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* sourcebuild.texi (Test Idioms): Update testcase naming
[pf3gnuchains/gcc-fork.git] / gcc / ChangeLog
1 2004-02-05  Joseph S. Myers  <jsm@polyomino.org.uk>
2
3         * sourcebuild.texi (Test Idioms): Update testcase naming
4         conventions.
5
6 2004-02-04  Per Bothner  <per@bothner.com>
7
8         Partially revert/redo 2003-10-01 change; fix -fworking-directory.
9         * c-ppoutput.c (pp_dir_change):  New function.
10         * c-common.h (pp_dir_change):  New declaration.
11         * cpplib.h (struct cpp_options):  Remove working_directory field.
12         * cppinit.c (cpp_find_main_file, cpp_push_main_file):  Merge back to
13         (cpp_read_main_file):  as before 10-01.  Call _cpp_stack_file.
14         Don't handle -fworking_directory here, but in c_common_post_options.
15         (read_original_directory): Don't back up when done.
16         Don't clear no-longer used working_directory flag.
17         * cpplib.h:  Update declarations to match.
18         * c-lex.c (cb_dir_change):  Move to c-opts.c.
19         (init_c_lex):  Don't set dir_change callback here, since we want
20         to set it even if flag_preprocess_only.
21         * c-opts.c (cb_dir_change):  Function moved from c-lex.c.
22         (c_common_post_options):  Set dir_change callback.
23         Call pp_dir_change if approporiate.
24         (finish_options):  Don't call cpp_find_main_file here.  Hence remove
25         unneeded parameter and result. Do LC_RENAME for <built-in>.
26         (c_common_post_options):  Call cpp_read_main_file here instead.
27         (c_common_init):  Update accordingly.
28         (push_command_line_include):  Don't cpp_push_main_file.
29         Do LC_RENAME rather than LC_LEASE to get back to main file.
30         Compared to pre-10-01 version, inline cpp_rename_to_main_file.
31         (c_common_parse_file):  Call cpp_read_main_file for subsequent main
32         files, but call finish_options for all files.
33         * c-opts.c (sanitize_cpp_opts):  Don't set cpp_opts->working_directory.
34         * fix-header.c (read_scan_file):  Call cpp_read_main_file instead of
35         cpp_find_main_file + cpp_push_main_file.
36         * c-lex.c (fe_file_change):  Don't set main_input_filename here.
37         * opts.c (handle_options):  Only set main_input_filename first time.
38
39 2004-02-05  Ian Lance Taylor  <ian@wasabisystems.com>
40
41         * config/arm/arm.h (REG_CLASS_NAMES): Add missing comma.
42
43 2004-02-04  Geoffrey Keating  <geoffk@apple.com>
44
45         * reload.c (find_equiv_reg): When checking for register overlap,
46         don't index hard_regno_nregs with a pseudo-reg.
47
48 2004-02-04  Ulrich Weigand  <uweigand@de.ibm.com>
49
50         * config/s390/s390.c (s390_trampoline_template): Remove gen_rtx().
51
52 2004-02-04  David Edelsohn  <edelsohn@gnu.org>
53
54         * reload.c (refers_to_regno_for_reload_p): Test regno, not inner_regno,
55         against FIRST_PSEUDO_REGISTER.
56
57 2004-02-04  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
58
59         * Makefile.in: Move target, host overrides after per-language
60         fragments.
61
62         * config/mips/t-iris5-as (FORCE_DEBUG_ADAFLAGS): Clear.
63         (GNATLIBCFLAGS): Remove -g.
64
65 2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
66
67         * config/alpha/alpha.c, config/arc/arc.c, config/avr/avr.c,
68         config/i386/i386.c, config/i386/i386.h, config/i386/i386.md,
69         config/ia64/ia64.c, config/ia64/unwind-ia64.c,
70         config/m32r/m32r.c, config/ns32k/ns32k.c, config/pa/pa.c,
71         config/pdp11/pdp11.c, config/rs6000/rs6000.c,
72         config/sparc/sparc.c, config/vax/vax.c: Revert the
73         replacements of "FALLTHRU" with "Fall through" done in the
74         previous patch.
75
76 2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
77
78         * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
79         config/arm/arm.c, config/arm/arm.md,
80         config/cris/cris-protos.h, config/fr30/fr30.c,
81         config/fr30/fr30.h, config/h8300/h8300.c, config/i386/i386.h,
82         config/i860/i860.c, config/i860/i860.h, config/ia64/ia64-c.c,
83         config/ia64/ia64.c, config/ia64/ia64.h, config/ip2k/ip2k.h,
84         config/ip2k/ip2k.md, config/ip2k/libgcc.S,
85         config/m32r/linux.h, config/m32r/m32r.c, config/m32r/m32r.h,
86         config/m68k/m68k.c, config/m68k/netbsd-elf.h,
87         config/mips/mips.c, config/mmix/mmix.c, config/mmix/mmix.md,
88         config/ns32k/netbsd.h, config/ns32k/ns32k.c,
89         config/ns32k/ns32k.h, config/pdp11/pdp11.h,
90         config/rs6000/darwin-ldouble.c, config/s390/s390.h,
91         config/s390/s390.md, config/sparc/netbsd-elf.h,
92         config/sparc/openbsd.h, config/sparc/sparc.c,
93         config/xtensa/lib2funcs.S: Fix comment formatting.
94
95 2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
96
97         * config/alpha/alpha.c, config/arc/arc.c,
98         config/arm/arm-cores.def, config/arm/arm.c, config/arm/arm.h,
99         config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
100         config/arm/arm926ejs.md, config/arm/vfp.md, config/avr/avr.c,
101         config/c4x/c4x.c, config/cris/cris.c, config/frv/frv.md,
102         config/i386/i386.c, config/i386/i386.h, config/i386/i386.md,
103         config/ia64/ia64.c, config/ia64/unwind-ia64.c,
104         config/iq2000/iq2000.c, config/m32r/m32r.c,
105         config/mips/mips.c, config/mmix/mmix.c, config/mmix/mmix.h,
106         config/ns32k/ns32k.c, config/pa/pa.c, config/pdp11/pdp11.c,
107         config/rs6000/darwin-ldouble.c, config/rs6000/rs6000.c,
108         config/rs6000/rs6000.h, config/sparc/sparc.c,
109         config/vax/vax.c: Fix comment typos.  Follow spelling
110         conventions.
111
112 2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
113
114         * alloc-pool.h, c-convert.c, c-lang.c, c-tree.h,
115         caller-save.c, df.h, genconfig.c, global.c, lcm.c,
116         ra-rewrite.c, ra.c, regclass.c, regs.h, resource.c,
117         sched-rgn.c, config/arm/aof.h, config/arm/cirrus.md,
118         config/arm/fpa.md, config/arm/iwmmxt.md,
119         config/arm/netbsd-elf.h, config/arm/netbsd.h,
120         config/m68hc11/m68hc11.md, config/mips/iris5.h,
121         config/mn10300/mn10300.md, config/rs6000/altivec.md,
122         config/sparc/netbsd-elf.h: Update copyright.
123
124 2004-02-04  Eric Botcazou  <ebotcazou@libertysurf.fr>
125
126         * config/sparc/sparc.c (function_arg_pass_by_reference): Return 1
127         for all modes whose size is greater than 8 bytes if ARCH32.
128         (sparc_va_arg): Handle all modes whose size is greater than 8 bytes
129         by reference if ARCH32.
130
131 2004-02-04  Aldy Hernandez  <aldyh@redhat.com>
132  
133         * cgraphunit.c (cgraph_postorder): Fix typo in comment.
134
135 2004-02-04  Ulrich Weigand  <uweigand@de.ibm.com>
136
137         * config/s390/s390.md ("*la_64" + peepholes, "reload_indi"): Move
138         to before adddi3 insn patterns.
139         ("*la_31" + peepholes, "*la_31_and", "*la_31_and_cc", "force_la_31",
140         "reload_insi"): Move to before addsi3 insn patterns.
141
142 2004-02-04  Mark Mitchell  <mark@codesourcery.com>
143
144         * calls.c (initialize_argument_information): Add CALL_FROM_THUNK_P
145         parameter.  Use it instead of current_function_is_thunk.
146         * function.h (struct function): Update documentation for is_thunk.
147         * tree.h (CALL_FROM_THUNK_P): New macro.
148         * config/alpha/alpha.c (alpha_sa_mask): Do not check
149         no_new_pseudos when testing current_function_is_thunk.
150         * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likeiwse.
151
152 2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
153
154         * doc/tm.texi: Replace SETUP_INCOMING_VARARGS with
155         TARGET_SETUP_INCOMING_VARARGS.
156
157 2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
158
159         * emit-rtl.c (gen_rtx): Remove.
160         * genattrtab.c: Don't mention gen_rtx in a comment.
161         * rtl.h: Remove the prototype for gen_rtx.
162         * doc/md.texi: Replace gen_rtx with gen_rtx_REG.
163
164 2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
165
166         * config/arc/arc.h, config/fr30/fr30.h
167         (SETUP_INCOMING_VARARGS): Remove the target-independent
168         comments.
169         * doc/tm.texi: Don't mention deprecated target macros.
170
171 2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
172
173         * config/fr30/fr30.h (FUNCTION_VALUE): Remove the
174         target-independent comment.
175
176 2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
177
178         * doc/interface.texi, doc/tm.texi, doc/trouble.texi: Don't
179         mention deprecated target macros.
180
181 2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>
182
183         * config.gcc: Remove obsolete ports and configurations.
184         * config/linux-aout.h, config/netware.h,
185         config/t-linux-gnulibc1, config/d30v/abi,
186         config/d30v/d30v-protos.h, config/d30v/d30v.c,
187         config/d30v/d30v.h, config/d30v/d30v.md,
188         config/d30v/libgcc1.asm, config/d30v/t-d30v,
189         config/dsp16xx/dsp16xx-modes.def,
190         config/dsp16xx/dsp16xx-protos.h, config/dsp16xx/dsp16xx.c,
191         config/dsp16xx/dsp16xx.h, config/dsp16xx/dsp16xx.md,
192         config/i370/README, config/i370/i370-c.c,
193         config/i370/i370-protos.h, config/i370/i370.c,
194         config/i370/i370.h, config/i370/i370.md, config/i370/linux.h,
195         config/i370/mvs.h, config/i370/oe.h, config/i370/t-i370,
196         config/i386/freebsd-aout.h, config/i386/linux-aout.h,
197         config/i386/moss.h, config/i386/netware.h,
198         config/i386/svr3.ifile, config/i386/svr3dbx.h,
199         config/i386/svr3gas.h, config/i386/svr3z.ifile,
200         config/i386/t-udk, config/i386/udk.h, config/i386/vsta.h,
201         config/i960/i960-c.c, config/i960/i960-coff.h,
202         config/i960/i960-modes.def, config/i960/i960-protos.h,
203         config/i960/i960.c, config/i960/i960.h, config/i960/i960.md,
204         config/i960/rtems.h, config/i960/t-960bare,
205         config/m68k/hp310.h, config/m68k/hp320.h,
206         config/m68k/hp320base.h, config/m68k/m68kv4.h,
207         config/m68k/netbsd.h, config/m68k/sgs.h, config/m68k/t-hp320:
208         Remove.
209         * doc/extend.texi, doc/install.texi, doc/invoke.texi,
210         doc/md.texi: Remove mentions of obsolete ports.
211
212 2004-02-04  Jan Hubicka  <jh@suse.cz>
213
214         * alias.c (find_base_term, get_addr):  Do not dereference NULL
215         pointer when all VALUE's locations has been invalidated.
216         (rtx_equal_for_memref_p): Simplify checking of VALUEs.
217
218 2004-02-03  Wolfgang Bangerth  <bangerth@dealii.org> 
219
220         * doc/invoke.texi (x86 options): Fix spelling/wording.
221
222 2004-02-03  Richard Sandiford  <rsandifo@redhat.com>
223
224         * config/mips/iris5.h (ASM_OUTPUT_ASCII): Use mips_output_ascii to
225         put the original string in a comment.
226         * config/mips/mips-protos.h (mips_output_ascii): Add prefix argument.
227         * config/mips/mips.c (mips_output_ascii): Likewise.
228         * config/mips/mips.h (ASM_OUTPUT_ASCII): Adjust accordingly.
229
230 2004-02-03  Kazu Hirata  <kazu@cs.umass.edu>
231
232         * system.h (GIV_SORT_CRITERION): Poison.
233         * config/avr/avr.h (GIV_SORT_CRITERION): Remove.
234         * config/ip2k/ip2k.h (GIV_SORT_CRITERION): Likewise.
235
236 2004-02-03  Roger Sayle  <roger@eyesopen.com>
237
238         PR target/9348
239         * expr.c (expand_expr_real) <MULT_EXPR>:  When performing widening
240         multiplies with a multiplication of the wrong signedness, its the
241         signedness of the multiplication that we've performed that needs to
242         be passed to expand_mult_highpart_adjust.  Avoid emitting a nop-move
243         if expand_mult_highpart_adjust places the result in target.
244
245 2004-02-03  Richard Henderson  <rth@redhat.com>
246
247         * varasm.c (const_desc_rtx_sym_eq): Compare symbol strings.
248
249 2004-02-03  J"orn Rennecke <joern.rennecke@superh.com>
250
251         * config.gcc (sh[234]l): Use little endian fragments.
252
253 2004-02-03  Paul Koning  <pkoning@equallogic.com>
254
255         * config/pdp11/pdp11-modes.def: Add RESET_FLOAT_FORMAT calls.
256         * config/pdp11/pdp11-protos.h (legitimate_const_double_p): Add.
257         * config/pdp11/pdp11.c (encode_pdp11_f, decode_pdp11_f,
258         encode_pdp11_d, decode_pdp11_d): New functions to handle PDP11
259         floating point format.
260         (pdp11_f_format, pdp11_d_format): New real_format descriptors for
261         the above functions.
262         (output_move_quad): Output float values in correct target format.
263         (legitimate_const_double_p): New function.
264         * config/pdp11/pdp11.h: Fix typos.
265         (FLOAT_WORDS_BIG_ENDIAN): Add definition.
266         (TARGET_FLOAT_FORMAT): Ditto.
267         (pdp11_f_format, pdp11_d_format): Add external declarations.
268         (MAX_REGS_PER_ADDRESS): Corrected.
269         (LEGITIMATE_CONSTANT_P): Use legitimate_const_double_p().
270         (PRINT_OPERAND): Output float literals in target format.
271
272 2004-02-03  Mark Mitchell  <mark@codesourcery.com>
273
274         PR c++/13975
275         * tree.h (enum tree_index): Add TI_PUBLIC, TI_PROTECTED, and
276         TI_PRIVATE.
277         (access_public_node): Redefine.
278         (access_protected_node): Likewise.
279         (access_private_node): Likewise.
280         * tree.c (build_common_tree_nodes): Create access_public_node,
281         access_protected_node, and access_private_node.
282
283 2004-02-03  Steve Ellcey  <sje@cup.hp.com>
284
285         * config/ia64/ia64.h (MASK_INLINE_INT_DIV_LAT): Change value.
286         (MASK_INLINE_INT_DIV_THR): Ditto.
287         (MASK_INLINE_SQRT_LAT): Ditto.
288         (MASK_INLINE_SQRT_THR): Ditto.
289         (MASK_DWARF2_ASM): Ditto.
290         (MASK_EARLY_STOP_BITS): Ditto.
291
292 2004-02-02  Paul Brook  <paul@codesourcery.com>
293
294         Merge from csl-arm-branch.
295
296         2004-01-30  Paul Brook  <paul@codesourcery.com>
297
298         * aof.h (REGISTER_NAMES): Add vfp reg names
299         (ADDITIONAL_REGISTER_NAMES): Ditto.
300         * aout.h (REGISTER_NAMES): Ditto.
301         (ADDITIONAL_REGISTER_NAMES): Ditto.
302         * arm-protos.h: Update/Add Prototypes.
303         * arm.c (init_fp_table): Rename from init_fpa_table. Update users.
304         Only allow 0.0 for VFP.
305         (fp_consts_inited): Rename from fpa_consts_inited.  Update users.
306         (values_fp): Rename from values_fpa.  Update Users.
307         (arm_const_double_rtx): Rename from const_double_rtx_ok_for_fpa.
308         Update users.  Only check valid constants for this hardware.
309         (arm_float_rhs_operand): Rename from fpa_rhs_operand.  Update Users.
310         Only allow consts for FPA.
311         (arm_float_add_operand): Rename from fpa_add_operand.  Update users.
312         Only allow consts for FPA.
313         (use_return_insn): Check for saved VFP regs.
314         (arm_legitimate_address_p): Handle VFP DFmode addressing.
315         (arm_legitimize_address): Ditto.
316         (arm_general_register_operand): New function.
317         (vfp_mem_operand): New function.
318         (vfp_compare_operand): New function.
319         (vfp_secondary_reload_class): New function.
320         (arm_float_compare_operand): New function.
321         (vfp_print_multi): New function.
322         (vfp_output_fstmx): New function.
323         (vfp_emit_fstm): New function.
324         (arm_output_epilogue): Output VPF reg restore code.
325         (arm_expand_prologue): Output VFP reg save code.
326         (arm_print_operand): Add 'P'.
327         (arm_hard_regno_mode_ok): Return modes for VFP regs.
328         (arm_regno_class): Return classes for VFP regs.
329         (arm_compute_initial_elimination_offset): Include space for VFP regs.
330         (arm_get_frame_size): Ditto.
331         * arm.h (FIXED_REGISTERS): Add VFP regs.
332         (CALL_USED_REGISTERS): Ditto.
333         (CONDITIONAL_REGISTER_USAGE): Enable VFP regs.
334         (FIRST_VFP_REGNUM): Define.
335         (LAST_VFP_REGNUM): Define.
336         (IS_VFP_REGNUM): Define.
337         (FIRST_PSEUDO_REGISTER): Include VFP regs.
338         (HARD_REGNO_NREGS): Handle VFP regs.
339         (REG_ALLOC_ORDER): Add VFP regs.
340         (enum reg_class): Add VFP_REGS.
341         (REG_CLASS_NAMES): Ditto.
342         (REG_CLASS_CONTENTS): Ditto.
343         (CANNOT_CHANGE_MODE_CLASS) Handle VFP Regs.
344         (REG_CLASS_FROM_LETTER): Add 'w'.
345         (EXTRA_CONSTRAINT_ARM): Add 'U'.
346         (EXTRA_MEMORY_CONSTRAINT): Define.
347         (SECONDARY_OUTPUT_RELOAD_CLASS): Handle VFP regs.
348         (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
349         (REGISTER_MOVE_COST): Ditto.
350         (PREDICATE_CODES): Add arm_general_register_operand,
351         arm_float_compare_operand and vfp_compare_operand.
352         * arm.md (various): Rename as above.
353         (divsf3): Enable when TARGET_VFP.
354         (divdf3): Ditto.
355         (movdfcc): Ditto.
356         (sqrtsf2): Ditto.
357         (sqrtdf2): Ditto.
358         (arm_movdi): Disable when TARGET_VFP.
359         (arm_movsi_insn): Ditto.
360         (movsi): Only split with general regs.
361         (cmpsf): Use arm_float_compare_operand.
362         (push_fp_multi): Restrict to TARGET_FPA.
363         (vfp.md): Include.
364         * vfp.md: New file.
365         * fpa.md (various): Rename as above.
366         * doc/md.texi: Document ARM w and U constraints.
367
368         2004-01-15  Paul Brook  <paul@codesourcery.com>
369
370         * config.gcc: Add with_fpu.  Allow with-float=softfp.
371         * config/arm/arm.c (arm_override_options): Rename *-s to *s.
372         Break out of loop when we find a float-abi.  Fix typo.
373         * config/arm/arm.h (OPTION_DEFAULT_SPECS): Add "fpu".
374         Set -mfloat-abi=.
375         * doc/install.texi: Document --with-fpu.
376
377         2003-01-14  Paul Brook  <paul@codesourcery.com>
378
379         * config.gcc (with_arch): Add armv6.
380         * config/arm/arm.h: Rename TARGET_CPU_*_s to TARGET_CPU_*s.
381         * config/arm/arm.c (arm_overrride_options): Ditto.
382
383         2004-01-08  Richard Earnshaw  <rearnsha@arm.com>
384
385         * arm.c (FL_ARCH3M): Renamed from FL_FAST_MULT.
386         (FL_ARCH6): Renamed from FL_ARCH6J.
387         (arm_arch3m): Renamed from arm_fast_multiply.
388         (arm_arch6): Renamed from arm_arch6j.
389         * arm.h: Update all uses of above.
390         * arm-cores.def: Likewise.
391         * arm.md: Likewise.
392
393         * arm.h (CPP_CPU_ARCH_SPEC): Emit __ARM_ARCH_6J__ define for armV6j,
394         not arm6j.  Add entry for arch armv6.
395
396         2004-01-07  Richard Earnshaw  <rearnsha@arm.com>
397
398         * arm.c (arm_emit_extendsi): Delete.
399         * arm-protos.h (arm_emit_extendsi): Delete.
400         * arm.md (zero_extendhisi2): Also handle zero-extension of
401         non-subregs.
402         (zero_extendqisi2, extendhisi2, extendqisi2): Likewise.
403         (thumb_zero_extendhisi2): Only match if not v6.
404         (arm_zero_extendhisi2, thumb_zero_extendqisi2, arm_zero_extendqisi2)
405         (thumb_extendhisi2, arm_extendhisi2, arm_extendqisi)
406         (thumb_extendqisi2): Likewise.
407         (thumb_zero_extendhisi2_v6, arm_zero_extendhisi2_v6): New patterns.
408         (thumb_zero_extendqisi2_v6, arm_zero_extendqisi2_v6): New patterns.
409         (thumb_extendhisi2_insn_v6, arm_extendhisi2_v6): New patterns.
410         (thumb_extendqisi2_v6, arm_extendqisi_v6): New patterns.
411         (arm_zero_extendhisi2_reg, arm_zero_extendqisi2_reg): Delete.
412         (arm_extendhisi2_reg, arm_extendqisi2_reg): Delete.
413         (arm_zero_extendhisi2addsi): Remove subreg.  Add attributes.
414         (arm_zero_extendqisi2addsi, arm_extendhisi2addsi): Likewise.
415         (arm_extendqisi2addsi): Likewise.
416
417         2003-12-31  Mark Mitchell  <mark@codesourcery.com>
418
419         Revert this change:
420         * config/arm/arm.h (THUMB_LEGTITIMIZE_RELOAD_ADDRESS): Reload REG
421         + REG addressing modes.
422
423         * config/arm/arm.h (THUMB_LEGTITIMIZE_RELOAD_ADDRESS): Reload REG
424         + REG addressing modes.
425
426         2003-12-30  Mark Mitchell  <mark@codesourcery.com>
427
428         * config/arm/arm.h (THUMB_LEGITIMATE_CONSTANT_P): Accept
429         CONSTANT_P_RTX.
430
431         2003-30-12  Paul Brook  <paul@codesourcery.com>
432
433         * longlong.h: protect arm inlines with !defined (__thumb__)
434
435         2003-30-12  Paul Brook  <paul@codesourcery.com>
436
437         * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Always define __arm__.
438
439         2003-12-30  Nathan Sidwell  <nathan@codesourcery.com>
440
441         * builtins.c (expand_builtin_apply_args_1): Fix typo in previous
442         change.
443
444         2003-12-29  Nathan Sidwell  <nathan@codesourcery.com>
445
446         * builtins.c (expand_builtin_apply_args_1): Add pretend args size
447         to the virtual incoming args pointer for downward stacks.
448
449         2003-12-29  Paul Brook  <paul@codesourcery.com>
450
451         * config/arm/arm-cores.def: Add cost function.
452         * config/arm/arm.c (arm_*_rtx_costs): New functions.
453         (arm_rtx_costs): Remove
454         (struct processors): Add rtx_costs field.
455         (all_cores, all_architectures): Ditto.
456         (arm_override_options): Set targetm.rtx_costs.
457         (thumb_rtx_costs): New function.
458         (arm_rtx_costs_1): Remove cases handled elsewhere.
459         * config/arm/arm.h (processor_type): Add COSTS parameter.
460
461         2003-12-29  Nathan Sidwell  <nathan@codesourcery.com>
462
463         * config/arm/arm.md (generic_sched): arm926 has its own scheduler.
464         (arm926ejs.md): Include it.
465         * config/arm/arm926ejs.md: New pipeline description.
466
467         2003-12-24  Paul Brook  <paul@codesourcery.com>
468
469         * config/arm/arm.c (arm_arch6j): New variable.
470         (arm_override_options): Set it.
471         (arm_emit_extendsi): New function.
472         * config/arm/arm-protos.h (arm_emit_extendsi): Add prototype.
473         * config/arm/arm.h (arm_arch6j): Declare.
474         * config/arm/arm.md: Add sign/zero extend insns.
475
476         2003-12-23  Paul Brook  <paul@codesourcery.com>
477
478         * config/arm/arm.c (all_architectures): Add armv6.
479         * doc/invoke.texi: Document it.
480
481         2003-12-19  Paul Brook  <paul@codesourcery.com>
482
483         * config/arm/arm.md: Add load1 and load_byte "type" attrs.  Modify
484         insn patterns to match.
485         * config/arm/arm-generic.md: Ditto.
486         * config/arm/cirrus.md: Ditto.
487         * config/arm/fpa.md: Ditto.
488         * config/amm/iwmmxt.md: Ditto.
489         * config/arm/arm1026ejs.md: Ditto.
490         * config/arm/arm1135jfs.md: Ditto.  Add insn_reservation and bypasses
491         for 11_loadb.
492
493         2003-12-18  Nathan Sidwell  <nathan@codesourcery.com>
494
495         * config/arm/arm-protos.h (arm_no_early_alu_shift_value_dep): Declare.
496         * config/arm/arm.c (arm_adjust_cost): Check shift cost for
497         TYPE_ALU_SHIFT and TYPE_ALU_SHIFT_REG.
498         (arm_no_early_store_addr_dep, arm_no_early_alu_shift_dep,
499         arm_no_early_mul_dep): Correctly deal with conditional execution,
500         parallels and single shift operations.
501         (arm_no_early_alu_shift_value_dep): Define.
502         * arm.md (attr type): Replace 'normal' with 'alu',
503         'alu_shift' and 'alu_shift_reg'.
504         (attr core_cycles): Adjust.
505         (*addsi3_carryin_shift, andsi_not_shiftsi_si, *arm_shiftsi3,
506         *shiftsi3_compare0, *notsi_shiftsi, *notsi_shiftsi_compare0,
507         *not_shiftsi_compare0_scratch, *cmpsi_shiftsi, *cmpsi_shiftsi_swp,
508         *cmpsi_neg_shiftsi, *arith_shiftsi, *arith_shiftsi_compare0,
509         *arith_shiftsi_compare0_scratch, *sub_shiftsi,
510         *sub_shiftsi_compare0, *sub_shiftsi_compare0_scratch,
511         *if_shift_move, *if_move_shift, *if_shift_shift): Set type
512         attribute appropriately.
513         * config/arm/arm1026ejs.md (alu_op): Adjust.
514         (alu_shift_op, alu_shift_reg_op): New.
515         * config/arm/arm1136.md: Add better bypasses for early
516         registers. Remove load[234] and store[234] bypasses.
517         (11_alu_op): Adjust.
518         (11_alu_shift_op, 11_alu_shift_reg_op): New.
519
520         2003-12-15  Nathan Sidwell  <nathan@codesourcery.com>
521
522         * config/arm/arm-protos.h (arm_no_early_store_addr_dep,
523         arm_no_early_alu_shift_dep, arm_no_early_mul_dep): Declare.
524         * config/arm/arm.c (arm_no_early_store_addr_dep,
525         arm_no_early_alu_shift_dep, arm_no_early_mul_dep): Define.
526         * config/arm/arm1026ejs.md: Add load-store bypass.
527         * config/arm/arm1136jfs.md (11_alu_op): Take 2 cycles.
528         Add bypasses between instructions.
529
530         2003-12-10  Paul Brook  <paul@codesourcery.com>
531
532         * config/arm/arm.c (arm_fpu_model): New variable.
533         (arm_fload_abi): New variable.
534         (target_fpe_name): Rename from target_fp_name.
535         (target_fpu_name): New variable.
536         (arm_is_cirrus): Remove.
537         (fpu_desc): New struct.
538         (all_fpus): Define.
539         (pf_model_for_fpu): Define.
540         (all_loat_abis): Define.
541         (arm_override_options): Set fp arch flags based on -mfpu=
542         and -float-abi=.
543         (FIRST_FPA_REGNUM): Rename from FIRST_ARM_FP_REGNUM.
544         (LAST_FPA_REGNUM): Rename from LAST_ARM_FP_REGNUM.
545         (*): Use new TARGET_* flags.
546         * config/arm/arm.h (TARGET_ANY_HARD_FLOAT): Remove.
547         (TARGET_HARD_FLOAT): No longer implies TARGET_FPA.
548         (TARGET_SOFT_FLOAT): Ditto.
549         (TARGET_SOFT_FLOAT_ABI): New.
550         (TARGET_MAVERICK): Rename from TARGET_CIRRUS.  No longer implies
551         TARGET_HARD_FLOAT.
552         (TARGET_VFP): No longer implies TARGET_HARD_FLOAT.
553         (TARGET_OPTIONS): Add -mfpu=.
554         (FIRST_FPA_REGNUM): Rename from FIRST_ARM_FP_REGNUM.
555         (LAST_FPA_REGNUM): Rename from LAST_ARM_FP_REGNUM.
556         (arm_pf_model): Define.
557         (arm_float_abi_type): Define.
558         (fputype): Add FPUTYPE_VFP.  Change SOFT_FPA->NONE
559         * config/arm/arm.md: Use new TARGET_* flags.
560         * config/arm/cirrus.md: Ditto.
561         * config/arm/fpa.md: Ditto.
562         * config/arm/elf.h (ASM_SPEC): Pass -mfloat-abi= and -mfpu=.
563         * config/arm/semi.h (ASM_SPEC): Ditto.
564         * config/arm/netbsd-elf.h (SUBTARGET_ASM_FLOAT_SPEC): Specify vfp.
565         (FPUTYPE_DEFAULT): Set to VFP.
566         * doc/invoke.texi: Document -mfpu= and -mfloat-abi=.
567
568         2003-11-22  Phil Edwards  <phil@codesourcery.com>
569
570         PR target/12476
571         * config/arm/arm.c (arm_output_mi_thunk):  In Thumb mode, use
572         'bx' instead of 'b' to avoid branch range restrictions.  Output
573         the thunk immediately before the thunked-to function.
574         * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME):  Do not emit
575         .thumb_func if a thunk is being generated.  Emit .code 16 along
576         with .thumb_func if a thunk is not being generated.
577
578         2003-11-15  Nicolas Pitre <nico@cam.org>
579
580         * config/arm/arm.md (ashldi3, arm_ashldi3_1bit, ashrdi3,
581         arm_ashrdi3_1bit, lshrdi3, arm_lshrdi3_1bit): New patterns.
582         * config/arm/iwmmxt.md (ashrdi3_iwmmxt): Renamed from ashrdi3.
583         (lshrdi3_iwmmxt): Renamed from lshrdi3.
584         * config/arm/arm.c (IWMMXT_BUILTIN2): Renamed argument accordingly.
585
586         2003-11-12  Steve Woodford  <scw@wasabisystems.com>
587             Ian Lance Taylor  <ian@wasabisystems.com>
588
589         * config/arm/lib1funcs.asm (ARM_DIV_BODY, ARM_MOD_BODY): Add new
590         code for __ARM_ARCH__ >= 5 && ! defined (__OPTIMIZE_SIZE__).
591
592         2003-11-05  Phil Edwards  <phil@codesourcery.com>
593
594         * config/arm/arm.md (insn):  Add new V6 instruction names.
595         (generic_sched):  New attr.
596         * config/arm/arm-generic.md:  Use generic_sched here.
597         * config/arm/arm1026ejs.md:  Do not model fetch/issue/decode
598         stages of pipeline.  Adjust latency counts accordingly.
599         * config/arm/arm1136jfs.md:  New file.
600
601         2003-10-28  Mark Mitchell  <mark@codesourcery.com>
602
603         * config/arm/arm.h (processor_type): New enumeration type.
604         (CPP_ARCH_DEFAULT_SPEC): Set appropriately for ARM 926EJ-S,
605         ARM1026EJ-S, ARM1136J-S, and ARM1136JF-S processor cores.
606         (CPP_CPU_ARCH_SPEC): Likewise.
607         * config/arm/arm.c (arm_tune): New variable.
608         (all_cores): Use cores.def.
609         (all_architectures): Add representative processor.
610         (arm_override_options): Restructure way in which tuning
611         information is deduced.
612         * arm.md: Update "insn" and "type" attributes throughout.
613         (insn): New attribute.
614         (type): Compute "mult" from "insn" attribute.  Add load2,
615         load3, load4 alternatives.
616         (arm automaton): Move to arm-generic.md.
617         * config/arm/arm-cores.def: New file.
618         * config/arm/arm-generic.md: Likewise.
619         * config/arm/arm1026ejs.md: Likewise.
620
621 2004-02-03  Eric Botcazou  <ebotcazou@libertysurf.fr>
622
623         * doc/invoke.texi (SPARC options): Remove -mflat and
624         all -mxxx (xxx:chip) options.
625         * config/sparc/aout.h (DBX_REGISTER_NUMBER): Delete.
626         * config/sparc/litecoff.h (DBX_REGISTER_NUMBER): Likewise.
627         * config/sparc/netbsd-elf.h (DBX_REGISTER_NUMBER): Likewise.
628         * config/sparc/sol2.h (DBX_REGISTER_NUMBER): Likewise.
629         * config/sparc/sparc-protos.h: Delete sparc_flat_* prototypes.
630         * config/sparc/sparc.c: Likewise.
631         (sparc_output_function_prologue): Remove TARGET_FLAT handling.
632         (sparc_nonflat_function_prologue): Rename into sparc_function_prologue.
633         (sparc_output_function_epilogue): Remove TARGET_FLAT handling.
634         (sparc_nonflat_function_epilogue): Rename into sparc_function_epilogue.
635         (struct sparc_frame_info, current_frame_info, zero_frame_info): Delete.
636         (sparc_flat_must_save_register_p): Likewise.
637         (sparc_flat_compute_frame_size): Likewise.
638         (sparc_flat_save_restore): Likewise.
639         (sparc_flat_function_prologue): Likewise.
640         (sparc_flat_function_epilogue): Likewise.
641         (sparc_flat_epilogue_delay_slots): Likewise.
642         (sparc_flat_eligible_for_epilogue_delay): Likewise.
643         (sparc_function_ok_for_sibcall): Remove TARGET_FLAT handling.
644         * config/sparc/sparc.h (MASK_FLAT, TARGET_FLAT): Delete.
645         (TARGET_SWITCHES): Remove -mflat and all -mxxx (xxx:chip) options.
646         (SPARC_INCOMING_INT_ARG_FIRST): Remove TARGET_FLAT handling.
647         (CONDITIONAL_REGISTER_USAGE): Likewise.
648         (FRAME_POINTER_REQUIRED): Likewise.
649         (INITIAL_ELIMINATION_OFFSET): Likewise.
650         (BASE_RETURN_VALUE_REG): Likewise.
651         (BASE_OUTGOING_VALUE_REG): Likewise.
652         (BASE_PASSING_ARG_REG): Likewise.
653         (BASE_INCOMING_ARG_REG): Likewise.
654         (INCOMING_REGNO): Likewise.
655         (OUTGOING_REGNO): Likewise.
656         (LOCAL_REGNO): Likewise.
657         (DELAY_SLOTS_FOR_EPILOGUE): Likewise.
658         (ELIGIBLE_FOR_EPILOGUE_DELAY): Likewise.
659         (EPILOGUE_USES): Likewise.
660         * config/sparc/sparc.md ("isa" attribute): Change "v6" into "v7".
661         ("flat" attribute): Delete.
662         (do_builtin_setjmp_setup): Remove TARGET_FLAT and "flat" attribute
663         handling.
664         (call followed by jump define_peephole's): Delete.
665         (exception_receiver): Likewise.
666         (builtin_setjmp_receiver): Likewise.
667         * config/sparc/t-sparclite (MULTILIB_OPTIONS): Remove -mflat.
668
669 2004-02-03  Paolo Bonzini  <bonzini@gnu.org>
670
671         PR c/11658
672         PR c/13994
673         * Makefile.in (c-parse.o, c-convert.o, c-typeck.o): Depend
674         on langhooks.h.
675         * objc/Make-lang.in (objc-parse.o): Depend on langhooks.h.
676         * c-parse.in, c-convert.c, c-typeck.c, objc/objc-act.c:
677         Include langhooks.h.  Replace c_common_truthvalue_conversion
678         with the truthvalue_conversion language hook throughout.
679         (expr_no_commas): Call default_conversion before save_expr
680         for the first term of the production 'x ? : y'.
681         * c-common.c (c_common_truthvalue_conversion): Remove
682         obsolete block.  Invoke recursively the hook instead
683         of this function.
684         * c-convert.c (convert): handle ERROR_MARK_NODE.
685         * c-typeck.c (build_binary_op): handle ERROR_MARK_NODE
686         returned by the truthvalue_conversion language hook.
687         * c-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Use
688         c_objc_common_truthvalue_conversion.
689         * c-objc-common.c (c_objc_common_truthvalue_conversion):
690         New function.
691         * c-tree.h (c_objc_common_truthvalue_conversion): Declare it.
692         * objc/objc-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Use
693         c_objc_common_truthvalue_conversion.
694
695 2004-02-03  Kazu Hirata  <kazu@cs.umass.edu>
696
697         * config/c4x/c4x.h (FUNCTION_VALUE): Use gen_rtx_REG instead
698         of gen_rtx.
699         (LIBCALL_VALUE): Likewise.
700         * config/ip2k/ip2k.c (mdr_try_propagate_clr_sequence): Use
701         gen_rtx_CC0 instead of gen_rtx.
702         * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use
703         gen_rtx_fmt_e and gen_rtx_fmt_ee instead of gen_rtx.
704         (m68hc11_expand_compare): Use gen_rtx_fmt_ee instead of
705         gen_rtx.
706         (m68hc11_emit_logical): Likewise.
707
708 2004-02-03  Kazu Hirata  <kazu@cs.umass.edu>
709
710         * config/alpha/alpha.c, config/arm/arm.c, config/c4x/c4x.c,
711         config/fr30/fr30.md, config/frv/frv.c, config/frv/frv.md,
712         config/h8300/h8300.c, config/ia64/ia64.c, config/ip2k/ip2k.md,
713         config/m32r/m32r.md, config/m68hc11/m68hc11.c,
714         config/mips/mips.md, config/mmix/mmix.c,
715         config/mn10300/mn10300.c, config/mn10300/mn10300.md,
716         config/ns32k/ns32k.c, config/pa/pa.md, config/pdp11/pdp11.c,
717         config/rs6000/altivec.md, config/s390/s390.c,
718         config/s390/s390.h, config/s390/s390.md, config/sh/sh.c,
719         config/sh/sh.h, config/sh/sh.md, config/stormy16/stormy16.c:
720         Use const0_rtx instead of GEN_INT (0).  Do the same for other
721         constants that are readily available.
722
723 2004-02-03  Kazu Hirata  <kazu@cs.umass.edu>
724
725         * doloop.c, optabs.c, regmove.c, sched-deps.c,
726         config/i386/i386.c, config/i386/i386.md: Use const0_rtx
727         instead of GEN_INT (0).  Do the same for other constants that
728         are readily available.
729
730 2004-02-03  Kazu Hirata  <kazu@cs.umass.edu>
731
732         * combine.c (simplify_set): Use gen_rtx_fmt_e instead of
733         gen_rtx.
734         * emit-rtl.c (init_emit_once): Use gen_rtx_PC and gen_rtx_CC0
735         instead of gen_rtx.
736         * reload1.c (init_elim_table): Use gen_rtx_fmt_e instead of
737         gen_rtx.
738         * config/ns32k/ns32k.md (udivmodhi4): Use gen_rtx_IOR and
739         gen_rtx_ASHIFT instead of gen_rtx.
740         (udivmodqi4): Likewise.
741
742 2004-02-02  Richard Henderson  <rth@redhat.com>
743
744         PR target/13789
745         * expr.c (store_expr): Use force_operand before emit_move_insn.
746
747 2004-02-02  Jeff Law  <law@redhat.com>
748             Roger Sayle  <roger@eyesopen.com>
749
750         * tree.c (commutative_tree_code, associative_tree_code): New
751         functions.
752         (iterative_hash_expr): Use commutative_tree_code.
753         * tree.h (commutative_tree_code, associative_tree_code): Declare.
754         * fold-const.c (operand_equal_p): Use commutative_tree_code
755         rather than inlining the commutativity check.
756         (fold): Likewise.
757
758 2004-02-02  Kazu Hirata  <kazu@cs.umass.edu>
759
760         * system.h (FUNCTION_ARG_KEEP_AS_REFERENCE): Poison.
761         * config/frv/frv-protos.h: Remove the prototype for
762         frv_function_arg_keep_as_reference.
763         * config/frv/frv.c (frv_function_arg_keep_as_reference):
764         Remove.
765         * config/frv/frv.h (FUNCTION_ARG_KEEP_AS_REFERENCE): Likewise.
766         * config/stormy16/stormy16.h: Remove the commented-out
767         definition of FUNCTION_ARG_KEEP_AS_REFERENCE.
768
769 2004-02-03  Alan Modra  <amodra@bigpond.net.au>
770
771         PR target/13914
772         * config/rs6000/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Use ap
773         for retaddr_column.
774
775 2004-02-02  Kazu Hirata  <kazu@cs.umass.edu>
776
777         * genemit.c (gen_exp): Generate gen_rtx_fmt_e* instead of
778         gen_rtx.
779
780 2004-02-02  Eric Christopher  <echristo@redhat.com>
781             Zack Weinberg  <zack@codesourcery.com>
782
783         * c-opts.c (c_common_handle_option): Add -finput-charset.
784         * c.opt: Ditto.
785         * cppcharset.c (one_iso88591_to_utf8): Remove.
786         (convert_iso88591_utf8): Ditto.
787         (conversion_tab): Remove 8859-1 converter.
788         (_cpp_input_to_utf8): Remove.
789         (_cpp_init_iconv_buffer): Ditto.
790         (_cpp_close_iconv_buffer): Ditto.
791         (_cpp_convert_input): New function.
792         (_cpp_default_encoding): Ditto.
793         * cpphash.h: Add/remove prototypes for above.
794         * cppfiles.c (read_file_guts): Use _cpp_convert_input.
795         * cppinit.c (cpp_create_reader): Use _cpp_default_encoding
796         for narrow execution and input character sets.
797         * cpplib.c (cpp_push_buffer): Delete uses of removed functions.
798         * doc/cppopts.texi: Document -finput-charset.
799
800 2004-02-02  David Edelsohn  <edelsohn@gnu.org>
801
802         * rtlanal.c (refers_to_regno_p): Test regno, not inner_regno,
803         against FIRST_PSEUDO_REGISTER.
804
805 2004-02-02  Eric Botcazou  <ebotcazou@libertysurf.fr>
806
807         * doc/invoke.texi (SPARC options): Further improve.
808
809 2004-02-02  Kazu Hirata  <kazu@cs.umass.edu>
810
811         * config/arm/arm.md, config/c4x/c4x.md, config/cris/cris.md,
812         config/h8300/h8300.c, config/ip2k/ip2k.md,
813         config/iq2000/iq2000.c, config/mips/mips.c,
814         config/rs6000/rs6000.c, config/rs6000/rs6000.md,
815         config/sh/sh.c, config/sh/sh.md, config/stormy16/stormy16.c,
816         config/v850/v850.md: Fix indentation.
817
818 2004-02-02  Eric Botcazou  <ebotcazou@libertysurf.fr>
819
820         * config/sparc/sparc.c (function_arg_slotno): Align TImode
821         arguments on a 16-byte boundary in the parameter array if ARCH64.
822         Split handling of TFmode.
823
824 2004-02-02  Paolo Bonzini  <bonzini@gnu.org>
825
826         * rtlanal.c (reg_overlap_mentioned_p) [!ENABLE_CHECKING]:
827         Don't test CONSTANT_P (x).
828         (reg_overlap_mentioned_p): Merge check for STRICT_LOWPART,
829         ZERO_EXTRACT, SIGN_EXTRACT with the switch statement.
830         Fix misindentation.
831
832 2004-02-02  Eric Botcazou  <ebotcazou@libertysurf.fr>
833
834         * doc/invoke.texi (SPARC options): Document that -mflat is deprecated.
835
836 2004-02-02  Kazu Hirata  <kazu@cs.umass.edu>
837
838         * config/arc/arc.md, config/arm/arm.c, config/arm/arm.md,
839         config/c4x/c4x.c, config/c4x/c4x.md, config/cris/cris.md,
840         config/frv/frv.c, config/h8300/h8300.c, config/ip2k/ip2k.md,
841         config/iq2000/iq2000.c, config/m32r/m32r.c,
842         config/mcore/mcore.c, config/mips/mips.c, config/mmix/mmix.md,
843         config/mn10300/mn10300.c, config/rs6000/rs6000.c,
844         config/rs6000/rs6000.md, config/sh/sh.c, config/sh/sh.md,
845         config/stormy16/stormy16.c, config/v850/v850.md,
846         config/xtensa/xtensa.c: Replace gen_rtx with gen_rtx_fmt_e*.
847
848 2004-02-01  Kazu Hirata  <kazu@cs.umass.edu>
849
850         * config/mcore/mcore.c (block_move_sequence): Replace
851         gen_rtx_CONST_INT with GEN_INT.
852
853 2004-02-02  Jan Hubicka  <jh@suse.cz>
854
855         * alias.c (record_set): Use hard_regno_nregs.
856         * bt-load.c (find_btr_reference, note_btr_set): Likewise.
857         * builtins.c (apply_args_size): Likewise.
858         * caller-save.c (setup_save_areas, save_call_clobbered_regs,
859         mark_set_regs, add_stored_regs, mark_referenced_regs,
860         insert_restore, insert_save, insert_one_insn): Likewise.
861         * cfgcleanup.c: Include regs.h
862         (mark_effect, mentions_nonequal_regs): Likewise.
863         * cfgrtl.c (mark_killed_regs): Likewise
864         * combine.c (update_table_tick, record_value_for_reg,
865         record_dead_and_set_regs, get_last_value_validate, use_crosses_set_p,
866         reg_dead_at_p_1, reg_dead_at_p, mark_used_regs_combine, move_deaths,
867         reg_bitfield_target_p, distribute_notes): Likewise.
868         * cse.c (mention_regs, insert, invalidate, invalidate_for_call,
869         exp_equiv_p, cse_insn): Likewise.
870         * cselib.c (cselib_lookup): Likewise.
871         (cselib_invalidate_regno, cselib_record_set): Likewise.
872         * df.c (df_ref_record): Likewise.
873         * dwarf2out.c (reg_loc_descriptor, multiple_reg_loc_descriptor):
874         Likewise.
875         * flow.c (mark_reg, insn_dead_p, mark_set_1, mark_used_reg,
876         count_or_remove_death_notes_bb): Likewise.
877         * function.c (aggregate_value_p, keep_stack_depressed): Likewise.
878         * gloval.c (global_alloc, find_reg, mark_reg_store, mark_reg_conflicts,
879         mark_reg_death, set_preference, reg_becomes_live, reg_dies): Likewise.
880         * integrate.c (mark_stores): Likewise.
881         * jump.c (delete_prior_computation): Likewise.
882         * lcm.c (reg_dies, reg_becomes_live): Likewise.
883         * local-alloc.c (combine_regs, find_free_reg, post_mark_life): Likewise.
884         * loop.c (LOOP_REGNO_NREGS): Likewise.
885         * postreload.c (reload_combine, reload_combine_note_store,
886         reload_combine_note_use, reload_cse_move2add, move2add_note_store): Likewise.
887         * ra-colorize.c (combine, color_usable_p, get_free_reg,
888         calculate_dont_begin, calculate_dont_begin, colorize_one_web,
889         try_recolor_web, insert_coalesced_conflicts, check_colors,
890         break_precolored_alias): Likewise.
891         * ra-debug.c: Include regs.h
892         (ra_print_rtx_object): Likewise.
893         * ra-rewrite (choose_spill_colors): Likewise.
894         (spill_same_color_p, update_spill_colors, spill_is_free): Likewise.
895         * ra.c (init_ra): Likewise.
896         * recog.c (reg_fits_class_p, peep2_reg_dead_p,
897         peep2_find_free_register): Likewise.
898         * reg-stack.c (subst_stack_regs_pat, convert_regs_exit): Likewise.
899         * regclass.c (hard_regno_nregs): New array.
900         (init_reg_modes_once): Initialize it.
901         (choose_hard_reg_mode): Use it.
902         (record_reg_classes): Likewise.
903         * regmove.c (mark_flags_life_zones): Likewise.
904         * regrename.c (note_sets, clear_dead_regs, regrename_optimize,
905         scan_rtx_reg, dump_def_use_chain, kill_value, set_value_regno,
906         copy_value, maybe_mode_change, find_oldest_value_reg,
907         copyprop_hardreg_forward_1):
908         * regs.h (hard_regno_nregs): Declare.
909         * realod.c (reload_inner_reg_of_subreg): Use it.
910         (push_reload, combine_reloads, find_dummy_reload,
911         hard_reg_set_here_p, operands_match_p, decompose, find_reloads,
912         refers_to_regno_for_reload_p, find_equiv_reg, regno_clobbered_p,
913         reload_adjust_reg_for_mode): Likewise.
914         * reload1.c (compute_use_by_pseudos, count_pseudo,
915         count_spilled_pseudo, find_reg, find_reload_regs, mark_home_live,
916         spill_hard_reg, forget_old_reloads_1, mark_reload_reg_in_use,
917         clear_reload_reg_in_use, reload_reg_free_for_value_p, free_for_value_p
918         allocate_reload_reg, choose_reload_regs, emit_reload_insns,
919         delete_output_reload): Likewise.
920         * resource.c (update_live_status, mark_referenced_resources,
921         mark_set_resources, mark_target_live_regs): Likewise.
922         * rtlanal.c:  Include regs.h
923         (refers_to_regno_p, reg_overlap_mentioned_p, dead_or_set_p,
924         dead_or_set_regno_p, find_regno_note, find_reg_fusage,
925         subreg_regno_offset, subreg_offset_representable_p,
926         hoist_test_store): Likewise.
927         * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
928         * sched-rgn.c (check_live_1, update_live_1): Likewise.
929         * stmt.c: Include regs.h
930         (decl_conflicts_with_clobbers_p): Likewise.
931         * varasm.c (make_decl_rtl): Likewise.
932         * Makefile.in (cfgcleanup.o, rtlanal.o, ra-debug.o): Add regs.h dependnecy.
933
934 2004-02-01  Kazu Hirata  <kazu@cs.umass.edu>
935
936         * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
937         config/arm/linux-gas.h, config/arm/netbsd-elf.h,
938         config/arm/netbsd.h, config/arm/pe.c, config/avr/avr.c,
939         config/avr/avr.h, config/avr/avr.md, config/c4x/c4x.h,
940         config/cris/cris.h, config/fr30/fr30.h, config/frv/frv.c,
941         config/frv/frv.h, config/ip2k/ip2k.c, config/iq2000/iq2000.c,
942         config/iq2000/iq2000.h, config/m32r/m32r.c,
943         config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
944         config/m68hc11/m68hc11.md, config/m68k/m68k.md,
945         config/mcore/mcore.c, config/mcore/mcore.h,
946         config/mcore/mcore.md, config/mips/mips.c,
947         config/ns32k/ns32k.h, config/ns32k/ns32k.md,
948         config/rs6000/rs6000.c, config/s390/s390.c,
949         config/s390/s390.md, config/sparc/sparc.c, config/v850/v850.c,
950         config/xtensa/xtensa.h, config/xtensa/xtensa.md: Replace
951         "gen_rtx (FOO, " with "gen_rtx_FOO (".
952
953 2004-02-01  Kazu Hirata  <kazu@cs.umass.edu>
954
955         * config/h8300/h8300.md (two peephole2's): New.
956
957 2004-02-01  Eric Botcazou  <ebotcazou@libertysurf.fr>
958
959         * config/sparc/sol2-bi.h: Handle TARGET_CPU_ultrasparc3.
960         (CPP_CPU_SPEC): Handle -mcpu=ultrasparc3.
961         (ASM_CPU_SPEC): Likewise
962         * config/sparc/sol2.h: Handle TARGET_CPU_ultrasparc3.
963         (ASM_CPU_SPEC): Remove -mcpu=v8plus.  Handle -mcpu=ultrasparc3.
964
965 2004-02-01  Roger Sayle  <roger@eyesopen.com>
966
967         * builtins.c (expand_builtin_pow): If flag_unsafe_math_optimizations
968         isn't set, don't call expand_builtin_mathfn_2 to use the pow optab.
969         (expand_builtin): Always call expand_builtin_pow.
970
971 2004-02-01  Roger Sayle  <roger@eyesopen.com>
972
973         * builtins.def (BUILT_IN_SIGNBIT, BUILT_IN_SIGNBITF,
974         BUILT_IN_SIGNBITL): New GCC builtins.
975         * builtins.c (expand_builtin_signbit): New function to RTL expand
976         calls to signbit, signbitf and signbitl as inline intrinsics.
977         (expand_builtin): Call expand_builtin_signbit for BUILT_IN_SIGNBIT*.
978         (fold_builtin_signbit): New function to perform constant folding
979         of signbit, signbitf and signbitl.
980         (fold_builtin): Call fold_builtin_signbit for BUILT_IN_SIGNBIT*.
981
982         * doc/extend.texi: Document new signbit{,f,l} builtins.
983
984 2004-02-01  Richard Sandiford  <rsandifo@redhat.com>
985
986         * config/mips/mips.md (adddi3_internal_2): Remove superfluous %s.
987
988 2004-02-01  Chris Demetriou  <cgd@broadcom.com>
989
990         * config/mips/mips.h (PREDICATE_CODES): Remove entries for
991         "mips_const_double_ok" and "simple_memory_operand", which were
992         removed from the MIPS port with the mips-3_4-rewrite branch merge.
993         * config/mips/mips.c (mips16_lay_out_constants): Update comment
994         for removal of simple_memory_operand.
995
996 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
997
998         * config/c4x/c4x.md: Use GEN_INT instead of
999         gen_rtx (CONST_INT, ...).
1000
1001 2004-01-31  Richard Henderson  <rth@redhat.com>
1002
1003         * varasm.c (output_constant_pool): Don't zap the pool.
1004
1005 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
1006
1007         * genrecog.c (decision_type): Add DT_const_int.
1008         (write_cond) [DT_const_int]: Print a comparison against small
1009         constant.
1010         (write_node): Simplify comparisons against small constants
1011         before printing tests.
1012
1013 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
1014
1015         * config/m32r/m32r.c (m32r_load_pic_register): Use GEN_INT
1016         instead of gen_rtx_CONST_INT.
1017
1018 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
1019
1020         * config/xtensa/xtensa.h (DYNAMIC_CHAIN_ADDRESS): Use GEN_INT
1021         instead of gen_rtx_CONST_INT.
1022
1023 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
1024
1025         * target-def.h (TARGET_STRICT_ARGUMENT_NAMING): Define as
1026         hook_bool_CUMULATIVE_ARGS_false.
1027         * targhooks.c (default_strict_argument_naming): Rename to
1028         hook_bool_CUMULATIVE_ARGS_false.
1029         * targhooks.h: Update the prototype for
1030         default_strict_argument_naming.
1031
1032 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
1033
1034         * config/sh/sh.c: Replace "gen_rtx (FOO, " with "gen_rtx_FOO (".
1035         * config/sh/sh.h: Likewise.
1036         * config/sh/sh.md: Likewise.
1037
1038 2004-01-31  Eric Botcazou  <ebotcazou@libertysurf.fr>
1039
1040         * doc/invoke.texi (SPARC options): Restructure and update.
1041
1042 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
1043
1044         * system.h (PROMOTE_FUNCTION_ARGS, STRUCT_VALUE_INCOMING, and
1045         STRICT_ARGUMENT_NAMING): Poison.
1046         * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS): Define as
1047         hook_bool_tree_false.
1048         * targhooks.c (default_promote_function_args): Remove.
1049         (default_struct_value_rtx): Don't use STRUCT_VALUE_INCOMING.
1050         Don't check incoming.
1051         (default_strict_argument_naming): Don't use
1052         STRICT_ARGUMENT_NAMING.
1053         * targhooks.h: Remove the prototype for
1054         default_promote_function_args.
1055
1056 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
1057
1058         * config/i386/i386-protos.h: Remove the prototype for
1059         ix86_setup_incoming_varargs.
1060         * config/i386/i386.c (TARGET_SETUP_INCOMING_VARARGS): New.
1061         (ix86_setup_incoming_varargs): Make it static.
1062         * config/i386/i386.h (SETUP_INCOMING_VARARGS): Remove.
1063
1064 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
1065
1066         * alloc-pool.c: Fix comment typos.
1067         * builtin-types.def: Likewise.
1068         * builtins.def: Likewise.
1069         * c-pretty-print.c: Likewise.
1070         * df.h: Likewise.
1071         * reload1.c: Likewise.
1072
1073 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
1074
1075         * doc/invoke.texi: Follow spelling conventions.
1076         * doc/tm.texi: Likewise.
1077
1078 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
1079
1080         * doc/install.texi: Fix typos.
1081         * doc/invoke.texi: Likewise.
1082
1083 2004-01-31  Ulrich Weigand  <uweigand@de.ibm.com>
1084
1085         * config/s390/s390.c (s390_decompose_address): Do not treat virtual
1086         registers as pointers.
1087         * config/s390/s390.md ("*la_31" second peephole2): Fix incorrect mode.
1088
1089 2004-01-31  Paolo Bonzini  <bonzini@gnu.org>
1090
1091         * combine.c (cse_main): Set gen_lowpart to gen_lowpart_for_combine
1092         and restore it to gen_lowpart_general on exit.
1093         (gen_lowpart_for_combine): Adjust all callers to go through
1094         gen_lowpart.
1095         * cse.c (cse_main): Set gen_lowpart to gen_lowpart_if_possible
1096         and restore it to gen_lowpart_general on exit.
1097         (gen_lowpart_if_possible): Adjust all callers to go through
1098         gen_lowpart.
1099         * emit-rtl.c (gen_lowpart_general): New name of gen_lowpart.
1100         (gen_lowpart): Declare as pointer to function, initialized to
1101         gen_lowpart_general.
1102         * rtl.h (gen_lowpart): Declare as pointer to function.
1103
1104 2004-01-31  Kazu Hirata  <kazu@cs.umass.edu>
1105
1106         * bt-load.c: Replace "gen_rtx (FOO, " with "gen_rtx_FOO (".
1107         * calls.c: Likewise.
1108         * emit-rtl.c: Likewise.
1109         * function.c: Likewise.
1110         * reload1.c: Likewise.
1111         * config/i386/cygming.h: Likewise.
1112         * config/i386/i386.c: Likewise.
1113         * config/i386/winnt.c: Likewise.
1114
1115 2004-01-30  Dara Hazeghi  <dhazeghi@yahoo.com>
1116
1117         PR bootstrap/9249
1118         * doc/install.texi: document --enable-__cxa_atexit option.
1119         * configure.ac: Disable __cxa_atexit if not supported.
1120         * configure: Regenerate.
1121
1122 2003-01-30  Daniel Berlin  <dberlin@dberlin.org>
1123
1124         * ggc-zone.c (ggc_free): New function.
1125
1126 2004-01-30  Kazu Hirata  <kazu@cs.umass.edu>
1127
1128         alloc-pool.c, c-lex.c, c-pragma.h, c-semantics.c, cfghooks.c,
1129         cfghooks.h, cfglayout.c, cfgloopmanip.c, debug.c, debug.h,
1130         flow.c, genextract.c, ggc-common.c, ggc-page.c, ggc.h,
1131         ifcvt.c, jump.c, loop-unswitch.c, timevar.c, timevar.def,
1132         tree-optimize.c, vmsdbgout.c, config/fp-bit.c,
1133         config/alpha/alpha.c, config/alpha/alpha.h,
1134         config/alpha/alpha.md, config/alpha/unicosmk.h,
1135         config/alpha/vms.h, config/arm/linux-elf.h, config/avr/avr.c,
1136         config/c4x/c4x-protos.h, config/c4x/c4x.md,
1137         config/d30v/d30v.h, config/frv/frv.md, config/frv/frvbegin.c,
1138         config/frv/frvend.c, config/i386/cygming.h,
1139         config/i386/djgpp.h, config/i386/emmintrin.h,
1140         config/i386/gthr-win32.c, config/i386/i386-interix.h,
1141         config/i386/i386-protos.h, config/i386/openbsd.h,
1142         config/i386/winnt.c, config/i386/xm-mingw32.h,
1143         config/i386/xmmintrin.h, config/ia64/ia64.md,
1144         config/iq2000/iq2000.md, config/m32r/m32r.md,
1145         config/m68k/m68k.md, config/mcore/mcore-elf.h,
1146         config/mcore/mcore.md, config/mips/elf.h, config/mips/elf64.h,
1147         config/mips/iris5gas.h, config/mips/iris6.h,
1148         config/mips/iris6gas.h, config/mips/linux.h,
1149         config/mips/mips.md, config/mips/netbsd.h,
1150         config/mips/openbsd.h, config/mips/windiss.h,
1151         config/pa/fptr.c, config/rs6000/aix.h,
1152         config/rs6000/altivec.h, config/rs6000/darwin.h,
1153         config/rs6000/xcoff.h, config/s390/s390-protos.h,
1154         config/s390/s390.c, config/s390/s390.h, config/s390/s390.md,
1155         config/sh/netbsd-elf.h, config/sh/sh.h, config/sh/vxworks.h,
1156         config/sparc/sol2.h: Update copyright.
1157
1158 2004-01-30  Kelley Cook  <kcook@gcc.gnu.org>
1159
1160         * Makefile.in (abs_docdir, abs_srcdir): Define.
1161         (doc/%.dvi, doc/gccinstall.dvi): Use $(abs_docdir).
1162
1163 2004-01-30  Kazu Hirata  <kazu@cs.umass.edu>
1164
1165         * genconfig.c (main): Have CC0_P check its operand even on a
1166         target without cc0.
1167
1168 2004-01-30  Kazu Hirata  <kazu@cs.umass.edu>
1169
1170         * config/alpha/alpha.c: Remove mentions of deprecates macros
1171         in comments, remove some target-independent comments about target
1172         macros, and/or add minimal function comments for target hook
1173         implementations.
1174         * config/avr/avr.c: Likewise.
1175         * config/ia64/ia64.h: Likewise.
1176         * config/ip2k/ip2k.c: Likewise.
1177         * config/iq2000/iq2000.c: Likewise.
1178         * config/m32r/m32r.h: Likewise.
1179         * config/m68hc11/m68hc11.c: Likewise.
1180         * config/mcore/mcore.c: Likewise.
1181         * config/mmix/mmix.c: Likewise.
1182         * config/mn10300/mn10300.c: Likewise.
1183         * config/pa/pa.c: Likewise.
1184         * config/pdp11/pdp11.c: Likewise.
1185         * config/rs6000/rs6000.h: Likewise.
1186         * config/sh/sh.c: Likewise.
1187         * config/sh/sh.h: Likewise.
1188         * config/sparc/sparc.c: Likewise.
1189         * config/sparc/sparc.h: Likewise.
1190         * config/stormy16/stormy16.c: Likewise.
1191         * config/xtensa/xtensa.c: Likewise.
1192
1193 2004-01-30  Ulrich Weigand  <uweigand@de.ibm.com>
1194
1195         PR optimization/12147
1196         * reload1.c (reload_reg_free_p): RELOAD_OTHER conflicts with
1197         RELOAD_FOR_OPADDR_ADDR.
1198         (reload_reg_reaches_end_p): RELOAD_FOR_OTHER_ADDRESS register
1199         might be reused as RELOAD_FOR_OPADDR_ADDR register.
1200
1201 2004-01-30  Jan Hubicka  <jh@suse.cz>
1202
1203         * reload.c (get_secondary_mem): Fix updating of
1204         secondary_memlocs_elim_used.
1205
1206 2004-01-30  Richard Henderson  <rth@redhat.com>
1207
1208         * varasm.c (struct rtx_const, struct pool_constant): Remove.
1209         (MAX_RTX_HASH_TABLE): Remove.
1210         (const_rtx_hash_table, const_rtx_sym_hash_table): Remove.
1211         (first_pool, last_pool, pool_offset): Remove.
1212         (struct rtx_constant_pool): Split out from ...
1213         (struct varasm_status): ... here.  Reference one via pointer.
1214         (struct constant_descriptor_rtx): Merge struct pool_constant.
1215         (SYMHASH): Remove.
1216         (decode_rtx_const): Remove.
1217         (const_hash_rtx, compare_constant_rtx): Remove.
1218         (record_constant_rtx): Remove.
1219         (const_desc_rtx_hash, const_desc_rtx_eq): New.
1220         (const_desc_rtx_sym_hash, const_desc_rtx_sym_eq): New.
1221         (const_rtx_hash_1, const_rtx_hash): New.
1222         (init_varasm_status): Allocate a rtx_constant_pool, and its hashes.
1223         (simplify_subtraction): Use simplify_rtx.
1224         (force_const_mem): Rewrite to use new data structures.
1225         (find_pool_constant): Likewise.
1226         (get_pool_constant, get_pool_constant_mark,
1227         get_pool_constant_for_function, get_pool_mode,
1228         get_pool_mode_for_function, get_pool_offset, get_pool_size): Likewise.
1229         (output_constant_pool_2): Split out from output_constant_pool.
1230         (output_constant_pool_1): Likewise.  Use new pool datastructures.
1231         (output_constant_pool): Zap entire pool datastructure.
1232         (mark_constant): Use new pool datastructures.
1233         (mark_constants): Use for_each_rtx.
1234         (mark_constant_pool): Use new pool datastructures.
1235
1236 2004-01-30  Fariborz Jahanian <fjahanian@apple.com>
1237
1238         * config/rs6000/rs6000.c (rs6000_emit_move): Remove #if 0.
1239         Copy operands[1] to pseudo for simplify_gen_subreg.
1240
1241 2004-01-30  Kazu Hirata  <kazu@cs.umass.edu>
1242
1243         * gcse.c (bypass_block): Fix a typo in the previous check-in
1244         to the file.
1245
1246 2004-01-30  Andrew Pinski <pinskia@physics.uc.edu>
1247
1248         * toplev.c: Include alloc-pool.h.
1249         * Makefile.in (toplev.c): Update dependencies.
1250
1251 2004-01-30  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
1252
1253         * combine.c (simplify_shift_const, case XOR): Be careful when
1254         commuting XOR with ASHIFTRT.
1255
1256 2004-01-30  Kazu Hirata  <kazu@cs.umass.edu>
1257             Eric Botcazou  <ebotcazou@libertysurf.fr>
1258
1259         * config/sparc/sparc-protos.h: Remove the prototype for
1260         sparc_builtin_saveregs.
1261         * config/sparc/sparc.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
1262         (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
1263         (TARGET_PROMOTE_PROTOTYPES): Likewise.
1264         (TARGET_STRUCT_VALUE_RTX): Likewise.
1265         (TARGET_RETURN_IN_MEMORY): Likewise.
1266         (TARGET_EXPAND_BUILTIN_SAVEREGS): Likewise.
1267         (TARGET_STRICT_ARGUMENT_NAMING): Likewise.
1268         (sparc_builtin_saveregs): Make it static.
1269         (sparc_promote_prototypes): New.
1270         (sparc_struct_value_rtx): Likewise.
1271         (sparc_return_in_memory): Likewise.
1272         * config/sparc/sparc.h: (PROMOTE_FUNCTION_ARGS): Remove.
1273         (PROMOTE_FUNCTION_RETURN): Likewise.
1274         (RETURN_IN_MEMORY): Likewise.
1275         (STRUCT_VALUE): Likewise.
1276         (STRUCT_VALUE_INCOMING): Likewise.
1277         (EXPAND_BUILTIN_SAVEREGS): Likewise.
1278         (STRICT_ARGUMENT_NAMING): Likewise.
1279         (PROMOTE_PROTOTYPES): Likewise.
1280
1281         * config/sparc/sparc.h (PROMOTE_MODE): Use word_mode.
1282
1283 2004-01-30  Eric Botcazou  <ebotcazou@libertysurf.fr>
1284
1285         PR c/12818
1286         * varasm.c (const_hash_1) <STRING_CST>: Use the
1287         address to compute the hash value if flag_writable_strings.
1288         (compare_constant) <STRING_CST>: Compare the addresses
1289         if flag_writable_strings.
1290         (build_constant_desc): Do not copy the expression for a
1291         STRING_CST if flag_writable_strings.
1292
1293 2004-01-30  Jan Hubicka  <jh@suse.cz>
1294
1295         * alloc-pool.c: Include hashtab.h
1296         (alloc_pool_descriptor): New structure
1297         (alloc_pool_hash): New global variable.
1298         (hash_descriptor, eq_descriptor, alloc_pool_descriptor): New.
1299         (create_alloc_pool): Update statistics.
1300         (free_alloc_pool): Likewise.
1301         (pool_alloc): Likewise.
1302         (output_info): New structure
1303         (print_statistics, dump_alloc_pool_statistics): New function.
1304         * alloc-pool.h (alloc_pool_def): Turn name to be constant.
1305         (dump_alloc_pool_statistics): Declare.
1306         * toplev.c (finalize):  Dump statistics.
1307
1308         * reload.c (secondary_memlocs_elim_used): New static variable.
1309         (get_secondary_mem): Update it.
1310         (find_reloads): Use it.
1311
1312 2004-01-30  Steven Bosscher <s.bosscher@student.tudelft.nl>
1313
1314         * toplev.c: Fix broken checkin of 2003-12-30, again.
1315
1316 2004-01-30  Ulrich Weigand  <uweigand@de.ibm.com>
1317
1318         * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
1319         s390*-*-* targets by specifying a 'nop' insn.
1320         * configure: Regenerate.
1321
1322 2004-01-30  Eric Botcazou  <ebotcazou@libertysurf.fr>
1323
1324         PR target/11475
1325         * config/sparc/sparc.md (movhi_lo_sum): Tighten predicates.
1326
1327 2004-01-29  Jakub Jelinek  <jakub@redhat.com>
1328
1329         * emit-rtl.c (change_address): Use XEXP (memref, 0) instead
1330         of addr when creating MEM copy.
1331
1332 2004-01-29  Devang Patel  <dpatel@apple.com>
1333
1334         * dwarf2out.c (gen_field_die): Do not equate decl number to die.
1335
1336 2004-01-28  Ian Lance Taylor  <ian@wasabisystems.com>
1337
1338         PR inline-asm/6162
1339         * reload.c (find_reloads): Only support one pair of commutative
1340         operands.
1341
1342 2004-01-29  Roger Sayle  <roger@eyesopen.com>
1343
1344         PR java/13824
1345         * tree.c (unsafe_for_reeval): Handle EXIT_BLOCK_EXPR nodes specially
1346         as their EXIT_BLOCK_LABELED_BLOCK operands can lead to unbounded
1347         recursion.
1348
1349 2004-01-29  Kazu Hirata  <kazu@cs.umass.edu>
1350
1351         * config/frv/frv.c: Don't mention deprecated macros in
1352         comments.  Remove some target-independent comments about
1353         target macros.
1354         * config/frv/frv.h: Likewise.
1355
1356 2004-01-29  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
1357
1358         * cfghooks.c (split_block): Set probability and count of the
1359         new edge.
1360
1361 2005-01-29  Josef Zlomek  <zlomekj@suse.cz>
1362
1363         * dwarf2out.c (struct die_struct): Added field decl_id.
1364         (decl_die_table): Changed to hash table.
1365         (decl_die_table_allocated): Deleted.
1366         (decl_die_table_in_use): Deleted.
1367         (DECL_DIE_TABLE_INCREMENT): Deleted.
1368         (decl_die_table_hash): New function.
1369         (decl_die_table_eq): New function.
1370         (lookup_decl_die): Lookup in a hash table.
1371         (equate_decl_number_to_die): Insert into a hash table.
1372         (dwarf2out_init): Init hash table decl_die_table.
1373
1374 2004-01-29  Jakub Jelinek  <jakub@redhat.com>
1375
1376         PR optimization/13424
1377         * expr.c (store_constructor): Revert 2003-12-03 change.
1378
1379         * emit-rtl.c (change_address): Check also if MEM_ATTRS is set as
1380         expected before returning early.  Avoid sharing RTL if they
1381         need to be changed.
1382
1383         * config/i386/i386.c (ix86_expand_movstr): Rework rep_mov and strmov
1384         handling so that memory attributes are preserved.  Don't call
1385         ix86_set_move_mem_attrs.
1386         (ix86_set_move_mem_attrs_1, ix86_set_move_mem_attrs): Removed.
1387         (ix86_expand_clrstr): Rename src argument to
1388         dst.  Rework rep_stos and strset handling so that memory attributes
1389         are preserved.
1390         (ix86_expand_strlen): Pass src argument to
1391         ix86_expand_strlensi_unroll_1.  Rework strlenqi_1 handling so that
1392         memory attributes are preserved.
1393         (ix86_expand_strlensi_unroll_1): Add src argument.  Use
1394         change_address instead of gen_rtx_MEM.
1395         * config/i386/i386.md (strmov, strmov_singleop, rep_mov): New
1396         expanders.
1397         (strmovdi_rex64, strmovsi, strmovsi_rex64, strmovhi, strmovhi_rex64,
1398         strmovqi, strmovqi_rex64): Remove.
1399         (rep_mov*, strmov*): Prefix insn names with *.
1400         (strset, strset_singleop, rep_stos): New expanders.
1401         (strsetdi_rex64, strsetsi, strsetsi_rex64, strsethi, strsethi_rex64,
1402         strsetqi, strsetqi_rex64): Remove.
1403         (rep_stos*, strset*): Prefix insn names with *.
1404         (rep_stosqi_rex64): Likewise.  Fix mode of dirflag reg from DImode
1405         to SImode.
1406         (cmpstrsi): Rework cmpstrqi_1 handling so that memory attributes
1407         are preserved.
1408         (cmpstrqi_nz_1, cmpstrqi_nz_rex_1, cmpstrqi_1, cmpstrqi_rex_1):
1409         Prefix insn names with *.
1410         (cmpstrqi_nz_1, cmpstrqi_1): New expanders.
1411         (strlenqi_1, strlenqi_rex_1): Prefix insn names with *.
1412         (strlenqi_1): New expander.
1413         * config/i386/i386.h (ix86_set_move_mem_attrs): Remove prototype.
1414
1415 2004-01-29  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
1416
1417         * Makefile.in (cfghooks.o): Add TIMEVAR_H and toplev.h dependency.
1418         * basic-block.h (tidy_fallthru_edge, tidy_fallthru_edges, dump_bb,
1419         verify_flow_info): Declaration removed.
1420         * cfg.c (verify_flow_info, dump_bb): Moved to cfghooks.c.
1421         (debug_bb, debug_bb_n): Add argument to dump_bb call.
1422         * cfgcleanup.c (try_simplify_condjump, try_crossjump_to_edge,
1423         try_optimize_cfg, delete_unreachable_blocks): Use delete_basic_block
1424         instead of delete_block.
1425         * cfghooks.c: Include timevar.h and toplev.h.
1426         (cfg_hooks): Define here.
1427         (verify_flow_info, dump_bb): Moved from cfg.c.
1428         (redirect_edge_and_branch, redirect_edge_and_branch_force,
1429         split_block, split_block_after_labels, move_block_after,
1430         delete_basic_block, split_edge, create_basic_block,
1431         create_empty_bb, can_merge_blocks_p, merge_blocks,
1432         make_forwarder_block, tidy_fallthru_edge, tidy_fallthru_edges):
1433         New functions.
1434         * cfghooks.h (struct cfg_hooks): Added fields name,
1435         make_forwarder_block, tidy_fallthru_edge and
1436         move_block_after. Changed type of verify_flow_info, dump_bb,
1437         split_block fields. Renamed cfgh_split_edge and delete_block
1438         fields.
1439         (redirect_edge_and_branch, redirect_edge_and_branch_force,
1440         split_block, delete_block, split_edge, create_basic_block,
1441         can_merge_blocks_p, merge_blocks): Macros removed.
1442         (cfg_hooks): Do not export.
1443         (verify_flow_info, dump_bb, redirect_edge_and_branch,
1444         redirect_edge_and_branch_force, split_block, split_block_after_labels,
1445         move_block_after, delete_basic_block, split_edge, create_basic_block,
1446         create_empty_bb, can_merge_blocks_p, merge_blocks,
1447         make_forwarder_block, tidy_fallthru_edge, tidy_fallthru_edges):
1448         Declare.
1449         (cfg_layout_rtl_cfg_hooks): Declare.
1450         * cfgloop.c (update_latch_info, mfb_keep_just, mfb_keep_nonlatch):
1451         New functions.
1452         (canonicalize_loop_headers): Use new semantics of make_forwarder_block.
1453         (redirect_edge_with_latch_update): Removed.
1454         (make_forwarder_block): Moved to cfghooks.c, semantics changed.
1455         * cfgloopmanip.c (remove_bbs): Do not update dominators here.
1456         * cfgrtl.c (cfg_layout_split_block, rtl_split_block, rtl_dump_bb,
1457         rtl_delete_block, rtl_split_block, rtl_merge_blocks,
1458         tidy_fallthru_edge, rtl_split_edge, cfg_layout_delete_block,
1459         cfg_layout_merge_blocks, cfg_layout_split_edge): Partly moved to
1460         cfghooks.c.
1461         (rtl_create_basic_block): Coding style fix.
1462         (rtl_tidy_fallthru_edge, rtl_move_block_after,
1463         rtl_make_forwarder_block): New functions.
1464         (update_cfg_after_block_merging): Removed.
1465         (rtl_cfg_hooks, cfg_layout_rtl_cfg_hooks): Fill in new entries.
1466         * flow.c (verify_wide_reg, verify_local_live_at_start): Add argument
1467         to dump_bb.
1468         * ifcvt.c (merge_if_block, find_cond_trap, find_if_case_1,
1469         find_if_case_2): Don't update dominators.
1470         * timevar.def (TV_CFG_VERIFY): New.
1471         * loop-unswitch.c (unswitch_loop): Don't call add_to_dominance_info.
1472         * cfglayout.c (copy_bbs): Don't call add_to_dominance_info.
1473         * cfgloopmanip.c (split_loop_bb): Don't update dominators.
1474         (remove_bbs): Don't call remove_bbs.
1475         (create_preheader): Use make_forwarder_block.
1476         (mfb_keep_just, mfb_update_loops): New static functions.
1477
1478 2004-01-29  Kazu Hirata  <kazu@cs.umass.edu>
1479
1480         * config/avr/avr.h: Remove target-independent comments about
1481         target macros.
1482
1483 2004-01-28  Daniel Berlin  <dberlin@dberlin.org>
1484
1485         * timevar.c (timevar_print): Mention when checking is enabled.
1486
1487 2004-01-28  Giovanni Bajo  <giovannibajo@gcc.gnu.org>
1488
1489         * c-lex.c (c_lex): Rename to...
1490         (c_lex_with_flags): Add new parameter to get CPP flags.
1491         (c_lex): Thunk to c_lex_with_flags while keeping the old interface.
1492         * c-pragma.h (c_lex_with_flags): Declare.
1493
1494 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
1495
1496         * config/mcore/mcore.c (mcore_external_libcall): Add a
1497         comment.
1498         (mcore_return_in_memory): Likewise.
1499
1500 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
1501
1502         * config/mcore/mcore-protos.h: Remove the prototype for
1503         mcore_setup_incoming_varargs.
1504         * config/mcore/mcore.c (TARGET_ASM_EXTERNAL_LIBCALL): New.
1505         (TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
1506         (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
1507         (TARGET_PROMOTE_PROTOTYPES): Likewise.
1508         (TARGET_STRUCT_VALUE_RTX): Likewise.
1509         (TARGET_RETURN_IN_MEMORY): Likewise.
1510         (TARGET_SETUP_INCOMING_VARARGS): Likewise.
1511         (mcore_setup_incoming_varargs): Make it static.  Receive the
1512         first argument by reference.  Add argument second_time.
1513         (mcore_external_libcall): New.
1514         (mcore_return_in_memory): Likewise.
1515         * config/mcore/mcore.h (PROMOTE_FUNCTION_ARGS): New.
1516         (PROMOTE_FUNCTION_RETURN): Likewise.
1517         (STRUCT_VALUE): Likewise.
1518         (RETURN_IN_MEMORY): Likewise.
1519         (SETUP_INCOMING_VARARGS): Likewise.
1520         (PROMOTE_PROTOTYPES): Likewise.
1521         (ASM_OUTPUT_EXTERNAL_LIBCALL): Likewise.
1522
1523 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
1524
1525         * config/m32r/m32r-protos.h: Remove the prototype for
1526         m32r_setup_incoming_varargs.
1527         * config/m32r/m32r.c (TARGET_PROMOTE_PROTOTYPES): New.
1528         (TARGET_STRUCT_VALUE_RTX): Likewise.
1529         (TARGET_RETURN_IN_MEMORY): Likewise.
1530         (TARGET_SETUP_INCOMING_VARARGS): Likewise.
1531         (m32r_return_in_memory): New.
1532         (m32r_setup_incoming_varargs): Make it static.
1533         * config/m32r/m32r.h: Remove #undef of
1534         ASM_OUTPUT_EXTERNAL_LIBCALL.  Remove the commented-out
1535         definitions of PROMOTE_FUNCTION_ARGS and
1536         PROMOTE_FUNCTION_RETURN.
1537         (PROMOTE_PROTOTYPES): Remove.
1538         (RETURN_IN_MEMORY): Likewise.
1539         (STRUCT_VALUE): Likewise.
1540
1541 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
1542
1543         * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES): New.
1544         (TARGET_STRUCT_VALUE_RTX): Likewise.
1545         (m68k_struct_value_rtx): Likewise.
1546         * config/m68k/m68k.h (STRUCT_VALUE_REGNUM): Rename to
1547         STRUCT_VALUE_REGNUM.
1548         (PROMOTE_PROTOTYPES): Remove.
1549         * config/m68k/m68kelf.h (STRUCT_VALUE_REGNUM): Rename to
1550         STRUCT_VALUE_REGNUM.
1551         * config/m68k/m68kv4.h (STRUCT_VALUE_REGNUM): Likewise.
1552         * config/m68k/netbsd-elf.h (STRUCT_VALUE_REGNUM): Likewise.
1553
1554 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
1555
1556         * config/stormy16/stormy16.c
1557         (TARGET_BUILD_BUILTIN_VA_LIST_TYPE): Rename to
1558         TARGET_BUILD_BUILTIN_VA_LIST.
1559
1560 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
1561
1562         * config/v850/v850.c (TARGET_PROMOTE_PROTOTYPES): New.
1563         (TARGET_STRUCT_VALUE_RTX): Likewise.
1564         (TARGET_RETURN_IN_MEMORY): Likewise.
1565         (TARGET_SETUP_INCOMING_VARARGS): Likewise.
1566         (v850_return_in_memory): Likewise.
1567         (v850_setup_incoming_varargs): Likewise.
1568         * config/v850/v850.h (PROMOTE_PROTOTYPES): Remove.
1569         (SETUP_INCOMING_VARARGS): Likewise.
1570         (RETURN_IN_MEMORY): Likewise.
1571         (STRUCT_VALUE): Likewise.
1572
1573 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
1574
1575         * config/fr30/fr30.c (TARGET_PROMOTE_PROTOTYPES): New.
1576         (fr30_setup_incoming_varargs): Don't use
1577         STRICT_ARGUMENT_NAMING.
1578         * config/fr30/fr30.h (PROMOTE_PROTOTYPES): Remove.
1579         (STRICT_ARGUMENT_NAMING): Likewise.
1580
1581 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
1582
1583         * config/frv/frv-protos.h: Remove the prototype for
1584         frv_expand_builtin_saveregs.
1585         * config/frv/frv.c (TARGET_STRUCT_VALUE_RTX): Likewise.
1586         (TARGET_EXPAND_BUILTIN_SAVEREGS): Likewise.
1587         (frv_stack_info): Use FRV_STRUCT_VALUE_REGNUM instead of
1588         STRUCT_VALUE_REGNUM.
1589         (frv_expand_builtin_saveregs): Make it static.
1590         (frv_struct_value_rtx): New.
1591         * config/frv/frv.h (EXPAND_BUILTIN_SAVEREGS): Remove.
1592
1593 2004-01-29  Jan Hubicka  <jh@suse.cz>
1594
1595         PR c++/12850
1596         * cgraph.c (cgraph_remove_node): Clear out saved/insns/arguments and
1597         initial pointers.
1598         * cgraphunit.c (cgraph_finalize_function): Clear out DECL_SAVED_INSNS
1599         for functions that will be only inlined.
1600         (cgraph_mark_function_to_output): Likewise.
1601         (cgraph_expand_function): Sanity check that DECL_DEFER_OUTPUT is clear;
1602         do not clear function body.
1603         * tree-optimize.c (clear_decl_rtl): Use decl_function_context.
1604         (tree_rest_of_compilation): Reorganize the logic releasing function
1605         body to use callgraph datastructure.
1606
1607 2004-01-28  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1608
1609         * pa.md: Change predicate of a peephole2 pattern from reg_or_0_operand
1610         to register_operand.
1611
1612 2004-01-28  Zack Weinberg  <zack@codesourcery.com>
1613
1614         * config/ia64/ia64.md (fetchadd_acq_si, fetchadd_acq_di)
1615         (cmpxchg_acq_si, cmpxchg_acq_di): Exchange match_dup and
1616         match_operand expressions so that all match_dups appear
1617         lexically after their corresponding match_operands.
1618
1619 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
1620
1621         * config/h8300/h8300.c (WORD_REG_USED): Use
1622         HARD_FRAME_POINTER_REGNUM instead of FRAME_POINTER_REGNUM.
1623         (compute_saved_regs): Likewise.
1624         (h8300_expand_prologue): Likewise.  Allocate locals after
1625         saving registers.
1626         (h8300_expand_epilogue): Use HARD_FRAME_POINTER_REGNUM instead
1627         of FRAME_POINTER_REGNUM.  Deallocate locals before saving
1628         registers.
1629         (h8300_initial_elimination_offset): Adjust for the new frame
1630         layout, which swaps flips the order of locals and saved
1631         registers.
1632         * config/h8300/h8300.h (FIRST_PSEUDO_REGISTER): Change to 12.
1633         (HARD_FRAME_POINTER_REGNUM): New.
1634         (ELIMINABLE_REGS): Add an elimination rule from
1635         FRAME_POINTER_REGNUM to HARD_FRAME_POINTER_REGNUM.
1636         (REGISTER_NAMES): Add fp.
1637         * config/h8300/h8300.md (FP_REG): Change to 11.
1638         (HFP_REG): New.
1639
1640 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
1641
1642         * genrecog.c (write_node): Remove a useless local variable.
1643
1644 2004-01-28  Ian Lance Taylor  <ian@wasabisystems.com>
1645
1646         * Makefile.in (options.c options.h): Use stamp file s-options to
1647         avoid unnecessary rebuilds.
1648         (options.o): New target listing dependencies.
1649         (gtyp-gen.h): Use stamp file s-gtyp-gen.
1650         (STAGESTUFF): Add s-gtyp-gen.
1651
1652 2004-01-28  Richard Henderson  <rth@redhat.com>
1653
1654         * ggc.h (ggc_free): Declare.
1655         * ggc-common.c (ggc_realloc): Use it.
1656         * ggc-page.c: Remove lots of inline markers.
1657         (globals): Add free_object_list.
1658         (ggc_alloc): Tidy.
1659         (ggc_free, validate_free_objects): New.
1660         (poison_pages): Provide default.
1661         (ggc_collect): Call validate_free_objects; emit markers to
1662         the debug file.
1663
1664 2004-01-28  Zack Weinberg  <zack@codesourcery.com>
1665             Jim Wilson  <wilson@specifixinc.com>
1666
1667         * config/ia64/ia64.c (ia64_split_tmode, ia64_split_tmode_move):
1668         Rewrite to use POST_INC/POST_DEC/POST_MODIFY instead of a
1669         scratch pointer.
1670         (ia64_secondary_reload_class): Delete case GR_REGS.
1671         * config/ia64/ia64.md (movti, *movti_internal, movtf, *movtf_internal):
1672         Do not allocate a scratch register.
1673         (reload_inti, reload_outti, reload_intf, reload_outtf): Delete.
1674
1675 2004-01-28  Jan Hubicka  <jh@suse.cz>
1676
1677         * gcse.c (bypass_block): Prevent edges to be unified when we are
1678         about to emit compenstation code.
1679
1680 2004-01-28  Nick Clifton  <nickc@redhat.com>
1681
1682         * config/arm/arm.c (arm_expand_builtin): Force second argument of
1683         the setcwx insn into a register.
1684
1685 2004-01-28  Richard Sandiford  <rsandifo@redhat.com>
1686
1687         * config/fp-bit.c (pack_d): When using paired doubles to implement
1688         a long double, round the high part separately.
1689         (unpack_d): Fix the case in which the high part is a power of two
1690         and the low part is a nonzero value of the opposite sign.
1691
1692 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
1693
1694         * config/c4x/c4x.c (TARGET_ASM_EXTERNAL_LIBCALL): New.
1695         (TARGET_STRUCT_VALUE_RTX): Likewise.
1696         (c4x_external_libcall): Likewise.
1697         (c4x_struct_value_rtx): Likewise.
1698         * config/c4x/c4x.h: Remove.
1699         (STRUCT_VALUE_REGNUM): Likewise.
1700         (ASM_OUTPUT_EXTERNAL_LIBCALL): Likewise.
1701
1702 2004-01-28  Kazu Hirata  <kazu@cs.umass.edu>
1703
1704         * config/i386/i386.c (TARGET_PROMOTE_PROTOTYPES): New.
1705         (TARGET_STRUCT_VALUE_RTX): Likewise.
1706         * config/i386/i386.h (STRUCT_VALUE_INCOMING): Remove.
1707         (STRUCT_VALUE): Likewise.
1708         (PROMOTE_PROTOTYPES): Likewise.
1709
1710 2004-01-27  Roger Sayle  <roger@eyesopen.com>
1711
1712         * config/pa/pa.c (emit_move_sequence): Check that operand1 is a
1713         CONST_INT before using INTVAL.
1714
1715 2004-01-27  Ulrich Weigand  <uweigand@de.ibm.com>
1716
1717         * config/s390/s390.h (TARGET_DEFAULT): Default to !TARGET_BACKCHAIN.
1718         * config/s390/s390.c (s390_return_addr_rtx): Fail for all but current
1719         frame if !TARGET_BACKCHAIN.
1720         * config/s390/s390.md ("allocate_stack"): Use pattern only if
1721         TARGET_BACKCHAIN.
1722         * doc/invoke.texi (-mbackchain/-mno-backchain): Document new default.
1723
1724 2004-01-27  Zack Weinberg  <zack@codesourcery.com>
1725
1726         * ia64.c (ia64_function_arg): When placing HFAs in integer
1727         registers, do not special case the mode used for complex
1728         types.  Do not advance int_regs until the current register
1729         is full.
1730
1731 2004-01-27  Richard Sandiford  <rsandifo@redhat.com>
1732
1733         PR target/7297
1734         * except.c (init_eh): Use a 5-word __jbuf for __builtin_setjmp().
1735
1736 2004-01-27  David Edelsohn  <edelsohn@gnu.org>
1737
1738         * config/rs6000/rs6000.c (rs6000_emit_move): #if 0 splitting
1739         slow, unaligned loads and stores while debugging.  Fix formatting.
1740
1741 2004-01-27  David Edelsohn  <edelsohn@gnu.org>
1742
1743         * config/rs6000/rs6000.md (save_stack_nonlocal): Use Pmode instead
1744         of computing wmode.
1745         (restore_stack_nonlocal): Same.
1746
1747 2004-01-27  Devang Patel <dpatel@apple.com>
1748
1749         * Makefile.in (dwarf2out.o): Depend on input.h
1750         * dbxout.c (dbx_debug_hooks): Add new empty hook for
1751         imported_module_or_decl.
1752         (xcoff_debug_hooks): Same.
1753         * sdbout.c (sdb_debug_hooks): Same.
1754         * vmsdbgout.c (vmsdbg_debug_hooks): Same.
1755         * debug.c (do_nothing_debug_hooks): Same.
1756         (debug_nothing_tree_tree): New function.
1757         * debug.h (gcc_debug_hooks): New hook, imported_module_or_decl.
1758         * dwarf2out.c: Include input.h.
1759         (dwarf2_debug_hooks): Add new hook for imported_module_or_decl.
1760         (remove_child_TAG): New function.
1761         (dwarf_tag_name): Handle DW_TAG_imported_module.
1762         (gen_subprogram_die): Equate decl number to declaration die. Do not
1763         remove all children dies while reusing declaration die for definition.
1764         Instead, selectively remove only formal parameters.
1765         (gen_variable_die): Equate variable decl to declaration die.
1766         (gen_field_die): Equate field decl to line number.
1767         (force_namespace_die): Replace it with ...
1768         (force_decl_die): ... this.
1769         (force_type_die): New function.
1770         (setup_namespace_context): Replace use of force_namespace_die() with
1771         force_decl_die().
1772         (gen_namespace_die): Same.
1773         (dwarf2out_imported_module_or_decl): New function.
1774
1775 2004-01-27  Bob Wilson  <bob.wilson@acm.org>
1776
1777         * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Remove SUBREG
1778         on CQImode and CHImode incoming arguments in register a7.
1779         (function_arg): Wrap BLKmode argument in register a7 in a PARALLEL.
1780         * config/xtensa/xtensa.h (BLOCK_REG_PADDING): Define.
1781         * config/xtensa/xtensa.md (movdi, movdf): Only call force_reg or
1782         xtensa_copy_incoming_a7 before reload.
1783
1784 2004-01-27  J"orn Rennecke <joern.rennecke@superh.com>
1785
1786         * coverage.c (get_coverage_counts): Give a different message
1787         if flag_guess_branch_prob is set.
1788         * predict.c (counts_to_freqs): Return an int.
1789         (estimate_bb_frequencies): If counts_to_freqs returns zero,
1790         calculate estimates.
1791
1792 2004-01-27  Kazu Hirata  <kazu@cs.umass.edu>
1793
1794         * config/iq2000/iq2000-protos.h: Remove the prototype for
1795         iq2000_setup_incoming_varargs.
1796         * config/iq2000/iq2000.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
1797         (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
1798         (TARGET_PROMOTE_PROTOTYPES): Likewise.
1799         (TARGET_STRUCT_VALUE_RTX): Likewise.
1800         (TARGET_RETURN_IN_MEMORY): Likewise.
1801         (TARGET_SETUP_INCOMING_VARARGS): Likewise.
1802         (TARGET_STRICT_ARGUMENT_NAMING): Likewise.
1803         (iq2000_return_in_memory): Likewise.
1804         (iq2000_setup_incoming_varargs): Make it static.  Receive the
1805         first argument by reference.
1806         * config/iq2000/iq2000.h (PROMOTE_FUNCTION_ARGS): Remove.
1807         (PROMOTE_FUNCTION_RETURN): Likewise.
1808         (PROMOTE_PROTOTYPES): Likewise.
1809         (RETURN_IN_MEMORY): Likewise.
1810         (STRUCT_VALUE): Likewise.
1811         (SETUP_INCOMING_VARARGS): Likewise.
1812         (STRICT_ARGUMENT_NAMING): Likewise.
1813
1814 2004-01-24  James A. Morrison  <ja2morri@uwaterloo.ca>
1815
1816         * fixinc/fixinc.c (test_test): Initialize res.
1817         (start_flexer): Initialize pz_cmd_save.
1818
1819 2004-01-27  Zack Weinberg  <zack@codesourcery.com>
1820
1821         * doc/rtl.texi (Arithmetic): Rewrite entries for PLUS,
1822         SS_PLUS, US_PLUS, LO_SUM, MINUS, SS_MINUS, US_MINUS.
1823
1824 2004-01-27  Zack Weinberg  <zack@codesourcery.com>
1825
1826         PR 7198
1827         * config/ia64/ia64.md (*nmaddsf4, *nmadddf4, *nmadddf4_alts)
1828         (*nmadddf4_trunc, *nmaddxf4, *nmaddxf4_truncsf, *nmaddxf4_truncdf)
1829         (*nmaddxf4_alts, *nmaddxf4_truncdf_alts):
1830         Rewrite pattern as (minus (op 3) (mult (op 1) (op 2))).
1831         Possibly rename pattern for consistency.
1832         Remove ??? comments suggesting that this be done.
1833         (*nmaddsf4_alts, *nmadddf4_truncsf_alts, *nmaddxf4_truncsf_alts):
1834         New patterns.
1835         (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr)
1836         (divsf3_internal_lat, divsf3_internal_thr, sqrtsf2_internal_thr)
1837         (divdf3_internal_lat, divdf3_internal_thr, sqrtdf2_internal_thr)
1838         (divxf3_internal_lat, divxf3_internal_thr, sqrtxf2_internal_thr):
1839         Update to match.
1840
1841 2004-01-27  Ian Lance Taylor  <ian@wasabisystems.com>
1842
1843         * config/arm/arm.c (output_return_instruction): Only restore IP
1844         into SP if frame_pointer_needed.
1845
1846 2004-01-27  Eric Botcazou  <ebotcazou@libertysurf.fr>
1847
1848         * config/sparc/sparc.c (function_arg_pass_by_reference): Return 1
1849         for SCmode and DCmode if ARCH32.
1850         (sparc_va_arg): Handle SCmode and DCmode by reference if ARCH32.
1851         * config/sparc/sparc.h (RETURN_IN_MEMORY): Return 0 for TCmode
1852         if ARCH32.
1853         (BASE_RETURN_VALUE_REG): Return 32 for all FP modes except TFmode
1854         if ARCH32.
1855         (BASE_OUTGOING_VALUE_REG): Likewise.
1856
1857 2004-01-27  Eric Botcazou  <ebotcazou@libertysurf.fr>
1858
1859         PR target/10904
1860         PR target/13058
1861         * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): New.
1862         Forbid mode changes from SImode for lower FP regs if ARCH64.
1863
1864 2004-01-27  J"orn Rennecke <joern.rennecke@superh.com>
1865
1866         * Makefile.in (bt-load.o): Depend on except.h.
1867         * bt-load.c (except.h): #include.
1868         (compute_defs_uses_and_gen): If insn at end of BB can throw
1869         within this function, consider registers used by it unavailable for
1870         btr migration.
1871         (move_btr_def): If insn at end of BB can throw, insert before rather
1872         than after.
1873
1874         * flags.h (flag_btr_bb_exclusive): Declare.
1875         * toplev.c (flag_btr_bb_exclusive): New variable.
1876         (f_options): Add btr-bb-exclusive.
1877         * bt-load.c (augment_live_range): Restore old behaviour if
1878         flag_btr_bb_exclusive is set.
1879         * common.opt: Add entry for -fbtr-bb-exclusive.
1880         * opts.c (common_handle_options): Same.
1881         * doc/invoke.texi: Document -fbtr-bb-exclusive.
1882
1883         * bt-load.c (btrs_live_at_end): New variable.
1884         (compute_defs_uses_and_gen): Compute its pointed-to array.
1885         (clear_btr_from_live_range, add_btr_to_live_range): Update it.
1886         (augment_live_range): When augmenting with a new dominator,
1887         use only its btrs_live_at_end set, but also add in the full set
1888         of the old dominator.
1889         (btr_def_live_range): Use btrs_live_at_end.
1890         (move_btr_def): Set other_btr_uses_before_def, and move new set
1891         to the end of the basic block, if appropriate.
1892         (migrate_btr_defs): Allocate and free btrs_live_at_end.
1893
1894         * bt-load.c (basic_block_freq): Remove outdated comment.
1895
1896 2004-01-27  Alan Modra  <amodra@bigpond.net.au>
1897
1898         * config/rs6000/rs6000.h: Correct target_flags free bits comment.
1899         (PREDICATE_CODES): Remove duplicate.
1900         * config/rs6000/linux64.h (CPP_SYSV_SPEC): Don't define.
1901         (SUBSUBTARGET_OVERRIDE_OPTIONS): Disallow 32 bit TARGET_PROFILE_KERNEL.
1902         (MASK_PROFILE_KERNEL): Adjust define.
1903
1904 2004-01-27  Jakub Jelinek  <jakub@redhat.com>
1905
1906         * config/i386/i386.c (ix86_constant_alignment): Decrease alignment
1907         of long string literals from 32 bytes to sizeof (void *) when !-Os
1908         and to 1 with -Os.
1909
1910 2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
1911
1912         * config/h8300/h8300.c (h8300_tiny_constant_address_p): Accept
1913         constant addresses in the normal mode.
1914
1915 2004-01-26  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
1916
1917         * system.h (CHAR_BITFIELD): Delete.
1918         (BOOL_BITFIELD): New.
1919         * c-decl.c (c_scope): Use BOOL_BITFIELD.
1920         * gengtype-lex.l: Recognize BOOL_BITFIELD instead of CHAR_BITFIELD.
1921
1922 2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
1923
1924         * config/arc/arc.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
1925         (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
1926         (TARGET_PROMOTE_PROTOTYPES): Likewise.
1927         (TARGET_STRUCT_VALUE_RTX): Likewise.
1928         (TARGET_RETURN_IN_MEMORY): Likewise.
1929         (arc_return_in_memory): Likewise.
1930         * config/arc/arc.h (PROMOTE_FUNCTION_ARGS): Remove.
1931         (PROMOTE_FUNCTION_RETURN): Likewise.
1932         (RETURN_IN_MEMORY): Likewise.
1933         (STRUCT_VALUE): Likewise.
1934
1935 2004-01-26  Richard Henderson  <rth@redhat.com>
1936
1937         * c-parse.in (extension): Use itype.
1938         (SAVE_EXT_FLAGS): Don't allocate a tree.
1939         (RESTORE_EXT_FLAGS): Don't read a tree.
1940
1941 2004-01-26  Jan Hubicka  <jh@suse.cz>
1942
1943         * cselib.c (discard_useless_values):  Clear out value pointer pointing
1944         to datastructure to be recycled.
1945
1946 2004-01-25  Jan Hubicka  <jh@suse.cz>
1947
1948         * genextract.c (main): Do not output the memset when not checking.
1949
1950 2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
1951
1952         * config/h8300/h8300.c (h8300_tiny_constant_address_p): Use a
1953         switch statement instead of a chain of if statements.
1954
1955 2004-01-26  Jeff Law  <law@redhat.com>
1956
1957         * doc/contrib.texi: Minor cleanup for Paolo Carlini's entry.  Add
1958         acute accents for Petur Runolfsson's entry.
1959
1960 2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
1961
1962         * config/pdp11/pdp11.c (TARGET_STRUCT_VALUE_RTX): New.
1963         (TARGET_RETURN_IN_MEMORY): Likewise.
1964         * config/pdp11/pdp11.h (STRUCT_VALUE): Remove.
1965         (RETURN_IN_MEMORY): Likewise.
1966
1967 2004-01-26  Fariborz Jahanian  <fjahanian@apple.com>
1968
1969          * config/rs6000/rs6000.c (rs6000_emit_move): split slow
1970          unaligned load/store into smaller loads and stores.
1971
1972 2004-01-26  Fariborz Jahanian  <fjahanian@apple.com>
1973
1974         * function.c (assign_parms): Do not assign
1975         long long argument to memory in prologue if
1976         is it loaded into register.
1977
1978 2004-01-26  Fariborz Jahanian  <fjahanian@apple.com>
1979
1980          PR middle-end/13779
1981          * expr.c (emit_group_load): split constant
1982          correctly into register components of PARALLEL insn.
1983
1984 2004-01-26  Fariborz Jahanian  <fjahanian@apple.com>
1985
1986         * gcc/config/rs6000/rs6000.md (save_stack_nonlocal):
1987         Use adjust_address_nv directly with appropriate mode.
1988         (restore_stack_nonlocal): Ditto.
1989
1990 2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
1991
1992         * config/xtensa/xtensa-protos.h: Remove the prototype for
1993         xtensa_builtin_saveregs.
1994         * config/xtensa/xtensa.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
1995         (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
1996         (TARGET_PROMOTE_PROTOTYPES): Likewise.
1997         (TARGET_STRUCT_VALUE_RTX): Likewise.
1998         (TARGET_RETURN_IN_MEMORY): Likewise.
1999         (TARGET_EXPAND_BUILTIN_SAVEREGS): Likewise.
2000         (xtensa_builtin_saveregs): Make it static.
2001         (xtensa_return_in_memory): New.
2002         * config/xtensa/xtensa.h (PROMOTE_FUNCTION_ARGS: Remove.
2003         (PROMOTE_FUNCTION_RETURN): Likewise.
2004         (PROMOTE_PROTOTYPES): Likewise.
2005         (STRUCT_VALUE): Likewise.
2006         (RETURN_IN_MEMORY): Likewise.
2007         (EXPAND_BUILTIN_SAVEREGS): Likewise.
2008
2009 2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
2010
2011         * config/arm/arm.c (TARGET_SETUP_INCOMING_VARARGS): New.
2012         (arm_setup_incoming_varargs): Likewise.
2013         * config/arm/arm.h (SETUP_INCOMING_VARARGS): Remove.
2014
2015 2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
2016
2017         * config/cris/cris.c (TARGET_SETUP_INCOMING_VARARGS): New.
2018         (cris_setup_incoming_varargs): Likewise.
2019         * config/cris/cris.h (SETUP_INCOMING_VARARGS): Remove.
2020
2021 2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
2022
2023         * config/ns32k/ns32k.c (TARGET_STRUCT_VALUE_RTX): New.
2024         (ns32k_struct_value_rtx): Likewise.
2025         * config/ns32k/ns32k.h (STRUCT_VALUE_REGNUM): Rename to
2026         NS32K_STRUCT_VALUE_REGNUM.
2027
2028 2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
2029
2030         * config/arm/arm.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
2031         (TARGET_PROMOTE_PROTOTYPES): Likewise.
2032         (TARGET_STRUCT_VALUE_RTX): Likewise.
2033         (arm_struct_value_rtx): Likewise.
2034         * config/arm/arm.h (PROMOTE_FUNCTION_ARGS): Remove.
2035         (STRUCT_VALUE): Likewise.
2036         (STRUCT_VALUE_REGNUM): Likewise.
2037         (PROMOTE_PROTOTYPES): Likewise.
2038
2039 2004-01-26  Kazu Hirata  <kazu@cs.umass.edu>
2040
2041         * config/ia64/ia64-protos.h: Remove the prototype for
2042         ia64_setup_incoming_varargs and ia64_return_in_memory.
2043         * config/ia64/ia64.c (TARGET_STRUCT_VALUE_RTX): New.
2044         (TARGET_RETURN_IN_MEMORY): Likewise.
2045         (TARGET_SETUP_INCOMING_VARARGS): Likewise.
2046         (TARGET_STRICT_ARGUMENT_NAMING): Likewise.
2047         (ia64_setup_incoming_varargs): Adjust the arguments to meet
2048         the requirement of TARGET_SETUP_INCOMING_VARARGS.
2049         (ia64_return_in_memory): Make it static.  Change the return
2050         type to bool from int.  Add an argument.
2051         (ia64_struct_value_rtx): New.
2052         * config/ia64/ia64.h: Remove commented-out definitions of
2053         PROMOTE_FUNCTION_ARGS, PROMOTE_FUNCTION_RETURN, and
2054         PROMOTE_PROTOTYPES.
2055         (RETURN_IN_MEMORY): Remove.
2056         (STRUCT_VALUE_REGNUM): Likewise.
2057         (STRICT_ARGUMENT_NAMING): Likewise.
2058
2059 2004-01-26  Eric Botcazou  <ebotcazou@libertysurf.fr>
2060
2061         PR target/13666
2062         * config/sparc/sparc.c (function_arg_union_value): New function.
2063         (function_arg): Use it to deal with unions.
2064         (function_value): Likewise.  Define 'regbase' only for ARCH64.
2065         Replace a conditional statement by a simpler one.
2066
2067 2004-01-26  Richard Sandiford  <rsandifo@redhat.com>
2068
2069         * config/mips/mips.c (mips16_optimize_gp): Delete.
2070         (mips_reorg): Don't call it.
2071
2072 2004-01-26  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>
2073
2074         * config/c4x/c4x.md (addqi3_noclobber): Move up pecking order.
2075         (floatunsqihf2): Remove operand 6.
2076         (fixhfqi_set, fix_trunchfqi2, fixuns_trunchfqi2): Group with other
2077         fix patterns.
2078         (ldi_conditional, ldf_conditional): Validate operands.
2079
2080 2004-01-26  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>
2081
2082         * config/c4x/c4x.h (BCT_CHECK_LOOP_ITERATIONS): Remove.
2083         (HAVE_GAS_HIDDEN): Undefine as interim measure.
2084
2085 2004-01-26  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>
2086
2087         * config/c4x/c4x.c (c4x_legitimate_address_p):  Invalidate direct
2088         memory references if TARGET_EXPOSE_LDP nonzero.
2089
2090 2004-01-26  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>
2091
2092         * config/c4x/c4x.c (legitimize_operands): Truncate invalid shift counts.
2093
2094 2004-01-26  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>
2095
2096         * config/c4x/c4x.c (c4x_valid_operands): More aggressively reject
2097         invalid operand combinations.
2098
2099 2004-01-26  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>
2100
2101         * config/c4x/c4x.c (c4x_check_legit_addr): Rename to
2102         c4x_legitimate_address_p.  Fix post_modify check.
2103
2104         * config/c4x/c4x-protos.h (c4x_check_legit_addr): Adjust.
2105         * config/c4x/c4x.h (c4x_check_legit_addr): Adjust.
2106
2107 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
2108
2109         * config/pa/pa-protos.h: Remove the prototype for
2110         hppa_builtin_saveregs.  Add a prototype for
2111         pa_return_in_memory.
2112         * config/pa/pa.c (TARGET_PROMOTE_FUNCTION_RETURN): New.
2113         (TARGET_PROMOTE_PROTOTYPES): Likewise.
2114         (TARGET_STRUCT_VALUE_RTX): Likewise.
2115         (TARGET_RETURN_IN_MEMORY): Likewise.
2116         (TARGET_EXPAND_BUILTIN_SAVEREGS): Likewise.
2117         (pa_struct_value_rtx): Likewise.
2118         (pa_return_in_memory): Likewise.
2119         * config/pa/pa.h (STRUCT_VALUE_REGNUM): Rename to
2120         PA_STRUCT_VALUE_REGNUM.
2121         (INIT_CUMULATIVE_ARGS): Use pa_return_in_memory.
2122         (EXPAND_BUILTIN_SAVEREGS): Remove.
2123         (PROMOTE_PROTOTYPES): Likewise.
2124         (PROMOTE_FUNCTION_RETURN): Likewise.
2125
2126 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
2127
2128         * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): New.
2129         (TARGET_STRUCT_VALUE_RTX): Likewise.
2130         (vax_struct_value_rtx): Likewise.
2131         * config/vax/vax.h (STRUCT_VALUE_REGNUM): Rename to
2132         VAX_STRUCT_VALUE_REGNUM.
2133         (PROMOTE_PROTOTYPES): Remove.
2134
2135 2004-01-26  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>
2136
2137         * config/c4x/c4x.h (LEGITIMIZE_RELOAD_ADDRESS):  Handle symref.
2138
2139 2003-04-25  Chris Demetriou  <cgd@broadcom.com>
2140
2141         * config/mips/mips.h (ISA_HAS_HILO_INTERLOCKS): MIPS32, MIPS32r2,
2142         and MIPS64 have HI/LO interlocks.  Update comment.
2143
2144 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
2145
2146         * config/stormy16/stormy16-protos.h: Remove the prototype for
2147         xstormy16_setup_incoming_varargs.
2148         * config/stormy16/stormy16.c
2149         (xstormy16_setup_incoming_varargs): Remove.
2150         (xstormy16_return_in_memory): New.
2151         (TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
2152         (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
2153         (TARGET_PROMOTE_PROTOTYPES): Likewise.
2154         (TARGET_STRUCT_VALUE_RTX): Likewise.
2155         (TARGET_RETURN_IN_MEMORY): Likewise.
2156         * config/stormy16/stormy16.h (PROMOTE_FUNCTION_ARGS): Remove.
2157         (PROMOTE_FUNCTION_RETURN): Likewise
2158         (PROMOTE_PROTOTYPES): Likewise
2159         (RETURN_IN_MEMORY): Likewise
2160         (STRUCT_VALUE): Likewise
2161         (SETUP_INCOMING_VARARGS): Likewise
2162
2163 2004-01-25  Richard Sandiford  <rsandifo@redhat.com>
2164
2165         * config/mips/mips.c (mips_offset_within_object_p): New function.
2166         (mips_symbolic_constant_p): Use it in the SYMBOL_SMALL_DATA and
2167         SYMBOL_CONSTANT_POOL cases.  Also use it for SYMBOL_GENERAL if the
2168         ABI has 64-bit pointers and the object file only allows 32-bit symbols.
2169
2170 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
2171
2172         * config/sh/sh.h (PROMOTE_FUNCTION_ARGS): Remove.
2173         (PROMOTE_FUNCTION_RETURN): Likewise.
2174
2175 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
2176
2177         * config/mn10300/mn10300-protos.h: Remove the prototype for
2178         mn10300_builtin_saveregs.
2179         * config/mn10300/mn10300.c (TARGET_PROMOTE_PROTOTYPES): New.
2180         (TARGET_STRUCT_VALUE_RTX): Likewise.
2181         (TARGET_RETURN_IN_MEMORY): Likewise.
2182         (TARGET_EXPAND_BUILTIN_SAVEREGS): Likewise.
2183         (mn10300_return_in_memory): Likewise.
2184         (mn10300_builtin_saveregs): Make it static.
2185         * config/mn10300/mn10300.h (PROMOTE_PROTOTYPES): Remove.
2186         (RETURN_IN_MEMORY): Likewise.
2187         (STRUCT_VALUE): Likewise.
2188         (EXPAND_BUILTIN_SAVEREGS): Likewise.
2189
2190 2004-01-25  Eric Botcazou  <ebotcazou@act-europe.fr>
2191
2192         PR bootstrap/13853
2193         * cfgcleanup.c (try_optimize_cfg): Explicitly test against 0.
2194
2195 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
2196
2197         * config/h8300/lib1funcs.asm (divnorm, modnorm): Optimize by
2198         using ccr.
2199
2200 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
2201
2202         * config/i860/i860-protos.h: Remove the prototype for
2203         i860_saveregs.
2204         * config/i860/i860.c (i860_saveregs): Make it static.
2205         (i860_struct_value_rtx): New.
2206         (TARGET_STRUCT_VALUE_RTX): Likewise.
2207         (TARGET_EXPAND_BUILTIN_SAVEREGS): Likewise.
2208         * config/i860/i860.h (STRUCT_VALUE_REGNUM): Rename to
2209         I860_STRUCT_VALUE_REGNUM.
2210         (EXPAND_BUILTIN_SAVEREGS): Remove.
2211
2212 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
2213
2214         * config/m68hc11/m68hc11.c (TARGET_STRUCT_VALUE_RTX): New.
2215         (TARGET_RETURN_IN_MEMORY): Likewise.
2216         (m68hc11_struct_value_rtx): Likewise.
2217         (m68hc11_return_in_memory): Likewise.
2218         * config/m68hc11/m68hc11.h: Remove a commented-out definition
2219         of PROMOTE_PROTOTYPES.
2220         (RETURN_IN_MEMORY): Remove.
2221         (STRUCT_VALUE_REGNUM): Likewise.
2222
2223 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
2224
2225         * config/mmix/mmix-protos.h: Remove the prototype for
2226         mmix_setup_incoming_varargs.
2227         * config/mmix/mmix.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
2228         (TARGET_STRUCT_VALUE_RTX): Likewise.
2229         (TARGET_SETUP_INCOMING_VARARGS): Likewise.
2230         (mmix_setup_incoming_varargs): Make it static.
2231         (mmix_struct_value_rtx): New.
2232         * config/mmix/mmix.h (PROMOTE_FUNCTION_ARGS): Remove.
2233         Remove a commented-out definition of PROMOTE_FUNCTION_RETURN.
2234         (STRUCT_VALUE_REGNUM): Remove.
2235         (SETUP_INCOMING_VARARGS): Likewise.
2236
2237 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
2238
2239         * config/mips/mips-protos.h: Remove the prototypes for
2240         mips_setup_incoming_varargs and mips_return_in_memory.
2241         * config/mips/mips.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
2242         (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
2243         (TARGET_PROMOTE_PROTOTYPES): Likewise.
2244         (TARGET_STRUCT_VALUE_RTX): Likewise.
2245         (TARGET_RETURN_IN_MEMORY): Likewise.
2246         (TARGET_SETUP_INCOMING_VARARGS): Likewise.
2247         (TARGET_STRICT_ARGUMENT_NAMING): Likewise.
2248         (mips_setup_incoming_varargs): Match the prototype for
2249         TARGET_SETUP_INCOMING_VARARGS.
2250         (mips_return_in_memory): Make it static.  Add argument fntype.
2251         (mips_strict_argument_naming): New.
2252         * config/mips/mips.h (PROMOTE_PROTOTYPES): Remove.
2253         (PROMOTE_FUNCTION_ARGS): Likewise.
2254         (PROMOTE_FUNCTION_RETURN): Likewise.
2255         (STRUCT_VALUE): Likewise.
2256         (RETURN_IN_MEMORY): Likewise.
2257         (SETUP_INCOMING_VARARGS): Likewise.
2258         (STRICT_ARGUMENT_NAMING): Likewise.
2259
2260 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
2261
2262         * config/ip2k/ip2k.c (TARGET_STRUCT_VALUE_RTX): New.
2263         (TARGET_RETURN_IN_MEMORY): Likewise.
2264         (TARGET_SETUP_INCOMING_VARARGS): Likewise.
2265         (ip2k_return_in_memory): Likewise.
2266         (ip2k_setup_incoming_varargs): Likewise.
2267         * config/ip2k/ip2k.h (RETURN_IN_MEMORY): Remove.
2268         (STRUCT_VALUE): Likewise.
2269         (STRUCT_VALUE_INCOMING): Likewise.
2270         (SETUP_INCOMING_VARARGS): Likewise.
2271
2272 2004-01-25  Kazu Hirata  <kazu@cs.umass.edu>
2273
2274         * config/avr/avr.c (TARGET_STRUCT_VALUE_RTX): New.
2275         (TARGET_RETURN_IN_MEMORY): Likewise.
2276         (TARGET_STRICT_ARGUMENT_NAMING): Likewise.
2277         (avr_return_in_memory): Remove.
2278         * config/avr/avr.h (RETURN_IN_MEMORY): Remove.
2279         (STRUCT_VALUE): Likewise.
2280         (STRUCT_VALUE_INCOMING): Likewise.
2281         (STRICT_ARGUMENT_NAMING): Likewise.
2282
2283 2004-01-25  Jan Hubicka  <jh@suse.cz>
2284
2285         * combine.c (recog_for_combine): Avoid allocating unnecesary RTX.
2286
2287 2004-01-25  Richard Sandiford  <rsandifo@redhat.com>
2288
2289         * config/mips/mips-protos.h (mips_reg_mode_ok_for_base_p): Delete.
2290         (mips_regno_mode_ok_for_base_p): Declare.
2291         * config/mips/mips.h (ARG_POINTER_REGNUM): Renumber to 77.
2292         (FRAME_POINTER_REGNUM): Renumber to 78.
2293         (FIRST_PSEUDO_REGISTER): Update comment accordingly.
2294         (BASE_REG_P, GP_REG_OR_PSEUDO_STRICT_P): Delete.
2295         (GP_REG_OR_PSEUDO_NONSTRICT_P): Delete.
2296         (REGNO_MODE_OK_FOR_BASE_P): Use mips_regno_mode_ok_for_base_p.
2297         (REG_MODE_OK_FOR_BASE_P): Likewise.
2298         * config/mips/mips.c (mips_reg_names, mips_sw_reg_names): Change
2299         entry for 77 to "$arg" and entry for 78 to "$frame".
2300         (mips_regno_to_class): Map 77 and 78 to ALL_REGS.
2301         (mips_reg_mode_ok_for_base_p): Remove.
2302         (mips_regno_mode_ok_for_base_p): New function, derived from old
2303         BASE_REG_P macro.  Don't enforce the mips16 stack pointer
2304         restrictions unless we're being strict.
2305         (mips_valid_base_register_p): Use mips_regno_mode_ok_for_base_p.
2306
2307 2004-01-24  Kazu Hirata  <kazu@cs.umass.edu>
2308
2309         * c-common.h: Fix comment typos.
2310         * c-decl.c: Likewise.
2311         * cgraphunit.c: Likewise.
2312         * combine.c: Likewise.
2313         * et-forest.c: Likewise.
2314         * flow.c: Likewise.
2315         * function.c: Likewise.
2316         * ifcvt.c: Likewise.
2317         * integrate.c: Likewise.
2318         * jump.c: Likewise.
2319         * postreload.c: Likewise.
2320         * varray.c: Likewise.
2321
2322 2004-01-24  Kazu Hirata  <kazu@cs.umass.edu>
2323
2324         * doc/frontends.texi: Update copyright.
2325         * doc/gcov.texi: Likewise.
2326         * doc/gty.texi: Likewise.
2327         * doc/sourcebuild.texi: Likewise.
2328         * doc/standards.texi: Likewise.
2329
2330 2004-01-24  Herman A.J. ten Brugge  <hermantenbrugge@home.nl>
2331
2332         PR target/12978
2333         * c4x.md: (movstrqi*) Use match_scratch instead of match_dup.
2334         Remove movstrqi_small because it conflicts with movstrqi_large.
2335
2336 2004-01-24  Kazu Hirata  <kazu@cs.umass.edu>
2337
2338         * config/cris/cris.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
2339         (TARGET_STRUCT_VALUE_RTX): Likewise.
2340         (cris_struct_value_rtx): Likewise.
2341         * config/cris/cris.h (PROMOTE_FUNCTION_ARGS): Remove.
2342         (CRIS_STACKADJ_REG): Use CRIS_STRUCT_VALUE_REGNUM instead of
2343         STRUCT_VALUE_REGNUM.
2344         (STRUCT_VALUE_REGNUM): Rename to CRIS_STRUCT_VALUE_REGNUM.
2345
2346 2004-01-24  Ian Lance Taylor  <ian@wasabisystems.com>
2347
2348         PR bootstrap/13848
2349         * cse.c (cse_cc_succs): Change the mode of the source expression
2350         as soon as decide we need a new mode.  Don't permit changing modes
2351         if we found a match in a successor block.
2352         (cse_condition_code_reg): Save original mode of source expression
2353         so that we know whether we have to change the mode in other
2354         insns.
2355
2356 2004-01-24  Jan Hubicka  <jh@suse.cz>
2357
2358         * emit-rtl.c (change_address, adjust_address_1, offset_address,
2359         widen_memory_access):  Return early when there is nothing to change.
2360
2361 2004-01-24  Jakub Jelinek  <jakub@redhat.com>
2362
2363         * simplify-rtx.c (simplify_relational_operation): Don't
2364         simplify address == constant into address + -constant == 0.
2365
2366 2004-01-24  Kazu Hirata  <kazu@cs.umass.edu>
2367
2368         * gcc.c (process_command): Don't internationalize the
2369         Copyright message.
2370         * mips-tfile.c (main): Likewise.
2371
2372 2004-01-24  Andreas Tobler  <a.tobler@schweiz.ch>
2373
2374         * cse.c: (cse_cc_succs) Fix comparison warning.
2375
2376 2004-01-24  Kazu Hirata  <kazu@cs.umass.edu>
2377
2378         * config/h8300/h8300.md: Remove extraneous USE in expanders.
2379
2380 2004-01-24  Kazu Hirata  <kazu@cs.umass.edu>
2381
2382         * config/h8300/h8300-protos.h: Provide prototypes for
2383         h8300_legitimate_constant_p and h8300_legitimate_address_p.
2384         * config/h8300/h8300.c (h8300_legitimate_constant_p): New.
2385         (h8300_rtx_ok_for_base_p): Likewise.
2386         (h8300_legitimate_address_p): Likewise.
2387         * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Use
2388         h8300_legitimate_constant_p.
2389         (RTX_OK_FOR_BASE_P): Remove.
2390         (GO_IF_LEGITIMATE_ADDRESS): Use h8300_legitimate_address_p.
2391
2392 2004-01-24  Kazu Hirata  <kazu@cs.umass.edu>
2393
2394         * config/h8300/h8300.h (REG_OK_FOR_INDEX_NONSTRICT_P): New.
2395         (REG_OK_FOR_BASE_NONSTRICT_P): Likewise.
2396         (REG_OK_FOR_INDEX_STRICT_P): Likewise.
2397         (REG_OK_FOR_BASE_STRICT_P): Likewise.
2398         (REG_OK_FOR_INDEX_STRICT_P): Use REGNO_OK_FOR_INDEX_P.
2399         (REG_OK_FOR_BASE_STRICT_P): Use REGNO_OK_FOR_BASE_P.
2400         (REG_OK_FOR_INDEX_P): Use REG_OK_FOR_INDEX_STRICT_P.
2401         (REG_OK_FOR_BASE_P): Use REG_OK_FOR_BASE_STRICT_P.
2402
2403 2004-01-24  Jan Hubicka  <jh@suse.cz>
2404
2405         * cselib.c (remove_useless_values):  Do not access discarded values.
2406
2407 2004-01-24  Joseph S. Myers  <jsm@polyomino.org.uk>
2408
2409         * c-typeck.c (build_conditional_expr): Do not allow non-lvalue
2410         arrays.
2411
2412 2004-01-23  Kazu Hirata  <kazu@cs.umass.edu>
2413
2414         * recog.c: Fix a typo in copyright.
2415
2416 2004-01-23  Andrew Pinski  <apinski@apple.com>
2417
2418         * config/rs6000/rs6000.md (call): Fix misappiled patch.
2419         (call_value): Likewise.
2420
2421 2004-01-23  Richard Henderson  <rth@redhat.com>
2422
2423         PR opt/12941
2424         * combine.c (SHIFT_COUNT_TRUNCATED): Provide default value.
2425         (simplify_comparison): Don't simplify (eq (zero_extract c 1 r) 0)
2426         if SHIFT_COUNT_TRUNCATED is set.
2427
2428 2004-01-23  Bob Wilson  <bob.wilson@acm.org>
2429
2430         * config/xtensa/xtensa.c (xtensa_va_arg): Handle complex values as
2431         separate real and imaginary parts.
2432         * config/xtensa/xtensa.h (SPLIT_COMPLEX_ARGS): Define.
2433
2434 2004-01-23  Hartmut Penner <hpenner@de.ibm.com>
2435
2436         PR target/13674
2437         * config/rs6000/rs6000.md (movdf_hardfloat64): Do not disparage
2438         loading into GPR.
2439
2440 2004-01-23  Jan Hubicka  <jh@suse.cz>
2441
2442         * emit-rtl.c (change_address_1):  Do not re-generate the RTX if nothing
2443         change.
2444
2445         * alloc-pool.c (align_four): Kill.
2446         (create_alloc_pool): Align size to eight.
2447         (free_alloc_pool, free_pool): Invalidate deallocated data.
2448
2449 2004-01-23  Ian Lance Taylor  <ian@wasabisystems.com>
2450
2451         PR gcc/1532
2452         * cse.c (cse_change_cc_mode): New static function.
2453         (cse_change_cc_mode_insns, cse_cc_succs): Likewise.
2454         (cse_condition_code_reg): New function.
2455         * rtl.h (cse_condition_code_reg): Declare.
2456         * toplev.c (rest_of_handle_cse2): Call cse_condition_code_reg.
2457         * target.h (struct gcc_target): Add fixed_condition_code_regs and
2458         cc_modes_compatible.
2459         * target-def.h (TARGET_FIXED_CONDITION_CODE_REGS): Define.
2460         (TARGET_CC_MODES_COMPATIBLE): Define.
2461         (TARGET_INITIALIZER): Add new initializers.
2462         * targhooks.c (default_cc_modes_compatible): New function.
2463         * targhooks.c (default_cc_modes_compatible): Declare.
2464         * hooks.c (hook_bool_intp_intp_false): New function.
2465         * hooks.h (hook_bool_intp_intp_false): Declare.
2466         * config/i386/i386.c (TARGET_FIXED_CONDITION_CODE_REGS): Define.
2467         (TARGET_CC_MODES_COMPATIBLE): Define.
2468         (ix86_fixed_condition_code_regs): New static function.
2469         (ix86_cc_modes_compatible): Likewise.
2470         * doc/tm.texi (Condition Code): Document new hooks.
2471
2472 2004-01-23  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
2473
2474         * fixinc/inclhack.def (bad_lval): Renamed to ...
2475         (alpha_bad_lval): ... this.
2476         Removed file list.
2477         Restrict to alpha*-dec-osf*.
2478         * fixinc/fixincl.x: Regenerate.
2479         * fixinc/tests/base/dirent.h: Remove, moving test ...
2480         * fixinc/tests/base/testing.h: ... here, reflecting new name.
2481
2482 2004-01-23  Zack Weinberg  <zack@codesourcery.com>
2483
2484         PR c/13814
2485         * c-decl.c (diagnose_mismatched_decls): Also discard a
2486         built-in if we encounter an old-style definition with the
2487         same name.
2488
2489 2004-01-23  Jakub Jelinek  <jakub@redhat.com>
2490
2491         * config.gcc (powerpc*-*): Clear $with_cpu or $with_tune if it was
2492         set to default{32,64}.
2493
2494 2004-01-21  Jakub Jelinek  <jakub@redhat.com>
2495
2496         * config/rs6000/linux64.h (MD_FALLBACK_FRAME_STATE_FOR)
2497         [!__powerpc64__]: Corrected to handle kernels with changed ucontext.
2498
2499 2004-01-23  Eric Botcazou  <ebotcazou@act-europe.fr>
2500             Olivier Hainque  <hainque@act-europe.fr>
2501
2502         * fold-const.c (fold_binary_op_with_conditional_arg): Only
2503         build a COMPOUND_EXPR if 'arg' is really a SAVE_EXPR.
2504
2505 2004-01-23  Daniel Jacobowitz  <drow@mvista.com>
2506
2507         * config/arm/arm.c (arm_legitimate_address_p): Don't check the mode
2508         size for minipool references.
2509
2510 2004-01-23  Roger Sayle  <roger@eyesopen.com>
2511
2512         * real.c (real_floor, real_ceil): Tweak to allow input and output
2513         arguments to overlap.
2514         (real_round): New function to implement round(3m) semantics.
2515         * real.h (real_round): Prototype here.
2516         * builtins.c (fold_builtin_round): New function to constant fold
2517         round, roundf and roundl.
2518         (fold_builtin): Call fold_builtin_round for BUILT_IN_ROUND{,F,L}.
2519
2520 2004-01-23  Alexandre Oliva  <aoliva@redhat.com>
2521
2522         PR optimization/13819
2523         * config/sh/sh.c (sh_reorg): Compensate for sharing of CLOBBERs
2524         introduced by 2004-01-20's Jan Hubicka's copy_insn change.
2525         (sh_handle_sp_switch_attribute): Remove warning.
2526
2527 2003-11-30  Jan Hubicka  <jh@suse.cz>
2528
2529         * i386.c (ix86_emit_restore_regs_using_mov):  Deal with large offsets.
2530
2531 2004-01-23  J"orn Rennecke <joern.rennecke@superh.com>
2532
2533         * doc/tm.texi: Insert some weasel words when LOAD_EXTEND_OP
2534         may or may not return non-NIL.
2535         * postreload.c (reload_cse_simplify_operands): In LOAD_EXTEND_OP code,
2536         check CANNOT_CHANGE_MODE_CLASS
2537
2538 2004-01-23  Jan Hubicka  <jh@suse.cz>
2539
2540         * basic-block.h (PROP_POSTRELOAD): New macro.
2541         (CLEANUP_LOG_LINKS): New.
2542         * cfgcleanup.c (cleanup_cfg): Only PROP_LOG_LINKS when asked to.
2543         * toplev.c (rest_of_handle_life):  Preserve LOG_LINKS trought cleanup_cfg.
2544
2545         * cselib.c (value_pool): New.
2546         (new_cselib_val): Use pool.
2547         (cselib_init): Initialize value_pool
2548         (cselib_finish): Free pool.
2549
2550 2004-01-23  Eric Botcazou  <ebotcazou@libertysurf.fr>
2551
2552         * config/sparc/sparc.c (scan_record_type): New function.
2553         (function_arg_slotno): Use it to determine which kinds of
2554         registers the record can be passed in.
2555
2556 2004-01-22  James A. Mmorrison  <ja2morri@uwaterloo.ca>
2557
2558         * config/pa/fptr.c: Fix old-style definition.
2559
2560 2004-01-22  Paolo Bonzini  <bonzini@gnu.org>
2561
2562         PR optimization/13724
2563         * cse.c (fold_rtx) <SUBREG>:  Fold a SUBREG to zero if it
2564         represents the zero bits produced by a ZERO_EXTEND operation.
2565
2566 2004-01-22  Roger Sayle  <roger@eyesopen.com>
2567
2568         PR optimization/13821
2569         * simplify-rtx.c (simplify_subreg): Use subreg_lowpart_offset to
2570         correctly calculate the lowpart offset of the contracted subreg.
2571
2572 2004-01-22  Ian Lance Taylor  <ian@wasabisystems.com>
2573
2574         * doc/invoke.texi (Optimize Options): Note that --param arguments
2575         are subject to change without notice.
2576
2577 2004-01-22  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
2578
2579         * config.gcc (mips-sgi-irix6*o32): Removed.
2580         * config/mips/iris6-o32-as.h: Likewise.
2581         * config/mips/iris6-o32-gas.h: Likewise.
2582         * config/mips/iris6-o32.h: Likewise.
2583
2584 2004-01-22  Jan Hubicka  <jh@suse.cz>
2585
2586         * cfgcleanup.c (first_pass): New static variable.
2587         (try_forward_edges):  Add work limiting check for threading.
2588         (try_crossjump_bb):  Add work limiting check for crossjumping.
2589         (try_optimize_cfg):  Maintain first pass variable.
2590
2591 2004-01-22  Bob Wilson  <bob.wilson@acm.org>
2592
2593         * config/xtensa/xtensa.c (function_arg): Generalize logic so that it
2594         handles complex and vector modes.
2595
2596 2004-01-22  Kazu Hirata  <kazu@cs.umass.edu>
2597
2598         * config/h8300/h8300.h (REG_OK_FOR_INDEX_P_STRICT): Remove.
2599         (REG_OK_FOR_BASE_P_STRICT): Likewise.
2600         (STRICT): Likewise.
2601
2602 2004-01-22  Daniel Jacobowitz  <drow@mvista.com>
2603
2604         * c-semantics.c (genrtl_while_stmt, genrtl_do_stmt_1)
2605         (genrtl_for_stmt): Remove emit_nop calls.
2606
2607 2004-01-22  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
2608
2609         PR target/13713
2610         PR target/13324
2611         * pa.md (movstrsi_prereload, movstrsi_postreload, movstrdi_prereload,
2612         movstrdi_postreload, clrstrsi_prereload, clrstrsi_postreload,
2613         clrstrdi_prereload, clrstrdi_postreload): Fix constraints.
2614
2615 2004-01-22  Daniel Jacobowitz  <drow@mvista.com>
2616
2617         * config/arm/arm.c: Include "debug.h".
2618         (thumb_pushpop): Take two new arguments.  Add some commentary.
2619         Output frame information when pushing.
2620         (thumb_exit, thumb_unexpanded_epilogue): Update calls to
2621         thumb_pushpop.
2622         (thumb_output_function_prologue): Likewise.  Accumulate a CFA
2623         offset, and pass it to thumb_pushpop.  Output CFI information.
2624         (thumb_expand_prologue): Add some frame-related markers and notes.
2625
2626 2004-01-22  Ulrich Weigand  <uweigand@de.ibm.com>
2627
2628         * config/s390/s390.c (s390_frame_info): Allow large frame sizes
2629         for TARGET_64BIT.
2630         (s390_arg_frame_offset): Change return type to HOST_WIDE_INT.
2631         * config/s390/s390-protos.h (s390_arg_frame_offset): Likewise.
2632
2633 2004-01-22  Roger Sayle  <roger@eyesopen.com>
2634             Paolo Bonzini  <bonzini@gnu.org>
2635
2636         * rtlanal.c (subreg_lsb_1): New function split out from subreg_lsb.
2637         (subreg_lsb): Change to call new subreg_lsb_1 helper function.
2638         * rtl.h (subreg_lsb_1): Prototype here.
2639         * simplify-rtx.c (simplify_subreg): Optimize subregs of zero and
2640         sign extensions.
2641
2642 2004-01-22  Kazu Hirata  <kazu@cs.umass.edu>
2643
2644         * doc/tm.texi (CASE_VECTOR_PC_RELATIVE): Mention that the
2645         macro need not be defined if jump-tables should contain
2646         relative addresses only when -fPIC or -fPIC is in effect.
2647
2648 2004-01-22  Jan Hubicka  <jh@suse.cz>
2649
2650         * alias.c (reg_base_value): Turn into varray.
2651         (reg_base_value_size): Kill.
2652         (old_reg_base_value): New deletable varray.
2653         (alias_invariant_size): New variable.
2654         (REG_BASE_VALUE): Update to use varray.
2655         (find_base_value): Likewise.
2656         (record_set): Likewise.
2657         (record_base_value): Likewise.
2658         (memrefs_conflict_p): Likewise.
2659         (record_set): Likewise
2660         (record_base_value): Likewise.
2661         (memrefs_conflict_p): Use alias_invariant_size.
2662         (init_alias_analysis): Use varray; set alias_invariant_size;
2663         rescale other arrays to be sized by maxreg.
2664         (end_alias_analysis): Save reg_base_value; clear alias_invariant_size.
2665
2666 2004-01-22  Eric Botcazou  <ebotcazou@libertysurf.fr>
2667
2668         * config/sparc/sparc.c (function_arg_slotno): Use
2669         FLOAT_TYPE_P to detect FP fields in structures.
2670         (function_arg_record_value_1): Likewise.
2671         (function_arg_record_value_2): Likewise.
2672
2673 2004-01-22  Jan Hubicka  <jh@suse.cz>
2674
2675         * function.c (allocate_struct_function): Do not initialize expr, emit
2676         and varasm.
2677         (prepare_function_start): Do it here.
2678         * c-parse.in (maybe_type_qual): Do not produce line number notes.
2679
2680 2004-01-22  Eric Botcazou  <ebotcazou@libertysurf.fr>
2681
2682         PR target/13559
2683         * config/sparc/sparc.c (function_arg_record_value_3): Revert
2684         to 'word_mode' once the first slot has been filled.
2685
2686 2004-01-22  Olivier Hainque  <hainque@act-europe.fr>
2687
2688         * config/sparc/sparc.c (function_arg_record_value_1): Fix
2689         computation of the number of integer registers required.
2690
2691 2004-01-21  Kazu Hirata  <kazu@cs.umass.edu>
2692
2693         * config/i386/i386.md: Simplify certain comparisons of
2694         const_int.
2695
2696 2004-01-21  Andrew Pinski  <apinski@apple.com>
2697
2698         PR target/13785
2699         * config/rs6000/rs6000.md (call_value): Force operand
2700         1 not operand 0 into a register.
2701
2702 2004-01-21  Kazu Hirata  <kazu@cs.umass.edu>
2703
2704         * cpperror.c, cpptrad.c, longlong.h, params.def, rtl.def,
2705         unwind-dw2-fde.h: Update copyright.
2706
2707 2004-01-21  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
2708
2709         * pa-protos.h: Update copyright.
2710         * pa.h: Likewise.
2711         * pa.md: Likewise.
2712
2713 2004-01-21  Caroline Tice  <ctice@apple.com>
2714
2715         PR target/12308
2716         * config/i386/i386.md (fix_truncxfdi2): Add clause to clobber
2717         flags register.
2718         (fix_truncdfdi2): Likewise.
2719         (fix_truncsfdi2): Likewise.
2720         (*fix_truncdi_1): Likewise.
2721         (fix_truncxfsi2): Likewise.
2722         (fix_truncdfsi2): Likewise.
2723         (fix_truncsfsi2): Likewise.
2724         (*fix_truncsi_1): Likewise.
2725         (fix_truncxfhi2): Likewise.
2726         (fix_truncdfhi2): Likewise.
2727         (fix_truncsfhi2): Likewise.
2728         (*fix_trunchi_1): Likewise.
2729
2730 2004-01-21  Kazu Hirata  <kazu@cs.umass.edu>
2731
2732         * alias.c, basic-block.h, c-common.c, c-common.h,
2733         c-cppbuiltin.c, c-opts.c, c-pragma.c, c-pretty-print.c,
2734         calls.c, cfg.c, cfgcleanup.c, cfgrtl.c, cgraph.h, collect2.c,
2735         combine.c, cppcharset.c, cpphash.h, cppinit.c, cpplib.c,
2736         cpplib.h, cppmacro.c, crtstuff.c, cselib.c, cselib.h,
2737         defaults.h, df.c, dominance.c, et-forest.c, expmed.c, expr.c,
2738         expr.h, fix-header.c, function.h, gcc.c, gcse.c, genattrtab.c,
2739         genautomata.c, genconditions.c, genemit.c, genflags.c,
2740         gengtype.c, gengtype.h, genopinit.c, genrecog.c, gensupport.c,
2741         ggc-zone.c, graph.c, haifa-sched.c, input.h, integrate.c,
2742         langhooks-def.h, langhooks.c, langhooks.h, line-map.c,
2743         line-map.h, local-alloc.c, optabs.c, optabs.h, postreload.c,
2744         ra.h, recog.c, reg-stack.c, regmove.c, reload.c, reorg.c,
2745         rtl.c, sched-deps.c, sched-ebb.c, sdbout.c, system.h,
2746         target.h, targhooks.c, toplev.h, tree-inline.c, unwind-pe.h,
2747         unwind.h, varray.c, varray.h: Update copyright.
2748
2749 2004-01-21  Kazu Hirata  <kazu@cs.umass.edu>
2750
2751         * config/h8300/coff.h: Update copyright.
2752         * config/h8300/elf.h: Likewise.
2753         * config/h8300/h8300-protos.h: Likewise.
2754         * config/h8300/h8300.c: Likewise.
2755         * config/h8300/h8300.h: Likewise.
2756         * config/h8300/h8300.md: Likewise.
2757
2758 2004-01-21  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
2759
2760         * fixinc/inclhack.def (hpux10_stdio_declarations, ultrix_const3,
2761         ultrix_locale, ultrix_stdlib, ultrix_strings, ultrix_sys_time,
2762         ultrix_unistd): New hacks.
2763         * fixinc/tests/base/stdio.h (HPUX10_STDIO_DECLARATIONS_CHECK,
2764         ULTRIX_CONST2_CHECK): Add checks.
2765         * fixinc/tests/base/stdlib.h (ULTRIX_STDLIB_CHECK): Likewise.
2766         * fixinc/tests/base/strings.h (ULTRIX_STRINGS2_CHECK): Likewise.
2767         * fixinc/tests/base/unistd.h (ULTRIX_UNISTD_CHECK): Likewise.
2768         * fixinc/tests/base/sys/time.h (ULTRIX_SYS_TIME_CHECK): Likewise.
2769         * fixinc/tests/base/locale.h: New file.
2770         * fixinc/fixincl.x: Rebuilt.
2771
2772 2004-01-21  Andreas Jaeger  <aj@suse.de>
2773             Michael Matz  <matz@suse.de>
2774
2775         * doc/extend.texi (Extended Asm): Clarify memory clobber.
2776
2777 2004-01-21  Jakub Jelinek  <jakub@redhat.com>
2778
2779         * crtstuff.c (frame_dummy, __do_global_ctors_1): Call
2780         _Jv_RegisterClasses through a function pointer.
2781
2782 2004-01-21  Falk Hueffner  <falk@debian.org>
2783
2784         PR target/12898
2785         * config/alpha/alpha.c (alpha_emit_set_const_1): If
2786         no_new_pseudos, use gen_rtx_SET directly for SImode constants
2787         which need multiple instructions to emit.
2788
2789 2004-01-21  Inaoka Kazuhiro  <inaoka.kazuhiro@renesas.com>
2790
2791         * config/m32r/m32r.h (CPP_SPEC): Define.
2792
2793 2004-01-21  Zack Weinberg  <zack@codesourcery.com>
2794
2795         * c-decl.c (merge_decls): Kill different_binding_level and
2796         different_tu arguments; simplify throughout.
2797         (duplicate_decls): Likewise.
2798         (pushdecl, merge_translation_unit_decls): Update calls to
2799         duplicate_decls.
2800
2801 2004-01-20  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
2802
2803         * Makefile.in (pretty-print.o): Depend on $(CONFIG_H) and
2804         $(SYSTEM_H).
2805         (print-rtl1.o): Depend on $(SYSTEM_H).
2806
2807 2004-01-20  Kelley Cook  <kcook@gcc.gnu.org>
2808
2809         PR bootstrap/12730
2810         * configure.ac: Delete definition and subsitution of docdir.
2811         Add info, man, srcman and srcinfo to target hooks. Create doc/
2812         directory.
2813         * configure: Regenerate.
2814         * Makefile.in: Don't substitute docdir and delete all references
2815         throughout.
2816         (MAKEINFOFLAGS): Define.
2817         (stmp-docobjdir): Delete.
2818         (INFOFILES, MANFILES): Define.
2819         (info): Call lang.info, srcinfo and lang.srcinfo.
2820         (generated-manpages): Call lang.man, srcman and lang.srcman.
2821         (srcinfo, srcman): New rules to copy back files to source directory.
2822         (doc/%.info, doc/%.dvi, doc/%.1, doc/%.7): New implict rule.
2823         (install-man): Revamp rule.
2824         (clean): Update dvi directory.
2825         (distclean): Delete TAGS from front end directorys.
2826         (maintainer-clean): Delete all document files in source directory.
2827
2828         objc/Make-lang.in (objc.man, objc.info): Dummy entries.
2829         (objc.srcman, objc.srcinfo): Likewise.
2830
2831 2004-01-20  Bruce Korb  <bkorb@gnu.org>
2832
2833         * fixinc/inclhack.def(math_exception): bypass only for glibc.
2834         (matherr_decl): rename & relocate as exception_structure.
2835         This fix must precede the math_exception fix.
2836
2837 2004-01-20  Roger Sayle  <roger@eyesopen.com>
2838
2839         * fold-const.c (fold_convert): Rename to fold_convert_const.
2840         (fold_convert_const): Change arguments to take a tree_code,
2841         a type and the operand/expression to be converted.  Return
2842         NULL_TREE if no simplification is possible.  Add support for
2843         FIX_CEIL_EXPR and FIX_FLOOR_EXPR in addition to FIX_TRUNC_EXPR.
2844         (fold): Handle FIX_CEIL_EXPR and FIX_FLOOR_EXPR.
2845         Adjust call to fold_convert to match new fold_convert_const.
2846         Avoid modifying the tree passed to fold in-place.
2847
2848 2004-01-21  Alan Modra  <amodra@bigpond.net.au>
2849
2850         * config/rs6000/sysv4.h (DWARF2_FRAME_REG_OUT): Define.
2851         * dwarf2out.c (output_cfi): Map regs using DWARF2_FRAME_REG_OUT.
2852         * doc/tm.texi (DWARF_FRAME_REGNUM, DWARF2_FRAME_REG_OUT): Document.
2853
2854 2004-01-20  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
2855
2856         * pa-protos.h (compute_frame_size): Use HOST_WIDE_INT for frame sizes.
2857         * pa.c (store_reg, store_reg_modify, load_reg, set_reg_plus_d):
2858         Likewise.  Handle frames larger than 0x7fffffff on 64-bit ports.
2859         (emit_move_sequence): Check scratch_reg first in various if statements.
2860         Extend source simplification to handle all 64-bit CONST_INTs.
2861         (pa_output_function_prologue): Use HOST_WIDE_INT_PRINT_DEC for printing
2862         frame size.
2863         (hppa_expand_prologue, hppa_expand_epilogue): Use HOST_WIDE_INT for
2864         frame offset calculations.
2865         * pa.h (NEW_HP_ASSEMBLER): Add comment.
2866         (MAX_LEGIT_64BIT_CONST_INT, MIN_LEGIT_64BIT_CONST_INT,
2867         LEGITIMATE_64BIT_CONST_INT_P): Define.
2868         (LEGITIMATE_CONSTANT_P): Use LEGITIMATE_64BIT_CONST_INT_P.  Treat
2869         any CONST_INT as legitimate during and after reload.
2870         (VAL_32_BITS_P, INT_32_BITS): Define.
2871         (LEGITIMIZE_RELOAD_ADDRESS): Handle large frame offsets.
2872
2873 2004-01-20  Jan Hubicka  <jh@suse.cz>
2874
2875         * emit-rtl.c (verify_rtx_sharing, copy_insn_1,
2876         emit_copy_of_insn_after, emit_copy_of_insn_after): Clobbers
2877         containing hard regs are shared.
2878         (gen_hard_reg_clobber): New function.
2879         (hard_reg_clobbers): New array.
2880         * genemit.c (gen_exp): Use gen_hard_reg_clobber.
2881         (copy_rtx): Do not copy clobbers containing hard regs.
2882         * rtl.h (gen_hard_reg_clobber): Declare.
2883
2884 2004-01-20  Jan Hubicka  <jh@suse.cz>
2885
2886         * varray.c:  Include hashtab.h
2887         (varray_descriptor): New structure.
2888         (hash_descriptor, eq_descriptor, varray_descriptor,
2889         print_statistics): New static functions
2890         (varray_init, varray_grow): Update statistics
2891         (dump_varray_statistics): New function.
2892         * varray.h (dump_varray_statistics): Declare.
2893         * toplev.c (finalize): Call it.
2894         * Makefile.in (varray.o): Add dependency.
2895
2896 2004-01-20  Jan Hubicka  <jh@suse.cz>
2897
2898         * cselib.c: Include alloc-pool.h
2899         (empty_vals, empty_elt_lists, empty_elt_loc_lists): Kill.
2900         (elt_loc_list_pool, elt_list_pool, cselib_val_pool): Declare.
2901         (new_elt_list, new_elt_loc_list, unchain_one_elt_list,
2902         unchain_one_elt_loc_list_pool, unchain_one_value,
2903         new_cselib_val): Simplify using allocpool.
2904         (cselib_init): Initialize allocpools.
2905         (cselib_finish): Finish allocpools.
2906         * Makefile.in (cselib.o): Depend on alloc-pool.h
2907
2908 2004-01-20  Richard Sandiford  <rsandifo@redhat.com>
2909
2910         * config/mips/mips.c (mips_load_call_address): Make the call insn
2911         use $gp if it could be calling a lazy binding stub.
2912
2913 2004-01-20  Kazu Hirata  <kazu@cs.umass.edu>
2914
2915         * config/s390/s390.c (TARGET_PROMOTE_FUNCTION_ARGS): Define.
2916         (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
2917         (TARGET_STRUCT_VALUE_RTX): Likewise.
2918         * config/s390/s390.h (PROMOTE_FUNCTION_ARGS): Remove.
2919         (PROMOTE_FUNCTION_RETURN): Remove.
2920         (STRUCT_VALUE): Remove.
2921
2922 2004-01-20  Denis Chertykov  <denisc@overta.ru>
2923
2924         PR bootstrap/13735
2925         * config/avr/avr.h (BASE_REG_CLASS): Don't permit to use X
2926         register as pointer after reload.
2927
2928 2004-01-20  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
2929
2930         PR optimization/12440
2931         * loop.c: Include ggc.h.
2932         (loop_optimize): Run garbage collector between optimization of loops.
2933         * Makefile.in (loop.o): Add GGC_H dependency.
2934
2935 2004-01-20  Hartmut Penner  <hpenner@de.ibm.com>
2936
2937         * gcc/config/rs6000/rs6000.c (function_arg) Handle
2938         vector register special in function without prototype.
2939         (function_arg_advance): Vector parameters get always
2940         GPRs allocated for the linux64 target.
2941
2942 2004-01-20  Kazuhiro Inaoka  <inaoka.kazuhiro@renesas.com>
2943
2944         * config/m32r/m32r.h (TARGET_M32R2). Test for TARGET_M32R2_MASK
2945         not TARGET_M32RX_MASK.
2946
2947 2004-01-20  Eric Botcazou  <ebotcazou@libertysurf.fr>
2948
2949         PR target/13557
2950         * config/sparc/sparc.c (function_arg): Reorder the cases.
2951
2952 2004-01-19  Per Bothner  <per@bothner.com>
2953
2954         Move cpp_reader's line_maps field to a shared global.
2955         * cpphash.h (cpp_reader):  Rename line_maps field to line_table
2956         and change the type to a pointer rather than a struct.
2957         * cppinit.c (cpp_push_main_field):  Adjust accordingly.
2958         * cpplib.c (do_include_common, _cpp_do_file_change, cpp_get_callbacks):
2959         Likewise.
2960         * cppfiles.c (validate_pch):  Likewise.
2961         * cppmacro.c (_cpp_warn_if_unused_macro, _cpp_builtin_macro_text):
2962         Likewise.
2963         * cpperror.c (print_location):  Likewise.
2964         * cpplib.h (cpp_create_reader):  New line_maps pointer parameter.
2965         * cppinit.c (cpp_create_reader):  Handle new parameter.
2966         (cpp_destroy):  Don't free line_maps - that's no longer our job.
2967         * input.h (line_table):  New variable.
2968         * toplev.c (line_table):  Declare variable.
2969         (general_init):  Initialize line_table.
2970         * c-opts.c (c_common_init_options):  Pass line_table to
2971         cpp_create_reader.
2972         * fix-header.c (read_scan_file):  New local variable line_table.
2973         Initialize, and pass it to cpp_create_reader.
2974         * Makefile.in (LIBS, LIBDEPS):  Add libcpp.a.
2975         (C_AND_OBJC_OBJS, fix-header):  Remove redundant libcpp.a.
2976
2977 2004-01-19  Per Bothner  <per@bothner.com>
2978
2979         Implement a cache for linemap_lookup.
2980         * line-map.h (struct_line_maps):  Add cache field.
2981         * line-map.c (linemap_init):  Zero cache field.
2982         (linemap_add):  Set cache field to offset of newly allocated map.
2983         (linemap_lookup):  Use and set cache field.
2984
2985 2004-01-20  Kaz Kojima  <kkojima@gcc.gnu.org>
2986
2987         PR optimization/13567
2988         * cse.c (cse_basic_block): Call cse_insn with a non-null
2989         libcall_insn for the last SET insn of a no-confilict block.
2990
2991 2004-01-20  Kelley Cook  <kcook@gcc.gnu.org>
2992
2993         * Makefile.in (target_noncanonical, program_transform_name): Use
2994         immediate define instead of deferred.
2995         (GCC_INSTALL_NAME, GCC_TARGET_INSTALL_NAME, CPP_INSTALL_NAME,
2996         PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, GCOV_INSTALL_NAME,
2997         GCCBUG_INSTALL_NAME): Define via a immediate $(shell) instead of
2998         deferred backquote.
2999
3000 2004-01-20  Joseph S. Myers  <jsm@polyomino.org.uk>
3001
3002         * c-decl.c (c_init_decl_processing): Set pedantic_lvalues to
3003         true unconditionally.
3004         * c-typeck.c (unary_complex_lvalue, pedantic_lvalue_warning):
3005         Remove.
3006         (build_unary_op, build_modify_expr): Don't handle extended
3007         lvalues.
3008         (build_component_ref, build_conditional_expr): Call non_lvalue
3009         instead of pedantic_non_lvalue.
3010         (build_c_cast): Don't condition use of non_lvalue on pedantic.
3011         * fold-const.c (fold): Don't check pedantic directly for
3012         COMPOUND_EXPR.  Ensure that results for COMPOUND_EXPR are
3013         passed to pedantic_non_lvalue.
3014         * doc/extend.texi: Remove documentation of extended lvalues.
3015
3016 2004-01-19  Roger Sayle  <roger@eyesopen.com>
3017
3018         PR optimization/5263
3019         * simplify-rtx.c (associative_constant_p): Delete.
3020         (simplify_associative_operation): Rewrite to linearize terms, and
3021         attempt to simplify new term against both left and right subterms.
3022         (simplify_binary_operation): Call swap_commutative_operands_p on
3023         op0 and op1, not trueop0 and trueop1.  Move the initialization of
3024         trueop0 and trueop1 down to where first needed.
3025         (simplify_relational_operation): Likewise.
3026         * rtlanal.c (commutative_operand_precedence): Also order constant
3027         operands using avoid_constant_pool_reference.
3028
3029 2004-01-19  Richard Henderson  <rth@redhat.com>
3030
3031         * config/alpha/alpha.c (aligned_memory_operand): Check MEM_ALIGN,
3032         don't check memory mode.
3033         (unaligned_memory_operand): Likewise.
3034         (reload_inqi, reload_inhi, reload_outqi, reload_outhi): Don't
3035         abort for op0 not MEM.
3036
3037         * config/alpha/alpha.c (alpha_expand_mov_nobwx): If the destination
3038         is not a reg, copy to a scratch first.
3039         (aligned_loadqi, aligned_loadhi, unaligned_loadqi, unaligned_loadhi,
3040         unaligned_loadqi_le, unaligned_loadqi_be, unaligned_loadhi_le,
3041         unaligned_loadhi_be): Expect op0 in DImode; don't SUBREG.
3042         (reload_inqi, reload_inhi): Fix mode of op0.
3043         (reload_inqi_help, reload_inhi_help, reload_outqi_help,
3044         reload_outhi_help): Likewise.  Use define_insn_and_split.
3045
3046         * config/alpha/alpha.md (call peepholes): Check for REG_NORETURN
3047         as well as $29 dead.
3048
3049 2004-01-19  Eric Botcazou  <ebotcazou@libertysurf.fr>
3050
3051         * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): New.  Emit
3052         "tls_object" for thread-local objects.
3053         * config/sparc/sparc.c (sparc_elf_asm_named_section): Emit
3054         "#tls" for thread-local sections.
3055         * configure.ac (thread-local checks): Specify --fatal-warnings in
3056         every binutils-specific checks.  For sparc*-*-*, test whether the
3057         OS is Solaris and the tools are native and act accordingly.
3058         * configure: Rebuild.
3059
3060 2004-01-19  Jeff Law  <law@redhat.com>
3061
3062         * contrib.texi: Update Paolo Carlini's entry.  New entries for
3063         Jerry Quinn and Petur Runolfsson.
3064
3065 2004-01-19  Roger Sayle  <roger@eyesopen.com>
3066
3067         * config/i386/i386.md (*movhi_1, *movqi_1): When optimizing for
3068         size, don't use the larger zero-extending loads.
3069
3070 2004-01-19  Richard Henderson  <rth@redhat.com>
3071
3072         * alpha.h (HARD_REGNO_MODE_OK): Disallow SImode in FP regs.
3073         * alpha.md (UNSPEC_NT_LDA): Remove.
3074         (UNSPEC_CVTLQ, cvtlq): New.
3075         (extendsidi2_1): Rename from extendsidi2_nofix; remove f/f.
3076         (extendsidi2_fix): Remove.
3077         (extendsidi2 splitter): Use cvtlq.
3078         (extendsidi2 fp peepholes): Remove.
3079         (cvtql): Use SFmode instead of SImode.
3080         (fix_trunc?fsi): Update to match.
3081         (floatsisf2_ieee, floatsisf2, floatsidf2_ieee, floatsidf2): New.
3082         (movsi): Rename from movsi_nofix, remove f alternatives.
3083         (movsi_nt_vms): Similarly.
3084         (movsi_fix, movsi_nt_vms_fix): Remove.
3085         (nt_lda): Remove.
3086         * alpha.c (alpha_expand_prologue): Use adddi3, not nt_lda.
3087
3088 2004-01-19  Jan Hubicka  <jh@suse.cz>
3089
3090         * cgraph.c (cgraph_remove_node): Fix removal from linked list.
3091         * cgraphunit.c (cgraph_finalize_compilation_unit): Clear next_needed
3092         list.
3093         (cgraph_remove_unreachable_nodes): New function
3094         (cgraph_decide_inlining_of_small_function): Fix pasto.
3095         (cgraph_decide_inlining_incrementally): Fix pasto.
3096         (cgrpah_decide_inlining): Likewise; remove unreachable nodes.
3097
3098 2004-01-19  Steven Bosscher  <stevenb@suse.de>
3099
3100         * gengtype.c (header_file): Make it static.
3101         (write_types_process_field, write_enum_defn): Minor whitespace fixes.
3102         * gengtype.h (header_file): No longer extern.
3103
3104 2004-01-18  Kazu Hirata  <kazu@cs.umass.edu>
3105
3106         * defaults.h (CASE_VECTOR_PC_RELATIVE): Provide the default.
3107         * expr.c (CASE_VECTOR_PC_RELATIVE): Remove.
3108         * stmt.c (CASE_VECTOR_PC_RELATIVE): Likewise.
3109
3110 2004-01-18  Kazu Hirata  <kazu@cs.umass.edu>
3111
3112         * stmt.c (HAVE_casesi): Define it not already defined.
3113         (HAVE_tablejump): Likewise.
3114         (expand_end_case_type): Resort to the binary tree method if
3115         neither casesi or tablejump is available.
3116
3117 2004-01-18  Daniel Jacobowitz  <drow@mvista.com>
3118
3119         * final.c (final_scan_insn): Make non-static again.
3120         * output.h (final_scan_insn): Re-add prototype.
3121         * config/arc/arc.c (arc_output_function_epilogue): Add NULL
3122         to final_scan_insn call.
3123         * config/cris/cris.c (cris_target_asm_function_epilogue): Likewise.
3124         * config/mips/mips.c (mips_output_conditional_branch): Likewise.
3125         * config/pa/pa.c (output_lbranch, output_call): Likewise.
3126         * config/sh/sh.c (print_slot): Likewise.
3127         * config/sparc/sparc.c (sparc_nonflat_function_epilogue): Likewise.
3128         (output_sibcall, sparc_flat_function_epilogue): Likewise.
3129
3130 2004-01-18  Jan Hubicka  <jh@suse.cz>
3131
3132         * basic-block.h (try_redirect_by_replacing_jump): Declare.
3133         * cfgcleanup.c (try_optimize_cfg): Use it.
3134         * cfgrtl.c (try_redirect_by_replacing_jump): Export.
3135         (rtl_redirect_edge_and_branch, cfg_layout_redirect_edge_and_branch):
3136         Kill hack.
3137         (cfg_layout_merge_blocks): Use try_redirect_by_replacing_jump.
3138
3139         Revert:
3140         2004-01-16  Geoffrey Keating  <geoffk@apple.com>
3141
3142                 * cfgrtl.c (try_redirect_by_replacing_jump): Optimize tablejumps
3143                 even after reload, just don't remove the actual jump tables.
3144
3145 2004-01-18  Kazu Hirata  <kazu@cs.umass.edu>
3146
3147         * config/rs6000/rs6000.h (STRICT_ARGUMENT_NAMING): Remove.
3148
3149 2004-01-18  Kazu Hirata  <kazu@cs.umass.edu>
3150
3151         * defaults.h (ASM_OUTPUT_ADDR_VEC_ELT): Fix the computation of
3152         the size of a pointer in bytes.
3153
3154 2004-01-18  Roger Sayle  <roger@eyesopen.com>
3155
3156         * builtins.c (expand_builtin_expect_jump): Fix thinko of reusing
3157         live "next" variable, which could lead to an infinite loop.
3158
3159 2004-01-18  Andrew Pinski  <pinskia@physics.uc.edu>
3160
3161         * config/rs6000/altivec.h: Wrap C++ functions in extern "C++"
3162         block.
3163
3164         * config/rs6000/rs6000.c (rs6000_special_round_type_align):
3165         Check for NULL in the chain and remove repeated code.
3166
3167 2004-01-18  Jan Hubicka  <jh@suse.cz>
3168
3169         * coverage.c (checksum_string): Rename to ...
3170         (coverage_checksum_string): ... this one, Use crc32_string; recognize
3171         names containing random number and zero the number out in order to get
3172         match.
3173
3174 2004-01-18  Richard Sandiford  <rsandifo@redhat.com>
3175
3176         * config/mips/mips.c (mips_got_alias_set): Mark for PCH.
3177
3178 2004-01-18  Joseph S. Myers  <jsm@polyomino.org.uk>
3179
3180         * doc/c-tree.texi, doc/cpp.texi, doc/extend.texi,
3181         doc/frontends.texi, doc/gcov.texi, doc/gty.texi, doc/install.texi,
3182         doc/invoke.texi, doc/libgcc.texi, doc/md.texi, doc/rtl.texi,
3183         doc/sourcebuild.texi, doc/standards.texi, doc/tm.texi,
3184         doc/trouble.texi: Remove trailing whitespace.
3185
3186 2004-01-18  Richard Sandiford  <rsandifo@redhat.com>
3187
3188         PR target/7618
3189         * config/mips/mips.c: Include cfglayout.h.
3190         (TARGET_ASM_OUTPUT_MI_THUNK, TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
3191         (mips_unspec_offset_high): Add temporary register argument.
3192         (mips_load_call_address): New function, split out from...
3193         (mips_expand_call): ...here.
3194         (mips_output_cplocal): New function.
3195         (mips_output_function_prologue, mips_output_function_epilogue): Use it.
3196         (mips_emit_loadgp): New function, split out from...
3197         (mips_expand_prologue): ...here.
3198         (mips_output_mi_thunk): New function.
3199
3200 2004-01-17  Bernardo Innocenti  <bernie@develer.com>
3201
3202         * longlong.h (mc68020, __mc68030__, mc68030, __mc68040__, mc68040,
3203         mcpu32): Remove redundant checks for implied target predefines.
3204
3205 2004-1-17  Andrew Pinski  <pinskia@physics.uc.edu>
3206
3207         * config/rs6000/rs6000.c (rs6000_special_round_type_align):
3208         Return type is unsigned int not int.
3209         * config/rs6000/rs6000-protos.h (rs6000_special_round_type_align):
3210         Likewise.
3211
3212 2004-01-18  Joseph S. Myers  <jsm@polyomino.org.uk>
3213
3214         * doc/contrib.texi, doc/cppenv.texi, doc/extend.texi,
3215         doc/install.texi, doc/invoke.texi, doc/tm.texi: Consistently use
3216         "GNU/Linux" and "Microsoft Windows" terminology.
3217
3218 2004-01-18  Joseph S. Myers  <jsm@polyomino.org.uk>
3219
3220         * doc/c-tree.texi, doc/compat.texi, doc/cpp.texi,
3221         doc/cppopts.texi, doc/extend.texi, doc/install.texi,
3222         doc/interface.texi, doc/invoke.texi, doc/libgcc.texi, doc/md.texi,
3223         doc/objc.texi, doc/rtl.texi, doc/tm.texi, doc/trouble.texi: Use
3224         @smallexample instead of @example.
3225
3226 2004-01-17  Ziemowit Laski  <zlaski@apple.com>
3227
3228         * objc/objc-act.c (build_objc_method_call): Use target
3229         hooks instead of macros to determine if ..._stret
3230         dispatchers should be used (NeXT runtime only).
3231
3232 2004-01-17  Roger Sayle  <roger@eyesopen.com>
3233
3234         * builtins.c (expand_builtin_expect_jump): Fix mistake in my
3235         last patch.  Use XEXP (x, 0) to get a LABEL_REF's CODE_LABEL.
3236
3237 2004-01-17  Daniel Jacobowitz  <drow@mvista.com>
3238
3239         * rtl.h (emit_insn_before_sameloc, emit_jump_insn_before_sameloc)
3240         (emit_call_insn_before_sameloc, emit_insn_after_sameloc)
3241         (emit_jump_insn_after_sameloc, emit_call_insn_after_sameloc): New
3242         macros.
3243         * reload1.c (emit_reload_insns): Use them.
3244         * emit-rtl.c (emit_insn_before_sameloc, emit_insn_after_sameloc)
3245         (emit_jump_insn_after_sameloc, emit_call_insn_after_sameloc): Check
3246         for NULL PATTERN.
3247
3248 2004-01-17  Daniel Jacobowitz  <drow@mvista.com>
3249
3250         * final.c (SEEN_BB, SEEN_NOTE, SEEN_EMITTED): Define.
3251         (final_scan_insn): Update to take an additional SEEN argument.  Emit
3252         a line note after the prologue.  Make static.
3253         (line_note_exists): Remove.
3254         (final): Don't initialize line_note_exists.  Update call to
3255         final_scan_insn.
3256         * output.h (final_scan_insn): Remove prologue.
3257         * function.c (set_insn_locators): Update comment.
3258         (thread_prologue_and_epilogue_insns): Add a comment.
3259
3260 2004-01-17  Andrew Pinski  <pinskia@physics.uc.edu>
3261
3262         PR target/10781
3263         * config/rs6000/rs6000-protos.h (rs6000_special_round_type_align):
3264         Prototype.
3265         * config/rs6000/rs6000.c (rs6000_special_round_type_align):
3266         New function.
3267         * config/rs6000/linux64.h (ROUND_TYPE_ALIGN): Use it.
3268         * config/rs6000/aix.h (ROUND_TYPE_ALIGN): Likewise.
3269         * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Likewise.
3270
3271 2004-01-17  Jan Hubicka  <jh@suse.cz>
3272
3273         * toplev.c (rest_of_handle_reorder_blocks): Fix pasto in previous
3274         commit.
3275
3276         * toplev.c (HAVE_conditional_execution): Provide default.
3277         (rest_of_handle_reorder_blocks): For conditional_execution target
3278         update liveness once after all transformations
3279         (rest_of_compilation): Do crossjumping before ce3.
3280
3281 2004-01-17  Geoffrey Keating  <geoffk@apple.com>
3282
3283         * alias.c (new_alias_set): Mark last_alias_set for PCH.
3284         (get_varargs_alias_set): Rename 'set' to 'varargs_set' and mark it
3285         for PCH.
3286         (get_frame_alias_set): Likewise, except rename it to 'frame_set'.
3287         * config/rs6000/rs6000.c (rs6000_sr_alias_set): Mark for PCH.
3288         (get_TOC_alias_set): Mark 'set' for PCH.
3289
3290 2004-01-16  Geoffrey Keating  <geoffk@apple.com>
3291
3292         * cfgrtl.c (try_redirect_by_replacing_jump): Optimize tablejumps
3293         even after reload, just don't remove the actual jump tables.
3294
3295 2004-01-17  J. Brobecker  <brobecker@gnat.com>
3296
3297         * dwarf2out.c (is_subrange_type): Renamed from is_ada_subrange_type().
3298         Remove checks for is_ada() and TREE_UNSIGNED.
3299         (subrange_type_die): Emit a byte_size attribute if the subrange
3300         type size is different from the base type size.
3301         (modified_type_die): Replace call to is_ada_subrange_type() by
3302         call to is_subrange_type().
3303
3304 2004-01-16  Andrew Pinski  <pinskia@physics.uc.edu>
3305
3306         * config/sh/sh.c: Include ggc.h.
3307
3308 2004-01-16  Geoffrey Keating  <geoffk@apple.com>
3309
3310         * Makefile.in (MD5_H): New.
3311         (fold-const.o): Depend on md5.h.
3312         (dwarf2out.o): Likewise.
3313         (cppfiles.o): Likewise.
3314         * cppfiles.c: Include md5.h.
3315         (should_stack_file): Check against list read from PCH file.
3316         (struct pchf_data): New.
3317         (pchf): New variable.
3318         (struct pchf_adder_info): New.
3319         (pchf_adder): New.
3320         (pchf_save_compare): New.
3321         (_cpp_save_file_entries): New.
3322         (_cpp_read_file_entries): New.
3323         (struct pchf_compare_data): New.
3324         (pchf_compare): New.
3325         (check_file_against_entries): New.
3326         * cpphash.h (_cpp_save_file_entries): Prototype.
3327         (_cpp_read_file_entries): Prototype.
3328         * cpppch.c (cpp_write_pch_state): Write the list of headers.
3329         (cpp_read_state): Read the list of headers.
3330
3331 2004-01-17  Jan Hubicka  <jh@suse.cz>
3332
3333         * c-common.c (c_estimate_num_insns_1): Handle builtin_constant_p and
3334         builtin_expect specially.
3335         * params.def (PARAM_MAX_INLINE_INSNS_AUTO): Set to 100.
3336         (PARAM_LARGE_FUNCTION_INSNS): Set to 3000.
3337         * invoke.texi (max-inline-insns-single): Set to 100.
3338         (large-function-insns): Set to 3000.
3339
3340 2004-01-16  Eric Christopher  <echristo@redhat.com>
3341             Chandrakala Chavva <cchavva@redhat.com>
3342
3343         * cppcharset.c (one_iso88591_to_utf8): New function.
3344         (convert_iso88591_utf8): Ditto. Use.
3345         (conversion_tab): Use.
3346         (_cpp_input_to_utf8): New function.
3347         (_cpp_init_iconv_buffer): Ditto.
3348         (_cpp_close_iconv_buffer): Ditto.
3349         * cpphash.h: Prototype new functions.
3350         (cpp_buffer): Add input_cset_desc.
3351         * cppinit.c: Add input_charset default.
3352         * cpplib.c (cpp_push_buffer): Support init and
3353         close of iconv.
3354         * cpplib.h (cpp_options): Add input_charset.
3355
3356 2004-01-16  Kazu Hirata  <kazu@cs.umass.edu>
3357
3358         * system.h (ASM_OUTPUT_SECTION_NAME): Poison.
3359         * config/alpha/unicosmk.h: Remove a commented-out definition
3360         of ASM_OUTPUT_SECTION_NAME.
3361         * config/stormy16/stormy16.h: Likewise.
3362
3363 2004-01-16  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
3364
3365         * fixinc/inclhack.def (alpha___extern_prefix): Renamed to ...
3366         (alpha___extern_prefix_sys_stat): ... this.
3367         Apply to <sys/mount.h>, too.
3368         Tweak to match more variations.
3369         * fixinc/tests/base/sys/stat.h: Adapt for new hackname.
3370
3371         * fixinc/inclhack.def (alpha___extern_prefix,
3372         alpha___extern_prefix_standards): New hacks to obey
3373         __PRAGMA_EXTERN_PREFIX.
3374         * fixinc/tests/base/testing.h [ALPHA___EXTERN_PREFIX_CHECK]: New
3375         test.
3376         * fixinc/tests/base/standards.h: Likewise.
3377
3378         * fixincl/inclhack.def (alpha_pthread): Tweak to match more
3379         variations.
3380         New testcase.
3381         * fixinc/tests/base/pthread.h: Handle it.
3382
3383         * fixincl/inclhack.def (bad_lval): Sort file list.
3384         Add many missing files up to Tru64 UNIX V5.1B.
3385         * gcc/fixinc/tests/base/libgen.h: Renamed to ...
3386         * gcc/fixinc/tests/base/dirent.h: ... this to match new file list
3387         order.
3388
3389         * fixinc/fixincl.x: Regenerate.
3390
3391 2004-01-16  Mark Mitchell  <mark@codesourcery.com>
3392
3393         * version.c (version_string): Change to 3.5.0.
3394         * doc/include/gcc-common.texi (version-GCC): Likewise.
3395
3396 2004-01-16  Jan Hubicka  <jh@suse.cz>
3397
3398         * i386.md (load_tp_di): Fix pasto.
3399
3400         PR opt/13608
3401         * i386.c (ix86_compute_frame_layout): Fix for alloca on leaf function.
3402
3403         * c-pretty-print.c (pp_c_type_cast, pp_c_abstract_declarator,
3404         pp_c_character_constant, pp_c_floating_constant,
3405         pp_c_additive_expression, pp_c_shift_expression,
3406         pp_c_equality_expression, pp_c_and_expression,
3407         pp_c_exclusive_or_expression, pp_c_inclusive_or_expression,
3408         pp_c_logical_and_expression): Remove inline modifier.
3409         * dwarf2out.c (get_AT): Likewise.
3410         * et-forest.c (et_splay): Likewise.
3411         * ra.h (ra_alloc, ra_calloc): Likewise
3412
3413 2004-01-16  Kazu Hirata  <kazu@cs.umass.edu>
3414
3415         * config/frv/frv-protos.h: Fix comment formatting.
3416         * config/frv/frv.c: Likewise.
3417         * config/frv/frv.h: Likewise.
3418         * config/frv/frv.md: Likewise.
3419         * config/frv/frvbegin.c: Likewise.
3420         * config/frv/frvend.c: Likewise.
3421
3422 2004-01-16  Kazu Hirata  <kazu@cs.umass.edu>
3423
3424         * system.h (LINKER_DOES_NOT_WORK_WITH_DWARF2): Poison.
3425         * doc/tm.texi (PREFERRED_DEBUGGING_TYPE): Don't mention
3426         LINKER_DOES_NOT_WORK_WITH_DWARF2.
3427         (LINKER_DOES_NOT_WORK_WITH_DWARF2): Remove.
3428
3429 2004-01-16  J"orn Rennecke <joern.rennecke@superh.com>
3430
3431         PR 11864
3432         * postreload.c (reload_cse_simplify_operands): Don't remove
3433         implicit extension from LOAD_EXTEND_OP.
3434
3435 2004-01-16  Jan Hubicka  <jh@suse.cz>
3436
3437         PR opt/11350
3438         * cfgcleanup.c (try_optimize_cfg): Suppress tablejump removal
3439         after reload.
3440         * cfgrtl.c (rtl_can_merge_blocks, cfglayout_can_merge_blocks,
3441         rtl_try_redirect_by_replacing_branch): Likewise.
3442
3443 2004-01-15  Geoffrey Keating  <geoffk@apple.com>
3444
3445         PR pch/13689
3446         * alias.c (struct alias_set_entry): Mark for GC.
3447         (alias_sets): Make static, mark for GC.
3448         (record_alias_subset): Use GC to allocate alias structures.
3449         * varray.c (element): Make generic varrays GCed.
3450
3451         PR pch/13361
3452         * c-typeck.c (constructor_asmspec): Delete.
3453         (struct initializer_stack): Delete field 'asmspec'.