>
1938
1939         alloc-pool.c, c-lex.c, c-pragma.h, c-semantics.c, cfghooks.c,
1940         cfghooks.h, cfglayout.c, cfgloopmanip.c, debug.c, debug.h,
1941         flow.c, genextract.c, ggc-common.c, ggc-page.c, ggc.h,
1942         ifcvt.c, jump.c, loop-unswitch.c, timevar.c, timevar.def,
1943         tree-optimize.c, vmsdbgout.c, config/fp-bit.c,
1944         config/alpha/alpha.c, config/alpha/alpha.h,
1945         config/alpha/alpha.md, config/alpha/unicosmk.h,
1946         config/alpha/vms.h, config/arm/linux-elf.h, config/avr/avr.c,
1947         config/c4x/c4x-protos.h, config/c4x/c4x.md,
1948         config/d30v/d30v.h, config/frv/frv.md, config/frv/frvbegin.c,
1949         config/frv/frvend.c, config/i386/cygming.h,
1950         config/i386/djgpp.h, config/i386/emmintrin.h,
1951         config/i386/gthr-win32.c, config/i386/i386-interix.h,
1952         config/i386/i386-protos.h, config/i386/openbsd.h,
1953         config/i386/winnt.c, config/i386/xm-mingw32.h,
1954         config/i386/xmmintrin.h, config/ia64/ia64.md,
1955         config/iq2000/iq2000.md, config/m32r/m32r.md,
1956         config/m68k/m68k.md, config/mcore/mcore-elf.h,
1957         config/mcore/mcore.md, config/mips/elf.h, config/mips/elf64.h,
1958         config/mips/iris5gas.h, config/mips/iris6.h,
1959         config/mips/iris6gas.h, config/mips/linux.h,
1960         config/mips/mips.md, config/mips/netbsd.h,
1961         config/mips/openbsd.h, config/mips/windiss.h,
1962         config/pa/fptr.c, config/rs6000/aix.h,
1963         config/rs6000/altivec.h, config/rs6000/darwin.h,
1964         config/rs6000/xcoff.h, config/s390/s390-protos.h,
1965         config/s390/s390.c, config/s390/s390.h, config/s390/s390.md,
1966         config/sh/netbsd-elf.h, config/sh/sh.h, config/sh/vxworks.h,
1967         config/sparc/sol2.h: Update copyright.
1968
1969 2004-01-30  Kelley Cook  <kcook@gcc.gnu.org>
1970
1971         * Makefile.in (abs_docdir, abs_srcdir): Define.
1972         (doc/%.dvi, doc/gccinstall.dvi): Use $(abs_docdir).
1973
1974 2004-01-30  Kazu Hirata  <kazu@cs.umass.edu>
1975
1976         * genconfig.c (main): Have CC0_P check its operand even on a
1977         target without cc0.
1978
1979 2004-01-30  Kazu Hirata  <kazu@cs.umass.edu>
1980
1981         * config/alpha/alpha.c: Remove mentions of deprecates macros
1982         in comments, remove some target-independent comments about target
1983         macros, and/or add minimal function comments for target hook
1984         implementations.
1985         * config/avr/avr.c: Likewise.
1986         * config/ia64/ia64.h: Likewise.
1987         * config/ip2k/ip2k.c: Likewise.
1988         * config/iq2000/iq2000.c: Likewise.
1989         * config/m32r/m32r.h: Likewise.
1990         * config/m68hc11/m68hc11.c: Likewise.
1991         * config/mcore/mcore.c: Likewise.
1992         * config/mmix/mmix.c: Likewise.
1993         * config/mn10300/mn10300.c: Likewise.
1994         * config/pa/pa.c: Likewise.
1995         * config/pdp11/pdp11.c: Likewise.
1996         * config/rs6000/rs6000.h: Likewise.
1997         * config/sh/sh.c: Likewise.
1998         * config/sh/sh.h: Likewise.
1999         * config/sparc/sparc.c: Likewise.
2000         * config/sparc/sparc.h: Likewise.
2001         * config/stormy16/stormy16.c: Likewise.
2002         * config/xtensa/xtensa.c: Likewise.
2003
2004 2004-01-30  Ulrich Weigand  <uweigand@de.ibm.com>
2005
2006         PR optimization/12147
2007         * reload1.c (reload_reg_free_p): RELOAD_OTHER conflicts with
2008         RELOAD_FOR_OPADDR_ADDR.
2009         (reload_reg_reaches_end_p): RELOAD_FOR_OTHER_ADDRESS register
2010         might be reused as RELOAD_FOR_OPADDR_ADDR register.
2011
2012 2004-01-30  Jan Hubicka  <jh@suse.cz>
2013
2014         * reload.c (get_secondary_mem): Fix updating of
2015         secondary_memlocs_elim_used.
2016
2017 2004-01-30  Richard Henderson  <rth@redhat.com>
2018
2019         * varasm.c (struct rtx_const, struct pool_constant): Remove.
2020         (MAX_RTX_HASH_TABLE): Remove.
2021         (const_rtx_hash_table, const_rtx_sym_hash_table): Remove.
2022         (first_pool, last_pool, pool_offset): Remove.
2023         (struct rtx_constant_pool): Split out from ...
2024         (struct varasm_status): ... here.  Reference one via pointer.
2025         (struct constant_descriptor_rtx): Merge struct pool_constant.
2026         (SYMHASH): Remove.
2027         (decode_rtx_const): Remove.
2028         (const_hash_rtx, compare_constant_rtx): Remove.
2029         (record_constant_rtx): Remove.
2030         (const_desc_rtx_hash, const_desc_rtx_eq): New.
2031         (const_desc_rtx_sym_hash, const_desc_rtx_sym_eq): New.
2032         (const_rtx_hash_1, const_rtx_hash): New.
2033         (init_varasm_status): Allocate a rtx_constant_pool, and its hashes.
2034         (simplify_subtraction): Use simplify_rtx.
2035         (force_const_mem): Rewrite to use new data structures.
2036         (find_pool_constant): Likewise.
2037         (get_pool_constant, get_pool_constant_mark,
2038         get_pool_constant_for_function, get_pool_mode,
2039         get_pool_mode_for_function, get_pool_offset, get_pool_size): Likewise.
2040         (output_constant_pool_2): Split out from output_constant_pool.
2041         (output_constant_pool_1): Likewise.  Use new pool datastructures.
2042         (output_constant_pool): Zap entire pool datastructure.
2043         (mark_constant): Use new pool datastructures.
2044         (mark_constants): Use for_each_rtx.
2045         (mark_constant_pool): Use new pool datastructures.
2046
2047 2004-01-30  Fariborz Jahanian <fjahanian@apple.com>
2048
2049         * config/rs6000/rs6000.c (rs6000_emit_move): Remove #if 0.
2050         Copy operands[1] to pseudo for simplify_gen_subreg.
2051
2052 2004-01-30  Kazu Hirata  <kazu@cs.umass.edu>
2053
2054         * gcse.c (bypass_block): Fix a typo in the previous check-in
2055         to the file.
2056
2057 2004-01-30  Andrew Pinski <pinskia@physics.uc.edu>
2058
2059         * toplev.c: Include alloc-pool.h.
2060         * Makefile.in (toplev.c): Update dependencies.
2061
2062 2004-01-30  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
2063
2064         * combine.c (simplify_shift_const, case XOR): Be careful when
2065         commuting XOR with ASHIFTRT.
2066
2067 2004-01-30  Kazu Hirata  <kazu@cs.umass.edu>
2068             Eric Botcazou  <ebotcazou@libertysurf.fr>
2069
2070         * config/sparc/sparc-protos.h: Remove the prototype for
2071         sparc_builtin_saveregs.
2072         * config/sparc/sparc.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
2073         (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
2074         (TARGET_PROMOTE_PROTOTYPES): Likewise.
2075         (TARGET_STRUCT_VALUE_RTX): Likewise.
2076         (TARGET_RETURN_IN_MEMORY): Likewise.
2077         (TARGET_EXPAND_BUILTIN_SAVEREGS): Likewise.
2078         (TARGET_STRICT_ARGUMENT_NAMING): Likewise.
2079         (sparc_builtin_saveregs): Make it static.
2080         (sparc_promote_prototypes): New.
2081         (sparc_struct_value_rtx): Likewise.
2082         (sparc_return_in_memory): Likewise.
2083         * config/sparc/sparc.h: (PROMOTE_FUNCTION_ARGS): Remove.
2084         (PROMOTE_FUNCTION_RETURN): Likewise.
2085         (RETURN_IN_MEMORY): Likewise.
2086         (STRUCT_VALUE): Likewise.
2087         (STRUCT_VALUE_INCOMING): Likewise.
2088         (EXPAND_BUILTIN_SAVEREGS): Likewise.
2089         (STRICT_ARGUMENT_NAMING): Likewise.
2090         (PROMOTE_PROTOTYPES): Likewise.
2091
2092         * config/sparc/sparc.h (PROMOTE_MODE): Use word_mode.
2093
2094 2004-01-30  Eric Botcazou  <ebotcazou@libertysurf.fr>
2095
2096         PR c/12818
2097         * varasm.c (const_hash_1) <STRING_CST>: Use the
2098         address to compute the hash value if flag_writable_strings.
2099         (compare_constant) <STRING_CST>: Compare the addresses
2100         if flag_writable_strings.
2101         (build_constant_desc): Do not copy the expression for a
2102         STRING_CST if flag_writable_strings.
2103
2104 2004-01-30  Jan Hubicka  <jh@suse.cz>
2105
2106         * alloc-pool.c: Include hashtab.h
2107         (alloc_pool_descriptor): New structure
2108         (alloc_pool_hash): New global variable.
2109         (hash_descriptor, eq_descriptor, alloc_pool_descriptor): New.
2110         (create_alloc_pool): Update statistics.
2111         (free_alloc_pool): Likewise.
2112         (pool_alloc): Likewise.
2113         (output_info): New structure
2114         (print_statistics, dump_alloc_pool_statistics): New function.
2115         * alloc-pool.h (alloc_pool_def): Turn name to be constant.
2116         (dump_alloc_pool_statistics): Declare.
2117         * toplev.c (finalize):  Dump statistics.
2118
2119         * reload.c (secondary_memlocs_elim_used): New static variable.
2120         (get_secondary_mem): Update it.
2121         (find_reloads): Use it.
2122
2123 2004-01-30  Steven Bosscher <s.bosscher@student.tudelft.nl>
2124
2125         * toplev.c: Fix broken checkin of 2003-12-30, again.
2126
2127 2004-01-30  Ulrich Weigand  <uweigand@de.ibm.com>
2128
2129         * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
2130         s390*-*-* targets by specifying a 'nop' insn.
2131         * configure: Regenerate.
2132
2133 2004-01-30  Eric Botcazou  <ebotcazou@libertysurf.fr>
2134
2135         PR target/11475
2136         * config/sparc/sparc.md (movhi_lo_sum): Tighten predicates.
2137
2138 2004-01-29  Jakub Jelinek  <jakub@redhat.com>
2139
2140         * emit-rtl.c (change_address): Use XEXP (memref, 0) instead
2141         of addr when creating MEM copy.
2142
2143 2004-01-29  Devang Patel  <dpatel@apple.com>
2144
2145         * dwarf2out.c (gen_field_die): Do not equate decl number to die.
2146
2147 2004-01-28  Ian Lance Taylor  <ian@wasabisystems.com>
2148
2149         PR inline-asm/6162
2150         * reload.c (find_reloads): Only support one pair of commutative
2151         operands.
2152
2153 2004-01-29  Roger Sayle  <roger@eyesopen.com>
2154
2155         PR java/13824
2156         * tree.c (unsafe_for_reeval): Handle EXIT_BLOCK_EXPR nodes specially
2157         as their EXIT_BLOCK_LABELED_BLOCK operands can lead to unbounded
2158         recursion.
2159
2160 2004-01-29  Kazu Hirata  <kazu@cs.umass.edu>
2161
2162         * config/frv/frv.c: Don't mention deprecated macros in
2163         comments.  Remove some target-independent comments about
2164         target macros.
2165         * config/frv/frv.h: Likewise.
2166
2167 2004-01-29  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
2168
2169         * cfghooks.c (split_block): Set probability and count of the
2170         new edge.
2171
2172 2005-01-29  Josef Zlomek  <zlomekj@suse.cz>
2173
2174         * dwarf2out.c (struct die_struct): Added field decl_id.
2175         (decl_die_table): Changed to hash table.
2176         (decl_die_table_allocated): Deleted.
2177         (decl_die_table_in_use): Deleted.
2178         (DECL_DIE_TABLE_INCREMENT): Deleted.
2179         (decl_die_table_hash): New function.
2180         (decl_die_table_eq): New function.
2181         (lookup_decl_die): Lookup in a hash table.
2182         (equate_decl_number_to_die): Insert into a hash table.
2183         (dwarf2out_init): Init hash table decl_die_table.
2184
2185 2004-01-29  Jakub Jelinek  <jakub@redhat.com>
2186
2187         PR optimization/13424
2188         * expr.c (store_constructor): Revert 2003-12-03 change.
2189
2190         * emit-rtl.c (change_address): Check also if MEM_ATTRS is set as
2191         expected before returning early.  Avoid sharing RTL if they
2192         need to be changed.
2193
2194         * config/i386/i386.c (ix86_expand_movstr): Rework rep_mov and strmov
2195         handling so that memory attributes are preserved.  Don't call
2196         ix86_set_move_mem_attrs.
2197         (ix86_set_move_mem_attrs_1, ix86_set_move_mem_attrs): Removed.
2198         (ix86_expand_clrstr): Rename src argument to
2199         dst.  Rework rep_stos and strset handling so that memory attributes
2200         are preserved.
2201         (ix86_expand_strlen): Pass src argument to
2202         ix86_expand_strlensi_unroll_1.  Rework strlenqi_1 handling so that
2203         memory attributes are preserved.
2204         (ix86_expand_strlensi_unroll_1): Add src argument.  Use
2205         change_address instead of gen_rtx_MEM.
2206         * config/i386/i386.md (strmov, strmov_singleop, rep_mov): New
2207         expanders.
2208         (strmovdi_rex64, strmovsi, strmovsi_rex64, strmovhi, strmovhi_rex64,
2209         strmovqi, strmovqi_rex64): Remove.
2210         (rep_mov*, strmov*): Prefix insn names with *.
2211         (strset, strset_singleop, rep_stos): New expanders.
2212         (strsetdi_rex64, strsetsi, strsetsi_rex64, strsethi, strsethi_rex64,
2213         strsetqi, strsetqi_rex64): Remove.
2214         (rep_stos*, strset*): Prefix insn names with *.
2215         (rep_stosqi_rex64): Likewise.  Fix mode of dirflag reg from DImode
2216         to SImode.
2217         (cmpstrsi): Rework cmpstrqi_1 handling so that memory attributes
2218         are preserved.
2219         (cmpstrqi_nz_1, cmpstrqi_nz_rex_1, cmpstrqi_1, cmpstrqi_rex_1):
2220         Prefix insn names with *.
2221         (cmpstrqi_nz_1, cmpstrqi_1): New expanders.
2222         (strlenqi_1, strlenqi_rex_1): Prefix insn names with *.
2223         (strlenqi_1): New expander.
2224         * config/i386/i386.h (ix86_set_move_mem_attrs): Remove prototype.
2225
2226 2004-01-29  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
2227
2228         * Makefile.in (cfghooks.o): Add TIMEVAR_H and toplev.h dependency.
2229         * basic-block.h (tidy_fallthru_edge, tidy_fallthru_edges, dump_bb,
2230         verify_flow_info): Declaration removed.
2231         * cfg.c (verify_flow_info, dump_bb): Moved to cfghooks.c.
2232         (debug_bb, debug_bb_n): Add argument to dump_bb call.
2233         * cfgcleanup.c (try_simplify_condjump, try_crossjump_to_edge,
2234         try_optimize_cfg, delete_unreachable_blocks): Use delete_basic_block
2235         instead of delete_block.
2236         * cfghooks.c: Include timevar.h and toplev.h.
2237         (cfg_hooks): Define here.
2238         (verify_flow_info, dump_bb): Moved from cfg.c.
2239         (redirect_edge_and_branch, redirect_edge_and_branch_force,
2240         split_block, split_block_after_labels, move_block_after,
2241         delete_basic_block, split_edge, create_basic_block,
2242         create_empty_bb, can_merge_blocks_p, merge_blocks,
2243         make_forwarder_block, tidy_fallthru_edge, tidy_fallthru_edges):
2244         New functions.
2245         * cfghooks.h (struct cfg_hooks): Added fields name,
2246         make_forwarder_block, tidy_fallthru_edge and
2247         move_block_after. Changed type of verify_flow_info, dump_bb,
2248         split_block fields. Renamed cfgh_split_edge and delete_block
2249         fields.
2250         (redirect_edge_and_branch, redirect_edge_and_branch_force,
2251         split_block, delete_block, split_edge, create_basic_block,
2252         can_merge_blocks_p, merge_blocks): Macros removed.
2253         (cfg_hooks): Do not export.
2254         (verify_flow_info, dump_bb, redirect_edge_and_branch,
2255         redirect_edge_and_branch_force, split_block, split_block_after_labels,
2256         move_block_after, delete_basic_block, split_edge, create_basic_block,
2257         create_empty_bb, can_merge_blocks_p, merge_blocks,
2258         make_forwarder_block, tidy_fallthru_edge, tidy_fallthru_edges):
2259         Declare.
2260         (cfg_layout_rtl_cfg_hooks): Declare.
2261         * cfgloop.c (update_latch_info, mfb_keep_just, mfb_keep_nonlatch):
2262         New functions.
2263         (canonicalize_loop_headers): Use new semantics of make_forwarder_block.
2264         (redirect_edge_with_latch_update): Removed.
2265         (make_forwarder_block): Moved to cfghooks.c, semantics changed.
2266         * cfgloopmanip.c (remove_bbs): Do not update dominators here.
2267         * cfgrtl.c (cfg_layout_split_block, rtl_split_block, rtl_dump_bb,
2268         rtl_delete_block, rtl_split_block, rtl_merge_blocks,
2269         tidy_fallthru_edge, rtl_split_edge, cfg_layout_delete_block,
2270         cfg_layout_merge_blocks, cfg_layout_split_edge): Partly moved to
2271         cfghooks.c.
2272         (rtl_create_basic_block): Coding style fix.
2273         (rtl_tidy_fallthru_edge, rtl_move_block_after,
2274         rtl_make_forwarder_block): New functions.
2275         (update_cfg_after_block_merging): Removed.
2276         (rtl_cfg_hooks, cfg_layout_rtl_cfg_hooks): Fill in new entries.
2277         * flow.c (verify_wide_reg, verify_local_live_at_start): Add argument
2278         to dump_bb.
2279         * ifcvt.c (merge_if_block, find_cond_trap, find_if_case_1,
2280         find_if_case_2): Don't update dominators.
2281         * timevar.def (TV_CFG_VERIFY): New.
2282         * loop-unswitch.c (unswitch_loop): Don't call add_to_dominance_info.
2283         * cfglayout.c (copy_bbs): Don't call add_to_dominance_info.
2284         * cfgloopmanip.c (split_loop_bb): Don't update dominators.
2285         (remove_bbs): Don't call remove_bbs.
2286         (create_preheader): Use make_forwarder_block.
2287         (mfb_keep_just, mfb_update_loops): New static functions.
2288
2289 2004-01-29  Kazu Hirata  <kazu@cs.umass.edu>
2290
2291         * config/avr/avr.h: Remove target-independent comments about
2292         target macros.
2293
2294 2004-01-28  Daniel Berlin  <dberlin@dberlin.org>
2295
2296         * timevar.c (timevar_print): Mention when checking is enabled.
2297
2298 2004-01-28  Giovanni Bajo  <giovannibajo@gcc.gnu.org>
2299
2300         * c-lex.c (c_lex): Rename to...
2301         (c_lex_with_flags): Add new parameter to get CPP flags.
2302         (c_lex): Thunk to c_lex_with_flags while keeping the old interface.
2303         * c-pragma.h (c_lex_with_flags): Declare.
2304
2305 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
2306
2307         * config/mcore/mcore.c (mcore_external_libcall): Add a
2308         comment.
2309         (mcore_return_in_memory): Likewise.
2310
2311 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
2312
2313         * config/mcore/mcore-protos.h: Remove the prototype for
2314         mcore_setup_incoming_varargs.
2315         * config/mcore/mcore.c (TARGET_ASM_EXTERNAL_LIBCALL): New.
2316         (TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
2317         (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
2318         (TARGET_PROMOTE_PROTOTYPES): Likewise.
2319         (TARGET_STRUCT_VALUE_RTX): Likewise.
2320         (TARGET_RETURN_IN_MEMORY): Likewise.
2321         (TARGET_SETUP_INCOMING_VARARGS): Likewise.
2322         (mcore_setup_incoming_varargs): Make it static.  Receive the
2323         first argument by reference.  Add argument second_time.
2324         (mcore_external_libcall): New.
2325         (mcore_return_in_memory): Likewise.
2326         * config/mcore/mcore.h (PROMOTE_FUNCTION_ARGS): New.
2327         (PROMOTE_FUNCTION_RETURN): Likewise.
2328         (STRUCT_VALUE): Likewise.
2329         (RETURN_IN_MEMORY): Likewise.
2330         (SETUP_INCOMING_VARARGS): Likewise.
2331         (PROMOTE_PROTOTYPES): Likewise.
2332         (ASM_OUTPUT_EXTERNAL_LIBCALL): Likewise.
2333
2334 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
2335
2336         * config/m32r/m32r-protos.h: Remove the prototype for
2337         m32r_setup_incoming_varargs.
2338         * config/m32r/m32r.c (TARGET_PROMOTE_PROTOTYPES): New.
2339         (TARGET_STRUCT_VALUE_RTX): Likewise.
2340         (TARGET_RETURN_IN_MEMORY): Likewise.
2341         (TARGET_SETUP_INCOMING_VARARGS): Likewise.
2342         (m32r_return_in_memory): New.
2343         (m32r_setup_incoming_varargs): Make it static.
2344         * config/m32r/m32r.h: Remove #undef of
2345         ASM_OUTPUT_EXTERNAL_LIBCALL.  Remove the commented-out
2346         definitions of PROMOTE_FUNCTION_ARGS and
2347         PROMOTE_FUNCTION_RETURN.
2348         (PROMOTE_PROTOTYPES): Remove.
2349         (RETURN_IN_MEMORY): Likewise.
2350         (STRUCT_VALUE): Likewise.
2351
2352 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
2353
2354         * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES): New.
2355         (TARGET_STRUCT_VALUE_RTX): Likewise.
2356         (m68k_struct_value_rtx): Likewise.
2357         * config/m68k/m68k.h (STRUCT_VALUE_REGNUM): Rename to
2358         STRUCT_VALUE_REGNUM.
2359         (PROMOTE_PROTOTYPES): Remove.
2360         * config/m68k/m68kelf.h (STRUCT_VALUE_REGNUM): Rename to
2361         STRUCT_VALUE_REGNUM.
2362         * config/m68k/m68kv4.h (STRUCT_VALUE_REGNUM): Likewise.
2363         * config/m68k/netbsd-elf.h (STRUCT_VALUE_REGNUM): Likewise.
2364
2365 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
2366
2367         * config/stormy16/stormy16.c
2368         (TARGET_BUILD_BUILTIN_VA_LIST_TYPE): Rename to
2369         TARGET_BUILD_BUILTIN_VA_LIST.
2370
2371 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
2372
2373         * config/v850/v850.c (TARGET_PROMOTE_PROTOTYPES): New.
2374         (TARGET_STRUCT_VALUE_RTX): Likewise.
2375         (TARGET_RETURN_IN_MEMORY): Likewise.
2376         (TARGET_SETUP_INCOMING_VARARGS): Likewise.
2377         (v850_return_in_memory): Likewise.
2378         (v850_setup_incoming_varargs): Likewise.
2379         * config/v850/v850.h (PROMOTE_PROTOTYPES): Remove.
2380         (SETUP_INCOMING_VARARGS): Likewise.
2381         (RETURN_IN_MEMORY): Likewise.
2382         (STRUCT_VALUE): Likewise.
2383
2384 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
2385
2386         * config/fr30/fr30.c (TARGET_PROMOTE_PROTOTYPES): New.
2387         (fr30_setup_incoming_varargs): Don't use
2388         STRICT_ARGUMENT_NAMING.
2389         * config/fr30/fr30.h (PROMOTE_PROTOTYPES): Remove.
2390         (STRICT_ARGUMENT_NAMING): Likewise.
2391
2392 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
2393
2394         * config/frv/frv-protos.h: Remove the prototype for
2395         frv_expand_builtin_saveregs.
2396         * config/frv/frv.c (TARGET_STRUCT_VALUE_RTX): Likewise.
2397         (TARGET_EXPAND_BUILTIN_SAVEREGS): Likewise.
2398         (frv_stack_info): Use FRV_STRUCT_VALUE_REGNUM instead of
2399         STRUCT_VALUE_REGNUM.
2400         (frv_expand_builtin_saveregs): Make it static.
2401         (frv_struct_value_rtx): New.
2402         * config/frv/frv.h (EXPAND_BUILTIN_SAVEREGS): Remove.
2403
2404 2004-01-29  Jan Hubicka  <jh@suse.cz>
2405
2406         PR c++/12850
2407         * cgraph.c (cgraph_remove_node): Clear out saved/insns/arguments and
2408         initial pointers.
2409         * cgraphunit.c (cgraph_finalize_function): Clear out DECL_SAVED_INSNS
2410         for functions that will be only inlined.
2411         (cgraph_mark_function_to_output): Likewise.
2412         (cgraph_expand_function): Sanity check that DECL_DEFER_OUTPUT is clear;
2413         do not clear function body.
2414         * tree-optimize.c (clear_decl_rtl): Use decl_function_context.
2415         (tree_rest_of_compilation): Reorganize the logic releasing function
2416         body to use callgraph datastructure.
2417
2418 2004-01-28  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
2419
2420         * pa.md: Change predicate of a peephole2 pattern from reg_or_0_operand
2421         to register_operand.
2422
2423 2004-01-28  Zack Weinberg  <zack@codesourcery.com>
2424
2425         * config/ia64/ia64.md (fetchadd_acq_si, fetchadd_acq_di)
2426         (cmpxchg_acq_si, cmpxchg_acq_di): Exchange match_dup and
2427         match_operand expressions so that all match_dups appear
2428         lexically after their corresponding match_operands.
2429
2430 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
2431
2432         * config/h8300/h8300.c (WORD_REG_USED): Use
2433         HARD_FRAME_POINTER_REGNUM instead of FRAME_POINTER_REGNUM.
2434         (compute_saved_regs): Likewise.
2435         (h8300_expand_prologue): Likewise.  Allocate locals after
2436         saving registers.
2437         (h8300_expand_epilogue): Use HARD_FRAME_POINTER_REGNUM instead
2438         of FRAME_POINTER_REGNUM.  Deallocate locals before saving
2439         registers.
2440         (h8300_initial_elimination_offset): Adjust for the new frame
2441         layout, which swaps flips the order of locals and saved
2442         registers.
2443         * config/h8300/h8300.h (FIRST_PSEUDO_REGISTER): Change to 12.
2444         (HARD_FRAME_POINTER_REGNUM): New.
2445         (ELIMINABLE_REGS): Add an elimination rule from
2446         FRAME_POINTER_REGNUM to HARD_FRAME_POINTER_REGNUM.
2447         (REGISTER_NAMES): Add fp.
2448         * config/h8300/h8300.md (FP_REG): Change to 11.
2449         (HFP_REG): New.
2450
2451 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
2452
2453         * genrecog.c (write_node): Remove a useless local variable.
2454
2455 2004-01-28  Ian Lance Taylor  <ian@wasabisystems.com>
2456
2457         * Makefile.in (options.c options.h): Use stamp file s-options to
2458         avoid unnecessary rebuilds.
2459         (options.o): New target listing dependencies.
2460         (gtyp-gen.h): Use stamp file s-gtyp-gen.
2461         (STAGESTUFF): Add s-gtyp-gen.
2462
2463 2004-01-28  Richard Henderson  <rth@redhat.com>
2464
2465         * ggc.h (ggc_free): Declare.
2466         * ggc-common.c (ggc_realloc): Use it.
2467         * ggc-page.c: Remove lots of inline markers.
2468         (globals): Add free_object_list.
2469         (ggc_alloc): Tidy.
2470         (ggc_free, validate_free_objects): New.
2471         (poison_pages): Provide default.
2472         (ggc_collect): Call validate_free_objects; emit markers to
2473         the debug file.
2474
2475 2004-01-28  Zack Weinberg  <zack@codesourcery.com>
2476             Jim Wilson  <wilson@specifixinc.com>
2477
2478         * config/ia64/ia64.c (ia64_split_tmode, ia64_split_tmode_move):
2479         Rewrite to use POST_INC/POST_DEC/POST_MODIFY instead of a
2480         scratch pointer.
2481         (ia64_secondary_reload_class): Delete case GR_REGS.
2482         * config/ia64/ia64.md (movti, *movti_internal, movtf, *movtf_internal):
2483         Do not allocate a scratch register.
2484         (reload_inti, reload_outti, reload_intf, reload_outtf): Delete.
2485
2486 2004-01-28  Jan Hubicka  <jh@suse.cz>
2487
2488         * gcse.c (bypass_block): Prevent edges to be unified when we are
2489         about to emit compenstation code.
2490
2491 2004-01-28  Nick Clifton  <nickc@redhat.com>
2492
2493         * config/arm/arm.c (arm_expand_builtin): Force second argument of
2494         the setcwx insn into a register.
2495
2496 2004-01-28  Richard Sandiford  <rsandifo@redhat.com>
2497
2498         * config/fp-bit.c (pack_d): When using paired doubles to implement
2499         a long double, round the high part separately.
2500         (unpack_d): Fix the case in which the high part is a power of two
2501         and the low part is a nonzero value of the opposite sign.
2502
2503 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
2504
2505         * config/c4x/c4x.c (TARGET_ASM_EXTERNAL_LIBCALL): New.
2506         (TARGET_STRUCT_VALUE_RTX): Likewise.
2507         (c4x_external_libcall): Likewise.
2508         (c4x_struct_value_rtx): Likewise.
2509         * config/c4x/c4x.h: Remove.
2510         (STRUCT_VALUE_REGNUM): Likewise.
2511         (ASM_OUTPUT_EXTERNAL_LIBCALL): Likewise.
2512
2513 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
2514
2515         * config/i386/i386.c (TARGET_PROMOTE_PROTOTYPES): New.
2516         (TARGET_STRUCT_VALUE_RTX): Likewise.
2517         * config/i386/i386.h (STRUCT_VALUE_INCOMING): Remove.
2518         (STRUCT_VALUE): Likewise.
2519         (PROMOTE_PROTOTYPES): Likewise.
2520
2521 2004-01-27  Roger Sayle  <roger@eyesopen.com>
2522
2523         * config/pa/pa.c (emit_move_sequence): Check that operand1 is a
2524         CONST_INT before using INTVAL.
2525
2526 2004-01-27  Ulrich Weigand  <uweigand@de.ibm.com>
2527
2528         * config/s390/s390.h (TARGET_DEFAULT): Default to !TARGET_BACKCHAIN.
2529         * config/s390/s390.c (s390_return_addr_rtx): Fail for all but current
2530         frame if !TARGET_BACKCHAIN.
2531         * config/s390/s390.md ("allocate_stack"): Use pattern only if
2532         TARGET_BACKCHAIN.
2533         * doc/invoke.texi (-mbackchain/-mno-backchain): Document new default.
2534
2535 2004-01-27  Zack Weinberg  <zack@codesourcery.com>
2536
2537         * ia64.c (ia64_function_arg): When placing HFAs in integer
2538         registers, do not special case the mode used for complex
2539         types.  Do not advance int_regs until the current register
2540         is full.
2541
2542 2004-01-27  Richard Sandiford  <rsandifo@redhat.com>
2543
2544         PR target/7297
2545         * except.c (init_eh): Use a 5-word __jbuf for __builtin_setjmp().
2546
2547 2004-01-27  David Edelsohn  <edelsohn@gnu.org>
2548
2549         * config/rs6000/rs6000.c (rs6000_emit_move): #if 0 splitting
2550         slow, unaligned loads and stores while debugging.  Fix formatting.
2551
2552 2004-01-27  David Edelsohn  <edelsohn@gnu.org>
2553
2554         * config/rs6000/rs6000.md (save_stack_nonlocal): Use Pmode instead
2555         of computing wmode.
2556         (restore_stack_nonlocal): Same.
2557
2558 2004-01-27  Devang Patel <dpatel@apple.com>
2559
2560         * Makefile.in (dwarf2out.o): Depend on input.h
2561         * dbxout.c (dbx_debug_hooks): Add new empty hook for
2562         imported_module_or_decl.
2563         (xcoff_debug_hooks): Same.
2564         * sdbout.c (sdb_debug_hooks): Same.
2565         * vmsdbgout.c (vmsdbg_debug_hooks): Same.
2566         * debug.c (do_nothing_debug_hooks): Same.
2567         (debug_nothing_tree_tree): New function.
2568         * debug.h (gcc_debug_hooks): New hook, imported_module_or_decl.
2569         * dwarf2out.c: Include input.h.
2570         (dwarf2_debug_hooks): Add new hook for imported_module_or_decl.
2571         (remove_child_TAG): New function.
2572         (dwarf_tag_name): Handle DW_TAG_imported_module.
2573         (gen_subprogram_die): Equate decl number to declaration die. Do not
2574         remove all children dies while reusing declaration die for definition.
2575         Instead, selectively remove only formal parameters.
2576         (gen_variable_die): Equate variable decl to declaration die.
2577         (gen_field_die): Equate field decl to line number.
2578         (force_namespace_die): Replace it with ...
2579         (force_decl_die): ... this.
2580         (force_type_die): New function.
2581         (setup_namespace_context): Replace use of force_namespace_die() with
2582         force_decl_die().
2583         (gen_namespace_die): Same.
2584         (dwarf2out_imported_module_or_decl): New function.
2585
2586 2004-01-27  Bob Wilson  <bob.wilson@acm.org>
2587
2588         * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Remove SUBREG
2589         on CQImode and CHImode incoming arguments in register a7.
2590         (function_arg): Wrap BLKmode argument in register a7 in a PARALLEL.
2591         * config/xtensa/xtensa.h (BLOCK_REG_PADDING): Define.
2592         * config/xtensa/xtensa.md (movdi, movdf): Only call force_reg or
2593         xtensa_copy_incoming_a7 before reload.
2594
2595 2004-01-27  J"orn Rennecke <joern.rennecke@superh.com>
2596
2597         * coverage.c (get_coverage_counts): Give a different message
2598         if flag_guess_branch_prob is set.
2599         * predict.c (counts_to_freqs): Return an int.
2600         (estimate_bb_frequencies): If counts_to_freqs returns zero,
2601         calculate estimates.
2602
2603 2004-01-27  Kazu Hirata  <kazu@cs.umass.edu>
2604
2605         * config/iq2000/iq2000-protos.h: Remove the prototype for
2606         iq2000_setup_incoming_varargs.
2607         * config/iq2000/iq2000.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
2608         (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
2609         (TARGET_PROMOTE_PROTOTYPES): Likewise.
2610         (TARGET_STRUCT_VALUE_RTX): Likewise.
2611         (TARGET_RETURN_IN_MEMORY): Likewise.
2612         (TARGET_SETUP_INCOMING_VARARGS): Likewise.
2613         (TARGET_STRICT_ARGUMENT_NAMING): Likewise.
2614         (iq2000_return_in_memory): Likewise.
2615         (iq2000_setup_incoming_varargs): Make it static.  Receive the
2616         first argument by reference.
2617         * config/iq2000/iq2000.h (PROMOTE_FUNCTION_ARGS): Remove.
2618         (PROMOTE_FUNCTION_RETURN): Likewise.
2619         (PROMOTE_PROTOTYPES): Likewise.
2620         (RETURN_IN_MEMORY): Likewise.
2621         (STRUCT_VALUE): Likewise.
2622         (SETUP_INCOMING_VARARGS): Likewise.
2623         (STRICT_ARGUMENT_NAMING): Likewise.
2624
2625 2004-01-24  James A. Morrison  <ja2morri@uwaterloo.ca>
2626
2627         * fixinc/fixinc.c (test_test): Initialize res.
2628         (start_flexer): Initialize pz_cmd_save.
2629
2630 2004-01-27  Zack Weinberg  <zack@codesourcery.com>
2631
2632         * doc/rtl.texi (Arithmetic): Rewrite entries for PLUS,
2633         SS_PLUS, US_PLUS, LO_SUM, MINUS, SS_MINUS, US_MINUS.
2634
2635 2004-01-27  Zack Weinberg  <zack@codesourcery.com>
2636
2637         PR 7198
2638         * config/ia64/ia64.md (*nmaddsf4, *nmadddf4, *nmadddf4_alts)
2639         (*nmadddf4_trunc, *nmaddxf4, *nmaddxf4_truncsf, *nmaddxf4_truncdf)
2640         (*nmaddxf4_alts, *nmaddxf4_truncdf_alts):
2641         Rewrite pattern as (minus (op 3) (mult (op 1) (op 2))).
2642         Possibly rename pattern for consistency.
2643         Remove ??? comments suggesting that this be done.
2644         (*nmaddsf4_alts, *nmadddf4_truncsf_alts, *nmaddxf4_truncsf_alts):
2645         New patterns.
2646         (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr)
2647         (divsf3_internal_lat, divsf3_internal_thr, sqrtsf2_internal_thr)
2648         (divdf3_internal_lat, divdf3_internal_thr, sqrtdf2_internal_thr)
2649         (divxf3_internal_lat, divxf3_internal_thr, sqrtxf2_internal_thr):
2650         Update to match.
2651
2652 2004-01-27  Ian Lance Taylor  <ian@wasabisystems.com>
2653
2654         * config/arm/arm.c (output_return_instruction): Only restore IP
2655         into SP if frame_pointer_needed.
2656
2657 2004-01-27  Eric Botcazou  <ebotcazou@libertysurf.fr>
2658
2659         * config/sparc/sparc.c (function_arg_pass_by_reference): Return 1
2660         for SCmode and DCmode if ARCH32.
2661         (sparc_va_arg): Handle SCmode and DCmode by reference if ARCH32.
2662         * config/sparc/sparc.h (RETURN_IN_MEMORY): Return 0 for TCmode
2663         if ARCH32.
2664         (BASE_RETURN_VALUE_REG): Return 32 for all FP modes except TFmode
2665         if ARCH32.
2666         (BASE_OUTGOING_VALUE_REG): Likewise.
2667
2668 2004-01-27  Eric Botcazou  <ebotcazou@libertysurf.fr>
2669
2670         PR target/10904
2671         PR target/13058
2672         * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): New.
2673         Forbid mode changes from SImode for lower FP regs if ARCH64.
2674
2675 2004-01-27  J"orn Rennecke <joern.rennecke@superh.com>
2676
2677         * Makefile.in (bt-load.o): Depend on except.h.
2678         * bt-load.c (except.h): #include.
2679         (compute_defs_uses_and_gen): If insn at end of BB can throw
2680         within this function, consider registers used by it unavailable for
2681         btr migration.
2682         (move_btr_def): If insn at end of BB can throw, insert before rather
2683         than after.
2684
2685         * flags.h (flag_btr_bb_exclusive): Declare.
2686         * toplev.c (flag_btr_bb_exclusive): New variable.
2687         (f_options): Add btr-bb-exclusive.
2688         * bt-load.c (augment_live_range): Restore old behaviour if
2689         flag_btr_bb_exclusive is set.
2690         * common.opt: Add entry for -fbtr-bb-exclusive.
2691         * opts.c (common_handle_options): Same.
2692         * doc/invoke.texi: Document -fbtr-bb-exclusive.
2693
2694         * bt-load.c (btrs_live_at_end): New variable.
2695         (compute_defs_uses_and_gen): Compute its pointed-to array.
2696         (clear_btr_from_live_range, add_btr_to_live_range): Update it.
2697         (augment_live_range): When augmenting with a new dominator,
2698         use only its btrs_live_at_end set, but also add in the full set
2699         of the old dominator.
2700         (btr_def_live_range): Use btrs_live_at_end.
2701         (move_btr_def): Set other_btr_uses_before_def, and move new set
2702         to the end of the basic block, if appropriate.
2703         (migrate_btr_defs): Allocate and free btrs_live_at_end.
2704
2705         * bt-load.c (basic_block_freq): Remove outdated comment.
2706
2707 2004-01-27  Alan Modra  <amodra@bigpond.net.au>
2708
2709         * config/rs6000/rs6000.h: Correct target_flags free bits comment.
2710         (PREDICATE_CODES): Remove duplicate.
2711         * config/rs6000/linux64.h (CPP_SYSV_SPEC): Don't define.
2712         (SUBSUBTARGET_OVERRIDE_OPTIONS): Disallow 32 bit TARGET_PROFILE_KERNEL.
2713         (MASK_PROFILE_KERNEL): Adjust define.
2714
2715 2004-01-27  Jakub Jelinek  <jakub@redhat.com>
2716
2717         * config/i386/i386.c (ix86_constant_alignment): Decrease alignment
2718         of long string literals from 32 bytes to sizeof (void *) when !-Os
2719         and to 1 with -Os.
2720
2721 2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
2722
2723         * config/h8300/h8300.c (h8300_tiny_constant_address_p): Accept
2724         constant addresses in the normal mode.
2725
2726 2004-01-26  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
2727
2728         * system.h (CHAR_BITFIELD): Delete.
2729         (BOOL_BITFIELD): New.
2730         * c-decl.c (c_scope): Use BOOL_BITFIELD.
2731         * gengtype-lex.l: Recognize BOOL_BITFIELD instead of CHAR_BITFIELD.
2732
2733 2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
2734
2735         * config/arc/arc.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
2736         (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
2737         (TARGET_PROMOTE_PROTOTYPES): Likewise.
2738         (TARGET_STRUCT_VALUE_RTX): Likewise.
2739         (TARGET_RETURN_IN_MEMORY): Likewise.
2740         (arc_return_in_memory): Likewise.
2741         * config/arc/arc.h (PROMOTE_FUNCTION_ARGS): Remove.
2742         (PROMOTE_FUNCTION_RETURN): Likewise.
2743         (RETURN_IN_MEMORY): Likewise.
2744         (STRUCT_VALUE): Likewise.
2745
2746 2004-01-26  Richard Henderson  <rth@redhat.com>
2747
2748         * c-parse.in (extension): Use itype.
2749         (SAVE_EXT_FLAGS): Don't allocate a tree.
2750         (RESTORE_EXT_FLAGS): Don't read a tree.
2751
2752 2004-01-26  Jan Hubicka  <jh@suse.cz>
2753
2754         * cselib.c (discard_useless_values):  Clear out value pointer pointing
2755         to datastructure to be recycled.
2756
2757 2004-01-25  Jan Hubicka  <jh@suse.cz>
2758
2759         * genextract.c (main): Do not output the memset when not checking.
2760
2761 2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
2762
2763         * config/h8300/h8300.c (h8300_tiny_constant_address_p): Use a
2764         switch statement instead of a chain of if statements.
2765
2766 2004-01-26  Jeff Law  <law@redhat.com>
2767
2768         * doc/contrib.texi: Minor cleanup for Paolo Carlini's entry.  Add
2769         acute accents for Petur Runolfsson's entry.
2770
2771 2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
2772
2773         * config/pdp11/pdp11.c (TARGET_STRUCT_VALUE_RTX): New.
2774         (TARGET_RETURN_IN_MEMORY): Likewise.
2775         * config/pdp11/pdp11.h (STRUCT_VALUE): Remove.
2776         (RETURN_IN_MEMORY): Likewise.
2777
2778 2004-01-26  Fariborz Jahanian  <fjahanian@apple.com>
2779
2780          * config/rs6000/rs6000.c (rs6000_emit_move): split slow
2781          unaligned load/store into smaller loads and stores.
2782
2783 2004-01-26  Fariborz Jahanian  <fjahanian@apple.com>
2784
2785         * function.c (assign_parms): Do not assign
2786         long long argument to memory in prologue if
2787         is it loaded into register.
2788
2789 2004-01-26  Fariborz Jahanian  <fjahanian@apple.com>
2790
2791          PR middle-end/13779
2792          * expr.c (emit_group_load): split constant
2793          correctly into register components of PARALLEL insn.
2794
2795 2004-01-26  Fariborz Jahanian  <fjahanian@apple.com>
2796
2797         * gcc/config/rs6000/rs6000.md (save_stack_nonlocal):
2798         Use adjust_address_nv directly with appropriate mode.
2799         (restore_stack_nonlocal): Ditto.
2800
2801 2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
2802
2803         * config/xtensa/xtensa-protos.h: Remove the prototype for
2804         xtensa_builtin_saveregs.
2805         * config/xtensa/xtensa.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
2806         (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
2807         (TARGET_PROMOTE_PROTOTYPES): Likewise.
2808         (TARGET_STRUCT_VALUE_RTX): Likewise.
2809         (TARGET_RETURN_IN_MEMORY): Likewise.
2810         (TARGET_EXPAND_BUILTIN_SAVEREGS): Likewise.
2811         (xtensa_builtin_saveregs): Make it static.
2812         (xtensa_return_in_memory): New.
2813         * config/xtensa/xtensa.h (PROMOTE_FUNCTION_ARGS: Remove.
2814         (PROMOTE_FUNCTION_RETURN): Likewise.
2815         (PROMOTE_PROTOTYPES): Likewise.
2816         (STRUCT_VALUE): Likewise.
2817         (RETURN_IN_MEMORY): Likewise.
2818         (EXPAND_BUILTIN_SAVEREGS): Likewise.
2819
2820 2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
2821
2822         * config/arm/arm.c (TARGET_SETUP_INCOMING_VARARGS): New.
2823         (arm_setup_incoming_varargs): Likewise.
2824         * config/arm/arm.h (SETUP_INCOMING_VARARGS): Remove.
2825
2826 2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
2827
2828         * config/cris/cris.c (TARGET_SETUP_INCOMING_VARARGS): New.
2829         (cris_setup_incoming_varargs): Likewise.
2830         * config/cris/cris.h (SETUP_INCOMING_VARARGS): Remove.
2831
2832 2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
2833
2834         * config/ns32k/ns32k.c (TARGET_STRUCT_VALUE_RTX): New.
2835         (ns32k_struct_value_rtx): Likewise.
2836         * config/ns32k/ns32k.h (STRUCT_VALUE_REGNUM): Rename to
2837         NS32K_STRUCT_VALUE_REGNUM.
2838
2839 2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
2840
2841         * config/arm/arm.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
2842         (TARGET_PROMOTE_PROTOTYPES): Likewise.
2843         (TARGET_STRUCT_VALUE_RTX): Likewise.
2844         (arm_struct_value_rtx): Likewise.
2845         * config/arm/arm.h (PROMOTE_FUNCTION_ARGS): Remove.
2846         (STRUCT_VALUE): Likewise.
2847         (STRUCT_VALUE_REGNUM): Likewise.
2848         (PROMOTE_PROTOTYPES): Likewise.
2849
2850 2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
2851
2852         * config/ia64/ia64-protos.h: Remove the prototype for
2853         ia64_setup_incoming_varargs and ia64_return_in_memory.
2854         * config/ia64/ia64.c (TARGET_STRUCT_VALUE_RTX): New.
2855         (TARGET_RETURN_IN_MEMORY): Likewise.
2856         (TARGET_SETUP_INCOMING_VARARGS): Likewise.
2857         (TARGET_STRICT_ARGUMENT_NAMING): Likewise.
2858         (ia64_setup_incoming_varargs): Adjust the arguments to meet
2859         the requirement of TARGET_SETUP_INCOMING_VARARGS.
2860         (ia64_return_in_memory): Make it static.  Change the return
2861         type to bool from int.  Add an argument.
2862         (ia64_struct_value_rtx): New.
2863         * config/ia64/ia64.h: Remove commented-out definitions of
2864         PROMOTE_FUNCTION_ARGS, PROMOTE_FUNCTION_RETURN, and
2865         PROMOTE_PROTOTYPES.
2866         (RETURN_IN_MEMORY): Remove.
2867         (STRUCT_VALUE_REGNUM): Likewise.
2868         (STRICT_ARGUMENT_NAMING): Likewise.
2869
2870 2004-01-26  Eric Botcazou  <ebotcazou@libertysurf.fr>
2871
2872         PR target/13666
2873         * config/sparc/sparc.c (function_arg_union_value): New function.
2874         (function_arg): Use it to deal with unions.
2875         (function_value): Likewise.  Define 'regbase' only for ARCH64.
2876         Replace a conditional statement by a simpler one.
2877
2878 2004-01-26  Richard Sandiford  <rsandifo@redhat.com>
2879
2880         * config/mips/mips.c (mips16_optimize_gp): Delete.
2881         (mips_reorg): Don't call it.
2882
2883 2004-01-26  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>
2884
2885         * config/c4x/c4x.md (addqi3_noclobber): Move up pecking order.
2886         (floatunsqihf2): Remove operand 6.
2887         (fixhfqi_set, fix_trunchfqi2, fixuns_trunchfqi2): Group with other
2888         fix patterns.
2889         (ldi_conditional, ldf_conditional): Validate operands.
2890
2891 2004-01-26  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>
2892
2893         * config/c4x/c4x.h (BCT_CHECK_LOOP_ITERATIONS): Remove.
2894         (HAVE_GAS_HIDDEN): Undefine as interim measure.
2895
2896 2004-01-26  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>
2897
2898         * config/c4x/c4x.c (c4x_legitimate_address_p):  Invalidate direct
2899         memory references if TARGET_EXPOSE_LDP nonzero.
2900
2901 2004-01-26  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>
2902
2903         * config/c4x/c4x.c (legitimize_operands): Truncate invalid shift counts.
2904
2905 2004-01-26  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>
2906
2907         * config/c4x/c4x.c (c4x_valid_operands): More aggressively reject
2908         invalid operand combinations.
2909
2910 2004-01-26  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>
2911
2912         * config/c4x/c4x.c (c4x_check_legit_addr): Rename to
2913         c4x_legitimate_address_p.  Fix post_modify check.
2914
2915         * config/c4x/c4x-protos.h (c4x_check_legit_addr): Adjust.
2916         * config/c4x/c4x.h (c4x_check_legit_addr): Adjust.
2917
2918 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
2919
2920         * config/pa/pa-protos.h: Remove the prototype for
2921         hppa_builtin_saveregs.  Add a prototype for
2922         pa_return_in_memory.
2923         * config/pa/pa.c (TARGET_PROMOTE_FUNCTION_RETURN): New.
2924         (TARGET_PROMOTE_PROTOTYPES): Likewise.
2925         (TARGET_STRUCT_VALUE_RTX): Likewise.
2926         (TARGET_RETURN_IN_MEMORY): Likewise.
2927         (TARGET_EXPAND_BUILTIN_SAVEREGS): Likewise.
2928         (pa_struct_value_rtx): Likewise.
2929         (pa_return_in_memory): Likewise.
2930         * config/pa/pa.h (STRUCT_VALUE_REGNUM): Rename to
2931         PA_STRUCT_VALUE_REGNUM.
2932         (INIT_CUMULATIVE_ARGS): Use pa_return_in_memory.
2933         (EXPAND_BUILTIN_SAVEREGS): Remove.
2934         (PROMOTE_PROTOTYPES): Likewise.
2935         (PROMOTE_FUNCTION_RETURN): Likewise.
2936
2937 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
2938
2939         * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): New.
2940         (TARGET_STRUCT_VALUE_RTX): Likewise.
2941         (vax_struct_value_rtx): Likewise.
2942         * config/vax/vax.h (STRUCT_VALUE_REGNUM): Rename to
2943         VAX_STRUCT_VALUE_REGNUM.
2944         (PROMOTE_PROTOTYPES): Remove.
2945
2946 2004-01-26  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>
2947
2948         * config/c4x/c4x.h (LEGITIMIZE_RELOAD_ADDRESS):  Handle symref.
2949
2950 2003-04-25  Chris Demetriou  <cgd@broadcom.com>
2951
2952         * config/mips/mips.h (ISA_HAS_HILO_INTERLOCKS): MIPS32, MIPS32r2,
2953         and MIPS64 have HI/LO interlocks.  Update comment.
2954
2955 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
2956
2957         * config/stormy16/stormy16-protos.h: Remove the prototype for
2958         xstormy16_setup_incoming_varargs.
2959         * config/stormy16/stormy16.c
2960         (xstormy16_setup_incoming_varargs): Remove.
2961         (xstormy16_return_in_memory): New.
2962         (TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
2963         (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
2964         (TARGET_PROMOTE_PROTOTYPES): Likewise.
2965         (TARGET_STRUCT_VALUE_RTX): Likewise.
2966         (TARGET_RETURN_IN_MEMORY): Likewise.
2967         * config/stormy16/stormy16.h (PROMOTE_FUNCTION_ARGS): Remove.
2968         (PROMOTE_FUNCTION_RETURN): Likewise
2969         (PROMOTE_PROTOTYPES): Likewise
2970         (RETURN_IN_MEMORY): Likewise
2971         (STRUCT_VALUE): Likewise
2972         (SETUP_INCOMING_VARARGS): Likewise
2973
2974 2004-01-25  Richard Sandiford  <rsandifo@redhat.com>
2975
2976         * config/mips/mips.c (mips_offset_within_object_p): New function.
2977         (mips_symbolic_constant_p): Use it in the SYMBOL_SMALL_DATA and
2978         SYMBOL_CONSTANT_POOL cases.  Also use it for SYMBOL_GENERAL if the
2979         ABI has 64-bit pointers and the object file only allows 32-bit symbols.
2980
2981 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
2982
2983         * config/sh/sh.h (PROMOTE_FUNCTION_ARGS): Remove.
2984         (PROMOTE_FUNCTION_RETURN): Likewise.
2985
2986 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
2987
2988         * config/mn10300/mn10300-protos.h: Remove the prototype for
2989         mn10300_builtin_saveregs.
2990         * config/mn10300/mn10300.c (TARGET_PROMOTE_PROTOTYPES): New.
2991         (TARGET_STRUCT_VALUE_RTX): Likewise.
2992         (TARGET_RETURN_IN_MEMORY): Likewise.
2993         (TARGET_EXPAND_BUILTIN_SAVEREGS): Likewise.
2994         (mn10300_return_in_memory): Likewise.
2995         (mn10300_builtin_saveregs): Make it static.
2996         * config/mn10300/mn10300.h (PROMOTE_PROTOTYPES): Remove.
2997         (RETURN_IN_MEMORY): Likewise.
2998         (STRUCT_VALUE): Likewise.
2999         (EXPAND_BUILTIN_SAVEREGS): Likewise.
3000
3001 2004-01-25  Eric Botcazou  <ebotcazou@act-europe.fr>
3002
3003         PR bootstrap/13853
3004         * cfgcleanup.c (try_optimize_cfg): Explicitly test against 0.
3005
3006 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
3007
3008         * config/h8300/lib1funcs.asm (divnorm, modnorm): Optimize by
3009         using ccr.
3010
3011 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
3012
3013         * config/i860/i860-protos.h: Remove the prototype for
3014         i860_saveregs.
3015         * config/i860/i860.c (i860_saveregs): Make it static.
3016         (i860_struct_value_rtx): New.
3017         (TARGET_STRUCT_VALUE_RTX): Likewise.
3018         (TARGET_EXPAND_BUILTIN_SAVEREGS): Likewise.
3019         * config/i860/i860.h (STRUCT_VALUE_REGNUM): Rename to
3020         I860_STRUCT_VALUE_REGNUM.
3021         (EXPAND_BUILTIN_SAVEREGS): Remove.
3022
3023 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
3024
3025         * config/m68hc11/m68hc11.c (TARGET_STRUCT_VALUE_RTX): New.
3026         (TARGET_RETURN_IN_MEMORY): Likewise.
3027         (m68hc11_struct_value_rtx): Likewise.
3028         (m68hc11_return_in_memory): Likewise.
3029         * config/m68hc11/m68hc11.h: Remove a commented-out definition
3030         of PROMOTE_PROTOTYPES.
3031         (RETURN_IN_MEMORY): Remove.
3032         (STRUCT_VALUE_REGNUM): Likewise.
3033
3034 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
3035
3036         * config/mmix/mmix-protos.h: Remove the prototype for
3037         mmix_setup_incoming_varargs.
3038         * config/mmix/mmix.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
3039         (TARGET_STRUCT_VALUE_RTX): Likewise.
3040         (TARGET_SETUP_INCOMING_VARARGS): Likewise.
3041         (mmix_setup_incoming_varargs): Make it static.
3042         (mmix_struct_value_rtx): New.
3043         * config/mmix/mmix.h (PROMOTE_FUNCTION_ARGS): Remove.
3044         Remove a commented-out definition of PROMOTE_FUNCTION_RETURN.
3045         (STRUCT_VALUE_REGNUM): Remove.
3046         (SETUP_INCOMING_VARARGS): Likewise.
3047
3048 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
3049
3050         * config/mips/mips-protos.h: Remove the prototypes for
3051         mips_setup_incoming_varargs and mips_return_in_memory.
3052         * config/mips/mips.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
3053         (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
3054         (TARGET_PROMOTE_PROTOTYPES): Likewise.
3055         (TARGET_STRUCT_VALUE_RTX): Likewise.
3056         (TARGET_RETURN_IN_MEMORY): Likewise.
3057         (TARGET_SETUP_INCOMING_VARARGS): Likewise.
3058         (TARGET_STRICT_ARGUMENT_NAMING): Likewise.
3059         (mips_setup_incoming_varargs): Match the prototype for
3060         TARGET_SETUP_INCOMING_VARARGS.
3061         (mips_return_in_memory): Make it static.  Add argument fntype.
3062         (mips_strict_argument_naming): New.
3063         * config/mips/mips.h (PROMOTE_PROTOTYPES): Remove.
3064         (PROMOTE_FUNCTION_ARGS): Likewise.
3065         (PROMOTE_FUNCTION_RETURN): Likewise.
3066         (STRUCT_VALUE): Likewise.
3067         (RETURN_IN_MEMORY): Likewise.
3068         (SETUP_INCOMING_VARARGS): Likewise.
3069         (STRICT_ARGUMENT_NAMING): Likewise.
3070
3071 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
3072
3073         * config/ip2k/ip2k.c (TARGET_STRUCT_VALUE_RTX): New.
3074         (TARGET_RETURN_IN_MEMORY): Likewise.
3075         (TARGET_SETUP_INCOMING_VARARGS): Likewise.
3076         (ip2k_return_in_memory): Likewise.
3077         (ip2k_setup_incoming_varargs): Likewise.
3078         * config/ip2k/ip2k.h (RETURN_IN_MEMORY): Remove.
3079         (STRUCT_VALUE): Likewise.
3080         (STRUCT_VALUE_INCOMING): Likewise.
3081         (SETUP_INCOMING_VARARGS): Likewise.
3082
3083 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
3084
3085         * config/avr/avr.c (TARGET_STRUCT_VALUE_RTX): New.
3086         (TARGET_RETURN_IN_MEMORY): Likewise.
3087         (TARGET_STRICT_ARGUMENT_NAMING): Likewise.
3088         (avr_return_in_memory): Remove.
3089         * config/avr/avr.h (RETURN_IN_MEMORY): Remove.
3090         (STRUCT_VALUE): Likewise.
3091         (STRUCT_VALUE_INCOMING): Likewise.
3092         (STRICT_ARGUMENT_NAMING): Likewise.
3093
3094 2004-01-25  Jan Hubicka  <jh@suse.cz>
3095
3096         * combine.c (recog_for_combine): Avoid allocating unnecesary RTX.
3097
3098 2004-01-25  Richard Sandiford  <rsandifo@redhat.com>
3099
3100         * config/mips/mips-protos.h (mips_reg_mode_ok_for_base_p): Delete.
3101         (mips_regno_mode_ok_for_base_p): Declare.
3102         * config/mips/mips.h (ARG_POINTER_REGNUM): Renumber to 77.
3103         (FRAME_POINTER_REGNUM): Renumber to 78.
3104         (FIRST_PSEUDO_REGISTER): Update comment accordingly.
3105         (BASE_REG_P, GP_REG_OR_PSEUDO_STRICT_P): Delete.
3106         (GP_REG_OR_PSEUDO_NONSTRICT_P): Delete.
3107         (REGNO_MODE_OK_FOR_BASE_P): Use mips_regno_mode_ok_for_base_p.
3108         (REG_MODE_OK_FOR_BASE_P): Likewise.
3109         * config/mips/mips.c (mips_reg_names, mips_sw_reg_names): Change
3110         entry for 77 to "$arg" and entry for 78 to "$frame".
3111         (mips_regno_to_class): Map 77 and 78 to ALL_REGS.
3112         (mips_reg_mode_ok_for_base_p): Remove.
3113         (mips_regno_mode_ok_for_base_p): New function, derived from old
3114         BASE_REG_P macro.  Don't enforce the mips16 stack pointer
3115         restrictions unless we're being strict.
3116         (mips_valid_base_register_p): Use mips_regno_mode_ok_for_base_p.
3117
3118 2004-01-24  Kazu Hirata  <kazu@cs.umass.edu>
3119
3120         * c-common.h: Fix comment typos.
3121         * c-decl.c: Likewise.
3122         * cgraphunit.c: Likewise.
3123         * combine.c: Likewise.
3124         * et-forest.c: Likewise.
3125         * flow.c: Likewise.
3126         * function.c: Likewise.
3127         * ifcvt.c: Likewise.
3128         * integrate.c: Likewise.
3129         * jump.c: Likewise.
3130         * postreload.c: Likewise.
3131         * varray.c: Likewise.
3132
3133 2004-01-24  Kazu Hirata  <kazu@cs.umass.edu>
3134
3135         * doc/frontends.texi: Update copyright.
3136         * doc/gcov.texi: Likewise.
3137         * doc/gty.texi: Likewise.
3138         * doc/sourcebuild.texi: Likewise.
3139         * doc/standards.texi: Likewise.
3140
3141 2004-01-24  Herman A.J. ten Brugge  <hermantenbrugge@home.nl>
3142
3143         PR target/12978
3144         * c4x.md: (movstrqi*) Use match_scratch instead of match_dup.
3145         Remove movstrqi_small because it conflicts with movstrqi_large.
3146
3147 2004-01-24  Kazu Hirata  <kazu@cs.umass.edu>
3148
3149         * config/cris/cris.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
3150         (TARGET_STRUCT_VALUE_RTX): Likewise.
3151         (cris_struct_value_rtx): Likewise.
3152         * config/cris/cris.h (PROMOTE_FUNCTION_ARGS): Remove.
3153         (CRIS_STACKADJ_REG): Use CRIS_STRUCT_VALUE_REGNUM instead of
3154         STRUCT_VALUE_REGNUM.
3155         (STRUCT_VALUE_REGNUM): Rename to CRIS_STRUCT_VALUE_REGNUM.
3156
3157 2004-01-24  Ian Lance Taylor  <ian@wasabisystems.com>
3158
3159         PR bootstrap/13848
3160         * cse.c (cse_cc_succs): Change the mode of the source expression
3161         as soon as decide we need a new mode.  Don't permit changing modes
3162         if we found a match in a successor block.
3163         (cse_condition_code_reg): Save original mode of source expression
3164         so that we know whether we have to change the mode in other
3165         insns.
3166
3167 2004-01-24  Jan Hubicka  <jh@suse.cz>
3168
3169         * emit-rtl.c (change_address, adjust_address_1, offset_address,
3170         widen_memory_access):  Return early when there is nothing to change.
3171
3172 2004-01-24  Jakub Jelinek  <jakub@redhat.com>
3173
3174         * simplify-rtx.c (simplify_relational_operation): Don't
3175         simplify address == constant into address + -constant == 0.
3176
3177 2004-01-24  Kazu Hirata  <kazu@cs.umass.edu>
3178
3179         * gcc.c (process_command): Don't internationalize the
3180         Copyright message.
3181         * mips-tfile.c (main): Likewise.
3182
3183 2004-01-24  Andreas Tobler  <a.tobler@schweiz.ch>
3184
3185         * cse.c: (cse_cc_succs) Fix comparison warning.
3186
3187 2004-01-24  Kazu Hirata  <kazu@cs.umass.edu>
3188
3189         * config/h8300/h8300.md: Remove extraneous USE in expanders.
3190
3191 2004-01-24  Kazu Hirata  <kazu@cs.umass.edu>
3192
3193         * config/h8300/h8300-protos.h: Provide prototypes for
3194         h8300_legitimate_constant_p and h8300_legitimate_address_p.
3195         * config/h8300/h8300.c (h8300_legitimate_constant_p): New.
3196         (h8300_rtx_ok_for_base_p): Likewise.
3197         (h8300_legitimate_address_p): Likewise.
3198         * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Use
3199         h8300_legitimate_constant_p.
3200         (RTX_OK_FOR_BASE_P): Remove.
3201         (GO_IF_LEGITIMATE_ADDRESS): Use h8300_legitimate_address_p.
3202
3203 2004-01-24  Kazu Hirata  <kazu@cs.umass.edu>
3204
3205         * config/h8300/h8300.h (REG_OK_FOR_INDEX_NONSTRICT_P): New.
3206         (REG_OK_FOR_BASE_NONSTRICT_P): Likewise.
3207         (REG_OK_FOR_INDEX_STRICT_P): Likewise.
3208         (REG_OK_FOR_BASE_STRICT_P): Likewise.
3209         (REG_OK_FOR_INDEX_STRICT_P): Use REGNO_OK_FOR_INDEX_P.
3210         (REG_OK_FOR_BASE_STRICT_P): Use REGNO_OK_FOR_BASE_P.
3211         (REG_OK_FOR_INDEX_P): Use REG_OK_FOR_INDEX_STRICT_P.
3212         (REG_OK_FOR_BASE_P): Use REG_OK_FOR_BASE_STRICT_P.
3213
3214 2004-01-24  Jan Hubicka  <jh@suse.cz>
3215
3216         * cselib.c (remove_useless_values):  Do not access discarded values.
3217
3218 2004-01-24  Joseph S. Myers  <jsm@polyomino.org.uk>
3219
3220         * c-typeck.c (build_conditional_expr): Do not allow non-lvalue
3221         arrays.
3222
3223 2004-01-23  Kazu Hirata  <kazu@cs.umass.edu>
3224
3225         * recog.c: Fix a typo in copyright.
3226
3227 2004-01-23  Andrew Pinski  <apinski@apple.com>
3228
3229         * config/rs6000/rs6000.md (call): Fix misappiled patch.
3230         (call_value): Likewise.
3231
3232 2004-01-23  Richard Henderson  <rth@redhat.com>
3233
3234         PR opt/12941
3235         * combine.c (SHIFT_COUNT_TRUNCATED): Provide default value.
3236         (simplify_comparison): Don't simplify (eq (zero_extract c 1 r) 0)
3237         if SHIFT_COUNT_TRUNCATED is set.
3238
3239 2004-01-23  Bob Wilson  <bob.wilson@acm.org>
3240
3241         * config/xtensa/xtensa.c (xtensa_va_arg): Handle complex values as
3242         separate real and imaginary parts.
3243         * config/xtensa/xtensa.h (SPLIT_COMPLEX_ARGS): Define.
3244
3245 2004-01-23  Hartmut Penner <hpenner@de.ibm.com>
3246
3247         PR target/13674
3248         * config/rs6000/rs6000.md (movdf_hardfloat64): Do not disparage
3249         loading into GPR.
3250
3251 2004-01-23  Jan Hubicka  <jh@suse.cz>
3252
3253         * emit-rtl.c (change_address_1):  Do not re-generate the RTX if nothing
3254         change.
3255
3256         * alloc-pool.c (align_four): Kill.
3257         (create_alloc_pool): Align size to eight.
3258         (free_alloc_pool, free_pool): Invalidate deallocated data.
3259
3260 2004-01-23  Ian Lance Taylor  <ian@wasabisystems.com>
3261
3262         PR gcc/1532
3263         * cse.c (cse_change_cc_mode): New static function.
3264         (cse_change_cc_mode_insns, cse_cc_succs): Likewise.
3265         (cse_condition_code_reg): New function.
3266         * rtl.h (cse_condition_code_reg): Declare.
3267         * toplev.c (rest_of_handle_cse2): Call cse_condition_code_reg.
3268         * target.h (struct gcc_target): Add fixed_condition_code_regs and
3269         cc_modes_compatible.
3270         * target-def.h (TARGET_FIXED_CONDITION_CODE_REGS): Define.
3271         (TARGET_CC_MODES_COMPATIBLE): Define.
3272         (TARGET_INITIALIZER): Add new initializers.
3273         * targhooks.c (default_cc_modes_compatible): New function.
3274         * targhooks.c (default_cc_modes_compatible): Declare.
3275         * hooks.c (hook_bool_intp_intp_false): New function.
3276         * hooks.h (hook_bool_intp_intp_false): Declare.
3277         * config/i386/i386.c (TARGET_FIXED_CONDITION_CODE_REGS): Define.
3278         (TARGET_CC_MODES_COMPATIBLE): Define.
3279         (ix86_fixed_condition_code_regs): New static function.
3280         (ix86_cc_modes_compatible): Likewise.
3281         * doc/tm.texi (Condition Code): Document new hooks.
3282
3283 2004-01-23  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
3284
3285         * fixinc/inclhack.def (bad_lval): Renamed to ...
3286         (alpha_bad_lval): ... this.
3287         Removed file list.
3288         Restrict to alpha*-dec-osf*.
3289         * fixinc/fixincl.x: Regenerate.
3290         * fixinc/tests/base/dirent.h: Remove, moving test ...
3291         * fixinc/tests/base/testing.h: ... here, reflecting new name.
3292
3293 2004-01-23  Zack Weinberg  <zack@codesourcery.com>
3294
3295         PR c/13814
3296         * c-decl.c (diagnose_mismatched_decls): Also discard a
3297         built-in if we encounter an old-style definition with the
3298         same name.
3299
3300 2004-01-23  Jakub Jelinek  <jakub@redhat.com>
3301
3302         * config.gcc (powerpc*-*): Clear $with_cpu or $with_tune if it was
3303         set to default{32,64}.
3304
3305 2004-01-21  Jakub Jelinek  <jakub@redhat.com>
3306
3307         * config/rs6000/linux64.h (MD_FALLBACK_FRAME_STATE_FOR)
3308         [!__powerpc64__]: Corrected to handle kernels with changed ucontext.
3309
3310 2004-01-23  Eric Botcazou  <ebotcazou@act-europe.fr>
3311             Olivier Hainque  <hainque@act-europe.fr>
3312
3313         * fold-const.c (fold_binary_op_with_conditional_arg): Only
3314         build a COMPOUND_EXPR if 'arg' is really a SAVE_EXPR.
3315
3316 2004-01-23  Daniel Jacobowitz  <drow@mvista.com>
3317
3318         * config/arm/arm.c (arm_legitimate_address_p): Don't check the mode
3319         size for minipool references.
3320
3321 2004-01-23  Roger Sayle  <roger@eyesopen.com>
3322
3323         * real.c (real_floor, real_ceil): Tweak to allow input and output
3324         arguments to overlap.
3325         (real_round): New function to implement round(3m) semantics.
3326         * real.h (real_round): Prototype here.
3327         * builtins.c (fold_builtin_round): New function to constant fold
3328         round, roundf and roundl.
3329         (fold_builtin): Call fold_builtin_round for BUILT_IN_ROUND{,F,L}.
3330
3331 2004-01-23  Alexandre Oliva  <aoliva@redhat.com>
3332
3333         PR optimization/13819
3334         * config/sh/sh.c (sh_reorg): Compensate for sharing of CLOBBERs
3335         introduced by 2004-01-20's Jan Hubicka's copy_insn change.
3336         (sh_handle_sp_switch_attribute): Remove warning.
3337
3338 2003-11-30  Jan Hubicka  <jh@suse.cz>
3339
3340         * i386.c (ix86_emit_restore_regs_using_mov):  Deal with large offsets.
3341
3342 2004-01-23  J"orn Rennecke <joern.rennecke@superh.com>
3343
3344         * doc/tm.texi: Insert some weasel words when LOAD_EXTEND_OP
3345         may or may not return non-NIL.
3346         * postreload.c (reload_cse_simplify_operands): In LOAD_EXTEND_OP code,
3347         check CANNOT_CHANGE_MODE_CLASS
3348
3349 2004-01-23  Jan Hubicka  <jh@suse.cz>
3350
3351         * basic-block.h (PROP_POSTRELOAD): New macro.
3352         (CLEANUP_LOG_LINKS): New.
3353         * cfgcleanup.c (cleanup_cfg): Only PROP_LOG_LINKS when asked to.
3354         * toplev.c (rest_of_handle_life):  Preserve LOG_LINKS trought cleanup_cfg.
3355
3356         * cselib.c (value_pool): New.
3357         (new_cselib_val): Use pool.
3358         (cselib_init): Initialize value_pool
3359         (cselib_finish): Free pool.
3360
3361 2004-01-23  Eric Botcazou  <ebotcazou@libertysurf.fr>
3362
3363         * config/sparc/sparc.c (scan_record_type): New function.
3364         (function_arg_slotno): Use it to determine which kinds of
3365         registers the record can be passed in.
3366
3367 2004-01-22  James A. Mmorrison  <ja2morri@uwaterloo.ca>
3368
3369         * config/pa/fptr.c: Fix old-style definition.
3370
3371 2004-01-22  Paolo Bonzini  <bonzini@gnu.org>
3372
3373         PR optimization/13724
3374         * cse.c (fold_rtx) <SUBREG>:  Fold a SUBREG to zero if it
3375         represents the zero bits produced by a ZERO_EXTEND operation.
3376
3377 2004-01-22  Roger Sayle  <roger@eyesopen.com>
3378
3379         PR optimization/13821
3380         * simplify-rtx.c (simplify_subreg): Use subreg_lowpart_offset to
3381         correctly calculate the lowpart offset of the contracted subreg.
3382
3383 2004-01-22  Ian Lance Taylor  <ian@wasabisystems.com>
3384
3385         * doc/invoke.texi (Optimize Options): Note that --param arguments
3386         are subject to change without notice.
3387
3388 2004-01-22  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
3389
3390         * config.gcc (mips-sgi-irix6*o32): Removed.
3391         * config/mips/iris6-o32-as.h: Likewise.
3392         * config/mips/iris6-o32-gas.h: Likewise.
3393         * config/mips/iris6-o32.h: Likewise.
3394
3395 2004-01-22  Jan Hubicka  <jh@suse.cz>
3396
3397         * cfgcleanup.c (first_pass): New static variable.
3398         (try_forward_edges):  Add work limiting check for threading.
3399         (try_crossjump_bb):  Add work limiting check for crossjumping.
3400         (try_optimize_cfg):  Maintain first pass variable.
3401
3402 2004-01-22  Bob Wilson  <bob.wilson@acm.org>
3403
3404         * config/xtensa/xtensa.c (function_arg): Generalize logic so that it
3405         handles complex and vector modes.
3406
3407 2004-01-22  Kazu Hirata  <kazu@cs.umass.edu>
3408
3409         * config/h8300/h8300.h (REG_OK_FOR_INDEX_P_STRICT): Remove.
3410         (REG_OK_FOR_BASE_P_STRICT): Likewise.
3411         (STRICT): Likewise.
3412
3413 2004-01-22  Daniel Jacobowitz  <drow@mvista.com>
3414
3415         * c-semantics.c (genrtl_while_stmt, genrtl_do_stmt_1)
3416         (genrtl_for_stmt): Remove emit_nop calls.
3417
3418 2004-01-22  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
3419
3420         PR target/13713
3421         PR target/13324
3422         * pa.md (movstrsi_prereload, movstrsi_postreload, movstrdi_prereload,
3423         movstrdi_postreload, clrstrsi_prereload, clrstrsi_postreload,
3424         clrstrdi_prereload, clrstrdi_postreload): Fix constraints.
3425
3426 2004-01-22  Daniel Jacobowitz  <drow@mvista.com>
3427
3428         * config/arm/arm.c: Include "debug.h".
3429         (thumb_pushpop): Take two new arguments.  Add some commentary.
3430         Output frame information when pushing.
3431         (thumb_exit, thumb_unexpanded_epilogue): Update calls to
3432         thumb_pushpop.
3433         (thumb_output_function_prologue): Likewise.  Accumulate a CFA
3434         offset, and pass it to thumb_pushpop.  Output CFI information.
3435         (thumb_expand_prologue): Add some frame-related markers and notes.
3436
3437 2004-01-22  Ulrich Weigand  <uweigand@de.ibm.com>
3438
3439         * config/s390/s390.c (s390_frame_info): Allow large frame sizes
3440         for TARGET_64BIT.
3441         (s390_arg_frame_offset): Change return type to HOST_WIDE_INT.
3442         * config/s390/s390-protos.h (s390_arg_frame_offset): Likewise.
3443
3444 2004-01-22  Roger Sayle  <roger@eyesopen.com>
3445             Paolo Bonzini  <bonzini@gnu.org>
3446
3447         * rtlanal.c (subreg_lsb_1): New function split out from subreg_lsb.
3448         (subreg_lsb): Change to call new subreg_lsb_1 helper function.
3449         * rtl.h (subreg_lsb_1): Prototype here.
3450         * simplify-rtx.c (simplify_subreg): Optimize subregs of zero and
3451         sign extensions.
3452
3453 2004-01-22  Kazu Hirata  <kazu@cs.umass.edu>
3454
3455         * doc/tm.texi (CASE_VECTOR_PC_RELATIVE): Mention that the
3456         macro need not be defined if jump-tables should contain
3457         relative addresses only when -fPIC or -fPIC is in effect.
3458
3459 2004-01-22  Jan Hubicka  <jh@suse.cz>
3460
3461         * alias.c (reg_base_value): Turn into varray.
3462         (reg_base_value_size): Kill.
3463         (old_reg_base_value): New deletable varray.
3464         (alias_invariant_size): New variable.
3465         (REG_BASE_VALUE): Update to use varray.
3466         (find_base_value): Likewise.
3467         (record_set): Likewise.
3468         (record_base_value): Likewise.
3469         (memrefs_conflict_p): Likewise.
3470         (record_set): Likewise
3471         (record_base_value): Likewise.
3472         (memrefs_conflict_p): Use alias_invariant_size.
3473         (init_alias_analysis): Use varray; set alias_invariant_size;
3474         rescale other arrays to be sized by maxreg.
3475         (end_alias_analysis): Save reg_base_value; clear alias_invariant_size.
3476
3477 2004-01-22  Eric Botcazou  <ebotcazou@libertysurf.fr>
3478
3479         * config/sparc/sparc.c (function_arg_slotno): Use
3480         FLOAT_TYPE_P to detect FP fields in structures.
3481         (function_arg_record_value_1): Likewise.
3482         (function_arg_record_value_2): Likewise.
3483
3484 2004-01-22  Jan Hubicka  <jh@suse.cz>
3485
3486         * function.c (allocate_struct_function): Do not initialize expr, emit
3487         and varasm.
3488         (prepare_function_start): Do it here.
3489         * c-parse.in (maybe_type_qual): Do not produce line number notes.
3490
3491 2004-01-22  Eric Botcazou  <ebotcazou@libertysurf.fr>
3492
3493         PR target/13559
3494         * config/sparc/sparc.c (function_arg_record_value_3): Revert
3495         to 'word_mode' once the first slot has been filled.
3496
3497 2004-01-22  Olivier Hainque  <hainque@act-europe.fr>
3498
3499         * config/sparc/sparc.c (function_arg_record_value_1): Fix
3500         computation of the number of integer registers required.
3501
3502 2004-01-21  Kazu Hirata  <kazu@cs.umass.edu>
3503
3504         * config/i386/i386.md: Simplify certain comparisons of
3505         const_int.
3506
3507 2004-01-21  Andrew Pinski  <apinski@apple.com>
3508
3509         PR target/13785
3510         * config/rs6000/rs6000.md (call_value): Force operand
3511         1 not operand 0 into a register.
3512
3513 2004-01-21  Kazu Hirata  <kazu@cs.umass.edu>
3514
3515         * cpperror.c, cpptrad.c, longlong.h, params.def, rtl.def,
3516         unwind-dw2-fde.h: Update copyright.
3517
3518 2004-01-21  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
3519
3520         * pa-protos.h: Update copyright.
3521         * pa.h: Likewise.
3522         * pa.md: Likewise.
3523
3524 2004-01-21  Caroline Tice  <ctice@apple.com>
3525
3526         PR target/12308
3527         * config/i386/i386.md (fix_truncxfdi2): Add clause to clobber
3528         flags register.
3529         (fix_truncdfdi2): Likewise.
3530         (fix_truncsfdi2): Likewise.
3531         (*fix_truncdi_1): Likewise.
3532         (fix_truncxfsi2): Likewise.
3533         (fix_truncdfsi2): Likewise.
3534         (fix_truncsfsi2): Likewise.
3535         (*fix_truncsi_1): Likewise.
3536         (fix_truncxfhi2): Likewise.
3537         (fix_truncdfhi2): Likewise.
3538         (fix_truncsfhi2): Likewise.
3539         (*fix_trunchi_1): Likewise.
3540
3541 2004-01-21  Kazu Hirata  <kazu@cs.umass.edu>
3542
3543         * alias.c, basic-block.h, c-common.c, c-common.h,
3544         c-cppbuiltin.c, c-opts.c, c-pragma.c, c-pretty-print.c,
3545         calls.c, cfg.c, cfgcleanup.c, cfgrtl.c, cgraph.h, collect2.c,
3546         combine.c, cppcharset.c, cpphash.h, cppinit.c, cpplib.c,
3547         cpplib.h, cppmacro.c, crtstuff.c, cselib.c, cselib.h,
3548         defaults.h, df.c, dominance.c, et-forest.c, expmed.c, expr.c,
3549         expr.h, fix-header.c, function.h, gcc.c, gcse.c, genattrtab.c,
3550         genautomata.c, genconditions.c, genemit.c, genflags.c,
3551         gengtype.c, gengtype.h, genopinit.c, genrecog.c, gensupport.c,
3552         ggc-zone.c, graph.c, haifa-sched.c, input.h, integrate.c,
3553         langhooks-def.h, langhooks.c, langhooks.h, line-map.c,
3554         line-map.h, local-alloc.c, optabs.c, optabs.h, postreload.c,
3555         ra.h, recog.c, reg-stack.c, regmove.c, reload.c, reorg.c,
3556         rtl.c, sched-deps.c, sched-ebb.c, sdbout.c, system.h,
3557         target.h, targhooks.c, toplev.h, tree-inline.c, unwind-pe.h,
3558         unwind.h, varray.c, varray.h: Update copyright.
3559
3560 2004-01-21  Kazu Hirata  <kazu@cs.umass.edu>
3561
3562         * config/h8300/coff.h: Update copyright.
3563         * config/h8300/elf.h: Likewise.
3564         * config/h8300/h8300-protos.h: Likewise.
3565         * config/h8300/h8300.c: Likewise.
3566         * config/h8300/h8300.h: Likewise.
3567         * config/h8300/h8300.md: Likewise.
3568
3569 2004-01-21  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
3570
3571         * fixinc/inclhack.def (hpux10_stdio_declarations, ultrix_const3,
3572         ultrix_locale, ultrix_stdlib, ultrix_strings, ultrix_sys_time,
3573         ultrix_unistd): New hacks.
3574         * fixinc/tests/base/stdio.h (HPUX10_STDIO_DECLARATIONS_CHECK,
3575         ULTRIX_CONST2_CHECK): Add checks.
3576         * fixinc/tests/base/stdlib.h (ULTRIX_STDLIB_CHECK): Likewise.
3577         * fixinc/tests/base/strings.h (ULTRIX_STRINGS2_CHECK): Likewise.
3578         * fixinc/tests/base/unistd.h (ULTRIX_UNISTD_CHECK): Likewise.
3579         * fixinc/tests/base/sys/time.h (ULTRIX_SYS_TIME_CHECK): Likewise.
3580         * fixinc/tests/base/locale.h: New file.
3581         * fixinc/fixincl.x: Rebuilt.
3582
3583 2004-01-21  Andreas Jaeger  <aj@suse.de>
3584             Michael Matz  <matz@suse.de>
3585
3586         * doc/extend.texi (Extended Asm): Clarify memory clobber.
3587
3588 2004-01-21  Jakub Jelinek  <jakub@redhat.com>
3589
3590         * crtstuff.c (frame_dummy, __do_global_ctors_1): Call
3591         _Jv_RegisterClasses through a function pointer.
3592
3593 2004-01-21  Falk Hueffner  <falk@debian.org>
3594
3595         PR target/12898
3596         * config/alpha/alpha.c (alpha_emit_set_const_1): If
3597         no_new_pseudos, use gen_rtx_SET directly for SImode constants
3598         which need multiple instructions to emit.
3599
3600 2004-01-21  Inaoka Kazuhiro  <inaoka.kazuhiro@renesas.com>
3601
3602         * config/m32r/m32r.h (CPP_SPEC): Define.
3603
3604 2004-01-21  Zack Weinberg  <zack@codesourcery.com>
3605
3606         * c-decl.c (merge_decls): Kill different_binding_level and
3607         different_tu arguments; simplify throughout.
3608         (duplicate_decls): Likewise.
3609         (pushdecl, merge_translation_unit_decls): Update calls to
3610         duplicate_decls.
3611
3612 2004-01-20  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
3613
3614         * Makefile.in (pretty-print.o): Depend on $(CONFIG_H) and
3615         $(SYSTEM_H).
3616         (print-rtl1.o): Depend on $(SYSTEM_H).
3617
3618 2004-01-20  Kelley Cook  <kcook@gcc.gnu.org>
3619
3620         PR bootstrap/12730
3621         * configure.ac: Delete definition and subsitution of docdir.
3622         Add info, man, srcman and srcinfo to target hooks. Create doc/
3623         directory.
3624         * configure: Regenerate.
3625         * Makefile.in: Don't substitute docdir and delete all references
3626         throughout.
3627         (MAKEINFOFLAGS): Define.
3628         (stmp-docobjdir): Delete.
3629         (INFOFILES, MANFILES): Define.
3630         (info): Call lang.info, srcinfo and lang.srcinfo.
3631         (generated-manpages): Call lang.man, srcman and lang.srcman.
3632         (srcinfo, srcman): New rules to copy back files to source directory.
3633         (doc/%.info, doc/%.dvi, doc/%.1, doc/%.7): New implict rule.
3634         (install-man): Revamp rule.
3635         (clean): Update dvi directory.
3636         (distclean): Delete TAGS from front end directorys.
3637         (maintainer-clean): Delete all document files in source directory.
3638
3639         objc/Make-lang.in (objc.man, objc.info): Dummy entries.
3640         (objc.srcman, objc.srcinfo): Likewise.
3641
3642 2004-01-20  Bruce Korb  <bkorb@gnu.org>
3643
3644         * fixinc/inclhack.def(math_exception): bypass only for glibc.
3645         (matherr_decl): rename & relocate as exception_structure.
3646         This fix must precede the math_exception fix.
3647
3648 2004-01-20  Roger Sayle  <roger@eyesopen.com>
3649
3650         * fold-const.c (fold_convert): Rename to fold_convert_const.
3651         (fold_convert_const): Change arguments to take a tree_code,
3652         a type and the operand/expression to be converted.  Return
3653         NULL_TREE if no simplification is possible.  Add support for
3654         FIX_CEIL_EXPR and FIX_FLOOR_EXPR in addition to FIX_TRUNC_EXPR.
3655         (fold): Handle FIX_CEIL_EXPR and FIX_FLOOR_EXPR.
3656         Adjust call to fold_convert to match new fold_convert_const.
3657         Avoid modifying the tree passed to fold in-place.
3658
3659 2004-01-21  Alan Modra  <amodra@bigpond.net.au>
3660
3661         * config/rs6000/sysv4.h (DWARF2_FRAME_REG_OUT): Define.
3662         * dwarf2out.c (output_cfi): Map regs using DWARF2_FRAME_REG_OUT.
3663         * doc/tm.texi (DWARF_FRAME_REGNUM, DWARF2_FRAME_REG_OUT): Document.
3664
3665 2004-01-20  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
3666
3667         * pa-protos.h (compute_frame_size): Use HOST_WIDE_INT for frame sizes.
3668         * pa.c (store_reg, store_reg_modify, load_reg, set_reg_plus_d):
3669         Likewise.  Handle frames larger than 0x7fffffff on 64-bit ports.
3670         (emit_move_sequence): Check scratch_reg first in various if statements.
3671         Extend source simplification to handle all 64-bit CONST_INTs.
3672         (pa_output_function_prologue): Use HOST_WIDE_INT_PRINT_DEC for printing
3673         frame size.
3674         (hppa_expand_prologue, hppa_expand_epilogue): Use HOST_WIDE_INT for
3675         frame offset calculations.
3676         * pa.h (NEW_HP_ASSEMBLER): Add comment.
3677         (MAX_LEGIT_64BIT_CONST_INT, MIN_LEGIT_64BIT_CONST_INT,
3678         LEGITIMATE_64BIT_CONST_INT_P): Define.
3679         (LEGITIMATE_CONSTANT_P): Use LEGITIMATE_64BIT_CONST_INT_P.  Treat
3680         any CONST_INT as legitimate during and after reload.
3681         (VAL_32_BITS_P, INT_32_BITS): Define.
3682         (LEGITIMIZE_RELOAD_ADDRESS): Handle large frame offsets.
3683
3684 2004-01-20  Jan Hubicka  <jh@suse.cz>
3685
3686         * emit-rtl.c (verify_rtx_sharing, copy_insn_1,
3687         emit_copy_of_insn_after, emit_copy_of_insn_after): Clobbers
3688         containing hard regs are shared.
3689         (gen_hard_reg_clobber): New function.
3690         (hard_reg_clobbers): New array.
3691         * genemit.c (gen_exp): Use gen_hard_reg_clobber.
3692         (copy_rtx): Do not copy clobbers containing hard regs.
3693         * rtl.h (gen_hard_reg_clobber): Declare.
3694
3695 2004-01-20  Jan Hubicka  <jh@suse.cz>
3696
3697         * varray.c:  Include hashtab.h
3698         (varray_descriptor): New structure.
3699         (hash_descriptor, eq_descriptor, varray_descriptor,
3700         print_statistics): New static functions
3701         (varray_init, varray_grow): Update statistics
3702         (dump_varray_statistics): New function.
3703         * varray.h (dump_varray_statistics): Declare.
3704         * toplev.c (finalize): Call it.
3705         * Makefile.in (varray.o): Add dependency.
3706
3707 2004-01-20  Jan Hubicka  <jh@suse.cz>
3708
3709         * cselib.c: Include alloc-pool.h
3710         (empty_vals, empty_elt_lists, empty_elt_loc_lists): Kill.
3711         (elt_loc_list_pool, elt_list_pool, cselib_val_pool): Declare.
3712         (new_elt_list, new_elt_loc_list, unchain_one_elt_list,
3713         unchain_one_elt_loc_list_pool, unchain_one_value,
3714         new_cselib_val): Simplify using allocpool.
3715         (cselib_init): Initialize allocpools.
3716         (cselib_finish): Finish allocpools.
3717         * Makefile.in (cselib.o): Depend on alloc-pool.h
3718
3719 2004-01-20  Richard Sandiford  <rsandifo@redhat.com>
3720
3721         * config/mips/mips.c (mips_load_call_address): Make the call insn
3722         use $gp if it could be calling a lazy binding stub.
3723
3724 2004-01-20  Kazu Hirata  <kazu@cs.umass.edu>
3725
3726         * config/s390/s390.c (TARGET_PROMOTE_FUNCTION_ARGS): Define.
3727         (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
3728         (TARGET_STRUCT_VALUE_RTX): Likewise.
3729         * config/s390/s390.h (PROMOTE_FUNCTION_ARGS): Remove.
3730         (PROMOTE_FUNCTION_RETURN): Remove.
3731         (STRUCT_VALUE): Remove.
3732
3733 2004-01-20  Denis Chertykov  <denisc@overta.ru>
3734
3735         PR bootstrap/13735
3736         * config/avr/avr.h (BASE_REG_CLASS): Don't permit to use X
3737         register as pointer after reload.
3738
3739 2004-01-20  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
3740
3741         PR optimization/12440
3742         * loop.c: Include ggc.h.
3743         (loop_optimize): Run garbage collector between optimization of loops.
3744         * Makefile.in (loop.o): Add GGC_H dependency.
3745
3746 2004-01-20  Hartmut Penner  <hpenner@de.ibm.com>
3747
3748         * gcc/config/rs6000/rs6000.c (function_arg) Handle
3749         vector register special in function without prototype.
3750         (function_arg_advance): Vector parameters get always
3751         GPRs allocated for the linux64 target.
3752
3753 2004-01-20  Kazuhiro Inaoka  <inaoka.kazuhiro@renesas.com>
3754
3755         * config/m32r/m32r.h (TARGET_M32R2). Test for TARGET_M32R2_MASK
3756         not TARGET_M32RX_MASK.
3757
3758 2004-01-20  Eric Botcazou  <ebotcazou@libertysurf.fr>
3759
3760         PR target/13557
3761         * config/sparc/sparc.c (function_arg): Reorder the cases.
3762
3763 2004-01-19  Per Bothner  <per@bothner.com>
3764
3765         Move cpp_reader's line_maps field to a shared global.
3766         * cpphash.h (cpp_reader):  Rename line_maps field to line_table
3767         and change the type to a pointer rather than a struct.
3768         * cppinit.c (cpp_push_main_field):  Adjust accordingly.
3769         * cpplib.c (do_include_common, _cpp_do_file_change, cpp_get_callbacks):
3770         Likewise.
3771         * cppfiles.c (validate_pch):  Likewise.
3772         * cppmacro.c (_cpp_warn_if_unused_macro, _cpp_builtin_macro_text):
3773         Likewise.
3774         * cpperror.c (print_location):  Likewise.
3775         * cpplib.h (cpp_create_reader):  New line_maps pointer parameter.
3776         * cppinit.c (cpp_create_reader):  Handle new parameter.
3777         (cpp_destroy):  Don't free line_maps - that's no longer our job.
3778         * input.h (line_table):  New variable.
3779         * toplev.c (line_table):  Declare variable.
3780         (general_init):  Initialize line_table.
3781         * c-opts.c (c_common_init_options):  Pass line_table to
3782         cpp_create_reader.
3783         * fix-header.c (read_scan_file):  New local variable line_table.
3784         Initialize, and pass it to cpp_create_reader.
3785         * Makefile.in (LIBS, LIBDEPS):  Add libcpp.a.
3786         (C_AND_OBJC_OBJS, fix-header):  Remove redundant libcpp.a.
3787
3788 2004-01-19  Per Bothner  <per@bothner.com>
3789
3790         Implement a cache for linemap_lookup.
3791         * line-map.h (struct_line_maps):  Add cache field.
3792         * line-map.c (linemap_init):  Zero cache field.
3793         (linemap_add):  Set cache field to offset of newly allocated map.
3794         (linemap_lookup):  Use and set cache field.
3795
3796 2004-01-20  Kaz Kojima  <kkojima@gcc.gnu.org>
3797
3798         PR optimization/13567
3799         * cse.c (cse_basic_block): Call cse_insn with a non-null
3800         libcall_insn for the last SET insn of a no-confilict block.
3801
3802 2004-01-20  Kelley Cook  <kcook@gcc.gnu.org>
3803
3804         * Makefile.in (target_noncanonical, program_transform_name): Use
3805         immediate define instead of deferred.
3806         (GCC_INSTALL_NAME, GCC_TARGET_INSTALL_NAME, CPP_INSTALL_NAME,
3807         PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, GCOV_INSTALL_NAME,
3808         GCCBUG_INSTALL_NAME): Define via a immediate $(shell) instead of
3809         deferred backquote.
3810
3811 2004-01-20  Joseph S. Myers  <jsm@polyomino.org.uk>
3812
3813         * c-decl.c (c_init_decl_processing): Set pedantic_lvalues to
3814         true unconditionally.
3815         * c-typeck.c (unary_complex_lvalue, pedantic_lvalue_warning):
3816         Remove.
3817         (build_unary_op, build_modify_expr): Don't handle extended
3818         lvalues.
3819         (build_component_ref, build_conditional_expr): Call non_lvalue
3820         instead of pedantic_non_lvalue.
3821         (build_c_cast): Don't condition use of non_lvalue on pedantic.
3822         * fold-const.c (fold): Don't check pedantic directly for
3823         COMPOUND_EXPR.  Ensure that results for COMPOUND_EXPR are
3824         passed to pedantic_non_lvalue.
3825         * doc/extend.texi: Remove documentation of extended lvalues.
3826
3827 2004-01-19  Roger Sayle  <roger@eyesopen.com>
3828
3829         PR optimization/5263
3830         * simplify-rtx.c (associative_constant_p): Delete.
3831         (simplify_associative_operation): Rewrite to linearize terms, and
3832         attempt to simplify new term against both left and right subterms.
3833         (simplify_binary_operation): Call swap_commutative_operands_p on
3834         op0 and op1, not trueop0 and trueop1.  Move the initialization of
3835         trueop0 and trueop1 down to where first needed.
3836         (simplify_relational_operation): Likewise.
3837         * rtlanal.c (commutative_operand_precedence): Also order constant
3838         operands using avoid_constant_pool_reference.
3839
3840 2004-01-19  Richard Henderson  <rth@redhat.com>
3841
3842         * config/alpha/alpha.c (aligned_memory_operand): Check MEM_ALIGN,
3843         don't check memory mode.
3844         (unaligned_memory_operand): Likewise.
3845         (reload_inqi, reload_inhi, reload_outqi, reload_outhi): Don't
3846         abort for op0 not MEM.
3847
3848         * config/alpha/alpha.c (alpha_expand_mov_nobwx): If the destination
3849         is not a reg, copy to a scratch first.
3850         (aligned_loadqi, aligned_loadhi, unaligned_loadqi, unaligned_loadhi,
3851         unaligned_loadqi_le, unaligned_loadqi_be, unaligned_loadhi_le,
3852         unaligned_loadhi_be): Expect op0 in DImode; don't SUBREG.
3853         (reload_inqi, reload_inhi): Fix mode of op0.
3854         (reload_inqi_help, reload_inhi_help, reload_outqi_help,
3855         reload_outhi_help): Likewise.  Use define_insn_and_split.
3856
3857         * config/alpha/alpha.md (call peepholes): Check for REG_NORETURN
3858         as well as $29 dead.
3859
3860 2004-01-19  Eric Botcazou  <ebotcazou@libertysurf.fr>
3861
3862         * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): New.  Emit
3863         "tls_object" for thread-local objects.
3864         * config/sparc/sparc.c (sparc_elf_asm_named_section): Emit
3865         "#tls" for thread-local sections.
3866         * configure.ac (thread-local checks): Specify --fatal-warnings in
3867         every binutils-specific checks.  For sparc*-*-*, test whether the
3868         OS is Solaris and the tools are native and act accordingly.
3869         * configure: Rebuild.
3870
3871 2004-01-19  Jeff Law  <law@redhat.com>
3872
3873         * contrib.texi: Update Paolo Carlini's entry.  New entries for
3874         Jerry Quinn and Petur Runolfsson.
3875
3876 2004-01-19  Roger Sayle  <roger@eyesopen.com>
3877
3878         * config/i386/i386.md (*movhi_1, *movqi_1): When optimizing for
3879         size, don't use the larger zero-extending loads.
3880
3881 2004-01-19  Richard Henderson  <rth@redhat.com>
3882
3883         * alpha.h (HARD_REGNO_MODE_OK): Disallow SImode in FP regs.
3884         * alpha.md (UNSPEC_NT_LDA): Remove.
3885         (UNSPEC_CVTLQ, cvtlq): New.
3886         (extendsidi2_1): Rename from extendsidi2_nofix; remove f/f.
3887         (extendsidi2_fix): Remove.
3888         (extendsidi2 splitter): Use cvtlq.
3889         (extendsidi2 fp peepholes): Remove.
3890         (cvtql): Use SFmode instead of SImode.
3891         (fix_trunc?fsi): Update to match.
3892         (floatsisf2_ieee, floatsisf2, floatsidf2_ieee, floatsidf2): New.
3893         (movsi): Rename from movsi_nofix, remove f alternatives.
3894         (movsi_nt_vms): Similarly.
3895         (movsi_fix, movsi_nt_vms_fix): Remove.
3896         (nt_lda): Remove.
3897         * alpha.c (alpha_expand_prologue): Use adddi3, not nt_lda.
3898
3899 2004-01-19  Jan Hubicka  <jh@suse.cz>
3900
3901         * cgraph.c (cgraph_remove_node): Fix removal from linked list.
3902         * cgraphunit.c (cgraph_finalize_compilation_unit): Clear next_needed
3903         list.
3904         (cgraph_remove_unreachable_nodes): New function
3905         (cgraph_decide_inlining_of_small_function): Fix pasto.
3906         (cgraph_decide_inlining_incrementally): Fix pasto.
3907         (cgrpah_decide_inlining): Likewise; remove unreachable nodes.
3908
3909 2004-01-19  Steven Bosscher  <stevenb@suse.de>
3910
3911         * gengtype.c (header_file): Make it static.
3912         (write_types_process_field, write_enum_defn): Minor whitespace fixes.
3913         * gengtype.h (header_file): No longer extern.
3914
3915 2004-01-18  Kazu Hirata  <kazu@cs.umass.edu>
3916
3917         * defaults.h (CASE_VECTOR_PC_RELATIVE): Provide the default.
3918         * expr.c (CASE_VECTOR_PC_RELATIVE): Remove.
3919         * stmt.c (CASE_VECTOR_PC_RELATIVE): Likewise.
3920
3921 2004-01-18  Kazu Hirata  <kazu@cs.umass.edu>
3922
3923         * stmt.c (HAVE_casesi): Define it not already defined.
3924         (HAVE_tablejump): Likewise.
3925         (expand_end_case_type): Resort to the binary tree method if
3926         neither casesi or tablejump is available.
3927
3928 2004-01-18  Daniel Jacobowitz  <drow@mvista.com>
3929
3930         * final.c (final_scan_insn): Make non-static again.
3931         * output.h (final_scan_insn): Re-add prototype.
3932         * config/arc/arc.c (arc_output_function_epilogue): Add NULL
3933         to final_scan_insn call.
3934         * config/cris/cris.c (cris_target_asm_function_epilogue): Likewise.
3935         * config/mips/mips.c (mips_output_conditional_branch): Likewise.
3936         * config/pa/pa.c (output_lbranch, output_call): Likewise.
3937         * config/sh/sh.c (print_slot): Likewise.
3938         * config/sparc/sparc.c (sparc_nonflat_function_epilogue): Likewise.
3939         (output_sibcall, sparc_flat_function_epilogue): Likewise.
3940
3941 2004-01-18  Jan Hubicka  <jh@suse.cz>
3942
3943         * basic-block.h (try_redirect_by_replacing_jump): Declare.
3944         * cfgcleanup.c (try_optimize_cfg): Use it.
3945         * cfgrtl.c (try_redirect_by_replacing_jump): Export.
3946         (rtl_redirect_edge_and_branch, cfg_layout_redirect_edge_and_branch):
3947         Kill hack.
3948         (cfg_layout_merge_blocks): Use try_redirect_by_replacing_jump.
3949
3950         Revert:
3951         2004-01-16  Geoffrey Keating  <geoffk@apple.com>
3952
3953                 * cfgrtl.c (try_redirect_by_replacing_jump): Optimize tablejumps
3954                 even after reload, just don't remove the actual jump tables.
3955
3956 2004-01-18  Kazu Hirata  <kazu@cs.umass.edu>
3957
3958         * config/rs6000/rs6000.h (STRICT_ARGUMENT_NAMING): Remove.
3959
3960 2004-01-18  Kazu Hirata  <kazu@cs.umass.edu>
3961
3962         * defaults.h (ASM_OUTPUT_ADDR_VEC_ELT): Fix the computation of
3963         the size of a pointer in bytes.
3964
3965 2004-01-18  Roger Sayle  <roger@eyesopen.com>
3966
3967         * builtins.c (expand_builtin_expect_jump): Fix thinko of reusing
3968         live "next" variable, which could lead to an infinite loop.
3969
3970 2004-01-18  Andrew Pinski  <pinskia@physics.uc.edu>
3971
3972         * config/rs6000/altivec.h: Wrap C++ functions in extern "C++"
3973         block.
3974
3975         * config/rs6000/rs6000.c (rs6000_special_round_type_align):
3976         Check for NULL in the chain and remove repeated code.
3977
3978 2004-01-18  Jan Hubicka  <jh@suse.cz>
3979
3980         * coverage.c (checksum_string): Rename to ...
3981         (coverage_checksum_string): ... this one, Use crc32_string; recognize
3982         names containing random number and zero the number out in order to get
3983         match.
3984
3985 2004-01-18  Richard Sandiford  <rsandifo@redhat.com>
3986
3987         * config/mips/mips.c (mips_got_alias_set): Mark for PCH.
3988
3989 2004-01-18  Joseph S. Myers  <jsm@polyomino.org.uk>
3990
3991         * doc/c-tree.texi, doc/cpp.texi, doc/extend.texi,
3992         doc/frontends.texi, doc/gcov.texi, doc/gty.texi, doc/install.texi,
3993         doc/invoke.texi, doc/libgcc.texi, doc/md.texi, doc/rtl.texi,
3994         doc/sourcebuild.texi, doc/standards.texi, doc/tm.texi,
3995         doc/trouble.texi: Remove trailing whitespace.
3996
3997 2004-01-18  Richard Sandiford  <rsandifo@redhat.com>
3998
3999         PR target/7618
4000         * config/mips/mips.c: Include cfglayout.h.
4001         (TARGET_ASM_OUTPUT_MI_THUNK, TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
4002         (mips_unspec_offset_high): Add temporary register argument.
4003         (mips_load_call_address): New function, split out from...
4004         (mips_expand_call): ...here.
4005         (mips_output_cplocal): New function.
4006         (mips_output_function_prologue, mips_output_function_epilogue): Use it.
4007         (mips_emit_loadgp): New function, split out from...
4008         (mips_expand_prologue): ...here.
4009         (mips_output_mi_thunk): New function.
4010
4011 2004-01-17  Bernardo Innocenti  <bernie@develer.com>
4012
4013         * longlong.h (mc68020, __mc68030__, mc68030, __mc68040__, mc68040,
4014         mcpu32): Remove redundant checks for implied target predefines.
4015
4016 2004-1-17  Andrew Pinski  <pinskia@physics.uc.edu>
4017
4018         * config/rs6000/rs6000.c (rs6000_special_round_type_align):
4019         Return type is unsigned int not int.
4020         * config/rs6000/rs6000-protos.h (rs6000_special_round_type_align):
4021         Likewise.
4022
4023 2004-01-18  Joseph S. Myers  <jsm@polyomino.org.uk>
4024
4025         * doc/contrib.texi, doc/cppenv.texi, doc/extend.texi,
4026         doc/install.texi, doc/invoke.texi, doc/tm.texi: Consistently use
4027         "GNU/Linux" and "Microsoft Windows" terminology.
4028
4029 2004-01-18  Joseph S. Myers  <jsm@polyomino.org.uk>
4030
4031         * doc/c-tree.texi, doc/compat.texi, doc/cpp.texi,
4032         doc/cppopts.texi, doc/extend.texi, doc/install.texi,
4033         doc/interface.texi, doc/invoke.texi, doc/libgcc.texi, doc/md.texi,
4034         doc/objc.texi, doc/rtl.texi, doc/tm.texi, doc/trouble.texi: Use
4035         @smallexample instead of @example.
4036
4037 2004-01-17  Ziemowit Laski  <zlaski@apple.com>
4038
4039         * objc/objc-act.c (build_objc_method_call): Use target
4040         hooks instead of macros to determine if ..._stret
4041         dispatchers should be used (NeXT runtime only).