* c-common.c (c_common_reswords) add the alignof keyword,
[gcc.git] / gcc / ChangeLog
1 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
2
3 * c-common.c (c_common_reswords) add the alignof keyword,
4 with same RID as __alignof and __alignof__
5
6 2009-08-25 Anatoly Sokolov <aesok@post.ru>
7
8 * hooks.h (hook_bool_const_int_const_int_true): Declare.
9 * hooks.c (hook_bool_const_int_const_int_true): New function.
10 * target.h (struct gcc_target): Add can_eliminate field.
11 * target-def.h (TARGET_CAN_ELIMINATE): Define.
12 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
13 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
14 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
15 (elim_table): Revise comment.
16 * system.h (CAN_ELIMINATE): Poison.
17 * defaults.h (CAN_ELIMINATE): Remove.
18 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
19
20 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
21 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
22 Define macro.
23 (alpha_vms_can_eliminate): Declare as static, change return type to
24 bool.
25 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
26
27 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
28 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
29 (arm_can_eliminate): New function.
30
31 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
32 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
33 (avr_can_eliminate): Declare as static.
34 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
35
36 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
37 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
38 (bfin_can_eliminate): New function.
39
40 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
41 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
42 (crx_can_eliminate): New function.
43
44 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
45 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
46 (fr30_can_eliminate): New function.
47
48 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
49 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
50 (frv_can_eliminate): New function.
51
52 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
53 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
54 (h8300_can_eliminate): New function.
55
56 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
57 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
58 (i386_can_eliminate): Declare as static, change return type to bool.
59 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
60
61 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
62 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
63 (ia64_can_eliminate): New function.
64
65 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
66 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
67 (iq2000_can_eliminate): New function.
68
69 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
70 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
71 (m32r_can_eliminate): New function.
72
73 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
74 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
75 (m68hc11_can_eliminate): New function.
76
77 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
78 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
79 (m68k_can_eliminate): New function.
80
81 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
82 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
83 (mep_can_eliminate): New function.
84
85 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
86 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
87 (mips_can_eliminate): New function.
88
89 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
90 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
91 (rs6000_can_eliminate): New function.
92
93 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
94 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
95 (s390_can_eliminate): Declare as static.
96 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
97
98 * config/score/score.h (CAN_ELIMINATE): Remove macro.
99 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
100 (score_can_eliminate): New function.
101
102 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
103 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
104 (sparc_can_eliminate): Declare as static.
105 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
106
107 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
108 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
109 (xstormy16_can_eliminate): New function.
110
111 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
112 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
113 (v850_can_eliminate): New function.
114
115 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
116
117 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
118 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
119 (*movdfcc_ext[1234]): Disable for IEEE mode.
120
121 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
122
123 * gimplify.c (prepare_gimple_addressable): New static function.
124 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
125 it addressable.
126 (gimplify_addr_expr): Invoke it similarly on the operand instead of
127 manually fiddling with it.
128
129 2009-08-25 Michael Matz <matz@suse.de>
130
131 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
132 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
133 full expression.
134 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
135 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
136 (do_jump): Split out code for simple binary comparisons into ...
137 (do_jump_1): ... this, taking the individual operands and code.
138 Change callers to helper function above accordingly.
139 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
140 comparisons.
141
142 2009-08-25 Michael Matz <matz@suse.de>
143
144 * expr.h (struct separate_ops, sepops): New type for passing
145 around an exploded simple expression.
146 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
147 Use this structure instead of expression tree.
148 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
149 expression, only its type.
150 (expand_vec_cond_expr): Take type and individual operands instead
151 of full expression.
152 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
153 expand_vec_shift_expr): Change prototype accordingly.
154 * tree-vect-stmts.c (vectorizable_condition): Change call of
155 expand_vec_cond_expr_p to pass only type.
156 * expr.c (do_store_flags): Change prototype and implementation
157 to take an exploded expression.
158 (expand_expr_real_1): New local ops initialized with details
159 of the full expression. Use it instead of full
160 expression in calls to do_store_flags, expand_vec_cond_expr,
161 expand_widen_pattern_expr and expand_vec_shift_expr.
162
163 2009-08-25 Michael Matz <matz@suse.de>
164
165 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
166 treeop2 initialized with first three operands of the full expression.
167 Substitute all TREE_OPERAND (exp, [012]) calls with them.
168
169 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
170
171 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
172 (__gthread_objc_condition_allocate): Mark arguments as unused.
173 (__gthread_objc_condition_deallocate): Likewise.
174 (__gthread_objc_condition_wait): Likewise.
175 (__gthread_objc_condition_broadcast): Likewise.
176 (__gthread_objc_condition_signal): Likewise.
177 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
178 (__gthread_objc_thread_id): Likewise.
179
180 2009-08-25 Janus Weil <janus@gcc.gnu.org>
181
182 PR middle-end/41149
183 * tree-pretty-print.c (print_call_name): Print the correct call name
184 for procedure pointer components.
185
186 2009-08-24 Steve Ellcey <sje@cup.hp.com>
187
188 * config/ia64/ia64.c (ia64_promote_function_mode): Call
189 default_promote_function_mode when not VMS.
190
191 2009-08-24 Olivier Hainque <hainque@adacore.com>
192
193 * convert.c (convert_to_integer): Don't assume an input pointer is
194 POINTER_SIZE wide. Fetch from the type instead.
195
196 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
197
198 * configure.ac (AC_PREREQ): Bump to 2.64.
199
200 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
201
202 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
203 (process_command): Don't search standard_exec_prefix_1 and
204 standard_exec_prefix_2.
205
206 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
207
208 * config/arm/arm.c (output_return_instruction): Handle for
209 unified syntax.
210
211 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
212
213 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
214
215 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
216
217 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
218 (*arm_movdf_vfp): Likewise.
219
220 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
221
222 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
223 (vashr<mode>3): Rename from ashr<mode>3.
224 (vlshr<mode>3): Rename from lshr<mode>3.
225
226 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
227
228 PR/40786
229 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
230 (check_format_info_main): Use scalar_identify_flag.
231 (check_format_types): Check for scalar size identity if
232 scalar_identify_flag is set.
233 (printf_length_specs): Extend by new field.
234 (asm_fprintf_length_specs): Likewise.
235 (gcc_diag_length_specs): Likewise.
236 (scanf_length_specs): Likewise.
237 (strfmon_length_specs): Likewise.
238 (gcc_gfc_length_specs): Likewise.
239 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
240 (ms_printf_flag_specs): Likewise.
241 * c-format.h (format_length_info): Add new member scalar_identity_flag.
242
243 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
244
245 PR target/40718
246 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
247 (*call_value_pop_1): Ditto.
248 (*sibcall_pop_1): New insn pattern.
249 (*sibcall_value_pop_1): Ditto.
250
251 2009-08-23 Alan Modra <amodra@bigpond.net.au>
252
253 PR target/41081
254 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
255 ashrsi3_64): New.
256
257 2009-08-23 Alan Modra <amodra@bigpond.net.au>
258
259 PR target/41081
260 * fwprop.c (try_fwprop_subst): Allow multiple sets.
261 (get_reg_use_in): New function.
262 (forward_propagate_subreg): Propagate through subreg of zero_extend
263 or sign_extend.
264
265 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
266
267 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
268 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
269
270 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
271
272 * configure.ac: Remove --with-datarootdir, --with-docdir,
273 --with-htmldir switches. No need to call AC_SUBST for
274 datarootdir, docdir, htmldir any more.
275 * configure: Regenerate.
276 * doc/install.texi (Configuration): Document --datarootdir,
277 --docdir, --htmldir, --pdfdir; update documentation for
278 --infodir, --mandir.
279 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
280 M4 to 1.4.6.
281
282 * aclocal.m4: Regenerate.
283 * config.in: Regenerate.
284 * configure: Regenerate.
285
286 2009-08-21 Douglas B Rupp <rupp@gnat.com>
287 Olivier Hainque <hainque@adacore.com>
288
289 * config/ia64/ia64.c: Include libfuncs.h.
290 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
291 (ia64_expand_call): Use reg 25 on VMS.
292 (ia64_initialize_trampoline): Fix for VMS ABI.
293 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
294 (ia64_function_arg): Initialize reg 25 on VMS.
295 Fix OpenVMS ABI issues for varargs.
296 For OpenVMS, emit the Argument Information register set in the
297 incoming/sibcall case as well.
298 (ia64_arg_type): New function.
299 (ia64_function_arg_advance): Keep track of cum->words.
300 Fix OpenVMS ABI issues for varargs.
301 (ia64_function_value): On VMS, promote mode of non-aggregate types.
302 (ia64_override_options): Set flag_no_common on VMS.
303 (ia64_init_builtins): Disable FWRITE builtin.
304 (ia64_asm_output_external): Call DO_CRTL_NAMES.
305 (ia64_vms_init_libfuncs): Add decc$ routines.
306 (ia64_vms_valid_pointer_mode): New function.
307 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
308 (ia64_promote_function_mode): New function
309 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
310 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
311 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
312 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
313 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
314 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
315 Suppress trailing '#' if VALUE is numeric.
316 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
317 ia64_promote_function_mode.
318 (TARGET_VALID_POINTER_MODE): Define.
319
320 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
321
322 PR target/40671
323 * config/rs6000/rs6000.c (rs6000_override_options): Use
324 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
325
326 PR target/41145
327 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
328 reporting of vector + decimal/boolean/complex error.
329
330 2009-08-21 Jakub Jelinek <jakub@redhat.com>
331
332 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
333 __vector double TYPE_DECL.
334
335 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
336
337 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
338 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
339 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
340 to pointer to enum machine_mode. Update all callers as needed.
341
342 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
343
344 * config/alpha/alpha.md (exception_receiver): Emit alternative
345 GP load sequence if flag_reorder_blocks_and_partition is set.
346 (*exception_receiver_2): Also enable when
347 flag_reorder_blocks_and_partition is set.
348
349 2009-08-20 Matt Rice <ratmice@gmail.com>
350 Diego Novillo <dnovillo@google.com>
351
352 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
353 tree-ssa-sccvn.h.
354
355 2009-08-20 Richard Guenther <rguenther@suse.de>
356
357 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
358 * c-tree.h (c_dup_lang_specific_decl): Remove.
359 (struct lang_decl, struct lang_type): Move definitions ...
360 * c-lang.h: ... here. New file.
361 * c-decl.c: Include c-lang.h.
362 (c_dup_lang_specific_decl): Remove.
363 * c-typeck.c: Include c-lang.h.
364 * Makefile.in (c-decl.o): Add c-lang.h dependency.
365 (c-typeck.o): Likewise.
366 * c-config-lang.in (gtfiles): Add c-lang.h.
367 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
368 like c-tree.h.
369
370 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
371
372 * config/alpha/alpha.c (alpha_end_function): Do not clear
373 crtl->emit structure and free insn locators if cfun->is_thunk is true,
374 this is now handled in generic code.
375
376 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
377
378 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
379 (s390_z10_fix_long_loop_prediction): New function.
380 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
381 (s390_reorg): Walk over the INSNs and invoke
382 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
383
384 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
385
386 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
387 "*brx_64bit", "*brx_31bit"): New patterns.
388 * config/s390/s390.c ('E'): New output modifier.
389
390 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
391 Richard Earnshaw <richard.earnshaw@arm.com>
392
393 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
394 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
395
396 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
397
398 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
399 patterns.
400 * pa.c (emit_move_sequence): Check if address of operand1 is valid
401 for mode mode of operand0 when doing secondary reload for SAR.
402
403 2009-08-19 Jakub Jelinek <jakub@redhat.com>
404
405 PR middle-end/41123
406 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
407 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
408
409 2009-08-19 Jason Merrill <jason@redhat.com>
410
411 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
412 supported template depth in C++0x.
413
414 2009-08-19 Jakub Jelinek <jakub@redhat.com>
415
416 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
417 free_after_compilation.
418 * config/score/score7.c (score7_output_mi_thunk): Likewise.
419 * config/score/score3.c (score3_output_mi_thunk): Likewise.
420 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
421 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
422 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
423 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
424 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
425
426 2009-08-19 Ian Lance Taylor <iant@google.com>
427
428 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
429 of (plus (mult (neg B) C) A).
430
431 2009-08-18 Michael Matz <matz@suse.de>
432
433 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
434 instead of comparing TYPE_MAIN_VARIANT for equality.
435 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
436 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
437 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
438 * gimplify.c (goa_lhs_expr_p): Ditto and use
439 STRIP_USELESS_TYPE_CONVERSION.
440
441 2009-08-18 Michael Matz <matz@suse.de>
442
443 * tree-ssa-structalias.c (create_variable_info_for): Also mark
444 first field in a struct.
445 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
446
447 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
448
449 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
450 locators before emit_insn is called. Remove assert that
451 cfun->is_thunk.
452 (alpha_end_function): Clear crtl->emit structure and free insn
453 locators if cfun->is_thunk is true.
454
455 2009-08-18 Jason Merrill <jason@redhat.com>
456
457 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
458 type if available.
459 * configure.ac: Test for it.
460 * configure, config.in: Regenerate.
461 * doc/install.texi: Document --enable-gnu-unique-object.
462
463 2009-08-18 Richard Guenther <rguenther@suse.de>
464
465 PR middle-end/41094
466 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
467 pow(x,y*z) only if x is nonnegative.
468
469 2009-08-18 Jakub Jelinek <jakub@redhat.com>
470
471 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
472 on jumps.
473
474 PR target/40971
475 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
476 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
477
478 2009-08-17 DJ Delorie <dj@redhat.com>
479
480 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
481 * config/m32c/prologue.md (epilogue_freit): New.
482 (fset_b): New.
483 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
484 (bank_switch_p): Likewise.
485 (fast_interrupt_p): Likewise.
486 (interrupt_p): Likewise.
487 (m32c_conditional_register_usage): Round memregs size up.
488 (need_to_save): We only need to save $a0 when we use ENTER.
489 (interrupt_p): Check for fast_interrupt too.
490 (bank_switch_p): New.
491 (fast_interrupt_p): New.
492 (m32c_attribute_table): Add bank_switch and fast_interrupt.
493 (m32c_emit_prolog): Support bank switching and fast interrupts.
494 * doc/extend.texi (Function Attributes): Add bank_switch and
495 fast_interrupt.
496
497 2009-08-17 Douglas B Rupp <rupp@gnat.com>
498
499 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
500 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
501
502 2009-08-16 Douglas B Rupp <rupp@gnat.com>
503
504 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
505 (menu): Add IA-64/VMS Options.
506 (IA-64/VMS Options): Likewise.
507
508 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
509
510 PR target/38599
511 * config/mips/mips.md (*lwxs): Use :P for pointer values.
512
513 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
514
515 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
516 (mips_pop_asm_switch): Likewise.
517 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
518 with...
519 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
520 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
521 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
522 (mips_print_operand_punctuation): Use them. Check mips_noreorder
523 instead of set_noreorder.
524 (mips_output_function_prologue): Use the new functions.
525 (mips_output_function_epilogue): Likewise.
526 (mips_need_noat_wrapper_p): New function, split out from...
527 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
528 Use mips_push_asm_switch and mips_pop_asm_switch.
529 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
530 and mips_pop_asm_switch.
531 (ASM_OUTPUT_REG_POP): Likewise.
532 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
533 Use mips_pop_asm_switch.
534 (mips_asm_switch): New structure.
535 (set_noreorder, set_nomacro): Replace with...
536 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
537 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
538 instead of set_nomacro.
539 (fix_truncsfsi2_macro): Likewise.
540 (cprestore): Likewise.
541 (hazard): Use mips_noreorder instead of set_noreorder.
542 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
543
544 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
545
546 * config/alpha/alpha.c (alpha_and_function): Handle NULL_RTX returned
547 from prev_active_insn.
548
549 2009-08-16 Anatoly Sokolov <aesok@post.ru>
550
551 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
552 * config/avr/avr.c (avr_override_options): Initialize
553 avr_current_arch variable.
554 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
555 __AVR_HAVE_16BIT_SP__ according to the device type.
556 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
557 TARGET_TINY_STACK.
558 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
559 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
560
561 2009-08-16 Dodji Seketeli <dodji@redhat.com>
562
563 PR debug/37801
564 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
565 generating inlined subroutine die only. We shouldn't be
566 called for anything else.
567 (gen_block_die): Don't generate inline subroutine debug info for
568 abstract blocks.
569
570 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
571
572 * graphite-poly.c (print_pbb): Print PBB index.
573
574 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
575
576 PR middle-end/40981
577 * graphite-interchange.c (ppl_max_for_le): Moved...
578 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
579 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
580 ppl_Pointset_Powerset_C_Polyhedron_maximize.
581 * graphite-ppl.h (ppl_max_for_le): Declared.
582
583 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
584
585 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
586 supported on all platforms.
587 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
588 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
589 * c-pragma.c: Likewise.
590 * target-def.h (TARGET_INITIALIZER): Remove
591 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
592 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
593
594 2009-08-14 Douglas B Rupp <rupp@gnat.com>
595
596 * config/ia64/fde-vms.c: New file.
597 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
598 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
599 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
600 (uw_frame_state_for): Only register a personality routine if it is
601 known to be compatible with our expectations.
602 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
603 Declare unw_table_entry stack variable and
604 mod all calls to _Unwind_FindTableEntry to add arg.
605 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
606 (_Unwind_FindTableEntry): Add arg to prototype.
607
608 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
609
610 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
611 field 'signal_pfs_loc'.
612 (uw_frame_state_for): Remove duplicate code dealing with leaf
613 procedures without unwind info.
614 If in the frame after unwinding through a signal handler, restore
615 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
616 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
617 'pfs_loc' to the AR.PFS location in the signal context; instead
618 set 'signal_pfs_loc'.
619 Manually generate the unwind info for the AR.PFS register.
620 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
621 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
622 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
623 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
624 instead set 'signal_pfs_loc'.
625 Remove code preventing the AR.PFS register from being restored
626 from the signal context.
627
628 2009-08-14 Douglas B Rupp <rupp@gnat.com>
629 Tristan Gingold <gingold@adacore.com>
630
631 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
632 * config/ia64/t-vms: New file.
633 * config/ia64/vms64.h: New file.
634 * config/ia64/vms.h: New file.
635 * config/ia64/vms-crtinit.asm: New file.
636 * config/ia64/vms_symvec_libgcc_s.opt: New file.
637 * config/ia64/vms-unwind.h: New file.
638
639 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
640
641 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
642 TFmode compares.
643
644 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
645
646 PR middle-end/30789
647 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
648 Move declaration...
649 * real.h (do_mpc_arg2): ... here.
650 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
651 and RDIV_EXPR.
652
653 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
654
655 * final.c (add_debug_prefix_map): Don't use GC memory for
656 old_prefix and new_prefix.
657
658 2009-08-14 Richard Guenther <rguenther@suse.de>
659
660 * ipa-prop.c (compute_complex_pass_through): If we cannot
661 compute a non-varying offset for IPA_JF_ANCESTOR punt.
662
663 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
664
665 * c-lex.c (c_lex_with_flags): Increase size of local variable
666 to avoid memory clobber.
667
668 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
669
670 PR target/40934
671 * config/i386/i386.c (ix86_fp_comparison_strategy):
672 Only enable/disable sahf at function granularity.
673
674 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
675
676 PR rtl-optimization/41064
677 * reload1.c (reload_as_needed): Don't call extract_insn
678 for known invalid replacements after calling
679 validate_replace_rtx_group and verify_changes.
680
681 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
682
683 PR target/41019
684 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
685 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
686 ix86_expand_fp_vcond.
687 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
688 Assert that operation is supported by ix86_expand_int_vcond.
689 (vcondu<SSEMODE124C8:mode>): Ditto.
690
691 2009-08-13 DJ Delorie <dj@redhat.com>
692
693 * config/i386/djgpp-stdint.h: New.
694 * config.gcc (djgpp): Use it.
695
696 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
697
698 * config/sh/sh.c (sh_override_options): When flag_exceptions or
699 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
700
701 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
702
703 * tree-ssa-loop-prefetch.c
704 (prune_ref_by_group_reuse): Enhance probabilistic analysis
705 for long-stride pruning.
706 (compute_miss_rate): New function to compute the probability
707 that two memory references access different cache lines.
708
709 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
710
711 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
712
713 2009-08-13 Richard Guenther <rguenther@suse.de>
714
715 PR middle-end/41047
716 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
717 use the constant pointer type.
718 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
719 of CV qualifiers on the target pointer type.
720 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
721 conversion check before restrict check.
722
723 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
724
725 PR target/41029
726 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
727
728 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
729
730 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
731
732 2009-08-12 Richard Guenther <rguenther@suse.de>
733
734 PR tree-optimization/41011
735 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
736 and reference constructing.
737
738 2009-08-12 Xinliang David Li <davidxl@google.com>
739
740 PR tree-optimization/41012
741 * tree-flow.h : New external interface.
742 * gimple-low.c (check_call_arg): Change to public function.
743 Remove argument mismatch check in lowering.
744 * tree-inline.h (tree_can_inline_p): Interface change.
745 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
746 into this function.
747 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
748 Call change to tree_can_inline_p function.
749 (cgraph_decide_inlining_incrementally): Ditto.
750
751 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
752
753 PR tree-optimization/41031
754 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
755 on the partition variable rather than promote_mode on the source
756 type. Assert that the partition variable's type has the same
757 mode as the source value's.
758
759 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
760
761 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
762 for for_return == 2.
763 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
764 comments.
765 * calls.c (expand_call): Fix typo.
766 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
767 and PARM_DECL.
768 * stmt.c (expand_value_return): Use promote_function_mode to copy out
769 of pseudo.
770 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
771 * config/cris/cris.c (cris_promote_function_mode): Likewise.
772 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
773 * config/pa/pa.c (pa_promote_function_mode): Likewise.
774
775 2009-08-12 Andrew Haley <aph@redhat.com>
776
777 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
778
779 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
780
781 PR bootstrap/40103
782 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
783
784 2009-08-12 Richard Guenther <rguenther@suse.de>
785
786 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
787 * gimplify.c (gimplify_modify_expr): Do not use
788 lang_hooks.types_compatible_p.
789 * tree-ssa.c (useless_type_conversion_p): For aggregates
790 just return false if the canonical types differ.
791
792 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
793
794 PR middle-end/40980
795 * sese.c (convert_for_phi_arg): New.
796 (add_guard_exit_phis): Use convert_for_phi_arg.
797
798 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
799
800 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
801 unknown subscript upper bounds.
802
803 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
804 Pranav Garg <pranav.garg2107@gmail.com>
805
806 * graphite-interchange.c (gather_access_strides): Removed.
807 (ppl_max_for_le): New.
808 (build_linearized_memory_access): New.
809 (memory_stride_in_loop): New.
810 (pbb_interchange_profitable_p): Reimplemented.
811 * graphite-ppl.h (ppl_new_id_map): New.
812 (ppl_interchange): New.
813
814 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
815
816 * graphite-interchange.c (compute_subscript): Removed.
817 (compute_array_size_cstr): Removed.
818 (compute_array_size_poly): Removed.
819 (compute_array_size): Removed.
820 (gather_access_strides_poly): Removed.
821 (gather_access_strides): Empty.
822
823 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
824
825 * graphite-dependences.c (dependence_polyhedron_1): Replace
826 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
827 (graphite_legal_transform_dr): Same.
828 (graphite_carried_dependence_level_k): Same.
829 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
830 Initialize PDR_NB_SUBSCRIPTS.
831 (print_pdr_access_layout): Replace pdr_nb_subscripts with
832 PDR_NB_SUBSCRIPTS.
833 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
834 (PDR_NB_SUBSCRIPTS): New.
835 (pdr_nb_subscripts): Removed.
836 (pdr_dim): Simplified.
837 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
838 with PDR_NB_SUBSCRIPTS.
839
840 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
841
842 * graphite-interchange.c (compute_array_size): Remove use of
843 PDR_DATA_CONTAINER.
844 * graphite-poly.c (new_poly_dr): Remove argument data_container.
845 Do not initialize PDR_DATA_CONTAINER.
846 (print_pdr): Do not print PDR_DATA_CONTAINER.
847 * graphite-poly.h (struct poly_dr): Remove data_container field.
848 (PDR_DATA_CONTAINER): Removed.
849 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
850 PDR_DATA_CONTAINER.
851 (build_poly_dr): Same.
852
853 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
854 Sebastian Pop <sebastian.pop@amd.com>
855
856 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
857 copy of the dependence polyhedron. Free the temporary objects.
858 (graphite_carried_dependence_level_k): Free unused objects before
859 returning.
860
861 * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
862 * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
863 * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
864 * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
865 * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
866
867 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
868
869 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
870 Early return without analyzing the data dependences if no
871 transform has been done. Call restore_scattering if the transform
872 is not legal.
873 (graphite-interchange.c): Same.
874 * graphite-poly.c (print_scattering_function): Test for
875 PBB_TRANSFORMED.
876 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
877 (apply_poly_transforms): Do not gcc_assert that
878 the transform is legal.
879 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
880 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
881 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
882 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
883 * graphite-poly.h (struct poly_scattering): New.
884 (struct poly_bb): Add original, transformed, and saved fields.
885 Remove transformed_scattering, original_scattering,
886 nb_local_variables and nb_scattering_transform fields.
887 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
888 (poly_scattering_new): New.
889 (poly_scattering_free): New.
890 (poly_scattering_copy): New.
891 (store_scattering_pbb): New.
892 (store_scattering): New.
893 (restore_scattering_pbb): New.
894 (restore_scattering): New.
895 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
896 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
897
898 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
899
900 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
901 (print_scop): Same.
902
903 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
904
905 * Makefile.in (graphite.o): Depends on PREDICT_H.
906 * graphite.c: Include predict.h.
907 (graphite_finalize): Call tree_estimate_probability.
908 * predict.c (predict_loops): Do not call scev_initialize and
909 scev_finalize.
910 (tree_estimate_probability_bb): New.
911 (tree_estimate_probability): Do not initialize loops: move that
912 code to the driver. Call tree_estimate_probability_bb.
913 (tree_estimate_probability_driver): New.
914 (pass_profile): Use tree_estimate_probability_driver.
915 * predict.h (tree_estimate_probability): Declared.
916
917 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
918
919 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
920 * graphite-dependences.c (graphite_legal_transform): Add time to
921 TV_GRAPHITE_DATA_DEPS.
922 (dependency_between_pbbs_p): Same.
923 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
924
925 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
926
927 PR rtl-optimization/41033
928 * alias.c (nonoverlapping_component_refs_p): Punt when strict
929 aliasing is disabled.
930
931 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
932
933 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
934 si_mask_operand, and_load_operand, low_bitmask_operand,
935 and_reg_operand, and_operand): New predicates.
936 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
937 * config/mips/mips.c (and_operands_ok): New function.
938 * config/mips/mips-protos.h (and_operands_ok): Declare it.
939 * config/mips/mips.md (move_type): Add ext_ins and logical.
940 (type): Handle them.
941 (and<mode>3): Use and_reg_operand as the second operand's predicate.
942 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
943 shift_shift. Remove commutative constraint modifier.
944 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
945 shift_shift.
946 (*clear_upper32_dext): Remove define_insn_and_split.
947 (*clear_upper32): Turn this define_insn_and_split ...
948 (splitter for ANDing register with 0xffff_ffff): .. into this.
949
950 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
951
952 * combine.c (try_widen_shift_mode): Factor out code to check if an
953 integer constant is a low-order bitmask from here ...
954 * rtlanal.c (low_bitmask_len): ... to here.
955 * rtl.h (low_bitmask_len): Declare.
956
957 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
958
959 PR target/8603
960 * config/alpha/alpha.md (addsi3): Remove expander.
961 (addsi3): Rename from *addsi3_internal insn pattern.
962 (subsi3): Remove expander.
963 (subsi3): Rename from *subsi3_internal insn pattern.
964
965 2009-08-11 Douglas B Rupp <rupp@gnat.com>
966
967 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
968 FWRITE_UNLOCKED.
969
970 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
971 Eric Botcazou <botcazou@adacore.com>
972 Douglas B Rupp <rupp@gnat.com>
973
974 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
975 that records that fit in 64 bits are returned by immediate value,
976 as required by OpenVMS Calling Standard.
977 (function_value): Adjust for above modification.
978 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
979 virtual_incoming_args_rtx as base object, not next_arg.
980 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
981
982 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
983
984 * reload.c (find_reloads_subreg_address): Check the original
985 req_equiv_mem address to detect the case where an address is
986 not valid in the outer mode.
987
988 2009-08-11 Richard Guenther <rguenther@suse.de>
989
990 PR bootstrap/40788
991 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
992
993 2009-08-10 Douglas B Rupp <rupp@gnat.com>
994
995 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
996 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
997
998 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
999 Douglas B Rupp <rupp@gnat.com>
1000
1001 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
1002 PT_STACK when frame_pointer_needed on OpenVMS.
1003 (alpha_pv_save_size, alpha_using_fp): Remove.
1004 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
1005 with proper processing for PT_NULL.
1006 (alpha_vms_initial_elimination_offset): New function. Support for
1007 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
1008 (alpha_sa_size): Force procedure type to PT_STACK when
1009 frame_pointer_needed on OpenVMS.
1010 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
1011 (alpha_using_fp): Likewise.
1012 (alpha_vms_can_eliminate): Add prototype.
1013 (alpha_vms_initial_elimination_offset): Likewise.
1014 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
1015 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
1016
1017 2009-08-10 Eric Botcazou <botcazou@adacore.com>
1018 Douglas B Rupp <rupp@gnat.com>
1019
1020 * config/alpha/alpha.c (common_object_handler): New function.
1021 (vms_attribute_table): Declare a single attribute "common_object".
1022 (vms_output_aligned_decl_common): New global function.
1023 (SECTION_VMS_OVERLAY): Delete.
1024 (SECTION_VMS_GLOBAL): Likewise.
1025 (SECTION_VMS_INITIALIZE): Likewise.
1026 (vms_asm_named_section): Remove support for above flags.
1027 (vms_section_type_flags): Delete.
1028 (TARGET_SECTION_TYPE_FLAGS): Likewise.
1029 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
1030 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
1031 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
1032
1033 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
1034
1035 PR target/41015
1036 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
1037 (sub_ddmmss): Likewise.
1038
1039 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
1040
1041 PR bootstrap/41018
1042 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
1043 year.
1044
1045 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1046
1047 PR target/37053
1048 * reload1.c (reload_as_needed): Use cancel_changes to completely
1049 undo a failed replacement attempt.
1050
1051 2009-08-10 Richard Guenther <rguenther@suse.de>
1052
1053 PR middle-end/41006
1054 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
1055 (useless_type_conversion_p): ... here. Require pointer targets
1056 to be compatible.
1057
1058 2009-08-10 Dodji Seketeli <dodji@redhat.com>
1059
1060 PR c++/40866
1061 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
1062 loose the original type of the statement list.
1063
1064 2009-08-09 Douglas B Rupp <rupp@gnat.com>
1065
1066 * config/alpha/alpha.c: Include libfuncs.h
1067 (avms_asm_output_extern): New function.
1068 (alpha_init_libfuncs): Init some decc libfuncs.
1069 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
1070 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
1071 (DO_CRTL_NAMES): Define.
1072 (LIB_SPEC): Remove.
1073 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
1074 (LONG_TYPE_SIZE): Define.
1075 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
1076 (SUBTARGET_SWITCHES): Define malloc64 switch.
1077 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
1078 (MASK_RETURN_ADDR): Define.
1079 doc/invoke.texi (mmalloc64): Document switch.
1080
1081 2009-08-09 Olivier Hainque <hainque@adacore.com>
1082 Douglas B Rupp <rupp@gnat.com>
1083
1084 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
1085 uses_condition_handler.
1086 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
1087 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
1088 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
1089 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
1090 (code_for_builtin): New insn codes for the new alpha_builtins.
1091 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
1092 (alpha_sa_size): Account for uses_condition_handler.
1093 (alpha_expand_prologue): Likewise.
1094 (alpha_start_function): Likewise.
1095 (alpha_expand_epilogue): Likewise.
1096 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
1097 establish/revert expanders.
1098 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
1099 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
1100 New expander, resorting to the alpha.c associated function.
1101 (builtin_revert_vms_condition_handler): Likewise.
1102 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
1103 __gcc_shell_handler, the static VMS condition handler used as
1104 an indirection wrapper to the current dynamically established
1105 handler.
1106 * config/alpha/vms-unwind.h: Complete rewrite.
1107 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
1108 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
1109
1110 2009-08-09 Eric Botcazou <botcazou@adacore.com>
1111 Douglas B Rupp <rupp@gnat.com>
1112
1113 * config/alpha/alpha.c (alpha_links): Add 'target' field.
1114 (alpha_need_linkage): Handle aliases. Return function symbol.
1115 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
1116 Use ultimate alias target for the linkage name.
1117 * config/alpha/alpha.md (movmemdi): Use the symbol returned
1118 by alpha_need_linkage for the function symbol.
1119 (setmemdi): Likewise.
1120
1121 2009-08-09 Douglas B Rupp <rupp@gnat.com>
1122
1123 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
1124 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
1125 (ASM_WEAKEN_LABEL): Define.
1126 (CRT_CALL_STATIC_FUNCTION): Define.
1127 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
1128 (ENDFILE_SPEC): Define.
1129 (INIT_SECTION_ASM_OP): Define.
1130 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
1131 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
1132 crtend.o crtendS.o.
1133 (MULTILIB_OSDIRNAMES): Define.
1134 (shlib_version): Define.
1135 (SHLIB_EXT): Define.
1136 (SHLIB_OBJS): Define.
1137 (SHLIB_NAME): Define.
1138 (SHLIB_MULTILIB): Define.
1139 (SHLIB_INSTALL): Define.
1140 (SHLIB_SYMVEC): Define.
1141 (SHLIB_SYMVECX2): Define.
1142 (SHLIB_LINK): Define.
1143
1144 2009-08-09 Douglas B Rupp <rupp@gnat.com>
1145
1146 * config/alpha/alpha.c (alpha_initialize_trampoline):
1147 Initialize VMS trampoline IAW ABI for bounded procedure calls.
1148 (alpha_start_function): Emit transfer address on nested functions
1149 for VMS trampoline call.
1150 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
1151 since no longer used.
1152 * config/alpha/vms-tramp.asm: Remove.
1153 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
1154 since now only data initialized at runtime.
1155
1156 2009-08-09 Douglas B Rupp <rupp@gnat.com>
1157
1158 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
1159 (LINK_GCC_C_SEQUENCE_SPEC): Define.
1160 (MD_EXEC_PREFIX): Remove, no longer used.
1161 (MD_STARTFILE_PREFIX): Likewise.
1162 (INCLUDE_DEFAULTS): Likewise.
1163 * config/alpha/t-vms:
1164 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
1165
1166 2009-08-09 Richard Guenther <rguenther@suse.de>
1167
1168 PR tree-optimization/41016
1169 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
1170 (operand_precision): Remove.
1171 (integral_operand_p): Likewise.
1172 (recognize_single_bit_test): Adjust.
1173
1174 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
1175
1176 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
1177 operation overflows. Likewise non-cast unary arithmetic.
1178 If one arm of a conditional expression is always taken,
1179 inhibit evaluation warnings for the other arm. Likewise inhibit
1180 evaluation warnings for the second && or || operand if the first
1181 operand is enough to determine the result.
1182 * c-typeck.c (build_conditional_expr): Apply the same inhibition
1183 rules here.
1184 (build_binary_op): Prevent duplicate evaluation warnings.
1185
1186 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
1187
1188 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
1189 and destination have different modes, Use promote_mode to
1190 determine the signedness of the conversion. Assert that the
1191 promoted source mode matches the destination mode. Don't pass
1192 the destination and destination mode to expand_expr if the source
1193 mode is different. Simplify conversion logic.
1194
1195 2009-08-09 Ira Rosen <irar@il.ibm.com>
1196
1197 PR tree-optimization/41008
1198 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
1199 from condition only in case it's a comparison. Adjust checks.
1200
1201 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
1202
1203 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
1204 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
1205 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
1206 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
1207 (dump_cand): Handle them.
1208 (struct iv_cand): New members COST_STEP and AINC_USE.
1209 (stmt_after_increment): Likewise.
1210 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
1211 callers changed. Use gimple_uid comparison instead of scanning.
1212 (add_candidate_1): When looking for identical candidates, take
1213 AINC_USE into account. Set it for new candidates.
1214 (force_expr_to_var_cost): Cast target_spill_cost to int.
1215 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
1216 All callers changed. Check for availability of autoinc addressing
1217 modes, both in general for a given mode, and in the specific use case.
1218 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
1219 changed.
1220 (get_computation_cost): Likewise.
1221 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
1222 add_autoinc_candidates): New static functions.
1223 (add_candidate): Call add_autoinc_candidates for candidates based on
1224 a USE_ADDRESS use.
1225 (find_iv_candidates): Call set_autoinc_for_original_candidates.
1226 (determine_use_iv_cost_address): If we have an autoinc candidate at
1227 the matching use, verify autoinc is possible and subtract the cost
1228 of the candidate's step from the cost.
1229 (determine_iv_cost): Record the cost of the increment in the COST_STEP
1230 member of the candidate.
1231 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
1232 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
1233
1234 2009-08-09 Douglas B Rupp <rupp@gnat.com>
1235
1236 * config.build (ia64-hp-*vms*): New target.
1237 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
1238 with ia64-hp-*vms*.
1239 * config.gcc (ia64-hp-*vms*): New target.
1240 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
1241 with ia64-hp-*vms*.
1242 * config.host (ia64-hp-*vms*): New target.
1243 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
1244 with ia64-hp-*vms*.
1245
1246 2009-08-08 Richard Guenther <rguenther@suse.de>
1247
1248 PR tree-optimization/40991
1249 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
1250
1251 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
1252
1253 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
1254 mode check. Do truncations in an integer mode.
1255 (force_to_mode): Handle subregs for all mode types. Only do
1256 arithmetic simplifications on integer modes.
1257
1258 2009-08-07 Richard Guenther <rguenther@suse.de>
1259
1260 PR tree-optimization/40999
1261 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
1262 (maybe_fold_reference): Lookup constant initializers.
1263 (fold_gimple_assign): Likewise.
1264
1265 2009-08-07 Richard Guenther <rguenther@suse.de>
1266
1267 * tree-ssa.c (useless_type_conversion_p_1): Only for types
1268 that require structural equality defer to the langhook.
1269
1270 2009-08-07 Martin Jambor <mjambor@suse.cz>
1271
1272 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
1273 comments.
1274 (struct ipa_pass_through_data): New type.
1275 (struct ipa_ancestor_jf_data): New type.
1276 (union jump_func_value): Removed field formal_id, added fields
1277 pass_through and ancestor.
1278 (struct ipa_param_call_note): Changed type of formal_id to int from
1279 unsigned.
1280 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
1281 operations jump functions and ancestor jump functions.
1282 (compute_complex_pass_through): New function.
1283 (compute_scalar_jump_functions): Call compute_complex_pass_through,
1284 reflect changes in the jump function strucutre.
1285 (update_jump_functions_after_inlining): Ignore complex pass-through
1286 and ancestor jump functions.
1287 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
1288 polynomial pass-through with operation jump functions.
1289
1290 2009-08-07 Jakub Jelinek <jakub@redhat.com>
1291
1292 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
1293 fde->dw_fde_begin as begin label instead of hot/cold label.
1294 Use LLSDAC label instead of LLSDA for second section lsda.
1295 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
1296 label instead of LLSDA if it is true.
1297 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
1298 callers.
1299 * except.c (add_call_site, dw2_size_of_call_site_table): Add
1300 SECTION argument. Use it as index into crtl->eh.call_site_record
1301 array.
1302 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
1303 use it to determine how to print table entries instead of using
1304 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
1305 label instead of normal begin label as base.
1306 (sjlj_assign_call_site_values): Adjust add_call_site caller.
1307 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
1308 ensure no EH range spans between sections and that landing pads
1309 are always in the corresponding section.
1310 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
1311 for crtl->eh.call_site_record being an array rather than scalar.
1312 (output_one_function_exception_table): New function, copied
1313 from output_function_exception_table. Adjust
1314 dw2_size_of_call_site_table, dw2_output_call_site_table
1315 callers. For SECOND section use *C suffixed labels.
1316 (output_function_exception_table): Call
1317 output_one_function_exception_table and, when doing hot/cold
1318 partitioning, also another time for the second section.
1319 * opts.c: Include except.h.
1320 (decode_options): Allow -freorder-blocks-and-partition with
1321 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
1322 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
1323 * function.h (struct rtl_eh): Change call_site_record from
1324 scalar into array of 2 elements.
1325
1326 2009-08-07 Martin Jambor <mjambor@suse.cz>
1327
1328 * ipa-prop.c (count_formal_params_1): New function.
1329 (ipa_get_vector_of_formal_parms): New function.
1330 (get_vector_of_formal_parm_types): New function.
1331 (ipa_modify_formal_parameters): New function.
1332 (ipa_modify_call_arguments): New function.
1333 (index_in_adjustments_multiple_times_p): New function.
1334 (ipa_combine_adjustments): New function.
1335 (ipa_dump_param_adjustments): New function.
1336 * ipa-prop.h (struct ipa_parm_adjustment): New type.
1337 (ipa_get_vector_of_formal_parms): Declare.
1338 (ipa_modify_formal_parameters): Declare.
1339 (ipa_modify_call_arguments): Declare.
1340 (ipa_combine_adjustments): Declare.
1341 (ipa_dump_param_adjustments): Declare.
1342 (build_ref_for_offset): Declare.
1343 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
1344 * tree-sra.c: Include ipa-prop.c.
1345 (build_ref_for_offset): Make public.
1346
1347 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
1348
1349 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
1350
1351 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
1352
1353 * gcc/doc/extend.texi (__builtin_extract_return_address)
1354 (__builtin_frob_return_address): Document.
1355
1356 2009-08-06 Paul Brook <paul@codesourcery.com>
1357
1358 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
1359 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
1360 implementation on ARMv6-M.
1361
1362 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1363
1364 * doc/extend.texi (pcs): Document new attribute for ARM.
1365
1366 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1367
1368 * arm.c (pcs_attribute_args): Comment out unsupported attribute
1369 variants.
1370
1371 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1372
1373 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
1374 warning ().
1375
1376 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1377
1378 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
1379
1380 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1381
1382 Merge ARM/hard_vfp_branch to trunk.
1383
1384 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
1385
1386 * arm.c (libcall_eq): New function.
1387 (libcall_hash): New function.
1388 (add_libcall): New function.
1389 (arm_libcall_uses_aapcs_base): New function.
1390 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
1391 libcalls using the base PCS.
1392 (arm_init_cumulative_args): Likewise.
1393
1394 2009-07-20 Joseph Myers <joseph@codesourcery.com>
1395
1396 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
1397 Use base ABI for conversion libfuncs between HFmode and SFmode.
1398
1399 2009-05-12 Joseph Myers <joseph@codesourcery.com>
1400
1401 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
1402 V4SImode as representatives of all 64-bit and 128-bit vector
1403 types. Allow vector types without vector modes.
1404 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
1405 without vector modes like BLKmode.
1406 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
1407 BLKmode. Avoid unsupported vector modes or TImode moves for
1408 non-TARGET_NEON.
1409 (aapcs_vfp_allocate_return_reg): Likewise.
1410 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
1411 V8QImode if TARGET_NEON || TARGET_IWMMXT.
1412
1413 2009-05-12 Joseph Myers <joseph@codesourcery.com>
1414
1415 * config/arm/arm.c (arm_handle_pcs_attribute): New.
1416 (arm_get_pcs_model): Pass attribute arguments to
1417 arm_pcs_from_attribute.
1418 (arm_init_cumulative_args): Use base AAPCS for conversions from
1419 floating-point types to DImode.
1420 (arm_attribute_table): Add pcs attribute.
1421 (arm_handle_pcs_attribute): New.
1422 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
1423 conversions from floating-point types to DImode, also declare them
1424 to use base AAPCS and declare functions they call to use base
1425 AAPCS and their RTABI names.
1426
1427 2009-05-12 Joseph Myers <joseph@codesourcery.com>
1428
1429 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
1430 -mfloat-abi=hard not being supported for VFP.
1431
1432 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
1433
1434 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
1435 SYMBOL_REF to hard_libcall_value.
1436
1437 2009-03-05 Joseph Myers <joseph@codesourcery.com>
1438 Richard Earnshaw <rearnsha@arm.com>
1439
1440 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
1441 has been put on the stack, all remaining co-processory arguments for
1442 that co-processor also go on the stack.
1443
1444 2009-03-05 Joseph Myers <joseph@codesourcery.com>
1445
1446 * config/arm/arm.c (arm_return_in_memory): Handle returning
1447 vectors of suitable size in registers also for AAPCS case.
1448
1449 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
1450
1451 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
1452
1453 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
1454
1455 ARM Hard-VFP calling convention
1456 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
1457 * target.h (gcc_target): Add libcall_value to table of call hooks.
1458 * targhooks.h (default_libcall_value): Default implementation.
1459 * targhooks.c (default_libcall_value): Likewise.
1460 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
1461 * optabs.c (expand_unop): Use it.
1462 * expr.h (hard_libcall_value): Pass the function RTX through.
1463 * calls.c (emit_library_call_value_1): Update call to
1464 hard_libcall_value.
1465 * explow.c (hard_libcall_value): Use new target hook.
1466 * testsuite/lib/target-supports.exp
1467 (check_effective_target_arm_hard_vfp_ok): New hook.
1468 (check_effective_target_arm_neon_ok): Improve test for neon
1469 availability.
1470 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
1471 * config/arm/arm.c: Include cgraph.h
1472 (TARGET_FUNCTION_VALUE): Override default hook.
1473 (arm_pcs_default): New variable.
1474 (arm_override_options): Don't fault hard calling convention with VFP.
1475 Add support for AAPCS variants.
1476 (arm_function_value): Make static. Handle AAPCS variants.
1477 (arm_libcall_value): New function.
1478 (arm_apply_result_size): Handle VFP registers in results.
1479 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
1480 conventions.
1481 (pcs_attribute_args): New variable.
1482 (arm_pcs_from_attribute): New function.
1483 (arm_get_pcs_model): New function.
1484 (aapcs_vfp_cum_init): New function.
1485 (aapcs_vfp_sub_candidate): New function.
1486 (aapcs_vfp_is_return_candidate): New function.
1487 (aapcs_vfp_is_call_candidate): New function.
1488 (aapcs_vfp_allocate): New function.
1489 (aapcs_vfp_allocate_return_reg): New function.
1490 (aapcs_vfp_advance): New function.
1491 (aapcs_cp_arg_layout): New variable.
1492 (aapcs_select_call_coproc): New function.
1493 (aapcs_select_return_coproc): New function.
1494 (aapcs_allocate_return_reg): New function.
1495 (aapcs_libcall_value): New function.
1496 (aapcs_layout_arg): New function.
1497 (arm_init_cumulative_args): Initialize AAPCS args data.
1498 (arm_function_arg): Handle AAPCS variants using new interface.
1499 (arm_arg_parital_bytes): Likewise.
1500 (arm_function_arg_advance): New function.
1501 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
1502 calling conventions.
1503 (arm_setup_incoming_varargs): Handle new AAPCS args data.
1504 * arm.h (NUM_VFP_ARG_REGS): Define.
1505 (LIBCALL_VALUE): Update.
1506 (FUNCTION_VALUE): Delete.
1507 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
1508 (arm_pcs): New enum.
1509 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
1510 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
1511 (FUNCTION_ARG_REGNO_P): Add VFP regs.
1512 * arm-protos.h (arm_function_arg_advance): Add.
1513 (aapcs_libcall_value): Add.
1514 (arm_function_value): Delete.
1515
1516 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
1517 H.J. Lu <hongjiu.lu@intel.com>
1518
1519 PR target/40957
1520 * config/i386/i386.c (standard_sse_mode_p): Remove.
1521 (standard_sse_constant_p): Return 2 for integer mode
1522 vector_all_ones_operand when SSE2 is enabled.
1523 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
1524 (ix86_expand_vector_move): Do not check for negative values from
1525 standard_sse_constant_p.
1526
1527 2009-08-06 Richard Guenther <rguenther@suse.de>
1528
1529 * tree-ssa.c (useless_type_conversion_p_1): Make function and
1530 array type comparisons frontend independent.
1531 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
1532 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
1533 out array reference lower bound and element size operands.
1534 (ao_ref_init_from_vn_reference): Properly compute the offset
1535 for ARRAY_RANGE_REF.
1536 (vn_reference_fold_indirect): Fill out array reference lower
1537 bound and element size operands.
1538 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
1539 a non gimple valued reference operand which can happen for
1540 array reference lower bound or element size.
1541 (create_component_ref_by_pieces_1): Properly generate the
1542 element size operand for array references.
1543
1544 2009-08-06 Richard Guenther <rguenther@suse.de>
1545
1546 PR tree-optimization/40964
1547 * tree.c (iterative_hash_host_wide_int): Export.
1548 * tree.h (iterative_hash_host_wide_int): Declare.
1549 * tree-ssa-structalias.c (heapvar_map): New struct.
1550 (heapvar_map_eq): New function.
1551 (heapvar_map_hash): Likewise.
1552 (heapvar_lookup): Adjust.
1553 (heapvar_insert): Likewise.
1554 (make_constraint_from_heapvar): Allow multiple heap variables
1555 per decl at different offsets.
1556 (init_alias_heapvars): Adjust.
1557
1558 2009-08-04 David Daney <ddaney@caviumnetworks.com>
1559
1560 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
1561 * mips_output_sync_loop (mips_output_sync_loop): Only emit
1562 trailing sync if TARGET_SYNC_AFTER_SC.
1563
1564 2009-08-05 David Daney <ddaney@caviumnetworks.com>
1565
1566 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
1567 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
1568 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
1569 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
1570 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
1571 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
1572 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
1573 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
1574 test_and_set_12): Rewrite calls to mips_output_sync_loop.
1575 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
1576 the prototype declaration match the definition.
1577 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
1578 instructions explicitly. Add barrier_before and operands
1579 parameters.
1580 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
1581 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
1582 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
1583 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
1584 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
1585 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
1586
1587 2009-08-05 Andrew Pinski <pinskia@gmail.com>
1588
1589 * tree-ssa-alias.c: Fix intervals to use [) syntax.
1590
1591 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
1592 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
1593
1594 PR target/40906
1595 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
1596 source operand.
1597
1598 2009-08-05 Jakub Jelinek <jakub@redhat.com>
1599
1600 PR rtl-optimization/40924
1601 * dse.c (canon_address): Before calling cselib_expand_value_rtx
1602 make sure canon_rtx (mem_address) isn't simpler than
1603 canon_rtx (expanded_mem_address).
1604
1605 2009-08-05 Li Feng <nemokingdom@gmail.com>
1606
1607 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
1608 for each poly_bb_p.
1609 (build_scop_drs): Build alias set for each SCoP.
1610
1611 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
1612
1613 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
1614 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
1615 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
1616 (MIPS_ARCH_FLOAT_SPEC): Likewise.
1617 (BASE_DRIVER_SELF_SPECS): Likewise.
1618
1619 2009-08-04 Andrew Pinski <pinskia@gmail.com>
1620
1621 * tree-ssa-alias.c: Fix some comment typos.
1622
1623 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
1624
1625 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
1626 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
1627
1628 2009-08-03 Janis Johnson <janis187@us.ibm.com>
1629
1630 PR c/39902
1631 * simplify-rtx.c (simplify_binary_operation_1): Disable
1632 simplifications for decimal float operations.
1633
1634 2009-08-03 Jakub Jelinek <jakub@redhat.com>
1635
1636 PR middle-end/40943
1637 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
1638 operand of INDIRECT_REF.
1639
1640 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
1641
1642 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
1643 constants referencing TLS symbols.
1644
1645 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
1646
1647 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
1648 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
1649
1650 2009-08-03 Richard Guenther <rguenther@suse.de>
1651
1652 * tree.c (make_vector_type): Build a main variant first,
1653 get the canonical one and then build the variant.
1654 * tree-ssa.c (useless_type_conversion_p_1): Handle
1655 fixed-point types.
1656 (useless_type_conversion_p): Conversions to pointers to
1657 incomplete record types are useless.
1658
1659 2009-08-03 Richard Guenther <rguenther@suse.de>
1660
1661 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
1662 file will be created.
1663 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
1664 * toplev.c (compile_file): Adjust comment.
1665
1666 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
1667
1668 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
1669 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
1670 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1671 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1672 (sh_promote_function_mode): Fix typo.
1673
1674 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
1675
1676 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
1677
1678 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1679
1680 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
1681 declaration arguments.
1682
1683 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
1684
1685 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
1686 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
1687 (ix86_split_ashl): Ditto.
1688 (ix86_expand_vector_init_one_nonzero): Ditto.
1689 (ix86_expand_vector_set): Ditto.
1690 (ix86_expand_reduc_v4sf): Ditto.
1691
1692 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
1693
1694 * explow.c (promote_function_mode): Remove assert.
1695 * config/sh/sh.c (sh_promote_function_mode): Declare.
1696
1697 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1698
1699 * config/pa/pa.c (pa_promote_function_mode): Declare.
1700 Change to static. Fix promote_mode call.
1701
1702 * gthr-dce.h (CONST_CAST2): Define if not defined.
1703 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
1704
1705 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
1706
1707 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
1708
1709 * expr.c (store_constructor): Use promote_decl_mode. Remove
1710 now write-only variable unsignedp.
1711 (expand_expr_real_1): Use promote_decl_mode.
1712 * expr.h (promote_function_mode, promote_decl_mode): New.
1713 (promote_mode): Remove last argument.
1714 * function.c (assign_temp): Drop last argument of promote_mode.
1715 (assign_parm_find_data_types): Use promote_function_mode.
1716 (assign_parm_setup_reg): Likewise.
1717 (expand_function_end): Use promote_function_mode.
1718 * calls.c (initialize_argument_information): Use promote_function_mode.
1719 (precompute_arguments): Use promote_mode instead of checking if
1720 only PROMOTE_FUNCTION_MODE is defined.
1721 (expand_call): When making sibcall decisions, use promote_function_mode.
1722 Below, remove an if for targetm.calls.promote_function_return and
1723 and use promote_function_mode.
1724 (emit_library_call_value_1): Use promote_function_mode, fix bug
1725 where promote_mode was passed FOR_CALL == 0 for a return value in an
1726 assertion.
1727 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
1728 * explow.c (promote_function_mode, promote_decl_mode): New.
1729 (promote_mode): Keep only the FOR_CALL == 0 case.
1730 * combine.c (setup_incoming_promotion): Remove test of
1731 promote_function_args. Use promote_function_mode.
1732 * stmt.c (expand_value_return): Use promote_decl_mode.
1733 (expand_decl): Use promote_decl_mode.
1734
1735 * expr.c (store_constructor): Use promote_decl_mode. Remove
1736 now write-only variable unsignedp.
1737 (expand_expr_real_1): Use promote_decl_mode.
1738 * expr.h (promote_function_mode, promote_decl_mode): New.
1739 (promote_mode): Remove last argument.
1740 * function.c (assign_temp): Drop last argument of promote_mode.
1741 (assign_parm_find_data_types): Use promote_function_mode.
1742 (assign_parm_setup_reg): Likewise.
1743 (expand_function_end): Use promote_function_mode.
1744 * calls.c (initialize_argument_information): Use promote_function_mode.
1745 (precompute_arguments): Use promote_mode instead of checking if
1746 only PROMOTE_FUNCTION_MODE is defined.
1747 (expand_call): When making sibcall decisions, use promote_function_mode.
1748 Below, remove an if for targetm.calls.promote_function_return and
1749 and use promote_function_mode.
1750 (emit_library_call_value_1): Use promote_function_mode, fix bug
1751 where promote_mode was passed FOR_CALL == 0 for a return value in an
1752 assertion.
1753 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
1754 * explow.c (promote_function_mode, promote_decl_mode): New.
1755 (promote_mode): Keep only the FOR_CALL == 0 case.
1756 * combine.c (setup_incoming_promotion): Remove test of
1757 promote_function_args. Use promote_function_mode.
1758 * stmt.c (expand_value_return): Use promote_decl_mode.
1759 (expand_decl): Use promote_decl_mode.
1760
1761 * explow.c (promote_function_mode): Just call the target hook.
1762 * targhooks.c (default_promote_function_mode,
1763 default_promote_function_mode_always_promote): New.
1764 * targhooks.h (default_promote_function_mode,
1765 default_promote_function_mode_always_promote): Declare.
1766 * target.h (promote_function_args, promote_function_return): Remove.
1767 (promote_function_mode): New.
1768 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
1769 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1770 (TARGET_PROMOTE_FUNCTION_MODE): New.
1771 (TARGET_CALLS): Adjust.
1772 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
1773 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
1774
1775 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
1776 * config/s390/s390.c (s390_promote_function_mode): ... here,
1777 with pointer handling.
1778 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1779 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1780
1781 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
1782 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
1783 with pointer handling.
1784 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1785 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1786
1787 * config/sh/sh-protos.h (sh_promote_function_mode): New.
1788 * config/sh/sh.c (sh_promote_function_mode): New.
1789 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1790 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1791
1792 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
1793 * config/cris/cris.c (cris_promote_function_mode): ... here.
1794 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1795 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1796
1797 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
1798 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
1799 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1800 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1801
1802 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
1803 * config/arm/arm.c (arm_promote_function_mode): ... here, without
1804 complex type handling.
1805 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1806 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1807
1808 * config/pa/pa.c (pa_promote_function_mode): New.
1809 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1810 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1811
1812 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
1813 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1814 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
1815 * config/xtensa/xtensa.c: Likewise.
1816 * config/stormy16/stormy16.c: Likewise.
1817 * config/iq2000/iq2000.c: Likewise.
1818 * config/rs6000/rs6000.c: Likewise.
1819 * config/picochip/picochip.c: Likewise.
1820 * config/arc/arc.c: Likewise.
1821 * config/mcore/mcore.c: Likewise.
1822 * config/score/score.c: Likewise.
1823 * config/mips/mips.c: Likewise.
1824 * config/bfin/bfin.c: Likewise.
1825 * config/ia64/ia64.c: Likewise (disabled though).
1826
1827 * config/frv/frv.h: Remove pointless remark.
1828
1829 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
1830 TARGET_PROMOTE_FUNCTION_ARGS,
1831 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
1832 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
1833
1834 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
1835
1836 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
1837 -floop-parallelize-all.
1838 * toplev.c (process_options): Rename flag_graphite_force_parallel to
1839 flag_loop_parallelize_all.
1840 * tree-ssa-loop.c (gate_graphite_transforms): Same.
1841 * graphite.c (graphite_transform_loops): Same.
1842 * common.opt: Same.
1843 * graphite-poly.c (apply_poly_transforms): Same.
1844
1845 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
1846
1847 PR tree-optimization/40914
1848 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
1849 if set, then check the delta field of the PMF record.
1850 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
1851 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
1852 call is stored in the delta.
1853
1854 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
1855
1856 * config/mips/mips.md (*clear_upper32_dext): New pattern.
1857
1858 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
1859
1860 * config/i386/bsd.h (ASM_BYTE): New define.
1861 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
1862 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
1863 .byte. Use fputs or putc instead of fprintf where appropriate.
1864 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
1865 fputs or putc instead of fprintf where appropriate.
1866 * config/i386/i386elf.h: Ditto.
1867 * config/i386/sysv4.h: Ditto.
1868
1869 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
1870 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
1871 (*tls_global_dynamic_64): Ditto.
1872
1873 2009-07-31 Christian Bruel <christian.bruel@st.com>
1874
1875 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
1876
1877 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1878
1879 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
1880 Remove dead code for MINUS.
1881
1882 2009-07-31 Anthony Green <green@moxielogic.com>
1883
1884 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
1885 $r12 in prologue.
1886 (moxie_expand_epilogue): Ditto for epilogue.
1887 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
1888 incoming arguments.
1889 (moxie_function_arg): Ditto.
1890 (moxie_pass_by_reference): Ditto.
1891 (moxie_arg_partial_bytes): Ditto.
1892 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
1893 (FUNCTION_ARG_ADVANCE) Ditto.
1894 (REG_PARM_STACK_SPACE) Ditto.
1895 (FUNCTION_ARG_REGNO_P) Dito.
1896
1897 * config.gcc: Add moxie linux config support.
1898 * gcc/config/moxie/uclinux.h: New file.
1899
1900 2009-07-31 DJ Delorie <dj@redhat.com>
1901
1902 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
1903 (UNSPECV_SP_SWITCH_E): New.
1904 (sp_switch_1): Change to an unspec.
1905 (sp_switch_2): Change to an unspec. Don't use post-inc when we
1906 replace $r15.
1907 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
1908 reference the new stack's address
1909
1910 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1911
1912 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
1913 graphite-clast-to-gimple.o, graphite-dependences.o,
1914 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
1915 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
1916 (graphite-blocking.o,
1917 graphite-clast-to-gimple.o, graphite-dependences.o,
1918 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
1919 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
1920 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
1921 * cfgloop.h (struct loop): Add can_be_parallel field.
1922 * common.opt (fgraphite-identity): Moved up.
1923 (fgraphite-force-parallel): New flag.
1924 * graphite.c: Rewrite.
1925 * graphite.h: Rewrite.
1926 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
1927 after Graphite.
1928 * toplev.c (graphite_out_file): New file descriptor.
1929 (graphite_in_file): New.
1930 (process_options): flag_graphite_force_parallel cannot be used without
1931 Graphite.
1932 * tree-ssa-loop.c: Include toplev.h.
1933 (gate_graphite_transforms): Enable flag_graphite for
1934 flag_graphite_force_parallel.
1935
1936 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1937
1938 * ChangeLog.graphite: New.
1939 * graphite-blocking.c: New.
1940 * graphite-clast-to-gimple.c: New.
1941 * graphite-clast-to-gimple.h: New.
1942 * graphite-dependences.c: New.
1943 * graphite-dependences.h: New.
1944 * graphite-interchange.c: New.
1945 * graphite-poly.c: New.
1946 * graphite-poly.h: New.
1947 * graphite-ppl.c: New.
1948 * graphite-ppl.h: New.
1949 * graphite-scop-detection.c: New.
1950 * graphite-scop-detection.h: New.
1951 * graphite-sese-to-poly.c: New.
1952 * graphite-sese-to-poly.h: New.
1953 * sese.c: New.
1954 * sese.h: New.
1955
1956 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1957
1958 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
1959 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
1960
1961 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1962
1963 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
1964 (scev_is_linear_expression): Return false if the evolution is not
1965 affine multivariate.
1966
1967 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1968
1969 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
1970 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
1971
1972 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1973
1974 * tree-data-ref.c (debug_data_references): New.
1975 (debug_data_reference): New.
1976 * tree-data-ref.h (debug_data_references): Declared.
1977 (debug_data_reference): Declared.
1978
1979 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1980
1981 * tree-data-ref.c (stmt_simple_memref_p: Removed.
1982 * tree-data-ref.h (scop_p): Removed.
1983 (struct data_reference): Remove field scop.
1984 (DR_SCOP): Removed.
1985 (stmt_simple_memref_p): Removed.
1986
1987 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1988
1989 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
1990 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
1991 basic block empty.
1992
1993 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1994
1995 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
1996
1997 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1998
1999 * doc/invoke.texi (-fgraphite-identity): Documented.
2000
2001 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
2002
2003 * tree-scalar-evolution.c: Fix comment.
2004 (instantiate_scev_1): Return unknow from scev instantiation if the
2005 result is not above instantiate_below.
2006
2007 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
2008
2009 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
2010 static anymore. Instantiate the symbols that may have been introduced
2011 by chrec_apply.
2012 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
2013 Declared.
2014
2015 2009-07-30 DJ Delorie <dj@redhat.com>
2016
2017 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
2018 .vliw directive to VLIW sections.
2019
2020 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2021
2022 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
2023 New variables.
2024 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
2025 (AUTOHEADER): New variable.
2026 ($(srcdir)/cstamp-h.in): Use it.
2027
2028 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
2029 Pat Haugen <pthaugen@us.ibm.com>
2030 Revital Eres <ERES@il.ibm.com>
2031
2032 * config/rs6000/vector.md (VEC_F): Add VSX support.
2033 (VEC_A): Ditto.
2034 (VEC_N): Ditto.
2035 (mov<mode>): Ditto.
2036 (vector_load_<mode>): Ditto.
2037 (vector_store_<mode>): Ditto.
2038 (vector GPR move split): Ditto.
2039 (vec_reload_and_plus_<mptrsize>): Ditto.
2040 (vec_reload_and_reg_<mptrsize>): Ditto.
2041 (add<mode>3): Ditto.
2042 (sub<mode>3): Ditto.
2043 (mul<mode>3): Ditto.
2044 (neg<mode>2): Ditto.
2045 (abs<mode>2): Ditto.
2046 (smin<mode>3): Ditto.
2047 (smax<mode>3): Ditto.
2048 (vector_eq<mode>): Ditto.
2049 (vector_gt<mode>): Ditto.
2050 (vector_ge<mode>): Ditto.
2051 (vector_gtu<mode>): Ditto.
2052 (vector_select_<mode>_uns): Ditto.
2053 (vector_eq_<mode>_p): Ditto.
2054 (vector_gt_<mode>_p): Ditto.
2055 (vector_ge_<mode>_p): Ditto.
2056 (vector_gtu_<mode>_p): Ditto.
2057 (cr6_test_for_zero): Ditto.
2058 (cr6_test_for_zero_reverse): Ditto.
2059 (cr6_test_for_lt): Ditto.
2060 (cr6_test_for_lt_reverse): Ditto.
2061 (xor<mode>3): Ditto.
2062 (ior<mode>3): Ditto.
2063 (and<mode>3): Ditto.
2064 (one_cmpl<mode>2): Ditto.
2065 (nor<mode>2): Ditto.
2066 (andc<mode>2): Ditto.
2067 (float<VEC_int<mode>2): Ditto.
2068 (unsigned_float<VEC_int><mode>2): Ditto.
2069 (fix_trunc<mode><VEC_int>2): Ditto.
2070 (fixuns_trunc<mode><VEC_int>2): Ditto.
2071 (vec_init<mode>):
2072 (vec_set<mode>): Ditto.
2073 (vec_extract<mode>): Ditto.
2074 (vec_interleave_highv4sf): Ditto.
2075 (vec_interleave_lowv4sf): Ditto.
2076 (vec_realign_load_<mode>): Ditto.
2077 (vec_shl_<mode>): Ditto.
2078 (vec_shr_<mode>): Ditto.
2079 (div<mode>3): New patterns for VSX.
2080 (vec_interleave_highv2df): Ditto.
2081 (vec_interleave_lowv2df): Ditto.
2082 (vec_pack_trunc_v2df): Ditto.
2083 (vec_pack_sfix_trunc_v2df): Ditto.
2084 (vec_pack_ufix_trunc_v2df): Ditto.
2085 (vec_unpacks_hi_v4sf): Ditto.
2086 (vec_unpacks_lo_v4sf): Ditto.
2087 (vec_unpacks_float_hi_v4si): Ditto.
2088 (vec_unpacks_float_lo_v4si): Ditto.
2089 (vec_unpacku_float_hi_v4si): Ditto.
2090 (vec_unpacku_float_lo_v4si): Ditto.
2091 (movmisalign<mode>): Ditto.
2092 (vector_ceil<mode>2): New patterns for vectorizing math library.
2093 (vector_floor<mode>2): Ditto.
2094 (vector_btrunc<mode>2): Ditto.
2095 (vector_copysign<mode>3): Ditto.
2096
2097 * config/rs6000/predicates.md (easy_vector_constant_msb): New
2098 predicate for setting the high bit in each word, used for copysign.
2099
2100 * config/rs6000/ppc-asm.h (f19): Whitespace.
2101 (f32-f63): Define if VSX.
2102 (v0-v31): Define if Altivec.
2103 (vs0-vs63): Define if VSX.
2104
2105 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
2106
2107 * config/rs6000/power7.md: New file, provide tuning parameters for
2108 -mcpu=power7.
2109
2110 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
2111 (rs6000_cpu_cpp_builtins): Ditto.
2112 (altivec_overloaded_builtins): Ditto.
2113 (altivec_resolve_overloaded_builtin): Ditto.
2114
2115 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
2116 debug switch to disable vectorizing simple math builtin
2117 functions.
2118
2119 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
2120 Vectorize simple math builtin functions.
2121 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
2122 hook to vectorize math builtins.
2123 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
2124 (rs6000_builtin_conversion): Add VSX/power7 support.
2125 (rs6000_builtin_vec_perm): Ditto.
2126 (vsplits_constant): Add support for loading up a vector constant
2127 with just the high bit set in each part.
2128 (rs6000_expand_vector_init): Add VSX/power7 support.
2129 (rs6000_expand_vector_set): Ditto.
2130 (rs6000_expand_vector_extract): Ditto.
2131 (rs6000_emit_move): Ditto.
2132 (bdesc_3arg): Ditto.
2133 (bdesc_2arg): Ditto.
2134 (bdesc_1arg): Ditto.
2135 (rs6000_expand_ternop_builtin): Ditto.
2136 (altivec_expand_builtin): Ditto.
2137 (rs6000_expand_unop_builtin): Ditto.
2138 (rs6000_init_builtins): Ditto.
2139 (altivec_init_builtins): Ditto.
2140 (builtin_function_type): Ditto.
2141 (rs6000_common_init_builtins): Ditto.
2142 (rs6000_handle_altivec_attribute); Ditto.
2143 (rs6000_mangle_type): Ditto.
2144 (rs6000_vector_mode_supported_p): Ditto.
2145 (rs6000_mode_dependent_address): Altivec addresses with AND -16
2146 are mode dependent.
2147
2148 * config/rs6000/vsx.md: New file for VSX support.
2149
2150 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
2151 identifing values with just the most significant bit set.
2152 (enum rs6000_builtins): Add builtins for VSX. Add simple math
2153 vectorized builtins.
2154
2155 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
2156 (UNSPEC_VRFIM): Delete.
2157 (splitter for loading up vector with most significant bit): New
2158 splitter for vectorizing copysign.
2159 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
2160 vectorizing simple math functions.
2161 (altivec_vrfip): Add support for vectorizing simple math functions.
2162 (altivec_vrfim): Ditto.
2163 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
2164
2165 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
2166 (power7.md, vsx.md): Include for power7 support.
2167 (copysigndf3): Use VSX instructions if -mvsx.
2168 (negdf2_fpr): Ditto.
2169 (absdf2_fpr): Ditto.
2170 (nabsdf2_fpr): Ditto.
2171 (adddf3_fpr): Ditto.
2172 (subdf3_fpr): Ditto.
2173 (muldf3_fpr): Ditto.
2174 (divdf3_fpr): Ditto.
2175 (fix_truncdfdi2_fpr): Ditto.
2176 (cmpdf_internal1): Ditto.
2177 (fred, fred_fpr): Convert into expander/insn to add VSX support.
2178 (btruncdf2, btruncdf2_fpr): Ditto.
2179 (ceildf2, ceildf2_fpr): Ditto.
2180 (floordf2, floordf2_fpr): Ditto.
2181 (floatdidf2, floatdidf2_fpr): Ditto.
2182 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
2183 (fmsubdf4_fpr): Ditto.
2184 (fnmadddf4_fpr_1): Ditto.
2185 (fnmadddf4_fpr_2): Ditto.
2186 (fnmsubdf4_fpr_1): Ditto.
2187 (fnmsubdf4_fpr_2): Ditto.
2188 (fixuns_truncdfdi2): Add expander for VSX support.
2189 (fix_truncdfdi2): Ditto.
2190 (fix_truncdfsi2): Ditto.
2191 (ftruncdf2): Ditto.
2192 (btruncsf2): Whitespace.
2193 (movdf_hardfloat32): Add support for VSX registers.
2194 (movdf_softfloat32): Ditto.
2195 (movdf_hardfloat64): Ditto.
2196 (movdf_hardfloat64_mfpgpr): Ditto.
2197 (movdf_softfloat64): Ditto.
2198 (movti splitters): Add check for vector registers supporting
2199 TImode in the future.
2200 (bpermd): Add power7 bpermd instruction.
2201
2202 * config/rs6000/altivec.h (vec_div): Define if VSX.
2203 (vec_mul): Ditto.
2204 (vec_msub): Ditto.
2205 (vec_nmadd): Ditto.
2206 (vec_nearbyint): Ditto.
2207 (vec_rint): Ditto.
2208 (vec_sqrt): Ditto.
2209 (all predicates): Use the generic builtin function, and not the V4SF
2210 specific function so that the predicates will work with VSX's V2DF.
2211 (vec_all_*): Ditto.
2212 (vec_any_*): Ditto.
2213
2214 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
2215 Document new VSX functions and types.
2216
2217 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
2218 switches.
2219
2220 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
2221 "wa", and "j" constraints. Modify "v" to talk about Altivec
2222 instead of just vector.
2223
2224 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
2225
2226 PR debug/26475
2227 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
2228 location for phi arguments.
2229 (rewrite_update_phi_arguments): Find locations for reaching defs.
2230 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
2231 Add location to add_phi_arg calls.
2232 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
2233 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
2234 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
2235 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
2236 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
2237 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
2238 * tree-phinodes.c (make_phi_node): Initialize location.
2239 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
2240 (add_phi_arg): Add location parameter.
2241 (remove_phi_arg_num): Move location when moving phi argument.
2242 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
2243 location.
2244 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
2245 slpeel_update_phi_nodes_for_guard1,
2246 slpeel_update_phi_nodes_for_guard2,
2247 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
2248 vect_loop_versioning): Set locations.
2249 * tree-parloops.c (create_phi_for_local_result,
2250 transform_to_exit_first_loop, create_parallel_loop): Add locations.
2251 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
2252 * tree-vect-loop.c (get_initial_def_for_induction,
2253 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
2254 locations.
2255 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
2256 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
2257 (gimple_phi_arg_set_location): New. Set locus.
2258 (gimple_phi_arg_has_location): New. Check for locus.
2259 (redirect_edge_var_map_location): New. Return locus from var_map.
2260 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
2261 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
2262 combining PHI arguments.
2263 (cond_store_replacement): Set location.
2264 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
2265 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
2266 scop_add_exit_phis_edge): Add locations.
2267 * tree-cfgcleanup.c (remove_forwarder_block,
2268 remove_forwarder_block_with_phi): Add locations.
2269 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
2270 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
2271 locations.
2272 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
2273 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
2274 flush_pending_stmts): Add source location.
2275 * lambda-code.c (perfect_nestify): Maintain location stack with argument
2276 stack to preserve locations.
2277 * tree-vect-stmts.c (vectorizable_load): Add location.
2278 * tree-inline.c (copy_phis_for_bb): Copy locus.
2279 (setup_one_parameter): Add call locus to inlined parameter stmts.
2280 (initialize_inlined_parameters): Pass in call location as parameter
2281 assignment locus.
2282 (tree_function_versioning): Pass location to setup_one_parameter.
2283 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
2284 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
2285 copy and edge lists.
2286 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
2287 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
2288 locus parameter and override the stmt default if provided.
2289 (new_elim_graph, clear_elim_graph, delete_elim_graph,
2290 elim_graph_add_edge, elim_graph_remove_succ_edge,
2291 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
2292 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
2293 eliminate_phi): Add locus info in elimination graph for each edge and
2294 value copy.
2295 (insert_backedge_copies): Copy locus if present.
2296 * tree-flow.h (struct _edge_var_map): Add locus field.
2297 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
2298 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
2299 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
2300 locations.
2301 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
2302
2303 2009-07-30 Martin Jambor <mjambor@suse.cz>
2304
2305 PR tree-optimization/40570
2306 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
2307 use inlining loops.
2308
2309 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
2310
2311 * ssa-loop-manip.c: Include langhooks.h.
2312 (rewrite_phi_with_iv): New.
2313 (rewrite_all_phi_nodes_with_iv): New.
2314 (canonicalize_loop_ivs): Move here from tree-parloops.c.
2315 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
2316 * tree-parloops.c (loop_parallel_p): Move out all conditions
2317 except dependency check.
2318 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
2319 (gen_parallel_loop): Call canonicalize_loop_ivs without
2320 reduction_list argument.
2321 (build_new_reduction): New.
2322 (gather_scalar_reductions): New.
2323 (try_get_loop_niter): New.
2324 (try_create_reduction_list): New.
2325 (parallleize_loops): Change the parallel conditions check.
2326 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
2327 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
2328
2329 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
2330
2331 * opt-functions.awk (opt_args): Allow argument to be enclosed in
2332 curly braces.
2333 * doc/options.texi (Option properties): Mention new quoting syntax.
2334
2335 2009-07-29 Douglas B Rupp <rupp@gnat.com>
2336
2337 * config/alpha/alpha.c (alpha_start_function):
2338 Handle VMS_DEBUG_MAIN_POINTER
2339 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
2340 * doc/invoke.texi: Document -mdebug-main switch.
2341
2342 2009-07-29 Richard Henderson <rth@redhat.com>
2343
2344 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
2345 (cgraph_create_edge_including_clones): Likewise.
2346 * tree-inline.c (copy_bb): Operate on the correct edges
2347 when updating the callgraph.
2348
2349 2009-07-29 Douglas B Rupp <rupp@gnat.com>
2350
2351 * config/alpha/vms-cc.c: Deleted.
2352 * config/alpha/vms-ld.c: Deleted.
2353 * config/alpha/t-vms64: Moved to config/vms
2354 * config/alpha/vms-crt0-64.c: Moved to config/vms
2355 * config/alpha/vms-crt0.c: Moved to config/vms
2356 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
2357 * config/alpha/vms-psxcrt0.c: Moved to config/vms
2358 * config/alpha/xm-vms.h: Moved to config/vms
2359 * config/alpha/x-vms: Moved to config/vms
2360 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
2361 config/vms/t-vms.
2362 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
2363 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
2364 (version): Set.
2365 * config/vms/t-vms64: Moved here from config/alpha
2366 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
2367 (argc,argv,envp): Enforce 32bit malloc'ing.
2368 * config/vms/vms-psxcrt0-64.c: Likewise.
2369 * config/vms/vms-crt0.c: Moved here from config/alpha.
2370 * config/vms/vms-psxcrt0.c: Likewise.
2371 * config/vms/vms-crtl-64.h: New file.
2372 * config/vms/vms-crtl.h: New file.
2373 * config/vms/vms.opt: New file.
2374 * config/vms/xm-vms64.h: New file.
2375 * config/vms/xm-vms.h: Moved here from config/alpha.
2376 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
2377 Set.
2378 * config/vms/x-vms: Moved here from config/alpha.
2379 (version, VMS_EXTRA_PARTS): Moved to t-vms.
2380 (vms-ld.o, vms-cc.o): Removed.
2381 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
2382
2383 2009-07-29 Douglas B Rupp <rupp@gnat.com>
2384
2385 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
2386 correct stack (obvious VMS fix).
2387
2388 2009-07-29 Douglas B Rupp <rupp@gnat.com>
2389
2390 * dwarf2out.c (output_file_names): Output VMS style file name, size,
2391 date, version info if VMS_DEBUGGING_INFO defined.
2392 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
2393 size, date calculating code moved here.
2394
2395 2009-07-29 Paul Brook <paul@codesourcery.com>
2396
2397 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
2398 do_push/do_pop.
2399
2400 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
2401
2402 PR target/40577
2403 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
2404 to DImode when generating insq_le insn.
2405
2406 2009-07-28 Douglas B Rupp <rupp@gnat.com>
2407
2408 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
2409 New macro set for VMS_DEBUGGGING_INFO.
2410 (AT_string_form): Use it.
2411
2412 2009-07-28 DJ Delorie <dj@redhat.com>
2413
2414 * config/mep/mep.c (vtext_section): New.
2415 (vftext_section): New.
2416 (ftext_section): New.
2417 (mep_select_section): Add support for functions.
2418 (mep_unique_section): Likewise.
2419 (mep_asm_init_sections): Likewise.
2420 (mep_encode_section_info): Remove it from here.
2421
2422 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
2423
2424 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
2425
2426 * tree.h (TREE_DEPRECATED): Document it is used for types too.
2427 (TYPE_VECTOR_OPAQUE): Use default_def_flag
2428
2429 2009-07-28 Douglas B Rupp <rupp@gnat.com>
2430
2431 * dwarf2out.c (output_file_names): Test new macro
2432 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
2433 (add_comp_dir_attribute): Likewise.
2434
2435 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
2436
2437 * config/i386/mingw-w64.h (LINK_SPEC): Add
2438 separating space between commands.
2439
2440 2009-07-28 Jan Hubicka <jh@suse.cz>
2441
2442 PR tree-optimization/40759
2443 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
2444 for renaming.
2445
2446 2009-07-27 DJ Delorie <dj@redhat.com>
2447
2448 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
2449 types are dword-aligned.
2450 (mep_expand_va_start): Likewise.
2451
2452 2009-07-27 Olivier Hainque <hainque@adacore.com>
2453 Douglas B Rupp <rupp@gnat.com>
2454
2455 * convert.c (convert_to_pointer): Don't assume the target
2456 pointer type is POINTER_SIZE long. Fetch its precision instead.
2457
2458 2009-07-27 Douglas B Rupp <rupp@gnat.com>
2459
2460 * system.h (fopen): Undefine if macro.
2461
2462 2009-07-27 Jakub Jelinek <jakub@redhat.com>
2463
2464 * dwarf2out.c (output_cfi_p): Removed.
2465 (output_cfis): New function.
2466 (output_fde): New function, split from output_call_frame_info.
2467 (output_call_frame_info): Use it.
2468 (dwarf2out_switch_text_section): Use output_cfis.
2469
2470 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
2471
2472 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
2473 TARGET_BI_ARCH is specified without enabling SJLJ.
2474 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
2475 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
2476
2477 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
2478
2479 * arm.md (negdi2): Use DImode if forcing a value into a register.
2480
2481 2009-07-26 Ira Rosen <irar@il.ibm.com>
2482
2483 PR tree-optimization/40801
2484 * tree-vect-stmts.c (vectorizable_call): Get previous copy
2485 of vector operand from the previous copy of vector statement.
2486 Pass the correct definition type value to
2487 vect_get_vec_def_for_stmt_copy().
2488
2489 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2490
2491 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
2492 const char ** conversion.
2493
2494 2009-07-25 David Daney <ddaney@caviumnetworks.com>
2495
2496 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
2497 fancy_abort() if !ENABLE_ASSERT_CHECKING.
2498 (gcc_unreachable): Invoke __builtin_unreachable() if
2499 !ENABLE_ASSERT_CHECKING.
2500
2501 2009-07-25 David Daney <ddaney@caviumnetworks.com>
2502
2503 PR rtl-optimization/40445
2504 * emit-rtl.c (next_nonnote_insn_bb): New function.
2505 * rtl.h (next_nonnote_insn_bb): Declare new function.
2506 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
2507 with no successors that is the successor of the ENTRY_BLOCK.
2508 Continue from the top after removing an empty fallthrough block.
2509 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
2510 of next_nonnote_insn.
2511
2512 2009-07-25 David Daney <ddaney@caviumnetworks.com>
2513
2514 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
2515
2516 2009-07-25 Martin Jambor <mjambor@suse.cz>
2517
2518 * c-common.c (c_common_attribute_table): New element for noclone.
2519 (handle_noclone_attribute): New function. Forward-declare.
2520 * tree-inline.c (tree_versionable_function_p): Check for noclone
2521 attribute.
2522 * doc/extend.texi (Labels as Values): Document need for noclone.
2523 (Function Attributes): Document noclone attribute.
2524
2525 2009-07-25 Jakub Jelinek <jakub@redhat.com>
2526
2527 PR rtl-optimization/34999
2528 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
2529 and dw_fde_switched_cold_to_hot fields.
2530 (output_cfi_p): New function.
2531 (output_call_frame_info): If fde->dw_fde_switched_sections,
2532 output 2 FDEs instead of one with corrupted header.
2533 (dwarf2out_do_cfi_startproc): New function.
2534 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
2535 and fde->dw_fde_switched_cold_to_hot.
2536 (dwarf2out_switch_text_section): Compute
2537 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
2538 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
2539 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
2540 Otherwise, compute fde->dw_fde_switch_cfi.
2541
2542 2009-07-24 Cary Coutant <ccoutant@google.com>
2543
2544 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
2545
2546 2009-07-24 Cary Coutant <ccoutant@google.com>
2547
2548 * cfghooks.c (split_block): Copy discriminator to new block.
2549 * tree-cfg.c (assign_discriminator): Check location of last
2550 instruction in block as well as first.
2551
2552 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
2553
2554 * config/i386/linux.c: Use fputs or putc instead of fprintf
2555 where appropriate.
2556 * config/i386/gas.h: Ditto.
2557 * config/i386/x86-64.h: Ditto.
2558 * config/i386/att.h: Ditto.
2559
2560 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2561
2562 * expmed.c (emit_store_flag): Use a recursive call to optimize the
2563 xor case.
2564
2565 2009-07-24 Martin Jambor <mjambor@suse.cz>
2566
2567 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
2568 (ipa_push_func_to_list_1): Declare.
2569 (ipa_push_func_to_list): New function.
2570
2571 * ipa-prop.c (ipa_push_func_to_list_1): New function.
2572 (ipa_init_func_list): Call ipa_push_func_to_list_1.
2573 (ipa_push_func_to_list): Removed.
2574 (ipa_pop_func_from_list): Clear node_enqueued flag.
2575
2576 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
2577
2578 * config/s390/s390.c (override_options): Default
2579 max-unrolled-insns to 100 for z10 tuning.
2580
2581 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
2582
2583 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
2584 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
2585 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
2586 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
2587 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
2588 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
2589 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
2590
2591 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
2592
2593 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
2594 use default set in mingw32.h header.
2595 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
2596 64-bit /mingw/include path.
2597 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
2598 path.
2599
2600 2009-07-23 Neil Vachharajani <nvachhar@google.com>
2601
2602 PR rtl-optimization/40209
2603 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
2604
2605 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
2606
2607 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
2608 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
2609 with the rest of string where appropriate. Use fputs or putc
2610 instead of fprintf where appropriate.
2611
2612 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
2613 Pat Haugen <pthaugen@us.ibm.com>
2614 Revital Eres <ERES@il.ibm.com>
2615
2616 * config/rs6000/vector.md: New file. Move most of the vector
2617 expander support here from altivec.md to allow for the VSX vector
2618 unit in the future. Add support for secondary_reload patterns.
2619 Rewrite the patterns for vector comparison, and vector comparison
2620 predicate instructions so that the RTL expresses the desired
2621 behavior, instead of using unspec.
2622
2623 * config/rs6000/constraints.md ("f" constraint): Use
2624 rs6000_constraints to hold the precalculated register class.
2625 ("d" constraint): Ditto.
2626 ("wd" constraint): New constraint for VSX.
2627 ("wf" constraint): Ditto.
2628 ("ws" constraint): Ditto.
2629 ("wa" constraint): Ditto.
2630 ("wZ" constraint): Ditto.
2631 ("j" constraint): Ditto.
2632
2633 * config/rs6000/predicates.md (vsx_register_operand): New
2634 predicate for VSX.
2635 (vfloat_operand): New predicate for vector.md.
2636 (vint_operand): Ditto.
2637 (vlogical_operand): Ditto.
2638 (easy_fp_constant): If VSX, 0.0 is an easy constant.
2639 (easy_vector_constant): Add VSX support.
2640 (altivec_indexed_or_indirect_operand): New predicate for
2641 recognizing Altivec style memory references with AND -16.
2642
2643 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
2644 for vector secondary reload support.
2645 (rs6000_vector_reg_class): Delete, replacing it with
2646 rs6000_constraints.
2647 (rs6000_vsx_reg_class): Ditto.
2648 (rs6000_constraints): New array to hold the register classes of
2649 each of the register constraints that can vary at runtime.
2650 (builtin_mode_to_type): New static array for builtin function type
2651 creation.
2652 (builtin_hash_table): New static hash table for builtin function
2653 type creation.
2654 (TARGET_SECONDARY_RELOAD): Define target hook.
2655 (TARGET_IRA_COVER_CLASSES): Ditto.
2656 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
2657 registers are 128 bits if VSX memory reference instructions are used.
2658 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
2659 unit is being used.
2660 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
2661 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
2662 Print several of the scheduling related parameters.
2663 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
2664 rs6000_constraints instead of rs6000_vector_reg_class. Move
2665 -mdebug=reg code to rs6000_debug_reg_global. Add support for
2666 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
2667 Altivec. Add VSX support. Setup for secondary reload support on
2668 Altivec/VSX registers.
2669 (rs6000_override_options): Make power7 set the scheduling groups
2670 like the power5. Add support for new debug switches to override
2671 the scheduling defaults. Temporarily disable -mcpu=power7 from
2672 setting -mvsx. Add support for debug switches -malways-hint,
2673 -msched-groups, and -malign-branch-targets.
2674 (rs6000_buitlin_conversion): Add support for returning unsigned
2675 vector conversion functions to fix regressions due to stricter
2676 type checking.
2677 (rs6000_builtin_mul_widen_even): Ditto.
2678 (rs6000_builtin_mul_widen_odd): Ditto.
2679 (rs6000_builtin_vec_perm): Ditto.
2680 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
2681 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
2682 to zero a register.
2683 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
2684 generated upstream.
2685 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
2686 VSX types for bit operations. Changes to accomidate vector.md.
2687 (bdesc_2arg): Ditto.
2688 (bdesc_1arg): Ditto.
2689 (struct builtin_description_predicates): Rewrite predicate
2690 handling so that RTL describes the operation, instead of passing
2691 the instruction to be used as a string argument.
2692 (bdesc_altivec_preds): Ditto.
2693 (altivec_expand_predicate_builtin): Ditto.
2694 (altivec_expand_builtin): Ditto.
2695 (rs6000_expand_ternop_builtin): Use a switch instead of an if
2696 statement for vsldoi support.
2697 (altivec_expand_ld_builtin): Change to use new names from vector.md.
2698 (altivec_expand_st_builtin): Ditto.
2699 (paired_expand_builtin): Whitespace changes.
2700 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
2701 builtin_mode_to_type table for secondary reload. Call
2702 builtin_function_type to build random builtin functions.
2703 (altivec_init_builtins): Change to use builtin_function_type to
2704 create builtin function types dynamically as we need them.
2705 (builtin_hash_function): New support for hashing the tree types
2706 for builtin function as we need it, rather than trying to build
2707 all of the trees that we need. Add initial preliminary VSX support.
2708 (builtin_function_type): Ditto.
2709 (builtin_function_eq): Ditto.
2710 (builtin_hash_struct): Ditto.
2711 (rs6000_init_builtins): Ditto.
2712 (rs6000_common_init_builtins): Ditto.
2713 (altivec_init_builtins): Ditto.
2714 (rs6000_common_init_builtins): Ditto.
2715 (enum reload_reg_type): New enum for simplifing reg classes.
2716 (rs6000_reload_register_type): Simplify register classes into GPR,
2717 Vector, and other registers. Altivec and VSX addresses in reload.
2718 (rs6000_secondary_reload_inner): Ditto.
2719 (rs6000_ira_cover_classes): New target hook, that returns the
2720 appropriate cover classes, based on -mvsx being used or not.
2721 (rs6000_secondary_reload_class): Add VSX support.
2722 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
2723 (get_vsel_insn): Ditto.
2724 (rs6000_emit_vector_compare): Rewrite vector conditional support
2725 so that where we can, we use RTL operators, instead of blindly use
2726 UNSPEC.
2727 (rs6000_emit_vector_select): Ditto.
2728 (rs6000_emit_vector_cond_expr): Ditto.
2729 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
2730 (create_TOC_reference): Add -mdebug=addr support.
2731 (emit_frame_save): VSX loads/stores need register indexed addressing.
2732
2733 * config/rs6000/rs6000.md: Include vector.md.
2734
2735 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
2736
2737 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2738 support for V2DI, V2DF in logical, permute, select operations.
2739
2740 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
2741 switch for vsx/power7.
2742 (-mvsx-scalar-memory): Ditto.
2743 (-mvsx-align-128): Ditto.
2744 (-mallow-movmisalign): Ditto.
2745 (-mallow-df-permute): Ditto.
2746 (-msched-groups): Ditto.
2747 (-malways-hint): Ditto.
2748 (-malign-branch-targets): Ditto.
2749
2750 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
2751 hook instead.
2752 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
2753 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
2754 (rs6000_vector_reg_class): Delete.
2755 (rs6000_vsx_reg_class): Ditto.
2756 (enum rs6000_reg_class_enum): New enum for the constraints that
2757 vary based on target switches.
2758 (rs6000_constraints): New array to hold the register class for all
2759 of the register constraints that vary based on the switches used.
2760 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
2761 (enum rs6000_builtins): Add unsigned varients for the builtin
2762 declarations returned by target hooks for expanding multiplies,
2763 select, and permute operations. Add VSX builtins.
2764 (enum rs6000_builtin_type_index): Add entries for VSX.
2765 (V2DI_type_node): Ditto.
2766 (V2DF_type_node): Ditto.
2767 (unsigned_V2DI_type_node): Ditto.
2768 (bool_long_type_node): Ditto.
2769 (intDI_type_internal_node): Ditto.
2770 (uintDI_type_internal_node): Ditto.
2771 (double_type_internal_node): Ditto.
2772
2773 * config/rs6000/altivec.md (whole file): Move all expanders to
2774 vector.md from altivec.md. Rename insn matching functions to be
2775 altivec_foo.
2776 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
2777 (altivec_vcmp*): Ditto.
2778 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
2779 (VM): New iterator for moves that includes the VSX types.
2780 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
2781 (altivec_vperm_<mode>_uns): New, for unsigned types.
2782 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
2783 (altivec_eq<mode>): Ditto.
2784 (altivec_gt<mode>): Ditto.
2785 (altivec_gtu<mode>): Ditto.
2786 (altivec_eqv4sf): Ditto.
2787 (altivec_gev4sf): Ditto.
2788 (altivec_gtv4sf): Ditto.
2789 (altivec_vcmpbfp_p): Ditto.
2790
2791 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
2792
2793 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
2794 unsigned HWI.
2795
2796 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
2797
2798 PR target/40832
2799 * config/i386/i386.c (output_387_ffreep): Rewrite to use
2800 ASM_SHORT instead of .word.
2801 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
2802 instead of .word in asm template.
2803
2804 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
2805
2806 PR target/37488
2807 * ira-lives.c (bb_has_abnormal_call_pred): New function.
2808 (process_bb_node_lives): Use it.
2809
2810 * ira.c (setup_cover_and_important_classes): Don't setup
2811 ira_important_class_nums. Add cover classes to the end of
2812 important classes.
2813 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
2814 New.
2815 (find_reg_class_closure): Use reorder_important_classes.
2816
2817 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
2818
2819 * config/i386/i386.c (i386_ira_cover_classes): New function.
2820 (TARGET_IRA_COVER_CLASSES): Redefine.
2821
2822 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
2823 importance of order of cover classes in the array.
2824
2825 2009-07-22 Diego Novillo <dnovillo@google.com>
2826
2827 * tree-pass.h (TDF_EH): Define.
2828 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
2829 contains TDF_EH, print the EH region number holding GS.
2830 * tree-dump.c (dump_options): Add "eh".
2831 * doc/invoke.texi: Document it.
2832
2833 2009-07-22 Doug Kwan <dougkwan@google.com>
2834
2835 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
2836
2837 2009-07-22 Michael Matz <matz@suse.de>
2838
2839 PR tree-optimization/35229
2840 PR tree-optimization/39300
2841
2842 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
2843 (inhibit_phi_insertion): New function.
2844 (insert_into_preds_of_block): Call it for REFERENCEs.
2845 (init_pre): Initialize and finalize scalar evolutions.
2846 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
2847
2848 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
2849
2850 * config/i386/predicates.md (zero_extended_scalar_load_operand):
2851 Use CONST_VECTOR_NUNITS to determine number of elements.
2852
2853 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
2854
2855 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
2856 (U, W): Constraints are now deprecated and will be removed if we
2857 run out of letters.
2858 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
2859 the file.
2860 ("prefetch"): Add the stcmh instruction for prefetching.
2861 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
2862 changes.
2863 (s390_short_displacement): Return always true if compiling for
2864 machines not providing the long displacement facility.
2865 (s390_mem_constraint): Support the new constraint letter Z.
2866 (s390_check_qrst_address): New function.
2867
2868 2009-07-21 DJ Delorie <dj@redhat.com>
2869
2870 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
2871 alone too.
2872
2873 2009-07-21 Jason Merrill <jason@redhat.com>
2874
2875 * c-common.c (max_tinst_depth): Increase default to 1024.
2876
2877 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
2878
2879 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
2880 (vec_unpacku_float_lo_v4si): Ditto.
2881
2882 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
2883
2884 PR target/40811
2885 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
2886 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
2887 (builtin_description): Add __builtin_ia32_cvtudq2ps.
2888 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
2889
2890 2009-07-21 Jakub Jelinek <jakub@redhat.com>
2891
2892 PR tree-optimization/40813
2893 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
2894 it.
2895
2896 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
2897
2898 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
2899 with a NOP_EXPR if needed.
2900
2901 2009-07-21 Paul Brook <paul@codesourcery.com>
2902
2903 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
2904 Terminate debug dump with newline.
2905
2906 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2907
2908 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
2909 Cast "1" to unsigned HOST_WIDE_INT.
2910 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
2911 deposit length to the maximum length - lsb. Extend length if
2912 HOST_BITS_PER_WIDE_INT is 32.
2913
2914 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
2915
2916 * cgraph.h (constant_pool_htab): New function.
2917 (constant_descriptor_tree): Move from varasm.c.
2918 * varasm.c (constant_pool_htab): New function.
2919 (constant_descriptor_tree): Move to cgraph.h.
2920
2921 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
2922
2923 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
2924
2925 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
2926
2927 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
2928 $(VARRAY_H).
2929
2930 2009-07-20 Xinliang David Li <davidxl@google.com>
2931
2932 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
2933
2934 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
2935
2936 * config/mips/mips.md (move_type): Add arith.
2937 (type): Handle arith.
2938 (zero_extendsidi2): Rename this into ...
2939 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
2940 (zero_extendsidi2): New expander.
2941 (*zero_extendsidi2_dext): New pattern.
2942
2943 2009-07-20 Nick Clifton <nickc@redhat.com>
2944
2945 * config.gcc (mips64-*-*): Add definition of tm_defines in order
2946 to set MIPS_ABI_DEFAULT.
2947 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
2948
2949 2009-07-20 Jakub Jelinek <jakub@redhat.com>
2950
2951 * tree-object-size.c (addr_object_size): Handle unions with
2952 array in it as last field of structs in __bos (, 1) as __bos (, 0).
2953
2954 PR tree-optimization/40792
2955 * tree.c (build_function_type_skip_args): Remove bogus assert.
2956
2957 2009-07-20 Jan Hubicka <jh@suse.cz>
2958 Martin Jambor <mjambor@suse.cz>
2959
2960 * cgraph.h (combined_args_to_skip): New field.
2961 * cgraph.c (cgraph_create_virtual_clone): Properly handle
2962 combined_args_to_skip and args_to_skip.
2963 * tree-inline.c (update_clone_info): New function.
2964 (tree_function_versioning): Call update_clone_info.
2965 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
2966 functions.
2967 (cgraph_materialize_all_clones): More extensive dumping, working
2968 with combined_args_to_skip rather than args_to_skip.
2969
2970 2009-07-20 Ira Rosen <irar@il.ibm.com>
2971
2972 * tree-vectorizer.h (vectorizable_condition): Add parameters.
2973 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
2974 (get_initial_def_for_reduction): Likewise.
2975 (vectorizable_reduction): Skip the check of first operand in case
2976 of COND_EXPR. Add check that it is outer loop vectorization if
2977 nested cycle was detected. Call vectorizable_condition() for
2978 COND_EXPR. If reduction epilogue cannot be created do not fail for
2979 nested cycles (if it is not double reduction). Assert that there
2980 is only one type in the loop in case of COND_EXPR. Call
2981 vectorizable_condition() to vectorize COND_EXPR.
2982 * tree-vect-stmts.c (vectorizable_condition): Update comment.
2983 Add parameters. Allow nested cycles if called from
2984 vectorizable_reduction(). Use reduction vector variable if provided.
2985 (vect_analyze_stmt): Call vectorizable_reduction() before
2986 vectorizable_condition().
2987 (vect_transform_stmt): Update call to vectorizable_condition().
2988
2989 2009-07-20 Christian Bruel <christian.bruel@st.com>
2990
2991 * config/sh/sh.opt (-mfmovd): Resurrect and document.
2992 * doc/invoke.texi (-mfmovd): Likewise.
2993 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
2994
2995 2009-07-20 Jan Hubicka <jh@suse.cz>
2996
2997 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
2998 when handling SSA name.
2999
3000 2009-07-19 Jan Hubicka <jh@suse.cz>
3001
3002 PR tree-optimization/40676
3003 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
3004 virtual PHIs in empty BBs.
3005
3006 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
3007
3008 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
3009 re-expanded the compound use gen_lowpart instead to convert to the
3010 desired mode.
3011
3012 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
3013
3014 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
3015 OUTER_CONST arguments.
3016 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
3017 the new wider mode will be masked off.
3018 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
3019
3020 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
3021
3022 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
3023 high-order bits are zero.
3024
3025 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
3026
3027 * combine.c (simplify_shift_const_1): Split code to determine
3028 shift_mode into ...
3029 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
3030 new bits shifted in are identical to the old sign bit.
3031
3032 2009-07-18 Richard Guenther <rguenther@suse.de>
3033
3034 PR c/40787
3035 * gimplify.c (gimplify_call_expr): Reject code using results from
3036 functions returning void.
3037
3038 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
3039
3040 * doc/md.texi: Document the new PowerPC "es" constraint.
3041 Document that "m" can include automodified addresses on this target,
3042 and explain how %U must be used. Extend the "Q" and "Z" documentation
3043 to suggest "es" as well as "m".
3044 * config/rs6000/constraints.md (es): New memory constraint.
3045 (Q, Z): Update strings to match new documentation.
3046
3047 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
3048
3049 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
3050 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
3051 * config/rs6000/predicates.md (volatile_mem_operand): Use
3052 offsettable_nonstrict_memref_p.
3053 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
3054 (*floatunssidf2_internal): Likewise.
3055 (*fix_truncdfsi2_internal): Likewise.
3056 (*fix_trunctfsi2_internal): Likewise.
3057
3058 2009-07-17 Anatoly Sokolov <aesok@post.ru>
3059
3060 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
3061 atmega32u2 devices.
3062 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
3063
3064 2009-07-17 Richard Guenther <rguenther@suse.de>
3065
3066 PR c/40401
3067 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
3068 (pass_warn_unused_result): Likewise.
3069 (TODO_set_props): Remove.
3070 * omp-low.c (diagnose_omp_structured_block_errors): Change to
3071 run as a pass.
3072 (pass_diagnose_omp_blocks): Define.
3073 * c-decl.c (pop_file_scope): Do not finalize the CU here.
3074 (c_gimple_diagnostics_recursively): Remove.
3075 (finish_function): Do not call it.
3076 (c_write_global_declarations): Continue after errors.
3077 Finalize the CU here.
3078 * c-gimplify.c (c_genericize): Do not gimplify here.
3079 * c-common.c (c_warn_unused_result): Move ...
3080 * tree-cfg.c (do_warn_unused_result): ... here.
3081 (run_warn_unused_result): New function.
3082 (gate_warn_unused_result): New function.
3083 (pass_warn_unused_result): New pass.
3084 * c-common.h (c_warn_unused_result): Remove.
3085 * flags.h (flag_warn_unused_result): Declare.
3086 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
3087 * opts.c (flag_warn_unused_result): Initialize to false.
3088 * toplev.c (compile_file): Add comment.
3089 * omp-low.c (create_omp_child_function): Do not register
3090 the function with the frontend.
3091 (diagnose_omp_structured_block_errors): Prepare to be
3092 called as optimization pass.
3093 (gate_diagnose_omp_blocks): New function.
3094 (pass_diagnose_omp_blocks): New pass.
3095 * cgraph.h (cgraph_optimize): Remove.
3096 (cgraph_analyze_function): Likewise.
3097 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
3098 * cgraphunit.c (cgraph_lower_function): Lower nested functions
3099 before their parents here.
3100 (cgraph_finalize_function): Not here.
3101 (cgraph_analyze_function): Gimplify functions here.
3102 (cgraph_finalize_compilation_unit): Continue after errors.
3103 Optimize the callgraph from here.
3104 (cgraph_optimize): Make static.
3105 * langhooks.c (write_global_declarations): Finalize the CU.
3106 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
3107 (gimplify_function_tree): Assert we gimplify only once.
3108 Set PROP_gimple_any property.
3109 * tree-nested.c (gimplify_all_functions): New function.
3110 (lower_nested_functions): Gimplify all nested functions.
3111 * gimple.h (diagnose_omp_structured_block_errors): Remove.
3112 * passes.c (init_optimization_passes): Add pass_warn_unused_result
3113 and pass_diagnose_omp_blocks after gimplification. Do not
3114 set TODO_set_props on all_lowering_passes.
3115 (execute_one_pass): Do not handle TODO_set_props.
3116 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
3117 (gimplify.o): Add tree-pass.h dependency.
3118 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
3119 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
3120 (unsave_r): Likewise.
3121 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
3122 temporary variable.
3123
3124 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
3125
3126 * doc/service.texi (Service): Restore previously removed link,
3127 which isn't broken after all.
3128
3129 2009-07-17 Richard Guenther <rguenther@suse.de>
3130
3131 PR tree-optimization/40321
3132 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
3133 PHI nodes to the maximal set.
3134 (make_values_for_phi): Add PHI arguments to the maximal set.
3135 (execute_pre): Dump PHI_GEN and the maximal set.
3136
3137 2009-07-17 Jakub Jelinek <jakub@redhat.com>
3138
3139 PR c++/40780
3140 * gimplify.c (gimplify_conversion): Don't change non-conversions into
3141 VIEW_CONVERT_EXPR.
3142
3143 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
3144
3145 * doc/extend.texi (Nested Functions): Replace broken link with
3146 textual reference.
3147 * doc/service.texi (Service): Remove broken link.
3148
3149 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
3150
3151 PR bootstrap/40781
3152 * builtins.c (expand_builtin_memcmp): Use loc instead of
3153 EXPR_LOCATION (exp).
3154 (expand_builtin_strncmp): Likewise.
3155
3156 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
3157 Manuel López-Ibáñez <manu@gcc.gnu.org>
3158
3159 PR 40435
3160 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
3161 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
3162 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
3163 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
3164 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
3165 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
3166 tree-inline.c, c-common.c, c-common.h, gimple.c,
3167 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
3168 convert.c: Add location argument to fold_{unary,binary,ternary},
3169 fold_build[123], build_call_expr, build_size_arg,
3170 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
3171 fold_build1_initializer, fold_build2_initializer,
3172 fold_build3_initializer, fold_build_call_array,
3173 fold_build_call_array_initializer, fold_single_bit_test,
3174 omit_one_operand, omit_two_operands, invert_truthvalue,
3175 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
3176 combine_comparisons, fold_builtin_*, fold_call_expr,
3177 build_range_check, maybe_fold_offset_to_address, round_up,
3178 round_down.
3179
3180 2009-07-16 Jason Merrill <jason@redhat.com>
3181
3182 PR libstdc++/37907
3183 * c-common.c (c_common_reswords): Add __is_standard_layout
3184 and __is_trivial.
3185 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
3186 * doc/implement-cxx.texi: New.
3187 * doc/gcc.texi: Include it.
3188
3189 2009-07-16 DJ Delorie <dj@redhat.com>
3190
3191 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
3192 compares that may be indirectly affected by previous instructions.
3193
3194 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3195
3196 * builtins.c (do_mpc_arg2): New.
3197 (fold_builtin_2): Fold builtin cpow.
3198 * real.h (HAVE_mpc_pow): New.
3199
3200 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
3201
3202 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
3203 comparison to skip unprofitable schedule
3204
3205 2009-07-16 Simon Baldwin <simonb@google.com>
3206
3207 * gcc.c (option_map): New flag -no-canonical-prefixes.
3208 * (display_help): Print help text for new flag.
3209 * (process_command): Move options translation and language specifics
3210 and handle new flag early. Use it to set a function pointer to a
3211 prefix builder. Replace make_relative_prefix calls with calls to
3212 the function pointed to. Ignore new flag in regular options handling.
3213 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
3214
3215 2009-07-15 DJ Delorie <dj@redhat.com>
3216
3217 * config/mep/mep.md (sibcall_internal): Change register to avoid
3218 argument registers.
3219 (sibcall_value_internal): Likewise.
3220
3221 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
3222
3223 PR rtl-optimization/40710
3224 * resource.c (mark_target_live_regs): Reset DF problem to LR.
3225
3226 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
3227
3228 * config/mips/mips.md (*extenddi_truncate<mode>,
3229 *extendsi_truncate<mode>): Change type attribute to move_type
3230 with shift_shift. Split out code handling exts from here ...
3231 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
3232 pattern.
3233 (*extendhi_truncateqi): Change type attribute to move_type with
3234 shift_shift. Split out code handling exts from here ...
3235 (*extendhi_truncateqi_exts): ... to this new pattern.
3236
3237 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
3238
3239 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
3240 instead of "and" with inverted sign bit mask value. Use
3241 "nonimmediate_operand" for operand 1 and operand 2 predicate.
3242 Allocate registers only for operand 4 and operand 5.
3243
3244 2009-07-15 Jakub Jelinek <jakub@redhat.com>
3245
3246 PR middle-end/40747
3247 * fold-const.c (fold_cond_expr_with_comparison): When folding
3248 < and <= to MIN, make sure the MIN uses the same type as the
3249 comparison's operands.
3250
3251 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
3252
3253 * arm.md (ior_xor): New code iterator.
3254 (split for ior/xor with shift and zero-extend): New split pattern.
3255 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
3256
3257 2009-07-15 Richard Guenther <rguenther@suse.de>
3258
3259 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
3260 offset member.
3261
3262 2009-07-15 Richard Guenther <rguenther@suse.de>
3263
3264 PR middle-end/40753
3265 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
3266
3267 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
3268
3269 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
3270 handle 2.6.30 kernel.
3271
3272 2009-07-15 DJ Delorie <dj@redhat.com>
3273
3274 * config/mep/mep.md (sibcall_internal): Change register to allow
3275 for 24-bit addresses.
3276 (sibcall_value_internal): Likewise.
3277
3278 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
3279
3280 * doc/invoke.texi: Added descriptions of the scheduling heuristics
3281 that are enabled/disabled by the flags introduced by a previous patch.
3282
3283 2009-07-14 DJ Delorie <dj@redhat.com>
3284
3285 * config/mep/mep.md (sibcall_internal): Include non-toggling
3286 non-jmp case.
3287 (sibcall_value_internal): Likewise.
3288
3289 2009-07-14 Taras Glek <tglek@mozilla.com>
3290 Rafael Espindola <espindola@google.com>
3291
3292 * doc/sourcebuild.texi: Document install-plugin target.
3293 * configure.ac: Added install-plugin target to language makefiles.
3294 * configure: Regenerate.
3295 * Makefile.in: (install-plugin): Install more headers,
3296 depend on lang.install-plugin.
3297
3298 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
3299
3300 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
3301 translation.
3302
3303 2009-07-14 DJ Delorie <dj@redhat.com>
3304
3305 * config/mep/mep.c (mep_vliw_jmp_match): New function.
3306 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
3307 * config/mep/mep.md (sibcall_internal): Change test from
3308 mep_vliw_mode_match to mep_vliw_jmp_match.
3309 (sibcall_value_internal): Likewise.
3310
3311 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
3312
3313 * config/i386/sse.md (copysign<mode>3): New expander.
3314 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
3315 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
3316 Use ix86_build_const_vector.
3317 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
3318 IX86_BUILTIN_CPYSGNPD.
3319 (builtin_description): Add __builtin_ia32_copysignps and
3320 __builtin_ia32_copysignpd.
3321 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
3322 and BUILT_IN_COPYSIGNF.
3323
3324 2009-07-13 Jason Merrill <jason@redhat.com>
3325
3326 * builtins.c (can_trust_pointer_alignment): New fn.
3327 (get_pointer_alignment): Factor it out from here.
3328 * tree.h: Declare it.
3329
3330 2009-07-14 David Edelsohn <edelsohn@gnu.org>
3331
3332 * config/rs6000/predicates.md (offsettable_mem_operand): Test
3333 RTX_AUTOINC class.
3334
3335 2009-07-14 Dodji Seketeli <dodji@redhat.com>
3336
3337 PR debug/40705
3338 PR c++/403057
3339 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
3340
3341 2009-07-14 Richard Guenther <rguenther@suse.de>
3342 Andrey Belevantsev <abel@ispras.ru>
3343
3344 PR middle-end/40745
3345 * cfgexpand.c (partition_stack_vars): Do not bother to update
3346 alias information when not optimizing.
3347
3348 2009-07-14 Richard Guenther <rguenther@suse.de>
3349 Andrey Belevantsev <abel@ispras.ru>
3350
3351 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
3352 (pt_solution_set): Likewise.
3353 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
3354 * tree-ssa-structalias.c (pt_solution_set): New function.
3355 * final.c (rest_of_clean_state): Free SSA data structures.
3356 * print-rtl.c (print_decl_name): Remove.
3357 (print_mem_expr): Implement in terms of print_generic_expr.
3358 * alias.c (ao_ref_from_mem): New function.
3359 (rtx_refs_may_alias_p): Likewise.
3360 (true_dependence): Query alias-export info.
3361 (canon_true_dependence): Likewise.
3362 (write_dependence_p): Likewise.
3363 * tree-dfa.c (get_ref_base_and_extent): For void types leave
3364 size unknown.
3365 * emit-rtl.c (component_ref_for_mem_expr): Remove.
3366 (mem_expr_equal_p): Use operand_equal_p.
3367 (set_mem_attributes_minus_bitpos): Do not use
3368 component_ref_for_mem_expr.
3369 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
3370 (update_alias_info_with_stack_vars): Likewise.
3371 (partition_stack_vars): Call update_alias_info_with_stack_vars.
3372 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
3373 explicitly nor clear stmt operands.
3374 Free the decl-to-pointer map.
3375 * tree-optimize.c (execute_free_datastructures): Do not free
3376 SSA data structures here.
3377 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
3378 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
3379 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
3380 dependencies.
3381 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
3382
3383 2009-07-13 DJ Delorie <dj@redhat.com>
3384
3385 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
3386 unrolling at the right iteration count.
3387
3388 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
3389 calculations.
3390
3391 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
3392
3393 * haifa-sched.c (rank_for_schedule): Introduced flags to
3394 enable/disable individual scheduling heuristics.
3395 * common.opt: Introduced flags to enable/disable individual
3396 heuristics in the scheduler.
3397 * doc/invoke.texi: Introduced flags to enable/disable individual
3398 heuristics in the scheduler.
3399
3400 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
3401
3402 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
3403 config/i386/mingw-tls.c.
3404 * config/i386/mingw-tls.c: Removed.
3405
3406 2009-07-13 Ira Rosen <irar@il.ibm.com>
3407
3408 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
3409 checks access only relevant statements.
3410 (vectorizable_reduction): Likewise.
3411
3412 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
3413
3414 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
3415 just for 32-bit case.
3416
3417 2009-07-12 Jan Hubicka <jh@suse.cz>
3418
3419 PR tree-optimization/40585
3420 * except.c (expand_resx_expr): When there already is resume
3421 instruction, produce linked list.
3422 (build_post_landing_pads): Assert that resume is empty.
3423 (connect_post_landing_pads): Handle resume lists.
3424 (dump_eh_tree): Dump resume list.
3425
3426 2009-07-12 Ira Rosen <irar@il.ibm.com>
3427
3428 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
3429 with additional argument.
3430 * tree-vectorizer.h (enum vect_def_type): Add
3431 vect_double_reduction_def.
3432 (vect_is_simple_reduction): Add argument.
3433 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
3434 indentation.
3435 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
3436 vect_is_simple_reduction with additional argument.
3437 (vect_analyze_loop_operations): Handle exit phi nodes in case of
3438 double reduction.
3439 (reduction_code_for_scalar_code): Handle additional codes by
3440 returning ERROR_MARK for them. Fix comment and indentation.
3441 (vect_is_simple_reduction): Fix comment, add argument to specify
3442 double reduction. Detect double reduction.
3443 (get_initial_def_for_induction): Fix indentation.
3444 (get_initial_def_for_reduction): Fix comment and indentation.
3445 Handle double reduction. Create initial definitions that do not
3446 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
3447 (vect_create_epilog_for_reduction): Fix comment, add argument to
3448 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
3449 epilogue result extraction. Create double reduction phi node and
3450 replace relevant uses.
3451 (vectorizable_reduction): Call vect_is_simple_reduction with
3452 additional argument. Fix indentation. Update epilogue code treatment
3453 according to the changes in reduction_code_for_scalar_code. Check
3454 for double reduction. Call vect_create_epilog_for_reduction with
3455 additional argument.
3456 * tree-vect-stmts.c (process_use): Handle double reduction, update
3457 documentation.
3458 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
3459 (vect_get_vec_def_for_operand): Likewise.
3460
3461 2009-07-12 Danny Smith <dansmister@gmail.com>
3462
3463 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
3464 dllexport if !TREE_PUBLIC.
3465 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
3466
3467 2009-07-11 Anatoly Sokolov <aesok@post.ru>
3468
3469 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
3470 (avr_extra_arch_macro) Remove declatation.
3471 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
3472 (avr_extra_arch_macro) Declare as static.
3473 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
3474
3475 2009-07-11 Jan Hubicka <jh@suse.cz>
3476
3477 PR middle-end/48388
3478 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
3479
3480 2009-07-11 Jakub Jelinek <jakub@redhat.com>
3481
3482 PR debug/40713
3483 * dwarf2out.c (dw_fde_struct): Add in_std_section and
3484 cold_in_std_section bits.
3485 (dwarf2out_begin_prologue): Initialize them.
3486 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
3487 if already covered by text_section or cold_text_section range.
3488
3489 PR rtl-optimization/40667
3490 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
3491 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
3492 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
3493 * config/i386/i386.c (ix86_minimum_alignment): New function.
3494 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
3495 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
3496 * emit-rtl.c (gen_reg_rtx): Likewise.
3497 * function.c (assign_parms): Likewise. If nominal_type needs
3498 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
3499 rather than passed_type's alignment.
3500
3501 PR target/40668
3502 * function.c (assign_parm_setup_stack): Adjust
3503 MEM_OFFSET (data->stack_parm) if promoted_mode is different
3504 from nominal_mode on big endian.
3505
3506 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
3507
3508 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
3509
3510 2009-07-10 DJ Delorie <dj@redhat.com>
3511
3512 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
3513
3514 2009-07-10 Mark Mitchell <mark@codesourcery.com>
3515
3516 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
3517 attribute.
3518 (thumb2_cbnz): Likewise.
3519
3520 2009-07-10 David Daney <ddaney@caviumnetworks.com>
3521
3522 PR target/39079
3523 * config.gcc (supported_defaults): Add synci.
3524 (with_synci): Add validation.
3525 (all_defaults): Add synci.
3526 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
3527 ISA_HAS_SYNCI.
3528 (synci): Same.
3529 * config/mips/mips.opt (msynci): New option.
3530 * config/mips/mips.c (mips_override_options): Warn on use of
3531 -msynci for targets that do now support it.
3532 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
3533 msynci.
3534 * gcc/doc/invoke.texi (-msynci): Document the new option.
3535 * doc/install.texi (--with-synci): Document the new option.
3536
3537 2009-07-10 Richard Guenther <rguenther@suse.de>
3538
3539 PR tree-optimization/40496
3540 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
3541 the PHI result with a compatible type.
3542
3543 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
3544
3545 PR 25509
3546 PR 40614
3547 * c.opt (Wunused-result): New.
3548 * doc/invoke.texi: Document it.
3549 * c-common.c (c_warn_unused_result): Use it.
3550
3551 2009-07-09 DJ Delorie <dj@redhat.com>
3552
3553 * targhooks.c (default_target_can_inline_p): Rename from
3554 default_target_option_can_inline_p.
3555 * targhooks.h (default_target_can_inline_p): Likewise.
3556 * target-def.h (TARGET_CAN_INLINE_P): Rename from
3557 TARGET_OPTION_CAN_INLINE_P.
3558 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
3559 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
3560 (mep_target_can_inline_p): Rename from
3561 mep_target_option_can_inline_p.
3562
3563 PR target/40626
3564 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
3565 registers used to pass vectors.
3566
3567 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
3568
3569 2009-07-09 Tom Tromey <tromey@redhat.com>
3570
3571 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
3572 * config/mmix/mmix.c: Include dwarf2.h.
3573 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
3574 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
3575 * config/sh/sh.c: Include dwarf2.h.
3576 * config/i386/i386.c: Include dwarf2.h.
3577 * Makefile.in (DWARF2_H): Remove 'elf'.
3578 * except.c: Include dwarf2.h.
3579 * unwind-dw2.c: Include dwarf2.h.
3580 * dwarf2out.c: Include dwarf2.h.
3581 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
3582 * unwind-dw2-fde.c: Include dwarf2.h.
3583 * dwarf2asm.c: Include dwarf2.h.
3584
3585 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
3586
3587 * haifa-sched.c (insn_finishes_cycle_p): New static function.
3588 (max_issue): Use it.
3589 * sched-int.h (struct sched_info: insn_finishes_block_p): New
3590 scheduler hook.
3591 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
3592 (region_sched_info): Update.
3593 * sched-ebb.c (ebb_sched_info): Update.
3594 * modulo-sched.c (sms_sched_info): Update.
3595 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
3596
3597 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
3598
3599 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
3600
3601 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
3602
3603 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
3604
3605 2009-07-09 Jakub Jelinek <jakub@redhat.com>
3606
3607 PR middle-end/40692
3608 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
3609 arg1 with arg01 if arg1 is already INTEGER_CST.
3610
3611 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
3612
3613 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
3614 Transform (and (truncate)) into (truncate (and)).
3615
3616 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
3617
3618 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
3619 creating LHS paradoxical subregs. Fix surrounding returns to
3620 use NULL_RTX rather than 0.
3621
3622 2009-07-08 DJ Delorie <dj@redhat.com>
3623
3624 * config/mep/mep.c: (mep_option_can_inline_p): New.
3625 (TARGET_OPTION_CAN_INLINE_P): Define.
3626
3627 2009-07-08 Mark Wielaard <mjw@redhat.com>
3628
3629 PR debug/40659
3630 * dwarf2out.c (add_data_member_location_attribute): When we have
3631 only a constant offset don't emit a new location description using
3632 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
3633 dwarf_version > 2.
3634
3635 2009-07-08 Richard Henderson <rth@redhat.com>
3636
3637 PR target/38900
3638 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
3639 (enum reg_class): Add CLOBBERED_REGS.
3640 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
3641 * config/i386/i386.c (ix86_conditional_register_usage): Moved
3642 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
3643 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
3644 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
3645 force 64-bit sibcalls into R11.
3646 * config/i386/constraints.md (U): New constraint.
3647 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
3648 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
3649 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
3650
3651 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
3652
3653 * basic-block.h (dump_regset, debug_regset): Remove duplicate
3654 prototypes.
3655 * c-objc-common.h (c_initialize_diagnostics): Ditto.
3656 * ebitmap.h (dump_ebitmap): Ditto.
3657 * optabs.h (optab_libfunc): Ditto.
3658 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
3659 * tree-flow.h (vect_can_force_dr_alignment_p,
3660 get_vectype_for_scalar_type): Ditto.
3661 (vectorize_loops): Move prototype to ...
3662 * tree-vectorizer.h: ... here. Also, adjust comment.
3663 (vect_set_verbosity_level): Remove duplicate prototype.
3664 * tree-ssa-loop.c: Include tree-vectorizer.h.
3665 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
3666
3667 2009-07-08 Nick Clifton <nickc@redhat.com>
3668
3669 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
3670 forward slash.
3671
3672 2009-07-08 DJ Delorie <dj@redhat.com>
3673
3674 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
3675 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
3676 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
3677 written to.
3678 * config/mep/intrinsics.md: Regenerated.
3679 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
3680 registers when asm() or calls are detected.
3681
3682 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
3683
3684 PR c++/31246
3685 * gimplify.c (gimplify_expr): Propagate no_warning flag when
3686 gimplifying.
3687 * gimple (gimple_build_call_from_tree): Likewise.
3688 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
3689 no_warning flag before warning.
3690
3691 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3692
3693 * tree.c (set_expr_locus): Remove.
3694 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
3695 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
3696 EXPR_LOCATION.
3697 * gimplify.c (internal_get_tmp_var): Likewise.
3698 (gimplify_call_expr): Likewise.
3699 (gimplify_one_sizepos): Likewise.
3700
3701 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
3702
3703 PR debug/40666
3704 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
3705 to variables for debugging purposes.
3706
3707 2009-06-23 Mark Loeser <mark@halcy0n.com>
3708
3709 PR build/40010
3710 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
3711
3712 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3713
3714 * pretty-print.c (pp_base_format): Remove %J.
3715 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
3716 gcc_cxxdiag_char_table): Likewise.
3717 (init_dynamic_diag_info): Likewise.
3718
3719 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3720
3721 * pretty-print.c (pp_base_format): Remove %H.
3722 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
3723 gcc_cxxdiag_char_table): Likewise.
3724 (init_dynamic_diag_info): Likewise.
3725 * config/mep/mep.c (mep_select_section): Likewise.
3726
3727 2009-07-07 Duncan Sands <baldrick@free.fr>
3728
3729 * final.c (pass_clean_state): Give the pass a name.
3730 * passes.c (pass_rest_of_compilation): Likewise.
3731 * tree-optimize.c (pass_all_optimizations): Likewise.
3732
3733 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
3734
3735 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
3736 an extra 'decl' for error_at.
3737
3738 2009-07-07 Jakub Jelinek <jakub@redhat.com>
3739
3740 PR middle-end/40669
3741 * tree-tailcall.c (adjust_return_value_with_ops,
3742 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
3743 if it has complex or vector type.
3744
3745 2009-07-07 Olivier Hainque <hainque@adacore.com>
3746
3747 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
3748 pthread symbols.
3749
3750 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
3751
3752 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
3753
3754 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3755
3756 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
3757 * c-decl.c: Likewise.
3758 * function.c: Likewise.
3759 * varasm.c: Likewise.
3760 * tree-ssa.c: Likewise.
3761 * c-common.c: Likewise.
3762 * tree-cfg.c: Likewise.
3763 * config/spu/spu.c: Likewise.
3764 * config/ia64/ia64.c: Likewise.
3765 * config/v850/v850.c: Likewise.
3766
3767 2009-07-06 DJ Delorie <dj@redhat.com>
3768
3769 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
3770 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
3771 unspecified accesses to control registers.
3772 * config/mep/intrinsics.md: Regenerate.
3773 * config/mep/intrinsics.h: Regenerate.
3774 * config/mep/mep-intrin.h: Regenerate.
3775
3776 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3777
3778 * c-lex.c: Replace %H by an explicit location. Update all calls.
3779 * c-common.c: Likewise.
3780 * c-decl.c: Likewise.
3781 * c-typeck.c: Likewise.
3782 * fold-const.c: Likewise.
3783 * gimplify.c: Likewise.
3784 * stmt.c: Likewise.
3785 * tree-cfg.c: Likewise.
3786 * tree-ssa-loop-niter.c: Likewise.
3787 * tree-vrp.c: Likewise.
3788 * value-prof.c: Likewise.
3789
3790 2009-07-06 Diego Novillo <dnovillo@google.com>
3791
3792 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
3793 if it has one. Handle cases where VAR does not have an
3794 annotation or cfun is NULL.
3795
3796 2009-07-06 Diego Novillo <dnovillo@google.com>
3797
3798 * tree.c: Include debug.h.
3799 (initialize_tree_contains_struct): New.
3800 (init_ttree): Call it.
3801 (tree_node_structure_for_code): Factor out of ...
3802 (tree_node_structure): ... here.
3803 * treestruct.def (TS_PHI_NODE): Remove.
3804 (TS_GIMPLE_STATEMENT): Remove.
3805
3806 2009-07-06 Diego Novillo <dnovillo@google.com>
3807
3808 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
3809 (debug_tree_chain): Handle cycles.
3810
3811 2009-07-06 Nick Clifton <nickc@redhat.com>
3812 DJ Delorie <dj@redhat.com>
3813
3814 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
3815 __FMOVD_ENABLED__ is defined.
3816 * config/sh/sh.h
3817 (TARGET_FMOVD): Provide a default definition.
3818 (MASK_FMOVD): Likewise.
3819 (TARGET_CPU_CPP_BUILTINS): Define
3820 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
3821 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
3822 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
3823 (split for DF load from memory into register): Also handle
3824 MEMs which consist of REG+DISP addressing.
3825 (split for DF store from register to memory): Likewise.
3826 (movsf_ie): Always use single fp_mode.
3827 * config/sh/sh.c (sh_override_options): Do not automatically
3828 enable TARGET_MOVD for the SH2A when supporting doubles - leave
3829 that to the -mfmovd command line switch.
3830 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
3831 (fldi_ok): Always allow.
3832 * config/sh/sh.opt (mfmovd): Remove this switch.
3833 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
3834
3835 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
3836 Kaz Kojima <kkojima@gcc.gnu.org>
3837
3838 PR rtl-optimization/30807
3839 * postreload.c (reload_combine): For every new use of REG_SUM,
3840 record the use of BASE.
3841
3842 2009-07-06 Jan Hubicka <jh@suse.cz>
3843
3844 * params.def: Revert my accidental commit at 2009-06-30.
3845
3846 2009-07-04 Ian Lance Taylor <iant@google.com>
3847
3848 PR target/40636
3849 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
3850 EXPORTED_CONST.
3851 (mingw_format_attribute_overrides): Likewise.
3852
3853 2009-07-04 Jakub Jelinek <jakub@redhat.com>
3854
3855 PR debug/40596
3856 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
3857 don't check cfa.reg. Instead of cfa.indirect use
3858 fde && fde->drap_reg != INVALID_REGNUM test.
3859
3860 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
3861
3862 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
3863
3864 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
3865
3866 PR target/40587
3867 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
3868
3869 2009-07-03 Richard Guenther <rguenther@suse.de>
3870
3871 PR tree-optimization/40640
3872 * tree-switch-conversion.c (build_arrays): Perform arithmetic
3873 in original type.
3874
3875 2009-07-03 Jan Hubicka <jh@suse.cz>
3876
3877 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
3878 for size, reduce amount of inlining.
3879
3880 2009-07-03 Richard Guenther <rguenther@suse.de>
3881
3882 PR middle-end/34163
3883 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
3884 if t +- x is known to not overflow and the conversion widens the
3885 operation.
3886 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
3887
3888 2009-07-03 Jan Hubicka <jh@suse.cz>
3889
3890 * ipa-pure-const.c (analyze): Update loop optimizer init.
3891 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
3892 try_remove_empty_loop, remove_empty_loops): Remove.
3893 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
3894 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
3895 to mark regular loops as neccesary.
3896 (degenerate_phi_p): New function.
3897 (propagate_necessity, remove_dead_phis): Use it.
3898 (forward_edge_to_pdom): Likewise.
3899 (eliminate_unnecessary_stmts): Take care to remove uses of results of
3900 virtual PHI nodes that became unreachable.
3901 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
3902 * tree-flow.h (remove_empty_loops): Remove.
3903 * passes.c (init_optimization_passes): Remove.
3904
3905 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
3906
3907 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
3908 can_create_pseudo_p.
3909 (*fix_trunc<mode>_i387_1): Ditto.
3910 (*floathi<mode>2_1): Ditto.
3911 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
3912 (*fistdi2_1): Ditto.
3913 (*fist<mode>2_1): Ditto.
3914 (frndintxf2_floor): Ditto.
3915 (*fist<mode>2_floor_1): Ditto.
3916 (frndintxf2_ceil): Ditto.
3917 (*fist<mode>2_ceil_1): Ditto.
3918 (frndintxf2_trunc): Ditto.
3919 (frndintxf2_mask_pm): Ditto.
3920 (fxam<mode>2_i387_with_temp): Ditto.
3921 * config/i386/sse.md (mulv16qi3): Ditto.
3922 (*sse2_mulv4si3): Ditto.
3923 (mulv2di3): Ditto.
3924 (sse4_2_pcmpestr): Ditto.
3925 (sse4_2_pcmpistr): Ditto.
3926
3927 2009-07-03 Jan Hubicka <jh@suse.cz>
3928
3929 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
3930 (mark_stmt_necessary): Set it.
3931 (mark_operand_necessary): Set it.
3932 (mark_control_dependent_edges_necessary): Set it.
3933 (mark_virtual_phi_result_for_renaming): New function.
3934 (get_live_post_dom): New function.
3935 (forward_edge_to_pdom): New function.
3936 (remove_dead_stmt): Fix handling of control dependences.
3937 (tree_dce_init): Init new bitmap.
3938 (tree_dce_done): Free it.
3939
3940 2009-07-02 Richard Guenther <rguenther@suse.de>
3941
3942 PR bootstrap/40617
3943 * tree-ssa-structalias.c (new_var_info): Initialize
3944 is_restrict_var.
3945
3946 2009-07-02 Jan Hubicka <jh@suse.cz>
3947
3948 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
3949 local.
3950
3951 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
3952
3953 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
3954 instead of recomputing it. Adjust calls.
3955 (emit_store_flag): Adjust recursive calls.
3956
3957 2009-07-02 Richard Guenther <rguenther@suse.de>
3958
3959 * tree-ssa-live.c (remove_unused_locals): Do not remove
3960 heap variables.
3961 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
3962 of DECL_EXTERNAL for HEAP variables.
3963 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
3964 HEAP variables. Do not adjust RESTRICT vars.
3965 (find_what_var_points_to): Nobody cares if something
3966 points to READONLY.
3967
3968 2009-07-02 Ben Elliston <bje@au.ibm.com>
3969
3970 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
3971 pc_low and pc_high declarations to the top of the function.
3972
3973 2009-07-01 DJ Delorie <dj@redhat.com>
3974
3975 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
3976 registers as fixed.
3977 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
3978 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
3979 unspecified accesses to control registers.
3980 * config/mep/intrinsics.md: Regenerate.
3981 * config/mep/intrinsics.h: Regenerate.
3982 * config/mep/mep-intrin.h: Regenerate.
3983
3984 2009-07-01 Anthony Green <green@moxielogic.com>
3985
3986 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
3987 instruction when possible.
3988 (moxie_expand_prologue): Ditto. Also, save an instruction and
3989 some complexity by popping off of $r12 instead of $sp.
3990 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
3991 operands.
3992
3993 2009-07-01 Richard Henderson <rth@redhat.com>
3994
3995 PR bootstrap/40347
3996 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
3997 contained no insns, reposition note before last insn.
3998
3999 2009-07-01 Richard Henderson <rth@redhat.com>
4000
4001 PR debug/40431
4002 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
4003 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
4004
4005 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
4006
4007 PR bootstrap/40558
4008 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
4009 darwin9 for printing reg addresses with %y.
4010
4011 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
4012
4013 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
4014 truncation from operands in binary operations.
4015
4016 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
4017
4018 Revert:
4019 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
4020 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
4021 subreg of op0 to the original op0.
4022
4023 * expmed.c (store_bit_field_1): Use a temporary as the destination
4024 instead of a paradoxical subreg when we need to truncate the result.
4025
4026 2009-07-01 DJ Delorie <dj@redhat.com>
4027
4028 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
4029 names to VLIW variants.
4030 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
4031 * config/mep/intrinsics.md: Regenerate.
4032 * config/mep/intrinsics.h: Regenerate.
4033 * config/mep/mep-intrin.h: Regenerate.
4034
4035 2009-07-01 Jakub Jelinek <jakub@redhat.com>
4036
4037 PR debug/40462
4038 * jump.c (returnjump_p): Revert last patch.
4039 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
4040
4041 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4042
4043 PR target/40575
4044 * pa.md (casesi32p): Use jump table label to determine the offset
4045 of the jump table.
4046 (casesi64p): Likewise.
4047
4048 * pa.c (forward_branch_p): Return bool type. Use instruction
4049 addresses when available. Assert that INSN has a jump label.
4050 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
4051 have a jump label.
4052
4053 2009-07-01 Richard Guenther <rguenther@suse.de>
4054
4055 PR tree-optimization/19831
4056 * tree-ssa-dce.c (propagate_necessity): Calls to functions
4057 that only act as barriers do not make any previous stores necessary.
4058 * tree-ssa-structalias.c (handle_lhs_call): Delay making
4059 HEAP variables global, do not add a constraint from nonlocal.
4060 (find_func_aliases): Handle escapes through return statements.
4061 (compute_points_to_sets): Make escaped HEAP variables global.
4062
4063 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
4064
4065 PR bootstrap/40597
4066 * expmed.c (emit_store_flag): Perform a conversion if necessary,
4067 after reducing a DImode cstore to SImode.
4068
4069 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
4070
4071 * expr.c (expand_expr_real_1): Reinstate fallthrough to
4072 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
4073
4074 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
4075
4076 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
4077 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
4078 to 0.
4079 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
4080 and umod_optab if TARGET_BSD_DIVMOD.
4081 * config/vax/lib1funcs.asm: New file.
4082 * config/vax/t-linux: New file.
4083 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
4084
4085 2009-06-30 Jakub Jelinek <jakub@redhat.com>
4086
4087 PR c++/40566
4088 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
4089 to type arguments that have void type.
4090
4091 PR debug/40573
4092 * dwarf2out.c (gen_formal_parameter_die): Call
4093 equate_decl_number_to_die if node is different from origin.
4094
4095 2009-06-30 Anthony Green <green@moxielogic.com>
4096
4097 Clean up moxie port for --enable-build-with-cxx.
4098 * config/moxie/moxie.c (moxie_function_value): First two
4099 parameters are const_tree, not tree.
4100 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
4101 (REG_CLASS_NAMES): Ditto.
4102 (REGNO_REG_CLASS): Ditto.
4103 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
4104 (moxie_function_value): Fix constyness of arguments.
4105
4106 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
4107
4108 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
4109 finalize_size_functions before further processing.
4110 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
4111 (variable_size): Call self_referential_size on size expressions
4112 that contain a PLACEHOLDER_EXPR.
4113 (size_functions): New static variable.
4114 (copy_self_referential_tree_r): New static function.
4115 (self_referential_size): Likewise.
4116 (finalize_size_functions): New global function.
4117 * tree.c: Include tree-inline.h.
4118 (push_without_duplicates): New static function.
4119 (find_placeholder_in_expr): New global function.
4120 (substitute_in_expr) <tcc_declaration>: Return the replacement object
4121 on equality.
4122 <tcc_expression>: Likewise.
4123 <tcc_vl_exp>: If the replacement object is a constant, try to inline
4124 the call in the expression.
4125 * tree.h (finalize_size_functions): Declare.
4126 (find_placeholder_in_expr): Likewise.
4127 (FIND_PLACEHOLDER_IN_EXPR): New macro.
4128 (substitute_placeholder_in_expr): Update comment.
4129 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
4130 is true.
4131 (copy_tree_body_r): Likewise.
4132 (copy_tree_body): New static function.
4133 (maybe_inline_call_in_expr): New global function.
4134 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
4135 (maybe_inline_call_in_expr): Declare.
4136 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
4137 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
4138 GIMPLE_H.
4139
4140 2009-06-30 Richard Guenther <rguenther@suse.de>
4141
4142 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
4143 continue walking.
4144 (propagate_necessity): Do not mark reaching defs of stores
4145 as necessary.
4146
4147 2009-06-30 Jan Hubicka <jh@suse.cz>
4148
4149 * cfgloopanal.c (check_irred): Move into ...
4150 (mark_irreducible_loops): ... here; return true if ireducible
4151 loops was found.
4152 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
4153 (analyze_function): Try to prove loop finiteness.
4154 * cfgloop.h (mark_irreducible_loops): Update prototype.
4155 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
4156
4157 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
4158
4159 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
4160
4161 2009-06-30 Ira Rosen <irar@il.ibm.com>
4162
4163 PR tree-optimization/40542
4164 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
4165 types.
4166
4167 2009-06-30 Martin Jambor <mjambor@suse.cz>
4168
4169 PR tree-optimization/40582
4170 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
4171 than useless_type_conversion_p.
4172 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
4173 proper place.
4174
4175 2009-06-30 Martin Jambor <mjambor@suse.cz>
4176
4177 PR middle-end/40554
4178 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
4179
4180 2009-06-30 Richard Guenther <rguenther@suse.de>
4181
4182 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
4183 use ao_ref references.
4184 (walk_aliased_vdefs): Likewise.
4185 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
4186 * tree-ssa-dce.c (struct ref_data): Remove.
4187 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
4188 (mark_aliased_reaching_defs_necessary): Adjust.
4189 (mark_all_reaching_defs_necessary_1): Likewise.
4190
4191 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
4192
4193 PR boostrap/40597
4194 * expmed.c (emit_cstore): New name of emit_store_flag_1.
4195 (emit_store_flag_1): Extract from emit_store_flag, adjust
4196 calls to (what now is) emit_cstore.
4197 (emit_store_flag): Call emit_store_flag_1 and also use it
4198 for what used to be recursive calls.
4199
4200 2009-06-30 Wei Guozhi <carrot@google.com>
4201
4202 PR/40416
4203 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
4204 if the target bb post dominates from bb.
4205 * config/i386/i386.c (memory_address_length): Check existence of base
4206 register before using it.
4207
4208 2009-06-30 Nick Clifton <nickc@redhat.com>
4209 DJ Delorie <dj@redhat.com>
4210
4211 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
4212 __FMOVD_ENABLED__ is defined.
4213 * config/sh/sh.h
4214 (TARGET_FMOVD): Provide a default definition.
4215 (MASK_FMOVD): Likewise.
4216 (TARGET_CPU_CPP_BUILTINS): Define
4217 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
4218 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
4219 two fmov instructions depending upon whether TARGET_FMOVD is
4220 enabled.
4221 (split for DF load from memory into register): Also handle
4222 MEMs which consist of REG+DISP addressing.
4223 (split for DF store from register to memory): Likewise.
4224 * config/sh/sh.opt (mfmovd): Remove this switch.
4225 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
4226 * config/sh/sh.c (sh_override_options): Do not automatically
4227 enable TARGET_MOVD for the SH2A when supporting doubles - leave
4228 that to the -mfmovd command line switch.
4229
4230 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
4231 the SH4 and SH4A.
4232 (fldi_ok): Always allow.
4233 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
4234
4235 2009-06-29 DJ Delorie <dj@redhat.com>
4236
4237 * doc/install.texi (mep-x-elf): Correct chip's full name.
4238
4239 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
4240
4241 * doc/extend.texi: Fix typo.
4242
4243 2009-06-29 Tom Tromey <tromey@redhat.com>
4244
4245 * dwarf2.h: Remove.
4246 * Makefile.in (DWARF2_H): New variable.
4247 (except.o): Use it.
4248 (dwarf2out.o): Likewise.
4249 (dwarf2asm.o): Likewise.
4250 * config/i386/t-i386: Use DWARF2_H.
4251 * except.c: Include elf/dwarf2.h.
4252 * unwind-dw2.c: Include elf/dwarf2.h.
4253 * dwarf2out.c: Include elf/dwarf2.h.
4254 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
4255 <dtprel>: New field.
4256 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
4257 (size_of_loc_descr): Likewise.
4258 (output_loc_operands_raw): Likewise.
4259 (output_loc_operands): Handle new dtprel field.
4260 (loc_checksum): Update.
4261 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
4262 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
4263 * unwind-dw2-fde.c: Include elf/dwarf2.h.
4264 * dwarf2asm.c: Include elf/dwarf2.h.
4265 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
4266 * config/mmix/mmix.c: Include elf/dwarf2.h.
4267 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
4268 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
4269 * config/sh/sh.c: Include elf/dwarf2.h.
4270 * config/i386/i386.c: Include elf/dwarf2.h.
4271
4272 2009-06-29 DJ Delorie <dj@redhat.com>
4273
4274 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
4275
4276 * doc/extend.texi: Add MeP attributes and pragmas.
4277 * doc/invoke.text: Add MeP Options.
4278 * doc/contrib.texi: Add MeP contribution.
4279 * doc/md.texi: Add MeP constraints.
4280 * doc/install.texi: Add MeP target.
4281
4282 2009-06-30 Anatoly Sokolov <aesok@post.ru>
4283
4284 * target.h (struct gcc_target): Add frame_pointer_required field.
4285 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
4286 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
4287 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
4288 hook.
4289 * reload1.c (update_eliminables): (Ditto.).
4290 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
4291 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
4292 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
4293
4294 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
4295
4296 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
4297 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
4298 (arm_frame_pointer_required): New function.
4299
4300 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
4301 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4302 (avr_frame_pointer_required_p): Declare as static.
4303 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
4304
4305 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
4306 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
4307 (bfin_frame_pointer_required): Make as static, change return type
4308 to bool.
4309 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
4310
4311 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
4312 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4313 (cris_frame_pointer_required): New function.
4314
4315 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
4316
4317 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
4318 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4319 (fr30_frame_pointer_required): New function.
4320
4321 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
4322 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
4323 (frv_frame_pointer_required): Make as static, change return type
4324 to bool.
4325 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
4326
4327 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
4328 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4329 (ix86_frame_pointer_required): Make as static, change return type to
4330 bool.
4331 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
4332
4333 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
4334 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4335
4336 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
4337
4338 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
4339
4340 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
4341
4342 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
4343 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4344 (mips_frame_pointer_required): Make as static.
4345 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
4346
4347 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
4348 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4349 (mmix_frame_pointer_required): Mew function.
4350
4351 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
4352 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4353
4354 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
4355
4356 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
4357
4358 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
4359
4360 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
4361 (CAN_ELIMINATE): Redefine.
4362 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4363 (sparc_frame_pointer_required): New function.
4364 (sparc_can_eliminate): New function.
4365 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
4366
4367 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
4368 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
4369
4370 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
4371 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
4372 (xtensa_frame_pointer_required): Make as static, change return type
4373 to bool.
4374 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
4375 Remove.
4376
4377 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
4378
4379 * doc/plugins.texi: Document PLUGIN_START_UNIT.
4380 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
4381 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
4382 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
4383 (register_callback): Handle PLUGIN_START_UNIT.
4384 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
4385
4386 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
4387
4388 * tree.c (process_call_operands): Propagate TREE_READONLY from the
4389 operands.
4390 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
4391 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
4392
4393 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
4394
4395 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
4396 move cost.
4397
4398 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
4399
4400 * doc/extend.texi (Additional Floating Types): __float128 is also
4401 supported on i386 targets.
4402
4403 2009-06-29 Richard Guenther <rguenther@suse.de>
4404
4405 PR middle-end/14187
4406 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
4407 flag.
4408 (pt_solutions_same_restrict_base): Declare.
4409 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
4410 flag.
4411 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
4412 (make_constraint_from, make_copy_constraint): Move earlier.
4413 (make_constraint_from_heapvar): New function.
4414 (make_constraint_from_restrict): Likewise.
4415 (handle_lhs_call): Use it.
4416 (find_func_aliases): Use it to track conversions to restrict
4417 qualified pointers.
4418 (struct fieldoff): Add only_restrict_pointers flag.
4419 (push_fields_onto_fieldstack): Initialize it.
4420 (create_variable_info_for): Track global restrict qualified pointers.
4421 (intra_create_variable_infos): Use make_constraint_from_heapvar.
4422 Track restrict qualified pointer arguments.
4423 (set_uids_in_ptset): Use varinfo is_global_var flag.
4424 (find_what_var_points_to): Set the vars_contains_restrict flag.
4425 Always create the points-to solution for sets including restrict tags.
4426 (pt_solutions_same_restrict_base): New function.
4427 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
4428 qualified pointers use pt_solutions_same_restrict_base as
4429 additional source for disambiguation.
4430
4431 2009-06-29 Richard Guenther <rguenther@suse.de>
4432
4433 PR middle-end/38212
4434 * alias.c (find_base_decl): Remove.
4435 (get_deref_alias_set_1): Remove restrict handling.
4436 * c-common.c (c_apply_type_quals_to_decl): Do not set
4437 DECL_POINTER_ALIAS_SET.
4438 * gimplify.c (find_single_pointer_decl_1): Remove.
4439 (find_single_pointer_decl): Likewise.
4440 (internal_get_tmp_var): Remove restrict handling.
4441 (gimple_regimplify_operands): Likewise.
4442 * omp-low.c (expand_omp_atomic_pipeline): Do not set
4443 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
4444 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
4445 * tree.c (restrict_base_for_decl): Remove.
4446 (init_ttree): Do not allocate it.
4447 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
4448 LABEL_DECL_UID for label decls.
4449 (copy_node_stat): Do not copy restrict information.
4450 (decl_restrict_base_lookup): Remove.
4451 (decl_restrict_base_insert): Likewise.
4452 (print_restrict_base_statistics): Likewise.
4453 (dump_tree_statistics): Do not call print_restrict_base_statistics.
4454 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
4455 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
4456 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
4457 (LABEL_DECL_UID): Adjust.
4458 (DECL_BASED_ON_RESTRICT_P): Remove.
4459 (DECL_GET_RESTRICT_BASE): Likewise.
4460 (SET_DECL_RESTRICT_BASE): Likewise.
4461 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
4462
4463 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
4464 instead of DECL_POINTER_ALIAS_SET.
4465 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
4466 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
4467 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
4468
4469 2009-06-29 Richard Guenther <rguenther@suse.de>
4470
4471 PR tree-optimization/40579
4472 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
4473 the IL to simplify has constants that overflowed.
4474
4475 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
4476
4477 PR tree-optimization/40550
4478 * tree-vect-generic.c (expand_vector_operations_1): Compute in
4479 vector_compute_type only when the size of vector_compute_type is
4480 less than the size of type.
4481
4482 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
4483
4484 * fold-const.c (contains_label_1): Fix comments.
4485 (contains_label_p): Do not walk trees multiple time.
4486
4487 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4488
4489 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
4490 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
4491 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
4492 ix86_fp_comparison_operator.
4493 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
4494 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
4495 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
4496 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
4497 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
4498 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
4499 (related splits): Change predicate to ix86_fp_comparison_operator.
4500 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
4501 instead of ix86_fp_comparison_codes.
4502 (ix86_trivial_fp_comparison_operator,
4503 ix86_fp_comparison_operator): New.
4504 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
4505 (ix86_expand_compare): Eliminate last two parameters.
4506 (ix86_fp_jump_nontrivial_p): Kill.
4507 * config/i386/i386.c (put_condition_code): Eliminate call to
4508 ix86_fp_comparison_codes and subsequent assertion.
4509 (ix86_fp_comparison_codes): Eliminate.
4510 (ix86_fp_swap_condition): New.
4511 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
4512 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
4513 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
4514 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
4515 and ix86_fp_swap_condition.
4516 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
4517 Use ix86_fp_comparison_strategy.
4518 (ix86_expand_compare): Likewise. Eliminate last two arguments.
4519 (ix86_fp_jump_nontrivial_p): Eliminate.
4520 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
4521 call to ix86_expand_compare.
4522 (ix86_split_fp_branch, ix86_expand_setcc,
4523 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
4524 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
4525
4526 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4527
4528 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
4529 related to jump_clobbers.
4530 * config/arm/arm.md (conds): Remove jump_clob case.
4531 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
4532 splits): Change comparison_operator to arm_comparison_operator.
4533 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
4534 Eliminate.
4535
4536 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4537
4538 * dojump.c (do_compare_rtx_and_jump): Try swapping the
4539 condition for floating point modes.
4540 * expmed.c (emit_store_flag_1): Move here a bigger part
4541 of emit_store_flag.
4542 (emit_store_flag): Try swapping the condition for floating point
4543 modes.
4544 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
4545
4546 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4547
4548 * expr.c (expand_expr_real_1): Just use do_store_flag.
4549 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
4550 emit_store_flag_force.
4551 * expmed.c (emit_store_flag_force): Copy here trick
4552 previously in expand_expr_real_1. Try reversing the comparison.
4553 (emit_store_flag_1): Work if target is NULL.
4554 (emit_store_flag): Work if target is NULL, using the result mode
4555 from the comparison. Use split_comparison, restructure final part
4556 to simplify conditionals.
4557
4558 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4559
4560 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
4561 * dojump.c (do_jump): Change handling of floating-point
4562 ops to use just do_compare_and_jump.
4563 (split_comparison): New.
4564 (do_compare_rtx_and_jump): Add here logic coming previously
4565 in do_jump, using split_comparison.
4566
4567 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
4568
4569 PR target/40489
4570 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
4571
4572 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4573
4574 * tree-ssa-alias.c: Fix unintentional commit.
4575
4576 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4577
4578 * passes.c (execute_one_pass): Fix unintentional commit.
4579
4580 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4581
4582 * df-problems.c (df_set_seen, df_unset_seen): Delete.
4583 (df_rd_local_compute, df_md_local_compute): Inline them.
4584
4585 (df_md_scratch): New.
4586 (df_md_alloc, df_md_free): Allocate/free it.
4587 (df_md_local_compute): Only include live registers in init.
4588 (df_md_transfer_function): Prune the in-set computed by
4589 the confluence function, and the gen-set too.
4590
4591 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4592
4593 PR rtl-optimization/26854
4594 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
4595 * df-problems.c (df_rd_add_problem): Fix comment.
4596 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
4597 df_md_simulate_artificial_defs_at_top,
4598 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
4599 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
4600 df_md_transfer_function, df_md_init, df_md_confluence_0,
4601 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
4602 problem_MD, df_md_add_problem): New.
4603 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
4604 df_md_get_bb_info): New.
4605 (DF_LAST_PROBLEM_PLUS1): Adjust.
4606
4607 * Makefile.in (fwprop.o): Include domwalk.h.
4608 * fwprop.c: Include domwalk.h.
4609 (reg_defs, reg_defs_stack): New.
4610 (bitmap_only_bit_between): Remove.
4611 (process_defs): New.
4612 (process_uses): Use reg_defs and local_md instead of
4613 bitmap_only_bit_between and local_rd.
4614 (single_def_use_enter_block): New, from build_single_def_use_links.
4615 (single_def_use_leave_block): New.
4616 (build_single_def_use_links): Remove code moved to
4617 single_def_use_enter_block, invoke domwalk.
4618 (use_killed_between): Adjust comment.
4619
4620 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4621
4622 * bitmap.h (bitmap_ior_and_into): New.
4623 * bitmap.c (bitmap_ior_and_into): New.
4624
4625 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4626
4627 * domwalk.h (struct dom_walk_data): Remove all callbacks except
4628 before_dom_children_before_stmts and after_dom_children_after_stmts.
4629 Rename the two remaining callbacks to just before_dom_children and
4630 after_dom_children. Remove other GIMPLE statement walking bits.
4631 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
4632 * graphite.c: Do not include domwalk.h.
4633 * tree-into-ssa.c (interesting_blocks): New global.
4634 (struct mark_def_sites_global_data): Remove it and names_to_rename.
4635 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
4636 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
4637 now that they're not domwalk callbacks.
4638 (rewrite_initialize_block): Rename to...
4639 (rewrite_enter_block): ... this, place after called functions. Test
4640 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
4641 (rewrite_finalize_block): Rename to...
4642 (rewrite_leave_block): ... this, place after called functions.
4643 (rewrite_update_init_block): Rename to...
4644 (rewrite_update_enter_block): ... this, place after called functions.
4645 Test interesting_blocks, call rewrite_update_stmt and
4646 rewrite_update_phi_arguments.
4647 (rewrite_update_fini_block): Rename to...
4648 (rewrite_leave_block): ... this, place after called functions.
4649 (rewrite_blocks): Remove last argument, simplify initialization of
4650 walk_data.
4651 (mark_def_sites_initialize_block): Rename to...
4652 (mark_def_sites_block): ... this, call mark_def_sites.
4653 (mark_def_sites_blocks): Remove argument, simplify initialization of
4654 walk_data.
4655 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
4656 (update_ssa): Likewise.
4657 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
4658 callback.
4659 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
4660 (dom_opt_initialize_block): Rename to...
4661 (dom_opt_enter_block): ... this, place after called functions. Walk
4662 statements here, inline propagate_to_outgoing_edges.
4663 (dom_opt_finalize_block): Rename to...
4664 (dom_opt_leave_block): ... this, place after called functions.
4665 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
4666 domwalk callback.
4667 (dse_enter_block, dse_record_phi): New.
4668 (dse_record_phis): Delete.
4669 (dse_finalize_block): Rename to...
4670 (dse_leave_block): ... this.
4671 (tree_ssa_dse): Simplify initialization of walk_data.
4672 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
4673 Adjust initialization of walk_data.
4674 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
4675 * tree-ssa-loop-phiopt.c (get_non_trapping):
4676 Adjust initialization of walk_data.
4677 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
4678 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
4679 it's not a domwalk callback.
4680 (uncprop_initialize_block): Rename to...
4681 (dse_enter_block): ... this, call uncprop_into_successor_phis.
4682 (dse_finalize_block): Rename to...
4683 (dse_leave_block): ... this.
4684 (tree_ssa_uncprop): Simplify initialization of walk_data.
4685 * Makefile.in: Adjust dependencies.
4686
4687 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
4688
4689 * arm.md (casesi): Fix test for Thumb1.
4690 (thumb1_casesi_internal_pic): Likewise.
4691 (thumb1_casesi_dispatch): Likewise.
4692
4693 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
4694
4695 * config/arm/arm-cores.def: Added core cortex-m0.
4696 * config/arm/arm-tune.md: Regenerated.
4697 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
4698
4699 2009-06-26 DJ Delorie <dj@redhat.com>
4700
4701 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
4702
4703 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
4704 the scheduler doesn't tag jump insns.
4705
4706 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
4707
4708 * c-decl.c (merge_decls): Re-indent.
4709
4710 2009-06-26 Janis Johnson <janis187@us.ibm.com>
4711
4712 PR c/39902
4713 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
4714 Special-case decimal float constants.
4715
4716 2009-06-26 Richard Henderson <rth@redhat.com>
4717
4718 * function.h (struct function): Add cannot_be_copied_reason,
4719 and cannot_be_copied_set.
4720 * tree-inline.c (has_label_address_in_static_1): Rename from
4721 inline_forbidden_p_2; don't set inline_forbidden_reason here.
4722 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
4723 don't set inline_forbidden_reason.
4724 (copy_forbidden): New function, split out of inline_forbidden_p.
4725 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
4726 (inline_forbidden_p): Use copy_forbidden.
4727 (tree_versionable_function_p): Likewise.
4728 (inlinable_function_p): Merge into tree_inlinable_function_p.
4729 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
4730 * ipa-cp.c (ipcp_versionable_function_p): New function.
4731 (ipcp_cloning_candidate_p): Use it.
4732 (ipcp_node_modifiable_p): Likewise.
4733
4734 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
4735
4736 * builtins.c (expand_builtin_alloca): Handle builtin alloca
4737 that is marked not to be inlined. Remove flag_mudflap use.
4738 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
4739 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
4740
4741 2009-06-26 Steve Ellcey <sje@cup.hp.com>
4742
4743 PR bootstrap/40338
4744 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
4745 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
4746
4747 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
4748
4749 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
4750 shared libgcc.
4751 (__mingwthr_remove_key_dtor): Likewise.
4752
4753 2009-06-26 Richard Guenther <rguenther@suse.de>
4754
4755 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
4756
4757 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
4758
4759 PR middle-end/40525
4760 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
4761 try the non-cond_exec path also.
4762
4763 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4764
4765 PR target/40468
4766 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
4767 (output_cbranch): Use new functions.
4768 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
4769 Likewise.
4770
4771 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
4772 Pat Haugen <pthaugen@us.ibm.com>
4773 Revital Eres <ERES@il.ibm.com>
4774
4775 * config/rs6000/rs6000.c (print_operand): Correct lossage message
4776 for %c error. Add %x support to print VSX registers as a unified
4777 register set, instead of separate float and altivec registers.
4778 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
4779 %y case, and add support for VSX pre-modify addresses.
4780 (output_toc): Add assert for CONST containing an integer constant
4781 in the PLUS case.
4782 (rs6000_adjust_cost): Add POWER7 support.
4783 (insn_must_be_first_in_group): Ditto.
4784 (insn_must_be_last_in_group): Ditto.
4785 (rs6000_emit_popcount): Ditto.
4786 (rs6000_vector_mode_supported_p): Ditto.
4787
4788 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
4789 Change some of the functions called by macros to being called
4790 through a pointer, so debug functions can be inserted if
4791 -mdebug=addr or -mdebug=cost.
4792 (rs6000_preferred_reload_class_ptr): Ditto.
4793 (rs6000_secondary_reload_class_ptr): Ditto.
4794 (rs6000_secondary_memory_needed_ptr): Ditto.
4795 (rs6000_cannot_change_mode_class_ptr): Ditto.
4796 (rs6000_secondary_reload_inner): Ditto.
4797 (rs6000_legitimize_reload_address): Ditto.
4798 (rs6000_legitimize_reload_address_ptr): Ditto.
4799 (rs6000_mode_dependent_address): Ditto.
4800 (rs6000_mode_dependent_address_ptr): Ditto.
4801
4802 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
4803 function to return true if the mode allows reg + integer
4804 addresses.
4805 (virtual_stack_registers_memory_p): New function to return true if
4806 the address refers to a virtual stack register.
4807 (rs6000_legitimate_offset_address_p): Move code to say whether a
4808 mode supports reg+int addressing to reg_offset_addressing_ok_p and
4809 call it.
4810 (rs6000_legitimate_address_p): Add checks for modes that only can
4811 do reg+reg addressing. Start adding VSX support.
4812 (rs6000_legitimize_reload_address): Ditto.
4813 (rs6000_legitimize_address): Ditto.
4814 (rs6000_debug_legitimate_address_p): New debug functions for
4815 -mdebug=addr and -mdebug=cost.
4816 (rs6000_debug_rtx_costs): Ditto.
4817 (rs6000_debug_address_costs): Ditto.
4818 (rs6000_debug_adjust_cost): Ditto.
4819 (rs6000_debug_legitimize_address): Ditto.
4820 (rs6000_legitimize_reload_address_ptr): Point to call normal
4821 function or debug function. Make functions called via pointer
4822 static.
4823 (rs6000_mode_dependent_address_ptr): Ditto.
4824 (rs6000_secondary_reload_class_ptr): Ditto.
4825 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
4826 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
4827 into a friendlier error.
4828 (rs6000_init_builtins): Add initial VSX support.
4829 (rs6000_adjust_cost): Fix some spacing issues.
4830
4831 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
4832 (REG_CLASS_NAMES): Ditto.
4833 (REG_CLASS_CONTENTS): Ditto.
4834 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
4835 pointer, to add -mdebug=addr support.
4836 (CANNOT_CHANGE_MODE_CLASS): Ditto.
4837 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
4838 -mdebug=addr support.
4839 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
4840 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
4841 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
4842
4843 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
4844 16-bit values.
4845 (bswapsi*): Set attribute types for load/store. Add combiner
4846 patterns to eliminate zero extend on 64-bit.
4847 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
4848 stdbrx if the hardware supports those instructions.
4849
4850 2009-06-25 Ian Lance Taylor <iant@google.com>
4851
4852 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
4853 (Link Options): Document -static-libstdc++.
4854
4855 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
4856
4857 PR target/38731
4858 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
4859 DATA_ALIGNMENT instead.
4860
4861 2009-06-25 Richard Guenther <rguenther@suse.de>
4862
4863 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
4864 indirect references against the callused/escaped solutions.
4865 (call_may_clobber_ref_p_1): Likewise.
4866
4867 2009-06-25 Martin Jambor <mjambor@suse.cz>
4868
4869 PR tree-optimization/40493
4870 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
4871 (enum unscalarized_data_handling): New type.
4872 (handle_unscalarized_data_in_subtree): Return what has been done.
4873 (load_assign_lhs_subreplacements): Handle left flushes differently.
4874 (sra_modify_assign): Use unscalarized_data_handling, simplified
4875 condition determining whether to remove the statement.
4876
4877 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
4878
4879 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
4880 excerpt - @ should be doubled for texinfo.
4881
4882 2009-06-24 Ian Lance Taylor <iant@google.com>
4883
4884 * config/arc/arc.c: Include "df.h".
4885 (arc_attribute_table): Make static. Move higher in file.
4886 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
4887 (output_shift): Initialize n later to avoid warning.
4888 * config/arm/arm.c (arm_attribute_table): Make static. Move
4889 higher in file.
4890 * config/avr/avr.c (avr_attribute_table): Make static. Move
4891 higher in file.
4892 (reg_class_tab): Change array type from int to enum reg_class.
4893 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
4894 LABEL_REF.
4895 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
4896 (lshrhi3_out): Likewise.
4897 (class_likely_spilled_p): Change return type to bool.
4898 (avr_rtx_costs): Use local code variable with enum type.
4899 * config/avr/avr.md (movmemhi): Use add_reg_note.
4900 (andhi3, andsi3): Don't use AS2 with "and".
4901 (iorhi3, iorsi3): Don't use AS2 with "or".
4902 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
4903 * config/crx/crx.c: Include "df.h".
4904 (crx_attribute_table): Make static.
4905 * config/m32r/m32r.c: Include "df.h".
4906 (m32r_attribute_table): Make static. Move higher in file.
4907 (pop): Use add_reg_note.
4908 (block_move_call): Change 0 to LCT_NORMAL in function call.
4909 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
4910 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
4911 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
4912 declare, not just when TREE_CODE is defined.
4913 * config/m68hc11/m68hc11.c: Include "expr.h".
4914 (m68hc11_attribute_table): Make static. Move higher in file.
4915 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
4916 function call.
4917 (m68hc11_register_indirect_p): Likewise.
4918 (m68hc11_function_arg_padding): Change return type to enum
4919 direction.
4920 (emit_move_after_reload): Use add_reg_note.
4921 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
4922 (m68hc11_split_logical): Likewise.
4923 (m68hc11_rtx_costs): Add local code_and outer_code variables with
4924 enum type.
4925 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
4926 to VOIDmode in function call.
4927 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
4928 tree is defined.
4929 (m68hc11_split_logical): Update declaration.
4930 (m68hc11_function_arg_padding): Update declaration.
4931 * config/mcore/mcore.c (regno_reg_class): Change form array of int
4932 to array of enum reg_class.
4933 (mcore_attribute_table): Make static. Move higher in file.
4934 (mcore_rtx_costs): Add cast to enum type.
4935 * config/mcore/mcore.h (regno_reg_class): Update declaration.
4936 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
4937 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
4938 in file.
4939 * config/sh/predicates.md (trapping_target_operand): Rename and to
4940 and_expr.
4941 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
4942 higher in file.
4943 * config/spu/spu.c (spu_attribute_table): Make static. Move
4944 higher in file.
4945 * config/v850/v850.c (v850_attribute_table): Make static. Move
4946 higher in file.
4947 (v850_rtx_costs): Use local code with enum type.
4948 (expand_epilogue): Add cast.
4949 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
4950
4951 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
4952
4953 PR target/40515
4954 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
4955 -m2a-single-only and -m2a-nofpu.
4956 * config/sh/sh.opt: Document m2a generates FPU code.
4957
4958 2009-06-24 Anatoly Sokolov <aesok@post.ru>
4959
4960 * defaults.h (CAN_ELIMINATE): Provide default.
4961 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
4962 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
4963 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
4964 * config/spu/spu.h (CAN_ELIMINATE): Delete.
4965 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
4966 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
4967 * config/cris/cris.h (CAN_ELIMINATE): Delete.
4968 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
4969 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
4970 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
4971
4972 2009-06-24 DJ Delorie <dj@redhat.com>
4973
4974 * mep-ext-cop.cpu: Fix copyright notice.
4975 * mep-default: Fix copyright notice.
4976 * mep-core: Fix copyright notice.
4977 * mep: Fix copyright notice.
4978 * mep-ivc2: Fix copyright notice.
4979 * mep-c5: Fix copyright notice.
4980
4981 2009-06-24 Denis Chertykov <chertykov@gmail.com>
4982
4983 * doc/contrib.texi (Contributors):
4984
4985 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
4986
4987 PR middle-end/40501
4988 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
4989 src and dst operands if necessary.
4990
4991 2009-06-23 DJ Delorie <dj@redhat.com>
4992
4993 Add MeP port.
4994 * config.gcc: Add mep support.
4995 * recog.c: Resurrect validate_replace_rtx_subexp().
4996 * recog.h: Likewise.
4997 * config/mep/: Add new port:
4998 * config/mep/constraints.md: New file.
4999 * config/mep/default.h: New file.
5000 * config/mep/intrinsics.h: New file.
5001 * config/mep/intrinsics.md: New file.
5002 * config/mep/ivc2-template.h: New file.
5003 * config/mep/mep-c5.cpu: New file.
5004 * config/mep/mep-core.cpu: New file.
5005 * config/mep/mep-default.cpu: New file.
5006 * config/mep/mep-ext-cop.cpu: New file.
5007 * config/mep/mep-intrin.h: New file.
5008 * config/mep/mep-ivc2.cpu: New file.
5009 * config/mep/mep-lib1.asm: New file.
5010 * config/mep/mep-lib2.c: New file.
5011 * config/mep/mep-pragma.c: New file.
5012 * config/mep/mep-protos.h: New file.
5013 * config/mep/mep-tramp.c: New file.
5014 * config/mep/mep.c: New file.
5015 * config/mep/mep.cpu: New file.
5016 * config/mep/mep.h: New file.
5017 * config/mep/mep.md: New file.
5018 * config/mep/mep.opt: New file.
5019 * config/mep/predicates.md: New file.
5020 * config/mep/t-mep: New file.
5021
5022 2009-06-23 Ian Lance Taylor <iant@google.com>
5023
5024 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
5025 from loose_warn into c_loose_warn and from strict_warn into
5026 c_strict_warn. Set and substitute warn_cxxflags. Check for
5027 --enable-build-with-cxx. Set and substitute
5028 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
5029 * Makefile.in (CXXFLAGS): New variable.
5030 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
5031 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
5032 the default is the same as $(STRICT_WARN).
5033 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
5034 (CXX): New variable.
5035 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
5036 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
5037 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
5038 (HOST_LIBS): New variable.
5039 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
5040 (ALL_CXXFLAGS): New variable.
5041 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
5042 * doc/install.texi (Configuration): Document
5043 --enable-build-with-cxx, --with-stage1-ldflags,
5044 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
5045 * configure: Rebuild.
5046
5047 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5048
5049 * config/arm/arm.c (arm_override_options): Fix braces and formatting
5050 from previous commit.
5051
5052 2009-06-23 Ian Lance Taylor <iant@google.com>
5053
5054 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
5055
5056 2009-06-23 Ian Lance Taylor <iant@google.com>
5057
5058 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
5059 with ATTRIBUTE_UNUSED.
5060
5061 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
5062 Pat Haugen <pthaugen@us.ibm.com>
5063 Revital Eres <eres@il.ibm.com>
5064
5065 * config.in (HAVE_AS_POPCNTD): Add default definition.
5066 (HAVE_AS_LWSYNC): Ditto.
5067
5068 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
5069 release number.
5070 (gcc_cv_as_powerpc_cmpb): Ditto.
5071 (gcc_cv_as_powerpc_dfp): Ditto.
5072 (gcc_cv_as_powerpc_vsx): Ditto.
5073 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
5074 supporting the popcntd/lwsync instructions.
5075 (gcc_cv_as_powerpc_lwsync): Ditto.
5076 * configure: Regenerate.
5077
5078 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
5079 -mcpu=native and -mcpu=power7.
5080 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
5081
5082 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
5083 a variable instead of a mask to reduce the number of mask bits.
5084 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
5085 (-mbit-word): Ditto.
5086 (-mregnames): Ditto.
5087 * config/rs6000/rs6000.opt (-mupdate): Ditto.
5088 (-mfused-madd): Ditto.
5089
5090 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
5091 2.06 instructions.
5092 (-mvsx): New switch for VSX instructions.
5093 (-misel): Move from a variable to a mask to allow it to be set by
5094 -mcpu=.
5095
5096 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
5097 function declaration to an array declaration.
5098 (rs6000_hard_regno_nregs): New external array declaration.
5099
5100 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
5101 files included by rs6000.md.
5102
5103 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
5104 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
5105
5106 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
5107 a target mask.
5108 (rs6000_debug_reg): New -mdebug= variables.
5109 (rs6000_debug_addr): Ditto.
5110 (rs6000_debug_cost): Ditto.
5111 (rs6000_pmode): New variable to hold Pmode.
5112 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
5113 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
5114 calculated at compiler start.
5115 (rs6000_hard_regno_nregs): Change function to an array which holds
5116 HARD_REGNO_NREGS calculated at compiler start.
5117 (rs6000_explicit_options): Delete isel field.
5118 (rs6000_vector_unit): New array to hold which vector unit
5119 supports arithmetic options for a given type.
5120 (rs6000_vector_mem): New array to hold which vector unit supports
5121 memory reference operations for a given type.
5122 (rs6000_vector_align): New array to given the alignment of each
5123 vector type.
5124 (power7_cost): New basic costs for power7.
5125 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
5126 (rs6000_hard_regno_nregs_internal): New function, moved from
5127 HARD_REGNO_NREGS, to calculate the number of registers each hard
5128 register takes for each type.
5129 (rs6000_debug_reg_print): New function for -mdebug=reg support.
5130 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
5131 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
5132 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
5133 unit information here so it is calculated once at compiler startup
5134 time.
5135 (rs6000_override_options): Make -misel a target mask. Add more
5136 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
5137 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
5138 -mdebug=cost.
5139 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
5140 (rs6000_handle_option): Move -misel from variable to target mask.
5141 (rs6000_builtin_mask_for_load): Add VSX support.
5142 (rs6000_conditional_register_usage): Ditto.
5143 (USE_ALTIVEC_FOR_ARG_P): Ditto.
5144 (function_arg_boundary): Ditto.
5145 (rs6000_expand_builtin): Ditto.
5146 (def_builtin): Make abort message a little friendlier.
5147 (rs6000_emit_int_cmove): Add support for 64-bit isel.
5148
5149 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
5150 assembler support the popcntd instruction instead of a vsx
5151 instruction to enable power7 support.
5152 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
5153 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
5154 option to the assembler if -mcpu=native.
5155 (ASM_CPU_NATIVE_SPEC): Ditto.
5156 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
5157 ISA 2.06 features.
5158 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
5159 the lwsync instruction.
5160 (enum processor_type): Add PROCESSOR_POWER7.
5161 (rs6000_debug_reg): New -mdebug= options.
5162 (rs6000_debug_addr): Ditto.
5163 (rs6000_debug_cost): Ditto.
5164 (rs6000_isel): Delete.
5165 (enum rs6000_vector): New enum to say what vector unit we have.
5166 (VECTOR_UNIT_*): New macros to say which vector unit has
5167 arithmetic operations for a given type.
5168 (VECTOR_MEM_*): New macros to say which vector unit has memory
5169 operations for a given type.
5170 (TARGET_LDBRX): Whether the machine supports the ldbrx
5171 instruction.
5172 (TARGET_ISEL): Delete, -misel moved to be a mask.
5173 (TARGET_ISEL64): New macro for 64-bit isel support.
5174 (UNITS_PER_VSX_WORD): New macro.
5175 (POINTER_SIZE): Move to be an external variable, rather than
5176 calculating whether we are generating 32 ot 64-bit code.
5177 (Pmode): Ditto.
5178 (STACK_BOUNDARY): Add VSX support.
5179 (LOCAL_ALIGNMENT): Ditto.
5180 (SLOW_UNALIGNED_ACCESS): Ditto.
5181 (VSX_REGNO_P): New macro for VSX support.
5182 (VFLOAT_REGNO_P): Ditto.
5183 (VINT_REGNO_P): Ditto.
5184 (VLOGICAL_REGNO_P): Ditto.
5185 (VSX_VECTOR_MODE): Ditto.
5186 (VSX_SCALAR_MODE): Ditto.
5187 (VSX_MODE): Ditto.
5188 (VSX_MOVE_MODE): Ditto.
5189 (VSX_REG_CLASS_P): Ditto.
5190 (HARD_REGNO_NREGS): Instead of calling a function, use an array
5191 lookup.
5192 (UNITS_PER_SIMD_WORD): Add VSX support.
5193 (MODES_TIEABLE_P): Ditto.
5194 (STARTING_FRAME_OFFSET): Ditto.
5195 (STACK_DYNAMIC_OFFSET): Ditto.
5196 (EPILOGUE_USES): Ditto.
5197 (REGNO_REG_CLASS): Move to array lookup.
5198 (CLASS_MAX_NREGS): Ditto.
5199 (rs6000_vector_reg_class): Add declaration.
5200 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
5201 overlap with the floating point and Altivec registers.
5202
5203 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
5204
5205 * config/rs6000/driver-rs6000.c (asm_names): New static array to
5206 give the appropriate asm switches if -mcpu=native.
5207 (host_detect_local_cpu): Add support for "asm".
5208 (host_detect_local_cpu): Follow GNU code guidelines for name.
5209
5210 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
5211 -mbit-word to a variable instead of being a target mask.
5212
5213 * config/rs6000/sync.md (lwsync): If the assembler supports it,
5214 emit the lwsync instruction instead of emitting the instruction as
5215 an integer constant.
5216
5217 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
5218 fixuns_trundfsi2, move expander into rs6000.md.
5219
5220 * config/rs6000/rs6000.md (cpu): Add power7.
5221 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
5222 (logical predicate patterns): Change the single instruction
5223 primitives that set CR0 to be fast_compare instead of compare.
5224 (norsi*): Ditto.
5225 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
5226 (popcntddi2): Ditto.
5227 (popcount<mode>): Ditto.
5228 (floating multiply/add insns): Name the floating point
5229 multiply/add insns.
5230 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
5231 (isel_unsigned_<mode>): Ditto.
5232 (fixuns_trundfsi2): Move expander here from spe.md.
5233 (smindi3): Define if we have -misel on 64-bit systems.
5234 (smaxdi3): Ditto.
5235 (umindi3): Ditto.
5236 (umaxdi3): Ditto.
5237
5238 2009-06-23 Anatoly Sokolov <aesok@post.ru>
5239
5240 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
5241 extra_objs.
5242 * config/avr/avr.c (avr_current_device): New variable.
5243 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
5244 (avr_arch, mcu_type_s): Move to avr.h.
5245 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
5246 default_data_section_start fields.
5247 (avr_arch): Moved from avr.c.
5248 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
5249 library_name fields.
5250 (avr_current_device, avr_mcu_types, avr_arch_types,
5251 avr_device_to_arch, avr_device_to_data_start,
5252 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
5253 (EXTRA_SPEC_FUNCTIONS): Define.
5254 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
5255 options mapping. Use device_to_arch and device_to_data_start insted.
5256 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
5257 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
5258 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
5259 * config/avr/driver-avr.c: New file.
5260 * config/avr/avr-devices.c: New file.
5261
5262 2009-06-23 Jakub Jelinek <jakub@redhat.com>
5263
5264 * var-tracking.c (unshare_variable): Force initialized to
5265 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
5266 (set_variable_part): Likewise.
5267 (struct variable_union_info): Remove pos_src field.
5268 (vui_vec, vui_allocated): New variables.
5269 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
5270 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
5271 == 1 use a simpler sorting algorithm. Compute pos field right
5272 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
5273 Avoid quadratic comparison if !flag_var_tracking_uninit.
5274 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
5275 unshare_variable unconditionally.
5276 (dataflow_set_different_2): Removed.
5277 (dataflow_set_different): Don't traverse second hash table.
5278 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
5279 unconditionally to var_reg_set or var_mem_set.
5280 (emit_notes_in_bb): Likewise.
5281 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
5282 unshare_variable.
5283 (emit_note_insn_var_location): Don't set initialized to
5284 VAR_INIT_STATUS_INITIALIZED early.
5285 (vt_finalize): Free vui_vec if needed, clear vui_vec and
5286 vui_allocated.
5287 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
5288
5289 * tree-object-size.c (addr_object_size): Instead of checking
5290 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
5291 are no FIELD_DECLs following it.
5292
5293 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
5294
5295 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
5296 order to match bswaps with signed source operands.
5297
5298 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5299
5300 * sdbout.c (sdbout_one_type): Fix braces in switch.
5301
5302 2009-06-23 Richard Guenther <rguenther@suse.de>
5303
5304 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
5305 member.
5306 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
5307 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
5308 var_callused, callused_tree, var_storedanything, storedanything_tree,
5309 var_integer, integer_tree): Remove global variables.
5310 (new_var_info): Do not pass new id, append the new var to the
5311 global variable vector.
5312 (do_ds_constraint): Use is_global_var member of the variable-info.
5313 (new_scalar_tmp_constraint_exp): Adjust.
5314 (create_function_info_for): Likewise.
5315 (create_variable_info_for): Likewise.
5316 (find_what_var_points_to): Remove dead code.
5317 (init_base_vars): Simplify.
5318 (compute_points_to_sets): Adjust.
5319
5320 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
5321
5322 * combine.c (try_combine): Dump information about the insns we're
5323 combining.
5324
5325 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
5326
5327 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
5328 check when calling force_to_mode on TRUNCATE's operand.
5329
5330 2009-06-22 Ian Lance Taylor <iant@google.com>
5331
5332 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
5333
5334 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
5335
5336 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
5337
5338 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5339
5340 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
5341 override library linkage flags such as -static-libgcc or
5342 -shared-libgcc.
5343
5344 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
5345
5346 * config/m68k/m68k-devices.def: Add line for MCF5221x.
5347
5348 2009-06-22 Ian Lance Taylor <iant@google.com>
5349
5350 * config/linux.opt: Put mglibc ahead of muclibc.
5351
5352 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
5353 for duplicate decls.
5354
5355 2009-06-22 Matthias Klose <doko@ubuntu.com>
5356
5357 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
5358
5359 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
5360
5361 PR objc/28050
5362 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
5363 instead of NULL if a parser error occurs.
5364
5365 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5366
5367 * dwarf2out.c (dwarf2_debug_hooks): Initialize
5368 non-DWARF2_DEBUGGING_INFO version.
5369
5370 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
5371
5372 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
5373 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
5374
5375 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
5376 (LIBGCC2_TF_CEXT): Define.
5377 (TF_SIZE): Define.
5378
5379 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5380
5381 PR target/40463
5382 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
5383
5384 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5385
5386 * config/arm/arm.c (arm_override_options): Disable
5387 -mcaller-super-interworking and -mcallee-super-interworking.
5388 * doc/invoke.texi (ARM Options): Document this.
5389
5390 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
5391
5392 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
5393 * config/arm/constraints.md (j): New constraint for movw operands.
5394 (N): Remove thumb2 meaning.
5395 * config/arm/arm.md (*arm_movw): Delete.
5396 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
5397 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
5398 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
5399
5400 2009-06-22 Martin Jambor <mjambor@suse.cz>
5401
5402 PR tree-optimization/40492
5403 * tree-sra.c (sra_modify_assign): Pass zero offsets to
5404 build_ref_for_offset.
5405
5406 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
5407
5408 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
5409 JUMP_TABLE_DATA_P predicates where applicable.
5410 * auto-inc-dec.c: Ditto.
5411 * builtins.c: Ditto.
5412 * caller-save.c: Ditto.
5413 * calls.c: Ditto.
5414 * cfgcleanup.c: Ditto.
5415 * cfglayout.c: Ditto.
5416 * cfgrtl.c: Ditto.
5417 * combine.c: Ditto.
5418 * combine-stack-adj.c: Ditto.
5419 * cse.c: Ditto.
5420 * cselib.c: Ditto.
5421 * dbxout.c: Ditto.
5422 * df-scan.c: Ditto.
5423 * dse.c: Ditto.
5424 * dwarf2asm.c: Ditto.
5425 * dwarf2out.c: Ditto.
5426 * emit-rtl.c: Ditto.
5427 * except.c: Ditto.
5428 * explow.c: Ditto.
5429 * expmed.c: Ditto.
5430 * expr.c: Ditto.
5431 * final.c: Ditto.
5432 * function.c: Ditto.
5433 * fwprop.c: Ditto.
5434 * gcse.c: Ditto.
5435 * genpreds.c: Ditto.
5436 * genrecog.c: Ditto.
5437 * ifcvt.c: Ditto.
5438 * ira-costs.c: Ditto.
5439 * ira-lives.c: Ditto.
5440 * jump.c: Ditto.
5441 * loop-iv.c: Ditto.
5442 * lower-subreg.c: Ditto.
5443 * modulo-sched.c: Ditto.
5444 * optabs.c: Ditto.
5445 * postreload.c: Ditto.
5446 * print-rtl.c: Ditto.
5447 * recog.c: Ditto.
5448 * reginfo.c: Ditto.
5449 * regmove.c: Ditto.
5450 * reload1.c: Ditto.
5451 * reload.c: Ditto.
5452 * reorg.c: Ditto.
5453 * rtlanal.c: Ditto.
5454 * rtl.c: Ditto.
5455 * sched-vis.c: Ditto.
5456 * sdbout.c: Ditto.
5457 * sel-sched-ir.c: Ditto.
5458 * simplify-rtx.c: Ditto.
5459 * targhooks.c: Ditto.
5460 * var-tracking.c: Ditto.
5461 * vmsdbgout.c: Ditto.
5462
5463 2009-06-22 Matthias Klose <doko@ubuntu.com>
5464
5465 * Makefile.in (install-plugin): Always use DESTDIR.
5466
5467 2009-06-22 Olivier Hainque <hainque@adacore.com>
5468
5469 * config/pa/pa.c (output_call): Don't optimize post call jumps
5470 into return address adjustments if the call may throw.
5471
5472 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
5473
5474 * arm.c (thumb1_output_casesi): New function.
5475 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
5476 optimizing for size or PIC.
5477 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
5478 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
5479 (casesi): Handle Thumb-1 when optimizing for size or PIC.
5480 (thumb1_casesi_internal_pic): New expand rule.
5481 (thumb1_casesi_dispatch): New pattern.
5482 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
5483 thumb-1 mode.
5484 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
5485 in the text seciton when PIC or optimizing for size.
5486 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
5487 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
5488 preservation properties of code.
5489 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
5490 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
5491 (__gnu_thumb1_case_si): New function.
5492 * t-arm (LIB1ASMSRC): Define here.
5493 (LIB1ASMFUNCS): Add some common functions.
5494 * t-arm-elf (LIB1ASMSRC): Delete.
5495 (LIB1ASMFUNCS): Append to existing set.
5496 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5497 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5498 * t-symbian (LIB1ASMFUNCS): Likewise.
5499 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5500 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5501
5502 2009-06-21 Richard Guenther <rguenther@suse.de>
5503
5504 PR tree-optimization/38729
5505 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
5506 to loops with a single exit if -fno-expensive-optimizations.
5507
5508 2009-06-21 Jakub Jelinek <jakub@redhat.com>
5509
5510 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
5511 (dataflow_set): Change vars type from htab_t to shared_hash.
5512 (shared_hash_pool, empty_shared_hash): New variables.
5513 (vars_clear): Removed.
5514 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
5515 shared_hash_find_slot_unshare, shared_hash_find_slot,
5516 shared_hash_find_slot_noinsert, shared_hash_find): New
5517 static inlines.
5518 (shared_hash_unshare, shared_hash_destroy): New functions.
5519 (unshare_variable): Unshare set->vars if shared, use
5520 shared_hash_htab.
5521 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
5522 (get_init_value, find_src_set_src, dump_dataflow_set,
5523 clobber_variable_part, emit_notes_for_differences): Use
5524 shared_hash_htab.
5525 (dataflow_set_init): Remove second argument, set vars to
5526 empty_shared_hash instead of creating a new htab.
5527 (dataflow_set_clear): Call shared_hash_destroy and set vars
5528 to empty_shared_hash instead of calling vars_clear.
5529 (dataflow_set_copy): Don't call vars_copy, instead just share
5530 the src htab with dst.
5531 (variable_union): Use shared_hash_*, use initially NO_INSERT
5532 lookup if set->vars is shared. Don't keep slot cleared before
5533 calling unshare_variable. Unshare set->vars if needed.
5534 Even ->refcount == 1 vars must be unshared if set->vars is shared
5535 and var needs to be modified.
5536 (variable_canonicalize): New function.
5537 (dataflow_set_union): If dst->vars is empty, just share src->vars
5538 with dst->vars and traverse with variable_canonicalize to canonicalize
5539 and unshare what is needed.
5540 (dataflow_set_different): If old_set and new_set use the same shared
5541 htab, they aren't different. If number of htab elements is different,
5542 htabs are different. Use shared_hash_*.
5543 (dataflow_set_destroy): Call shared_hash_destroy instead of
5544 htab_delete.
5545 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
5546 second argument to dataflow_set_init.
5547 (vt_initialize): Likewise. Initialize shared_hash_pool and
5548 empty_shared_hash, move bb in/out initialization afterwards.
5549 Use variable_htab_free instead of NULL as changed_variables del hook.
5550 (variable_was_changed): Change type of second argument to pointer to
5551 dataflow_set. When inserting var into changed_variables, bump
5552 refcount. Unshare set->vars if set is shared htab and slot needs to
5553 be cleared.
5554 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
5555 lookup if set->vars is shared. Unshare set->vars if needed.
5556 Even ->refcount == 1 vars must be unshared if set->vars is shared
5557 and var needs to be modified. Adjust variable_was_changed caller.
5558 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
5559 vars must be unshared if set->vars is shared and var needs to be
5560 modified. Adjust variable_was_changed caller.
5561 (emit_note_insn_var_location): Don't pool_free var.
5562 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
5563 instead of 1.
5564 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
5565 free_alloc_pool on shared_hash_pool.
5566
5567 2009-06-20 Anthony Green <green@moxielogic.com>
5568
5569 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
5570 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
5571
5572 2009-06-20 Richard Guenther <rguenther@suse.de>
5573
5574 * tree-ssa-structalias.c (find_func_aliases): For memset use
5575 a constraint from NULL if we memset to zero.
5576 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
5577 we explicitly handle that do not read from memory.
5578 (call_may_clobber_ref_p_1): Properly handle builtins that may
5579 set errno.
5580
5581 2009-06-20 Richard Guenther <rguenther@suse.de>
5582
5583 PR tree-optimization/40495
5584 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
5585 (new_scalar_tmp_constraint_exp): New function.
5586 (process_constraint): Do not create temporary decls.
5587 (process_all_all_constraints): Likewise.
5588 (handle_const_call): Likewise.
5589 (create_function_info_for): Do not set decl.
5590
5591 2009-06-19 Ian Lance Taylor <iant@google.com>
5592
5593 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
5594 (rs6000_attribute_table): Make static; move before use.
5595
5596 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
5597
5598 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
5599 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
5600 Propagate the TREE_READONLY flag without overwriting it.
5601 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
5602 Propagate the TREE_READONLY flag onto the result.
5603 (process_call_operands): Move around. Use correct constant value.
5604
5605 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5606
5607 PR target/40482
5608 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
5609 * config/arm/arm.md: Likewise.
5610
5611 2009-06-19 Ian Lance Taylor <iant@google.com>
5612
5613 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
5614 to GIMPLE_ERROR_MARK.
5615
5616 * c-typeck.c (build_conditional_expr): Add op1_original_type and
5617 op2_original_type parameters. Warn about using different enum types.
5618 * c-parser.c (c_parser_conditional_expression): Pass original
5619 types to build_conditional_expr.
5620 * c-tree.h (build_conditional_expr): Update declaration.
5621
5622 2009-06-19 Ian Lance Taylor <iant@google.com>
5623
5624 * config/i386/i386.c (ix86_function_specific_save): Test that
5625 fields match values, rather than testing the values are in a
5626 certain range.
5627
5628 2009-06-19 Richard Guenther <rguenther@suse.de>
5629
5630 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
5631 ADDR_EXPR pointers.
5632 (ptr_derefs_may_alias_p): Likewise.
5633 (ptr_deref_may_alias_ref_p_1): New function.
5634 (ptr_deref_may_alias_ref_p): Likewise.
5635 (ref_maybe_used_by_call_p_1): Handle builtins that are not
5636 covered by looking at the ESCAPED solution.
5637 (call_may_clobber_ref_p_1): Likewise.
5638 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
5639 Handle NULL_TREE offset. Do not produce redundant constraints.
5640 (process_all_all_constraints): New helper function.
5641 (do_structure_copy): Use it.
5642 (handle_lhs_call): Likewise.
5643 (find_func_aliases): Handle some builtins with pointer arguments
5644 and/or return values explicitly.
5645
5646 2009-06-19 Ian Lance Taylor <iant@google.com>
5647
5648 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
5649
5650 2009-06-19 Ian Lance Taylor <iant@google.com>
5651
5652 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
5653
5654 2009-06-19 Ian Lance Taylor <iant@google.com>
5655
5656 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
5657 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
5658 version.
5659
5660 * c-decl.c (finish_decl): If -Wc++-compat, warn about
5661 uninitialized const.
5662
5663 2009-06-19 Ian Lance Taylor <iant@google.com>
5664
5665 * dse.c (struct store_info): Rename bitmap field to bmap. Change
5666 all uses.
5667
5668 * c-decl.c (in_struct, struct_types): Remove.
5669 (struct c_binding): Add in_struct field.
5670 (c_binding_ptr): Define type, along with VEC.
5671 (struct c_struct_parse_info): Define.
5672 (struct_parse_info): New static variable.
5673 (bind): Initialize in_struct field.
5674 (start_struct): Remove enclosing_in_struct and
5675 enclosing_struct_types parameters. Add
5676 enclosing_struct_parse_info parameter. Change all callers. Set
5677 struct_parse_info rather than in_struct and struct_types.
5678 (grokfield): If -Wc++-compat and there is a symbol binding for the
5679 field name, set the in_struct flag and push it on the
5680 struct_parse_info->fields vector.
5681 (warn_cxx_compat_finish_struct): New static function.
5682 (finish_struct): Remove enclosing_in_struct and
5683 enclosing_struct_types parameters. Add
5684 enclosing_struct_parse_info parameter. Change all callers. Don't
5685 set C_TYPE_DEFINED_IN_STRUCT here. Call
5686 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
5687 parameter. Only push on struct_types if warn_cxx_compat.
5688 (finish_enum): Only push on struct_types if warn_cxx_compat.
5689 (declspecs_add_type): Add loc parameter. Change all callers.
5690 Change all error calls to error_at. Pass loc, not input_location,
5691 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
5692 defined in a struct. If -Wc++-compat and parsing a struct, record
5693 that a typedef name was used.
5694 * c-parser.c (c_parser_declspecs): Get location to pass to
5695 declspecs_add_type.
5696 (c_parser_struct_or_union_specifier): Update calls to start_struct
5697 and finish_struct.
5698 * c-tree.h (struct c_struct_parse_info): Declare.
5699 (finish_struct, start_struct): Update declarations.
5700 (declspecs_add_type): Update declaration.
5701
5702 2009-06-19 Ian Lance Taylor <iant@google.com>
5703
5704 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
5705 variable with an anonymous type.
5706
5707 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
5708
5709 * see.c: Remove for real.
5710
5711 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
5712
5713 * optabs.h (enum optab_index): Add new OTI_significand.
5714 (significand_optab): Define corresponding macro.
5715 * optabs.c (init_optabs): Initialize significand_optab.
5716 * genopinit.c (optabs): Implement significand_optab using
5717 significand?f2 patterns.
5718 * builtins.c (expand_builtin_mathfn): Handle
5719 BUILT_IN_SIGNIFICAND{,F,L}.
5720 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
5721 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
5722
5723 * config/i386/i386.md (significandxf2, significand<mode>2): New
5724 expanders to implement significandf, significand and significandl
5725 built-ins as inline x87 intrinsics.
5726
5727 2009-06-18 Anatoly Sokolov <aesok@post.ru>
5728
5729 * config/avr/avr.c (avr_override_options): Remove setting value of
5730 PARAM_INLINE_CALL_COST.
5731
5732 2009-06-18 Richard Henderson <rth@redhat.com>
5733
5734 PR 40488
5735 * tree-pass.h (TDF_ASMNAME): New.
5736 * tree-dump.c (dump_options): Add asmname.
5737 * doc/invoke.texi: Document it.
5738
5739 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
5740 (dump_decl_name): ...here.
5741 (dump_function_name): New flags arg; mind TDF_ASMNAME.
5742 (dump_generic_node): Update dump_function_name calls.
5743 (print_call_name): New flags arg; update all dump calls.
5744 * diagnostic.h (print_call_name): Update.
5745 * gimple-pretty-print.c (dump_gimple_call): Update.
5746
5747 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
5748
5749 PR target/40470
5750 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
5751
5752 2009-06-18 Diego Novillo <dnovillo@google.com>
5753
5754 * doc/plugins.texi: Document plugin_is_GPL_compatible.
5755 * plugin.c (str_license): Declare.
5756 (try_init_one_plugin): Assert that the symbol
5757 'plugin_is_GPL_compatible' exists.
5758
5759 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
5760
5761 * see.c: Remove.
5762 * Makefile.in (OBJS-common): Remove see.o.
5763 (see.o): Remove.
5764 * common.opt (fsee): Mark as preserved for backward compatibility.
5765 * opts.c (common_handle_option): Add OPT_fsee to the backward
5766 compatibility section.
5767 * passes.c (init_optimization_passes, pass_see): Remove pass.
5768 * timevar.def (TV_SEE): Remove.
5769 * tree-pass.h (pass_see): Remove declaration.
5770 * doc/invoke.texi (-fsee): Remove documentation.
5771
5772 2009-06-18 Martin Jambor <mjambor@suse.cz>
5773
5774 * tree-sra.c: Include statistics.h
5775 (sra_stats): New variable.
5776 (sra_initialize): Clear sra_stats.
5777 (create_access_replacement): Increment sra_stats.replacements.
5778 (get_access_replacement): Do not return twice.
5779 (analyze_all_variable_accesses): Increment statistics counter by the
5780 number of scalarized aggregates.
5781 (generate_subtree_copies): Increment sra_stats.subtree_copies.
5782 (sra_modify_expr): Increment sra_stats.exprs.
5783 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
5784 (sra_modify_assign): Increment sra_stats.exprs,
5785 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
5786 (perform_intra_sra): Update statistics counters.
5787 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
5788
5789 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
5790
5791 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
5792 (arm_scalar_mode_supported_p): New function.
5793
5794 2009-06-18 Paul Brook <paul@codesourcery.com>
5795 Sandra Loosemore <sandra@codesourcery.com>
5796
5797 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
5798 (__extendhfsf2, __truncsfhf2): Define.
5799 * config/arm/fp16.c: New file.
5800 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
5801 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
5802
5803 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
5804
5805 * doc/extend.texi (Half-Precision): New section.
5806 * doc/invoke.texi (Option Summary): List -mfp16-format.
5807 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
5808 * config/arm/arm.opt (mfp16-format=): New.
5809 * config/arm/arm.c: Include intl.h.
5810 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
5811 (TARGET_INVALID_RETURN_TYPE): Redefine.
5812 (TARGET_PROMOTED_TYPE): Redefine.
5813 (TARGET_CONVERT_TO_TYPE): Redefine.
5814 (arm_fp16_format): Define.
5815 (all_fpus): Add entry for neon-fp16.
5816 (fp_model_for_fpu): Likewise.
5817 (struct fp16_format): Declare.
5818 (all_fp16_formats): Define.
5819 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
5820 functions.
5821 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
5822 and no ldrh.
5823 (arm_legitimate_index_p): Treat HFmode like HImode.
5824 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
5825 (coproc_secondary_reload_class): Special-case HFmode.
5826 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
5827 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
5828 (arm_init_fp16_builtins): New.
5829 (arm_init_builtins): Call it.
5830 (arm_invalid_parameter_type): New.
5831 (arm_invalid_return_type): New.
5832 (arm_promoted_type): New.
5833 (arm_convert_to_type).
5834 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
5835 format.
5836 (arm_emit_fp16_const): New function.
5837 (arm_mangle_type): Mangle __fp16 as "Dh".
5838 * config/arm/arm.h (TARGET_VFPD32): Make it know about
5839 FPUTYPE_NEON_FP16.
5840 (TARGET_NEON_FP16): New.
5841 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
5842 (enum fputype): Add FPUTYPE_NEON_FP16.
5843 (enum arm_fp16_format_type): Declare.
5844 (arm_fp16_format): Declare.
5845 (LARGEST_EXPONENT_IS_NORMAL): Define.
5846 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
5847 * config/arm/arm-modes.def (HFmode): Define.
5848 * config/arm/vfp.md: (*movhf_vfp): New.
5849 (extendhfsf2): New.
5850 (truncsfhf2): New.
5851 * config/arm/arm.md: (fpu): Add neon_fp16.
5852 (floatsihf2, floatdihf2): New.
5853 (fix_trunchfsi2, fix_trunchfdi2): New.
5854 (truncdfhf2): New.
5855 (extendhfdf2): New.
5856 (movhf): New.
5857 (*arm32_movhf): New.
5858 (*thumb1_movhf): New.
5859 (consttable_2): Add check for HFmode constants.
5860 (consttable_4): Handle HFmode constants.
5861
5862 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
5863
5864 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
5865
5866 2009-06-17 Olivier Hainque <hainque@adacore.com>
5867
5868 * collect2.c (main): Use CONST_CAST2 to perform char ** to
5869 const char ** conversion in AIX specific section.
5870
5871 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
5872
5873 * config/i386/i386.c (ix86_special_builtin_type): Remove
5874 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
5875 (bdesc_special_args): Updated.
5876 (ix86_init_mmx_sse_builtins): Likewise.
5877 (ix86_expand_special_args_builtin): Likewise.
5878
5879 2009-06-17 Richard Henderson <rth@redhat.com>
5880
5881 * tree-pretty-print.c (maybe_dump_asm_name): New.
5882 (dump_decl_name): Use it.
5883 (PRINT_FUNCTION_NAME): Merge into...
5884 (dump_function_name): ... here. Use maybe_dump_asm_name.
5885
5886 2009-06-17 Cary Coutant <ccoutant@google.com>
5887
5888 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
5889 Change caller.
5890 * debug.c (struct gcc_debug_hooks): Change placeholder for
5891 source_line hook.
5892 (debug_nothing_int_charstar_int): Replaced by...
5893 (debug_nothing_int_charstar_int_bool): ...this.
5894 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
5895 source_line prototype.
5896 (debug_nothing_int_charstar_int): Replaced by...
5897 (debug_nothing_int_charstar_int_bool): ...this.
5898 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
5899 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
5900 Output is_stmt operand when necessary.
5901 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
5902 (notice_source_line): Add is_stmt parameter.
5903 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
5904 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
5905 Change callers.
5906 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
5907 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
5908
5909 2009-06-17 Ian Lance Taylor <iant@google.com>
5910
5911 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
5912 Change all uses.
5913 (struct store_by_pieces_d): Rename from store_by_pieces. Change
5914 call uses.
5915
5916 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
5917
5918 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
5919 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
5920 tree_strip_sign_nop_conversions and
5921 tree_ssa_strip_useless_type_conversions rather than stripping
5922 the operations here.
5923 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
5924 Declare them.
5925 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
5926 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
5927 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
5928 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
5929 functions.
5930
5931 2009-06-17 Michael Eager <eager@eagercon.com>
5932
5933 * config/rs6000/constraints.md (register_constraint "d"): New.
5934 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
5935 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
5936 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
5937 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
5938 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
5939 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
5940 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
5941 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
5942 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
5943 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
5944 __fctiwz): Same.
5945 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
5946 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
5947 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
5948 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
5949 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
5950 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
5951 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
5952 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
5953 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
5954 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
5955 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
5956 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
5957 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
5958 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
5959
5960 2009-06-16 Ian Lance Taylor <iant@google.com>
5961
5962 * profile.c (total_num_never_executed): Don't define.
5963 (compute_branch_probabilities): Don't count or print
5964 num_never_executed.
5965 (init_branch_prob): Don't set total_num_never_executed.
5966 (end_branch_prob): Don't print total_num_never_executed.
5967
5968 2009-06-17 David Daney <ddaney@caviumnetworks.com>
5969
5970 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
5971
5972 2009-06-17 David Edelsohn <edelsohn@gnu.org>
5973
5974 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
5975 (nabstd2_fpr): Same.
5976
5977 2009-06-17 Steve Ellcey <sje@cup.hp.com>
5978
5979 * expr.c (expand_assignment): Change complex type check.
5980
5981 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
5982
5983 * doc/plugins.texi (Building GCC plugins): Added new section.
5984
5985 2009-06-17 Ian Lance Taylor <iant@google.com>
5986
5987 * c-pch.c (get_ident): Don't set size of templ array.
5988 (pch_init): Don't set size of partial_pch array.
5989
5990 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
5991 string constant to intialize an array whose size is the length of
5992 the string.
5993
5994 2009-06-17 Richard Guenther <rguenther@suse.de>
5995
5996 PR tree-optimization/40389
5997 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
5998 to addressable types.
5999 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
6000
6001 2009-06-17 Richard Guenther <rguenther@suse.de>
6002
6003 PR middle-end/40460
6004 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
6005 if there is no evolution of left in the loop bail out.
6006 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
6007 chrec_fold_multiply.
6008
6009 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
6010 Janis Johnson <janis187@us.ibm.com>
6011
6012 PR target/39254
6013 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
6014 for the symbol ref of a constant that is the source of a move
6015 - nor for any other not-obvious-label-ref constants.
6016
6017 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
6018
6019 * plugin.c (position_pass): Skip newly inserted pass during list
6020 traversal to avoid repeated insertion.
6021
6022 2009-06-16 Ian Lance Taylor <iant@google.com>
6023
6024 * vec.h (VEC_stack_alloc): Define different version if
6025 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
6026 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
6027 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
6028 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
6029
6030 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
6031
6032 * config.gcc (extra_headers): Add ia32intrin.h for x86.
6033
6034 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
6035 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
6036 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
6037 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
6038 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
6039 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
6040 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
6041 (bdesc_special_args): Add __builtin_ia32_rdtsc and
6042 __builtin_ia32_rdtscp.
6043 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
6044 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
6045 and __builtin_ia32_rorhi.
6046 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
6047 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
6048 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
6049 (ix86_expand_args_builtin): Likewise.
6050 (ix86_expand_special_args_builtin): Likewise.
6051
6052 * config/i386/i386.md (UNSPECV_RDTSCP): New.
6053 (UNSPECV_RDTSC): Likewise.
6054 (UNSPECV_RDPMC): Likewise.
6055 (*bsr): Renamed to ...
6056 (bsr): This
6057 (*bsr_rex64): Renamed to ...
6058 (bsr_rex64): This.
6059 (rdpmc): New.
6060 (*rdpmc): Likewise.
6061 (*rdpmc_rex64): Likewise.
6062 (rdtsc): Likewise.
6063 (*rdtsc): Likewise.
6064 (*rdtsc_rex64): Likewise.
6065 (rdtscp): Likewise.
6066 (*rdtscp): Likewise.
6067 (*rdtscp_rex64): Likewise.
6068
6069 * config/i386/ia32intrin.h: New.
6070
6071 * config/i386/x86intrin.h: Include <ia32intrin.h>.
6072
6073 2009-06-16 Ian Lance Taylor <iant@google.com>
6074
6075 * ira-build.c (copy_info_to_removed_store_destinations):
6076 Initialize parent_a.
6077
6078 2009-06-16 Ian Lance Taylor <iant@google.com>
6079
6080 * c-decl.c (grokdeclarator): Change size_varies to bool.
6081
6082 2009-06-16 Ian Lance Taylor <iant@google.com>
6083
6084 * sel-sched.c: Make forward declarations of move_op_hooks and
6085 fur_hooks explicitly extern.
6086
6087 2009-06-16 Ian Lance Taylor <iant@google.com>
6088
6089 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
6090 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
6091
6092 2009-06-16 Ian Lance Taylor <iant@google.com>
6093
6094 * resource.c (mark_referenced_resources): Change
6095 include_delayed_effects parameter to bool. Change all callers.
6096 (mark_end_of_function_resources): Likewise.
6097 * reorg.c (insn_references_resource_p): Likewise.
6098 (insn_sets_resource_p): Likewise.
6099 * resource.h (mark_referenced_resources): Update declaration.
6100 (mark_end_of_function_resources): Update declaration.
6101
6102 2009-06-16 David Edelsohn <edelsohn@gnu.org>
6103
6104 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
6105
6106 2009-06-16 David Edelsohn <edelsohn@gnu.org>
6107
6108 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
6109 GCC can bootstrap on AIX with GNU Binutils 2.20.
6110
6111 2009-06-16 Ian Lance Taylor <iant@google.com>
6112
6113 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
6114
6115 2009-06-16 Ian Lance Taylor <iant@google.com>
6116
6117 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
6118 inline, not extern inline.
6119 (exact_log2): Likewise.
6120 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
6121 test CLZ_HWI.
6122 (exact_log2): Likewise, but don't test CTZ_HWI.
6123
6124 2009-06-16 Ian Lance Taylor <iant@google.com>
6125
6126 * bitmap.c (bitmap_clear): Don't declare as inline.
6127 * gimple.c (gimplify_assign): Likewise.
6128 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
6129 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
6130 (sched_scan_info): Remove duplicate definition.
6131
6132 2009-06-16 Ian Lance Taylor <iant@google.com>
6133
6134 * c-common.c (skip_evaluation): Don't define.
6135 (c_inhibit_evaluation_warnings): Define global variable.
6136 (overflow_warning): Check c_inhibit_evaluation_warnings rather
6137 than skip_evaluation.
6138 (convert_and_check, warn_for_div_by_zero): Likewise.
6139 * c-common.h (skip_evaluation): Don't declare.
6140 (c_inhibit_evaluation_warnings): Declare.
6141 * c-parser.c (c_parser_typeof_specifier): Set
6142 c_inhibit_evaluation_warnings rather than skip_evaluation.
6143 (c_parser_conditional_expression): Likewise.
6144 (c_parser_binary_expression): Likewise.
6145 (c_parser_sizeof_expression): Likewise.
6146 (c_parser_alignof_expression): Likewise.
6147 * c-typeck.c (build_indirect_ref): Check
6148 c_inhibit_evaluation_warnings rather than skip_evaluation.
6149 (build_conditional_expr, build_binary_op): Likewise.
6150
6151 2009-06-16 Richard Guenther <rguenther@suse.de>
6152
6153 * tree-ssa-alias.c (is_escape_site): Remove.
6154 * tree-ssa-alias.h (enum escape_type): Remove.
6155 (is_escape_site): Likewise.
6156 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
6157 via casts and asms without deferring to is_escape_site.
6158
6159 2009-06-16 Jakub Jelinek <jakub@redhat.com>
6160
6161 PR middle-end/40446
6162 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
6163 use gen_lowpart if op0 has complex mode.
6164
6165 2009-06-16 Richard Guenther <rguenther@suse.de>
6166
6167 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
6168 variables add them to ESCAPED.
6169 (find_func_aliases): Do not make all indirectly stored values escaped.
6170
6171 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
6172
6173 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
6174 make_decl_one_only.
6175
6176 2009-06-16 Martin Jambor <mjambor@suse.cz>
6177
6178 PR tree-optimization/40432
6179 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
6180 check whether we need to force gimple register operand.
6181
6182 2009-06-16 Martin Jambor <mjambor@suse.cz>
6183
6184 PR tree-optimization/40413
6185 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
6186 build_ref_for_offset.
6187 (propagate_subacesses_accross_link): Fix a typo in a comment.
6188
6189 2009-06-16 Ira Rosen <irar@il.ibm.com>
6190
6191 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
6192 with additional parameter.
6193 * tree-vectorizer.h (enum vect_def_type): Add new value
6194 vect_nested_cycle.
6195 (enum vect_relevant): Add comments.
6196 (vect_is_simple_reduction): Add new argument.
6197 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
6198 Detect nested cycles.
6199 (vect_is_simple_reduction): Update documentation, add an argument to
6200 distinguish inner-loop reduction from nested cycle, detect nested
6201 cycles, fix printings and indentation, don't swap operands in case
6202 of nested cycle.
6203 (get_initial_def_for_reduction): Handle subtraction.
6204 (vect_create_epilog_for_reduction): Add new argument to specify
6205 reduction variable.
6206 (vect_finalize_reduction): Handle subtraction, fix comments.
6207 (vectorizable_reduction): Handle nested cycles. In case of nested
6208 cycle keep track of the reduction variable position. Call
6209 vect_is_simple_reduction with additional parameter. Use original
6210 statement code in reduction epilogue for nested cycle. Call
6211 vect_create_epilog_for_reduction with additional parameter.
6212 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
6213 inner-loop vectorization.
6214 (vect_recog_widen_sum_pattern): Likewise.
6215 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
6216 and reductions.
6217 (vect_mark_stmts_to_be_vectorized): Likewise.
6218 (vect_get_vec_def_for_operand): Handle nested cycles.
6219
6220 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6221
6222 * doc/invoke.texi (Debugging Options): Fix option index entries
6223 for -fdump-statistics, -frandom-seed add entries for
6224 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
6225 (FRV Options): Fix entries for -mTLS, -mtls.
6226 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
6227 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
6228 (M68hc1x Options): Fix @itemx for -mnominmax.
6229 (MCore Options): Fix entry for -mno-lsim.
6230 (MMIX Options): Fix entry for -mabi=mmixware.
6231 (PDP-11 Options): Fix entry for -mbcopy-builtin.
6232
6233 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
6234
6235 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
6236 Mention the plugin mode of gengtype.
6237 * doc/gty.texi (Source Files Containing Type Information): Likewise.
6238 * gengtype.c: Updated copyright.
6239 (plugin_files, nb_plugin_files) Added new static variables.
6240 (measure_input_list) Care about plugin_files.
6241 (write_rtx_next): Added early return in plugin mode.
6242 (create_file): Updated copyright year in generated file. Added
6243 asserts.
6244 (oprintf): Added early return if NULL outf.
6245 (get_output_file_with_visibility): Care of plugin_files.
6246 (get_output_file_name): May return null.
6247 (write_local): Added early return.
6248 (put_mangled_filename): Ditto.
6249 (finish_root_table): Added check for base_files.
6250 (write_roots): Care about null when plugins.
6251 (main): Added plugin mode.
6252
6253 2009-06-15 Ian Lance Taylor <iant@google.com>
6254
6255 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
6256 * gcov.c (read_count_file): Add braces around variables declared
6257 before label.
6258
6259 * c.opt (Wjump-misses-init): New warning.
6260 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
6261 -Wall and -Wc++-compat if not already set.
6262 (c_common_post_options): Clear warn_jump_misses_init if it was not
6263 set.
6264 * c-decl.c (struct c_binding): Change type field to a union with
6265 new label field. Make it the first field in the struct. Update
6266 references to type to use u.type instead.
6267 (struct c_spot_bindings): Define.
6268 (struct c_goto_bindings): Define.
6269 (c_goto_bindings_p): Define, along with VECs.
6270 (struct c_label_vars): Define.
6271 (struct c_scope): Add has_label_bindings field.
6272 (bind_label, set_spot_bindings): New static functions.
6273 (decl_jump_unsafe, update_spot_bindings): New static functions.
6274 (update_label_decls): New static function.
6275 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
6276 Update binding u.label field to shadowed field.
6277 (c_binding_start_stmt_expr): New function.
6278 (c_binding_end_stmt_expr): New function.
6279 (pushdecl): Don't call c_begin_vm_scope.
6280 (make_label): Add defining and p_label_vars parameters. Change
6281 all callers.
6282 (lookup_label): Correct test for whether a label has not yet been
6283 defined. Call bind_label rather than bind.
6284 (warn_about_goto): New static function.
6285 (lookup_label_for_goto): New function.
6286 (declare_label): Call bind_label rather than bind.
6287 (check_earlier_gotos): New static function.
6288 (define_label): Don't give errors about jumping into statement
6289 expressions or scopes of variably modified types. Call
6290 set_spot_bindings and check_earlier_gotos. Call bind_label
6291 instead of bind. Don't set label_context_stack_se or
6292 label_context_stack_vm.
6293 (c_get_switch_bindings): New function.
6294 (c_release_switch_bindings): New function.
6295 (c_check_switch_jump_warnings): New function.
6296 (start_function): Don't set label_context_stack_se or
6297 label_context_stack_vm.
6298 (finish_function): Likewise.
6299 * c-typeck.c (label_context_stack_se): Don't define.
6300 (label_context_stack_vm): Don't define.
6301 (c_finish_goto_label): Call lookup_label_for_goto rather than
6302 lookup_label. Don't give errors about jumping into a statement
6303 expression or the scope of a variably modified type. Don't set
6304 label_context_stack_se or label_context_stack_vm.
6305 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
6306 fields. Add bindings field.
6307 (c_start_case): Don't set deleted fields. Set bindings field.
6308 (do_case): Rework order of tests. Don't check blocked_stmt_expr
6309 or blocked_vm. Call c_check_switch_jump_warnings.
6310 (c_finish_case): Don't test blocked_stmt_expr field. Call
6311 c_release_switch_bindings.
6312 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
6313 c_switch_stack. Don't walk label_context_stack_se labels. Don't
6314 set label_context_stack_se. Call c_bindings_start_stmt_expr.
6315 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
6316 c_switch_stack. Don't walk label_context_stack_se labels. Don't
6317 set label_context_stack_se. Call c_bindings_end_stmt_expr.
6318 (c_begin_vm_scope, c_end_vm_scope): Don't define.
6319 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
6320 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
6321 (C_DECL_UNJUMPABLE_VM): Don't define.
6322 (C_DECL_UNDEFINABLE_VM): Don't define.
6323 (struct c_label_list): Don't define.
6324 (struct c_label_context_se): Don't define.
6325 (struct c_label_context_vm): Don't define.
6326 (struct c_spot_bindings): Declare.
6327 (c_bindings_start_stmt_expr): Declare.
6328 (c_bindings_end_stmt_expr): Declare.
6329 (lookup_label_for_goto): Declare.
6330 (c_get_switch_bindings, c_release_switch_bindings): Declare.
6331 (c_check_switch_jump_warnings): Declare.
6332 (label_context_stack_se, label_context_stack_vm): Don't declare.
6333 (c_finish_goto_label): Update declaration.
6334 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
6335 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
6336 (Warning Options): Document -Wjump-misses-init.
6337
6338 2009-06-15 Jakub Jelinek <jakub@redhat.com>
6339
6340 * tree-object-size.c (addr_object_size): Fix a pasto in the last
6341 change.
6342
6343 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
6344
6345 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
6346
6347 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
6348
6349 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
6350
6351 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
6352
6353 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
6354
6355 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
6356
6357 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
6358 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
6359 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
6360 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
6361 * dwarf2asm.c (dw2_force_const_mem): Update call to
6362 make_decl_one_only.
6363 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
6364 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
6365 * langhooks.c (lhd_comdat_group): Remove.
6366 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
6367 * tree.h (DECL_COMDAT_GROUP): New.
6368 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
6369 (tree_decl_with_vis): Add comdat_group. Remove one_only.
6370 (make_decl_one_only): Change signature.
6371 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
6372 make_decl_one_only.
6373 (make_decl_one_only): Change signature.
6374 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
6375
6376 2009-06-15 Richard Guenther <rguenther@suse.de>
6377
6378 PR middle-end/40439
6379 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
6380
6381 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6382
6383 * tree-ssa-math-opts.c: Remove extra divide.
6384
6385 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6386
6387 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
6388
6389 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6390
6391 * passes.c: Add bswap pass.
6392 * tree-pass.h: Add pass_optimize_bswap declaration.
6393 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
6394 Include rtl.h, expr.h and optabs.h for optab_handler check.
6395 (struct symbolic_number, pass_optimize_bswap): New definition.
6396 (do_shift_rotate, verify_symbolic_number_p): New functions.
6397 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
6398 (gate_optimize_bswap): New function.
6399 * tree.c (widest_int_cst_value): New function.
6400 * tree.h (widest_int_cst_value): Prototype added.
6401
6402 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
6403
6404 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
6405 REG_EQUAL/REG_EQUIV notes.
6406
6407 2009-06-14 Richard Guenther <rguenther@suse.de>
6408
6409 PR middle-end/40389
6410 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
6411 has its address taken if NRV was applied and it is addressable.
6412 * tree-ssa-structalias.c (get_constraint_for_address_of): New
6413 function split out from ...
6414 (get_constraint_for_1): ... here.
6415 (handle_rhs_call): Use it to mark the return slot escaped if
6416 it is addressable and NRV was applied.
6417
6418 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
6419
6420 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
6421 Change first argument type to location_t.
6422 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
6423 Do not set input_location.
6424 Use loc instead of input_location throughout.
6425
6426 2009-06-13 Richard Guenther <rguenther@suse.de>
6427
6428 PR tree-optimization/40421
6429 * tree-predcom.c (should_unroll_loop_p): Remove.
6430 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
6431
6432 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
6433
6434 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6435 Add location argument.
6436
6437 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
6438
6439 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
6440 build_decl.
6441 * config/s390/s390.c (s390_build_builtin_va_list): Same.
6442 (s390_gimplify_va_arg): Pass location to create_artificial_label.
6443 * config/spu/spu-protos.h: Add location to
6444 spu_resolve_overloaded_builtin.
6445 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
6446 spu_build_builtin_va_list.
6447 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
6448 argument. Pass location to build_function_call_vec.
6449 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
6450 build_decl.
6451 (emit_fpu_switch): Same.
6452 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
6453 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
6454 to build_decl and create_artificial_label.
6455 (xtensa_gimplify_va_arg_expr): Same.
6456 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
6457 (xstormy16_gimplify_va_arg_expr): Same.
6458 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
6459 * config/arm/arm.c (arm_build_builtin_va_list): Same.
6460 * config/mips/mips.c (mips_build_builtin_va_list): Same.
6461 (mips16_build_function_stub): Same.
6462 (mips16_build_call_stub): Same.
6463
6464 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
6465
6466 PR target/40327
6467 * arm/constraints.md (Pa, Pb): New constraints.
6468 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
6469 split pattern to deal with them.
6470
6471 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
6472
6473 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
6474 fix index entry for -Xpreprocessor.
6475
6476 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
6477
6478 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6479 Add location argument to build_decl call.
6480 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
6481 (rs6000_init_builtins): Same.
6482 (spe_init_builtins): Same.
6483 (rs6000_gimplify_va_arg): Add location argument to
6484 create_artificial_label call.
6485
6486 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
6487
6488 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
6489 * combine-stack-adj.c (pass_stack_adjustments): Use it.
6490 * Makefile.in: Fix GGC dependency for gcse.o.
6491
6492 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
6493
6494 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
6495 * gimple-pretty-print.c (dump_gimple_stmt): Same.
6496 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
6497 created.
6498 * c-parser.c (c_parser_binary_expression): Use current column while
6499 building binary operations.
6500 * common.opt (fshow-column): Enable by default.
6501 * tree-vrp.c (check_array_ref): Use warning_at.
6502 (check_array_bounds): Use location from call back if expr has no
6503 location.
6504 * tree.h: Add location argument to maybe_fold_*.
6505 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
6506 (maybe_fold_offset_to_array_ref): Add location argument and use it.
6507 (maybe_fold_offset_to_component_ref): Same.
6508 (maybe_fold_offset_to_reference): Same.
6509 (maybe_fold_offset_to_address): Same.
6510 (maybe_fold_stmt_indirect): Same.
6511 (maybe_fold_stmt_addition): Same.
6512 (fold_stmt_r): Pass location to maybe_fold_*.
6513 (fold_gimple_assign): Same.
6514 * c-tree.h: Add location argument to finish_decl,
6515 default_function_array_conversion, store_init_value.
6516 * c-decl.c (define_label): Use error_at.
6517 (c_make_fname_decl): Pass location to finish_decl.
6518 (finish_decl): New location argument.
6519 (build_compound_literal): Pass location to store_init_value.
6520 (grokdeclarator): Pass location to finish_decl.
6521 (grokfield): Same.
6522 * c-typeck.c (array_to_pointer_conversion): New location argument.
6523 (function_to_pointer_conversion): Same.
6524 (default_function_array_conversion): Same.
6525 (parser_build_unary_op): Pass location to overflow_warning.
6526 (parser_build_binary_op): Same. Use warning_at.
6527 (build_unary_op): Pass location to array_to_pointer_conversion.
6528 (build_c_cast): Pass location to digest_init.
6529 (build_modify_expr): New location argument.
6530 (convert_for_assignment): Same.
6531 (store_init_value): Same.
6532 (digest_init): Same.
6533 (output_init_element): Pass location to digest_init and
6534 array_to_pointer_conversion.
6535 (c_finish_return): Pass location to convert_for_assignment.
6536 * gimplify.c (gimplify_conversion): Pass location to
6537 maybe_fold_offset_to_address.
6538 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
6539 to maybe_fold_stmt_addition.
6540 * c-omp.c (c_finish_omp_atomic): Pass new location to
6541 build_modify_expr.
6542 (c_finish_omp_for): Same.
6543 * c-common.c (overflow_warning): New argument.
6544 * c-common.h: New argument to build_modify_expr, overflow_warning.
6545 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
6546 finish_decl.
6547 (c_parser_initializer): Pass location to
6548 default_function_array_conversion.
6549 (c_parser_initelt): Same.
6550 (c_parser_initval): Same.
6551 (c_parser_asm_operands): Same.
6552 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
6553 (c_parser_conditional_expression): Same.
6554 (c_parser_binary_expression): Add location info to stack. Use it.
6555 (c_parser_unary_expression): Pass location to
6556 default_function_array_conversion, parser_build_unary_op,
6557 build_indirect_ref, c_parser_postfix_expression_after_primary.
6558 (c_parser_postfix_expression_after_primary): New location argument.
6559 Use it.
6560 (c_parser_expression_conv): Pass location to
6561 default_function_array_conversion.
6562 (c_parser_expr_list): Same.
6563 (c_parser_omp_atomic): Same.
6564 (c_parser_omp_for_loop): Same.
6565 * c-tree.h: (struct c_declarator): Add comment to id_loc.
6566 (build_array_declarator): New argument.
6567 * c-decl.c (build_array_declarator): Add location argument.
6568 (grokdeclarator): Set id_loc for cdk_array.
6569 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
6570 build_array_declarator.
6571 * tree.c (build_omp_clause): Add location argument.
6572 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
6573 (OMP_CLAUSE_LOCATION): New macro.
6574 (struct tree_omp_clause): Add location field.
6575 (build_omp_clause): Add argument.
6576 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
6577 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
6578 build_omp_clause.
6579 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
6580 (cp_parser_omp_clause_collapse): Same.
6581 (cp_parser_omp_clause_default): Same.
6582 (cp_parser_omp_clause_if): Same.
6583 (cp_parser_omp_clause_nowait): Same.
6584 (cp_parser_omp_clause_num_threads): Same.
6585 (cp_parser_omp_clause_ordered): Same.
6586 (cp_parser_omp_clause_schedule): Same.
6587 (cp_parser_omp_clause_untied): Same.
6588 (cp_parser_omp_for_loop): Same.
6589 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
6590 * c-tree.h (c_start_case): Add location argument.
6591 (c_process_expr_stmt): Same.
6592 (c_finish_goto_*): Same.
6593 * tree-parloops.c (initialize_reductions): Pass location to
6594 build_omp_clause.
6595 (create_parallel_loop): Same.
6596 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
6597 (gfc_trans_omp_reduction_list): Same.
6598 (gfc_trans_omp_clauses): Same.
6599 (gfc_trans_omp_do): Same.
6600 * c-typeck.c (c_finish_goto_label): Same.
6601 (c_finish_goto_ptr): New location argument.
6602 (c_start_case): Same.
6603 (emit_side_effect_warnings): Same.
6604 (c_process_expr_stmt): Same.
6605 (c_finish_stmt_expr): Same.
6606 (c_finish_omp_clauses): Use error_at instead of error.
6607 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
6608 build_omp_clause.
6609 * c-omp.c (c_split_parallel_clauses): New location argument.
6610 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
6611 to build_omp_clause.
6612 (convert_local_reference_stmt): Same.
6613 (convert_gimple_call): Same.
6614 * c-common.h (c_split_parallel_clauses): New argument.
6615 * c-parser.c (c_parser_statement_after_labels): Pass location to
6616 c_finish_goto_label.
6617 (c_parser_switch_statement): Pass location to c_start_case.
6618 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
6619 and c_process_expr_stmt.
6620 (c_parser_omp_variable_list): Add location argument.
6621 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
6622 (c_parser_omp_clause_default): Same.
6623 (c_parser_omp_clause_if): Same.
6624 (c_parser_omp_clause_num_threads): Same.
6625 (-c_parser_omp_clause_ordered): Same.
6626 (c_parser_omp_clause_reduction): Pass location to
6627 c_parser_omp_variable_list.
6628 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
6629 (c_parser_omp_clause_untied): Same.
6630 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
6631 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
6632
6633 * c-tree.h (check_for_loop_decls, undeclared_variable,
6634 build_component_ref, build_array_ref, build_external_ref,
6635 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
6636 build_conditional_expr, build_compound_expr, c_cast_expr,
6637 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
6638 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
6639 argument.
6640 * c-semantics.c (build_stmt): Same.
6641 (build_case_label): Same.
6642 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
6643 (undeclared_variable): New argument.
6644 (make_label): Same.
6645 (lookup_label): Pass location on down.
6646 (define_label): Same.
6647 (finish_decl): Same.
6648 (build_compound_literal): Same.
6649 (finish_struct): Same.
6650 (finish_function): Do not set location here.
6651 (check_for_loop_decls): New argument.
6652 * tree.c (save_expr): Set location.
6653 (build_empty_stmt): New argument.
6654 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
6655 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
6656 * builtins.c (gimplify_va_arg_expr): Use locations.
6657 (expand_builtin_sync_operation): Same.
6658 * c-typeck.c (build_component_ref): New argument.
6659 (build_array_ref): Same.
6660 (build_external_ref): Same.
6661 (c_expr_sizeof_expr): Same.
6662 (c_expr_sizeof_type): Same.
6663 (parser_build_unary_op): Same.
6664 (build_conditional_expr): Same.
6665 (build_compound_expr): Pass location on down.
6666 (build_compound_expr): New argument.
6667 (build_c_cast): Same.
6668 (c_cast_expr): Same.
6669 (build_asm_expr): Same.
6670 (c_finish_return): Same.
6671 (c_process_expr_stmt): Pass location on down.
6672 (c_finish_stmt_expr): New argument.
6673 (push_clenaup): Same.
6674 (c_finish_omp_parallel): Same.
6675 (c_finish_omp_task): Same.
6676 * gimplify.c (gimplify_call_expr): Pass location on down.
6677 * c-omp.c (c_finish_omp_master): New argument.
6678 (c_finish_omp_critical): Same.
6679 (c_finish_omp_ordered): Same.
6680 (c_finish_omp_barrier): Same.
6681 (-c_finish_omp_taskwait): Same.
6682 (c_finish_omp_atomic): Same.
6683 (c_finish_omp_flush): Same.
6684 * tree-inline.c (copy_tree_body_r): Pass location on down.
6685 (inline_forbidden_p): Remove use of input_location.
6686 * c-gimplify.c (c_build_bind_expr): New argument.
6687 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
6688 (c_sizeof_or_alignof_type): New argument.
6689 (c_alignof_expr): Same.
6690 (build_va_arg): Same.
6691 (c_add_case_label): Same.
6692 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
6693 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
6694 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
6695 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
6696 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
6697 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
6698 New argument.
6699 * stub-objc.c (objc_build_selector_expr): Same.
6700 (objc_build_throw_stmt): Same.
6701 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
6702 (c_parser_initelt): Same.
6703 (c_parser_compound_statement): Same.
6704 (c_parser_compound_statement_nostart): Same.
6705 (c_parser_label): Same.
6706 (c_parser_statement_after_labels): Same.
6707 (c_parser_if_body): Same.
6708 (c_parser_else_body): Same.
6709 (c_parser_if_statement): Same.
6710 (c_parser_switch_statement): Same.
6711 (c_parser_while_statement): Same.
6712 (c_parser_do_statement): Same.
6713 (c_parser_for_statement): Same.
6714 (c_parser_asm_statement): Same.
6715 (c_parser_conditional_expression): Same.
6716 (c_parser_binary_expression): Same.
6717 (c_parser_cast_expression): Same.
6718 (c_parser_unary_expression): Same.
6719 (c_parser_sizeof_expression): Same.
6720 (c_parser_alignof_expression): Same.
6721 (c_parser_postfix_expression): Same.
6722 (c_parser_expression): Same.
6723 (c_parser_objc_receiver): Same.
6724 (c_parser_omp_variable_list): Same.
6725 (c_parser_omp_structured_block): Same.
6726 (c_parser_omp_atomic): New argument.
6727 (c_parser_omp_barrier): Same.
6728 (c_parser_omp_critical): Same.
6729 (c_parser_omp_flush): Pass location on down.
6730 (c_parser_omp_for_loop): New argument.
6731 (c_parser_omp_for): Same.
6732 (c_parser_omp_master): Same.
6733 (c_parser_omp_ordered): Same.
6734 (c_parser_omp_sections_scope): Same.
6735 (c_parser_omp_sections): Same.
6736 (c_parser_omp_parallel): Same.
6737 (c_parser_omp_single): Same.
6738 (c_parser_omp_task): Same.
6739 (c_parser_omp_taskwait): Pass location on down.
6740 (c_parser_omp_construct): Same.
6741 (c_parser_omp_threadprivate): Same.
6742 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
6743 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
6744 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
6745 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
6746 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
6747 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
6748 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
6749 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
6750 config/i386/i386.c, stmt.c:
6751 Add location argument to the following function definitions and/or
6752 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
6753 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
6754 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
6755 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
6756 do_case, c_finish_bc_stmt, build_compound_literal,
6757 build_function_call.
6758 * c-decl.c (build_compound_literal): Add location argument.
6759 Make all diagnostic calls use location.
6760 (start_struct): Same.
6761 (finish_struct): Same.
6762 (start_enum): Same.
6763 (build_enumerator): Same.
6764 (start_function): Same.
6765 (grokdeclarator): Make all diagnostic calls use location.
6766 (store_parm_decls_oldstyle): Same.
6767 * c-typeck.c (build_function_call): Add location argument.
6768 Make all diagnostic calls use location.
6769 (do_case): Same.
6770 (c_finish_bc_stmt): Same.
6771 * tree-nested.c (get_trampoline_type): Add argument.
6772 Pass location to build_decl.
6773 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
6774 * rtl.h (RTL_LOCATION): New.
6775 * c-common.c (c_add_case_label): Add location argument.
6776 Make all diagnostic calls use location.
6777 * c-common.h: Add location argument to make_fname_decl, do_case,
6778 c_add_case_label, build_function_call, resolve_overloaded_builtin.
6779 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
6780 Set it appropriately for every case. Pass enum_loc to start_enum
6781 call. Pass value_loc first to build_enumerator. Pass enum_loc to
6782 parser_xref_tag.
6783 (c_parser_struct_or_union_specifier): Save location. Use it for
6784 start_struct, finish_struct, and parser_xref_tag.
6785
6786 2009-06-12 Ian Lance Taylor <iant@google.com>
6787
6788 * fold-const.c (fold_unary): Rename local variable and to and_expr.
6789
6790 * c-opts.c (c_common_handle_option): For -Wc++-compat set
6791 cpp_opts->warn_cxx_operator_names.
6792
6793 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
6794
6795 PR tree-opt/38865
6796 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
6797 is returns NULL and OP is a VCE, look through the VCE.
6798
6799 2009-06-12 Ian Lance Taylor <iant@google.com>
6800
6801 PR bootstrap/40430
6802 * collect2.c (main): Use CONST_CAST2 in code inside #if
6803 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
6804
6805 2009-06-12 Joey Ye <joey.ye@intel.com>
6806
6807 PR middle-end/39146
6808 * cfgexpand.c (get_decl_align_unit): Update
6809 max_used_stack_slot_alignment with align instead of
6810 stack_alignment_needed.
6811
6812 * function.c (assign_stack_local_1): Update
6813 max_used_stack_slot_alignment with alignment_in_bits instead
6814 of stack_alignment_needed.
6815 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
6816 here.
6817
6818 2009-06-12 Jakub Jelinek <jakub@redhat.com>
6819
6820 * dwarf2out.c (last_var_location_insn): New variable.
6821 (dwarf2out_end_epilogue): Clear last_var_location_insn.
6822 (dwarf2out_var_location): Don't record anything after last real
6823 insn. Only change labels if there were any real instructions
6824 in between last note and this one, or if changed sections.
6825
6826 2009-06-11 Richard Henderson <rth@redhat.com>
6827
6828 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
6829 note when storing the frame pointer in a register.
6830 (FRP): Don't redefine to nothing for epilogue.
6831 (alpha_expand_epilogue): Mark register and sp restores.
6832 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
6833
6834 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
6835 when gen_lowpart is needed.
6836
6837 2009-06-11 Richard Henderson <rth@redhat.com>
6838
6839 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
6840
6841 * dwarf2out.c (need_data_align_sf_opcode): New.
6842 (div_data_align): Move earlier.
6843 (def_cfa_1, reg_save): Use it.
6844
6845 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
6846
6847 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
6848 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
6849 (ix86_handle_option): Handle OPT_mcrc32.
6850 (ix86_target_string): Add -mcrc32.
6851 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
6852
6853 * config/i386/i386.h (TARGET_CRC32): New.
6854
6855 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
6856 (sse4_2_crc32di): Likewise.
6857
6858 * config/i386/i386.opt (mcrc32): New.
6859
6860 * doc/invoke.texi: Document -mcrc32.
6861
6862 2009-06-11 Richard Henderson <rth@redhat.com>
6863
6864 * common.opt (gdwarf-): Accept a version number.
6865 * doc/invoke.texi (gdwarf-): Update docs.
6866 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
6867 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
6868 version level, and record it.
6869
6870 * dwarf2.h (DW_CIE_VERSION): Remove.
6871 * dwarf2out.c (DWARF_VERSION): Remove.
6872 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
6873 (output_call_frame_info): Use CIE version 3 for dwarf3,
6874 or if the return register column is out of range for version 1.
6875 (dwarf_stack_op_name): Add all dwarf3 values.
6876 (DEBUG_PUBTYPES_SECTION): New.
6877 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
6878 encoding change for dwarf3.
6879 (output_die) [dw_val_class_die_ref]: Likewise.
6880 (output_compilation_unit_header): Emit correct version for dwarf3.
6881 (output_line_info): Likewise.
6882 (output_pubnames): Update for DWARF_VERSION removal.
6883 (output_aranges): Likewise.
6884 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
6885 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
6886 (dwarf2out_finish): Likewise.
6887
6888 2009-06-11 David Daney <ddaney@caviumnetworks.com>
6889
6890 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
6891 in r148403.
6892
6893 2009-06-11 David Daney <ddaney@caviumnetworks.com>
6894
6895 PR c/39252
6896 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
6897 * builtins.c (expand_builtin_unreachable): New function.
6898 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
6899 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
6900 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
6901 successors.
6902 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
6903 searching for missing barriers.
6904
6905 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6906
6907 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
6908 when -fprofile-generate* was passed.
6909 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
6910
6911 2009-06-11 Anthony Green <green@moxielogic.com>
6912
6913 * config/moxie/moxie.md: Define length attribute for all instructions.
6914 (rCC): Define.
6915 (*b<cond:code>): Support limited branch ranges for new PC-relative
6916 branch instructions.
6917 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
6918
6919 2009-06-11 Jakub Jelinek <jakub@redhat.com>
6920
6921 * config/i386/i386.c (min_insn_size): Use get_attr_length
6922 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
6923 For __asm return 0.
6924
6925 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
6926 instead of emit_insn_before.
6927
6928 2009-06-10 Ian Lance Taylor <iant@google.com>
6929
6930 PR bootstrap/40408
6931 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
6932 GIMPLE_SWITCH.
6933
6934 2009-06-10 Revital Eres <eres@il.ibm.com>
6935
6936 * passes.c (init_optimization_passes): Reschedule
6937 predictive-commoning pass before complete unroll pass.
6938
6939 2009-06-10 Martin Jambor <mjambor@suse.cz>
6940
6941 * cgraph.c (cgraph_node_can_be_local_p): New function.
6942 (cgraph_make_node_local): New function.
6943 * cgraph.h (cgraph_node_can_be_local_p): Declare.
6944 (cgraph_make_node_local): Declare.
6945
6946 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
6947
6948 * tree.h (tree_base): Add packed_flag and user_align fields.
6949 Decrease size of spare field.
6950 (TYPE_USER_ALIGN): Use user_align from tree_base.
6951 (DECL_USER_ALIGN): Likewise.
6952 (TYPE_PACKED): Use packed_flag from tree_base.
6953 (DECL_PACKED): Likewise.
6954 (tree_type): Delete packed_flag and user_align fields. Widen
6955 precision field. Widen mode field and shuffle fields to align
6956 mode on an 8-bit boundary.
6957 (tree_decl_common): Delete decl_flag_1 and user_align fields.
6958 Renumber decl_flag_* fields. Fix comments. Widen
6959 decl_common_unused field.
6960 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
6961 (DECL_EXTERNAL): Likewise.
6962 (DECL_BIT_FIELD): Likewise.
6963 (DECL_NONADDRESSABLE_P): Likewise.
6964 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
6965 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
6966
6967 2009-06-10 Ian Lance Taylor <iant@google.com>
6968
6969 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
6970 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
6971 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
6972 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
6973 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
6974 DEF_VEC_ALLOC_FUNC_P.
6975 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
6976 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
6977 DEF_VEC_ALLOC_FUNC_O.
6978 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
6979 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
6980 DEF_VEC_ALLOC_FUNC_I.
6981 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
6982 (vec_stack_p_reserve_exact_1): Declare.
6983 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
6984 (vec_stack_free): Declare.
6985 (VEC_stack_alloc): Define.
6986 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
6987 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
6988 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
6989 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
6990 for void_p.
6991 (stack_vecs): New static variable.
6992 (vec_stack_p_reserve_exact_1): New function.
6993 (vec_stack_o_reserve_1): New static function.
6994 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
6995 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
6996 (vec_stack_free): New function.
6997 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
6998 (VEC_df_ref_stack_alloc): Define.
6999 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
7000 DEF_VEC_ALLOC_P_STACK.
7001 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
7002 (struct df_collection_rec): Change _vec fields to VEC. Remove
7003 _use fields.
7004 (df_free_collection_rec): Adjust for new fields.
7005 (df_insn_rescan): Use new df_collection_rec fields.
7006 (df_notes_rescan, df_canonize_collection_rec): Likewise.
7007 (df_ref_create_structure, df_ref_record): Likewise.
7008 (df_get_conditional_uses, df_get_call_refs): Likewise.
7009 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
7010 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
7011 (df_record_exit_block_uses, df_bb_verify): Likewise.
7012 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
7013 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
7014 Remove count parameter. Change return type to void. Change all
7015 callers.
7016 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
7017 Remove count parameter. Change return type to void. Change all
7018 callers.
7019 (df_install_refs): Change old_vec parameter to VEC. Remove count
7020 parameter. Change all callers.
7021 (df_install_mws): Change old_vec parameter to VEC. Remove count
7022 parameter. Change all callers.
7023 (df_refs_verify): Change new_rec parameter to VEC. Change call
7024 callers.
7025 (df_mws_verify): Likewise.
7026
7027 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
7028
7029 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
7030
7031 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
7032
7033 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
7034
7035 2009-06-10 Anthony Green <green@moxielogic.com>
7036
7037 * config/moxie/crti.asm: New file.
7038 * config/moxie/crtn.asm: New file.
7039 * config/moxie/moxie.c: New file.
7040 * config/moxie/moxie.h: New file.
7041 * config/moxie/sfp-machine.h: New file.
7042 * config/moxie/moxie-protos.h: New file.
7043 * config/moxie/t-moxie: Created.
7044 * config/moxie/t-moxie-softfp: Created.
7045 * config/moxie/moxie.md: Created.
7046 * config/moxie/constraints.md: Created.
7047 * config.gcc: Add moxie support.
7048 * doc/md.texi (Machine Constraints): Add moxie constraints.
7049 * doc/contrib.texi (Contributors): Mention moxie port.
7050 * doc/install.texi (Specific): Mention the moxie port.
7051
7052 2009-06-09 Ian Lance Taylor <iant@google.com>
7053
7054 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
7055 compiling with C++.
7056 * optabs.c (optab_table): Only use designated initializers if
7057 HAVE_DESIGNATED_INITIALIZERS is defined.
7058 (convert_optab_table): Likewise.
7059 (init_optabs): Always call init_insn_codes if
7060 HAVE_DESIGNATED_INITIALIZERS is not defined.
7061
7062 2009-06-09 Ian Lance Taylor <iant@google.com>
7063
7064 * targhooks.c (default_builtin_vectorized_function): Change fn
7065 parameter to unsigned int.
7066 (default_builtin_vectorized_conversion): Change code parameter to
7067 unsigned int.
7068 (default_builtin_reciprocal): Change fn parameter to unsigned int.
7069 * targhooks.h: Update declarations.
7070 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
7071 parameter to unsigned int.
7072
7073 * c-typeck.c (comptypes_check_enum_int): New static function.
7074 (comptypes_internal): Add enum_and_int_p parameter. Change all
7075 callers.
7076 (comp_target_types): Add location parameter. Change all callers.
7077 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
7078 Change all callers.
7079 (function_types_compatible_p, type_lists_compatible_p): Likewise.
7080 (build_conditional_expr): Add colon_loc parameter. Change all
7081 callers.
7082 (convert_for_assignment): Add location parameter. Change all callers.
7083 * c-parser.c (c_parser_conditional_expression): Pass location of
7084 colon to build_conditional_expr.
7085 * c-tree.h (build_conditional_expr): Update declaration.
7086
7087 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
7088
7089 * graphite.c: Revert previous patch.
7090
7091 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
7092
7093 PR bootstrap/40103
7094 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
7095
7096 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
7097
7098 * tree-ssa-loop-prefetch.c
7099 (loop_prefetch_arrays): Fixed a portability problem in printf format
7100 string.
7101
7102 2009-06-09 Martin Jambor <mjambor@suse.cz>
7103
7104 PR tree-optimization/40351
7105 * tree-sra.c (propagate_subacesses_accross_link): Check that a
7106 refrence to a potential artifical subaccess can be constructed.
7107
7108 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
7109
7110 * config/sh/sh-protos.h (sh_optimization_options): Declare.
7111 (sh_override_options): Likewise.
7112 * config/sh/sh.c: Include params.h.
7113 (sh_optimization_options): New.
7114 (sh_override_options): Likewise.
7115 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
7116 (OVERRIDE_OPTIONS): Use sh_override_options.
7117
7118 2009-06-08 Jakub Jelinek <jakub@redhat.com>
7119
7120 * dwarf2out.c (emit_cfa_remember): New variable.
7121 (add_fde_cfi): If emit_cfa_remember, recurse to add
7122 DW_CFA_remember_state first.
7123 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
7124 instead just set emit_cfa_remember.
7125
7126 2009-06-08 Jan Hubicka <jh@suse.cz>
7127
7128 PR debug/40126
7129 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
7130
7131 2009-06-08 Jan Hubicka <jh@suse.cz>
7132
7133 PR middle-end/39834
7134 * cgraphunit.c (save_inline_function_body): Do not copy transform
7135 hooks for saved inline bodies.
7136 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
7137 for given function.
7138
7139 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
7140
7141 * jump.c (returnjump_p): Handle delayed branches. Add missing
7142 function comment.
7143
7144 2009-06-08 Jan Hubicka <jh@suse.cz>
7145
7146 PR middle-end/40102
7147 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
7148 original node might've been modified.
7149 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
7150
7151 2009-06-08 Jakub Jelinek <jakub@redhat.com>
7152
7153 * tree-object-size.c (addr_object_size): Add OSI argument.
7154 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
7155 (compute_builtin_object_size, expr_object_size): Adjust callers.
7156 (plus_stmt_object_size): Call addr_object_size instead of
7157 compute_builtin_object_size.
7158
7159 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
7160 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7161
7162 * tree-ssa-loop-prefetch.c
7163 (gather_memory_references): Introduced a counter for the number of
7164 memory references.
7165 (anything_to_prefetch_p): Introduced a counter for the number of
7166 prefetches.
7167 (is_loop_prefetching_profitable): New function with a cost model
7168 for prefetching.
7169 (loop_prefetch_arrays): Use the new cost model to determine if
7170 prefetching is profitable.
7171 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
7172 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
7173 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
7174 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
7175 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
7176 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
7177
7178 2009-06-08 Michael Matz <matz@suse.de>
7179
7180 PR debug/40012
7181 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
7182 partitions use the same.
7183 (expand_one_var): Deal with DECL_RTL sometimes begin set also
7184 for basevars of SSA_NAMEs.
7185 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
7186 to not expand them twice.
7187 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
7188 multiple places.
7189
7190 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
7191
7192 * common.opt (fcompare-debug=, fcompare-debug-second): New.
7193 (fdump-final-insns=, gtoggle): New.
7194 * doc/invoke.texi: Document them.
7195 * final.c (rest_of_clean_state): Dump final insn stream.
7196 * gcc.c (invoke_as): Hook in -fcompare-debug.
7197 (static_spec_functions): Add compare-debug-dump-opt,
7198 compare-debug-self-opt and compare-debug-auxbase-opt.
7199 (compare_debug, compare_debug_second, compare_debug_opt): New.
7200 (switches_debug_check, n_switches_debug_check): New.
7201 (debug_auxbase_opt, debug_check_temp_file): New.
7202 (process_command): Handle -fno-compare-debug, -fcompare-debug and
7203 -fcompare-debug=*.
7204 (do_self_spec): Handle arguments after switches.
7205 (do_spec_1): Add .gk extension to temp file basenames for compare.
7206 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
7207 (cc1_options): Use it instead of normal auxbase computation for
7208 the second compare-debug compilation.
7209 (compare_files): New.
7210 (main): Set up and implement compare debug mode.
7211 (compare_debug_dump_opt_spec_function): New.
7212 (compare_debug_self_opt_spec_function): New.
7213 (compare_debug_auxbase_opt_spec_function): New.
7214 * toplev.c (process_options): Handle flag_gtoggle,
7215 flag_dump_final_insns.
7216 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
7217 during -fcompare-debug-second compilation.
7218
7219 2009-06-07 Ian Lance Taylor <iant@google.com>
7220
7221 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
7222 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
7223
7224 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
7225 with no default node. Change warning with %H to warning_at.
7226 Don't clear warn_switch around case checking.
7227 * doc/invoke.texi (Warning Options): Clarify distinction between
7228 -Wswitch and -Wswitch-enum.
7229
7230 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7231
7232 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
7233
7234 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7235
7236 * gbl-ctors.h: Add header guard.
7237
7238 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7239
7240 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
7241 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
7242 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
7243 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
7244 prototypes for removed functions.
7245 (expressions_equal_p): Move to ...
7246 * tree-ssa-sccvn.h: ... here and ...
7247 * matrix-reorg.c: ... adjust includes.
7248
7249 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7250
7251 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
7252
7253 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7254
7255 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
7256 (finish_function): Remove erroneous whitespace.
7257
7258 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7259
7260 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
7261 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
7262
7263 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7264
7265 * errors.c (internal_error): Commentary typo fix.
7266 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
7267 * tree-ssa-pre.c: Ditto.
7268
7269 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7270
7271 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
7272 them is supposed to hold actual statements.
7273
7274 2009-06-06 Ian Lance Taylor <iant@google.com>
7275
7276 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
7277 empty statements can now have attributes.
7278
7279 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
7280
7281 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
7282 * config/mips/mips.md: Ditto.
7283
7284 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
7285
7286 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
7287 _RELOCATABLE.
7288 (__eabi_uconvert): Likewise.
7289
7290 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
7291
7292 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
7293 CFI_* definitions with IN_GCC.
7294
7295 2009-06-05 David Edelsohn <edelsohn@gnu.org>
7296
7297 * xcoffout.h (xcoffout_source_line): Update prototype.
7298
7299 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7300
7301 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
7302 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
7303
7304 2009-06-05 Jakub Jelinek <jakub@redhat.com>
7305
7306 PR middle-end/40340
7307 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
7308 inlined_function_outer_scope_p blocks for artificial inlines
7309 even at -g0/-g1.
7310 * tree.c (tree_nonartificial_location): Rewrite using
7311 block_nonartificial_location.
7312
7313 2009-06-05 Revital Eres <eres@il.ibm.com>
7314 Leehod Baruch <leehod@il.ibm.com>
7315
7316 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
7317 (expand_expr_real_1): Remove comment.
7318 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
7319 Vectorize misaligned access when the target supports it.
7320 (vect_supportable_dr_alignment): Check for unaligned access support.
7321 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
7322 and remove asset.
7323
7324 2009-06-05 Julian Brown <julian@codesourcery.com>
7325
7326 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
7327 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
7328
7329 2009-06-05 Richard Guenther <rguenther@suse.de>
7330
7331 PR bootstrap/40350
7332 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
7333 as possibly unused.
7334
7335 2009-06-05 Jakub Jelinek <jakub@redhat.com>
7336
7337 * config/s390/s390.c (global_not_special_regno_p): New static inline.
7338 (save_gprs): Don't tell unwinder when a global register is saved.
7339 (s390_emit_epilogue): Emit needed epilogue unwind info.
7340
7341 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
7342
7343 * dwarf2out.c (deferred_asm_name): New.
7344 (add_name_and_src_coords_attributes): Defer creation of
7345 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
7346 computed yet.
7347 (move_linkage_attr): New.
7348 (dwarf2out_finish): Revisit deferrals and emit attributes at the
7349 right place.
7350
7351 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
7352
7353 * tree-nested.c (finalize_nesting_tree_1): Declare the
7354 frame_decl in the binding tree.
7355
7356 2009-06-04 Cary Coutant <ccoutant@google.com>
7357
7358 * basic-block.h (struct basic_block_def): Add discriminator field.
7359 * dbxout.c (dbxout_source_line): Add new parameter. Change all
7360 callers.
7361 * debug.c (do_nothing_debug_hooks): Add additional entry.
7362 (debug_nothing_int_charstar_int): New function.
7363 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
7364 (debug_nothing_int_charstar_int): New declaration.
7365 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
7366 discriminator value in .loc directive.
7367 * final.c (last_discriminator): New variable.
7368 (discriminator): New variable.
7369 (final_start_function): Initialize above variables, pass current
7370 discriminator to debug hook.
7371 (notice_source_line): Check for discriminator change.
7372 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
7373 * sdbout.c (sdbout_source_line): New parameter.
7374 * tree-cfg.c (struct locus_discrim_map): New structure type.
7375 (discriminator_per_locus): New hash table.
7376 (build_gimple_cfg): Allocate and free discriminator hash table.
7377 (make_edges): Call assign_discriminator.
7378 (locus_map_hash): New function.
7379 (locus_map_eq): New function.
7380 (next_discriminator_for_locus): New function.
7381 (same_line_p): New function.
7382 (assign_discriminator): New function.
7383 (make_cond_expr_edges): Call assign_discriminator.
7384 (make_gimple_switch_edges): Likewise.
7385 (first_non_label_stmt): New function.
7386 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
7387 all callers.
7388 * xcoffout.c (xcoffout_source_line): Add new parameter.
7389
7390 * configure.ac (gcc_cv_as_discriminator): New configury check for
7391 gas support for discriminator.
7392 * configure: Regenerate.
7393 * config.in: Regenerate.
7394
7395 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7396
7397 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
7398 val after checking for integers.
7399
7400 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
7401
7402 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
7403 X64_REGPARM_MAX.
7404 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
7405 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
7406 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
7407 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
7408 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
7409 X64_SSE_REGPARM_MAX.
7410 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
7411 X64_SSE_REGPARM_MAX.
7412
7413 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
7414
7415 * gcc.c (report_times_to_file): New.
7416 (execute): Implement it.
7417 (process_command): Support -time=.
7418 * doc/invoke.texi: Document it.
7419
7420 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
7421
7422 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
7423 that have value exprs.
7424
7425 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
7426
7427 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
7428 declarations for constants until...
7429 (dw2_output_indirect_constant_1): ... this point.
7430
7431 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
7432
7433 PR target/10242
7434 * arm.md (arm_addsi3): Don't try to split an add with an
7435 eliminable register until after reload has completed.
7436
7437 2009-06-03 Ian Lance Taylor <iant@google.com>
7438
7439 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
7440 * genattrtab.c (write_length_unit_log): Likewise.
7441 * genchecksum.c (dosum): Likewise.
7442 * gengtype.c (write_rtx_next): Likewise.
7443 (finish_root_table, write_roots): Likewise.
7444 * gimple.c (gimple_ops_offset_): Likewise.
7445 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
7446 * config/arc/arc.c (arc_attribute_table): Likewise.
7447 * config/arm/arm.c (arm_attribute_table): Likewise.
7448 * config/avr/avr.c (avr_attribute_table): Likewise.
7449 * config/crx/crx.c (crx_attribute_table): Likewise.
7450 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
7451 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
7452 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
7453 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
7454 * config/sh/sh.c (sh_attribute_table): Likewise.
7455 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
7456 * config/spu/spu.c (spu_attribute_table): Likewise.
7457 * config/v850/v850.c (v850_attribute_table): Likewise.
7458
7459 * config/alpha/alpha.c (vms_attribute_table): Make static.
7460 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
7461 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
7462 * config/mips/mips.c (mips_attribute_table): Likewise.
7463
7464 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
7465 $(SYSTEM_H).
7466 (cc1-checksum.o): Likewise.
7467
7468 2009-06-03 Steve Ellcey <sje@cup.hp.com>
7469
7470 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
7471
7472 2009-06-03 Jakub Jelinek <jakub@redhat.com>
7473
7474 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
7475 insn if it is changing sp. Use gen_add3_insn instead of
7476 conditionally gen_addsi3 and gen_adddi3.
7477 (offset_below_red_zone_p): New static inline function.
7478 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
7479 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
7480 * config/rs6000/ppc-asm.h: Include auto-host.h.
7481 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
7482 CFI_RESTORE): Define.
7483 * config/rs6000/crtresxgpr.asm: Add unwind info.
7484 * config/rs6000/crtresxfpr.asm: Likewise.
7485 * config/rs6000/crtresgpr.asm: Likewise.
7486 * config/rs6000/crtresfpr.asm: Likewise.
7487 * config/rs6000/crtsavgpr.asm: Likewise.
7488 * config/rs6000/crtsavfpr.asm: Likewise.
7489
7490 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
7491 argument of DWARF2_FRAME_REG_OUT macros.
7492
7493 2009-06-03 Julian Brown <julian@codesourcery.com>
7494
7495 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
7496 words or less (including TImode) in core registers.
7497
7498 2009-06-03 Richard Guenther <rguenther@suse.de>
7499
7500 PR middle-end/40328
7501 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
7502
7503 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
7504
7505 * statistics.c (statistics_counter_event): Do not record event
7506 in pass dump if its number == -1.
7507 (curr_statistics_hash): Add assert that we never get passes
7508 with static number == -1.
7509
7510 2009-06-03 Richard Guenther <rguenther@suse.de>
7511 Andrey Belevantsev <abel@ispras.ru>
7512
7513 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
7514 non-BLKmode arrays addressable.
7515
7516 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
7517
7518 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
7519 * config/m68k/m68k.h: ... here.
7520 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
7521 m68k and fido.
7522
7523 2009-06-03 Martin Jambor <mjambor@suse.cz>
7524
7525 PR tree-optimization/40323
7526 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
7527 assignment.
7528
7529 2009-06-03 Richard Guenther <rguenther@suse.de>
7530
7531 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
7532 consistently.
7533
7534 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
7535
7536 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
7537 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
7538 JUMP_TABLE_DATA_P where applicable.
7539 * config/sh/sh.c: Ditto.
7540 * config/sh/sh.h: Ditto.
7541 * config/sh/sh.md: Ditto.
7542 * config/sh/symbian.c: Ditto.
7543
7544 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
7545
7546 * config/i386/driver-i386.c (describe_cache): Optimize
7547 concatenation of strings. Use snprintf instead of sprintf.
7548 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
7549 target when not compiling with GCC.
7550
7551 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
7552
7553 * config/sh/sh.c: Revert last change.
7554 (sh_expand_epilogue): Emit a blockage insn before the frame
7555 pointer adjustment unconditionally.
7556
7557 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7558
7559 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
7560 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
7561 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
7562 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
7563 to COLLECT_GCC_OPTIONS.
7564
7565 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7566
7567 * collect2.c (target_system_root): New variable.
7568 (main): Handle --sysroot=.
7569 (ignore_library): Strip the sysroot from the library path.
7570
7571 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7572
7573 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
7574 (collect2.o): Depend on collect2-aix.h.
7575 (collect2-aix.o): New rule.
7576 * collect2-aix.h: New file.
7577 * collect2-aix.c: Likewise.
7578 * collect2.c: Include collect2-aix.h. Don't undefine
7579 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
7580 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
7581 Use TARGET_AIX_VERSION instead of _AIX51.
7582 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
7583 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
7584 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
7585 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
7586 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
7587
7588 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7589
7590 * collect2.c (ignore_library): Avoid premature post-increment
7591 and null deference.
7592
7593 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7594
7595 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
7596 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
7597 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
7598 CROSS_DIRECTORY_STRUCTURE too.
7599 (LINK_LIBG_SPEC): Likewise.
7600 (LIB_SPEC): Add %R to sysroot paths.
7601 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
7602 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
7603 * config/rs6000/aix51.h: As for aix43.h.
7604 * config/rs6000/aix52.h: Likewise.
7605 * config/rs6000/aix53.h: Likewise.
7606 * config/rs6000/aix61.h: Likewise.
7607 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
7608 to the beginning of sysroot paths.
7609
7610 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7611
7612 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
7613 INSN_LISTs that are out of the REG_NOTE range.
7614
7615 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7616
7617 * loop-unroll.c (struct iv_to_split): Add pointer to next.
7618 (struct var_to_expand): Likewise.
7619 (struct opt_info): Add head and tail for linked lists of the above.
7620 (analyze_insn_to_expand_var): Initialize next.
7621 (analyze_iv_to_split_insn): Likewise.
7622 (analyze_insns_in_loop): Create linked lists.
7623 (allocate_basic_variable): Simplify for use without hash table.
7624 (insert_var_expansion_initialization): Likewise, make it type-safer.
7625 (combine_var_copies_in_loop_exit): Likewise.
7626 (apply_opt_in_copies): Walk lists rather than hash tables.
7627 (release_var_copies): Simplified and inlined by hand into...
7628 (free_opt_info): ... this function.
7629
7630 2009-06-02 Richard Guenther <rguenther@suse.de>
7631
7632 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
7633 for field decls.
7634
7635 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7636
7637 * cfgexpand.c (gimple_expand_cfg): Discard the source location
7638 only for builtins that are not overridden.
7639
7640 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7641
7642 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
7643 label string.
7644
7645 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7646
7647 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
7648
7649 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7650
7651 * combine.c (move_deaths): Compare LUIDs within the same BB only.
7652
7653 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7654
7655 * common.opt (fdump-unnumbered-links): New.
7656 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
7657 * print-rtl.c (flag_dump_unnumbered_links): New.
7658 (print_rtx): Test it.
7659
7660 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
7661
7662 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
7663 push/pop multiple to 8-byte alignment.
7664
7665 2009-06-01 Jakub Jelinek <jakub@redhat.com>
7666
7667 * config/i386/i386.c (queued_cfa_restores): New static variable.
7668 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
7669 functions.
7670 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
7671 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
7672 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
7673 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
7674 note unconditionally.
7675 (ix86_emit_restore_regs_using_mov): Likewise.
7676 (ix86_emit_restore_sse_regs_using_mov): Likewise.
7677 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
7678 it through to ix86_emit_restore_reg_using_pop.
7679 (ix86_emit_leave): Add RED_OFFSET argument. Call
7680 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
7681 instead of adding REG_CFA_OFFSET note unconditionally.
7682 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
7683 the above functions. Call ix86_add_queued_cfa_restore_notes when
7684 needed.
7685
7686 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
7687 force output of the label even for dwarf2out_do_cfi_asm.
7688 (add_fde_cfi): If -g2 and above and cfi might change CFA,
7689 force creation of CFI label and chain DW_CFA_set_loc jumping to it
7690 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
7691 caller.
7692 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
7693 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
7694 dwarf2out_cfi_label callers.
7695 * tree.h (dwarf2out_cfi_label): Adjust prototype.
7696 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
7697 Adjust dwarf2out_cfi_label callers.
7698 * config/vax/vax.c (vax_output_function_prologue): Likewise.
7699
7700 * config/i386/i386.h (struct machine_cfa_state,
7701 struct machine_function): Guard with ifndef USED_FOR_TARGET
7702 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
7703
7704 PR other/40024
7705 * emutls.c (__emutls_get_address): Change arr->size to mean number
7706 of allocated arr->data entries instead of # of slots + 1.
7707
7708 PR middle-end/40316
7709 * recog.c (peep2_reinit_state): New function.
7710 (peephole2_init_state): Use it at the end of a basic block and also
7711 when seeing a RTX_FRAME_RELATED_P insn.
7712
7713 2009-06-01 Steve Ellcey <sje@cup.hp.com>
7714
7715 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
7716 fixuns_truncrfdi2): New.
7717 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
7718 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
7719 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
7720 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
7721 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
7722 *recip_approx): Remove.
7723 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
7724 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
7725 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
7726 move to div.md.
7727 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
7728 setf_exp_rf): New.
7729
7730 2009-06-01 Ian Lance Taylor <iant@google.com>
7731
7732 * attribs.c (register_attribute): Use CONST_CAST.
7733 * collect2.c (main): Use CONST_CAST2.
7734 (scan_prog_file): Likewise.
7735 * gcc.c (process_command, main): Likewise.
7736 * toplev.c (toplev_main): Likewise.
7737
7738 * c-typeck.c (handle_warn_cast_qual): New static function,
7739 partially broken out of build_c_cast.
7740 (build_c_cast): Call handle_warn_cast_qual.
7741 * doc/invoke.texi (Warning Options): Document new effect of
7742 -Wcast-qual.
7743
7744 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
7745
7746 * diagnostic.c (diagnostic_build_prefix): Always print columns.
7747 (diagnostic_report_current_module): Print columns.
7748 * common.opt (flag_show_column): Enable by default.
7749
7750 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
7751
7752 * alias.c (find_base_term): Check for NULL term before returning.
7753
7754 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7755
7756 Revert due to PR40320:
7757 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7758 * calls.c (emit_library_call_value_1): Don't force_operand for move
7759 and push insns.
7760
7761 2009-06-01 Olivier Hainque <hainque@adacore.com>
7762 Eric Botcazou <ebotcazou@adacore.com>
7763
7764 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
7765 to be processed as a bitfield for constructor output purposes.
7766 * output.h (initializer_constant_valid_for_bitfield_p): Declare
7767 new function.
7768 * varasm.c (oc_local_state): New type, output_constructor
7769 local state to support communication with helpers.
7770 (oc_outer_state): New type, output_constructor outer state of
7771 relevance in recursive calls.
7772 (output_constructor_array_range): New output_constructor helper,
7773 extracted code for an array range element.
7774 (output_constructor_regular_field): New output_constructor helper,
7775 extracted code for an element that is not a bitfield.
7776 (output_constructor_bitfield): New output_constructor helper,
7777 extracted code for a bitfield element. Accept an OUTER state
7778 argument for recursive processing. Recurse on record or array
7779 CONSTRUCTOR values, possibly past noop conversions.
7780 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
7781 VALUE is a valid constant-valued expression for use in a static
7782 bit-field initializer.
7783 (output_constructor): Rework to use helpers. Accept and honor an
7784 OUTER state argument for recursive calls. Return total size. Be
7785 prepared for nested constructors initializing bitfields.
7786 (output_constant): Feed OUTER in calls to output_constructor.
7787
7788 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7789
7790 * calls.c (emit_library_call_value_1): Don't force_operand for move
7791 and push insns.
7792
7793 2009-06-01 Nick Clifton <nickc@redhat.com>
7794
7795 * doc/invoke.texi (IA-64 Options): Fix typo.
7796
7797 2009-06-01 Ira Rosen <irar@il.ibm.com>
7798
7799 PR tree-optimization/39129
7800 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
7801 printed message.
7802 (vect_do_peeling_for_loop_bound): Use
7803 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
7804 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
7805 (vect_loop_versioning): Likewise.
7806 (vect_create_cond_for_alias_checks): Fix indentation.
7807 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
7808 macros.
7809 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
7810 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
7811 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
7812 "control flow in loop".
7813 (vect_estimate_min_profitable_iters): Use
7814 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
7815 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
7816 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
7817 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
7818 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
7819 statement belongs to a group of strided accesses with the exact code
7820 check.
7821 (vectorizable_load): Likewise.
7822 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
7823 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
7824
7825 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
7826
7827 * config/freebsd-stdint.h: New file.
7828 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
7829 Add freebsd-stdint.h to tm_file.
7830
7831 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
7832
7833 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
7834 (thumb2_extendhidi2): Likewise.
7835
7836 2009-05-31 Ian Lance Taylor <iant@google.com>
7837
7838 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
7839
7840 2009-05-31 Ian Lance Taylor <iant@google.com>
7841
7842 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
7843 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
7844 (ipa-reference.o): Depend upon gt-ipa-reference.h.
7845
7846 2009-05-31 Jason Merrill <jason@redhat.com>
7847
7848 * tree-pretty-print.c (print_call_name): Take the callee, not the
7849 call itself. Make non-static. Use dump_function_name for functions.
7850 (dump_generic_node): Adjust.
7851 * diagnostic.h: Declare print_call_name.
7852 * gimple-pretty-print.c (dump_gimple_call): Use it.
7853
7854 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
7855
7856 * config/sh/sh.md (ashldi3_std): New define_expand.
7857 (ashldi3): Use it.
7858
7859 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
7860
7861 PR target/40313
7862 * config/sh/sh.c: Include debug.h.
7863 (sh_expand_epilogue): Emit a blockage insn before the frame
7864 pointer adjustment also when dwarf2out_do_frame returns true.
7865
7866 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
7867
7868 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
7869 (thumb2_extendqidi2): New pattern.
7870
7871 2009-05-31 Ira Rosen <irar@il.ibm.com>
7872
7873 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
7874 mark phis for renaming.
7875 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
7876 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
7877 Call mark_sym_for_renaming.
7878 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
7879 * tree-vect-loop.c (vect_transform_loop): Remove
7880 vect_memsyms_to_rename initialization and a call to
7881 mark_set_for_renaming.
7882
7883 2009-05-31 Jakub Jelinek <jakub@redhat.com>
7884
7885 PR middle-end/40304
7886 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
7887 frame related even if !set_cfa && style < 0.
7888
7889 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
7890
7891 * config/i386/mingw-tls.c: New file.
7892 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
7893 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
7894 defining _WIN32 but not __CYGWIN__.
7895
7896 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7897
7898 * configure.ac: Add MPC support.
7899
7900 * config.in, configure: Regenerate.
7901
7902 2009-05-29 Richard Henderson <rth@redhat.com>
7903
7904 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
7905 NOTE_INSN_BASIC_BLOCK.
7906 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
7907 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
7908 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
7909 to be deleted.
7910 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
7911 add in_use field.
7912 (add_cfi): Disable check redefining cfa away from drap.
7913 (lookup_cfa_1): Add remember argument; handle remember/restore.
7914 (lookup_cfa): Pass remember argument.
7915 (cfa_remember): New.
7916 (compute_barrier_args_size_1): Remove sibcall check.
7917 (dwarf2out_frame_debug_def_cfa): New.
7918 (dwarf2out_frame_debug_adjust_cfa): New.
7919 (dwarf2out_frame_debug_cfa_offset): New.
7920 (dwarf2out_frame_debug_cfa_register): New.
7921 (dwarf2out_frame_debug_cfa_restore): New.
7922 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
7923 (dwarf2out_begin_epilogue): New.
7924 (dwarf2out_frame_debug_restore_state): New.
7925 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
7926 DW_CFA_restore_state.
7927 (output_cfi_directive): Likewise.
7928 (convert_cfa_to_fb_loc_list): Likewise.
7929 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
7930 * dwarf2out.h: Update.
7931 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
7932 (copy_insn_1): Early out for null.
7933 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
7934 and dwarf2out_frame_debug_restore_state.
7935 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
7936 (prologue_insn_hash, epilogue_insn_hash): New.
7937 (free_after_compilation): Adjust freeing accordingly.
7938 (record_insns): Create hash table if needed; push insns into
7939 hash instead of array.
7940 (maybe_copy_epilogue_insn): New.
7941 (contains): Search hash table instead of array.
7942 (sibcall_epilogue_contains): Remove.
7943 (thread_prologue_and_epilogue_insns): Split eh_return insns
7944 and mark them as epilogues.
7945 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
7946 scanning in terms of basic blocks.
7947 * insn-notes.def (CFA_RESTORE_STATE): New.
7948 * jump.c (returnjump_p_1): Accept EH_RETURN.
7949 (eh_returnjump_p_1, eh_returnjump_p): New.
7950 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
7951 CFA_REGISTER, CFA_RESTORE): New.
7952 * rtl.def (EH_RETURN): New.
7953 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
7954
7955 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
7956 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
7957
7958 * config/i386/i386.c (gen_push): Update cfa state.
7959 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
7960 add a CFA_ADJUST_CFA note.
7961 (ix86_dwarf_handle_frame_unspec): Remove.
7962 (ix86_expand_prologue): Update cfa state.
7963 (ix86_emit_restore_reg_using_pop): New.
7964 (ix86_emit_restore_regs_using_pop): New.
7965 (ix86_emit_leave): New.
7966 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
7967 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
7968 * config/i386/i386.h (struct machine_cfa_state): New.
7969 (ix86_cfa_state): New.
7970 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
7971 (eh_return_internal): Merge from eh_return_<mode>,
7972 use eh_return rtx, split w/ epilogue.
7973
7974 2009-05-29 Ian Lance Taylor <iant@google.com>
7975
7976 * builtins.c (validate_gimple_arglist): Don't use va_arg with
7977 enum type.
7978 * calls.c (emit_library_call_value_1): Likewise.
7979
7980 * c-typeck.c (c_build_va_arg): New function.
7981 * c-tree.h (c_build_va_arg): Declare.
7982 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
7983 instead of build_va_arg.
7984
7985 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
7986
7987 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
7988 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
7989 (ptr_difference_cost): Use affine combinations to compute it.
7990 (difference_cost): Likewise.
7991 (get_computation_cost_at): Compute more accurate cost for addresses
7992 if the ratio is a multiplier allowed in addresses.
7993 For non-addresses, consider that an additional offset or symbol is
7994 added only once.
7995
7996 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7997
7998 * config/i386/i386.c (ix86_decompose_address): Avoid useless
7999 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
8000
8001 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
8002 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
8003 (prefix_rex): For UNIT_MMX don't imply the prefix by default
8004 if MODE_DI.
8005 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
8006 to 1 for TYPE_SSE{IADD1,CVT1}.
8007 (prefix_vex_imm8): Removed.
8008 (length_vex): Only pass 1 as second argument to
8009 ix86_attr_length_vex_default if prefix_extra is 0.
8010 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
8011 (length): For prefix vex computation use length_immediate
8012 attribute instead of prefix_vex_imm8.
8013 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
8014 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
8015 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
8016 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
8017 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
8018 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
8019 a space in between the operands.
8020 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
8021 if one operand is 0xff and the other one si, di, bp or sp.
8022 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
8023 other one si, di, bp or sp.
8024 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
8025 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
8026 type and mode attributes.
8027 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
8028 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
8029 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
8030 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
8031 prefix_data16 attribute iff MODE_DF.
8032 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
8033 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
8034 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
8035 constm128_operand in length_immediate computation.
8036 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
8037 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
8038 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
8039 length_immediate attribute to 1.
8040 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
8041 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
8042 for certain alternatives.
8043 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
8044 prefix_data16 attribute if MODE_V1DF.
8045 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
8046 length_immediate to 1.
8047 (set_got_rex64, set_rip_rex64): Remove length attribute, set
8048 length_address to 4, set mode attribute to MODE_DI.
8049 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
8050 (fxam<mode>2_i387): Set length attribute to 4.
8051 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
8052 *prefetch_3dnow_rex): Override length_address attribute.
8053 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
8054 attributes.
8055 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
8056 (constm128_operand): Removed.
8057 * config/i386/i386.c (memory_address_length): For
8058 disp && !index && !base in 64-bit mode account for SIB byte if
8059 print_operand_address can't optimize disp32 into disp32(%rip)
8060 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
8061 for fs: or gs: segment.
8062 (ix86_attr_length_immediate_default): When checking if shortform
8063 is possible, truncate immediate to the length of the non-shortened
8064 immediate.
8065 (ix86_attr_length_address_default): Ignore MEM_P operands
8066 with X constraint.
8067 (ix86_attr_length_vex_default): Only check for DImode on
8068 GENERAL_REG_P operands.
8069 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
8070 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
8071 (sse_cvttps2pi): Clear prefix_rep attribute.
8072 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
8073 attribute.
8074 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
8075 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
8076 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
8077 iff operand 2 is const_int_operand.
8078 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
8079 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
8080 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
8081 instead of vex.
8082 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
8083 prefix_data16.
8084 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
8085 prefix_data16 attribute for movlpd and movhpd instructions.
8086 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
8087 length_immediate for shufpd instruction.
8088 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
8089 (avx_cmpp<avxmodesuffixf2c><mode>3,
8090 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
8091 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
8092 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
8093 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
8094 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
8095 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
8096 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
8097 prefix_data16 attribute for the first alternative to 1.
8098 (*avx_loadlps): Override length_immediate for the first alternative.
8099 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
8100 attributes for second alternative.
8101 (*vec_concatv2sf_sse4_1): Override length_immediate and
8102 prefix_data16 attributes for second alternative.
8103 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
8104 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
8105 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
8106 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
8107 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
8108 prefix_data16 and length_immediate to 1.
8109 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
8110 to 1.
8111 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
8112 prefix_extra attribute for variants that don't have 0f prefix alone.
8113 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
8114 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
8115 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
8116 *sse4_1_pextrd): Set length_immediate to 1.
8117 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
8118 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
8119 to 1.
8120 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
8121 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
8122 length_immediate to 1 for second alternative.
8123 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
8124 prefix_extra and length_immediate attributes for the first
8125 alternative.
8126 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
8127 first alternative.
8128 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
8129 to 1 for the first and third alternative.
8130 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
8131 alternative.
8132 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
8133 attribute.
8134 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
8135 attribute to 0.
8136 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
8137 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
8138 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
8139 *avx_psign<mode>3): Set prefix_extra attribute to 1.
8140 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
8141 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
8142 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
8143 ssse3_psign<mode>3): Override prefix_rex attribute.
8144 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
8145 (ssse3_palignrti): Override length_immediate to 1.
8146 (ssse3_palignrdi): Override length_immediate to 1, override
8147 prefix_rex attribute.
8148 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
8149 (sse4a_extrqi): Override length_immediate to 2.
8150 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
8151 (sse4a_insertq): Override prefix_data16 to 0.
8152 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
8153 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
8154 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
8155 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
8156 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
8157 and length_immediate to 1.
8158 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
8159 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
8160 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
8161 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
8162 and length_immediate to 1.
8163 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
8164 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
8165 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
8166 avx_ptest256): Override prefix_extra to 1.
8167 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
8168 Override prefix_data16 and length_immediate to 1.
8169 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
8170 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
8171 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
8172 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
8173 prefix_data16 to 0 and prefix_extra to 2.
8174 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
8175 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
8176 attribute.
8177 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
8178 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
8179 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
8180 and prefix_extra to 2.
8181 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
8182 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
8183 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
8184 avx_vpermilvar<mode>3,
8185 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
8186 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
8187 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
8188 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
8189 Override prefix_extra to 1.
8190 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
8191 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
8192 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
8193 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
8194 prefix_extra and length_immediate to 1.
8195 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
8196 modrm to 0.
8197 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
8198 to 1 for the first alternative.
8199 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
8200 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
8201 cases.
8202 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
8203 *movv2sf_internal_avx, *movv2sf_internal): Override
8204 prefix_rep attribute for certain alternatives.
8205 (*mov<mode>_internal): Override prefix_rep or prefix_data16
8206 attributes for certain alternatives.
8207 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
8208 attributes for certain alternatives.
8209 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
8210 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
8211 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
8212 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
8213 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
8214 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
8215 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
8216 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
8217 length_immediate to 1 if operand 2 is const_int_operand.
8218 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
8219 *vec_extractv2si_1): Set length_immediate attribute to 1.
8220 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
8221 using old 3DNOW insn rather than SSE/3DNOW_A.
8222 (mmx_emms, mmx_femms): Clear modrm attribute.
8223
8224 2009-05-29 Martin Jambor <mjambor@suse.cz>
8225
8226 * tree-sra.c: New implementation of SRA.
8227
8228 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
8229 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
8230 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
8231 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
8232 (SRA_MAX_STRUCTURE_COUNT): Removed.
8233 (SRA_FIELD_STRUCTURE_RATIO): Removed.
8234 * doc/invoke.texi (sra-max-structure-size): Removed.
8235 (sra-field-structure-ratio): Removed.
8236
8237 2009-05-29 Jakub Jelinek <jakub@redhat.com>
8238
8239 PR middle-end/40291
8240 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
8241 before expansion.
8242
8243 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
8244
8245 PR rtl-optimization/40101
8246 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
8247 seqno. Adjust comment.
8248 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
8249 inserting bookkeeping before a jump, the jump is not scheduled.
8250 When no positive seqno found, provide a value. Add comment.
8251
8252 2009-05-29 Richard Guenther <rguenther@suse.de>
8253
8254 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
8255 short-cutting on the first component.
8256
8257 2009-05-29 Jakub Jelinek <jakub@redhat.com>
8258
8259 PR middle-end/39958
8260 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
8261 for trees other than decls/types.
8262
8263 2009-05-29 Richard Guenther <rguenther@suse.de>
8264
8265 * tree-ssa-operands.c (get_expr_operands): Do not handle
8266 INDIRECT_REFs in the handled-component case. Remove
8267 unused get_ref_base_and_extent case.
8268 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
8269 tree_low_cst and host_integerp where possible.
8270 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
8271 codes for equivalence.
8272 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
8273
8274 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
8275
8276 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
8277 to tmake_file for i[34567]86-*-cygwin*.
8278
8279 2009-05-29 Jakub Jelinek <jakub@redhat.com>
8280
8281 PR target/40017
8282 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
8283 (altivec_categorize_keyword, init_vector_keywords,
8284 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
8285 similar to bool.
8286
8287 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
8288
8289 * tree.c (handle_dll_attribute): Check if node is
8290 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
8291
8292 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
8293
8294 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
8295 component.
8296 (thumb2_zero_extendqidi2): Likewise.
8297
8298 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
8299
8300 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
8301 instead of gen_movrt.
8302 * config/sh/sh.md (movrt): Remove.
8303
8304 2009-05-28 Steve Ellcey <sje@cup.hp.com>
8305
8306 * doc/invoke.texi (IA-64 Options):
8307 Add -msdata, -mfused-madd, -mno-inline-float-divide,
8308 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
8309 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
8310 -msched-prefer-non-control-spec-insns,
8311 -msched-stop-bits-after-every-cycle,
8312 -msched-count-spec-in-critical-path,
8313 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
8314 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
8315 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
8316 and -msched-spec-verbose.
8317
8318 2009-05-28 Joseph Myers <joseph@codesourcery.com>
8319
8320 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
8321 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
8322 error if used.
8323 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
8324
8325 2009-05-28 Richard Guenther <rguenther@suse.de>
8326
8327 * tree-ssa-alias.c (ao_ref_init): New function.
8328 (ao_ref_base): Likewise.
8329 (ao_ref_base_alias_set): Likewise.
8330 (ao_ref_alias_set): Likewise.
8331 (refs_may_alias_p_1): Change signature.
8332 (refs_may_alias_p): Adjust.
8333 (refs_anti_dependent_p): Likewise.
8334 (refs_output_dependent_p): Likewise.
8335 (call_may_clobber_ref_p_1): Change signature.
8336 (call_may_clobber_ref_p): Adjust.
8337 (stmt_may_clobber_ref_p_1): New function split out from ...
8338 (stmt_may_clobber_ref_p): ... here.
8339 (maybe_skip_until): Adjust signature.
8340 (get_continuation_for_phi): Likewise.
8341 (walk_non_aliased_vuses): Likewise.
8342 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
8343 (ao_ref_init): Declare.
8344 (ao_ref_base): Likewise.
8345 (ao_ref_alias_set): Likewise.
8346 (stmt_may_clobber_ref_p_1): Likewise.
8347 (walk_non_aliased_vuses): Adjust.
8348 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
8349 (get_ref_from_reference_ops): remove.
8350 (vn_reference_lookup_2): Adjust signature.
8351 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
8352 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
8353 (vn_reference_lookup): Adjust.
8354 (vn_reference_insert): Likewise.
8355 (vn_reference_insert_pieces): Adjust signature.
8356 (visit_reference_op_call): Adjust.
8357 * tree-ssa-pre.c (get_expr_type): Simplify.
8358 (phi_translate_1): Adjust.
8359 (compute_avail): Likewise.
8360 (translate_vuse_through_block): Do not re-build trees.
8361 (value_dies_in_block_x): Likewise.
8362 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
8363 fields.
8364 (vn_reference_lookup_pieces): Adjust declaration.
8365 (vn_reference_insert_pieces): Likewise.
8366
8367 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
8368
8369 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
8370 with checking disabled.
8371
8372 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
8373
8374 PR target/37216
8375
8376 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
8377 macro definition for support of three-operand format aligned
8378 .comm directive in assembler on cygwin/pe/mingw target OS.
8379 * configure: Regenerate.
8380 * config.h: Regenerate.
8381
8382 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
8383 aligned form of .comm directive if -mpe-aligned-commons is in effect.
8384 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
8385
8386 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
8387 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
8388
8389 2009-05-28 Ira Rosen <irar@il.ibm.com>
8390
8391 PR tree-optimization/40254
8392 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
8393 in analysis of basic blocks.
8394
8395 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
8396
8397 PR middle-end/33699
8398 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
8399 * target-def.h (TARGET_CONST_ANCHOR): New macro.
8400 (TARGET_INITIALIZER): Use it.
8401 * cse.c (CHEAPER): Move it up to the other macros.
8402 (insert): Rename this ...
8403 (insert_with_costs): ... to this. Add cost parameters. Update
8404 function comment.
8405 (insert): New function. Call insert_with_costs.
8406 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
8407 find_reg_offset_for_const, try_const_anchors): New functions.
8408 (cse_insn): Call try_const_anchors. Adjust cost of src_related
8409 when using a const-anchor. Call insert_const_anchors.
8410 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
8411 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
8412
8413 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
8414
8415 * tree-inline.c (remap_decls): Enable nonlocalized variables
8416 when not optimizing.
8417
8418 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
8419
8420 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
8421 Simplify other tests involving optimize.
8422
8423 2009-05-27 Tom Tromey <tromey@redhat.com>
8424
8425 * unwind-dw2.c (_Unwind_DebugHook): New function.
8426 (uw_install_context): Call _Unwind_DebugHook.
8427
8428 2009-05-27 Tom Tromey <tromey@redhat.com>
8429
8430 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
8431
8432 2009-05-27 Ian Lance Taylor <iant@google.com>
8433
8434 * Makefile.in (LINKER, LINKER_FLAGS): Define.
8435 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
8436 (ALL_LINKERFLAGS): Define.
8437 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
8438 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
8439 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
8440 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
8441 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
8442 $(LINKER_FOR_BUILD).
8443 (build/gcov-iov$(build_exeext)): Likewise.
8444
8445 2009-05-27 Julian Brown <julian@codesourcery.com>
8446
8447 * gcse.c (target.h): Include.
8448 (can_assign_to_reg_without_clobbers_p): Check that the target allows
8449 copy of argument to a pseudo register.
8450
8451 2009-05-27 Diego Novillo <dnovillo@google.com>
8452
8453 * tree-ssa-live.c (dump_scope_block): Document arguments.
8454 (dump_scope_blocks): Document.
8455 (debug_scope_blocks): New.
8456 * tree-flow.h (debug_scope_blocks): Declare.
8457
8458 2009-05-21 Denis Chertykov <denisc@overta.ru>
8459
8460 * doc/contrib.texi (Contributors): Add myself to the list.
8461
8462 2009-05-27 Olivier Hainque <hainque@adacore.com>
8463
8464 * expr.c (target_align): New function. Alignment the TARGET of an
8465 assignment may be assume to have.
8466 (highest_pow2_factor_for_target): Use it instead of relying on
8467 immediate tree attributes of TARGET, not necessarily honored when
8468 intermediate bitfields are involved.
8469
8470 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
8471
8472 PR target/40266
8473 * config/i386/driver-i386.c (host_detect_local_cpu): Support
8474 AVX, SSE4, AES, PCLMUL and POPCNT.
8475
8476 2009-05-27 Diego Novillo <dnovillo@google.com>
8477
8478 * tree-pretty-print.c (dump_location): New.
8479 (dump_generic_node): Call it.
8480 Factor code to handle BLOCK nodes ...
8481 (dump_block_node): ... here.
8482
8483 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
8484
8485 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
8486 with it.
8487 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
8488 included.
8489 * gcc-plugin.h: Include config.h and system.h.
8490 (IN_GCC): Define if not defined.
8491
8492 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
8493
8494 PR middle-end/40249
8495 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
8496 with -fno-inline.
8497
8498 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
8499
8500 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
8501 applicable.
8502 * config/m32r/m32r.h: Ditto.
8503 * config/m32r/m32r.md: Ditto.
8504 * config/m32r/predicates.md: Ditto.
8505
8506 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
8507
8508 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
8509
8510 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
8511
8512 * doc/plugins.texi
8513 (Loading plugins): typo.
8514 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
8515 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
8516 (Interacting with the GCC Garbage Collector): Added new section.
8517 (Giving information about a plugin): Added new section for
8518 PLUGIN_INFO.
8519 * ggc.h (ggc_register_root_tab): Added declaration.
8520 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
8521 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
8522 (register_callback): Improved comment in declaration.
8523 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
8524 (extra_root_vec) Added static variable for dynamic roots registration.
8525 (ggc_register_root_tab) Added new routine.
8526 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
8527 PLUGIN_GGC_MARKING event.
8528 * ggc-zone.c: Include plugin.h.
8529 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
8530 * ggc-page.c: Include plugin.h.
8531 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
8532 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
8533 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
8534 (register_callback): check lack of callbacks for
8535 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
8536 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
8537 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
8538 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
8539 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
8540 dependency on plugin.h.
8541 (plugin.o): Added dependency on ggc.h...
8542
8543 2009-05-26 Richard Guenther <rguenther@suse.de>
8544
8545 PR middle-end/40248
8546 Revert
8547 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
8548 with mismatched comparison modes.
8549
8550 * expr.c (expand_expr_real_1): Expand the operand of a
8551 VIEW_CONVERT_EXPR in its natural mode.
8552
8553 2009-05-26 Ian Lance Taylor <iant@google.com>
8554
8555 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
8556 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
8557 (ALL_COMPILERFLAGS): Define.
8558 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
8559 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
8560 (collect2$(exeext), collect2.o): Likewise.
8561 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
8562 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
8563 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
8564 (libbackend.o, intl.o, cppdefault.o): Likewise.
8565 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
8566 (build/%.o): Use $(COMPILER_FOR_BUILD).
8567 (build/gen%$(build_exeext)): Likewise.
8568 (build/gcov-iov$(build_exeext)): LIkewise.
8569 * config/t-darwin (darwin.o): Use $(COMPILER).
8570 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
8571 * config/t-sol2 (sol2-c.o): Likewise.
8572 (sol2.o): Likewise.
8573 * config/t-vxworks (vxworks.o): Likewise.
8574 * config/x-darwin (host-darwin.o): Likewise.
8575 * config/x-hpux (host-hpux.o): Likewise.
8576 * config/x-linux (host-linux.o): Likewise.
8577 * config/x-solaris (host-solaris.o): Likewise.
8578 * config/alpha/x-alpha (driver-alpha.o): Likewise.
8579 * config/arm/t-arm (arm-c.o): Likewise.
8580 * config/arm/t-pe (pe.o): Likewise.
8581 * config/arm/t-wince-pe (pe.o): Likewise.
8582 * config/i386/t-cygming (winnt.o): Likewise.
8583 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
8584 * config/i386/t-cygwin (cygwin1.o): Likewise.
8585 (cygwin2.o): Likewise.
8586 * config/i386/t-i386 (i386-c.o): Likewise.
8587 * config/i386/t-interix (winnt.o): Likewise.
8588 * config/i386/t-netware (netware.o): Likewise.
8589 * config/i386/t-nwld (nwld.o): Likewise.
8590 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
8591 * config/i386/x-i386 (driver-i386.o): Likewise.
8592 * config/i386/x-cygwin (host-cygwin.o): Likewise.
8593 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
8594 * config/ia64/t-ia64 (ia64-c.o): Likewise.
8595 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
8596 * config/mips/x-native (driver-native.o): Likewise.
8597 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
8598 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
8599 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
8600 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
8601 * config/score/t-score-elf (score7.o): Likewise.
8602 (score3.o): Likewise.
8603 * config/sh/t-sh (sh-c.o): Likewise.
8604 * config/sh/t-symbian (sh-c.o): Likewise.
8605 (symbian.o): Likewise.
8606 * config/spu/t-spu-elf (spu-c.o): Likewise.
8607 * config/v850/t-v850 (v850-c.o): Likewise.
8608 * config/v850/t-v850e (v850-c.o): Likewise.
8609
8610 2009-05-26 Richard Guenther <rguenther@suse.de>
8611
8612 PR tree-optimization/40122
8613 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
8614 VECTOR_CSTs if possible.
8615 (fold_gimple_assign): Likewise.
8616
8617 2009-05-26 Richard Guenther <rguenther@suse.de>
8618
8619 PR middle-end/40252
8620 * fold-const.c (fold_binary): Use the correct types for building
8621 rotates.
8622
8623 2009-05-26 Richard Guenther <rguenther@suse.de>
8624
8625 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
8626 redundant calls to merge_alias_info.
8627 (bump_vector_ptr): Likewise.
8628 * tree-ssa-copy.c (merge_alias_info): Remove.
8629 (replace_exp_1): Remove call to merge_alias_info.
8630 (propagate_tree_value): Likewise.
8631 (fini_copy_prop): Propagate points-to info.
8632 * tree-flow.h (merge_alias_info): Remove.
8633
8634 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
8635
8636 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
8637
8638 2009-05-25 Jan Hubicka <jh@suse.cz>
8639
8640 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
8641 * cgraph.h (struct inline_summary): New filed self_wize,
8642 size_inlining_benefit, self_time and time_inlining_benefit.
8643 (struct cgraph_global_info): Replace insns by time ans size fields.
8644 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
8645 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
8646 (ipcp_update_callgraph): Do not touch function bodies.
8647 * ipa-inline.c: Include except.h
8648 (MAX_TIME): New constant.
8649 (overall_insns): Remove.
8650 (leaf_node_p): New.
8651 (overall_size, max_benefit): New static variables.
8652 (cgraph_estimate_time_after_inlining): New function.
8653 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
8654 (cgraph_clone_inlined_nodes): Update size.
8655 (cgraph_mark_inline_edge): Update size.
8656 (cgraph_estimate_growth): Use size info.
8657 (cgraph_check_inline_limits): Check size.
8658 (cgraph_default_inline_p): Likewise.
8659 (cgraph_edge_badness): Compute badness based on benefit and size cost.
8660 (cgraph_decide_recursive_inlining): Check size.
8661 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
8662 and times.
8663 (cgraph_decide_inlining): Likewise.
8664 (cgraph_decide_inlining_incrementally): Likewise; honor
8665 PARAM_EARLY_INLINING_INSNS.
8666 (likely_eliminated_by_inlining_p): New predicate.
8667 (estimate_function_body_sizes): New function.
8668 (compute_inline_parameters): Use it.
8669 * except.c (must_not_throw_labels): New function.
8670 * except.h (must_not_throw_labels): Declare.
8671 * tree-inline.c (init_inline_once): Kill inlining_weigths
8672 * tree-ssa-structalias.c: Avoid uninitialized warning.
8673 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
8674 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
8675 (PARAM_INLINE_CALL_COST): Remove.
8676 (PARAM_EARLY_INLINING_INSNS): New.
8677
8678 2009-05-25 Richard Guenther <rguenther@suse.de>
8679
8680 PR tree-optimization/36327
8681 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
8682 callback for reference translation or lookup at the point of may-defs.
8683 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
8684 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
8685 for union COMPONENT_REFs.
8686 (vn_reference_lookup_3): New callback. Lookup from memset
8687 and CONSTRUCTOR assignment, translate through struct copies.
8688 (vn_reference_lookup_pieces): Make sure to not free the
8689 passed operands array. Adjust walk_non_aliased_vuses call.
8690 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
8691 make sure we do not leak memory.
8692
8693 2009-05-25 Richard Guenther <rguenther@suse.de>
8694
8695 * tree-ssa-alias.h (dump_points_to_solution): Declare.
8696 * tree-inline.c (expand_call_inline): Reset the escaped and
8697 callused solutions.
8698 * tree-ssa-structalias.c (pass_build_ealias): New.
8699 * tree-pass.h (pass_build_ealias): Declare.
8700 * passes.c (init_optimization_passes): Add PTA during
8701 early optimizations.
8702 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
8703 and CALLUSED solutions.
8704 (dump_points_to_solution): New function, split out from ...
8705 (dump_points_to_info_for): ... here.
8706 * tree-parloops.c (parallelize_loops): Reset the escaped and
8707 callused solutions.
8708
8709 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8710
8711 PR bootstrap/40027
8712 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
8713 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
8714
8715 2009-05-25 Ira Rosen <irar@il.ibm.com>
8716
8717 PR tree-optimization/40238
8718 * tree-vect-stmts.c (vect_init_vector): Insert initialization
8719 statements after basic block's labels.
8720 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
8721 to free the allocated memory.
8722
8723 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
8724
8725 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
8726 return address with a USE.
8727
8728 2009-05-24 Richard Guenther <rguenther@suse.de>
8729
8730 PR middle-end/40233
8731 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
8732 array type from the main variant of the inner type.
8733
8734 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
8735
8736 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
8737 definition to bool (from int) to un-break build.
8738 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
8739
8740 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
8741
8742 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
8743 discard_stmt_changes): Delete.
8744 * tree-ssa-operands.c (scb_stack): Delete.
8745 (init_ssa_operands): Do not initialize it.
8746 (fini_ssa_operands): Do not free it.
8747 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
8748
8749 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
8750 update_stmt, remove the others. Fix comments.
8751 * tree-dfa.c (optimize_stack_restore): Likewise.
8752 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
8753 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
8754 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
8755 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
8756 Likewise.
8757 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
8758 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
8759 (dom_opt_finalize_block): Likewise, adjusting access to
8760 stmts_to_rescan.
8761 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
8762 (stmts_to_rescan): Change item type to gimple.
8763 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
8764
8765 2009-05-24 Ira Rosen <irar@il.ibm.com>
8766
8767 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
8768 * tree-pass.h (pass_slp_vectorize): New pass.
8769 * params.h (SLP_MAX_INSNS_IN_BB): Define.
8770 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
8771 * tree-vectorizer.c (timevar.h): Include.
8772 (user_vect_verbosity_level): Declare.
8773 (vect_location): Fix comment.
8774 (vect_set_verbosity_level): Update user_vect_verbosity_level
8775 instead of vect_verbosity_level.
8776 (vect_set_dump_settings): Add an argument. Ignore user defined
8777 verbosity if dump flags require higher level of verbosity. Print to
8778 stderr only for loop vectorization.
8779 (vectorize_loops): Update call to vect_set_dump_settings.
8780 (execute_vect_slp): New function.
8781 (gate_vect_slp): Likewise.
8782 (struct gimple_opt_pass pass_slp_vectorize): New.
8783 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
8784 access its members.
8785 (vec_info_for_bb): New function.
8786 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
8787 (VECTORIZATION_ENABLED): New macro.
8788 (SLP_ENABLED, SLP_DISABLED): Likewise.
8789 (vect_is_simple_use): Add bb_vec_info argument.
8790 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
8791 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
8792 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
8793 vect_schedule_slp, vect_analyze_slp): Likewise.
8794 (vect_analyze_stmt): Add slp_tree argument.
8795 (find_bb_location): Declare.
8796 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
8797 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
8798 (vect_analyze_loop_operations, vect_analyze_loop,
8799 get_initial_def_for_induction, vect_create_epilog_for_reduction,
8800 vect_finalize_reduction, vectorizable_reduction,
8801 vectorizable_live_operation, vect_transform_loop): Likewise.
8802 * tree-data-ref.c (dr_analyze_innermost): Update comment,
8803 skip evolution analysis if analyzing a basic block.
8804 (dr_analyze_indices): Likewise.
8805 (initialize_data_dependence_relation): Skip the test whether the
8806 object is invariant for basic blocks.
8807 (compute_all_dependences): Skip dependence analysis for data
8808 references in basic blocks.
8809 (find_data_references_in_stmt): Don't fail in case of invariant
8810 access in basic block.
8811 (find_data_references_in_bb): New function.
8812 (find_data_references_in_loop): Move code to
8813 find_data_references_in_bb and add a call to it.
8814 (compute_data_dependences_for_bb): New function.
8815 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
8816 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
8817 that STEP is 0.
8818 (vect_analyze_data_ref_dependence): Check for interleaving in case of
8819 unknown dependence in basic block and fail in case of dependence in
8820 basic block.
8821 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
8822 dependence instances from either loop or basic block vectorization
8823 info.
8824 (vect_compute_data_ref_alignment): Check if it is loop vectorization
8825 before calling nested_in_vect_loop_p.
8826 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
8827 dependence instances from either loop or basic block vectorization
8828 info.
8829 (vect_verify_datarefs_alignment): Likewise.
8830 (vect_enhance_data_refs_alignment): Adjust function calls.
8831 (vect_analyze_data_refs_alignment): Likewise.
8832 (vect_analyze_group_access): Fix printing. Skip different checks if
8833 DR_STEP is 0. Keep strided stores either in loop or basic block
8834 vectorization data structure. Fix indentation.
8835 (vect_analyze_data_ref_access): Fix comments, allow zero step in
8836 basic blocks.
8837 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
8838 dependence instances from either loop or basic block vectorization
8839 info.
8840 (vect_analyze_data_refs): Update comment. Call
8841 compute_data_dependences_for_bb to analyze basic blocks.
8842 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
8843 case of loop vectorization. In case of basic block vectorization use
8844 data-ref itself as a base.
8845 (vect_create_data_ref_ptr): In case of basic block vectorization:
8846 don't advance the pointer, add new statements before the current
8847 statement. Adjust function calls.
8848 (vect_supportable_dr_alignment): Support only aligned accesses in
8849 basic block vectorization.
8850 * common.opt (ftree-slp-vectorize): New flag.
8851 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
8852 (vect_pattern_recog_1): Likewise.
8853 * tree-vect-stmts.c (process_use): Likewise.
8854 (vect_init_vector): Add new statements in the beginning of the basic
8855 block in case of basic block SLP.
8856 (vect_get_vec_def_for_operand): Adjust function calls.
8857 (vect_finish_stmt_generation): Likewise.
8858 (vectorizable_call): Add assert that it is loop vectorization, adjust
8859 function calls.
8860 (vectorizable_conversion, vectorizable_assignment): Likewise.
8861 (vectorizable_operation): In case of basic block SLP, take
8862 vectorization factor from statement's type and skip the relevance
8863 check. Adjust function calls.
8864 (vectorizable_type_demotion): Add assert that it is loop
8865 vectorization, adjust function calls.
8866 (vectorizable_type_promotion): Likewise.
8867 (vectorizable_store): Check for outer loop only in case of loop
8868 vectorization. Adjust function calls. For basic blocks, skip the
8869 relevance check and don't advance pointers.
8870 (vectorizable_load): Likewise.
8871 (vectorizable_condition): Add assert that it is loop vectorization,
8872 adjust function calls.
8873 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
8874 that it is not reduction, get vector type, call only supported
8875 functions, skip loop specific parts.
8876 (vect_transform_stmt): Check for outer loop only in case of loop
8877 vectorization.
8878 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
8879 (vect_is_simple_use): Fix comment, add new argument, fix conditions
8880 for external definition.
8881 * passes.c (pass_slp_vectorize): New pass.
8882 * tree-vect-slp.c (find_bb_location): New function.
8883 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
8884 check for patterns only in loops.
8885 (vect_build_slp_tree): Add argument, adjust function calls, fail in
8886 case of multiple types in basic block SLP.
8887 (vect_mark_slp_stmts_relevant): New function.
8888 (vect_supported_load_permutation_p): Fix comment.
8889 (vect_analyze_slp_instance): Add argument. In case of basic block
8890 SLP, take vectorization factor from statement's type, check that
8891 unrolling factor is 1. Adjust function call. Save SLP instance in
8892 either loop or basic block vectorization structure. Return FALSE,
8893 if SLP failed.
8894 (vect_analyze_slp): Add argument. Get strided stores groups from
8895 either loop or basic block vectorization structure. Return FALSE
8896 if basic block SLP failed.
8897 (new_bb_vec_info): New function.
8898 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
8899 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
8900 (vect_schedule_slp): Add argument. Get SLP instances from either
8901 loop or basic block vectorization structure. Set vectorization factor
8902 to be 1 for basic block SLP.
8903 (vect_slp_transform_bb): New function.
8904 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
8905
8906 2009-05-23 Mark Mitchell <mark@codesourcery.com>
8907
8908 * final.c (shorten_branches): Do not align labels for jump tables.
8909 (final_scan_insn): Use JUMP_TABLE_DATA_P.
8910
8911 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
8912
8913 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
8914 Remove outdated reference to flow.c and fix nits.
8915 * doc/gccint.texi: Tweak RTL description.
8916 * doc/rtl.texi: Likewise.
8917
8918 2009-05-23 Denis Chertykov <chertykov@gmail.com>
8919
8920 * config/avr/avr.c: Change my email address.
8921 * config/avr/avr.h: Likewise.
8922 * config/avr/avr.md: Likewise.
8923 * config/avr/avr-protos.h: Likewise.
8924 * config/avr/libgcc.S: Likewise.
8925
8926 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
8927
8928 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
8929 (spu_split_load, spu_split_store): Change return type to int.
8930 (spu_split_convert): Declare.
8931 * config/spu/predicates.md (spu_mem_operand): Remove.
8932 (spu_mov_operand): Update.
8933 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
8934 * config/spu/spu.c (regno_aligned_for_load): Remove.
8935 (reg_aligned_for_addr, spu_expand_load): Define.
8936 (spu_expand_extv): Reimplement and handle MEM.
8937 (spu_expand_insv): Handle MEM.
8938 (spu_sched_reorder): Handle insn's with length 0.
8939 (spu_legitimate_address_p): Reimplement.
8940 (store_with_one_insn_p): Return TRUE for any mode with size
8941 larger than 16 bytes.
8942 (address_needs_split): Define.
8943 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
8944 operands.
8945 (spu_convert_move): Define.
8946 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
8947 (spu_split_store): Change all MEM's to TImode.
8948 (spu_init_expanders): Preallocate registers that correspond to
8949 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
8950 mark_reg_pointer.
8951 (spu_split_convert): Define.
8952 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
8953 (_move<mode>, _movdi, _movti): Update predicate and condition.
8954 (load, store): Change to define_split.
8955 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
8956 extend<mode>ti2.
8957 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
8958 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
8959 define_insn_and_split of lshr<mode>3.
8960 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
8961 (<v>ashr<mode>3_imm): Define.
8962 (extv, extzv, insv): Allow MEM operands.
8963 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
8964 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
8965 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
8966 (_spu_convert2): Change to define_insn_and_split and remove the
8967 corresponding define_peephole2.
8968 (stack_protect_set, stack_protect_test, stack_protect_test_si):
8969 Change predicates to memory_operand.
8970
8971 2009-05-22 Mark Mitchell <mark@codesourcery.com>
8972
8973 * config/arm/thumb2.md: Add 16-bit multiply instructions.
8974
8975 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
8976
8977 PR tree-optimization/40219
8978 * tree.c (iterative_hash_expr): Make sure the builtin function is
8979 a normal builtin function and not a front end or back end builtin
8980 before indexing into the built_in_decls array.
8981
8982 2009-05-22 Richard Guenther <rguenther@suse.de>
8983
8984 PR middle-end/38964
8985 * alias.c (write_dependence_p): Do not use TBAA for answering
8986 anti-dependence or output-dependence.
8987 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
8988 (emit_pointer_definition): Remove.
8989 (emit_alias_warning): Likewise.
8990 (find_what_var_points_to): Remove TBAA pruning code.
8991 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
8992 violations.
8993 (compute_points_to_sets): Remove code computing the set of
8994 dereferenced pointers.
8995 * tree-data-ref.c (dr_may_alias_p): Properly use the split
8996 oracle for querying anti and output dependencies.
8997 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
8998 if TBAA may be applied.
8999 (refs_anti_dependent_p): New function.
9000 (refs_output_dependent_p): Likewise.
9001 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
9002 (refs_output_dependent_p): Likewise.
9003 * doc/tree-ssa.texi (Memory model): New section.
9004 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
9005 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
9006 * cfgexpand.c (expand_gimple_basic_block): Do not handle
9007 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
9008 * expr.c (expand_expr_real_1): Likewise.
9009 * gimple-low.c (lower_stmt): Likewise.
9010 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
9011 (dump_gimple_cdt): Remove.
9012 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
9013 (gimple_size): Likewise.
9014 (walk_gimple_op): Likewise.
9015 (is_gimple_stmt): Likewise.
9016 (walk_stmt_load_store_addr_ops): Likewise.
9017 (gimple_build_cdt): Remove.
9018 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
9019 * gimple.h (gimple_cdt_new_type): Remove.
9020 (gimple_cdt_new_type_ptr): Likewise.
9021 (gimple_cdt_set_new_type): Likewise.
9022 (gimple_cdt_location): Likewise.
9023 (gimple_cdt_location_ptr): Likewise.
9024 (gimple_cdt_set_location): Likewise.
9025 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
9026 * tree-cfg.c (remove_useless_stmts_1): Do not handle
9027 GIMPLE_CHANGE_DYNAMIC_TYPE.
9028 (verify_types_in_gimple_stmt): Likewise.
9029 * tree-inline.c (estimate_num_insns): Likewise.
9030 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
9031 (copy_decl_to_var): Likewise.
9032 (copy_result_decl_to_var): Likewise.
9033 * tree-pretty-print.c (dump_generic_node): Do not handle
9034 CHANGE_DYNAMIC_TYPE_EXPR.
9035 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
9036 * tree-ssa-operands.c (get_expr_operands): Likewise.
9037 * tree-ssa-structalias.c (struct variable_info): Remove
9038 no_tbaa_pruning member.
9039 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
9040 (unify_nodes): Do not copy it.
9041 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
9042 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
9043 (set_uids_in_ptset): Do not check it.
9044 (find_what_var_points_to): Likewise.
9045 (compute_tbaa_pruning): Remove.
9046 (compute_points_to_sets): Do not call it.
9047 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
9048 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
9049 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
9050 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
9051 (DECL_NO_TBAA_P): Likewise.
9052 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
9053 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
9054 (expand_omp_atomic_pipeline): Do not set it.
9055 * print-tree.c (print_node): Do not dump it.
9056 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
9057 redundant check.
9058
9059 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
9060
9061 PR target/39856
9062 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
9063 for clobber.
9064
9065 2009-05-22 Mark Mitchell <mark@codesourcery.com>
9066
9067 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
9068 non-external.
9069
9070 2009-05-22 Ben Elliston <bje@au.ibm.com>
9071
9072 * Makefile.in (bversion.h, s-bversion): New targets.
9073 (TOPLEV_H): Add bversion.h.
9074 * toplev.h: Include "bversion.h".
9075 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
9076 the __format__ attribute only if compiling with the same version
9077 of GCC as the sources (the "build version").
9078
9079 2009-05-22 Ben Elliston <bje@au.ibm.com>
9080
9081 * c-format.c (handle_format_attribute): Fix comment typo.
9082
9083 2009-05-21 Steve Ellcey <sje@cup.hp.com>
9084
9085 PR target/37846
9086 * config/ia64/ia64.opt (mfused-madd): New.
9087 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
9088 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
9089 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
9090 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
9091 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
9092 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
9093 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
9094 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
9095 instruction if !TARGET_FUSED_MADD.
9096 (fpma, fpms): Remove colon from name.
9097
9098 2009-05-22 Richard Guenther <rguenther@suse.de>
9099
9100 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
9101 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
9102 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
9103 TARGET_MEM_REF.
9104 (create_expression_by_pieces): Only convert if necessary.
9105 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
9106 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
9107
9108 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
9109
9110 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
9111 regular pattern from a template and rename it ...
9112 (*extzv_truncsi_exts): ... to this.
9113
9114 2009-05-21 Richard Guenther <rguenther@suse.de>
9115
9116 * cgraph.h (struct cgraph_node): Remove inline_decl member.
9117 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
9118 (cgraph_default_inline_p): Likewise.
9119 (cgraph_decide_inlining_incrementally): Likewise.
9120
9121 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
9122 Uros Bizjak <ubizjak@gmail.com>
9123
9124 * config/i386/cpuid.h (bit_MOVBE): New.
9125
9126 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
9127
9128 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
9129 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
9130 (ix86_handle_option): Handle OPT_mmovbe.
9131 (ix86_target_string): Add -mmovbe.
9132 (pta_flags): Add PTA_MOVBE.
9133 (processor_alias_table): Add PTA_MOVBE to "atom".
9134 (override_options): Handle PTA_MOVBE.
9135
9136 * config/i386/i386.h (TARGET_MOVBE): New.
9137
9138 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
9139 (*bswapsi_movbe): New.
9140 (*bswapdi_movbe): Likewise.
9141 (bswapdi2): Renamed to ...
9142 (*bswapdi_1): This.
9143 (bswapdi2): New expander.
9144
9145 * config/i386/i386.opt (mmovbe): New.
9146
9147 * doc/invoke.texi: Document -mmovbe.
9148
9149 2009-05-21 Taras Glek <tglek@mozilla.com>
9150
9151 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
9152 * gcc-plugin.h (plugin_init): Updated signature.
9153 * gcc-plugin.h (plugin_name_args): Moved to this header.
9154 * doc/plugins.texi (plugin_init): Updated documention to reflect
9155 API change.
9156 * doc/plugins.texi (plugin_name_args): Added to documention.
9157
9158 2009-05-21 Mark Mitchell <mark@codesourcery.com>
9159
9160 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
9161 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
9162
9163 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
9164
9165 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
9166 JUMP_TABLE_DATA_P predicates where applicable.
9167 * config/i386/predicates.md: Ditto.
9168 * config/i386/sse.md: Ditto.
9169
9170 2009-05-21 Jakub Jelinek <jakub@redhat.com>
9171
9172 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
9173 operand2 -128 override length_immediate attribute to 1.
9174 * config/i386/predicates.md (constm128_operand): New predicate.
9175
9176 * config/i386/i386.c (memory_address_length): Handle %r12
9177 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
9178 also check REGNO.
9179 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
9180 mode look through optional ZERO_EXTEND and SUBREG.
9181 * config/i386/i386.md (R12_REG): New define_constant.
9182 (prefix_data16): For sse unit set also for MODE_TI insns.
9183 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
9184 insns set if operand 1 is ext_QIreg_operand.
9185 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
9186 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
9187 immediate.
9188 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
9189 mode from MODE_DI to MODE_SI.
9190 (movdi_1_rex64): Override modrm and length_immediate attributes
9191 only for movabs (TYPE_IMOV, alternative 2).
9192 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
9193 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
9194 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
9195 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
9196 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
9197 prefix_rex attribute if DImode.
9198 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
9199 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
9200 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
9201 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
9202 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
9203 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
9204 Likewise. For TYPE_IMOV clear length_immediate attribute.
9205 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
9206 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
9207 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
9208 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
9209 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
9210 or one operand TYPE_ISHIFT.
9211 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
9212 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
9213 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
9214 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
9215 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
9216 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
9217 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
9218 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
9219 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
9220 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
9221 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
9222 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
9223 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
9224 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
9225 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
9226 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
9227 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
9228 set mode attribute, don't override length attribute.
9229 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
9230 to 1.
9231 (return_internal_long): Set length attribute to 2 instead of 1.
9232 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
9233 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
9234 prefix_rex attribute.
9235 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
9236 New predicates.
9237 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
9238
9239 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9240
9241 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
9242
9243 2009-05-20 Ian Lance Taylor <iant@google.com>
9244
9245 * tree.c (build_tree_list_vec_stat): New function.
9246 (ctor_to_vec): New function.
9247 (build_nt_call_vec): New function.
9248 (build_call_array): Change args to be a const pointer.
9249 (build_call_vec): New function.
9250 * tree.h (build_nt_call_vec): Declare.
9251 (build_tree_list_vec_stat): Declare.
9252 (build_tree_list_vec): Define.
9253 (build_call_array): Update declaration.
9254 (build_call_vec): Declare.
9255 (ctor_to_vec): Declare.
9256 * c-common.c (tree_vector_cache): New static variable.
9257 (make_tree_vector): New function.
9258 (release_tree_vector): New function.
9259 (make_tree_vector_single): New function.
9260 (make_tree_vector_copy): New function.
9261 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
9262 (make_tree_vector_single, make_tree_vector_copy): Declare.
9263 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
9264 (c_parser_expr_list): Don't manage cache here, instead call
9265 make_tree_vector.
9266 (c_parser_release_expr_list): Remove static function.
9267 (c_parser_vec_to_tree_list): Remove static function.
9268 (c_parser_attributes): Call build_tree_list_vec instead of
9269 c_parser_vec_to_tree_list. Call release_tree_vector instead of
9270 c_parser_release_expr_list.
9271 (c_parser_postfix_expression_after_primary): Likewise.
9272 (c_parser_objc_keywordexpr): Likewise.
9273
9274 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
9275
9276 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
9277 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
9278 TARGET_CONVERT_TO_TYPE.
9279 * hooks.c (hook_tree_const_tree_null): Define.
9280 * hooks.h (hook_tree_const_tree_null): Declare.
9281 * target.h (struct gcc_target): Add invalid_parameter_type,
9282 invalid_return_type, promoted_type, and convert_to_type fields.
9283 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
9284 (TARGET_INVALID_RETURN_TYPE): Define.
9285 (TARGET_PROMOTED_TYPE): Define.
9286 (TARGET_CONVERT_TO_TYPE): Define.
9287 (TARGET_INITIALIZER): Update for new fields.
9288 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
9289 (grokparms): Check targetm.invalid_parameter_type.
9290 * c-typeck.c (default_conversion): Check targetm.promoted_type.
9291 * c-convert.c (convert): Check targetm.convert_to_type.
9292
9293 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
9294
9295 * config/mips/mips.md (*extenddi_truncate<mode>,
9296 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
9297 defintions.
9298 (*extendhi_truncateqi): New define_insn_and_sptit.
9299
9300 2009-05-20 Jakub Jelinek <jakub@redhat.com>
9301
9302 PR middle-end/40204
9303 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
9304 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
9305
9306 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
9307
9308 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
9309 the operand of VIEW_CONVERT_EXPR.
9310
9311 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
9312
9313 * config/i386/driver-i386.c (host_detect_local_cpu): Check
9314 extended family and model for Intel processors. Support Intel Atom.
9315
9316 2009-05-20 Olivier Hainque <hainque@adacore.com>
9317
9318 * gstab.h (stab_code_type): Define, to be used instead of the
9319 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
9320 notice.
9321 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
9322 occurrences by stab_code_type.
9323 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
9324
9325 2009-05-20 Martin Jambor <mjambor@suse.cz>
9326
9327 * tree-flow.h (insert_edge_copies_seq): Undeclare.
9328 (sra_insert_before): Likewise.
9329 (sra_insert_after): Likewise.
9330 (sra_init_cache): Likewise.
9331 (sra_type_can_be_decomposed_p): Likewise.
9332 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
9333 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
9334 (sra_insert_before): Likewise.
9335 (sra_insert_after): Likewise.
9336 (sra_init_cache): Likewise.
9337 (insert_edge_copies_seq): Made static and moved upwards.
9338
9339 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
9340 case.
9341
9342 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
9343
9344 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
9345 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
9346 simple copies.
9347
9348 2009-05-20 Richard Guenther <rguenther@suse.de>
9349
9350 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
9351 with mismatched comparison modes.
9352
9353 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9354
9355 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
9356 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
9357 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
9358 with shifts for Thumb2.
9359 (orsi_notsi): New for orn.
9360 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
9361 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
9362 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
9363 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
9364 Don't invert remainder for IOR.
9365
9366 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
9367
9368 PR tree-optimization/40087
9369 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
9370 number_of_iterations_ne): Rename never_infinite argument.
9371 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
9372 number_of_iterations_le): Handle pointer-type ivs when
9373 exit_must_be_taken is false.
9374 (number_of_iterations_cond): Do not always assume that
9375 exit_must_be_taken if the control variable is a pointer.
9376
9377 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
9378
9379 * c-typeck.c (build_binary_op): Allow % on integal vectors.
9380 * doc/extend.texi (Vector Extension): Document that % is allowed too.
9381
9382 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
9383
9384 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
9385 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
9386
9387 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
9388
9389 PR c/40172
9390 * c.opt (Wlogical-op): Disabled by default.
9391 * c-opt (c_common_post_options): Do not enable Wlogical-op with
9392 Wextra.
9393 * doc/invoke.texi (Wlogical-op): Likewise.
9394
9395 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
9396
9397 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
9398 into CASE_CONVERT.
9399 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
9400 Propagate the type of the first operand.
9401 <ASSERT_EXPR>: Simplify.
9402 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
9403 Rewrite using the RHS code as discriminant.
9404 <NOP_EXPR>: Turn into CASE_CONVERT.
9405 <PLUS_EXPR>: Propagate the type of the first operand.
9406
9407 2009-05-19 Steve Ellcey <sje@cup.hp.com>
9408
9409 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
9410 (ia64_dconst_0_375): New.
9411 * config/ia64/ia64.c (ia64_override_options): Remove
9412 -minline-sqrt-min-latency warning.
9413 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
9414 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
9415 * config/ia64/ia64.md (*sqrt_approx): Remove.
9416 (sqrtsf2): Remove #if 0.
9417 (sqrtsf2_internal_thr): Rewrite and move to div.md.
9418 (sqrtdf): Remove assert.
9419 (sqrtdf2_internal_thr): Rewrite and move to div.md.
9420 (sqrtxf2): Remove #if 0.
9421 (sqrtxf2_internal_thr): Rewrite and move to div.md.
9422 * div.md (sqrt_approx_rf): New.
9423 (sqrtsf2_internal_thr): New implementation.
9424 (sqrtsf2_internal_lat): New.
9425 (sqrtdf2_internal_thr: New implementation.
9426 (sqrtxf2_internal): New implementation.
9427
9428 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
9429 Hans-Peter Nilsson <hp@axis.com>
9430
9431 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
9432 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
9433 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
9434 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
9435 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
9436 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
9437 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
9438 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
9439 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
9440 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
9441 * c-common.c: ...from here.
9442
9443 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
9444
9445 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
9446
9447 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9448
9449 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
9450
9451 2009-05-19 Ben Elliston <bje@au.ibm.com>
9452
9453 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
9454 assignments with memcpy calls.
9455 (add_fdes): Likewise.
9456 (binary_search_unencoded_fdes): Likewise.
9457 (linear_search_fdes): Eliminate type puns.
9458
9459 2009-05-19 Richard Guenther <rguenther@suse.de>
9460
9461 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
9462 not falsely claim to have propagated into all uses.
9463
9464 2009-05-19 Ben Elliston <bje@au.ibm.com>
9465
9466 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
9467 version to v3.0.
9468
9469 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
9470
9471 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
9472 * config/sh/sh.c (sh_legitimate_address_p): Make static.
9473 (TARGET_LEGITIMATE_ADDRESS_P): New.
9474 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9475 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
9476
9477 2009-05-18 Dodji Seketeli <dodji@redhat.com>
9478
9479 PR debug/40109
9480 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
9481 child of the containing namespace's DIE.
9482
9483 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
9484
9485 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
9486 *zero_extendhi_truncqi): Move after the zero_extend patterns.
9487 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
9488 extend patterns.
9489
9490 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
9491
9492 PR target/39942
9493 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
9494 gen_align with gen_pad.
9495 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
9496 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
9497
9498 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
9499 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
9500
9501 * config/i386/i386.md (align): Renamed to ...
9502 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
9503 ASM_OUTPUT_MAX_SKIP_PAD.
9504
9505 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
9506
9507 * config.gcc: Fix variable syntax.
9508
9509 PR target/39531
9510 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
9511 before calling exact_log2.
9512 (output_iorsi3): Likewise.
9513 (output_xorsi3): Likewise.
9514
9515 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
9516
9517 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
9518 for the none zero constant operand except for EQ and NE
9519 comprisons even when the first operand is R0.
9520
9521 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
9522
9523 * config/s390/2064.md: Remove trailing whitespaces.
9524 * config/s390/2084.md: Likewise.
9525 * config/s390/constraints.md: Likewise.
9526 * config/s390/fixdfdi.h: Likewise.
9527 * config/s390/libgcc-glibc.ver: Likewise.
9528 * config/s390/s390-modes.def: Likewise.
9529 * config/s390/s390-protos.h: Likewise.
9530 * config/s390/s390.c: Likewise.
9531 * config/s390/s390.h: Likewise.
9532 * config/s390/s390.md: Likewise.
9533 * config/s390/tpf-unwind.h: Likewise.
9534
9535 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
9536
9537 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
9538
9539 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
9540
9541 M68K TLS support.
9542 * configure.ac (m68k-*-*): Check if binutils support TLS.
9543 * configure: Regenerate.
9544 * config/m68k/predicates.md (symbolic_operand): Extend comment.
9545 * config/m68k/constraints.md (Cu): New constraint.
9546 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
9547 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
9548 (movsi): Handle TLS symbols.
9549 (addsi3_5200): Handle XTLS symbols, indent.
9550 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
9551 (m68k_tls_reference_p): Declare.
9552 (m68k_legitimize_address): Declare.
9553 (m68k_unwrap_symbol): Declare.
9554 * config/m68k/m68k.opt (mxtls): New option.
9555 * config/m68k/m68k.c (ggc.h): Include.
9556 (m68k_output_dwarf_dtprel): Implement hook.
9557 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
9558 (m68k_expand_prologue): Load GOT pointer when function needs it.
9559 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
9560 (m68k_legitimate_constant_address_p): Same.
9561 (m68k_decompose_address): Handle TLS references.
9562 (m68k_get_gp): New static function.
9563 (enum m68k_reloc): New contants.
9564 (TLS_RELOC_P): New macro.
9565 (m68k_wrap_symbol): New static function.
9566 (m68k_unwrap_symbol): New function.
9567 (m68k_final_prescan_insn_1): New static function.
9568 (m68k_final_prescan_insn): New function.
9569 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
9570 functions.
9571 (legitimize_pic_address): Handle TLS references..
9572 (m68k_tls_get_addr, m68k_get_tls_get_addr)
9573 (m68k_libcall_value_in_a0_p)
9574 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
9575 (m68k_call_m68k_read_tp): Helper variables and functions for ...
9576 (m68k_legitimize_tls_address): Handle TLS references.
9577 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
9578 New functions.
9579 (m68k_legitimize_address): Handle TLS symbols.
9580 (m68k_get_reloc_decoration): New static function.
9581 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
9582 UNSPEC_RELOC32.
9583 (m68k_output_dwarf_dtprel): Implement hook.
9584 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
9585 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
9586 m68k_call_* routines.
9587 (sched_attr_op_type): Handle TLS symbols.
9588 (gt-m68k.h): Include.
9589 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
9590 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
9591
9592 2009-05-18 Martin Jambor <mjambor@suse.cz>
9593
9594 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
9595 (visit_store_addr_for_mod_analysis): New function.
9596 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
9597 (determine_cst_member_ptr): Use gimple_assign_single_p.
9598 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
9599 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
9600 operands. Don't check number of operands of a NOP_EXPR.
9601
9602 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
9603
9604 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
9605
9606 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
9607
9608 PR c/40172
9609 * c-common.c (warn_logical_operator): Don't warn if one of
9610 expression isn't always true or false.
9611
9612 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
9613
9614 * config/i386/biarch32.h: New file.
9615 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
9616
9617 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
9618
9619 * config/mips/mips.md (*zero_extend<mode>_trunchi,
9620 *zero_extend<mode>_truncqi): Merge these into ...
9621 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
9622 Name the pattern following this as *zero_extendhi_truncqi.
9623
9624 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
9625
9626 PR middle-end/39301
9627 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
9628 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
9629 (output_info): Make field HOST_WIDEST_INT.
9630 (print_statistics): Use HOST_WIDEST_INT_PRINT.
9631 (dump_bitmat_statistics): Same.
9632
9633 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
9634
9635 * config.gcc (use_gcc_stdint): Set to wrap.
9636 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
9637 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
9638 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
9639 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
9640 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
9641 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
9642 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
9643 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
9644
9645 2009-05-16 Joseph Myers <joseph@codesourcery.com>
9646
9647 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
9648 tune_64.
9649 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
9650 Move definitions earlier.
9651 (OPT_ARCH64, OPT_ARCH32): Define.
9652 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
9653 and tune_64.
9654
9655 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
9656
9657 PR target/40153
9658 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
9659 implies.
9660
9661 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
9662
9663 * arm.md (movdi2): Copy non-reg values to DImode registers.
9664
9665 2009-05-16 Jakub Jelinek <jakub@redhat.com>
9666
9667 PR target/39942
9668 * final.c (label_to_max_skip): New function.
9669 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
9670 CODE_LABEL_NUMBER <= max_labelno.
9671 * output.h (label_to_max_skip): New prototype.
9672 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
9673 (ix86_avoid_jump_mispredicts): ... this. Don't define if
9674 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
9675 Handle CODE_LABELs with >= 16 byte alignment or with
9676 max_skip == (1 << align) - 1.
9677 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
9678 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
9679
9680 PR target/39942
9681 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
9682 .p2align 3 if MAX_SKIP is smaller than 7.
9683 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
9684
9685 2009-05-15 Ian Lance Taylor <iant@google.com>
9686
9687 * alias.c (struct alias_set_entry_d): Rename from struct
9688 alias_set_entry. Change all uses.
9689 * except.c (struct call_site_record_d): Rename from struct
9690 call_site_record. Change all uses.
9691 * except.h (struct eh_region_d): Rename from struct eh_region.
9692 Change all uses.
9693 * gcse.c (struct hash_table_d): Rename from struct hash_table.
9694 Change all uses.
9695 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
9696 ivtype_map_elt. Change all uses.
9697 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
9698 Change all uses.
9699 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
9700 * graphite.h (struct name_tree_d): Rename from struct name_tree.
9701 Change all uses.
9702 (struct sese_d): Rename from struct sese. Change all uses.
9703 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
9704 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
9705 * optabs.h (struct optab_d): Rename from struct optab. Change all
9706 uses.
9707 (struct convert_optab_d): Rename from struct convert_optab.
9708 Change all uses.
9709 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
9710 ipa_opt_pass. Change all uses.
9711 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
9712 all uses.
9713
9714 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
9715 defined as a typedef.
9716 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
9717 defined as a tag.
9718
9719 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
9720
9721 PR 16302
9722 * fold-const.c (make_range,build_range_check,merge_ranges): Move
9723 declaration to...
9724 (merge_ranges): Returns bool.
9725 * tree.h (make_range): .. to here.
9726 (build_range_check): Likewise.
9727 (merge_ranges): Likewise. Renamed from merge_ranges.
9728 * c-typeck.c (parser_build_binary_op): Update calls to
9729 warn_logical_operator.
9730 * c-common.c (warn_logical_operator): Add new warning.
9731 * c-common.h (warn_logical_operator): Update declaration.
9732
9733 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
9734
9735 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
9736
9737 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9738
9739 * doc/install.texi: Document MPC requirements, flags etc.
9740
9741 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
9742 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
9743 Evaluate constant arguments.
9744 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
9745 (fold_builtin_1): Likewise, also evaluate constant arguments.
9746 Remove superfluous break.
9747 (do_mpc_ckconv): New.
9748 * real.h: Include mpc.h.
9749 * toplev.c (print_version): Output MPC version info if available.
9750
9751 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9752
9753 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
9754
9755 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
9756
9757 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
9758 only once.
9759
9760 2009-05-15 Jan Hubicka <jh@suse.cz>
9761
9762 * doc/invoke.texi (max-early-inliner-iterations): New flag.
9763 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
9764 (try_inline): Fix return value.
9765 (cgraph_decide_inlining_incrementally): Honor new value.
9766 (cgraph_early_inlining): Handle indirect inlining.
9767 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
9768
9769 2009-05-15 Jan Hubicka <jh@suse.cz>
9770
9771 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
9772 * cgraphunit.c (cgraph_finalize_function): Set it.
9773 (cgraph_expand_function): Use it.
9774
9775 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9776
9777 * real.c (encode_ieee_half): Define.
9778 (decode_ieee_half): Define.
9779 (ieee_half_format): Define.
9780 (arm_half_format): Define.
9781 * real.h (ieee_half_format): Declare.
9782 (arm_half_format): Declare.
9783
9784 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9785
9786 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
9787 swapped, and reversed optabs exist before trying to use them.
9788
9789 2009-05-15 Paul Brook <paul@codesourcery.com>
9790 Sandra Loosemore <sandra@codesourcery.com>
9791
9792 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
9793 loads. Allow PRE_DEC.
9794 (output_move_neon): Handle PRE_DEC.
9795 (arm_print_operand): Add 'A' for neon structure loads.
9796 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
9797 * config/arm/neon.md (neon_mov): Update comment.
9798 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
9799 calls.
9800 (Um): New constraint.
9801
9802 2009-05-15 Jan Hubicka <jh@suse.cz>
9803
9804 Revert the following patch until testsuite fallout is fixed:
9805 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
9806 * cgraph.h (struct inline_summary): New filed self_wize,
9807 size_inlining_benefit, self_time and time_inlining_benefit.
9808 (struct cgraph_global_info): Replace insns by time ans size fields.
9809 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
9810 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
9811 (ipcp_update_callgraph): Do not touch function bodies.
9812 * ipa-inline.c: Include except.h
9813 (MAX_TIME): New constant.
9814 (overall_insns): Remove
9815 (overall_size, max_benefit): New static variables.
9816 (cgraph_estimate_time_after_inlining): New function.
9817 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
9818 (cgraph_clone_inlined_nodes): Update size.
9819 (cgraph_mark_inline_edge): Update size.
9820 (cgraph_estimate_growth): Use size info.
9821 (cgraph_check_inline_limits): Check size.
9822 (cgraph_default_inline_p): Likewise.
9823 (cgraph_edge_badness): Compute badness based on benefit and size cost.
9824 (cgraph_decide_recursive_inlining): Check size.
9825 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
9826 and times.
9827 (cgraph_decide_inlining): Likewise.
9828 (cgraph_decide_inlining_incrementally): Likewise; honor
9829 PARAM_EARLY_INLINING_INSNS.
9830 (likely_eliminated_by_inlining_p): New predicate.
9831 (estimate_function_body_sizes): New function.
9832 (compute_inline_parameters): Use it.
9833 * except.c (must_not_throw_labels): New function.
9834 * except.h (must_not_throw_labels): Declare.
9835 * tree-inline.c (init_inline_once): Kill inlining_weigths
9836 * tree-ssa-structalias.c: Avoid uninitialized warning.
9837 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
9838 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
9839 (PARAM_INLINE_CALL_COST): Remove.
9840 (PARAM_EARLY_INLINING_INSNS): New.
9841
9842 2009-05-15 Richard Guenther <rguenther@suse.de>
9843
9844 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
9845 not TODO_update_ssa.
9846
9847 2009-05-15 Richard Guenther <rguenther@suse.de>
9848
9849 PR tree-optimization/39999
9850 * gimple.h (gimple_expr_type): Use the expression type looking
9851 through useless conversions.
9852 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
9853 (vn_nary_op_insert_stmt): Likewise.
9854 (simplify_binary_expression): Likewise.
9855
9856 2009-05-15 Richard Guenther <rguenther@suse.de>
9857
9858 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
9859 New options, enabled by default.
9860 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
9861 Document.
9862 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
9863 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
9864 * tree-ssa-structalias.c (gate_tree_pta): New function.
9865 (pass_build_alias): Use it.
9866
9867 2009-05-15 Joseph Myers <joseph@codesourcery.com>
9868
9869 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
9870 recurse on an invariant address if a conversion from a pointer
9871 type to a wider integer type is involved.
9872
9873 2009-05-15 Jan Hubicka <jh@suse.cz>
9874
9875 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
9876 * cgraph.h (struct inline_summary): New filed self_wize,
9877 size_inlining_benefit, self_time and time_inlining_benefit.
9878 (struct cgraph_global_info): Replace insns by time ans size fields.
9879 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
9880 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
9881 (ipcp_update_callgraph): Do not touch function bodies.
9882 * ipa-inline.c: Include except.h
9883 (MAX_TIME): New constant.
9884 (overall_insns): Remove
9885 (overall_size, max_benefit): New static variables.
9886 (cgraph_estimate_time_after_inlining): New function.
9887 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
9888 (cgraph_clone_inlined_nodes): Update size.
9889 (cgraph_mark_inline_edge): Update size.
9890 (cgraph_estimate_growth): Use size info.
9891 (cgraph_check_inline_limits): Check size.
9892 (cgraph_default_inline_p): Likewise.
9893 (cgraph_edge_badness): Compute badness based on benefit and size cost.
9894 (cgraph_decide_recursive_inlining): Check size.
9895 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
9896 and times.
9897 (cgraph_decide_inlining): Likewise.
9898 (cgraph_decide_inlining_incrementally): Likewise; honor
9899 PARAM_EARLY_INLINING_INSNS.
9900 (likely_eliminated_by_inlining_p): New predicate.
9901 (estimate_function_body_sizes): New function.
9902 (compute_inline_parameters): Use it.
9903 * except.c (must_not_throw_labels): New function.
9904 * except.h (must_not_throw_labels): Declare.
9905 * tree-inline.c (init_inline_once): Kill inlining_weigths
9906 * tree-ssa-structalias.c: Avoid uninitialized warning.
9907 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
9908 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
9909 (PARAM_INLINE_CALL_COST): Remove.
9910 (PARAM_EARLY_INLINING_INSNS): New.
9911 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
9912 (inline-call-cost): Remove.
9913 (early-inlining-insns): New.
9914
9915 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
9916
9917 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
9918 for bounds.
9919 (print_int_cst_bounds_in_octal_p): Likewise.
9920 (dbxout_type): Adjust calls to above functions. Be prepared to deal
9921 with subtypes.
9922 * dwarf2out.c (base_type_die): Likewise.
9923 (is_subrange_type): Delete.
9924 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
9925 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
9926 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
9927 if the destination type is boolean.
9928 (build_range_check): Do not special-case subtypes.
9929 (fold_sign_changed_comparison): Likewise.
9930 (fold_unary): Likewise.
9931 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
9932 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
9933 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
9934 * tree.c (subrange_type_for_debug_p): New predicate based on the
9935 former is_subrange_type.
9936 * tree.h (subrange_type_for_debug_p): Declare.
9937 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
9938 (convert_affine_scev): Remove call to above function.
9939 (chrec_convert_aggressive): Likewise.
9940 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
9941 false for conversions involving subtypes.
9942 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
9943 (vrp_val_min): Likewise.
9944 (needs_overflow_infinity): Likewise.
9945 (extract_range_from_unary_expr): Likewise.
9946
9947 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
9948
9949 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
9950 * config/frv/frv.c: Likewise.
9951 * config/s390/s390.c: Likewise.
9952 * config/sparc/sparc.h: Likewise.
9953 * config/i386/i386.h: Likewise.
9954 * config/i386/i386.c: Likewise.
9955 * config/crx/crx.c: Likewise.
9956 * config/m68hc11/m68hc11.h: Likewise.
9957 * config/iq2000/iq2000.c: Likewise.
9958 * config/mn10300/mn10300.h: Likewise.
9959 * config/mn10300/mn10300.c: Likewise.
9960 * config/m68k/m68k.c: Likewise.
9961 * config/rs6000/rs6000.c: Likewise.
9962 * config/rs6000/xcoff.h: Likewise.
9963 * config/rs6000/linux64.h: Likewise.
9964 * config/rs6000/sysv4.h: Likewise.
9965 * config/score/score3.c: Likewise.
9966 * config/score/score7.c: Likewise.
9967 * config/score/score.c: Likewise.
9968 * config/arm/arm.md: Likewise.
9969 * config/mips/mips.c: Likewise.
9970 * config/mips/mips.md: Likewise.
9971 * config/bfin/bfin.h: Likewise.
9972 * config/pa/pa.c: Likewise.
9973 * config/pa/constraints.md: Likewise.
9974
9975 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
9976 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
9977 * config/pdp11/pdp11.h: Use memory_address_p instead.
9978
9979 2009-05-14 Ian Lance Taylor <iant@google.com>
9980
9981 * passes.c (finish_optimization_passes): Change i to int.
9982 * plugin.c (plugins_active_p): Change event to int.
9983 (dump_active_plugins): Likewise.
9984 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
9985 Add cast.
9986 * tree.c (tree_range_check_failed): Change c to unsigned int.
9987 (omp_clause_range_check_failed): Likewise.
9988 (build_common_builtin_nodes): Change mode to int. Add cast.
9989 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
9990 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
9991
9992 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
9993 ++ or -- with a variable of enum type.
9994
9995 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9996
9997 PR driver/40144
9998 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
9999
10000 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
10001
10002 * store-motion.c: Do not include params.h
10003 * Makefile.in: Fix dependencies for various files.
10004
10005 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
10006
10007 * auto-inc-dec.c: Fix pass description, remove apparent
10008 accidental duplication.
10009
10010 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
10011
10012 PR middle-end/40147
10013 * ipa-utils.h (memory_identifier_string): Moved to ...
10014 * tree.h (memory_identifier_string): Here. Add GTY(()).
10015
10016 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
10017
10018 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
10019 in the former documentation of...
10020 (GO_IF_LEGITIMATE_ADDRESS): ... this.
10021 * ira-conflicts.c (get_dup_num): Use address_operand.
10022 * targhooks.c (default_legitimate_address_p): New.
10023 * targhooks.h (default_legitimate_address_p): New.
10024 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
10025 Call hook.
10026 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
10027 * target.h (struct target): Add legitimate_address_p.
10028 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
10029 (TARGET_INITIALIZER): Include it.
10030
10031 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10032 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
10033 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
10034 (TARGET_LEGITIMATE_ADDRESS_P): New.
10035
10036 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10037 (REG_OK_STRICT_P): Delete.
10038 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
10039 (frv_legitimate_address_p_1): ... this.
10040 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
10041 (frv_legitimate_address_p_1): ... the renamed old
10042 frv_legitimate_address_p.
10043 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
10044 (TARGET_LEGITIMATE_ADDRESS_P): New.
10045
10046 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10047 * config/s390/s390-protos.h (legitimate_address_p): Remove.
10048 * config/s390/s390.c (legitimate_address_p): Rename to...
10049 (s390_legitimate_address_p): ... this, make static.
10050 (legitimize_address): Adjust call.
10051 (TARGET_LEGITIMATE_ADDRESS_P): New.
10052 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
10053
10054 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10055 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
10056 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
10057 (TARGET_LEGITIMATE_ADDRESS_P): New.
10058
10059 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10060 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
10061 * config/spu/spu.c (spu_legitimate_address): Rename to...
10062 (spu_legitimate_address_p): ... this, make static.
10063 (TARGET_LEGITIMATE_ADDRESS_P): New.
10064
10065 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10066 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
10067 * config/sparc/sparc.c (legitimate_address_p): Rename to...
10068 (sparc_legitimate_address_p): ... this, make static and return bool.
10069 (legitimize_address): Adjust call.
10070 (TARGET_LEGITIMATE_ADDRESS_P): New.
10071
10072 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10073 * config/i386/i386-protos.h (legitimate_address_p): Remove.
10074 * config/i386/i386.c (legitimate_address_p): Rename to...
10075 (ix86_legitimate_address_p): ... this, make static.
10076 (constant_address_p): Move after it, adjust call.
10077 (TARGET_LEGITIMATE_ADDRESS_P): New.
10078
10079 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10080 * config/avr/avr-protos.h (legitimate_address_p): Remove.
10081 * config/avr/avr.c (legitimate_address_p): Rename to...
10082 (avr_legitimate_address_p): ... this, make static.
10083 (legitimize_address): Adjust call.
10084 (TARGET_LEGITIMATE_ADDRESS_P): New.
10085
10086 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10087 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
10088 * config/crx/crx.c (crx_legitimate_address_p): Make static.
10089 (TARGET_LEGITIMATE_ADDRESS_P): New.
10090
10091 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10092 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
10093 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
10094 (TARGET_LEGITIMATE_ADDRESS_P): New.
10095
10096 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10097 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
10098 Remove.
10099 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
10100 Make static.
10101 (TARGET_LEGITIMATE_ADDRESS_P): New.
10102
10103 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10104 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
10105 Remove.
10106 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
10107 Rename to...
10108 (m68hc11_legitimate_address_p): ... this, make static.
10109 (go_if_legitimate_address_internal): Rename to...
10110 (m68hc11_legitimate_address_p_1): ... this.
10111 (legitimize_address): Adjust call.
10112 (TARGET_LEGITIMATE_ADDRESS_P): New.
10113
10114 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10115 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
10116 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
10117 (TARGET_LEGITIMATE_ADDRESS_P): New.
10118
10119 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10120 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
10121 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
10122 (mn10300_legitimate_address_p): ... this, make static.
10123 (TARGET_LEGITIMATE_ADDRESS_P): New.
10124
10125 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10126 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
10127 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
10128 (TARGET_LEGITIMATE_ADDRESS_P): New.
10129
10130 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10131 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
10132 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
10133 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10134 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
10135 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
10136 (rs6000_legitimate_address_p): ... this, make static.
10137 (TARGET_LEGITIMATE_ADDRESS_P): New.
10138 (REG_MODE_OK_FOR_BASE_P): Delete.
10139 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
10140
10141 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10142 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
10143 Delete.
10144 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
10145 static, adjust types.
10146 (TARGET_LEGITIMATE_ADDRESS_P): New.
10147
10148 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10149 * config/score/score.c (score_address_p): Rename to...
10150 (score_legitimate_address_p): ... this.
10151 (TARGET_LEGITIMATE_ADDRESS_P): New.
10152 * config/score/score3.c (score3_address_p): Rename to...
10153 (score3_legitimate_address_p): ... this.
10154 * config/score/score7.c (score7_address_p): Rename to...
10155 (score7_legitimate_address_p): ... this.
10156
10157 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
10158 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
10159 GO_IF_LEGITIMATE_ADDRESS): Delete.
10160 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
10161 thumb2_legitimate_address_p): Delete.
10162 (arm_legitimate_address_p): Rename to...
10163 (arm_legitimate_address_outer_p): ... this.
10164 * config/arm/constraints.md ("Uq"): Adjust call.
10165 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
10166 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
10167 to...
10168 (arm_legitimate_address_outer_p): ... this.
10169 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
10170 static.
10171 (TARGET_LEGITIMATE_ADDRESS_P): New.
10172
10173 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10174 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
10175 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
10176 (TARGET_LEGITIMATE_ADDRESS_P): New.
10177
10178 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10179 * config/vax/vax-protos.h (legitimate_address_p): Remove.
10180 * config/vax/vax.c (legitimate_address_p): Rename to...
10181 (vax_legitimate_address_p): ... this, make static.
10182 (TARGET_LEGITIMATE_ADDRESS_P): New.
10183
10184 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10185 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
10186 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
10187 (TARGET_LEGITIMATE_ADDRESS_P): New.
10188
10189 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10190 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
10191 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
10192 (mmix_legitimate_address_p): ... this, make static.
10193 (TARGET_LEGITIMATE_ADDRESS_P): New.
10194
10195 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10196 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
10197 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
10198 (TARGET_LEGITIMATE_ADDRESS_P): New.
10199
10200 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
10201
10202 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
10203 of MODE_COMPLEX_INT.
10204
10205 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10206
10207 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
10208 LCT_NORMAL in function call.
10209 * mips-tdump.c (print_file_desc): Add cast to enum type.
10210 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
10211 (mark_stabs): Add casts to enum types.
10212 (parse_stabs_common): Add casts to enum types.
10213
10214 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
10215
10216 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
10217 Check for invalid values of LETTER.
10218
10219 2009-05-13 Taras Glek <tglek@mozilla.com>
10220
10221 * attribs.c (register_attribute): moved out attribute registration
10222 into register_attribute.
10223 * doc/plugins.texi: Documented register_attribute and
10224 PLUGIN_ATTRIBUTES.
10225 * gcc-plugin.h: Added forward decl for register_attribute.
10226 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
10227 * plugin.c (register_callback, invoke_plugin_callbacks): Added
10228 PLUGIN_ATTRIBUTES boilerplate.
10229
10230 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
10231
10232 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
10233 values even in sentinel and empty entries.
10234 (ms_printf_flag_specs): Likewise.
10235 (ms_scanf_flag_specs): Likewise.
10236 (ms_strftime_flag_specs): Likewise.
10237 (ms_print_char_table): Likewise.
10238 (ms_scan_char_table): Likewise.
10239 (ms_time_char_table): Likewise.
10240
10241 2009-05-13 Doug Kwan <dougkwan@google.com>
10242
10243 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
10244
10245 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
10246
10247 * config/mips/mips.md (store): Add attributes for QI and HI.
10248 Update comment.
10249 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
10250 (truncdi<mode>2): ... this new pattern.
10251
10252 2009-05-13 Brad Hards <bradh@kde.org>
10253
10254 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
10255
10256 2009-05-14 Jakub Jelinek <jakub@redhat.com>
10257 Ben Elliston <bje@au.ibm.com>
10258
10259 PR middle-end/40035
10260 * dse.c (check_mem_read_rtx): Guard against width == -1.
10261
10262 2009-05-13 Michael Matz <matz@suse.de>
10263
10264 PR middle-end/39976
10265 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
10266 (trivially_conflicts_p): New function.
10267 (insert_backedge_copies): Use it.
10268
10269 2009-05-13 Janis Johnson <janis187@us.ibm.com>
10270
10271 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
10272 (handle_stdc_pragma): Use new enum constant names.
10273 (handle_pragma_float_const_decimal64): Ditto.
10274
10275 2009-05-13 Ian Lance Taylor <iant@google.com>
10276
10277 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
10278 tree.def.
10279
10280 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
10281
10282 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
10283 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
10284 multilibs.
10285 * config/m68k/m68k.h (FL_UCLINUX): Define.
10286
10287 2009-05-13 Jan Hubicka <jh@suse.cz>
10288
10289 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
10290
10291 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
10292
10293 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
10294 unless -fschedule-insns is specified.
10295
10296 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
10297
10298 PR target/39561
10299 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
10300 TARGET_EXPAND_CBRANCHDI4.
10301 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
10302 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
10303 (cmpeqdi): Fix comment.
10304
10305 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
10306
10307 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
10308 (sh_legitimate_address_p): Likewise.
10309 * config/sh/sh.c (sh_legitimate_index_p): New.
10310 (sh_legitimate_address_p): Likewise.
10311 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
10312 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
10313 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
10314 (MAYBE_BASE_REGISTER_RTX_P): New macro.
10315 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
10316 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
10317 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
10318 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
10319 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
10320
10321 2009-05-12 Jan Hubicka <jh@suse.cz>
10322
10323 * tree-inline.c (estimate_operator_cost): Add operands;
10324 when division happens by constant, it is cheap.
10325 (estimate_num_insns): Loads and stores are not having cost of 0;
10326 EH magic stuff is cheap; when computing runtime cost of switch,
10327 use log2 base of amount of its cases; builtin_expect has cost of 0;
10328 compute cost for moving return value of call.
10329 (init_inline_once): Initialize time_based flags.
10330 * tree-inline.h (eni_weights_d): Add time_based flag.
10331
10332 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10333
10334 * df-core.c: Update head documentation.
10335
10336 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
10337
10338 PR bootstrap/40118
10339 * rs6000.c (rs6000_generate_compare): Use op1b instead of
10340 shadowing exisiting variable op1.
10341
10342 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
10343
10344 PR target/37179
10345 * config/i386/driver-i386.c (processor_signatures): New enum.
10346 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
10347 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
10348 processor signature to detect geode processor.
10349
10350 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10351
10352 Revert:
10353
10354 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10355
10356 * optabs.c (prepare_cmp_insn): Temporarily disable test that
10357 causes spurious differences between trunk and cond-optab branch.
10358
10359 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10360
10361 * dojump.c (compare_from_rtx): Delete.
10362 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
10363 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
10364 if the comparison does not satisfy the predicate; test predicates for
10365 operands 2 and 3 of a cstore pattern. Don't try cstore optab
10366 further if one existing pattern fails.
10367 * expr.h (compare_from_rtx): Delete.
10368 (prepare_operand): Declare it.
10369 * optabs.c: Change "lib call" to "libcall" throughout.
10370 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
10371 HAVE_conditional_trap, emit_cmp_insn): Delete.
10372 (can_compare_p): Delete cmp_optab case.
10373 (prepare_float_lib_cmp): Return an rtx and a machine mode.
10374 Accept other parameters by value.
10375 (prepare_operand): Make non-static.
10376 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
10377 other parameters by value. Try to widen operands here based on
10378 an optab_methods argument and looking at cbranch_optab.
10379 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
10380 loop. Use cbranch_optab directly.
10381 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
10382 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
10383 assertion.
10384 (emit_conditional_move, emit_conditional_add): Inline what's needed
10385 of compare_from_rtx, using new prepare_cmp_insn for the rest.
10386 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
10387 with COMPARE. Move cmov_optab and cstore_optab above
10388 with cbranch_optab, move cmp_optab down with ucmp_optab,
10389 remove tst_otpab. Do not initialize trap_rtx.
10390 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
10391 for trap code. Do not check HAVE_conditional_trap. Use
10392 prepare_cmp_insn. Accept no predicate for operand 3.
10393 * optabs.h (OTI_cmp): Mark as used only for libcalls.
10394 (OTI_ctrap, ctrap_optab): New.
10395 (tst_optab): Delete.
10396 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
10397 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
10398 with lookup of ctrap_optab.
10399 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
10400 Delete.
10401 (ctrap_optab): New.
10402
10403 * combine.c (combine_simplify_rtx, simplify_set): Do not
10404 special case comparing against zero for cc0 machines.
10405 * simplify-rtx.c (simplify_binary_operation_1): Never remove
10406 COMPARE on cc0 machines.
10407 (simplify_relational_operation): Return a new expression when
10408 a COMPARE could be removed.
10409 * final.c (final_scan_insn): Compare cc_status values
10410 against LHS of a (compare FOO (const_int 0)) cc0 source.
10411 Also check if cc_status.value is the full compare.
10412
10413 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
10414 (cstoreMM4): Document.
10415 (conditional_trap): Document ctrapMM4 instead.
10416 (sync_compare_and_swapMM): Refer to cbranchcc4.
10417 (Dependent Patterns): Eliminate obsolete information referring to
10418 the old jump optimization phase.
10419 (Canonicalization): Include cbranchcc4 case, omit canonicalization
10420 of compares with 0 on cc0 machines.
10421 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
10422 avoiding references to cc0. Remove text about storing operands
10423 in cmpMM.
10424 * doc/tm.texi (Condition Codes): Include blurb on different
10425 condition code representations, separate into subsections for
10426 CC0, MODE_CC and conditional execution.
10427
10428 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
10429 alpha_emit_setcc): Accept operands and a machine mode.
10430 * config/alpha/alpha.c (alpha_emit_conditional_branch):
10431 Get code/op0/op1 from operands, use machine mode argument
10432 instead of alpha_compare.fp_p. Emit the branch here.
10433 (alpha_emit_setcc): Likewise, and return boolean.
10434 (alpha_emit_conditional_move): Likewise. Assert that
10435 cmp_op_mode == cmp_mode, and simplify accordingly.
10436 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
10437 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
10438 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
10439 Delete.
10440 (stack probe test): Use cbranchdi4.
10441 * config/alpha/predicates.md (alpha_cbranch_operator): New.
10442
10443 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
10444 * config/arc/arc.h (movsicc, movsfcc): Use it.
10445 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
10446 (cbranchsi4, cstoresi4): New.
10447 (cmpsi, bCC and sCC expanders): Remove.
10448
10449 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
10450 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
10451 * config/arm/predicates.md (arm_comparison_operator): Only include
10452 floating-point operators if there is a hardware floating-point unit.
10453 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
10454 deferring to cbranch_cc and cstore_cc respectively.
10455 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
10456 cbranch_cc, cstore_cc): New.
10457 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
10458 arm_compare_op1.
10459 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
10460
10461 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
10462 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
10463 as an argument.
10464 (adjust_insn_length): Adjust calls.
10465 (avr_reorg): Handle (compare (foo) (const_int 0)).
10466 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
10467 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
10468 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
10469 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
10470 (bCC): Remove.
10471 (cbranchqi4, cbranchhi4, cbranchsi4): New.
10472 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
10473
10474 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
10475 (cbranchsi4, cstorebi4, cstoresi4): New.
10476 (movbisi): This insn is duplicate, split it to zero_extend.
10477 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
10478 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
10479 (bfin_optimize_loop): Use cbranch expander.
10480 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
10481 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
10482 (bfin_bimode_comparison_operator): ... this.
10483 (bfin_direct_comparison_operator): New.
10484
10485 * config/cris/cris.c (cris_normal_notice_update_cc): Look
10486 inside (compare FOO (const_int 0)).
10487 (cris_rtx_costs): Handle ZERO_EXTRACT.
10488 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
10489 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
10490 (*tstdi_v32): Delete.
10491 (*cmpdi_non_v32): Add M alternative for operand 1.
10492 (cmpsi, cmp<mode>): Make private.
10493 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
10494 with COMPARE.
10495 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
10496
10497 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
10498 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
10499 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
10500 (cc_reg_operand): New.
10501 (any_cond): Delete.
10502 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
10503 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
10504 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
10505 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
10506 crx_expand_scond): Delete.
10507
10508 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
10509 (cbranchsi4): New.
10510 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
10511 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
10512
10513 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
10514 cstoresi4, cstoresf4, cstoredf4): New.
10515 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
10516 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
10517 Receive the entire operands array.
10518 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
10519 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
10520 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
10521 Get test/op0/op1 from the operands array.
10522 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
10523
10524 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
10525 (h8300_expand_store): New.
10526 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
10527 (const_int 0)).
10528 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
10529 (h8300_expand_store): New.
10530 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
10531 or do not try to produce (set (cc0) REG).
10532 (peepholes): Wrap arguments with COMPARE. Add a peephole to
10533 change a compare into a move to a scratch register. Disable some
10534 peepholes when comparing with zero.
10535 (tstsi, tsthi, tstsi, cmpqi): Make private.
10536 (cmphi): Delete.
10537 (bCC, sCC): Delete.
10538 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
10539 cstoresi4): New.
10540
10541 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
10542 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
10543 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
10544 (ix86_emit_i387_log1p): Use cbranchxf2.
10545 (ix86_expand_setcc): Return void.
10546 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
10547 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
10548 cmp<MODEF>, cmpcc): Remove.
10549 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
10550 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
10551 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
10552 (sCC and bCC expanders): Remove.
10553 (stack_protect_test): Use cbranchcc4.
10554
10555 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
10556 Delete.
10557 (ia64_expand_compare): Accept three rtx by reference and return void.
10558 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
10559 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
10560 from *expr. Update *expr with the BImode comparison to do.
10561 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
10562 cmptf, bCC, sCC, conditional_trap): Delete.
10563 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
10564 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
10565 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
10566 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
10567 * config/ia64/predicates.md (ia64_cbranch_operator): New.
10568
10569 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
10570 type of last argument.
10571 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
10572 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
10573 use machine mode argument instead of branch_type. Remove dead
10574 code for floating-point comparisons.
10575 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
10576 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
10577 Remove.
10578 (cbranchsi4, cstoresi4): New.
10579 * config/iq2000/predicates.md (reg_or_const_operand): New.
10580
10581 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
10582 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
10583 (b<code>_op): Rewrite to...
10584 (bcc_op): ... this, using match_operator.
10585 (s<code>_op): Rewrite to...
10586 (scc_op): ... this, using match_operator.
10587 (s<code>_24_op): Rewrite to...
10588 (scc_op_24): ... this, using match_operator.
10589 (s<code>_<mode>): Rewrite to...
10590 (cstore<mode>4): ... this, using match_operator.
10591 (s<code>_<mode>_24): Rewrite to...
10592 (cstore<mode>4_24): ... this, using match_operator.
10593 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
10594 m32c_unpend_compare, m32c_expand_scc): Delete.
10595 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
10596 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
10597 (m32c_expand_movcc): Change NE to EQ if necessary.
10598 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
10599
10600 * config/m32r/m32r-protos.h (gen_cond_store): New.
10601 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
10602 (gen_cond_store): New, from sCC patterns.
10603 (m32r_expand_block_move): Use cbranchsi4.
10604 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
10605 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
10606 (cbranchsi4, cstoresi4): New.
10607
10608 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
10609 Delete.
10610 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
10611 (m68hc11_notice_update_cc): Look into a compare with 0.
10612 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
10613 Delete.
10614 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
10615 cmphi, cmpqi, bCC): Delete.
10616 (cbranchsi4, cbranchhi4, cbranchqi4): New.
10617 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
10618 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
10619 sets with COMPARE.
10620
10621 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
10622 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
10623 * config/m68k/constraints.md (H): New.
10624 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
10625 the define_insn below.
10626 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
10627 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
10628 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
10629 patterns): Wrap RHS with COMPARE.
10630 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
10631 (*cmpdi_internal): Name this pattern.
10632 (cmpdi): Change to define_insn.
10633 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
10634 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
10635 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
10636 predicate.
10637 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
10638 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
10639 (conditional_trap): Change to...
10640 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
10641 (*conditional_trap): Use the ordered_comparison_operator and
10642 const1_operand predicates.
10643 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
10644 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
10645 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
10646 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
10647
10648 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
10649 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
10650 (mcore_gen_compare): New.
10651 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
10652 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
10653 (mcore_gen_compare): ... this.
10654 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
10655 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
10656 (stack probe pattern): Use cbranchsi4.
10657
10658 * config/mips/predicates.md (mips_cstore_operator): New.
10659 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
10660 * config/mips/mips.md (any_cond): Delete.
10661 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
10662 always succeed.
10663 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
10664 fixuns_truncsfdi2): Use cbranch patterns.
10665 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
10666 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
10667 Adjust call to mips_expand_conditional_branch.
10668 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
10669 cstore<GPR:mode>4.
10670 * config/mips/mips-protos.h (mips_expand_conditional_branch,
10671 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
10672 * config/mips/mips.c (cmp_operands): Delete.
10673 (mips_emit_compare): Get comparison operands from *op0/*op1.
10674 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
10675 that it succeeds. Use op0/op1 instead of cmp_operands.
10676 (mips_expand_conditional_branch, mips_expand_conditional_move,
10677 mips_expand_conditional_trap): Likewise.
10678 (mips_block_move_loop): Use cbranch patterns.
10679 * config/mips/mips.h (cmp_operands): Delete.
10680
10681 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
10682 (mmix_gen_compare_reg): Just return a register in the right CC mode.
10683 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
10684 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
10685 (*cmpcc_folded): Rename to...
10686 (*cmpdi_folded): this.
10687 (*cmpcc): Rename to...
10688 (*cmps): ... this.
10689 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
10690 (bCC): Remove.
10691 (cbranchdi4): New.
10692 (cbranchdf4): New. Handle invalid comparisons here.
10693 * config/mmix/predicates.md (float_comparison_operator): New.
10694
10695 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
10696 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
10697 * config/mn10300/mn10300.md (tst): Delete.
10698 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
10699 Name these patterns and wrap RHS in a compare.
10700 (*cmpsi): Make this pattern private. Include tst.
10701 (*cmpsf): Make this pattern private.
10702 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
10703 (compare with zero peepholes): Likewise.
10704 (bCC): Remove.
10705 (cbranchsi4, cbranchsf4): New.
10706 (casesi): Use cbranchsi4.
10707
10708 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
10709 hppa_branch_type): Delete.
10710 (return_addr_rtx): Use cbranchsi4.
10711 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
10712 Emit CCFPmode comparison here.
10713 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
10714 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
10715 hppa_branch_type): Delete.
10716 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
10717 (movsicc, movdicc): Remove references to hppa_compare_op0,
10718 hppa_compare_op1 and compare_from_rtx.
10719 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
10720 (casesi): Use cbranchsi4.
10721
10722 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
10723 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
10724 * config/pdp11/pdp11.md (register_or_const0_operand): New.
10725 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
10726 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
10727 (bCC): Delete.
10728 (cbranchdf4, cbranchhi4, cbranchqi4): New.
10729 (*branch, *branch_inverted): New.
10730
10731 * config/picochip/picochip.md (cbranchhi4): Use
10732 ordered_comparison_operator.
10733 (cmphi, bCC): Remove.
10734
10735 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
10736 (trap_comparison_operator): Delete.
10737 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
10738 rs6000_emit_cbranch): Accept mode and operands.
10739 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
10740 rs6000_compare_fp_p): Delete.
10741 (rs6000_generate_compare): Accept mode and comparison. Extract code
10742 and op0/op1 from there. Replace references to rs6000_compare_op0
10743 and rs6000_compare_op1.
10744 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
10745 extract result from passed operands.
10746 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
10747 extract loc from passed operands.
10748 (rs6000_emit_cmove): Likewise.
10749 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
10750 rs6000_compare_fp_p): Delete.
10751 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
10752 (cbranch<GPR>4, cbranch<FP>4): New.
10753 (cstore<mode>4): New. Consolidate here all choices about when to use
10754 portable or specialized sCC sequences.
10755 (stack_protect_test): Use cbranchsi4.
10756 (conditional_trap): Replace with ctrap<GPR>4.
10757 (conditional trap insn): Replace trap_comparison_operator with
10758 ordered_comparison_operator.
10759
10760 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
10761 (s390_emit_prologue): Use ctrap.
10762 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
10763 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
10764 New predicates replacing...
10765 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
10766 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
10767 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
10768 (add<mode>cc): Do not use s390_compare_op0/op1.
10769 (s<code>): Change to...
10770 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
10771 (seq): Change to...
10772 (cstorecc4): ... this. Handle EQ or NE equally.
10773 (*sne): Un-privatize for use in cstorecc4.
10774 (b<code>): Change to...
10775 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
10776 (conditional_trap): Replace with...
10777 (ctrap<GPR>4, ctrap<FP>4): ... these.
10778 (stack_protect): Use cbranchcc4.
10779
10780 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
10781 * config/score/score-protos.h (score_gen_cmp): Delete.
10782 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
10783 (score_block_move-loop): Use cbranchsi4.
10784 * config/score/score.md (cbranchsi4): New.
10785 (cmpsi, bCC): Delete.
10786 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
10787 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
10788 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
10789 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
10790 * config/score/score3.h (score3_gen_cmp): Delete.
10791 * config/score/score7.h (score7_gen_cmp): Delete.
10792
10793 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
10794 (sh_emit_scc_to_t): ... this. Return void.
10795 (from_compare): Rename to...
10796 (sh_emit_compare_and_branch): ... this.
10797 (sh_emit_compare_and_set): New.
10798 (sh_expand_t_scc): Accept operands.
10799 * config/sh/predicates.md (sh_float_comparison_operator): New.
10800 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
10801 (prepare_scc_operands): Rename to...
10802 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
10803 arguments.
10804 (sh_emit_cheap_store_flag): New.
10805 (sh_emit_set_t_insn): New.
10806 (from_compare): Rename to...
10807 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
10808 handling of TARGET_SH2E floating point to avoid recursive call.
10809 Generate branch here.
10810 (sh_emit_compare_and_set): New.
10811 (sh_expand_t_scc): Get op0/op1 from arguments.
10812 (sh_emit_cheap_store_flag): New.
10813 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
10814 cases.
10815 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
10816 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
10817 (movsicc, movdicc): Do nothing when it recreated operands from
10818 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
10819 prepare_scc_operands (now sh_emit_scc_to_t).
10820 (udivdi3): Use cstoresi4.
10821 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
10822 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
10823 (cbranchint4_media, cbranchfp4_media): New.
10824 (casesi): Use cbranchdi4.
10825 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
10826 Delete.
10827 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
10828 (movnegt): Remove second operand.
10829 (cbranchsf4, cbranchdf4): New.
10830 (stack_protect): Use cbranchdi4/cbranchsi4.
10831
10832 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
10833 (gen_compare_reg): Accept comparison, extract part of it to...
10834 (gen_compare_reg_1): ... this.
10835 (gen_compare_operator): Delete.
10836 (gen_v9_scc): Accept separate destination, comparison code and arms.
10837 Do not use sparc_compare_op0/sparc_compare_op1.
10838 (emit_scc_insn, emit_conditional_branch_insn): New.
10839 (emit_v9_brxx): Make static. Remove useless assertion.
10840 (sparc_emit_float_lib_cmp): Return RTL instead of calling
10841 emit_cmp_insn.
10842 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
10843 * config/sparc/sparc-protos.h (gen_compare_reg,
10844 sparc_emit_float_lib_cmp): Adjust prototype.
10845 (emit_scc_insn, emit_conditional_branch_insn): New.
10846 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
10847 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
10848 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
10849 iterators to the top.
10850 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
10851 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
10852 snedi_special_trunc): Delete.
10853 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
10854 and snedi_special_trunc.
10855 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
10856 cbranchdi4, cbranch<F:mode>4): New.
10857 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
10858 here. Use gen_compare_reg instead of gen_compare_operator.
10859 (conditional_trap): Replace with...
10860 (ctrapsi4, ctrapdi4): ... this.
10861 (stack_protect_test): Use cbranchcc4.
10862
10863 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
10864 argument to rtx.
10865 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
10866 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
10867 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
10868 from operands[0] or operands[3] depending on is_set.
10869 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
10870 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
10871 cmpdf, bCC), sCC: Remove.
10872 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
10873 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
10874 cstoredf4): New.
10875 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
10876 spu_emit_branch_or_set.
10877
10878 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
10879 Add two arguments.
10880 * config/stormy16/stormy16.h (xstormy16_compare_op0,
10881 xstormy16_compare_op1): Delete.
10882 * config/stormy16/stormy16.c (xstormy16_compare_op0,
10883 xstormy16_compare_op1): Delete.
10884 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
10885 Adjust calls.
10886 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
10887 (cmphi, cmpsi, bCC): Remove.
10888
10889 * config/v850/v850.md (tstsi, cmpsi): Fold into...
10890 (*cmpsi): ... this one.
10891 (cbranchsi4, cstoresi4): New.
10892 (bCC expanders): Delete.
10893 (sCC insns): Fold into...
10894 (*setcc): ... this one.
10895 (casesi): Do not use gen_cmpsi and gen_bgtu.
10896 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
10897 (movsicc): Simplify.
10898 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
10899
10900 * config/vax/vax-protos.h (cond_name): New.
10901 (vax_output_conditional_branch): Remove.
10902 * config/vax/vax.c (cond_name): New.
10903 (vax_output_conditional_branch): Remove.
10904 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
10905 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
10906 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
10907 (bit<VAXint>): Wrap source with (compare).
10908 (b<code> and following unnamed pattern): Rename to *branch and
10909 *branch_reversed. Change macroization to match_operator.
10910 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
10911
10912 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
10913 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
10914 Change last argument to machine_mode.
10915 (xtensa_expand_scc): Add machine_mode argument.
10916 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
10917 (gen_conditional_move, xtensa_expand_conditional_branch,
10918 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
10919 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
10920 Adjust operand numbers.
10921 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
10922 Delete.
10923 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
10924 (cmpsi, cmpsf, b<code>, s<code>): Delete.
10925 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
10926
10927 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10928
10929 * optabs.c (prepare_cmp_insn): Temporarily disable test that
10930 causes spurious differences between trunk and cond-optab branch.
10931
10932 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
10933
10934 PR target/37137
10935 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
10936
10937 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
10938
10939 * tree.c (iterative_hash_pointer): Delete.
10940 (iterative_hash_expr): Short-circuit handling of NULL pointer.
10941 Hash UIDs and versions of SSA names. Don't special-case built-in
10942 function declarations.
10943
10944 2009-05-11 Ian Lance Taylor <iant@google.com>
10945
10946 PR bootstrap/40103
10947 * graphite.c: Force -Wc++-compat to only be a warning before
10948 #including "cloog/cloog.h".
10949
10950 2009-05-11 Martin Jambor <mjambor@suse.cz>
10951
10952 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
10953
10954 2009-05-11 Jan Hubicka <jh@suse.cz>
10955
10956 * tree-ssa-loop-ivcanon.c: Include target.h
10957 (struct loop_size): new structure.
10958 (constant_after_peeling): New predicate.
10959 (tree_estimate_loop_size): New function.
10960 (estimated_unrolled_size): Rewrite for new estimates.
10961 (try_unroll_loop_completely): Use new estimates.
10962 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
10963
10964 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
10965
10966 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
10967 libcpp interface change.
10968 (spu_macro_to_expand): Likewise.
10969
10970 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
10971
10972 PR tree-optimization/40026
10973 * gimplify.c (gimplify_init_constructor): Change initial conditional
10974 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
10975 optimize_compound_literals_in_ctor.
10976
10977 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
10978
10979 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
10980 New devices.
10981 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
10982
10983 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
10984
10985 * tree-vect-data-refs.c (vect_analyze_group_access): Use
10986 HOST_WIDE_INT for gap.
10987
10988 2009-05-11 Ira Rosen <irar@il.ibm.com>
10989
10990 PR tree-optimization/40074
10991 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
10992 account in group size and step comparison.
10993
10994 2009-05-11 Richard Guenther <rguenther@suse.de>
10995
10996 * passes.c (init_optimization_passes): Strip now incorrect comment.
10997 (execute_function_todo): Do not set PROP_alias.
10998 * tree-pass.h (PROP_alias): Remove.
10999 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
11000 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
11001 * tree-nrv.c (pass_return_slot): Likewise.
11002 * tree-object-size.c (pass_object_sizes): Likewise.
11003 * tree-ssa-dom.c (pass_dominator): Likewise.
11004 (pass_phi_only_cprop): Likewise.
11005 * tree-ssa-dse.c (pass_dse): Likewise.
11006 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
11007 (pass_cselim): Likewise.
11008 * tree-ssa-pre.c (pass_pre): Likewise.
11009 (pass_fre): Likewise.
11010 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
11011 * tree-ssa-sink.c (pass_sink_code): Likewise.
11012 * tree-stdarg.c (pass_stdarg): Likewise.
11013 * tree-tailcall.c (pass_tail_calls): Likewise.
11014 * tree-vrp.c (pass_vrp): Likewise.
11015
11016 2009-05-10 Ian Lance Taylor <iant@google.com>
11017
11018 * basic-block.h (enum profile_status): Break out of struct
11019 control_flow_graph.
11020 * cgraph.h (struct inline_summary): Break out of struct
11021 cgraph_local_info.
11022 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
11023 of struct cgraph_order_sort.
11024 * combine.c (enum undo_kind): New enum, broken out of struct undo.
11025 * cse.c (struct branch_path): Break out of struct
11026 cse_basic_block_data.
11027 * except.h (enum eh_region_type): Break out of struct eh_region.
11028 * gcc.c (enum add_del): Break out of struct modify_target.
11029 * genrecog.c (enum decision_type): Break out of struct decision_test.
11030 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
11031 ggc_pch_data.
11032 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
11033 * regmove.c (enum match_use): New enum, broken out of struct match.
11034 * sched-int.h (enum post_call_group): New enum, broken out of
11035 struct deps.
11036 (struct deps_reg): Break out of struct deps.
11037 * target.h (struct asm_int_op): Break out of struct gcc_target.
11038 * tree-eh.c (struct goto_queue_node): Break out of struct
11039 leh_tf_state.
11040 * tree-inline.h (enum copy_body_cge_which): Break out of
11041 copy_body_data.
11042 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
11043
11044 * c-decl.c (in_struct, struct_types): New static variables.
11045 (pushtag): Add loc parameter. Change all callers.
11046 (lookup_tag): Add ploc parameter. Change all callers.
11047 (check_compound_literal_type): New function.
11048 (parser_xref_tag): Add loc parameter. Change all callers. If
11049 -Wc++-compat, warn about struct/union/enum types defined within a
11050 struct or union.
11051 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
11052 and loc parameters. Change all callers. Change error calls to
11053 error_at, using loc. For a redefinition, if the location of the
11054 original definition is known, report it. Set in_struct and
11055 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
11056 (finish_struct): Add new parameters enclosing_in_struct and
11057 enclosing_struct_types. Change all callers. Set
11058 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
11059 in the struct. If in a struct, add this struct to struct_types.
11060 (start_enum): Add loc parameter. Change all callers. Use
11061 error_at for errors, using loc. For a redefinition, if the
11062 location of the original definition is known, report it. If in a
11063 struct, add this enum type to struct_types. If -Wc++-compat warn
11064 if in sizeof, typeof, or alignof.
11065 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
11066 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
11067 (c_parser_enum_specifier): Get enum location for start_enum.
11068 (c_parser_struct_or_union_specifier): Get struct location for
11069 start_struct. Save in_struct and struct_types status between
11070 start_struct and finish_struct.
11071 (c_parser_cast_expression): Get location of cast.
11072 (c_parser_alignof_expression): Get location of type.
11073 (c_parser_postfix_expression): Likewise.
11074 (c_parser_postfix_expression_after_paren_type): Add type_loc
11075 parameter. Change all callers. Call check_compound_literal_type.
11076 Use type_loc for error about variable size type.
11077 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
11078 of an enum constant from an enum type defined in a struct or union.
11079 (c_cast_expr): Add loc parameter. Change all callers. If
11080 -Wc++-compat, warn about defining a type in a cast.
11081 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
11082 (start_enum, start_struct, finish_struct): Update declarations.
11083 (parser_xref_tag, c_cast_expr): Update declarations.
11084 (check_compound_literal_type): Declare.
11085
11086 2009-05-11 Ben Elliston <bje@au.ibm.com>
11087
11088 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
11089 for recent libcpp interface change.
11090 (rs6000_macro_to_expand): Likewise.
11091
11092 2009-05-10 Michael Matz <matz@suse.de>
11093
11094 PR target/40031
11095 * config/arm/arm.c (require_pic_register): Emit on entry edge,
11096 not at entry of function.
11097
11098 2009-05-10 Richard Guenther <rguenther@suse.de>
11099
11100 PR tree-optimization/40081
11101 Revert
11102 * tree-sra.c (instantiate_element): Instantiate scalar replacements
11103 using the main variant of the element type. Do not fiddle with
11104 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
11105
11106 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
11107 structs with volatile fields.
11108
11109 2009-05-10 Jan Hubicka <jh@suse.cz>
11110
11111 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
11112 (estimate_move_cost): Assert that it does not get called for
11113 VOID_TYPE_P.
11114 (estimate_num_insns): Skip VOID types in argument handling.
11115 (optimize_inline_calls): Delete unreachable blocks and verify that
11116 callgraph is valid.
11117
11118 2009-05-10 Jan Hubicka <jh@suse.cz>
11119
11120 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
11121 * cgraph.c (cgraph_mark_address_taken_node): New function.
11122 (dump_cgraph_node): Dump new flag.
11123 * cgraph.h (struct cgraph_node): Add address_taken.
11124 (cgraph_mark_address_taken_node): New function.
11125 * ipa.c (cgraph_postorder): Prioritize functions with address taken
11126 since new direct calls can be born.
11127
11128 2009-05-10 Joseph Myers <joseph@codesourcery.com>
11129
11130 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
11131 tok->val.node.node.
11132
11133 2009-05-10 Jan Hubicka <jh@suse.cz>
11134
11135 PR middle-end/40084
11136 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
11137 argument; rewrite.
11138 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
11139 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
11140 * tree-inline.c (copy_bb): Set frequency correctly.
11141 (fold_marked_statements): Update call to
11142 cgraph_update_edges_for_call_stmt.
11143
11144 2009-05-10 Joseph Myers <joseph@codesourcery.com>
11145
11146 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
11147 identifiers in diagnostics.
11148 * config/arm/arm.c (arm_handle_fndecl_attribute,
11149 arm_handle_isr_attribute): Likewise.
11150 * config/avr/avr.c (avr_handle_progmem_attribute,
11151 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
11152 * config/bfin/bfin.c (handle_int_attribute,
11153 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
11154 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
11155 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
11156 Likewise.
11157 * config/darwin.c (darwin_handle_kext_attribute,
11158 darwin_handle_weak_import_attribute): Likewise.
11159 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
11160 h8300_handle_eightbit_data_attribute,
11161 h8300_handle_tiny_data_attribute): Likewise.
11162 * config/i386/i386.c (ix86_handle_cconv_attribute,
11163 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
11164 * config/i386/winnt.c (ix86_handle_shared_attribute,
11165 ix86_handle_selectany_attribute): Likewise.
11166 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
11167 * config/m32c/m32c.c (function_vector_handler): Likewise.
11168 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
11169 m68hc11_handle_fntype_attribute): Likewise.
11170 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
11171 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
11172 * config/mips/mips.c (mips_insert_attributes,
11173 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
11174 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
11175 rs6000_handle_struct_attribute): Likewise.
11176 * config/sh/sh.c (sh_insert_attributes,
11177 sh_handle_resbank_handler_attribute,
11178 sh_handle_interrupt_handler_attribute,
11179 sh2a_handle_function_vector_handler_attribute,
11180 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
11181 Likewise.
11182 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
11183 * config/spu/spu.c (spu_handle_fndecl_attribute,
11184 spu_handle_vector_attribute): Likewise.
11185 * config/stormy16/stormy16.c
11186 (xstormy16_handle_interrupt_attribute): Likewise.
11187 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
11188 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
11189
11190 2009-05-10 Joseph Myers <joseph@codesourcery.com>
11191
11192 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
11193 (pp_translate_identifiers): New.
11194 (pp_identifier): Only conditionally translate identifier to locale
11195 character set.
11196 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
11197 (pp_base_tree_identifier): Only conditionally translate identifier
11198 to locale character set.
11199 * c-pretty-print.c (M_): Define.
11200 (pp_c_type_specifier, pp_c_primary_expression): Mark English
11201 fragments for conditional translation with M_.
11202 * tree-pretty-print.c (maybe_init_pretty_print): Disable
11203 identifier translation.
11204
11205 2009-05-10 Richard Guenther <rguenther@suse.de>
11206
11207 PR tree-optimization/40081
11208 * tree-sra.c (instantiate_element): Instantiate scalar replacements
11209 using the main variant of the element type. Do not fiddle with
11210 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
11211
11212 2009-05-09 Jan Hubicka <jh@suse.cz>
11213
11214 PR middle-end/40080
11215 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
11216 indirect calls; verify cgraph afterwards.
11217
11218 2009-05-09 Jan Hubicka <jh@suse.cz>
11219
11220 PR bootstrap/40082
11221 * ipa.c (update_inlined_to_pointer): New function.
11222 (cgraph_remove_unreachable_nodes): Use it.
11223
11224 2009-05-09 Jan Hubicka <jh@suse.cz>
11225
11226 * tree-eh.c (struct leh_state): Remove prev_try.
11227 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
11228 not track prev_try.
11229 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
11230 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
11231 remove_eh_handler_and_replace, foreach_reachable_handler,
11232 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
11233 * except.h (struct eh_region): Remove eh_region_u_cleanup.
11234 (gen_eh_region_cleanup): Update prototype.
11235
11236 2009-05-09 Jan Hubicka <jh@suse.cz>
11237
11238 PR middle-end/40043
11239 * except.c (copy_eh_region): Always set prev_try.
11240 (redirect_eh_edge_to_label): Find outer try.
11241 (foreach_reachable_handler): When looking for prev try
11242 handle case where previous try is not going to be taken.
11243
11244 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
11245
11246 PR tree-optimization/40049
11247 * tree-vect-stmts.c (vectorizable_operation): If the machine has
11248 only vector/vector shifts, convert the type of the constant to the
11249 appropriate type to avoid building incorrect trees, which
11250 eventually have problems with garbage collection.
11251
11252 2009-05-08 Joseph Myers <joseph@codesourcery.com>
11253
11254 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
11255 -1 for complex floating-point types if honoring signed zeros.
11256
11257 2009-05-08 Jan Hubicka <jh@suse.cz>
11258
11259 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
11260 argument; handle correctly when profile is absent.
11261 (build_cgraph_edges): Update.
11262 (rebuild_cgraph_edges): Update.
11263 * cgraph.c: Do not include varray.h.
11264 (cgraph_set_call_stmt_including_clones): New function.
11265 (cgraph_create_edge_including_clones): Likewise
11266 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
11267 (cgraph_update_edges_for_call_stmt): Handle clones.
11268 (cgraph_remove_node): Handle clone tree.
11269 (cgraph_remove_node_and_inline_clones): New function.
11270 (dump_cgraph_node): Dump clone tree.
11271 (cgraph_clone_node): Handle clone tree.
11272 (clone_function_name): Bring here from tree-inline.c.
11273 (cgraph_create_virtual_clone): New function.
11274 * cgraph.h (ipa_replace_map): Move here from ipa.h.
11275 (cgraph_clone_info): New function.
11276 (strut cgraph_node): Add clone_info and new clone tree pointers.
11277 (cgraph_remove_node_and_inline_clones,
11278 cgraph_set_call_stmt_including_clones,
11279 cgraph_create_edge_including_clones,
11280 cgraph_create_virtual_clone): Declare.
11281 (cgraph_function_versioning): Use VEC argument.
11282 (compute_call_stmt_bb_frequency): Update prototype.
11283 (cgraph_materialize_all_clones): New function.
11284 * ipa-cp.c (ipcp_update_cloned_node): Remove.
11285 (ipcp_create_replace_map): Update to VECtors.
11286 (ipcp_update_callgraph): Use virtual clones.
11287 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
11288 (ipcp_update_profiling): Do not update local profiling.
11289 (ipcp_insert_stage): Use VECtors and virtual clones.
11290 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
11291 (clone_of_p): New function.
11292 (cgraph_preserve_function_body_p): Use clone tree.
11293 (cgraph_optimize): Materialize clones.
11294 (cgraph_function_versioning): Update for VECtors.
11295 (save_inline_function_body): Use clone tree.
11296 (cgraph_materialize_clone): New function.
11297 (cgraph_materialize_all_clones): Likewise.
11298 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
11299 * ipa.c: Include gimple.h.
11300 (cgraph_remove_unreachable_nodes): Use clone tree.
11301 * ipa-prop.c (ipa_note_param_call): Update call to
11302 compute_call_stmt_bb_frequencycall.
11303 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
11304 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
11305 (copy_bb): Handle updating of clone tree; add new edge when new call
11306 appears.
11307 (expand_call_inline): Be strict about every call having edge.
11308 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
11309 (delete_unreachable_blocks_update_callgraph): New function.
11310 (tree_function_versioning): Use VECtors; always remove unreachable
11311 blocks and fold conditionals.
11312 * tree-inline.h: Do not include varray.h.
11313 (tree_function_versioning): Remove.
11314 * Makefile.in (GTFILES): Remove tree-inline.c
11315 * passes.c (do_per_function): Do only functions having body.
11316 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
11317 tree.
11318
11319 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
11320 Andrew Morrow <acm@google.com>
11321
11322 PR c/36892
11323 * c-common.c (c_common_attribute_table): Permit deprecated
11324 attribute to take an optional argument.
11325 (handle_deprecated_attribute): If the optional argument to
11326 __attribute__((deprecated)) is not a string ignore the attribute
11327 and emit a warning.
11328
11329 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
11330 * c-typeck.c (build_component_ref): Likewise.
11331 (build_external_ref): Likewise.
11332
11333 * toplev.c (warn_deprecated_use): Add an attribute argument.
11334 Emit the message associated with __attribute__((deprecated)).
11335
11336 * toplev.h (warn_deprecated_use): Updated.
11337
11338 * doc/extend.texi: Document new optional parameter to
11339 __attribute__((deprecated))
11340
11341 2009-05-08 Michael Eager <eager@eagercon.com>
11342
11343 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
11344 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
11345
11346 2009-05-08 Richard Guenther <rguenther@suse.de>
11347
11348 PR tree-optimization/40062
11349 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
11350 Avoid exponential behavior.
11351
11352 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
11353
11354 PR rtl-optimization/33928
11355 PR 26854
11356 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
11357 process_uses, build_single_def_use_links): New.
11358 (update_df): Update use_def_ref.
11359 (forward_propagate_into): Use get_def_for_use instead of use-def
11360 chains.
11361 (fwprop_init): Call build_single_def_use_links and let it initialize
11362 dataflow.
11363 (fwprop_done): Free use_def_ref.
11364 (fwprop_addr): Eliminate duplicate call to df_set_flags.
11365 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
11366 df_rd_simulate_one_insn): New.
11367 (df_rd_bb_local_compute_process_def): Update head comment.
11368 (df_chain_create_bb): Use the new RD simulation functions.
11369 * df.h (df_rd_simulate_artificial_defs_at_top,
11370 df_rd_simulate_one_insn): New.
11371 * opts.c (decode_options): Enable fwprop at -O1.
11372 * doc/invoke.texi (-fforward-propagate): Document this.
11373
11374 2009-05-08 Joseph Myers <joseph@codesourcery.com>
11375
11376 PR c/24581
11377 * c-typeck.c (build_binary_op): Handle arithmetic between one real
11378 and one complex operand specially.
11379 * tree-complex.c (some_nonzerop): Do not identify a real value as
11380 zero if flag_signed_zeros.
11381
11382 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
11383
11384 PR rtl-optimization/33928
11385 * loop-invariant.c (record_use): Fix && vs. || mishap.
11386
11387 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
11388
11389 PR rtl-optimization/33928
11390 * loop-invariant.c (struct use): Add addr_use_p.
11391 (struct def): Add n_addr_uses.
11392 (struct invariant): Add cheap_address.
11393 (create_new_invariant): Set cheap_address.
11394 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
11395 (record_uses): Pass df_ref to record_use.
11396 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
11397 used only as such.
11398
11399 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
11400
11401 * config/sh/sh.c: Do not include c-pragma.h.
11402
11403 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
11404
11405 * config/spu/spu.c: Remove include of c-common.h.
11406
11407 2009-05-07 Janis Johnson <janis187@us.ibm.com>
11408
11409 PR c/39037
11410 * c-common.h (mark_valid_location_for_stdc_pragma,
11411 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
11412 clear_float_const_decimal64, float_const_decimal64_p): New.
11413 * c.opt (Wunsuffixed-float-constants): New.
11414 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
11415 unsuffixed float constant, handle new warning.
11416 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
11417 * c-decl.c (c_scope): New flag float_const_decimal64.
11418 (set_float_const_decimal64, clear_float_const_decimal64,
11419 float_const_decimal64_p): New.
11420 (push_scope): Set new flag.
11421 * c-parser.c (c_parser_translation_unit): Mark when it's valid
11422 to use STDC pragmas.
11423 (c_parser_external_declaration): Ditto.
11424 (c_parser_compound_statement_nostart): Ditto.
11425 * c-pragma.c (valid_location_for_stdc_pragma,
11426 mark_valid_location_for_stdc_pragma,
11427 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
11428 handle_pragma_float_const_decimal64): New.
11429 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
11430 * cp/semantics.c (valid_location_for_stdc_pragma_p,
11431 set_float_const_decimal64, clear_float_const_decimal64,
11432 float_const_decimal64_p): New dummy functions.
11433 * doc/extend.texi (Decimal Float): Remove statement that the
11434 pragma, and suffix for double constants, are not supported.
11435 * doc/invoke.texi (Warning Options): List new option.
11436 (-Wunsuffixed-float-constants): New.
11437
11438 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
11439
11440 * config/i386/i386.c: Do not include c-common.h.
11441
11442 2009-05-07 Mark Heffernan <meheff@google.com>
11443
11444 * doc/invoke.texi (Debugging Options): Document change of debugging
11445 dump location.
11446 * opts.c (decode_options): Make dump_base_name relative to
11447 aux_base_name directory.
11448
11449 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
11450
11451 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
11452 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
11453
11454 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
11455
11456 * Makefile.in (install-plugin): Simplify a bit.
11457
11458 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
11459
11460 * Makefile.in (OBJS-common): Add regcprop.o.
11461 (regcprop.o): New.
11462 * timevar.def (TV_CPROP_REGISTERS): New.
11463 * regrename.c (regrename_optimize): Return 0.
11464 (rest_of_handle_regrename): Delete.
11465 (pass_rename_registers): Point to regrename_optimize.
11466 (struct value_data_entry, struct value_data,
11467 kill_value_one_regno, kill_value_regno, kill_value,
11468 set_value_regno, init_value_data, kill_clobbered_value,
11469 kill_set_value, kill_autoinc_value, copy_value,
11470 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
11471 replace_oldest_value_reg, replace_oldest_value_addr,
11472 replace_oldest_value_mem, copyprop_hardreg_forward_1,
11473 debug_value_data, validate_value_data): Move...
11474 * regcprop.c: ... here.
11475 (rest_of_handle_cprop): Delete.
11476 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
11477
11478 2009-05-07 Jakub Jelinek <jakub@redhat.com>
11479
11480 PR middle-end/40057
11481 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
11482 GEN_INT for 1 << bitnum.
11483 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
11484 build_int_cst_type.
11485
11486 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
11487
11488 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
11489 Remove wrong description of "nand" operation.
11490
11491 2009-05-06 Richard Guenther <rguenther@suse.de>
11492 Adam Nemet <anemet@caviumnetworks.com>
11493
11494 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
11495 comment. Add that if LHS is not a gimple register, then RHS1 has
11496 to be a single object (GIMPLE_SINGLE_RHS).
11497
11498 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
11499
11500 * expr.c (get_def_for_expr): Move it up in the file.
11501 (store_field): When expanding a bit-field store, look at the
11502 defining gimple stmt for the masking conversion.
11503
11504 2009-05-06 Janis Johnson <janis187@us.ibm.com>
11505
11506 PR middle-end/39986
11507 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
11508 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
11509 32-bit memcpy into long.
11510
11511 2009-05-06 Jakub Jelinek <jakub@redhat.com>
11512
11513 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
11514 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
11515 new_reg_loc_descr.
11516 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
11517 instead of appending DW_OP_deref*.
11518
11519 2009-05-06 Michael Matz <matz@suse.de>
11520
11521 PR middle-end/40021
11522 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
11523 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
11524
11525 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
11526
11527 * Makefile.in (install-plugin): Fix srcdir handling.
11528
11529 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
11530
11531 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
11532 when processing for not_regs_needed bitmap.
11533 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
11534 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
11535 handling it for rhs.
11536
11537 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
11538
11539 * config/i386/i386.md (unnamed inc/dec peephole): Use
11540 optimize_insn_for_size_p instead of optimize_size.
11541 * config/i386/predicates.md (incdec_operand): Likewise.
11542 (aligned_operand): Likewise.
11543 * config/i386/sse.md (divv8sf3): Likewise.
11544 (sqrtv8sf2): Likewise.
11545
11546 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
11547
11548 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
11549
11550 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
11551
11552 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
11553
11554 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
11555 ssemodesuffixf2c with avxmodesuffixf2c.
11556
11557 2009-05-06 Joseph Myers <joseph@codesourcery.com>
11558
11559 PR c/40032
11560 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
11561
11562 2009-05-05 Jakub Jelinek <jakub@redhat.com>
11563
11564 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
11565 (struct tree_base): Adjust spacing for 8 bit boundaries.
11566 (struct tree_decl_common): Add decl_by_reference_flag bit.
11567 (DECL_BY_REFERENCE): Adjust.
11568 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
11569 print DECL_BY_REFERENCE bit.
11570 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
11571 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
11572 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
11573 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
11574 unconditionally.
11575
11576 PR middle-end/39666
11577 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
11578 range of the type, but default label is missing, add it with one
11579 of the existing labels instead of adding a new label for it.
11580
11581 2009-05-05 Joseph Myers <joseph@codesourcery.com>
11582
11583 * dwarf.h: Remove.
11584
11585 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
11586
11587 * Makefile.in (enable_plugin, plugin_includedir): New.
11588 (install): Depend on install-plugin.
11589 (PLUGIN_HEADERS): New.
11590 (install-plugin): New.
11591 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
11592
11593 2009-05-05 Richard Guenther <rguenther@suse.de>
11594
11595 PR tree-optimization/40022
11596 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
11597 the only vuse.
11598 (phivn_valid_p): Fix tuplification error, simplify.
11599 (phiprop_insert_phi): Add dumps.
11600 (propagate_with_phi): Simplify.
11601
11602 2009-05-05 Richard Guenther <rguenther@suse.de>
11603
11604 PR middle-end/40023
11605 * builtins.c (gimplify_va_arg_expr): Properly build the address.
11606
11607 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
11608
11609 * tree.h (strip_float_extensions): Remove duplicate declaration.
11610 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
11611 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
11612 block_ultimate_origin): Rearrange the declarations line to match the
11613 comment that indicates the .c file which the functions are defined.
11614 (dwarf2out_*, set_decl_rtl): Add comment.
11615 (get_base_address): Adjust comment.
11616 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
11617 declarations line and add comment.
11618 (is_builtin_name): Add blank after function name, for clarity.
11619
11620 2009-05-04 Joseph Myers <joseph@codesourcery.com>
11621
11622 * attribs.c (decl_attributes): Use %qE for identifiers in
11623 diagnostics.
11624 * cgraphunit.c (verify_cgraph_node): Translate function names to
11625 locale character set in diagnostics.
11626 * coverage.c (get_coverage_counts): Use %qE for identifiers in
11627 diagnostics.
11628 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
11629 Document that functions are named in UTF-8.
11630 * expr.c (expand_expr_real_1): Translate function names to locale
11631 character set in diagnostics.
11632 * gimplify.c (omp_notice_variable, omp_is_private,
11633 gimplify_scan_omp_clauses): Use %qE for identifiers in
11634 diagnostics.
11635 * langhooks.c (lhd_print_error_function): Translate function names
11636 to locale character set.
11637 * langhooks.h (decl_printable_name): Document that return value is
11638 in internal character set.
11639 * stmt.c: Include pretty-print.h
11640 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
11641 diagnostics.
11642 (resolve_operand_name_1): Translate named operand name to locale
11643 character set.
11644 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
11645 diagnostics.
11646 * toplev.c (announce_function): Translate function names to locale
11647 character set.
11648 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
11649 (default_tree_printer): Use pp_identifier or translate identifiers
11650 to locale character set. Mark "<anonymous>" for translation.
11651 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
11652 for identifiers in diagnostics.
11653 * tree.c (handle_dll_attribute): Use %qE for identifiers in
11654 diagnostics.
11655 * varasm.c (output_constructor): Use %qE for identifiers in
11656 diagnostics.
11657
11658 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
11659
11660 * configure.ac: use ` ` instead of $()
11661 * configure: Regenerate.
11662
11663 2009-05-05 Ben Elliston <bje@au.ibm.com>
11664
11665 * config/pa/linux-atomic.c: Eliminate conditional include of
11666 errno.h on non-LP64 systems to simplify build requirements.
11667
11668 2009-05-04 Joseph Myers <joseph@codesourcery.com>
11669
11670 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
11671 diagnostics.
11672 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
11673 and pass value to identifier_to_locale.
11674 (warn_variable_length_array): Make name a tree.
11675 (grokdeclarator): Separate diagnostic texts for named and unnamed
11676 declarators. Use %qE for named declarators.
11677 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
11678 diagnostics.
11679 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
11680 identifiers in diagnostics.
11681 * c-typeck.c (push_member_name, start_init): Pass identifiers to
11682 identifier_to_locale. Mark "anonymous" strings for translation.
11683
11684 2009-05-04 Michael Eager <eager@eagercon.com>
11685
11686 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
11687 address for DImode/DFmode only if double-precision FP regs.
11688
11689 2009-05-04 Michael Eager <eager@eagercon.com>
11690
11691 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
11692 TARGET_SINGLE_FLOAT check.
11693
11694 2009-05-04 Michael Eager <eager@eagercon.com>
11695
11696 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
11697
11698 2009-05-04 Michael Eager <eager@eagercon.com>
11699
11700 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
11701 * config/rs6000/t-xilinx: New
11702
11703 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
11704
11705 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
11706 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
11707 * gcc/explow.c (memory_address): Use target hook.
11708 * gcc/targhooks.c (default_legitimize_address): New.
11709 * gcc/targhooks.h (default_legitimize_address): New.
11710 * gcc/target.h (legitimize_address): New.
11711 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
11712 (TARGET_INITIALIZER): Include it.
11713 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
11714
11715 * config/bfin/bfin-protos.h (legitimize_address): Remove.
11716 * config/bfin/bfin.c (legitimize_address): Remove.
11717 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
11718 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
11719 Remove.
11720 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
11721 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
11722
11723 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
11724 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
11725 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
11726 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
11727 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
11728 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
11729 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
11730 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
11731 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
11732 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
11733 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
11734 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
11735 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
11736 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
11737 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
11738 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
11739 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
11740 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
11741 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
11742 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
11743 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
11744 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
11745 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
11746
11747 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
11748 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
11749 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
11750 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
11751 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
11752 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
11753 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
11754 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
11755 (thumb_legitimize_address): Delete.
11756 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
11757 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
11758 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
11759 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
11760 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
11761 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
11762 Delete.
11763 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
11764 Delete.
11765
11766 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
11767 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
11768 * config/m32r/m32r.c (m32r_legitimize_address): New.
11769 * config/m68k/m68k.c (m68k_legitimize_address): New.
11770 * config/score/score.c (score_legitimize_address): Standardize.
11771 * config/score/score3.c (score3_legitimize_address): Standardize.
11772 * config/score/score3.h (score3_legitimize_address): Adjust.
11773 * config/score/score7.c (score7_legitimize_address): Standardize.
11774 * config/score/score7.h (score7_legitimize_address): Adjust.
11775 * config/sh/sh.c (sh_legitimize_address): New.
11776 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
11777
11778 * gcc/config/s390/s390.c (legitimize_address): Rename to...
11779 (s390_legitimize_address): ... this.
11780 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
11781 (sparc_legitimize_address): ... this.
11782 * gcc/config/i386/i386.c (legitimize_address): Rename to...
11783 (ix86_legitimize_address): ... this.
11784 * gcc/config/avr/avr.c (legitimize_address): Rename to...
11785 (avr_legitimize_address): ... this.
11786 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
11787 (mn10300_legitimize_address): ... this.
11788 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
11789 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
11790 (alpha_expand_mov): Adjust call.
11791
11792 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
11793 * config/spu/spu.c (spu_legitimize_address): Likewise.
11794 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
11795 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
11796
11797 2009-05-04 Joseph Myers <joseph@codesourcery.com>
11798
11799 * intl.c (locale_encoding, locale_utf8): New.
11800 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
11801 * intl.h (locale_encoding, locale_utf8): Declare.
11802 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
11803 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
11804 New.
11805 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
11806 argument.
11807 (pp_tree_identifier): Define to call pp_base_tree_identifier.
11808 (pp_base_tree_identifier): Declare as function.
11809 (identifier_to_locale): Declare.
11810 * Makefile.in (pretty-print.o): Update dependencies.
11811 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
11812
11813 2009-05-04 Richard Guenther <rguenther@suse.de>
11814
11815 PR middle-end/40015
11816 * builtins.c (fold_builtin_memory_op): Do not decay to element
11817 type if the size matches the whole array.
11818
11819 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
11820
11821 * expmed.c (synth_mult): When trying out a shift, pass the result
11822 of a signed shift.
11823
11824 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
11825
11826 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
11827 (shiftsub1_cost): New.
11828 (init_expmed): Compute shiftsub1_cost.
11829 (synth_mult): Optimize multiplications by constants of the form
11830 -(2^^m-1) for some constant positive integer m.
11831
11832 2009-05-03 Richard Guenther <rguenther@suse.de>
11833
11834 PR c/39983
11835 * c-typeck.c (array_to_pointer_conversion): Do not built
11836 ADDR_EXPRs of arrays of pointer-to-element type.
11837 * c-gimplify.c (c_gimplify_expr): Revert change fixing
11838 up wrong ADDR_EXPRs after-the-fact.
11839 * c-common.c (strict_aliasing_warning): Strip pointer
11840 conversions for obtaining the original type.
11841 * builtins.c (fold_builtin_memset): Handle array types.
11842 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
11843 and array types
11844
11845 2009-05-03 Richard Guenther <rguenther@suse.de>
11846
11847 PR middle-end/23329
11848 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
11849 Do not lose casts from array types with unknown extent to array
11850 types with known extent.
11851 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
11852 alias set compatibility.
11853
11854 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
11855
11856 * flags.h (extra_warnings): Delete.
11857 * toplev.c (process_options): Handle Wuninitialized here.
11858 * opts.c (extra_warnings): Delete.
11859 (set_Wextra): Delete.
11860 (common_handle_option): -Wextra can be handled automatically.
11861 * c-opts.c (c_common_handle_option): Delete obsolete code.
11862 (c_common_post_options): Simplify comment.
11863 * common.opt (W): Add Var.
11864 (Wextra): Add Var.
11865 (Wuninitialized): Initialize to -1.
11866
11867 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
11868 Richard Guenther <rguenther@suse.de>
11869
11870 * expr.c (get_def_for_expr): New function.
11871 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
11872 SSA rather than trees.
11873 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
11874 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
11875
11876 2009-05-03 Joseph Myers <joseph@codesourcery.com>
11877
11878 * c-common.c (reswords): Add _Imaginary.
11879 * c-common.c (enum rid): Add RID_IMAGINARY.
11880
11881 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
11882
11883 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
11884 Patch by Richard Guenther.
11885
11886 2009-05-03 Anatoly Sokolov <aesok@post.ru>
11887
11888 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
11889 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
11890 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
11891 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
11892 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
11893 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
11894 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
11895 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
11896 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
11897 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
11898 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
11899 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
11900 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
11901 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
11902 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
11903 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
11904 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
11905 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
11906
11907 2009-05-02 Richard Guenther <rguenther@suse.de>
11908
11909 PR tree-optimization/39940
11910 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
11911 doing so.
11912
11913 2009-05-02 Richard Guenther <rguenther@suse.de>
11914
11915 PR middle-end/40001
11916 * tree-ssa.c (execute_update_addresses_taken): Properly check
11917 if we can mark a variable DECL_GIMPLE_REG_P.
11918 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
11919 back to the end of the function.
11920 (is_gimple_reg_type): Remove complex type special casing.
11921 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
11922 if not optimizing.
11923
11924 2009-05-02 Ben Elliston <bje@au.ibm.com>
11925
11926 * doc/collect2.texi (Collect2): Document search path behaviour
11927 when configured with --with-ld.
11928
11929 2009-05-02 Jan Hubicka <jh@suse.cz>
11930
11931 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
11932 parameter; update callers.
11933 (coalesce_cost_edge): EH edges are costier because they needs
11934 splitting even if not critical and even more costier when there are
11935 multiple EH predecestors.
11936
11937 2009-05-02 Jan Hubicka <jh@suse.cz>
11938
11939 * except.c (remove_eh_handler_and_replace): Handle updating after
11940 removing TRY blocks.
11941
11942 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
11943
11944 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
11945
11946 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
11947
11948 * varasm.c: Do not include c-pragma.h.
11949 * attribs.c: Do not incude c-common.h.
11950
11951 2009-05-01 Michael Matz <matz@suse.de>
11952
11953 * calls.c (initialize_argument_information): Handle SSA names like
11954 decls with a non MEM_P DECL_RTL.
11955
11956 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
11957
11958 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
11959 * ipa-utils.c: Likewise.
11960 * ipa-type-escape.c: Likewise.
11961 * cgraphunit.c Do not include c-common.h.
11962 * ipa-pure-const.c: Likewise.
11963 * tree-if-conv.c: Likewise.
11964 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
11965 * ipa-struct-reorg.c: Likewise.
11966 * tree-nomudflap.c: Likewise.
11967 * tree-ssa-structalias.c: Likewise.
11968
11969 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
11970
11971 * store-motion.c: Many cleanups to make this pass a first-class
11972 citizen instead of an appendix to gcse load motion. Add TODO list
11973 to make this pass faster/cleaner/better.
11974
11975 (struct ls_expr): Post gcse.c-split cleanups.
11976 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
11977 "stores" field to "avail_stores".
11978 (pre_ldst_mems): Rename to store_motion_mems.
11979 (pre_ldst_table): Rename to store_motion_mems_table.
11980 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
11981 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
11982 (ldst_entry): Rename to st_expr_entry, update users.
11983 (free_ldst_entry): Rename to free_st_expr_entry, update users.
11984 (free_ldst_mems): Rename to free_store_motion_mems, update users.
11985 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
11986 update caller.
11987 (first_ls_expr): Rename to first_st_expr, update users.
11988 (next_ls_expr): Rename to next_st_expr, update users.
11989 (print_ldst_list): Rename to print_store_motion_mems. Print names of
11990 fields properly for store motion instead of names inherited from load
11991 motion in gcse.c.
11992 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
11993 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
11994 are done with it.
11995
11996 (ae_kill): Rename to st_kill, update users.
11997 (ae_gen): Rename to st_avloc, update users.
11998 (transp): Rename to st_transp, update users.
11999 (pre_insert_map): Rename to st_insert_map, update users.
12000 (pre_delete_map): Rename to st_delete_map, update users.
12001 (insert_store, build_store_vectors, free_store_memory,
12002 one_store_motion_pass): Update for abovementioned changes.
12003
12004 (gcse_subst_count, gcse_create_count): Remove.
12005 (one_store_motion_pass): New statistics counters "n_stores_deleted"
12006 and "n_stores_created", local variables.
12007
12008 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
12009 use for_each_rtx.
12010
12011 (regvec, compute_store_table_current_insn): Remove.
12012 (reg_set_info, reg_clear_last_set): Remove.
12013 (compute_store_table): Use DF caches instead of local dataflow
12014 solvers.
12015
12016 2009-05-01 Joseph Myers <joseph@codesourcery.com>
12017
12018 * c-objc-common.c (c_tree_printer): Print identifiers with
12019 pp_identifier, not pp_string. Mark "({anonymous})" for
12020 translation.
12021 * c-pretty-print.c (pp_c_ws_string): New.
12022 (pp_c_cv_qualifier, pp_c_type_specifier,
12023 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
12024 pp_c_storage_class_specifier, pp_c_function_specifier,
12025 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
12026 pp_c_primary_expression, pp_c_postfix_expression,
12027 pp_c_unary_expression, pp_c_shift_expression,
12028 pp_c_relational_expression, pp_c_equality_expression,
12029 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
12030 use pp_string and pp_c_ws_string in place of pp_identifier and
12031 pp_c_identifier for non-identifiers. Mark English strings for
12032 translation.
12033 * c-pretty-print.h (pp_c_ws_string): Declare.
12034
12035 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
12036 Roland McGrath <roland@redhat.com>
12037
12038 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
12039 (ENABLE_LD_BUILDID): New configuration option.
12040 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
12041 (LINK_BUILDID_SPEC): New macro.
12042 (init_spec): If defined, prepend it between LINK_EH_SPEC and
12043 link_spec.
12044 * doc/install.texi: Document --enable-linker-build-id option.
12045 * configure: Rebuild.
12046 * config.in: Rebuild.
12047
12048 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
12049
12050 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
12051 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
12052 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
12053 MIPS_GP_SAVE_AREA_SIZE.
12054 * config/mips/mips.c (struct mips_frame_info): Update comment
12055 before arg_pointer_offset and hard_frame_pointer_offset.
12056 (mips_compute_frame_info): Update diagram before function: to
12057 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
12058 indicate the position of frame_pointer_rtx with -fstack-protector and
12059 to show args_size. Don't allocate cprestore area for leaf functions
12060 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
12061 cprestore_size.
12062 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
12063
12064 2009-04-30 Michael Matz <matz@suse.de>
12065
12066 PR tree-optimization/39955
12067 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
12068
12069 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
12070
12071 * ira.c (setup_cover_and_important_classes): Use safe macro
12072 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
12073 directly.
12074 * genpreds.c (write_tm_preds_h): Output suitable definition of
12075 REG_CLASS_FOR_CONSTRAINT.
12076
12077 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
12078
12079 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
12080 instead of an int.
12081 * bitmap.c (bitmap_descriptor): Likewise.
12082 * ggc-common.c (loc_descriptor): Likewise.
12083 * varray.c (varray_descriptor): Likewise.
12084 * vec.c (vec_descriptor): Likewise.
12085
12086 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
12087
12088 * Makefile.in (dce.o): Add $(EXCEPT_H).
12089 * dce.c: Include except.h and delete redundant vector definitions.
12090 (deletable_insn_p): Return false for non-call insns that can throw
12091 if DF is running.
12092
12093 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
12094
12095 * gcse.c (ae_gen): Remove.
12096 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
12097 and make non-static function to make it available in store-motion.c.
12098 Update call sites with search-and-replace.
12099 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
12100 extract_mentioned_regs, extract_mentioned_regs_helper,
12101 find_moveable_store, compute_store_table, load_kills_store, find_loads,
12102 store_killed_in_insn, store_killed_after, store_killed_before,
12103 build_store_vectors, insert_insn_start_basic_block, insert-store,
12104 remove_reachable_equiv_notes, replace_store_insn, delete_store,
12105 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
12106 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
12107 * store-motion.c: ...new file. Also copy data structures from gcse.c
12108 and clean up to remove parts not used by store motion.
12109 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
12110 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
12111
12112 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12113
12114 PR target/38571
12115 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
12116 when optimizing for size.
12117
12118 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
12119
12120 * gcse.c (gcse_constant_p): Fix typo in last change.
12121
12122 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
12123
12124 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
12125
12126 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
12127
12128 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
12129
12130 2009-04-29 James E. Wilson <wilson@codesourcery.com>
12131
12132 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
12133 CONST_HIGH_PART result.
12134
12135 2009-04-29 Anatoly Sokolov <aesok@post.ru>
12136
12137 * config/avr/avr.c (initial_elimination_offset): Rename to
12138 avr_initial_elimination_offset.
12139 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
12140 change return type to bool.
12141 (avr_can_eliminate): New function.
12142 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
12143 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
12144 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
12145 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
12146 avr_initial_elimination_offset.
12147 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
12148 (avr_initial_elimination_offset): Define.
12149
12150 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
12151 Steven Bosscher <steven@gcc.gnu.org>
12152
12153 PR rtl-optimization/39938
12154 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
12155 * cfgrtl.c: Include insn-attr.h.
12156 (rest_of_pass_free_cfg): New function.
12157 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
12158 * resource.c (init_resource_info): Remove call to df_analyze.
12159
12160 2009-04-29 Richard Guenther <rguenther@suse.de>
12161
12162 PR target/39943
12163 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
12164 allow conversion to signed integers.
12165
12166 2009-04-29 Richard Guenther <rguenther@suse.de>
12167
12168 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
12169 shifts of floating point vectors if the shift amount is
12170 a constant multiple of the element size.
12171
12172 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
12173 Michael Matz <matz@suse.de>
12174
12175 PR middle-end/39927
12176 PR bootstrap/39929
12177 * tree-outof-ssa.c (emit_partition_copy): New function.
12178 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
12179 insert_part_to_rtx_on_edge): Perform the partition base var
12180 copy using emit_partition_copy.
12181 (insert_value_copy_on_edge): Convert constants to the right mode.
12182 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
12183 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
12184
12185 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
12186
12187 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
12188 scan backwards to try to find a constant to initialize it.
12189
12190 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
12191 insn before the loop_end instruction, don't look past labels.
12192
12193 2009-04-29 Richard Guenther <rguenther@suse.de>
12194
12195 PR middle-end/39937
12196 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
12197 loose type conversions.
12198 (forward_propagate_addr_expr): Fix tuplification bug. Remove
12199 stmts only if there are no uses of its definition.
12200
12201 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
12202
12203 * config/bfin/bfin.h (splitting_loops): Declare.
12204 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
12205 Reorder bit definitions to be ascending.
12206 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
12207 * config/bfin/bfin.c (splitting_loops): New variable.
12208 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
12209 (struct loop_info): Remove members INIT and LOOP_INIT.
12210 (bfin_optimize_loop): Don't set them. Reorder the code that generates
12211 the LSETUP sequence. Allow LC to be loaded from any register, but
12212 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
12213 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
12214 set to 1.
12215 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
12216 of reload_completed.
12217
12218 From Jie Zhang:
12219 * config/bfin/bfin.md (movsi_insn): Refine constraints.
12220
12221 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
12222
12223 * Makefile.in (PLUGIN_VERSION_H): New.
12224 (OBJS-common): Remove plugin-version.o.
12225 (plugin.o): Depend on (PLUGIN_VERSION_H).
12226 (plugin-version.o): Remove.
12227 * configure: Regenerate
12228 * configure.ac: Create plugin-version.h.
12229 * gcc-plugin.h (plugin_gcc_version): Remove.
12230 (plugin_default_version_check): Change signature.
12231 * plugin-version.c: Remove.
12232 * plugin.c: Include plugin-version.h.
12233 (str_plugin_gcc_version_name): Remove.
12234 (try_init_one_plugin): Pass gcc version to plugin_init.
12235 (plugin_default_version_check): Both gcc and plugin versions are now
12236 arguments.
12237
12238 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
12239
12240 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
12241 problematic last insns. Test for TYPE_CALL rather than CALL_P.
12242 Remove special case testing for last insn of inner loops. Don't fail
12243 if the loop ends with a jump, emit an extra nop instead.
12244
12245 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
12246 DREGS rather than comparing directly. Remove code that tries to
12247 account for latencies.
12248
12249 2009-04-29 Richard Guenther <rguenther@suse.de>
12250
12251 PR tree-optimization/39941
12252 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
12253 eliminating an indirect call.
12254
12255 2009-04-29 Richard Guenther <rguenther@suse.de>
12256
12257 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
12258 parameter. Allow invariants as base if !require_lvalue.
12259 (verify_gimple_assign_single): Adjust.
12260
12261 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
12262
12263 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
12264 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
12265 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
12266 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
12267 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
12268 a VEC_SELECT.
12269 * config/bfin/bfin.c (bfin_expand_builtin,
12270 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
12271
12272 2009-04-28 Richard Guenther <rguenther@suse.de>
12273
12274 * tree-vect-loop.c (get_initial_def_for_induction): Use
12275 correct types for pointer increment.
12276
12277 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12278
12279 * toplev.c (print_version): Update GMP version string calculation.
12280
12281 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
12282
12283 PR rtl-optimization/39938
12284 * resource.c (init_resource_info): Add call to df_analyze.
12285
12286 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
12287
12288 * config/alpha/alpha.md (usegp): Cast the result of
12289 alpha_find_lo_sum_using_gp to enum attr_usegp.
12290 * config/alpha/alpha.c (override_options): Remove end-of-structure
12291 marker element from cpu_table. Use array size of cpu_table to handle
12292 -mcpu and -mtune options.
12293 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
12294
12295 2009-04-28 Joseph Myers <joseph@codesourcery.com>
12296
12297 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
12298 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
12299 tune_32 and tune_64.
12300 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
12301 support on PowerPC.
12302 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
12303 * config/rs6000/option-defaults.h: ... here. New file.
12304 (OPT_64, OPT_32): Define.
12305 (MASK_64BIT): Define to 0 if not already defined.
12306 (OPT_ARCH64, OPT_ARCH32): Define.
12307 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
12308 and tune_64.
12309
12310 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12311
12312 * config/arm/arm.c (arm_override_options): Emit error on using
12313 fpa with AAPCS.
12314
12315 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
12316
12317 PR rtl-optimization/39914
12318 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
12319 registers for allocnos created from user-defined variables only
12320 when not optimizing.
12321
12322 2009-04-28 Richard Guenther <rguenther@suse.de>
12323
12324 PR middle-end/39937
12325 * fold-const.c (fold_binary): Use distribute_real_division only
12326 on float types.
12327
12328 2009-04-28 Steve Ellcey <sje@cup.hp.com>
12329
12330 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
12331 add hpux-stdint.h to tm_file.
12332 (hppa[12]*-*-hpux11*): Ditto.
12333 (ia64*-*-hpux*): Ditto.
12334 * config/hpux-stdint.h: New.
12335 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
12336 __STDC_EXT__ for all compiles.
12337 * config/pa/pa-hpux.h: Ditto.
12338 * config/pa/pa-hpux10.h: Ditto.
12339 * config/pa/pa-hpux11.h: Ditto.
12340
12341 2009-04-28 Catherine Moore <clm@codesourcery.com>
12342
12343 * debug.h (set_name): Add comment.
12344
12345 2009-04-28 Andrew Pinski <pinskia@gmail.com>
12346
12347 PR target/39929
12348 * config/darwin.c (machopic_gen_offset): Check
12349 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
12350 * config/arm/arm.c (require_pic_register): Likewise.
12351
12352 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
12353
12354 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
12355 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
12356 m32c_promote_prototypes): Delete.
12357
12358 2009-04-28 Michael Matz <matz@suse.de>
12359
12360 PR middle-end/39922
12361 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
12362 constants.
12363
12364 2009-04-28 Richard Guenther <rguenther@suse.de>
12365
12366 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
12367
12368 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12369
12370 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
12371 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
12372 * config/arm/arm-tune.md: Regenerate.
12373
12374 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
12375
12376 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
12377 block if there are complex incoming edges.
12378 (sel_merge_blocks): Remove useless assert.
12379 (sel_redirect_edge_and_branch): Check that edge was redirected.
12380 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
12381 (sel_find_rgns): Delete declaration.
12382 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
12383 the region when it is not a preheader.
12384
12385 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
12386
12387 PR c/39323
12388 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
12389
12390 2009-04-28 Richard Guenther <rguenther@suse.de>
12391
12392 * tree.h (SSA_NAME_VALUE): Remove.
12393 (struct tree_ssa_name): Remove value_handle member.
12394 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
12395 array for jump threading.
12396 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
12397 SSA_NAME_VALUEs.
12398 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
12399 * tree-flow.h (threadedge_initialize_values): Declare.
12400 (threadedge_finalize_values): Likewise.
12401 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
12402 (SSA_NAME_VALUE): Define.
12403 (threadedge_initialize_values): New function.
12404 (threadedge_finalize_values): Likewise.
12405 * tree-ssa-dom.c (ssa_name_values): New global variable.
12406 (SSA_NAME_VALUE): Define.
12407 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
12408
12409 2009-04-28 Ira Rosen <irar@il.ibm.com>
12410
12411 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
12412 Use REPORT_VECTORIZED_LOCATIONS instead
12413 REPORT_VECTORIZED_LOOPS.
12414 * tree-vectorizer.c (vect_verbosity_level): Make static.
12415 (vect_loop_location): Rename to vect_location.
12416 (vect_set_verbosity_level): Update comment.
12417 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
12418 and vect_location.
12419 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
12420 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
12421 instead REPORT_UNVECTORIZED_LOOPS.
12422 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
12423 and vect_loop_def to vect_external_def and vect_internal_def.
12424 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
12425 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
12426 REPORT_UNVECTORIZED_LOCATIONS.
12427 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
12428 and vect_used_in_loop and to vect_unused_in_scope and
12429 vect_used_in_scope.
12430 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
12431 (vect_verbosity_level): Remove declaration.
12432 (vect_analyze_operations): Likewise.
12433 (vect_analyze_stmt): Declare.
12434 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
12435 REPORT_UNVECTORIZED_LOCATIONS.
12436 (vect_get_loop_niters): Fix indentation.
12437 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
12438 (vect_analyze_loop_operations): New function.
12439 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
12440 vect_analyze_operations.
12441 (vect_is_simple_reduction): Use new names.
12442 (vectorizable_live_operation, vect_transform_loop): Likewise.
12443 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
12444 to specify whether the data references can be a part of interleaving
12445 chain.
12446 (vect_analyze_data_ref_dependence): Use new names.
12447 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
12448 (vect_create_addr_base_for_vector_ref): Remove redundant code.
12449 * tree-vect-patterns.c (widened_name_p): Use new names.
12450 (vect_recog_dot_prod_pattern): Likewise.
12451 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
12452 (process_use, vect_mark_stmts_to_be_vectorized,
12453 vect_model_simple_cost, vect_model_store_cost,
12454 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
12455 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
12456 vectorizable_operation, vectorizable_type_demotion,
12457 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
12458 vectorizable_condition): Likewise.
12459 (vect_analyze_operations): Split into vect_analyze_loop_operations
12460 and ...
12461 (vect_analyze_stmt): ... new function.
12462 (new_stmt_vec_info): Use new names.
12463 (vect_is_simple_use): Use new names and fix comment.
12464 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
12465 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
12466
12467 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
12468
12469 PR target/39911
12470 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
12471 and integer modes for x87 operands. Do not ICE for unsupported size,
12472 generate error instead. Generate error for unsupported operand types.
12473 ['z']: Do not handle HImode memory operands specially. Warning
12474 for floating-point operands. Fallthru to 'Z' for unsupported operand
12475 types. Do not ICE for unsupported size, generate error instead.
12476 (output_387_binary_op): Use %Z to output operands.
12477 (output_fp_compare): Ditto.
12478 (output_387_reg_move): Ditto.
12479
12480 2009-04-28 Ben Elliston <bje@au.ibm.com>
12481
12482 PR c++/35652
12483 Revert:
12484
12485 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12486
12487 * builtins.c (c_strlen): Do not warn here.
12488 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
12489 * c-common.c (pointer_int_sum): Take an explicit location.
12490 Warn about offsets out of bounds.
12491 * c-common.h (pointer_int_sum): Adjust declaration.
12492
12493 2009-04-27 Ian Lance Taylor <iant@google.com>
12494
12495 * collect2.c (is_ctor_dtor): Change type of ret field in struct
12496 names to symkind.
12497 * dce.c (run_fast_df_dce): Change type of old_flags to int.
12498 * df-core.c (df_set_flags): Change return type to int. Change
12499 type of old_flags to int.
12500 (df_clear_flags): Likewise.
12501 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
12502 (df_get_conditional_uses): Likewise.
12503 * df.h (df_set_flags, df_clear_flags): Update declarations.
12504 * dwarf2out.c (struct indirect_string_node): Change type of form
12505 field to enum dwarf_form.
12506 (AT_string_form): Change return type to enum dwarf_form.
12507 * fixed-value.c (fixed_compare): Add cast to enum type.
12508 * fwprop.c (update_df): Change 0 to VOIDmode.
12509 * gensupport.c: Change 0 to UNKNOWN.
12510 * gimple.h (gimple_cond_code): Add cast to enum type.
12511 * haifa-sched.c (reemit_notes): Add cast to enum type.
12512 * hooks.c (hook_int_void_no_regs): Remove function.
12513 * hooks.h (hook_int_void_no_regs): Remove declaration.
12514 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
12515 * predict.c (combine_predictions_for_insn): Add casts to enum type.
12516 * real.c (real_arithmetic): Add cast to enum type.
12517 (real_compare): Likewise.
12518 * target.h (struct gcc_target): Change return type of
12519 branch_target_register_class to enum reg_class.
12520 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
12521 default_branch_target_register_class.
12522 * targhooks.c (default_branch_target_register_class): New function.
12523 * targhooks.h (default_branch_target_register_class): Declare.
12524 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
12525 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
12526 cast to int.
12527 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
12528 ERROR_MARK.
12529 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
12530 vect_uninitialized_def. Change 0 to ERROR_MARK.
12531 * tree-vect-stmts.c (supportable_widening_operation): Don't
12532 initialize icode1 and icode2.
12533 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
12534 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
12535 and to STD_C89.
12536 (cmn_err_flag_specs): Change 0 to STD_C89.
12537 (cmn_err_char_table): Likewise.
12538 * config/arm/arm.c (get_arm_condition_code): Change type of code
12539 to enum arm_cond_code.
12540 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
12541 (IWMMXT_BUILTIN2): Likewise.
12542 (neon_builtin_type_bits): Don't define typedef.
12543 (neon_builtin_datum): Change type of bits field to int.
12544 (arm_expand_neon_args): Add cast to enum type.
12545 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
12546 TLS_MODEL_NONE.
12547 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
12548 casts to enum type.
12549 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
12550 MIPS_FP_COND_f.
12551 * config/mips/mips.md (jal_macro): Return enum constant.
12552 (single_insn): Likewise.
12553 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
12554 CODE_FOR_nothing.
12555 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
12556 casts to enum type.
12557 * config/s390/s390.c (s390_tune_flags): Change type to int.
12558 (s390_arch_flags): Likewise.
12559 (s390_handle_arch_option): Change flags field of struct pta to int.
12560 * config/s390/s390.h (s390_tune_flags): Update declaration.
12561 (s390_arch_flags): Likewise.
12562 * config/sh/sh.c (prepare_move_operands): Compare
12563 tls_symbolic_operand result with enum constant.
12564 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
12565 (sh_expand_prologue): Add cast to enum type.
12566 (sh_expand_epilogue): Likewise.
12567 (tls_symbolic_operand): Change return type to enum tls_model.
12568 (fpscr_set_from_mem): Add cast to enum type.
12569 (legitimize_pic_address): Compare tls_symbolic_operand result with
12570 enum constant.
12571 (sh_target_reg_class): Change return type to enum reg_class.
12572 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
12573 PROCESSOR_xxx.
12574 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
12575 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
12576 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
12577 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
12578 (delayed_branch, tls_call_delay): Likewise.
12579 (eligible_for_sibcall_delay): Likewise.
12580 (eligible_for_return_delay): Likewise.
12581 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
12582 (spu_expand_builtin_1): Likewise.
12583
12584 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
12585 for all types of conversions.
12586 (output_init_element): Issue -Wc++-compat warning if needed when
12587 initializing a bitfield with enum type.
12588 * c-parser.c (c_parser_expression): Set original_type to
12589 original_type of right hand operand of comma operator.
12590
12591 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12592
12593 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
12594 grammar nits.
12595 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
12596 * doc/cpp.texi (Standard Predefined Macros)
12597 (Implementation-defined behavior): Likewise.
12598 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
12599 * doc/gimple.texi (GIMPLE Exception Handling)
12600 (@code{GIMPLE_ASSIGN}): Likewise.
12601 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
12602 * doc/invoke.texi (Warning Options, Optimize Options)
12603 (AVR Options, Darwin Options): Likewise.
12604 (Optimize Options): Reformulate -fwhole-program description.
12605 * doc/loop.texi (Lambda): Likewise.
12606 * doc/md.texi (Output Template, Define Constraints)
12607 (Standard Names, Insn Splitting): Likewise.
12608 * doc/options.texi (Option properties): Likewise.
12609 * doc/passes.texi (Tree-SSA passes): Likewise.
12610 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
12611 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
12612 (File Names and DBX): Likewise.
12613 * doc/trouble.texi (Incompatibilities): Likewise.
12614
12615 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
12616
12617 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
12618 instruction is correct.
12619
12620 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
12621
12622 Allow non-constant arguments to conversion intrinsics.
12623 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
12624 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
12625 * spu.c (print_operand): Handle 'v' and 'w'.
12626 (exp2_immediate_p, spu_gen_exp2): Define.
12627 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
12628 spu_convtf_1): Update parameter descriptions.
12629 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
12630 * constraints.md ('v', 'w'): New.
12631 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
12632 Remove.
12633 (i2f, I2F): New define_mode_attr.
12634 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
12635 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
12636 fixuns_truncv4sfv4si2): Update to use mode attribute.
12637 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
12638 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
12639 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
12640 patterns for combine.
12641
12642 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
12643
12644 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
12645 (cprop, hoist, pre, store_motion): New debug counters.
12646 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
12647 is not an RTL pass anymore.
12648 (pass_profiling): Remove extern decl for pass removed in 2005.
12649 (pass_gcse, pass_jump_bypass): Remove.
12650 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
12651 to 0 for clean state.
12652 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
12653 * cse.c (gate_handle_cse_after_global_opts,
12654 rest_of_handle_cse_after_global_opts): New functions.
12655 (pass_cse_after_global_opts): New pass, does local CSE.
12656 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
12657 (TV_CPROP): New timevar.
12658 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
12659 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
12660 (gcse_main, recompute_all_luids): Remove.
12661 (compute_hash_table_work): Call max_reg_num instead of reading
12662 max_gcse_regno.
12663 (cprop_jump): Don't set run_jump_opt_after_gcse.
12664 (constprop_register): Always allow to alter jumps.
12665 (cprop_insn): Likewise.
12666 (do_local_cprop): Likewise.
12667 (local_cprop_pass): Likewise. Return non-zero if something changed.
12668 (cprop): Remove function, fold interesting bits into one_cprop_pass.
12669 (find_implicit_sets): Add note about missed optimization opportunity.
12670 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
12671 pass_rtl_cprop execute function.
12672 Don't bother tracking the pass number, each pass gets its own dumpfile
12673 now anyway.
12674 Always allow to alter jumpsand bypass jumps.
12675 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
12676 will just find no suitable set.
12677 (pre_edge_insert): Fix dumping, this function is for PRE only.
12678 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
12679 pass_rtl_pre execute function.
12680 (hoist_code): Return non-zero if something changed. Keep track of
12681 substitutions and insertions for statistics gathering similar to PRE.
12682 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
12683 called from the pass_rtl_hoist execute function. Show pass statistics.
12684 (compute_store_table): Use max_reg_num directly instead of using the
12685 formerly global max_gcse_regno.
12686 (build_store_vectors): Likewise.
12687 (replace_store_insn): Fix dumping.
12688 (store_motion): Rename to ...
12689 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
12690 pass, called from the pass_rtl_store_motion execute function. Keep
12691 track of substitutions and insertions for statistics gathering similar
12692 to PRE.
12693 (bypass_jumps): Remove, fold interesting bits into ...
12694 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
12695 from the pass_rtl_cprop execute function.
12696 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
12697 pass_jump_bypass): Remove.
12698 (gate_handle_gcse, rest_of_handle_gcse): Remove.
12699 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
12700 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
12701 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
12702 (gate_rtl_store_motion, execute_rtl_store_motion,
12703 pass_rtl_store_motion): New.
12704 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
12705 make it clear that -fcse-skip-blocks is a no-op for backward compat.
12706 * passes.c (init_optimization_passes): Remove pass_gcse and
12707 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
12708 and cse_after_global_opts in place of pass_gcse. Schedule cprop
12709 instead of pass_jump_bypass.
12710
12711 2009-04-27 Richard Guenther <rguenther@suse.de>
12712
12713 PR middle-end/39928
12714 * gimplify.c (gimplify_expr): If we are required to create
12715 a temporary make sure it ends up as register.
12716
12717 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
12718
12719 PR target/39903
12720 * config/i386/i386.c (construct_container): Don't call
12721 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
12722 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
12723
12724 2009-04-27 Michael Matz <matz@suse.de>
12725
12726 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
12727 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
12728 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
12729 (dump_replaceable_exprs): Take a bitmap.
12730 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
12731 array.
12732 (expand_gimple_basic_block): Likewise.
12733 * tree-ssa-ter.c (struct temp_expr_table_d): Make
12734 replaceable_expressions member a bitmap.
12735 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
12736 (mark_replaceable): Likewise.
12737 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
12738 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
12739
12740 2009-04-27 Richard Guenther <rguenther@suse.de>
12741
12742 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
12743 (verify_stmts): Dispatch to gimple/type verification code.
12744 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
12745 issue with call argument types.
12746
12747 2009-04-27 Michael Matz <matz@suse.de>
12748
12749 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
12750 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
12751 to above.
12752
12753 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
12754 Eric Botcazou <ebotcazou@adacore.com>
12755
12756 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
12757 a label's basic block.
12758 (mark_target_live_regs): Tidy and rework obsolete comments.
12759 Change back DF problem to LIVE. If a label starts a basic block,
12760 assume that all registers that used to be live then still are.
12761 (init_resource_info): If a label starts a basic block, set its
12762 BLOCK_FOR_INSN accordingly.
12763 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
12764
12765 2009-04-27 Richard Guenther <rguenther@suse.de>
12766
12767 * tree-flow-inline.h (function_ann): Remove.
12768 (get_function_ann): Likewise.
12769 * tree-dfa.c (create_function_ann): Remove.
12770 * tree-flow.h (struct static_var_ann_d): Remove.
12771 (struct function_ann_d): Likewise.
12772 (union tree_ann_d): Remove fdecl member.
12773 (function_ann_t): Remove.
12774 (function_ann, get_function_ann, create_function_ann): Remove
12775 declarations.
12776
12777 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
12778
12779 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
12780
12781 2009-04-27 Jan Hubicka <jh@suse.cz>
12782
12783 * ipa-pure-const.c (struct funct_state_d): New fields
12784 state_previously_known, looping_previously_known; remove
12785 state_set_in_source.
12786 (analyze_function): Use new fields.
12787 (propagate): Avoid assumption that state_set_in_source imply
12788 nonlooping.
12789
12790 * tree-ssa-loop-niter.c (finite_loop_p): New function.
12791 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
12792 * cfgloop.h (finite_loop_p): Declare.
12793
12794 2009-04-26 Michael Matz <matz@suse.de>
12795
12796 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
12797
12798 2009-04-26 Michael Matz <matz@suse.de>
12799
12800 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
12801 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
12802 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
12803 pass_mark_used_blocks): Remove.
12804 * tree-optimize.c (pass_free_datastructures,
12805 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
12806 * passes.c (init_optimization_passes): Don't call
12807 pass_mark_used_blocks, remove dead code.
12808
12809 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
12810
12811 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
12812 * tree-ssa-live.h (register_ssa_partition): Likewise.
12813
12814 2009-04-26 Michael Matz <matz@suse.de>
12815
12816 Expand from SSA.
12817 * builtins.c (fold_builtin_next_arg): Handle SSA names.
12818 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
12819 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
12820 SSA names.
12821 (compare_pairs): Swap cost comparison.
12822 (coalesce_ssa_name): Don't use change_partition_var.
12823 * tree-nrv.c (struct nrv_data): Add modified member.
12824 (finalize_nrv_r): Set it.
12825 (tree_nrv): Use it to update statements.
12826 (pass_nrv): Require PROP_ssa.
12827 * tree-mudflap.c (mf_decl_cache_locals,
12828 mf_build_check_statement_for): Use make_rename_temp.
12829 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
12830 * alias.c (find_base_decl): Handle SSA names.
12831 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
12832 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
12833 * rtl.h (set_reg_attrs_for_parm): Declare.
12834 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
12835 to "optimized", remove unused locals at finish.
12836 (execute_free_datastructures): Make global, call
12837 delete_tree_cfg_annotations.
12838 (execute_free_cfg_annotations): Don't call
12839 delete_tree_cfg_annotations.
12840
12841 * ssaexpand.h: New file.
12842 * expr.c (toplevel): Include ssaexpand.h.
12843 (expand_assignment): Handle SSA names the same as register variables.
12844 (expand_expr_real_1): Expand SSA names.
12845 * cfgexpand.c (toplevel): Include ssaexpand.h.
12846 (SA): New global variable.
12847 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
12848 (SSAVAR): New macro.
12849 (set_rtl): New helper function.
12850 (add_stack_var): Deal with SSA names, use set_rtl.
12851 (expand_one_stack_var_at): Likewise.
12852 (expand_one_stack_var): Deal with SSA names.
12853 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
12854 before unique numbers.
12855 (expand_stack_vars): Use set_rtl.
12856 (expand_one_var): Accept SSA names, add asserts for them, feed them
12857 to above subroutines.
12858 (expand_used_vars): Expand all partitions (without default defs),
12859 then only the local decls (ignoring those expanded already).
12860 (expand_gimple_cond): Remove edges when jumpif() expands an
12861 unconditional jump.
12862 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
12863 or remove abnormal edges. Ignore insns setting the LHS of a TERed
12864 SSA name.
12865 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
12866 members of SA; deal with PARM_DECL partitions here; expand
12867 all PHI nodes, free tree datastructures and SA. Commit instructions
12868 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
12869 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
12870 info and statements at start, collect garbage at finish.
12871 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
12872 (VAR_ANN_PARTITION) Remove.
12873 (change_partition_var): Don't declare.
12874 (partition_to_var): Always return SSA names.
12875 (var_to_partition): Only accept SSA names.
12876 (register_ssa_partition): Only check argument.
12877 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
12878 member.
12879 (delete_var_map): Don't free it.
12880 (var_union): Only accept SSA names, simplify.
12881 (partition_view_init): Mark only useful SSA names as used.
12882 (partition_view_fini): Only deal with SSA names.
12883 (change_partition_var): Remove.
12884 (dump_var_map): Use ssa_name instead of partition_to_var member.
12885 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
12886 basic blocks.
12887 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
12888 (struct _elim_graph): New member const_dests; nodes member vector of
12889 ints.
12890 (set_location_for_edge): New static helper.
12891 (create_temp): Remove.
12892 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
12893 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
12894 (new_elim_graph): Allocate const_dests member.
12895 (clean_elim_graph): Truncate const_dests member.
12896 (delete_elim_graph): Free const_dests member.
12897 (elim_graph_size): Adapt to new type of nodes member.
12898 (elim_graph_add_node): Likewise.
12899 (eliminate_name): Likewise.
12900 (eliminate_build): Don't take basic block argument, deal only with
12901 partition numbers, not variables.
12902 (get_temp_reg): New static helper.
12903 (elim_create): Use it, deal with RTL temporaries instead of trees.
12904 (eliminate_phi): Adjust all calls to new signature.
12905 (assign_vars, replace_use_variable, replace_def_variable): Remove.
12906 (rewrite_trees): Only do checking.
12907 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
12908 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
12909 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
12910 contains_tree_r, MAX_STMTS_IN_LATCH,
12911 process_single_block_loop_latch, analyze_edges_for_bb,
12912 perform_edge_inserts): Remove.
12913 (expand_phi_nodes): New global function.
12914 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
12915 functions, initialize new parameter, remember partitions having a
12916 default def.
12917 (finish_out_of_ssa): New global function.
12918 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
12919 don't reset in_ssa_p here, don't disable TER when mudflap.
12920 (pass_del_ssa): Remove.
12921 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
12922 partition members.
12923 (execute_free_datastructures): Declare.
12924 * Makefile.in (SSAEXPAND_H): New variable.
12925 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
12926 * basic-block.h (commit_one_edge_insertion): Declare.
12927 * passes.c (init_optimization_passes): Move pass_nrv and
12928 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
12929 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
12930 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
12931 (redirect_branch_edge): Deal with super block when expanding, split
12932 out jump patching itself into ...
12933 (patch_jump_insn): ... here, new static helper.
12934
12935 2009-04-26 Michael Matz <matz@suse.de>
12936
12937 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
12938 beyond num_ssa_names.
12939 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
12940 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
12941
12942 2009-04-26 Jakub Jelinek <jakub@redhat.com>
12943
12944 PR inline-asm/39543
12945 * fwprop.c (forward_propagate_asm): New function.
12946 (forward_propagate_and_simplify): Propagate also into __asm, if it
12947 doesn't increase the number of referenced registers.
12948
12949 PR c/39889
12950 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
12951
12952 2009-04-26 Jakub Jelinek <jakub@redhat.com>
12953
12954 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
12955 note_nonlocal_vla_type for nonlocal VLAs.
12956 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
12957 contains_remapped_vars, remap_vla_decls): New functions.
12958 (convert_nonlocal_reference_stmt): If not optimizing, call
12959 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
12960 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
12961 if it wasn't found in var_map.
12962 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
12963 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
12964 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
12965 declare_vars.
12966 * gimplify.c (nonlocal_vlas): New variable.
12967 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
12968 referenced VLAs.
12969 (gimplify_body): Create and destroy nonlocal_vlas.
12970
12971 * dwarf2out.c (loc_descr_plus_const): New function.
12972 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
12973 mem_loc_descriptor, loc_descriptor_from_tree_1,
12974 descr_info_loc, gen_variable_die): Use it.
12975
12976 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
12977 !TREE_STATIC VAR_DECLs.
12978 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
12979 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
12980 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
12981 DECL_BY_REFERENCE is valid.
12982 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
12983 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
12984 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
12985 Copy DECL_BY_REFERENCE.
12986 (struct nesting_copy_body_data): New type.
12987 (nesting_copy_decl): New function.
12988 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
12989 if they have variable length.
12990
12991 2009-04-26 Michael Matz <matz@suse.de>
12992
12993 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
12994 mark new temporaries for renaming.
12995
12996 2009-04-26 Joseph Myers <joseph@codesourcery.com>
12997
12998 PR c/39581
12999 * c-decl.c (global_bindings_p): Return negative value.
13000 (c_variable_size): New. Based on variable_size from
13001 stor-layout.c.
13002 (grokdeclarator): Call c_variable_size not variable_size.
13003
13004 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
13005
13006 * config/i386/i386.c (print_operand) ['z']: Fix typo.
13007
13008 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
13009
13010 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
13011 Redefine it to just use mingw/include.
13012 (ASM_SPEC): Rules for -m32 and -m64.
13013 (LINK_SPEC): Use Likewise.
13014 (SPEC_32): New define.
13015 (SPEC_64): Likewise.
13016 (SUB_LINK_SPEC): Likewise.
13017 (MULTILIB_DEFAULTS): New define.
13018 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
13019 Add multilib options.
13020 (MULTILIB_DIRNAMES): Likewise.
13021 (MULTILIB_OSDIRNAMES): Likewise.
13022 (LIBGCC): Likewise.
13023 (INSTALL_LIBGCC): Likewise.
13024
13025 2009-04-26 Joseph Myers <joseph@codesourcery.com>
13026
13027 PR c/39556
13028 * c-tree.h (enum c_inline_static_type): New.
13029 (record_inline_static): Declare.
13030 * c-decl.c (struct c_inline_static, c_inline_statics,
13031 record_inline_static, check_inline_statics): New.
13032 (pop_file_scope): Call check_inline_statics.
13033 (start_decl): Call record_inline_static instead of pedwarning
13034 directly for static in inline function.
13035 * c-typeck.c (build_external_ref): Call record_inline_static
13036 instead of pedwarning directly for static referenced in inline
13037 function.
13038
13039 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
13040
13041 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
13042 not new but only being rescanned.
13043 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
13044 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
13045 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
13046 record_set_info, compute_set, grealloc): Remove.
13047 (recompute_all_luids): New function.
13048 (gcse_main): Don't compute sets, and don't do related memory
13049 allocations/free-ing. If something changed before the end of the
13050 pass, update LUIDs using recompute_all_luids.
13051 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
13052 (free_gcse_mem): Don't free it either.
13053 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
13054 Use the df insn LUIDs.
13055 (load_killed_in_block): Likewise.
13056 (compute_hash_table_work): Don't compute reg_set_in_block.
13057 (compute_transp): Use DF_REG_DEF_CHAINs.
13058 (local_cprop_pass): Don't use compute_sets and related functions.
13059 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
13060 Use get_max_uid() instead of max_cuid.
13061 (insert_insn_end_basic_block, pre_insert_copy_insn,
13062 update_ld_motion_stores): Don't try to
13063 keep reg_set tables up to date.
13064 (pre_insert_copies): Use df insn LUIDs.
13065 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
13066 (reg_set_info): Don't use extra bitmap argument.
13067 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
13068 information to compute regs_set_in_block.
13069 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
13070 (bypass_jumps): Don't use compute_sets and friends.
13071
13072 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13073
13074 PR testsuite/39710
13075 * opts.c (undocumented_msg): Do not leave blank even with
13076 ENABLE_CHECKING.
13077
13078 2009-04-25 Joseph Myers <joseph@codesourcery.com>
13079
13080 * c-decl.c (build_enumerator): Allow values folding to integer
13081 constants but not integer constant expressions with a pedwarn if
13082 pedantic.
13083
13084 2009-04-25 Joseph Myers <joseph@codesourcery.com>
13085
13086 PR c/39582
13087 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
13088 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
13089 type is an integer constant.
13090
13091 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
13092
13093 PR target/39897
13094 * config/i386/i386.c (print_operand) ['z']: Revert handling of
13095 HImode operands.
13096
13097 2009-04-25 Joseph Myers <joseph@codesourcery.com>
13098
13099 PR c/39564
13100 * c-decl.c (grokdeclarator): Diagnose declarations of functions
13101 with variably modified return type and no storage class
13102 specifiers, except for the case of nested functions. Distinguish
13103 extern declarations of functions with variably modified return
13104 types from those of objects with variably modified types.
13105
13106 2009-04-25 Jan Hubicka <jh@suse.cz>
13107
13108 * tree.c (list_equal_p): New function.
13109 * tree.h (list_equal_p): Declare.
13110 * coretypes.h (edge_def, edge, const_edge, basic_block_def
13111 basic_block_def, basic_block, const_basic_block): New.
13112 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
13113 (redirect_eh_edge): New function.
13114 (make_eh_edge_update_phi): EH edges are not abnormal.
13115 * except.c: Include tree-flow.h.
13116 (list_match): New function.
13117 (eh_region_replaceable_by_p): New function.
13118 (replace_region): New function.
13119 (hash_type_list): New function.
13120 (hash_eh_region): New function.
13121 (eh_regions_equal_p): New function.
13122 (merge_peers): New function.
13123 (remove_unreachable_regions): Verify EH tree when checking;
13124 merge peers.
13125 (copy_eh_region_1): New function.
13126 (copy_eh_region): New function.
13127 (push_reachable_handler): New function.
13128 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
13129 regions without label but with live RESX.
13130 * except.h (redirect_eh_edge_to_label): New.
13131 * tree-flow.h (redirect_eh_edge): New.
13132 * coretypes.h (edge_def, edge, const_edge, basic_block_def
13133 basic_block_def, basic_block, const_basic_block): Remove.
13134 * Makefile.in (except.o): Add dependency on tree-flow.h
13135 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
13136 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
13137 Remove.
13138
13139 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
13140
13141 PR bootstrap/39645
13142 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
13143 on the destination of memcpy.
13144
13145 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
13146
13147 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
13148 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
13149 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
13150
13151 2009-04-25 Jan Hubicka <jh@suse.cz>
13152
13153 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
13154 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
13155 to be reached by different label than left.
13156 (update_eh_edges): Update comment; remove edge_to_remove if possible
13157 and return true if suceeded.
13158 (cleanup_empty_eh): Accept sharing map; handle shared regions.
13159 (cleanup_eh): Compute sharing map.
13160 * except.c (remove_eh_handler_and_replace): Add argument if we should
13161 update regions.
13162 (remove_unreachable_regions): Update for label sharing.
13163 (label_to_region_map): Likewise.
13164 (get_next_region_sharing_label): New function.
13165 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
13166 prev_try pointers.
13167 (remove_eh_handler): Update.
13168 (remove_eh_region_and_replace_by_outer_of): New function.
13169 * except.h (struct eh_region): Add next_region_sharing_label.
13170 (remove_eh_region_and_replace_by_outer_of,
13171 get_next_region_sharing_label): Declare.
13172 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
13173
13174 2009-04-25 Jan Hubicka <jh@suse.cz>
13175
13176 * tree-cfg.c (split_critical_edges): Split also edges where we can't
13177 insert code even if they are not critical.
13178
13179 2009-04-25 Jan Hubicka <jh@suse.cz>
13180
13181 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
13182 (gimple_can_remove_branch_p): EH edges won't remove branch by
13183 redirection.
13184 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
13185 updating of non-abnormal EH edges.
13186 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
13187 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
13188 (split_critical_edges): Split also edges where emitting code on them
13189 will lead to splitting later.
13190
13191 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
13192 H.J. Lu <hongjiu.lu@intel.com>
13193
13194 PR target/39590
13195 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
13196 the configured assembler supports fildq and fistpq mnemonics.
13197 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
13198 * configure: Regenerated.
13199 * config.in: Ditto.
13200
13201 * config/i386/i386.c (print_operand): Handle 'Z'.
13202 ['z']: Remove handling of special fild/fist suffixes.
13203 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
13204 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
13205 suffix of fild insn.
13206 (*floatsi<mode>2_vector_mixed): Ditto.
13207 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
13208 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
13209 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
13210 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
13211 * config/i386/gas.h (GAS_MNEMONICS): Remove.
13212
13213 2009-04-25 Ben Elliston <bje@au.ibm.com>
13214
13215 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
13216 the source of a set operation.
13217
13218 2009-04-25 Anatoly Sokolov <aesok@post.ru>
13219
13220 * target.h (struct gcc_target): Add case_values_threshold field.
13221 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
13222 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
13223 * targhooks.c (default_case_values_threshold): New function.
13224 * targhooks.h (default_case_values_threshold): Declare function.
13225 * stmt.c (expand_case): Use case_values_threshold target hook.
13226 * expr.h (case_values_threshold): Remove declartation.
13227 * expr.c (case_values_threshold): Remove function.
13228 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
13229
13230 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
13231 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
13232 (avr_case_values_threshold): Declare as static.
13233 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
13234
13235 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
13236 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
13237 (mn10300_case_values_threshold): New function.
13238
13239 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
13240
13241 * ira.c (setup_cover_and_important_classes): Add enum cast.
13242
13243 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
13244
13245 * genpreds.c (write_enum_constraint_num): Output definition of
13246 CONSTRAINT_NUM_DEFINED_P macro.
13247 * ira.c (setup_cover_and_important_classes): Use
13248 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
13249
13250 2009-04-24 DJ Delorie <dj@redhat.com>
13251
13252 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
13253 __SH2A_SINGLE_ONLY__ also.
13254
13255 2009-04-24 Steve Ellcey <sje@cup.hp.com>
13256
13257 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
13258 (movdf_internal): Ditto.
13259 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
13260 SFmode and DFmode constants.
13261 (ia64_print_operand): Add 'G' format for printing
13262 floating point constants.
13263
13264 2009-04-24 Richard Guenther <rguenther@suse.de>
13265
13266 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
13267 from unsigned additions.
13268
13269 2009-04-24 Joseph Myers <joseph@codesourcery.com>
13270
13271 * c-typeck.c (set_init_index): Allow array designators that are
13272 not integer constant expressions with a pedwarn if pedantic.
13273
13274 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
13275
13276 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
13277 zero if no overlap in nonzero bits between the operands.
13278
13279 2009-04-24 Ian Lance Taylor <iant@google.com>
13280
13281 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
13282 (record_dead_and_set_regs): Likewise.
13283 * df.h (struct df_mw_hardreg): Change flags field to int.
13284 (struct df_base_ref): Likewise.
13285 (struct df): Change changeable_flags field to int.
13286 * df-scan.c (df_defs_record): Change clobber_flags to int.
13287 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
13288 constants rather than #define macros.
13289 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
13290 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
13291 (enum dwarf_calling_convention): Likewise.
13292 (enum dwarf_line_number_x_ops): Likewise.
13293 (enum dwarf_call_frame_info): Likewise.
13294 (enum dwarf_source_language): Likewise.
13295 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
13296 (add_calling_convention_attribute): Likewise.
13297 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
13298 (combine_comparisons): Change compcode to int. Add cast to enum type.
13299 * genrecog.c (maybe_both_true_2): Change c to int.
13300 (write_switch): Likewise. Add cast to enum type.
13301 * gimplify.c (gimplify_omp_for): Handle return values from
13302 gimplify_expr using MIN rather than bitwise or.
13303 (gimplify_expr): Add cast to enum type.
13304 * ipa-prop.c (update_jump_functions_after_inlining): Change
13305 IPA_BOTTOM to IPA_JF_UNKNOWN.
13306 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
13307 Add casts to enum type.
13308 (setup_cover_and_important_classes): Change cl to int. Add casts
13309 to enum type.
13310 (setup_class_translate): Change cl and mode to int.
13311 (ira_init_once): Change mode to int.
13312 (free_register_move_costs): Likewise.
13313 (setup_prohibited_mode_move_regs): Add casts to enum type.
13314 * langhooks.c (add_builtin_function_common): Rework assertion that
13315 value fits bitfield.
13316 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
13317 * omega.c (omega_do_elimination): Avoid math on enum types.
13318 * optabs.c (expand_vec_shift_expr): Remove casts to int.
13319 * opts.c (set_debug_level): Change 2 to enum constant. Use new
13320 int local to handle integral_argment value.
13321 * regmove.c (try_auto_increment): Change PUT_MODE to
13322 PUT_REG_NOTE_KIND.
13323 * reload.c (push_secondary_reload): Add casts to enum type.
13324 (secondary_reload_class, find_valid_class): Likewise.
13325 * reload1.c (emit_input_reload_insns): Likewise.
13326 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
13327 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
13328 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
13329 constant.
13330 * tree.c (build_common_builtin_nodes): Add casts to enum type.
13331 * tree-complex.c (complex_lattice_t): Typedef to int rather than
13332 enum type.
13333 (expand_complex_libcall): Add casts to enum type.
13334 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
13335 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
13336 with ERROR_MARK, not NUM_TREE_CODES.
13337 (vect_create_epilog_for_reduction): Likewise.
13338 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
13339 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
13340 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
13341 enum machine_mode.
13342 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
13343 vect_unused_in_loop. Change 0 to loop_vect.
13344 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
13345 * var-tracking.c (get_init_value): Change return type to enum
13346 var_init_status.
13347 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
13348 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
13349 arm_fp_model.
13350 (arm_override_options): Add casts to enum type.
13351 (arm_emit_tls_decoration): Likewise.
13352 * config/i386/i386.c (ix86_function_specific_restore): Add casts
13353 to enum type.
13354 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
13355 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
13356 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
13357 enum type.
13358 * config/s390/s390.c (code_for_builtin_64): Change to array of
13359 enum insn_code.
13360 (code_for_builtin_31): Likewise.
13361 (s390_expand_builtin): Change code_for_builtin to enum insn_code
13362 const *.
13363 * config/sparc/sparc.c (sparc_override_options): Change value
13364 field in struct code_model to enum cmodel. In initializer change
13365 0 to NULL and add cast to enum type.
13366
13367 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
13368 Change all callers. Issue a -Wc++-compat warning using
13369 lhs_origtype if necessary.
13370 (convert_for_assignment): Issue -Wc++-compat warnings about
13371 invalid conversions to enum type on assignment.
13372 * c-common.h (build_modify_expr): Update declaration.
13373
13374 2009-04-24 Nick Clifton <nickc@redhat.com>
13375
13376 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
13377 (function_arg_advance): Likewise.
13378 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
13379 5th alternative.
13380
13381 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
13382
13383 * config/s390/constraints.md ('I', 'J'): Fix condition.
13384
13385 2009-04-24 Diego Novillo <dnovillo@google.com>
13386
13387 * gengtype-parse.c (parse_error): Add newline after message.
13388
13389 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
13390
13391 * config/i386/sse.md (avxmodesuffixs): Removed.
13392 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
13393 (*avx_pinsr<ssevecsize>): This.
13394
13395 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
13396
13397 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
13398 follow chains of regs with a single definition, and allow expressions
13399 that are function_invariant_p.
13400 (simple_rhs_p): Allow expressions that are function_invariant_p.
13401
13402 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
13403
13404 PR middle-end/39867
13405 * fold-const.c (fold_cond_expr_with_comparison): When folding
13406 > and >= to MAX, make sure the MAX uses the same type as the
13407 comparison's operands.
13408
13409 2009-04-24 Nick Clifton <nickc@redhat.com>
13410
13411 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
13412 addressing for DImode accesses.
13413 (frv_print_operand_address): Handle PLUS case.
13414 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
13415
13416 2009-04-24 Jakub Jelinek <jakub@redhat.com>
13417
13418 PR rtl-optimization/39794
13419 * alias.c (canon_true_dependence): Add x_addr argument.
13420 * rtl.h (canon_true_dependence): Adjust prototype.
13421 * cse.c (check_dependence): Adjust canon_true_dependence callers.
13422 * cselib.c (cselib_invalidate_mem): Likewise.
13423 * gcse.c (compute_transp): Likewise.
13424 * dse.c (scan_reads_nospill): Likewise.
13425 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
13426 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
13427 canon_base_addr of the group, plus optional offset.
13428 (struct group_info): Rename canon_base_mem to
13429 canon_base_addr.
13430 (get_group_info): Set canon_base_addr to canon_rtx of base, not
13431 canon_rtx of base_mem.
13432
13433 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
13434
13435 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
13436 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
13437
13438 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13439
13440 * config/spu/spu-builtins.h: Delete file.
13441
13442 * config/spu/spu.h (enum spu_builtin_type): Move here from
13443 spu-builtins.h.
13444 (struct spu_builtin_description): Likewise. Add GTY marker.
13445 Do not use enum spu_function_code or enum insn_code.
13446 (spu_builtins): Add extern declaration.
13447
13448 * config/spu/spu.c: Do not include "spu-builtins.h".
13449 (enum spu_function_code, enum spu_builtin_type_index,
13450 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
13451 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
13452 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
13453 unsigned_V2DI_type_node): Move here from spu-builtins.h.
13454 (spu_builtin_types): Make static. Add GTY marker.
13455 (spu_builtins): Add extern declaration with GTY marker.
13456 Include "gt-spu.h".
13457
13458 * config/spu/spu-c.c: Do not include "spu-builtins.h".
13459 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
13460 Check programmatically whether all parameters are scalar.
13461
13462 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
13463
13464 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
13465
13466 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
13467 assignment from the constructor either if the target is volatile.
13468
13469 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
13470
13471 * config/arm/arm.md (insv): Do not share operands[0].
13472
13473 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
13474
13475 * config/vxlib-tls.c (active_tls_threads): Delete.
13476 (delete_hook_installed): New.
13477 (tls_delete_hook): Don't delete the delete hook.
13478 (tls_destructor): Delete it here.
13479 (__gthread_set_specific): Adjust installing the delete hook.
13480 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
13481 __gthread_leave_tsd_dtor_context.
13482
13483 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
13484
13485 * c-format.c (gcc_tdiag_char_table): Add support for %E.
13486
13487 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
13488
13489 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
13490 enum type.
13491 (alpha_rtx_costs): Ditto.
13492 (emit_unlikely_jump): Use add_reg_note.
13493 (emit_frame_store_1): Ditto.
13494 (alpha_expand_prologue): Ditto.
13495 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
13496 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
13497
13498 2009-04-23 Nick Clifton <nickc@redhat.com>
13499
13500 * config/v850/v850.md (epilogue): Remove suppressed code.
13501 (return): Rename to return_simple and remove test of frame size.
13502 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
13503 to gen_return_simple.
13504
13505 2009-04-22 Jing Yu <jingyu@google.com>
13506
13507 PR testsuite/39781
13508 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
13509
13510 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
13511
13512 PR C/31499
13513 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
13514 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
13515 value is a VECTOR_CST, the element type is the element type of the
13516 vector.
13517
13518 2009-04-22 DJ Delorie <dj@redhat.com>
13519
13520 * config/m32c/m32c.h: Update GTY annotations to new syntax.
13521
13522 2009-04-22 Jakub Jelinek <jakub@redhat.com>
13523
13524 * alias.c (find_base_term): Move around LO_SUM case, so that
13525 CONST falls through into PLUS/MINUS handling.
13526
13527 PR c/39855
13528 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
13529 into 0, use omit_one_operand.
13530
13531 2009-04-23 Ben Elliston <bje@au.ibm.com>
13532
13533 * config/rs6000/linux-unwind.h (get_regs): Remove type
13534 puns. Change the type of `pc' to an array of unsigned ints and
13535 update all users. Constify frame24.
13536
13537 2009-04-22 DJ Delorie <dj@redhat.com>
13538
13539 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
13540 declarations before code.
13541 (current_function_special_page_vector): Likewise.
13542 (m32c_expand_insv): Silence a warning.
13543
13544 2009-04-21 Taras Glek <tglek@mozilla.com>
13545
13546 * alias.c: Update GTY annotations to new syntax.
13547 * basic-block.h: Likewise.
13548 * bitmap.h: Likewise.
13549 * c-common.h: Likewise.
13550 * c-decl.c: Likewise.
13551 * c-parser.c: Likewise.
13552 * c-pragma.c: Likewise.
13553 * c-tree.h: Likewise.
13554 * cfgloop.h: Likewise.
13555 * cgraph.h: Likewise.
13556 * config/alpha/alpha.c: Likewise.
13557 * config/arm/arm.h: Likewise.
13558 * config/avr/avr.h: Likewise.
13559 * config/bfin/bfin.c: Likewise.
13560 * config/cris/cris.c: Likewise.
13561 * config/darwin.c: Likewise.
13562 * config/frv/frv.c: Likewise.
13563 * config/i386/i386.c: Likewise.
13564 * config/i386/i386.h: Likewise.
13565 * config/i386/winnt.c: Likewise.
13566 * config/ia64/ia64.h: Likewise.
13567 * config/iq2000/iq2000.c: Likewise.
13568 * config/mips/mips.c: Likewise.
13569 * config/mmix/mmix.h: Likewise.
13570 * config/pa/pa.c: Likewise.
13571 * config/pa/pa.h: Likewise.
13572 * config/rs6000/rs6000.c: Likewise.
13573 * config/s390/s390.c: Likewise.
13574 * config/sparc/sparc.c: Likewise.
13575 * config/xtensa/xtensa.c: Likewise.
13576 * cselib.h: Likewise.
13577 * dbxout.c: Likewise.
13578 * dwarf2out.c: Likewise.
13579 * except.c: Likewise.
13580 * except.h: Likewise.
13581 * fixed-value.h: Likewise.
13582 * function.c: Likewise.
13583 * function.h: Likewise.
13584 * gimple.h: Likewise.
13585 * integrate.c: Likewise.
13586 * optabs.c: Likewise.
13587 * output.h: Likewise.
13588 * real.h: Likewise.
13589 * rtl.h: Likewise.
13590 * stringpool.c: Likewise.
13591 * tree-data-ref.c: Likewise.
13592 * tree-flow.h: Likewise.
13593 * tree-scalar-evolution.c: Likewise.
13594 * tree-ssa-address.c: Likewise.
13595 * tree-ssa-alias.h: Likewise.
13596 * tree-ssa-operands.h: Likewise.
13597 * tree.c: Likewise.
13598 * tree.h: Likewise.
13599 * varasm.c: Likewise.
13600 * varray.h: Likewise.
13601 * vec.h: Likewise.
13602 * coretypes.h: Do not define GTY macro if it is already defined.
13603 * doc/gty.texi: Update GTY documentation to new syntax.
13604 * gengtype-lex.l: Enforce attribute-like syntax for GTY
13605 annotations on structs.
13606 * gengtype-parse.c: Likewise.
13607
13608 2009-04-22 Mark Heffernan <meheff@google.com>
13609
13610 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
13611
13612 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
13613
13614 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
13615 where appropriate.
13616
13617 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
13618
13619 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
13620 the same as a PLUS without a shift. Increase the cost of a
13621 CONST_INT in MULT.
13622
13623 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13624
13625 * Makefile.in: Update dependencies.
13626 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
13627 * errors.h: Remove bogus comment about compatibility.
13628 (warning): Update declaration.
13629 * genautomata.c: Update all calls to warning.
13630 * gimple.c: Do not include errors.h. Include toplev.h.
13631 * tree-ssa-structalias.c: Do not include errors.h.
13632 * omega.c: Likewise.
13633 * tree-ssa-reassoc.c: Likewise.
13634 * config/spu/spu-c.c: Likewise.
13635 * config/spu/t-spu-elf: Update dependencies.
13636
13637 2009-04-22 Richard Guenther <rguenther@suse.de>
13638
13639 PR tree-optimization/39824
13640 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
13641 make sure the types are compatible.
13642
13643 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13644
13645 PR c++/14875
13646 * c-common.c (c_parse_error): Take a token_flags parameter.
13647 Use token_type for the token type instead.
13648 Pass token_flags to cpp_type2name.
13649 * c-common.h (c_parse_error): Update declaration.
13650 * c-parser.c (c_parser_error): Pass 0 as token flags.
13651
13652 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
13653
13654 PR rtl-optimization/39580
13655 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
13656
13657 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13658
13659 * function.c (expand_function_end): Do not emit a jump to the "naked"
13660 return label for fall-through returns.
13661 * except.c (sjlj_emit_function_exit): Always place the call to the
13662 unregister function at the location installed by expand_function_end.
13663
13664 2009-04-22 Richard Guenther <rguenther@suse.de>
13665
13666 PR tree-optimization/39845
13667 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
13668 (gen_inbound_check): Likewise.
13669
13670 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
13671
13672 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
13673 padding for PPC.
13674 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
13675 * config/vxlib.c (__gthread_once): Add race guard for PPC.
13676
13677 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
13678
13679 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
13680 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
13681 shift counts to avoid out-of-bounds array accesses.
13682
13683 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
13684
13685 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
13686 (Pmode): Move above.
13687
13688 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
13689
13690 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
13691 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
13692 GET_CODE macro. Use IN_RANGE macro where appropriate.
13693 * config/alpha/alpha.h: Ditto.
13694 * config/alpha/alpha.md: Ditto.
13695 * config/alpha/constraints.md: Ditto.
13696 * config/alpha/predicates.md: Ditto.
13697
13698 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
13699
13700 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
13701 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13702 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13703 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13704 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13705 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13706 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13707 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13708 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13709 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13710 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13711 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13712 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13713 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13714 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13715 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13716 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13717 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13718 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13719 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13720 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13721 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13722 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13723 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13724 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13725 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13726 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13727
13728 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
13729
13730 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
13731 references from comments.
13732 * cfgbuild.c: (count_basic_blocks): Delete.
13733 (find_basic_blocks_1): Delete.
13734 (find_basic_blocks): Delete.
13735 * except.c (finish_eh_generation): Make static. Move comment from
13736 except.h here. Remove find_basic_blocks references from comments.
13737 * except.h (finish_eh_generation): Delete.
13738 * basic-block.h (find_basic_blocks): Delete.
13739 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
13740
13741 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
13742
13743 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
13744 (sdbout_parms): Likewise.
13745
13746 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
13747
13748 * config/sh/sh.c (prepare_cbranch_operands): Use
13749 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
13750 (expand_cbranchdi4): Likewise.
13751 (from_compare): Add cast to enum type.
13752 (expand_cbranchsi4): Use add_reg_note.
13753 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
13754 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
13755 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
13756 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
13757 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
13758 instead of CODE_FOR_nothing.
13759 (cbranchdi4): Likewise. Fix the order of arguments for
13760 gen_rtx_fmt_ee.
13761 (push_fpscr): Use add_reg_note.
13762 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
13763 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
13764
13765 2009-04-21 Joseph Myers <joseph@codesourcery.com>
13766
13767 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
13768 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
13769 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
13770 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
13771 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
13772 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
13773 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
13774 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
13775 config/alpha/x-vms, config/arc/t-arc,
13776 config/arm/README-interworking, config/arm/arm-c.c,
13777 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
13778 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
13779 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
13780 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
13781 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
13782 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
13783 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
13784 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
13785 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
13786 config/cris/t-elfmulti, config/crx/t-crx,
13787 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
13788 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
13789 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
13790 config/h8300/t-h8300, config/i386/athlon.md,
13791 config/i386/darwin-libgcc.10.4.ver,
13792 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
13793 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
13794 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
13795 config/i386/t-linux64, config/i386/t-nwld,
13796 config/i386/t-rtems-i386, config/i386/t-sol2-10,
13797 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
13798 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
13799 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
13800 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
13801 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
13802 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
13803 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
13804 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
13805 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
13806 config/m68k/t-uclinux, config/mcore/t-mcore,
13807 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
13808 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
13809 config/mips/crtn.asm, config/mips/irix-crti.asm,
13810 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
13811 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
13812 config/mips/mips-fixed.md, config/mips/sb1.md,
13813 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
13814 config/mips/t-iris6, config/mips/t-isa3264,
13815 config/mips/t-libgcc-mips16, config/mips/t-linux64,
13816 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
13817 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
13818 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
13819 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
13820 config/mn10300/t-linux, config/mn10300/t-mn10300,
13821 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
13822 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
13823 config/picochip/libgccExtras/clzsi2.asm,
13824 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
13825 config/rs6000/darwin-libgcc.10.4.ver,
13826 config/rs6000/darwin-libgcc.10.5.ver,
13827 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
13828 config/rs6000/t-aix43, config/rs6000/t-aix52,
13829 config/rs6000/t-darwin, config/rs6000/t-fprules,
13830 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
13831 config/rs6000/t-lynx, config/rs6000/t-netbsd,
13832 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
13833 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
13834 config/rs6000/t-rtems, config/rs6000/t-spe,
13835 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
13836 config/score/t-score-elf, config/sh/divcost-analysis,
13837 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
13838 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
13839 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
13840 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
13841 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
13842 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
13843 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
13844 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
13845 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
13846 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
13847 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
13848 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
13849 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
13850 limitx.h, version.c, xcoff.h: Add copyright and license notices.
13851 * config/h8300/genmova.sh: Include copyright and license notices
13852 in generated output.
13853 * config/h8300/mova.md: Regenerate.
13854 * doc/install.texi2html: Include word "Copyright" in copyright
13855 notice and use name "Free Software Foundation, Inc.".
13856 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
13857 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
13858 ChangeLog-2007, ChangeLog-2008: Correct dates.
13859
13860 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
13861
13862 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
13863 NE_EXPR operations as well.
13864 * c-parser.c (c_parser_condition): Do not set location information on
13865 the condition.
13866 (c_parser_conditional_expression): Likewise.
13867 (c_parser_binary_expression): Set location information on operators.
13868 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
13869 TRUTH_NOT_EXPR has been folded.
13870 * fold-const.c (fold_truth_not_expr): Copy location information from
13871 the incoming expression to the outgoing one.
13872 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
13873 recursive calls on the LHS of the operator but pass that of the
13874 operator to recursive calls on the RHS of the operator. Set it
13875 on the COND_EXPR.
13876 (shortcut_cond_expr): Set the locus of the operator on the second
13877 COND_EXPR and that of the expression on the first in degenerate cases.
13878 Pass the locus of the expression to calls to shortcut_cond_r.
13879 Set the locus of the 'then' block on the associated jump, if any.
13880 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
13881 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
13882 expression to call to gimplify_boolean_expr.
13883
13884 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
13885
13886 * config.gcc: Add additional configuration for
13887 i686-w64-mingw* and x86_64-w64-mingw* triplet.
13888 * config/i386/mingw-w64.h: New mingw-w64 specific header.
13889 (CPP_SPEC): Redefine for allowing -municode option.
13890 (STARTFILE_SPEC): Likewise.
13891 * config/i386/t-mingw-w64: New.
13892 * config/i386/mingw-w64.opt: New.
13893 (municode): Add new target option.
13894 * doc/invoke.texi (municode): Add documentation for new option.
13895
13896 2009-04-21 Ian Lance Taylor <iant@google.com>
13897
13898 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13899 Correct test for number of arguments.
13900 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
13901
13902 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
13903
13904 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
13905 argument of emit_library_call.
13906
13907 2009-04-21 Richard Guenther <rguenther@suse.de>
13908
13909 PR middle-end/39829
13910 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
13911 inside VIEW_CONVERT_EXPRs.
13912
13913 2009-04-21 Martin Jambor <mjambor@suse.cz>
13914
13915 * tree-switch-conversion.c (build_constructors): Split a long line.
13916 (constructor_contains_same_values_p): New function.
13917 (build_one_array): Create assigns of constants if possible, do not
13918 call mark_sym_for_renaming, call update_stmt.
13919 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
13920 make_rename_temp. Do not call mark_symbols_for_renaming, call
13921 update_stmt.
13922 (gen_def_assigns): Do not call mark_symbols_for_renaming or
13923 find_new_referenced_vars, call update_stmt.
13924 (gen_inbound_check): Use create_tmp_var and create ssa names manually
13925 instead of calling make_rename_temp. Do not call
13926 find_new_referenced_vars or mark_symbols_for_renaming, call
13927 update_stmt.
13928
13929 2009-04-21 Richard Guenther <rguenther@suse.de>
13930
13931 PR tree-optimization/39827
13932 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
13933 (tree_ssa_phiprop): Pass the correct array size.
13934
13935 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
13936
13937 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
13938
13939 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
13940
13941 PR 16202
13942 * c-typeck.c (lvalue_p): Move declaration ...
13943 * c-common.h (lvalue_p): ... to here.
13944 * c-common.c (candidate_equal_p): New.
13945 (add_tlist): Use it.
13946 (merge_tlist): Use it.
13947 (warn_for_collisions_1): Likewise.
13948 (warning_candidate_p): Accept more candidates.
13949 (verify_tree): A warning candidate can be an expression. Use
13950 candidate_equal_p.
13951
13952 2009-04-21 Ben Elliston <bje@au.ibm.com>
13953
13954 PR target/5267
13955 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
13956 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
13957 options. Remove -mcall-solaris documentation.
13958
13959 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13960
13961 PR c++/13358
13962 * doc/invoke.texi (-Wlong-long): Update description.
13963 * c-lex (interpret_integer): Only warn if there was no previous
13964 overflow and -Wlong-long is enabled.
13965 * c-decl.c (declspecs_add_type): Drop redundant flags.
13966 * c.opt (Wlong-long): Init to -1.
13967 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
13968 and front-end warn_long_long. Wlong-long only depends on other
13969 flags if it is uninitialized.
13970 * c-parser.c (disable_extension_diagnostics): warn_long_long is
13971 the same for CPP and FE.
13972 (restore_extension_diagnostics): Likewise.
13973
13974 2009-04-20 Ian Lance Taylor <iant@google.com>
13975
13976 Fix enum conversions which are invalid in C++:
13977 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
13978 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
13979 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
13980 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
13981 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
13982 (dbxout_parms): Likewise.
13983 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
13984 (df_clear_flags): Likewise.
13985 * df-problems.c (df_rd_bb_local_compute_process_def): Change
13986 top_flag parameter to int.
13987 (df_chain_create_bb_process_use): Likewise.
13988 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
13989 Remove cast.
13990 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
13991 (df_ref_create_structure, df_def_record_1): Likewise.
13992 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
13993 (df_notes_rescan): Change 0 to VOIDmode in function call.
13994 (df_get_call_refs, df_insn_refs_collect): Likewise.
13995 (df_bb_regs_collect): Likewise.
13996 (df_entry_block_defs_collect): Likewise.
13997 (df_exit_block_uses_collect): Likewise.
13998 * df.h: Update declarations.
13999 * double-int.c (double_int_divmod): Add cast to enum type.
14000 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
14001 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
14002 (based_loc_descr): Likewise.
14003 (loc_descriptor_from_tree_1): Change first_op and second_op to
14004 enum dwarf_location_atom. Add cast to enum type.
14005 * expmed.c (init_expmed): Change 0 to SET in function call.
14006 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
14007 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
14008 (do_store_flag): Likewise.
14009 * fixed-value.h (struct fixed_value): Change mode to enum
14010 machine_mode.
14011 * function.c (assign_parms): Change 0 to VOIDmode in function call.
14012 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
14013 function call.
14014 (insert_insn_decl, insert_decl, insert_state): Likewise.
14015 (automata_list_finish): Likewise.
14016 * genrecog.c (process_define_predicate): Add cast to enum type.
14017 * gensupport.c (init_predicate_table): Add cast to enum type.
14018 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
14019 function call.
14020 (gimple_build_call_1, gimple_build_label): Likewise.
14021 (gimple_build_goto, gimple_build_asm_1): Likewise.
14022 (gimple_build_switch_1, gimple_build_cdt): Likewise.
14023 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
14024 (enum fallback): Rename from enum fallback_t.
14025 (fallback_t): Typedef as int.
14026 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
14027 GSI_SAME_STMT in function call.
14028 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
14029 enum type.
14030 (setup_reg_class_relations): Likewise.
14031 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
14032 (setup_prohibited_class_mode_regs): Add cast to enum type.
14033 (setup_prohibited_mode_move_regs): Likewise.
14034 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
14035 (record_address_regs): Change i to enum reg_class.
14036 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
14037 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
14038 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
14039 (GET_MODE_2XWIDER_MODE): Likewise.
14040 (GET_CLASS_NARROWEST_MODE): Likewise.
14041 * omp-low.c (expand_omp_for): Add cast to enum type.
14042 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
14043 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
14044 * postreload.c (reload_cse_simplify_operands): Change rclass local
14045 to enum reg_class.
14046 * predict.c (combine_predictions_for_insn): Change best_predictor
14047 and predictor to enum br_predictor.
14048 (combine_predictions_for_bb): Likewise.
14049 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
14050 use SET_PREDICT_EXPR_OUTCOME.
14051 * real.c (real_arithmetic): Change icode to code in function call.
14052 * reginfo.c (init_move_cost): Add casts to enum type.
14053 (init_reg_sets_1, init_fake_stack_mems): Likewise.
14054 * regmove.c (regclass_compatible_p): Change class0 and class1 to
14055 enum reg_class.
14056 * reload.c (find_valid_class): Add casts to enum type.
14057 (push_reload): Change 0 to NO_REGS in function call.
14058 (find_reloads): Change this_alternative to array of enum
14059 reg_class. Remove some now-unnecessary casts.
14060 (make_memloc): Change 0 to VOIDmode in function call.
14061 * reload1.c (reload): Change 0 to VOIDmode in function call.
14062 (eliminate_regs_1, elimination_effects): Likewise.
14063 (eliminate_regs_in_insn): Likewise.
14064 (emit_input_reload_insns): Add cast to enum type.
14065 (delete_output_reload): Change 0 to VOIDmode in function call.
14066 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
14067 to enum type in function call.
14068 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
14069 (SET_PREDICT_EXPR_OUTCOME): Define.
14070 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
14071 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
14072 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
14073 (dump_function): Likewise.
14074 * tree-dump.h: Update declarations.
14075 * tree-pass.h: Update declarations.
14076 * varasm.c (assemble_integer): Change mclass to enum mode_class.
14077 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
14078 enum type.
14079 (arm_rtx_costs_1): Correct parenthesization.
14080 (arm_rtx_costs): Add casts to enum type.
14081 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
14082 (vfp_emit_fstmd): Use add_rg_note.
14083 (emit_multi_reg_push, emit_sfm): Likewise.
14084 (thumb_set_frame_pointer): Likewise.
14085 (arm_expand_prologue): Likewise.
14086 (arm_regno_class): Change return type to enum reg_class.
14087 (thumb1_expand_prologue): Use add_reg_note.
14088 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
14089 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
14090 in function call.
14091 * config/arm/gentune.sh: Add cast to enum type.
14092 * config/arm/arm-tune.md: Rebuild.
14093 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
14094 (ix86_split_fp_branch, predict_jump): Likewise.
14095 (ix86_expand_multi_arg_builtin): Change sub_code from enum
14096 insn_code to enum rtx_code.
14097 (ix86_builtin_vectorized_function): Add cast to enum type.
14098 * config/i386/i386.md (truncdfsf2): Change slot to enum
14099 ix86_stack_slot.
14100 (truncxf<mode>2, isinf<mode>2): Likewise.
14101 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
14102 enum type.
14103 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
14104 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
14105 (insert_bundle_state): Change 1 to INSERT in function call.
14106 (ia64_add_bundle_selector_before): Likewise.
14107 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
14108 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
14109 (restore_stack_nonlocal): Likewise.
14110 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
14111 function call.
14112 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
14113 function call.
14114 (mips_rtx_costs): Likewise.
14115 (mips_override_options): Add casts to enum type.
14116 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
14117 in function call.
14118 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
14119 (store_reg, set_reg_plus_d): Likewise.
14120 (hppa_expand_prologue, hppa_profile_hook): Likewise.
14121 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
14122 cast to enum type.
14123 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
14124 function call.
14125 (emit_unlikely_jump): Use add_reg_note.
14126 (rs6000_emit_allocate_stack): Likewise.
14127 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
14128 (output_toc): Change 1 to INSERT in function call.
14129 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
14130 (rs6000_initialize_trampoline): Likewise.
14131 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
14132 function call.
14133 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
14134 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
14135 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
14136 (save_gprs): Use add_reg_note.
14137 (s390_emit_prologue): Likewise.
14138 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
14139 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
14140 (sparc_fold_builtin): Add cast to enum type.
14141 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
14142 enum insn_code.
14143 (spu_expand_prologue): Use add_reg_note.
14144 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
14145
14146 2009-04-20 Ian Lance Taylor <iant@google.com>
14147
14148 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
14149 (c_parser_postfix_expression_after_primary): Get VEC for list of
14150 arguments. Get original types of arguments. Call
14151 build_function_call_vec.
14152 (cached_expr_list_1, cached_expr_list_2): New static variables.
14153 (c_parser_expr_list): Change return type to VEC *. Add
14154 p_orig_types parameter. Change all callers.
14155 (c_parser_release_expr): New static function.
14156 (c_parser_vec_to_tree_list): New static function.
14157 * c-typeck.c (build_function_call): Rewrite to build a VEC and
14158 call build_function_call_vec.
14159 (build_function_call_vec): New function, based on old
14160 build_function_call.
14161 (convert_arguments): Remove nargs and argarray parameters. Change
14162 values to a VEC. Add origtypes parameter.
14163 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
14164 (convert_for_assignment): Add origtype parameter. Change all
14165 callers. If warn_cxx_compat, check for conversion to an enum
14166 type when calling a function.
14167 (store_init_value): Add origtype parameter. Change all callers.
14168 (digest_init): Likewise.
14169 (struct init_node): Add origtype field.
14170 (add_pending_init): Add origtype parameter. Change all callers.
14171 (output_init_element): Likewise.
14172 (output_pending_init_elements): Pass origtype from init_node to
14173 output_init_element.
14174 (process_init_element): Pass origtype from c_expr to
14175 output_init_element.
14176 (c_finish_return): Add origtype parameter. Change all callers.
14177 * c-common.c (sync_resolve_size): Change params to VEC *. Change
14178 caller.
14179 (sync_resolve_params): Likewise.
14180 (sync_resolve_return): Change params to first_param. Change caller.
14181 (resolve_overloaded_builtins): Change params to VEC *. Change
14182 callers. Save first parameter around call to build_function_call_vec.
14183 * c-decl.c (finish_decl): Add origtype parameter. Change all
14184 callers. Call build_function_call_vec rather than
14185 build_function_call for cleanup.
14186 * c-tree.h: Update declarations.
14187 * c-common.h: Update declarations.
14188 * stub-objc.c (objc_rewrite_function_call): Change parameter from
14189 params to first_param.
14190 * target.h (struct gcc_target): Change resolve_overloaded_builtin
14191 params parameter from tree to void *.
14192 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
14193 Change arglist parameter to have type void *, and to be a pointer
14194 to a VEC.
14195 * config/rs6000/rs6000-protos.h
14196 (altivec_resolve_overloaded_builtin): Update declaration.
14197 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
14198 fnargs parameter to have type void *, and to be a pointer to a
14199 VEC. Call build_function_call_vec instead of
14200 build_function_call.
14201 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
14202
14203 2009-04-20 Joey Ye <joey.ye@intel.com>
14204 Xuepeng Guo <xuepeng.guo@intel.com>
14205 H.J. Lu <hongjiu.lu@intel.com>
14206
14207 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
14208
14209 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
14210 (IX86_LEA_PRIORITY): Likewise.
14211 (distance_non_agu_define): New function.
14212 (distance_agu_use): Likewise.
14213 (ix86_lea_for_add_ok): Likewise.
14214 (ix86_dep_by_shift_count): Likewise.
14215
14216 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
14217 should split for LEA.
14218
14219 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
14220 function.
14221 (ix86_dep_by_shift_count): Likewise.
14222
14223 2009-04-20 Richard Guenther <rguenther@suse.de>
14224
14225 * expr.c (handled_component_p): Move ...
14226 * tree.h (handled_component_p): ... here.
14227 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
14228 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
14229 and REALPART_EXPR to be in one group.
14230
14231 2009-04-20 Richard Guenther <rguenther@suse.de>
14232
14233 * basic-block.h (get_all_dominated_blocks): Declare.
14234 * dominance.c (get_all_dominated_blocks): New function.
14235 * tree-cfg.c (get_all_dominated_blocks): Remove.
14236 (remove_edge_and_dominated_blocks): Adjust.
14237 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
14238 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
14239 instead of recursing.
14240
14241 2009-04-20 Doug Kwan <dougkwan@google.com>
14242
14243 * cgraph.h (cgraph_node_ptr): New type for vector functions.
14244 (struct cgraph_node_set_def): New type.
14245 (cgraph_node_set) New type. Also declare vector functions.
14246 (struct cgraph_node_set_element_def): New type.
14247 (cgraph_node_set_element): Ditto.
14248 (cgraph_node_set_iterator): New iterator type.
14249 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
14250 cgraph_node_set_remove, dump_cgraph_node_set,
14251 debug_cgraph_node_set): New prototypes.
14252 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
14253 cgraph_node_set_size): New inlines.
14254 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
14255 including cgraph.h.
14256 (struct ipa_opt_pass): Add struct cgraph_node_set_def
14257 argument to function 'write_summary'.
14258 * ipa.c: Include ggc.h.
14259 (hash_cgraph_node_set_element,
14260 eq_cgraph_node_set_element, cgraph_node_set_new,
14261 cgraph_node_set_add, cgraph_node_set_remove,
14262 cgraph_node_set_find, dump_cgraph_node_set,
14263 debug_cgraph_node_set): New functions.
14264 * Makefile.in (ipa.o): Add dependency on GGC_H.
14265
14266 2009-04-20 Ira Rosen <irar@il.ibm.com>
14267
14268 PR tree-optimization/39675
14269 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
14270 check of the return code of vect_schedule_slp. Check that
14271 stmt_vec_info still exists for the statement, before checking its
14272 vectorization type.
14273
14274 2009-04-20 Michael Matz <matz@suse.de>
14275
14276 * Makefile.in (generated_files): Take out $(simple_generated_c).
14277
14278 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
14279
14280 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
14281 (UINTPTR_TYPE): Likewise.
14282
14283 2009-04-19 Joseph Myers <joseph@codesourcery.com>
14284
14285 PR c/37481
14286 * c-typeck.c (digest_init): Check for initializing an array with a
14287 string literal.
14288
14289 2009-04-19 Joseph Myers <joseph@codesourcery.com>
14290
14291 PR c/19771
14292 * c-semantics.c (pop_stmt_list): Propagate
14293 STATEMENT_LIST_HAS_LABEL to parent statement list.
14294
14295 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
14296
14297 * config/mips/mips.h (mips_tune_attr): New macro.
14298 * config/mips/mips.md (cpu): Use it.
14299
14300 2009-04-19 Joseph Myers <joseph@codesourcery.com>
14301
14302 PR c/38243
14303 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
14304 declaring a tag.
14305
14306 2009-04-19 Diego Novillo <dnovillo@google.com>
14307
14308 * toplev.c (compile_file): Move call to coverage_finish ...
14309 * cgraphunit.c (ipa_passes): ... here.
14310 Call cgraph_process_new_functions.
14311 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
14312 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
14313
14314 2009-04-19 Jan Hubicka <jh@suse.cz>
14315
14316 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
14317 cfun.
14318 (dump_cgraph_node): Dump can throw external flag.
14319 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
14320
14321 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
14322
14323 PR c/32061
14324 PR c++/36954
14325 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
14326 * common.opt (Wlogical-op): Move from here...
14327 * c.opt (Wlogical-op): ... to here.
14328 * c-typeck.c (parser_build_binary_op): Update call to
14329 warn_logical_operator.
14330 * c-opts.c (c_common_post_options): Enable warn_logical_op with
14331 extra_warnings.
14332 * c-common.c (warn_logical_op): Update.
14333 * c-common.h (warn_logical_op): Update declaration.
14334
14335 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
14336
14337 * tree.c (protected_set_expr_location): Fix formatting.
14338
14339 2009-04-18 Joseph Myers <joseph@codesourcery.com>
14340
14341 PR c/27676
14342 * c-typeck.c (readonly_warning): new.
14343 (build_unary_op, build_modify_expr): Use readonly_warning for
14344 storing into something readonly but not const-qualified.
14345
14346 2009-04-18 Joseph Myers <joseph@codesourcery.com>
14347
14348 PR c/22367
14349 * c-typeck.c (build_unary_op): Check for taking address of
14350 expression of type void.
14351
14352 2009-04-18 Joseph Myers <joseph@codesourcery.com>
14353
14354 PR c/35210
14355 * c-typeck.c (build_function_call): Check for calling a function
14356 with qualified void return types. Call require_complete_type when
14357 generating a trap.
14358
14359 2009-04-18 Jan Hubicka <jh@suse.cz>
14360
14361 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
14362 Set nothrow flag.
14363 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
14364 can_throw_external flag.
14365 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
14366 * ipa-pure-const.c (ignore_edge): New function.
14367 (propagate): Compute order for NOTHROW computation; set NOTHROWs
14368 only over can_throw_external edges.
14369 (local_pure_const): Add nothrow flag.
14370 * ipa-utils.c (searchc): Add ignore_edge callback.
14371 (ipa_utils_reduced_inorder): Add ignore_edge callback.
14372 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
14373 (set_nothrow_function_flags): Update cgraph.
14374 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
14375
14376 2009-04-18 Richard Guenther <rguenther@suse.de>
14377
14378 PR middle-end/39804
14379 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
14380 (fold_stmt): ... this and ...
14381 (fold_stmt_inplace): ... this.
14382 (fold_stmt_1): Fold references in calls and asms.
14383 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
14384
14385 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14386
14387 * tree-vrp.c (ssa_name_nonzero_p): Remove.
14388 * tree.h: Remove the prototype for ssa_name_nonzero_p.
14389
14390 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14391
14392 * tree.c (function_args_count): Remove.
14393 * tree.h: Remove the prototype for function_args_count.
14394
14395 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14396
14397 * tree-iterator.c (expr_only): Remove.
14398 * tree.h: Remove the prototype for expr_only.
14399
14400 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14401
14402 * reginfo.c (cannot_change_mode_set_regs): Remove.
14403 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
14404
14405 2009-04-08 Anatoly Sokolov <aesok@post.ru>
14406
14407 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
14408 whether operands 0 and 1 overlaps.
14409
14410 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
14411
14412 PR middle-end/36902
14413 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
14414 pointer. Use warning_at instead of warning.
14415 (search_for_addr_array): Likewise.
14416 (check_array_bounds): Likewise.
14417 (check_all_array_refs): Check that the incoming edge is not in the
14418 list of edges to be removed.
14419 (check_all_array_refs): Avoid the temporal pointer.
14420 (vrp_visit_cond_stmt): Fix typo.
14421 (simplify_switch_using_ranges): Handle the case where the switch
14422 index is an integer constant.
14423
14424 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
14425
14426 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
14427
14428 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14429
14430 * doc/extend.texi, doc/invoke.texi: Fix typos.
14431
14432 2009-04-17 Cary Coutant <ccoutant@google.com>
14433
14434 * tree-flow-inline.h (get_lineno): Fix inverted test.
14435
14436 2009-04-17 Diego Novillo <dnovillo@google.com>
14437
14438 * tree-ssa-pre.c (create_expression_by_pieces): Remove
14439 assertion for AVAIL_OUT.
14440
14441 2009-04-17 Mike Frysinger <vapier@gentoo.org>
14442
14443 PR target/38627
14444 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
14445 * config/sh/linux-atomic.asm: Likewise.
14446
14447 2009-04-17 Diego Novillo <dnovillo@google.com>
14448
14449 * except.c (debug_eh_tree): New.
14450 (struct eh_region, struct eh_status): Move ...
14451 * except.h: ... here.
14452 (add_type_for_runtime): Declare extern.
14453 (lookup_type_for_runtime): Likewise.
14454 (debug_eh_tree): Declare.
14455 * Makefile.in (GTFILES): List except.h before except.c
14456
14457 2009-04-17 Diego Novillo <dnovillo@google.com>
14458
14459 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
14460 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
14461 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
14462 (find_vars_r): ... here.
14463 * tree-flow.h (find_referenced_vars_in): Declare.
14464 * tree-ssa-pre.c (create_expression_by_pieces): Assert
14465 that AVAIL_OUT exists for BLOCK.
14466 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
14467 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
14468 (tree-parloops.o): Likewise.
14469
14470 2009-04-17 Simon Baldwin <simonb@google.com>
14471
14472 * toplev.c (default_tree_printer): Add handling for %E format.
14473
14474 2009-04-17 Diego Novillo <dnovillo@google.com>
14475
14476 * tree-pretty-print.c (dump_generic_node): Add break after
14477 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
14478 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
14479 FUNCTION_TYPE together. Call print_struct_decl when printing
14480 structures and TDF_SLIM is not given.
14481 (print_struct_decl): Fix logic for detecting recursion.
14482
14483 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
14484
14485 PR 31567
14486 * gcc.c (create_at_file): New.
14487 (compile_input_file_p): New.
14488 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
14489 * main.c (main): Update call to toplev_main.
14490 * toplev.c (toplev_main): Change signature. Call expandargv.
14491 * toplev.h (toplev_main): Change signature.
14492
14493 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
14494
14495 * dwarf2out.c (field_byte_offset): Use the type size as the field size
14496 if the latter is not constant.
14497
14498 2009-04-17 David Edelsohn <edelsohn@gnu.org>
14499
14500 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
14501
14502 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
14503
14504 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
14505 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
14506
14507 2009-04-17 Richard Guenther <rguenther@suse.de>
14508
14509 * tree-ssa-structalias.c (get_constraint_for_component_ref):
14510 Handle component references view-converting an invariant address.
14511
14512 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
14513
14514 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
14515 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
14516 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
14517 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
14518 Use @deftypevr rather than @deftypevar.
14519
14520 2009-04-17 Richard Guenther <rguenther@suse.de>
14521
14522 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
14523 (get_prop_source_stmt): Likewise.
14524 (can_propagate_from): Likewise.
14525
14526 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
14527
14528 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
14529 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
14530 (--with-multilib-list): Add default value.
14531 * configure: Regenerate.
14532 * Makefile.in (TM_ENDIAN_CONFIG): Define.
14533 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
14534 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
14535 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
14536 Don't add default cpu to multilib list unnecessarily, but do enable
14537 the relevant compiler option..
14538 Add support for --with-multilib-list=<blank> and
14539 --with-multilib-list=!<somelib> to supress unwanted multilibs.
14540 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
14541 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
14542 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
14543 TM_MULTILIB_CONFIG.
14544 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
14545 (MULTILIB_OSDIRNAMES): New variable.
14546 * config/sh/t-1e: Delete file.
14547 * config/sh/t-mlib-sh1: Delete file.
14548 * config/sh/t-mlib-sh2: Delete file.
14549 * config/sh/t-mlib-sh2a: Delete file.
14550 * config/sh/t-mlib-sh2a-nofpu: Delete file.
14551 * config/sh/t-mlib-sh2a-single: Delete file.
14552 * config/sh/t-mlib-sh2a-single-only: Delete file.
14553 * config/sh/t-mlib-sh2e: Delete file.
14554 * config/sh/t-mlib-sh3e: Delete file.
14555 * config/sh/t-mlib-sh4: Delete file.
14556 * config/sh/t-mlib-sh4-nofpu: Delete file.
14557 * config/sh/t-mlib-sh4-single: Delete file.
14558 * config/sh/t-mlib-sh4-single-only: Delete file.
14559 * config/sh/t-mlib-sh4a: Delete file.
14560 * config/sh/t-mlib-sh4a-nofpu: Delete file.
14561 * config/sh/t-mlib-sh4a-single: Delete file.
14562 * config/sh/t-mlib-sh4a-single-only: Delete file.
14563 * config/sh/t-mlib-sh4al: Delete file.
14564 * config/sh/t-mlib-sh5-32media: Delete file.
14565 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
14566 * config/sh/t-mlib-sh5-64media: Delete file.
14567 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
14568 * config/sh/t-mlib-sh5-compact: Delete file.
14569 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
14570 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
14571 * doc/install.texi (Options specification): Add
14572 --with-multilib-list and --with-endian.
14573
14574 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
14575
14576 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
14577 REVISION_c.
14578 (OBJS-common): Add plugin-version.o.
14579 (plugin-version.o): New.
14580 * gcc-plugin.h (plugin_gcc_version): New.
14581 (plugin_default_version_check): New.
14582 (plugin_init_func, plugin_init): Add version argument.
14583 * plugin-version.c: New.
14584 * plugin.c (str_plugin_gcc_version_name): New.
14585 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
14586 pass it to the init function.
14587 (plugin_default_version_check): New.
14588
14589 2009-04-17 Richard Guenther <rguenther@suse.de>
14590
14591 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
14592 for decl-vs-decl disambiguation.
14593
14594 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
14595
14596 * config/s390/s390.h (s390_tune_attr): New macro definition.
14597 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
14598
14599 2009-04-17 Richard Guenther <rguenther@suse.de>
14600
14601 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
14602 (fold_stmt_r): Likewise.
14603 (maybe_fold_reference): New function.
14604 (fold_gimple_assign): Handle cases fold_stmt_r did.
14605 (fold_stmt): Do not use fold_stmt_r.
14606 (fold_stmt_inplace): Likewise.
14607
14608 2009-04-17 Richard Guenther <rguenther@suse.de>
14609
14610 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
14611 (record_equivalences_from_stmt): Remove useless checks and
14612 simplifications.
14613 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
14614 the type is already suitable.
14615
14616 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
14617
14618 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
14619
14620 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
14621
14622 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
14623 (CMPtype): Define as __gcc_CMPtype.
14624
14625 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
14626
14627 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
14628 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
14629
14630 2009-04-17 Richard Guenther <rguenther@suse.de>
14631
14632 PR tree-optimization/39746
14633 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
14634 special-casing for builtins and static variable use/def.
14635 (call_may_clobber_ref_p_1): Likewise.
14636
14637 2009-04-16 Ian Lance Taylor <iant@google.com>
14638
14639 * df.h: Include "timevar.h".
14640 (struct df_problem): Change tv_id field to timevar_id_t.
14641 * tree-pass.h: Include "timevar.h".
14642 (struct opt_pass): Change tv_id field to timevar_id_t.
14643 * timevar.h (timevar_id_t): Define TV_NONE.
14644 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
14645 TV_NONE rather than tv_id != 0.
14646 (execute_one_pass): Likewise.
14647 * Makefile.in (DF_H): Add $(TIMEVAR_H).
14648 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
14649 dependencies to $(TREE_PASS_H).
14650 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
14651 to TV_NONE.
14652 (pass_branch_target_load_optimize2): Likewise.
14653 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
14654 (pass_outof_cfg_layout_mode): Likewise.
14655 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
14656 (pass_rebuild_cgraph_edges): Likewise.
14657 (pass_remove_cgraph_callee_edges): Likewise.
14658 * df-core.c (pass_df_initialize_opt): Likewise.
14659 (pass_df_initialize_no_opt): Likewise.
14660 (pass_df_finish): Likewise.
14661 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
14662 * except.c (pass_set_nothrow_function_flags): Likewise.
14663 (pass_convert_to_eh_region_ranges): Likewise.
14664 * final.c (pass_compute_alignments): Likewise.
14665 * function.c (pass_instantiate_virtual_regs): Likewise.
14666 (pass_init_function): Likewise.
14667 (pass_leaf_regs): Likewise.
14668 (pass_match_asm_constraints): Likewise.
14669 * gimple-low.c (pass_lower_cf): Likewise.
14670 (pass_mark_used_blocks): Likewise.
14671 * init-regs.c (pass_initialize_regs): Likewise.
14672 * integrate.c (pass_initial_value_sets): Likewise.
14673 * ira.c (pass_ira): Likewise.
14674 * jump.c (pass_cleanup_barriers): Likewise.
14675 * omp-low.c (pass_expand_omp): Likewise.
14676 (pass_lower_omp): Likewise.
14677 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
14678 * recog.c (pass_split_all_insns): Likewise.
14679 (pass_split_after_reload): Likewise.
14680 (pass_split_before_regstack): Likewise.
14681 (pass_split_before_sched2): Likewise.
14682 (pass_split_for_shorten_branches): Likewise.
14683 * reginfo.c (pass_reginfo_init): Likewise.
14684 (pass_subregs_of_mode_init): Likewise.
14685 (pass_subregs_of_mode_finish): Likewise.
14686 * passes.c (pass_postreload): Likewise.
14687 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
14688 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
14689 (pass_warn_function_return): Likewise.
14690 (pass_warn_function_noreturn): Likewise.
14691 * tree-complex.c (pass_lower_complex): Likewise.
14692 (pass_lower_complex_O0): Likewise.
14693 * tree-if-conv.c (pass_if_conversion): Likewise.
14694 * tree-into-ssa.c (pass_build_ssa): Likewise.
14695 * tree-mudflap.c (pass_mudflap_1): Likewise.
14696 (pass_mudflap_2): Likewise.
14697 * tree-nomudflap.c (pass_mudflap_1): Likewise.
14698 (pass_mudflap_2): Likewise.
14699 * tree-nrv.c (pass_return_slot): Likewise.
14700 * tree-object-size.c (pass_object_sizes): Likewise.
14701 * tree-optimize.c (pass_all_optimizations): Likewise.
14702 (pass_early_local_passes): Likewise.
14703 (pass_all_early_optimizations): Likewise.
14704 (pass_cleanup_cfg): Likewise.
14705 (pass_cleanup_cfg_post_optimizing): Likewise.
14706 (pass_free_datastructures): Likewise.
14707 (pass_free_cfg_annotations): Likewise.
14708 (pass_fixup_cfg): Likewise.
14709 (pass_init_datastructures): Likewise.
14710 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
14711 (pass_late_warn_uninitialized): Likewise.
14712 (pass_update_address_taken): Likewise.
14713 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
14714 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
14715 (pass_cse_sincos): Likewise.
14716 (pass_convert_to_rsqrt): Likewise.
14717 * tree-ssa-structalias.c (pass_build_alias): Likewise.
14718 * tree-stdarg.c (pass_stdarg): Likewise.
14719 * tree-tailcall.c (pass_tail_recursion): Likewise.
14720 (pass_tail_calls): Likewise.
14721 * tree-vect-generic.c (pass_lower_vector): Likewise.
14722 (pass_lower_vector_ssa): Likewise.
14723 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
14724
14725 2009-04-16 Joseph Myers <joseph@codesourcery.com>
14726
14727 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
14728 XLR entry.
14729 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
14730 Handle -march=xlr.
14731 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
14732 logical and signext.
14733
14734 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
14735
14736 PR target/39767
14737 * config/sh/predicates.md (arith_operand): Check if the operand
14738 of TRUNCATE is a REG.
14739
14740 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14741
14742 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
14743 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
14744
14745 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14746
14747 * tree-iterator.c (tsi_split_statement_list_after,
14748 tsi_split_statement_list_before): Remove.
14749 * tree-iterator.h: Remove the prototypes for
14750 tsi_split_statement_list_after and tsi_split_statement_list_before.
14751
14752 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14753
14754 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
14755 * tree-ssa-propagate.h: Remove the prototype for
14756 stmt_makes_single_load.
14757
14758 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14759
14760 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
14761 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
14762
14763 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14764
14765 * tree-iterator.c (EXPR_LAST_BODY): Remove.
14766
14767 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14768
14769 * except.c (eh_region_outer_p): Remove.
14770 * except.h: Remove the prototype for eh_region_outer_p.
14771
14772 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14773
14774 * function.c (current_function_assembler_name): Remove.
14775 * function.h: Remove the prototype for
14776 current_function_assembler_name.
14777
14778 2009-04-16 Ian Lance Taylor <iant@google.com>
14779
14780 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
14781 (add_reg_note): Call alloc_reg_note.
14782 * rtl.h (alloc_reg_note): Declare.
14783 * combine.c (try_combine): Use alloc_reg_note.
14784 (recog_for_combine, move_deaths): Likewise.
14785 (distribute_notes): Use alloc_reg_note and add_reg_note.
14786 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
14787 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
14788 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
14789
14790 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
14791
14792 PR rtl-optimization/39762
14793 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
14794 ira_may_move_out_cost): Add comments about way of their usage.
14795 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
14796
14797 * ira-conflicts.c (process_regs_for_copy): Use function
14798 ira_get_register_move_cost instead of global
14799 ira_register_move_cost.
14800
14801 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
14802 color_pass, move_spill_restore, update_curr_costs): Ditto.
14803
14804 * ira-lives.c (process_single_reg_class_operands): Ditto.
14805
14806 * ira-emit.c (emit_move_list): Ditto.
14807
14808 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
14809 (record_reg_classes): Ditto. Use functions
14810 ira_get_register_move_cost and ira_get_may_move_cost instead of
14811 global vars ira_register_move_cost, ira_may_move_out_cost and
14812 ira_may_move_in_cost.
14813 (record_address_regs): Don't call ira_init_register_move_cost.
14814 Use function ira_get_may_move_cost instead of global
14815 ira_may_move_in_cost.
14816 (process_bb_node_for_hard_reg_moves): Use function
14817 ira_get_register_move_cost instead of global ira_register_move_cost.
14818 (ira_costs): Don't call ira_init_register_move_cost.
14819
14820 2009-04-16 Richard Guenther <rguenther@suse.de>
14821
14822 * tree-cfg.c (verify_gimple_assign_binary):
14823 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
14824 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
14825 (create_general_new_stmt): Note that this function is broken.
14826
14827 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14828
14829 * common.opt (fhelp): Add Var(help_flag).
14830 * gcc-plugin.h (plugin_info): Add help.
14831 * plugin.c (plugin_name_args): Add help.
14832 (register_plugin_info): Set plugin->help.
14833 (print_help_one_plugin): New.
14834 (print_plugins_help): New.
14835 * plugin.h (print_plugins_help): New.
14836 * toplev.c (toplev_main): Call print_plugins_help if needed.
14837
14838 2009-04-16 Richard Guenther <rguenther@suse.de>
14839
14840 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
14841 (gimple_ior_addresses_taken_1): New function.
14842 (gimple_ior_addresses_taken): Likewise.
14843 * gimple.h (struct gimple_statement_with_ops_base): Remove
14844 addresses_taken member.
14845 (gimple_ior_addresses_taken): Declare.
14846 (gimple_addresses_taken, gimple_addresses_taken_ptr,
14847 gimple_set_addresses_taken): Remove.
14848 * ipa-reference.c (mark_address): New function.
14849 (scan_stmt_for_static_refs): Use it for marking addresses taken.
14850 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
14851 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
14852 (gimple_add_to_addresses_taken): Remove.
14853 (get_tmr_operands): Call mark_address_taken.
14854 (get_asm_expr_operands): Likewise.
14855 (get_expr_operands): Likewise.
14856 (build_ssa_operands): Do not clear the addresses_taken bitmap.
14857 (free_stmt_operands): Do not free it.
14858 * tree-ssa.c (delete_tree_ssa): Likewise.
14859 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
14860
14861 2009-04-16 Richard Guenther <rguenther@suse.de>
14862
14863 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
14864 (walk_stmt_load_store_ops): Likewise.
14865 * gimple.c (get_base_loadstore): New function.
14866 (walk_stmt_load_store_addr_ops): Likewise.
14867 (walk_stmt_load_store_ops): Likewise.
14868 * ipa-pure-const.c (check_op): Simplify.
14869 (check_load, check_store): New functions.
14870 (check_stmt): Use walk_stmt_load_store_ops.
14871 * ipa-reference.c (mark_load): Adjust signature.
14872 (mark_store): Likewise.
14873 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
14874
14875 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14876
14877 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
14878 (plugin_info): New.
14879 * opts.c (common_handle_option): Don't call print_version.
14880 * plugin.c (plugin_name_args): Add version.
14881 (register_plugin_info): New.
14882 (register_callback): Handle PLUGIN_INFO.
14883 (try_init_one_plugin): New.
14884 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
14885 if failed to init.
14886 (finalize_one_plugin): New.
14887 (finalize_plugins): New.
14888 (print_one_plugin): New.
14889 (print_plugins_versions): New.
14890 * plugin.h (print_plugins_versions): New.
14891 (finalize_plugins): New.
14892 * toplev.c (compile_file): Don't call initialize_plugins.
14893 (print_version): Call print_plugins_versions.
14894 (toplev_main): Call initialize_plugins. Print version if needed.
14895 Call finalize_plugins.
14896
14897 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14898
14899 * common.opt (fversion): New.
14900 * gcc.c (print_version): New.
14901 (process_command): Don't print the version. Just set print_version.
14902 (main): Print version. Call subprocesses if print_version and
14903 verbose_flag are set.
14904 * opts.c (common_handle_option): Handle OPT_fversion.
14905
14906 2009-04-16 Richard Guenther <rguenther@suse.de>
14907 Ira Rosen <irar@il.ibm.com>
14908
14909 PR tree-optimization/39698
14910 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
14911 type of the reduction variable. Only generate the def if
14912 it is needed.
14913
14914 * omp-low.c (expand_omp_for_generic): When converting to a pointer
14915 make sure to first convert to an integer of the same precision.
14916 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
14917 the type of the evolution correctly in computing the new
14918 induction variable base.
14919
14920 2009-04-16 Richard Guenther <rguenther@suse.de>
14921
14922 PR middle-end/39625
14923 * tree-cfg.c (make_blocks): Split statements with to-be
14924 abnormal SSA names on the lhs.
14925
14926 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
14927
14928 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
14929 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
14930 * c-typeck.c (really_start_incremental_init): Likewise.
14931 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
14932 (TARGET_INITIALIZER): Remove it.
14933 * target.h (struct target): Remove vector_opaque_p.
14934 * tree.c (build_opaque_vector_type): New.
14935 * tree.h (TYPE_VECTOR_OPAQUE): New.
14936 (build_opaque_vector_type): Declare.
14937 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
14938 * config/rs6000/rs6000.c (build_opaque_vector_type,
14939 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
14940 (rs6000_init_builtins): Use build_opaque_vector_type for
14941 opaque_V4SI_type_node.
14942
14943 2009-04-15 Catherine Moore <clm@codesourcery.com>
14944
14945 * debug.h (set_name): Declare.
14946 * dwarf2out.c (dwarf2out_set_name): Declare.
14947 (dwarf2_debug_hooks): Add set_name.
14948 (find_AT_string): New.
14949 (add_AT_string): Call find_AT_string.
14950 (dwarf2out_set_name): New.
14951 * cp/decl.c (grokdeclarator): Call set_name.
14952 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
14953 * debug.c (do_nothing_debug_hooks): Likewise.
14954 * dbxout.c (dbx_debug_hooks): Likewise.
14955 * sdbout.c (sdb_debug_hooks): Likewise.
14956
14957 2009-04-15 Michael Eager <eager@eagercon.com>
14958
14959 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
14960 reg for single-precision FPU.
14961 * config/rs6000/rs6000.md (movsi_internal1): Only for
14962 !TARGET_SINGLE_FPU.
14963 (movsi_internal1_single): New. Add pattern to move SI values to/from
14964 single-precision FP regs.
14965
14966 2009-04-15 Richard Guenther <rguenther@suse.de>
14967
14968 * omp-low.c (lower_rec_input_clauses): Build correct address
14969 expressions.
14970 (expand_omp_for_generic): Fix multiplication type.
14971 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
14972 (generate_memset_zero): Fix types.
14973 * tree-profile.c (prepare_instrumented_value): Correctly
14974 widen a pointer.
14975
14976 2009-04-15 Ian Lance Taylor <iant@google.com>
14977
14978 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
14979 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
14980 for -Wall and for -Wc++-compat.
14981 (c_common_post_options): For C++, set warn_enum_compare if not
14982 already set.
14983 * c-tree.h (struct c_expr): Add field original_type.
14984 (build_external_ref): Update declaration.
14985 * c-parser.c (c_parser_braced_init): Set original_type.
14986 (c_parser_initelt): Likewise.
14987 (c_parser_expr_no_commas): Likewise.
14988 (c_parser_conditional_expression): Likewise.
14989 (c_parser_cast_expression): Likewise.
14990 (c_parser_unary_expression): Likewise. Pull setting of
14991 original_code to top of function.
14992 (c_parser_sizeof_expression): Set original_type.
14993 (c_parser_alignof_expression): Likewise.
14994 (c_parser_postfix_expression): Likewise. Pull setting of
14995 original_code to top of function.
14996 (c_parser_postfix_expression_after_paren_type): Set original_type.
14997 (c_parser_postfix_expression_after_primary): Likewise.
14998 (c_parser_expression): Likewise.
14999 * c-typeck.c (build_external_ref): Add type parameter. Change all
15000 callers.
15001 (c_expr_sizeof_expr): Set original_type field.
15002 (parser_build_unary_op): Likewise.
15003 (parser_build_binary_op): Likewise. Optionally warn about
15004 comparisons of enums of different types.
15005 (digest_init): Set original_type field.
15006 (really_start_incremental_init): Likewise.
15007 (push_init_level, pop_init_level): Likewise.
15008 * doc/invoke.texi (Warning Options): -Wenum-compare now
15009 supported in C.
15010
15011 2009-04-15 Richard Guenther <rguenther@suse.de>
15012
15013 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
15014 out a necessary conversion.
15015 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
15016 names we didn't value number.
15017 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
15018
15019 2009-04-15 Richard Guenther <rguenther@suse.de>
15020
15021 PR tree-optimization/39764
15022 * tree-ssa-ccp.c (get_value): Canonicalize value with
15023 canonicalize_float_value.
15024
15025 2009-04-15 Jan Hubicka <jh@suse.cz>
15026
15027 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
15028 Wrong version of patch.
15029
15030 2009-04-15 Jan Hubicka <jh@suse.cz>
15031
15032 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
15033
15034 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
15035
15036 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
15037 our distinct integral and vector types.
15038
15039 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
15040
15041 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
15042 * init.c (build_vtbl_address): Remove call to assemble_external.
15043
15044 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
15045
15046 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
15047 output for other floating point modes.
15048
15049 2009-04-14 Diego Novillo <dnovillo@google.com>
15050
15051 * diagnostic.c (diagnostic_report_diagnostic): Do not
15052 warn about loaded plugins for DK_ERROR and DK_WARNING.
15053 * c-decl.c (declspecs_add_type): Move call to
15054 invoke_plugin_callbacks ...
15055 * c-parser.c (c_parser_declspecs): ... here.
15056 * plugin.c (dump_active_plugins): Tidy output.
15057
15058 2009-04-14 Diego Novillo <dnovillo@google.com>
15059 Le-Chun Wu <lcwu@google.com>
15060
15061 * configure.ac: Add --enable-plugin support.
15062 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
15063 * Makefile.in (PLUGIN_H): Define.
15064 Export ENABLE_PLUGIN and GMPINC to site.exp.
15065 Add PLUGINLIBS to link command.
15066 Add/modify dependencies for plugin.o and files including plugin.h.
15067 (plugin.o): New.
15068 * config.in: Regenerate.
15069
15070 * opts.c (common_handle_option): Handle OPT_fplugin_ and
15071 OPT_fplugin_arg_.
15072
15073 2009-04-14 Le-Chun Wu <lcwu@google.com>
15074
15075 * tree-pass.h (register_one_dump_file): Add a prototype for
15076 register_one_dump_file.
15077 * toplev.c (compile_file): Call initialize_plugins.
15078 (do_compile): Call invoke_plugin_callbacks.
15079 (toplev_main): Call invoke_plugin_callbacks.
15080 * common.opt: Add -fplugin= and -fplugin-arg-.
15081 * gcc-plugin.h: New public header file for plugins to include.
15082 * plugin.c: New source file.
15083 * plugin.h: New internal header file.
15084 * passes.c (register_one_dump_file): Make it external.
15085
15086 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
15087
15088 2009-04-14 Diego Novillo <dnovillo@google.com>
15089
15090 * doc/plugins.texi: New.
15091 * doc/gccint.texi: Add reference to Plugins chapter.
15092 * doc/invoke.texi: Document -fplugin and -fplugin-arg
15093 * diagnostic.c (diagnostic_report_diagnostic): Warn about
15094 loaded plugins, if any.
15095 * timevar.def (TV_PLUGIN_INIT): Define.
15096 (TV_PLUGIN_RUN): Define.
15097 * plugin.c: Include timevar.h
15098 (plugins_active_p): New.
15099 (dump_active_plugins): New.
15100 (debug_active_plugins): New.
15101
15102 2009-04-14 Joseph Myers <joseph@codesourcery.com>
15103
15104 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
15105 library paths.
15106 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
15107
15108 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
15109
15110 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
15111 the same as a minus without a shift.
15112
15113 2009-04-14 Nick Clifton <nickc@redhat.com>
15114
15115 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
15116 comparisons with small integers will always produce a short
15117 branch.
15118
15119 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
15120
15121 Merge:
15122 2008-12-19 Diego Novillo <dnovillo@google.com>
15123
15124 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
15125
15126 2009-04-14 Richard Guenther <rguenther@suse.de>
15127
15128 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
15129 verification.
15130 (verify_gimple_assign_binary): Likewise. Handle shifts and
15131 rotates correctly.
15132 (verify_gimple_phi): Print the mismatched argument position.
15133 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
15134 Fix types.
15135 (vect_update_init_of_dr): Likewise.
15136 * matrix-reorg.c (transform_access_sites): Do what the
15137 comment suggests.
15138 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
15139
15140 2009-04-13 Michael Eager <eager@eagercon.com>
15141
15142 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
15143 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
15144 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
15145 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
15146 remove duplicate config
15147
15148 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
15149
15150 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
15151 file_name:line_number type locator of the call site.
15152
15153 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
15154
15155 * genautomata.c: Put blank after comma.
15156 (automaton_decls): New.
15157 (struct unit_usage): Add comments to member next.
15158 (store_alt_unit_usage): Keep the list ordered.
15159 (unit_present_on_list_p, equal_alternatives_p): New.
15160 (check_regexp_units_distribution): Check units distribution
15161 correctness correctly.
15162 (main): Don't write automata if error is found. Return correct
15163 exit code.
15164
15165 * config/m68k/cf.md (cfv4_ds): Remove.
15166 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
15167 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
15168
15169 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
15170 power4-load-ext, power4-store, power4-store-update,
15171 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
15172 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
15173 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
15174 power4-sqrt, power4-isync): Modify reservation to make correct
15175 unit distribution to automata.
15176
15177 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
15178 power5-store-update, power5-two, power5-three, power5-lmul,
15179 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
15180
15181 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
15182
15183 * except.c (pass_set_nothrow_function_flags): Set name and add
15184 TODO_dump_func.
15185 (set_nothrow_function_flags): Mention in the dump file when
15186 changing a function to nothrow.
15187
15188 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
15189
15190 PR/39066
15191 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
15192 instead of unsigned long.
15193
15194 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15195
15196 * config/arm/arm.c (return_used_this_function): Remove.
15197 (arm_output_function_prologue): Remove use of
15198 return_used_this_function.
15199 (output_return_instruction): Replace use of
15200 return_used_this_function
15201 by cfun->machine->return_used_this_function.
15202 (arm_output_epilogue): Likewise.
15203 (arm_output_function_epilogue): Likewise.
15204 (thumb_unexpanded_epilogue): Likewise.
15205 * config/arm/arm.h (struct machine_function):
15206 New member return_used_this_function.
15207
15208 2009-04-12 Mark Mitchell <mark@codesourcery.com>
15209
15210 * doc/install.texi: Correct description of default directory for
15211 --with-gxx-include-dir.
15212
15213 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
15214
15215 * fold-const.c (build_range_check): Properly deal with enumeral and
15216 boolean base types.
15217
15218 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
15219
15220 * doc/invoke.texi (max_gcse_passes): Remove documentation.
15221 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
15222 * params.h (MAX_GCSE_PASSES): Remove.
15223 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
15224 in sequence. Remove ability to run multiple passes.
15225 (bypass_jumps): Report run as third CPROP pass.
15226
15227 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
15228
15229 PR middle-end/39651
15230 * except.c (can_throw_external): Look at each insn in a SEQUENCE
15231 when deciding whether the whole SEQUENCE can throw.
15232
15233 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
15234
15235 PR target/39740
15236 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
15237 offseted label references.
15238
15239 2009-04-11 Jan Hubicka <jh@suse.cz>
15240
15241 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
15242
15243 2009-04-11 Richard Guenther <rguenther@suse.de>
15244
15245 PR middle-end/39732
15246 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
15247 return variables as TREE_ADDRESSABLE.
15248
15249 2009-04-11 Richard Guenther <rguenther@suse.de>
15250
15251 PR tree-optimization/39713
15252 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
15253 reference trees have SSA_NAME operands.
15254
15255 2009-04-11 Richard Guenther <rguenther@suse.de>
15256
15257 PR c/39712
15258 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
15259 address expressions.
15260
15261 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
15262
15263 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
15264 match changes in Cygwin 1.7
15265 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
15266 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
15267
15268 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
15269
15270 PR tree-optimization/39701
15271 * doc/invoke.texi (Optimization Options): Document change in
15272 meaning and initialization of -fdelete-null-pointer-checks.
15273
15274 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
15275
15276 PR middle-end/39701
15277 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
15278
15279 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
15280 here.
15281
15282 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
15283
15284 2009-04-10 Chao-ying Fu <fu@mips.com>
15285
15286 * doc/tm.texi (Instruction Output): Document
15287 TARGET_ASM_FINAL_POSTSCAN_INSN.
15288 * target.h (final_postscan_insn): New field in asm_out.
15289 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
15290 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
15291 * final.c (final_scan_insn): Call
15292 targetm.asm_out.final_postscan_insn after outputting
15293 an asm macro and a normal instruction.
15294
15295 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
15296 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
15297 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
15298 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
15299 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
15300
15301 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
15302
15303 PR middle-end/39701
15304 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
15305 variables as non-NULL even with -fdelete-null-pointer-checks.
15306
15307 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
15308
15309 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
15310
15311 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
15312
15313 PR target/39678
15314 * config/i386/i386.c (classify_argument): Handle SCmode with
15315 (bit_offset % 64) != 0.
15316
15317 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
15318
15319 * doc/invoke.texi (Optimize Options): Add cross-reference to
15320 -Q --help=optimizers examples.
15321
15322 2009-04-10 Ben Elliston <bje@au.ibm.com>
15323
15324 PR target/36800
15325 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
15326 regalign for the reg == fpr and TDmode case.
15327
15328 2009-04-09 David Ayers <ayers@fsfe.org>
15329
15330 PR objc/29200
15331 * objc/objc-act.c (warn_with_method): Remove helper function.
15332 (check_duplicates): Call warning and inform directly.
15333 (really_start_method): Likewise.
15334
15335 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
15336
15337 * expmed.c (expand_divmod): Always use a comparison for a division
15338 by a large unsigned integer.
15339
15340 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
15341 for things others than variables or functions as nonzero.
15342
15343 2009-04-09 Nick Clifton <nickc@redhat.com>
15344
15345 * unwind-compat.c: Change copyright header to refer to version
15346 3 of the GNU General Public License with version 3.1 of the
15347 GCC Runtime Library Exception and to point readers at the
15348 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
15349 * config/alpha/crtfastmath.c: Likewise.
15350 * config/alpha/linux-unwind.h: Likewise.
15351 * config/alpha/qrnnd.asm: Likewise.
15352 * config/alpha/vms-crt0-64.c: Likewise.
15353 * config/alpha/vms-crt0.c: Likewise.
15354 * config/alpha/vms-dwarf2.asm: Likewise.
15355 * config/alpha/vms-dwarf2eh.asm: Likewise.
15356 * config/alpha/vms-psxcrt0-64.c: Likewise.
15357 * config/alpha/vms-psxcrt0.c: Likewise.
15358 * config/alpha/vms_tramp.asm: Likewise.
15359 * config/arc/initfini.c: Likewise.
15360 * config/arc/lib1funcs.asm: Likewise.
15361 * config/arm/bpabi-v6m.S: Likewise.
15362 * config/arm/bpabi.S: Likewise.
15363 * config/arm/bpabi.c: Likewise.
15364 * config/arm/crti.asm: Likewise.
15365 * config/arm/crtn.asm: Likewise.
15366 * config/arm/ieee754-df.S: Likewise.
15367 * config/arm/ieee754-sf.S: Likewise.
15368 * config/arm/lib1funcs.asm: Likewise.
15369 * config/arm/libunwind.S: Likewise.
15370 * config/arm/linux-atomic.c: Likewise.
15371 * config/arm/mmintrin.h: Likewise.
15372 * config/arm/pr-support.c: Likewise.
15373 * config/arm/unaligned-funcs.c: Likewise.
15374 * config/arm/unwind-arm.c: Likewise.
15375 * config/arm/unwind-arm.h: Likewise.
15376 * config/avr/libgcc.S: Likewise.
15377 * config/bfin/crti.s: Likewise.
15378 * config/bfin/crtlibid.s: Likewise.
15379 * config/bfin/crtn.s: Likewise.
15380 * config/bfin/lib1funcs.asm: Likewise.
15381 * config/bfin/linux-unwind.h: Likewise.
15382 * config/cris/arit.c: Likewise.
15383 * config/cris/cris_abi_symbol.c: Likewise.
15384 * config/darwin-64.c: Likewise.
15385 * config/darwin-crt2.c: Likewise.
15386 * config/darwin-crt3.c: Likewise.
15387 * config/darwin.h: Likewise.
15388 * config/dbxelf.h: Likewise.
15389 * config/dfp-bit.c: Likewise.
15390 * config/dfp-bit.h: Likewise.
15391 * config/elfos.h: Likewise.
15392 * config/fixed-bit.c: Likewise.
15393 * config/fixed-bit.h: Likewise.
15394 * config/fp-bit.c: Likewise.
15395 * config/fp-bit.h: Likewise.
15396 * config/fr30/crti.asm: Likewise.
15397 * config/fr30/crtn.asm: Likewise.
15398 * config/fr30/lib1funcs.asm: Likewise.
15399 * config/freebsd-spec.h: Likewise.
15400 * config/frv/cmovd.c: Likewise.
15401 * config/frv/cmovh.c: Likewise.
15402 * config/frv/cmovw.c: Likewise.
15403 * config/frv/frvbegin.c: Likewise.
15404 * config/frv/frvend.c: Likewise.
15405 * config/frv/lib1funcs.asm: Likewise.
15406 * config/glibc-stdint.h: Likewise.
15407 * config/h8300/clzhi2.c: Likewise.
15408 * config/h8300/crti.asm: Likewise.
15409 * config/h8300/crtn.asm: Likewise.
15410 * config/h8300/ctzhi2.c: Likewise.
15411 * config/h8300/fixunssfsi.c: Likewise.
15412 * config/h8300/lib1funcs.asm: Likewise.
15413 * config/h8300/parityhi2.c: Likewise.
15414 * config/h8300/popcounthi2.c: Likewise.
15415 * config/i386/ammintrin.h: Likewise.
15416 * config/i386/att.h: Likewise.
15417 * config/i386/avxintrin.h: Likewise.
15418 * config/i386/biarch64.h: Likewise.
15419 * config/i386/bmmintrin.h: Likewise.
15420 * config/i386/cpuid.h: Likewise.
15421 * config/i386/cross-stdarg.h: Likewise.
15422 * config/i386/crtfastmath.c: Likewise.
15423 * config/i386/crtprec.c: Likewise.
15424 * config/i386/cygming-crtbegin.c: Likewise.
15425 * config/i386/cygming-crtend.c: Likewise.
15426 * config/i386/cygwin.asm: Likewise.
15427 * config/i386/emmintrin.h: Likewise.
15428 * config/i386/gmm_malloc.h: Likewise.
15429 * config/i386/gthr-win32.c: Likewise.
15430 * config/i386/i386.h: Likewise.
15431 * config/i386/immintrin.h: Likewise.
15432 * config/i386/linux-unwind.h: Likewise.
15433 * config/i386/linux64.h: Likewise.
15434 * config/i386/mm3dnow.h: Likewise.
15435 * config/i386/mmintrin-common.h: Likewise.
15436 * config/i386/mmintrin.h: Likewise.
15437 * config/i386/nmmintrin.h: Likewise.
15438 * config/i386/pmm_malloc.h: Likewise.
15439 * config/i386/pmmintrin.h: Likewise.
15440 * config/i386/smmintrin.h: Likewise.
15441 * config/i386/sol2-c1.asm: Likewise.
15442 * config/i386/sol2-ci.asm: Likewise.
15443 * config/i386/sol2-cn.asm: Likewise.
15444 * config/i386/sol2-gc1.asm: Likewise.
15445 * config/i386/tmmintrin.h: Likewise.
15446 * config/i386/unix.h: Likewise.
15447 * config/i386/w32-unwind.h: Likewise.
15448 * config/i386/wmmintrin.h: Likewise.
15449 * config/i386/x86-64.h: Likewise.
15450 * config/i386/x86intrin.h: Likewise.
15451 * config/i386/xmmintrin.h: Likewise.
15452 * config/ia64/crtbegin.asm: Likewise.
15453 * config/ia64/crtend.asm: Likewise.
15454 * config/ia64/crtfastmath.c: Likewise.
15455 * config/ia64/crti.asm: Likewise.
15456 * config/ia64/crtn.asm: Likewise.
15457 * config/ia64/fde-glibc.c: Likewise.
15458 * config/ia64/lib1funcs.asm: Likewise.
15459 * config/ia64/linux-unwind.h: Likewise.
15460 * config/ia64/quadlib.c: Likewise.
15461 * config/ia64/unwind-ia64.c: Likewise.
15462 * config/linux.h: Likewise.
15463 * config/m32c/m32c-lib1.S: Likewise.
15464 * config/m32c/m32c-lib2-trapv.c: Likewise.
15465 * config/m32c/m32c-lib2.c: Likewise.
15466 * config/m32r/initfini.c: Likewise.
15467 * config/m68hc11/larith.asm: Likewise.
15468 * config/m68hc11/m68hc11-crt0.S: Likewise.
15469 * config/m68k/cf.md: Likewise.
15470 * config/m68k/crti.s: Likewise.
15471 * config/m68k/crtn.s: Likewise.
15472 * config/m68k/lb1sf68.asm: Likewise.
15473 * config/m68k/linux-unwind.h: Likewise.
15474 * config/mcore/crti.asm: Likewise.
15475 * config/mcore/crtn.asm: Likewise.
15476 * config/mcore/lib1.asm: Likewise.
15477 * config/mips/linux-unwind.h: Likewise.
15478 * config/mips/loongson.h: Likewise.
15479 * config/mips/mips16.S: Likewise.
15480 * config/mmix/crti.asm: Likewise.
15481 * config/mmix/crtn.asm: Likewise.
15482 * config/pa/fptr.c: Likewise.
15483 * config/pa/hpux-unwind.h: Likewise.
15484 * config/pa/lib2funcs.asm: Likewise.
15485 * config/pa/linux-atomic.c: Likewise.
15486 * config/pa/linux-unwind.h: Likewise.
15487 * config/pa/milli64.S: Likewise.
15488 * config/pa/quadlib.c: Likewise.
15489 * config/pa/stublib.c: Likewise.
15490 * config/picochip/libgccExtras/adddi3.asm: Likewise.
15491 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
15492 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
15493 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
15494 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
15495 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
15496 * config/picochip/libgccExtras/divmod15.asm: Likewise.
15497 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
15498 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
15499 * config/picochip/libgccExtras/longjmp.asm: Likewise.
15500 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
15501 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
15502 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
15503 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
15504 * config/picochip/libgccExtras/setjmp.asm: Likewise.
15505 * config/picochip/libgccExtras/subdi3.asm: Likewise.
15506 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
15507 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
15508 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
15509 * config/rs6000/750cl.h: Likewise.
15510 * config/rs6000/altivec.h: Likewise.
15511 * config/rs6000/biarch64.h: Likewise.
15512 * config/rs6000/crtresfpr.asm: Likewise.
15513 * config/rs6000/crtresgpr.asm: Likewise.
15514 * config/rs6000/crtresxfpr.asm: Likewise.
15515 * config/rs6000/crtresxgpr.asm: Likewise.
15516 * config/rs6000/crtsavfpr.asm: Likewise.
15517 * config/rs6000/crtsavgpr.asm: Likewise.
15518 * config/rs6000/darwin-asm.h: Likewise.
15519 * config/rs6000/darwin-fallback.c: Likewise.
15520 * config/rs6000/darwin-fpsave.asm: Likewise.
15521 * config/rs6000/darwin-ldouble.c: Likewise.
15522 * config/rs6000/darwin-tramp.asm: Likewise.
15523 * config/rs6000/darwin-unwind.h: Likewise.
15524 * config/rs6000/darwin-vecsave.asm: Likewise.
15525 * config/rs6000/darwin-world.asm: Likewise.
15526 * config/rs6000/e500crtres32gpr.asm: Likewise.
15527 * config/rs6000/e500crtres64gpr.asm: Likewise.
15528 * config/rs6000/e500crtres64gprctr.asm: Likewise.
15529 * config/rs6000/e500crtrest32gpr.asm: Likewise.
15530 * config/rs6000/e500crtrest64gpr.asm: Likewise.
15531 * config/rs6000/e500crtresx32gpr.asm: Likewise.
15532 * config/rs6000/e500crtresx64gpr.asm: Likewise.
15533 * config/rs6000/e500crtsav32gpr.asm: Likewise.
15534 * config/rs6000/e500crtsav64gpr.asm: Likewise.
15535 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
15536 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
15537 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
15538 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
15539 * config/rs6000/eabi-ci.asm: Likewise.
15540 * config/rs6000/eabi-cn.asm: Likewise.
15541 * config/rs6000/eabi.asm: Likewise.
15542 * config/rs6000/linux-unwind.h: Likewise.
15543 * config/rs6000/linux64.h: Likewise.
15544 * config/rs6000/paired.h: Likewise.
15545 * config/rs6000/paired.md: Likewise.
15546 * config/rs6000/ppc64-fp.c: Likewise.
15547 * config/rs6000/ppu_intrinsics.h: Likewise.
15548 * config/rs6000/rs6000.h: Likewise.
15549 * config/rs6000/si2vmx.h: Likewise.
15550 * config/rs6000/sol-ci.asm: Likewise.
15551 * config/rs6000/sol-cn.asm: Likewise.
15552 * config/rs6000/spe.h: Likewise.
15553 * config/rs6000/spu2vmx.h: Likewise.
15554 * config/rs6000/sysv4.h: Likewise.
15555 * config/rs6000/tramp.asm: Likewise.
15556 * config/rs6000/vec_types.h: Likewise.
15557 * config/s390/linux-unwind.h: Likewise.
15558 * config/s390/tpf-unwind.h: Likewise.
15559 * config/score/crti.asm: Likewise.
15560 * config/score/crtn.asm: Likewise.
15561 * config/sh/crt1.asm: Likewise.
15562 * config/sh/crti.asm: Likewise.
15563 * config/sh/crtn.asm: Likewise.
15564 * config/sh/divtab-sh4-300.c: Likewise.
15565 * config/sh/divtab-sh4.c: Likewise.
15566 * config/sh/divtab.c: Likewise.
15567 * config/sh/lib1funcs-4-300.asm: Likewise.
15568 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
15569 * config/sh/lib1funcs.asm: Likewise.
15570 * config/sh/lib1funcs.h: Likewise.
15571 * config/sh/linux-atomic.asm: Likewise.
15572 * config/sh/linux-unwind.h: Likewise.
15573 * config/sh/shmedia.h: Likewise.
15574 * config/sh/sshmedia.h: Likewise.
15575 * config/sh/ushmedia.h: Likewise.
15576 * config/sparc/crtfastmath.c: Likewise.
15577 * config/sparc/linux-unwind.h: Likewise.
15578 * config/sparc/sol2-c1.asm: Likewise.
15579 * config/sparc/sol2-ci.asm: Likewise.
15580 * config/sparc/sol2-cn.asm: Likewise.
15581 * config/spu/divmodti4.c: Likewise.
15582 * config/spu/divv2df3.c: Likewise.
15583 * config/spu/float_disf.c: Likewise.
15584 * config/spu/float_unsdidf.c: Likewise.
15585 * config/spu/float_unsdisf.c: Likewise.
15586 * config/spu/float_unssidf.c: Likewise.
15587 * config/spu/mfc_multi_tag_release.c: Likewise.
15588 * config/spu/mfc_multi_tag_reserve.c: Likewise.
15589 * config/spu/mfc_tag_release.c: Likewise.
15590 * config/spu/mfc_tag_reserve.c: Likewise.
15591 * config/spu/mfc_tag_table.c: Likewise.
15592 * config/spu/multi3.c: Likewise.
15593 * config/spu/spu_internals.h: Likewise.
15594 * config/spu/spu_intrinsics.h: Likewise.
15595 * config/spu/spu_mfcio.h: Likewise.
15596 * config/spu/vec_types.h: Likewise.
15597 * config/spu/vmx2spu.h: Likewise.
15598 * config/stormy16/stormy16-lib2.c: Likewise.
15599 * config/svr4.h: Likewise.
15600 * config/sync.c: Likewise.
15601 * config/v850/lib1funcs.asm: Likewise.
15602 * config/vxlib-tls.c: Likewise.
15603 * config/vxlib.c: Likewise.
15604 * config/vxworks-dummy.h: Likewise.
15605 * config/xtensa/crti.asm: Likewise.
15606 * config/xtensa/crtn.asm: Likewise.
15607 * config/xtensa/ieee754-df.S: Likewise.
15608 * config/xtensa/ieee754-sf.S: Likewise.
15609 * config/xtensa/lib1funcs.asm: Likewise.
15610 * config/xtensa/lib2funcs.S: Likewise.
15611 * config/xtensa/linux-unwind.h: Likewise.
15612 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
15613 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
15614 * coretypes.h: Likewise.
15615 * crtstuff.c: Likewise.
15616 * defaults.h: Likewise.
15617 * dwarf2.h: Likewise.
15618 * emutls.c: Likewise.
15619 * gbl-ctors.h: Likewise.
15620 * gcov-io.h: Likewise.
15621 * ginclude/float.h: Likewise.
15622 * ginclude/iso646.h: Likewise.
15623 * ginclude/stdarg.h: Likewise.
15624 * ginclude/stdbool.h: Likewise.
15625 * ginclude/stddef.h: Likewise.
15626 * ginclude/stdfix.h: Likewise.
15627 * ginclude/stdint-gcc.h: Likewise.
15628 * ginclude/tgmath.h: Likewise.
15629 * gthr-aix.h: Likewise.
15630 * gthr-dce.h: Likewise.
15631 * gthr-gnat.c: Likewise.
15632 * gthr-gnat.h: Likewise.
15633 * gthr-lynx.h: Likewise.
15634 * gthr-mipssde.h: Likewise.
15635 * gthr-nks.h: Likewise.
15636 * gthr-posix.c: Likewise.
15637 * gthr-posix.h: Likewise.
15638 * gthr-posix95.h: Likewise.
15639 * gthr-rtems.h: Likewise.
15640 * gthr-single.h: Likewise.
15641 * gthr-solaris.h: Likewise.
15642 * gthr-tpf.h: Likewise.
15643 * gthr-vxworks.h: Likewise.
15644 * gthr-win32.h: Likewise.
15645 * gthr.h: Likewise.
15646 * libgcc2.c: Likewise.
15647 * libgcc2.h: Likewise.
15648 * libgcov.c: Likewise.
15649 * tsystem.h: Likewise.
15650 * typeclass.h: Likewise.
15651 * unwind-c.c: Likewise.
15652 * unwind-compat.h: Likewise.
15653 * unwind-dw2-fde-compat.c: Likewise.
15654 * unwind-dw2-fde-darwin.c: Likewise.
15655 * unwind-dw2-fde-glibc.c: Likewise.
15656 * unwind-dw2-fde.c: Likewise.
15657 * unwind-dw2-fde.h: Likewise.
15658 * unwind-dw2.c: Likewise.
15659 * unwind-dw2.h: Likewise.
15660 * unwind-generic.h: Likewise.
15661 * unwind-pe.h: Likewise.
15662 * unwind-sjlj.c: Likewise.
15663 * unwind.inc: Likewise.
15664 * config/arm/neon-gen.ml: Change generated copyright header to
15665 refer to version 3 of the GNU General Public License with
15666 version 3.1 of the GCC Runtime Library Exception and to point
15667 readers at the COPYING3 and COPYING3.RUNTIME files and the
15668 FSF's license web page.
15669 * config/arm/arm_neon.h: Regenerate.
15670
15671 2009-04-09 Jakub Jelinek <jakub@redhat.com>
15672
15673 * config/cris/cris.md: Change copyright header to refer to version
15674 3 of the GNU General Public License.
15675 * doc/install.texi2html: Change copyright header to refer to version
15676 3 of the GNU General Public License and to point readers at the
15677 COPYING3 file and the FSF's license web page.
15678 * config/vax/linux.h: Likewise.
15679
15680 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
15681
15682 * config/i386/i386.md (cmpcc): New.
15683 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
15684 (sync_compare_and_swap_cc*): Delete.
15685
15686 * config/s390/s390.c (s390_compare_emitted): Remove.
15687 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
15688 s390_compare_emitted used to be handled. Assert that modes match.
15689 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
15690 refer to sync_compare_and_swap_ccsi.
15691 * config/s390/s390.h (s390_compare_emitted): Remove.
15692 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
15693 instead of s390_compare_emitted.
15694 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
15695 instead of s390_compare_emitted.
15696 * config/s390/s390.md (cmpcc): New.
15697 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
15698 CC_REGNUM, do not pretend it's set.
15699 (sync_compare_and_swap_cc*): Delete.
15700 * config/s390/predicates.md (cc_reg_operand): New.
15701
15702 * expr.c (sync_compare_and_swap_cc): Delete.
15703 * optabs.h (sync_compare_and_swap_cc): Delete.
15704 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
15705 is being used with can_compare_p.
15706 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
15707 (find_cc_set): New.
15708 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
15709 look for a MODE_CC set instead. Use emit_store_flag.
15710 (expand_compare_and_swap_loop): Likewise, with some additional
15711 complication to avoid a force_reg when useless. Use
15712 emit_cmp_and_jump_insns.
15713 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
15714 * doc/md.texi (sync_compare_and_swap_cc): Merge with
15715 sync_compare_and_swap documentation.
15716
15717 2009-04-09 Jan Hubicka <jh@suse.cz>
15718
15719 * except.c (find_prev_try): Break out from ....
15720 (duplicate_eh_regions): ... here; properly update prev_try pointers
15721 when duplication part of tree.
15722 (dump_eh_tree): Improve dumping.
15723 (verify_eh_region): New.
15724 (verify_eh_tree): Use it.
15725
15726 2009-04-06 Richard Guenther <rguenther@suse.de>
15727
15728 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
15729 &ARRAY addresses by adjusting their types and prepending
15730 a conversion.
15731 * tree-cfg.c (verify_gimple_assign_single): Verify that
15732 addresses are correct.
15733
15734 2009-04-09 Richard Guenther <rguenther@suse.de>
15735
15736 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
15737 indices into an array reference if possible.
15738 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
15739 Fold POINTER_PLUS_EXPR statements with invariant address.
15740
15741 2009-04-09 Alan Modra <amodra@bigpond.net.au>
15742
15743 PR target/39634
15744 * config.gcc (powerpc64-*-linux*): Always build biarch.
15745
15746 2009-04-09 Joseph Myers <joseph@codesourcery.com>
15747
15748 PR c/39613
15749 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
15750 it and pedwarn if this results in an INTEGER_CST.
15751
15752 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15753
15754 * doc/install.texi: Update minimum GMP version. Remove obsolete
15755 text in MPFR section.
15756
15757 2009-04-08 Jakub Jelinek <jakub@redhat.com>
15758
15759 * dwarf2out.c (class_scope_p): New static inline.
15760 (class_or_namespace_scope_p): Use it.
15761 (gen_variable_die): Use DW_TAG_member tag for static data member
15762 declarations instead of DW_TAG_variable.
15763
15764 PR middle-end/39573
15765 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
15766 variables.
15767
15768 2009-04-08 Richard Guenther <rguenther@suse.de>
15769
15770 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
15771 valueize random data.
15772
15773 2009-04-08 David Edelsohn <edelsohn@gnu.org>
15774
15775 * config.gcc (aix tm_file): Add aix-stdint.h.
15776 (aix tm clause use_gcc_stdint): Set to wrap.
15777 * config/rs6000/aix-stdint.h: New file.
15778
15779 2009-04-08 Richard Guenther <rguenther@suse.de>
15780
15781 PR middle-end/36291
15782 * tree-dfa.c (add_referenced_var): Do not recurse into
15783 global initializers.
15784 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
15785 exposed variables.
15786 (fold_const_aggregate_ref): Likewise.
15787
15788 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
15789
15790 * recog.c (ordered_comparison_operator): New.
15791 * gensupport.c (std_preds): Add it.
15792 * doc/md.texi (Machine-Independent Predicates): Document it.
15793
15794 2009-04-08 Jan Hubicka <jh@suse.cz>
15795
15796 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
15797 * function.h (rtl_eh): Remove exception_handler_label_map.
15798 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
15799 remove_exception_handler_label, for_each_eh_label_1): Remove.
15800 (rtl_remove_unreachable_regions): Remove.
15801 (convert_from_eh_region_ranges): Do not remove unreachable regions.
15802 (find_exception_handler_labels): Don't build the hashtable.
15803 (maybe_remove_eh_handler): Remove.
15804 (for_each_eh_label): Rewrite to walk the tree.
15805 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
15806 * except.h (maybe_remove_eh_handler): Remove.
15807 * passes.c (init_optimization_passes): Schedule second EH cleanup
15808 before out-of-ssa.
15809 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
15810 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
15811
15812 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
15813
15814 * genoutput.c (validate_optab_operands): New.
15815 (gen_insn, gen_expand): Call it.
15816
15817 * genflags.c (gen_insn): Detect misused iterators.
15818 (main): Pass line_no to gen_insn, exit with status 1 on error.
15819
15820 * genextract.c (line_no): Make global.
15821 (VEC_safe_set_locstr): Change assertion to error message.
15822 (main): Exit with status 1 on error.
15823
15824 2009-04-08 Joseph Myers <joseph@codesourcery.com>
15825
15826 PR c/39614
15827 PR c/39673
15828 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
15829 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
15830 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
15831 * c-convert.c (convert): Do not call fold on results of conversion
15832 functions when the result is a C_MAYBE_CONST_EXPR.
15833 * c-parser.c (c_parser_postfix_expression): Do not fold condition
15834 of __builtin_choose_expr.
15835 * c-typeck.c (remove_c_maybe_const_expr): New.
15836 (build_unary_op, build_conditional_expr, build_compound_expr,
15837 build_binary_op, c_objc_common_truthvalue_conversion): Call
15838 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
15839 integer operands.
15840
15841 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
15842
15843 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
15844 CODE to produce a new one. Add a prototype to use fold_convert_const
15845
15846 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
15847
15848 PR bootstrap/39660
15849 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
15850 mix declarations and code.
15851
15852 2009-04-08 Ben Elliston <bje@au.ibm.com>
15853
15854 * gcc.c: Replace `CC' with `GCC' throughout.
15855
15856 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
15857
15858 * doc/invoke.texi: Document Atom support.
15859
15860 2009-04-07 Jason Merrill <jason@redhat.com>
15861
15862 PR c++/25185
15863 * c-common.h, c-common.c: Add flag_pretty_templates.
15864 * c-opts.c (c_common_handle_option): Set it.
15865 * c.opt: Add -fno-pretty-templates.
15866 * doc/invoke.texi (C++ Dialect Options): Likewise.
15867
15868 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
15869
15870 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
15871 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
15872 (ia64_expand_builtin): Likewise.
15873
15874 2009-04-07 Martin Jambor <mjambor@suse.cz>
15875
15876 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
15877 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
15878 ADDR_EXPRS are include too.
15879
15880 2009-04-07 Richard Guenther <rguenther@suse.de>
15881
15882 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
15883 decls are only used if passes as parameters or if they are
15884 local statics and the call is not to a builtin.
15885 (call_may_clobber_ref_p_1): Likewise.
15886
15887 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15888
15889 * expr.c (do_store_flag): Remove last argument. Simplify code
15890 to avoid duplication of tests already done by can_compare_p.
15891 (expand_expr_real_1): Adjust caller.
15892
15893 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15894
15895 * optabs.c (can_compare_p): Test the predicate of a
15896 cbranch and cstore pattern.
15897
15898 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15899
15900 * expr.c (convert_move): Use emit_store_flag instead of
15901 "emulating" it.
15902
15903 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15904
15905 * config/i386/i386.c (ix86_compare_emitted): Remove.
15906 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
15907 ix86_compare_op0 like ix86_compare_emitted used to be handled.
15908 * config/i386/i386.h (ix86_compare_emitted): Remove.
15909 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
15910 instead of ix86_compare_emitted.
15911 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
15912
15913 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
15914
15915 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
15916 Add t-sysroot-suffix to tmake_file.
15917 * config/print-sysroot-suffix.sh: New file.
15918 * config/t-sysroot-suffix: New file.
15919
15920 2009-04-07 Ben Elliston <bje@au.ibm.com>
15921
15922 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
15923 as the latter produces a warning when the target does not support
15924 infinity.
15925
15926 2009-04-07 Ben Elliston <bje@au.ibm.com>
15927
15928 * dfp.c: Replace type punning assignments with memcpy throughout.
15929 * Makefile.in (dfp.o-warn): Remove.
15930
15931 2009-04-07 Alan Modra <amodra@bigpond.net.au>
15932
15933 PR target/39634
15934 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
15935 Include soft-fp/t-softfp after rs6000/t-linux64.
15936
15937 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
15938
15939 * stor-layout.c (set_sizetype): Use the full precision of their
15940 machine mode for bitsize types.
15941
15942 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
15943
15944 * config/i386/i386.md: Revert 2 accidental checkins.
15945
15946 2009-04-06 Joey Ye <joey.ye@intel.com>
15947 Xuepeng Guo <xuepeng.guo@intel.com>
15948 H.J. Lu <hongjiu.lu@intel.com>
15949
15950 Atom pipeline model, tuning and insn selection.
15951 * config.gcc (atom): Add atom config options and target.
15952
15953 * config/i386/atom.md: New.
15954
15955 * config/i386/i386.c (atom_cost): New cost.
15956 (m_ATOM): New macro flag.
15957 (initial_ix86_tune_features): Set m_ATOM.
15958 (x86_accumulate_outgoing_args): Likewise.
15959 (x86_arch_always_fancy_math_387): Likewise.
15960 (processor_target): Add Atom cost.
15961 (cpu_names): Add Atom cpu name.
15962 (override_options): Set Atom ISA.
15963 (ix86_issue_rate): New case PROCESSOR_ATOM.
15964 (ix86_adjust_cost): Likewise.
15965
15966 * config/i386/i386.h (TARGET_ATOM): New target macro.
15967 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
15968 (TARGET_OPT_AGU): New target option.
15969 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
15970 (processor_type): Add PROCESSOR_ATOM.
15971
15972 * config/i386/i386.md (cpu): Add new value "atom".
15973 (use_carry, movu): New attr.
15974 (atom.md): Include atom.md.
15975 (adddi3_carry_rex64): Set attr "use_carry".
15976 (addqi3_carry): Likewise.
15977 (addhi3_carry): Likewise.
15978 (addsi3_carry): Likewise.
15979 (*addsi3_carry_zext): Likewise.
15980 (subdi3_carry_rex64): Likewise.
15981 (subqi3_carry): Likewise.
15982 (subhi3_carry): Likewise.
15983 (subsi3_carry): Likewise.
15984 (x86_movdicc_0_m1_rex64): Likewise.
15985 (*x86_movdicc_0_m1_se): Likewise.
15986 (x86_movsicc_0_m1): Likewise.
15987 (*x86_movsicc_0_m1_se): Likewise.
15988 (*adddi_1_rex64): Emit add insn as much as possible.
15989 (*addsi_1): Likewise.
15990 (return_internal): Set atom_unit.
15991 (return_internal_long): Likewise.
15992 (return_pop_internal): Likewise.
15993 (*rcpsf2_sse): Set atom_sse_attr attr.
15994 (*qrt<mode>2_sse): Likewise.
15995 (*prefetch_sse): Likewise.
15996
15997 * config/i386/i386-c.c (ix86_target_macros_internal): New case
15998 PROCESSOR_ATOM.
15999 (ix86_target_macros_internal): Likewise.
16000
16001 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
16002 (*prefetch_sse_rex): Likewise.
16003 (sse_rcpv4sf2): Likewise.
16004 (sse_vmrcpv4sf2): Likewise.
16005 (sse_sqrtv4sf2): Likewise.
16006 (<sse>_vmsqrt<mode>2): Likewise.
16007 (sse_ldmxcsr): Likewise.
16008 (sse_stmxcsr): Likewise.
16009 (*sse_sfence): Likewise.
16010 (sse2_clflush): Likewise.
16011 (*sse2_mfence): Likewise.
16012 (*sse2_lfence): Likewise.
16013 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
16014 (<sse>_movup<ssemodesuffixf2c>): Likewise.
16015 (avx_movdqu<avxmodesuffix>): Likewise.
16016 (avx_lddqu<avxmodesuffix>): Likewise.
16017 (sse2_movntv2di): Change attr "type" to "ssemov".
16018 (sse2_movntsi): Likewise.
16019 (rsqrtv8sf2): Change attr "type" to "sseadd".
16020 (sse3_addsubv2df3): Set attr "atom_unit".
16021 (sse3_h<plusminus_insn>v4sf3): Likewise.
16022 (*sse2_pmaddwd): Likewise.
16023 (*vec_extractv2di_1_rex64): Likewise.
16024 (*vec_extractv2di_1_avx): Likewise.
16025 (sse2_psadbw): Likewise.
16026 (ssse3_phaddwv8hi3): Likewise.
16027 (ssse3_phaddwv4hi3): Likewise.
16028 (ssse3_phadddv4si3): Likewise.
16029 (ssse3_phadddv2si3): Likewise.
16030 (ssse3_phaddswv8hi3): Likewise.
16031 (ssse3_phaddswv4hi3): Likewise.
16032 (ssse3_phsubwv8hi3): Likewise.
16033 (ssse3_phsubwv4hi3): Likewise.
16034 (ssse3_phsubdv4si3): Likewise.
16035 (ssse3_phsubdv2si3): Likewise.
16036 (ssse3_phsubswv8hi3): Likewise.
16037 (ssse3_phsubswv4hi3): Likewise.
16038 (ssse3_pmaddubsw128): Likewise.
16039 (sse3_pmaddubsw: Likewise.
16040 (ssse3_palignrti): Likewise.
16041 (ssse3_palignrdi): Likewise.
16042
16043 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
16044
16045 * doc/install.texi (Specific): Fix two cross-references to MinGW.
16046
16047 2009-04-06 Richard Guenther <rguenther@suse.de>
16048
16049 PR tree-optimization/28868
16050 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
16051 of which PHI results we inserted.
16052 (insert_into_preds_of_block): Record inserted PHIs.
16053 (eliminate): Eliminate redundant PHI nodes.
16054 (init_pre): Init inserted_phi_names.
16055
16056 2009-04-06 Richard Guenther <rguenther@suse.de>
16057
16058 PR tree-optimization/39643
16059 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
16060 IMAGPART_EXPRs of complex constants.
16061 (execute_fold_all_builtins): If we folded a call queue
16062 TODO_update_address_taken.
16063
16064 2009-04-06 Jan Hubicka <jh@suse.cz>
16065
16066 PR middle-end/39659
16067 * except.c (remove_unreachable_regions): Propagate may_contain_throw
16068 flag.
16069
16070 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
16071
16072 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
16073 delay slot.
16074 (ic_invalidate_array): Likewise.
16075
16076 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
16077
16078 * calls.c (emit_library_call_value_1): Fix a problem with parameter
16079 alignment for library calls.
16080
16081 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
16082
16083 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
16084 (mingw32 tm clause use_gcc_stdint): Set to wrap.
16085 * config/i386/mingw-stdint.h: New file.
16086
16087 2009-04-05 Richard Guenther <rguenther@suse.de>
16088
16089 PR tree-optimization/39648
16090 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
16091 our &A vs. &A[0] IL deficiencies.
16092
16093 2009-04-04 Jan Hubicka <jh@suse.cz>
16094
16095 * except.c (sjlj_find_directly_reachable_regions): Be ready for
16096 removed toplevel regions.
16097 (sjlj_mark_call_sites): Likewise.
16098
16099 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
16100
16101 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
16102 (cygwin tm clause use_gcc_stdint): Set to wrap.
16103 * config/i386/cygwin-stdint.h: New file.
16104
16105 2009-04-04 Richard Guenther <rguenther@suse.de>
16106
16107 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
16108 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
16109 single-argument PHIs if we are in loop-closed SSA form.
16110 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
16111 for the pre-condition.
16112 (slpeel_tree_peel_loop_to_edge): Likewise.
16113 (vect_build_loop_niters): Take an optional sequence to append stmts.
16114 (vect_generate_tmps_on_preheader): Likewise.
16115 (vect_do_peeling_for_loop_bound): Take extra guards for the
16116 pre-condition.
16117 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
16118 the cost model check.
16119 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
16120 guards if we are going to peel. Do not apply versioning in that case.
16121 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
16122 (vect_do_peeling_for_loop_bound): Likewise.
16123 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
16124 loop bound only record extra pre-conditions, do not apply loop
16125 versioning.
16126
16127 2009-04-04 Richard Guenther <rguenther@suse.de>
16128
16129 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
16130 renaming code.
16131
16132 2009-04-04 Jan Hubicka <jh@suse.cz>
16133
16134 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
16135 last_basic_block for size of bb->index indexed array.
16136 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
16137 compute_out, link_btr_uses, build_btr_def_use_webs,
16138 build_btr_def_use_webs, migrate_btr_defs): Likewise.
16139
16140 2009-04-04 Jan Hubicka <jh@suse.cz>
16141
16142 * except.c (remove_eh_handler_and_replace): Break out from ...
16143 (remove_eh_handler): ... here.
16144 (bring_to_root): New function.
16145 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
16146 handled ones, bring others to root of tree.
16147
16148 2009-04-04 Jan Hubicka <jh@suse.cz>
16149
16150 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
16151 (all_phis_safe_to_merge): New function.
16152 (update_info): New structure.
16153 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
16154 (cleanup_empty_eh): Update SSA if possible.
16155
16156 2009-04-04 Richard Guenther <rguenther@suse.de>
16157
16158 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
16159 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
16160 (append_vuse): Likewise.
16161
16162 2009-04-04 Jakub Jelinek <jakub@redhat.com>
16163
16164 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
16165 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
16166 instead of REG_UNSAVED for DW_CFA_undefined.
16167 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
16168 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
16169 outermost frame.
16170
16171 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
16172
16173 PR target/39501
16174 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
16175 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
16176 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
16177
16178 2009-04-04 Richard Guenther <rguenther@suse.de>
16179
16180 PR tree-optimization/8781
16181 PR tree-optimization/37892
16182 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
16183 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
16184 (valueize_refs): Call it for *& valueizations.
16185 (shared_reference_ops_from_ref): Rename to ...
16186 (valueize_shared_reference_ops_from_ref): ... this and valueize.
16187 (shared_reference_ops_from_call): Rename to ...
16188 (valueize_shared_reference_ops_from_call): ... this and valueize.
16189 (vn_reference_lookup): Update.
16190 (visit_reference_op_call): Likewise.
16191 * tree-ssa-pre.c (phi_translate_1): Fold *&.
16192 (eliminate): Value-replace the call address in call statements.
16193
16194 2009-04-04 Richard Guenther <rguenther@suse.de>
16195
16196 PR tree-optimization/39636
16197 * tree-ssa-forwprop.c
16198 (forward_propagate_addr_into_variable_array_index): Check for
16199 GIMPLE_ASSIGN before accessing the rhs code.
16200
16201 2009-04-03 Jason Merrill <jason@redhat.com>
16202
16203 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
16204
16205 2009-04-03 Steve Ellcey <sje@cup.hp.com>
16206
16207 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
16208 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
16209 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
16210 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
16211 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
16212 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
16213 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
16214 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
16215 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
16216 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
16217 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
16218 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
16219 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
16220 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
16221 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
16222 Use fr_reg_or_fp01_operand instead of fr_register_operand
16223
16224 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
16225 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
16226 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
16227
16228 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
16229
16230 PR rtl-optimization/39607
16231 PR rtl-optimization/39631
16232
16233 Revert:
16234
16235 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
16236 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
16237 instead of DF_LR_OUT.
16238 * ira-lives.c (process_bb_node_lives): Ditto.
16239 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
16240 instead of DF_LR_{OUT,IN}.
16241 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
16242 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
16243
16244 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
16245
16246 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
16247 (execute_lower_omp): Always run but take the short way out if -fopenmp
16248 is not given.
16249 (gate_lower_omp): Remove, forcing the pass manager to always run the
16250 pass and always set PROP_gimple_lomp.
16251 (pass_lower_omp): Remove gate function.
16252 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
16253 PROP_trees. Instead, require it.
16254 * ipa-cp.c (pass_ipa_cp): Likewise.
16255 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
16256 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
16257 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
16258 and PROP_gimple_leh.
16259
16260 2009-04-03 Richard Guenther <rguenther@suse.de>
16261
16262 PR middle-end/13146
16263 PR tree-optimization/23940
16264 PR tree-optimization/33237
16265 PR middle-end/33974
16266 PR middle-end/34093
16267 PR tree-optimization/36201
16268 PR tree-optimization/36230
16269 PR tree-optimization/38049
16270 PR tree-optimization/38207
16271 PR tree-optimization/38230
16272 PR tree-optimization/38301
16273 PR tree-optimization/38585
16274 PR middle-end/38895
16275 PR tree-optimization/38985
16276 PR tree-optimization/39299
16277 * tree-ssa-structalias.h: Remove.
16278 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
16279 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
16280 (struct vuse_element_d): Remove.
16281 (struct vuse_vec_d): Likewise.
16282 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
16283 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
16284 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
16285 VUSE_ELEMENT_VAR): Likewise.
16286 (struct voptype_d): Likewise.
16287 (NUM_VOP_FREE_BUCKETS): Likewise.
16288 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
16289 (struct stmt_operands_d): Remove.
16290 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
16291 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
16292 VDEF_NUM, VDEF_VECT): Likewise.
16293 (copy_virtual_operands): Remove.
16294 (operand_build_cmp): Likewise.
16295 (create_ssa_artificial_load_stmt): Likewise.
16296 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
16297 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
16298 vuse_index and mayuse_index members. Pack and move done and iter_type
16299 members to the front.
16300 (SSA_OP_VMAYUSE): Remove.
16301 (SSA_OP_VIRTUAL_USES): Adjust.
16302 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
16303 (unlink_stmt_vdef): Declare.
16304 (add_to_addressable_set): Remove.
16305 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
16306 (vrp_visit_stmt): Likewise.
16307 * doc/tree-ssa.texi (Alias analysis): Update.
16308 * doc/invoke.texi (max-aliased-vops): Remove docs.
16309 (avg-aliased-vops): Likewise.
16310 * tree-into-ssa.c (syms_to_rename): Remove.
16311 (need_to_update_vops_p): Likewise.
16312 (need_to_initialize_update_ssa_p): Rename to ...
16313 (update_ssa_initialized_fn): ... this. Track function we are
16314 initialized for.
16315 (symbol_marked_for_renaming): Simplify.
16316 (add_new_name_mapping): Do not set need_to_update_vops_p.
16317 (dump_currdefs): Use SYMS_TO_RENAME.
16318 (rewrite_update_stmt): Always walk all uses/defs.
16319 (dump_update_ssa): Adjust.
16320 (init_update_ssa): Take function argument. Track what we are
16321 initialized for.
16322 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
16323 (create_new_def_for): Initialize for cfun, assert we are initialized
16324 for cfun.
16325 (mark_sym_for_renaming): Simplify.
16326 (mark_set_for_renaming): Do not initialize update-ssa.
16327 (need_ssa_update_p): Simplify. Take function argument.
16328 (name_mappings_registered_p): Assert we ask for the correct function.
16329 (name_registered_for_update_p): Likewise.
16330 (ssa_names_to_replace): Likewise.
16331 (release_ssa_name_after_update_ssa): Likewise.
16332 (update_ssa): Likewise. Use SYMS_TO_RENAME.
16333 (dump_decl_set): Do not print a newline.
16334 (debug_decl_set): Do it here.
16335 (dump_update_ssa): And here.
16336 * tree-ssa-loop-im.c (move_computations): Adjust.
16337 (movement_possibility): Likewise.
16338 (determine_max_movement): Likewise.
16339 (gather_mem_refs_stmt): Likewise.
16340 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
16341 or NAME_MEMORY_TAG.
16342 * tree-complex.c (update_all_vops): Remove.
16343 (expand_complex_move): Adjust.
16344 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
16345 Simplify test for memory referencing statement. Exclude
16346 non-invariant ADDR_EXPRs.
16347 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
16348 * tree-loop-distribution.c (generate_memset_zero): Adjust.
16349 (rdg_flag_uses): Likewise.
16350 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
16351 related code.
16352 (tree_optimize_tail_calls_1): Also split the
16353 edge from the entry block if we have degenerate PHI nodes in
16354 the first basic block.
16355 * tree.c (init_ttree): Remove memory-tag related code.
16356 (tree_code_size): Likewise.
16357 (tree_node_structure): Likewise.
16358 (build7_stat): Re-write to be build6_stat.
16359 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
16360 (SSA_VAR_P): Adjust.
16361 (struct tree_memory_tag): Remove.
16362 (struct tree_memory_partition_tag): Likewise.
16363 (union tree_node): Adjust.
16364 (build7): Re-write to be build6.
16365 * tree-pass.h (pass_reset_cc_flags): Remove.
16366 (TODO_update_address_taken): New flag.
16367 (pass_simple_dse): Remove.
16368 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
16369 * params.h (MAX_ALIASED_VOPS): Remove.
16370 (AVG_ALIASED_VOPS): Likewise.
16371 * omp-low.c (expand_omp_taskreg): Update SSA form.
16372 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
16373 aliases the lhs in a copy stmt.
16374 * tree-ssa-dse.c (struct address_walk_data): Remove.
16375 (memory_ssa_name_same): Likewise.
16376 (memory_address_same): Likewise.
16377 (get_kill_of_stmt_lhs): Likewise.
16378 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
16379 unused stores. Look through PHI nodes into post-dominated regions.
16380 (dse_optimize_stmt): Simplify. Properly remove stores.
16381 (tree_ssa_dse): Compute dominators.
16382 (execute_simple_dse): Remove.
16383 (pass_simple_dse): Likewise.
16384 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
16385 gimple_loaded_syms and gimple_stored_syms computation.
16386 * toplev.c (dump_memory_report): Dump alias and pta stats.
16387 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
16388 (vn_reference_eq): Likewise.
16389 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
16390 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
16391 valueize_vuses): Remove.
16392 (get_def_ref_stmt_vuses): Simplify. Rename to ...
16393 (get_def_ref_stmt_vuse): ... this.
16394 (vn_reference_lookup_2): New function.
16395 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
16396 walking equivalent vuses. Simplify.
16397 (vn_reference_lookup): Likewise.
16398 (vn_reference_insert): Likewise.
16399 (vn_reference_insert_pieces): Likewise.
16400 (visit_reference_op_call): Simplify.
16401 (visit_reference_op_load): Likewise.
16402 (visit_reference_op_store): Likewise.
16403 (init_scc_vn): Remove shared_lookup_vuses initialization.
16404 (free_scc_vn): Remove shared_lookup_vuses freeing.
16405 (sort_vuses, sort_vuses_heap): Remove.
16406 (get_ref_from_reference_ops): Export.
16407 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
16408 vector with single vuse pointer.
16409 (vn_reference_lookup_pieces, vn_reference_lookup,
16410 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
16411 (shared_vuses_from_stmt): Remove.
16412 (get_ref_from_reference_ops): Declare.
16413 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
16414 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
16415 memory-tag related code.
16416 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
16417 (likely_value): Add comment, skip static-chain of call statements.
16418 (surely_varying_stmt_p): Adjust.
16419 (gimplify_and_update_call_from_tree): Likewise.
16420 (execute_fold_all_builtins): Do not rebuild alias info.
16421 (gimplify_and_update_call_from_tree): Properly update VOPs.
16422 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
16423 (copy_ref_info): Remove memory-tag related code.
16424 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
16425 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
16426 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
16427 computation.
16428 * tree-ssa-dom.c (gimple_p): Remove typedef.
16429 (eliminate_redundant_computations): Adjust.
16430 (record_equivalences_from_stmt): Likewise.
16431 (avail_expr_hash): Likewise.
16432 (avail_expr_eq): Likewise.
16433 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
16434 (stmt_makes_single_load): Likewise.
16435 (stmt_makes_single_store): Likewise.
16436 * tree-ssa-alias.c: Rewrite completely.
16437 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
16438 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
16439 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
16440 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
16441 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
16442 Remove public functions.
16443 (pass_reset_cc_flags): Remove.
16444 (pass_build_alias): Move ...
16445 * tree-ssa-structalias.c (pass_build_alias): ... here.
16446 * tree-ssa-alias.c (may_be_aliased): Move ...
16447 * tree-flow-inline.h (may_be_aliased): ... here.
16448 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
16449 count_uses_and_derefs): Move ...
16450 * gimple.c: ... here.
16451 * gimple.h (count_uses_and_derefs): Declare.
16452 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
16453 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
16454 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
16455 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
16456 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
16457 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
16458 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
16459 New functions.
16460 * tree-dfa.c (refs_may_alias_p): Move ...
16461 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
16462 * tree-ssa-alias.h: New file.
16463 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
16464 (statement_sink_location): Likewise.
16465 * opts.c (decode_options): Do not adjust max-aliased-vops or
16466 avg-aliased-vops values.
16467 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
16468 (TV_CALL_CLOBBER): Likewise.
16469 (TV_FLOW_SENSITIVE): Likewise.
16470 (TV_FLOW_INSENSITIVE): Likewise.
16471 (TV_MEMORY_PARTITIONING): Likewise.
16472 (TV_ALIAS_STMT_WALK): New timevar.
16473 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
16474 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
16475 (get_address_description): Remove memory-tag related code.
16476 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
16477 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
16478 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
16479 and immediate uses in statements. Document.
16480 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
16481 (dump_symbols): Remove.
16482 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
16483 * alias.c (get_deref_alias_set): New function split out from ...
16484 (get_alias_set): ... here.
16485 * alias.h (get_deref_alias_set): Declare.
16486 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
16487 type parameter. Remove restrict pointer handling. Create a
16488 ref-all pointer in case type-based alias sets do not conflict.
16489 (vect_analyze_data_refs): Remove SMT related code.
16490 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
16491 (vectorizable_load): Likewise.
16492 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
16493 (DR_SYMBOL_TAG, DR_VOPS): Remove.
16494 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
16495 Ignore vops and SMTs.
16496 (dr_analyze_alias): Likewise..
16497 (free_data_ref): Likewise.
16498 (create_data_ref): Likewise.
16499 (analyze_all_data_dependences): Likewise.
16500 (get_references_in_stmt): Adjust.
16501 * tree-flow-inline.h (gimple_aliases_computed_p,
16502 gimple_addressable_vars, gimple_call_clobbered_vars,
16503 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
16504 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
16505 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
16506 gimple_mem_ref_stats): Remove.
16507 (gimple_vop): New function.
16508 (op_iter_next_use): Remove vuses and mayuses cases.
16509 (op_iter_next_def): Remove vdefs case.
16510 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
16511 (clear_and_done_ssa_iter): Do not set removed fields.
16512 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
16513 Assert we are not iterating over vuses or vdefs if not also
16514 iterating over uses or defs.
16515 (op_iter_init_use): Likewise.
16516 (op_iter_init_def): Likewise.
16517 (op_iter_next_vdef): Remove.
16518 (op_iter_next_mustdef): Likewise.
16519 (op_iter_init_vdef): Likewise.
16520 (compare_ssa_operands_equal): Likewise.
16521 (link_use_stmts_after): Handle vuse operand.
16522 (is_call_used): Use is_call_clobbered.
16523 (is_call_clobbered): Global variables are always call clobbered,
16524 query the call-clobbers bitmap.
16525 (mark_call_clobbered): Ignore global variables.
16526 (clear_call_clobbered): Likewise.
16527 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
16528 virtual operands sanity check.
16529 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
16530 Remove.
16531 (TARGET_MEM_REF): Remove TMR_TAG operand.
16532 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
16533 Remove call-clobber related code.
16534 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
16535 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
16536 partitions or escape reason.
16537 (get_single_def_stmt, get_single_def_stmt_from_phi,
16538 get_single_def_stmt_with_phi): Remove.
16539 (dump_referenced_vars): Tidy.
16540 (get_ref_base_and_extent): Allow bare decls.
16541 (collect_dfa_stats): Adjust.
16542 * graphite.c (rename_variables_in_stmt): Adjust.
16543 (graphite_copy_stmts_from_block): Likewise.
16544 (translate_clast): Likewise.
16545 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
16546 (EXPR_DIES): New.
16547 (translate_vuse_through_block): Use the oracle.
16548 (phi_translate_1): Adjust.
16549 (value_dies_in_block_x): Use the oracle. Cache the outcome
16550 in EXPR_DIES.
16551 (valid_in_sets): Check if the VUSE for
16552 a REFERENCE is available.
16553 (eliminate): Do not remove stmts during elimination,
16554 instead queue and remove them afterwards.
16555 (do_pre): Do not rebuild alias info.
16556 (pass_pre): Run TODO_rebuild_alias before PRE.
16557 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
16558 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
16559 (mark_all_v_defs_stmt): Remove.
16560 (mark_all_v_defs_seq): Adjust.
16561 (sra_replace): Likewise.
16562 (scalarize_use): Likewise.
16563 (scalarize_copy): Likewise.
16564 (scalarize_init): Likewise.
16565 (scalarize_ldst): Likewise.
16566 (todoflags): Remove.
16567 (tree_sra): Do not rebuild alias info.
16568 (tree_sra_early): Adjust.
16569 (pass_sra): Run TODO_update_address_taken before SRA.
16570 * tree-predcom.c (set_alias_info): Remove.
16571 (prepare_initializers_chain): Do not call it.
16572 (mark_virtual_ops_for_renaming): Adjust.
16573 (mark_virtual_ops_for_renaming_list): Remove.
16574 (initialize_root_vars): Adjust.
16575 (initialize_root_vars_lm): Likewise.
16576 (prepare_initializers_chain): Likewise.
16577 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
16578 (may_propagate_copy_into_stmt): Likewise.
16579 (merge_alias_info): Do nothing for now.
16580 (propagate_tree_value_into_stmt): Adjust.
16581 (stmt_may_generate_copy): Likewise.
16582 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
16583 not mark symbols for renaming.
16584 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
16585 with the same statement, make sure to update the new pointed-to one.
16586 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
16587 call statements, do not mark symbols for renaming.
16588 (mark_operand_necessary): Dump something.
16589 (ref_may_be_aliased): New function.
16590 (mark_aliased_reaching_defs_necessary_1): New helper function.
16591 (mark_aliased_reaching_defs_necessary): Likewise.
16592 (mark_all_reaching_defs_necessary_1): Likewise.
16593 (mark_all_reaching_defs_necessary): Likewise.
16594 (propagate_necessity): Do not process virtual PHIs. For
16595 non-aliased loads mark all reaching definitions as necessary.
16596 For aliased loads and stores mark the immediate dominating
16597 aliased clobbers as necessary.
16598 (visited): New global static.
16599 (perform_tree_ssa_dce): Free visited bitmap after propagating
16600 necessity.
16601 (remove_dead_phis): Perform simple dead virtual PHI removal.
16602 (remove_dead_stmt): Properly unlink virtual operands when
16603 removing stores.
16604 (eliminate_unnecessary_stmts): Schedule PHI removal after
16605 stmt removal.
16606 * tree-ssa-ter.c (is_replaceable_p): Adjust.
16607 (process_replaceable): Likewise.
16608 (find_replaceable_in_bb): Likewise.
16609 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
16610 based on the single gimple vop.
16611 (verify_flow_insensitive_alias_info): Remove.
16612 (verify_flow_sensitive_alias_info): Likewise.
16613 (verify_call_clobbering): Likewise.
16614 (verify_memory_partitions): Likewise.
16615 (verify_alias_info): Likewise.
16616 (verify_ssa): Adjust..
16617 (execute_update_addresses_taken): Export. Update SSA
16618 manually. Optimize only when optimizing. Use a local bitmap.
16619 (pass_update_address_taken): Remove TODO_update_ssa, add
16620 TODO_dump_func.
16621 (pass_update_address_taken): Just use TODO_update_address_taken.
16622 (init_tree_ssa): Do not initialize addressable_vars.
16623 (verify_ssa): Verify new VUSE / VDEF properties.
16624 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
16625 Do not call verify_alias_info.
16626 (delete_tree_ssa): Clear the VUSE, VDEF operands.
16627 Do not free the loaded and stored syms bitmaps. Reset the escaped
16628 and callused solutions. Do not free addressable_vars.
16629 Remove memory-tag related code.
16630 (warn_uninitialized_var): Aliases are always available.
16631 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
16632 * lambda-code.c (can_put_in_inner_loop): Adjust.
16633 (can_put_after_inner_loop): Likewise.
16634 (perfect_nestify): Likewise.
16635 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
16636 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
16637 (vectorizable_conversion): Do not mark symbols for renaming.
16638 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
16639 (expand_call_inline): Unlink the calls virtual operands before
16640 replacing it.
16641 (tree_function_versioning): Do not call update_ssa if we are not
16642 updating clones. Simplify.
16643 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
16644 (propagate_with_phi): Likewise..
16645 * tree-outof-ssa.c (create_temp): Remove memory tag and call
16646 clobber code. Assert we are not aliased or global.
16647 * tree-flow.h: Include tree-ssa-alias.h
16648 (enum escape_type): Remove.
16649 (struct mem_sym_stats_d): Likewise.
16650 (struct mem_ref_stats_d): Likewise.
16651 (struct gimple_df): Add vop member. Remove global_var,
16652 call_clobbered_vars, call_used_vars, addressable_vars,
16653 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
16654 escaped and callused members.
16655 (struct ptr_info_def): Remove all members, add points-to solution
16656 member pt.
16657 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
16658 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
16659 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
16660 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
16661 (tree-ssa-alias.o): Likewise.
16662 (toplev.o): Add tree-ssa-alias.h
16663 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
16664 * gimple.c (gimple_set_bb): Fix off-by-one error.
16665 (is_gimple_reg): Do not handle memory tags.
16666 (gimple_copy): Also copy virtual operands.
16667 Delay updating the statement. Do not reset loaded and stored syms.
16668 (gimple_set_stored_syms): Remove.
16669 (gimple_set_loaded_syms): Likewise.
16670 (gimple_call_copy_skip_args): Copy the virtual operands
16671 and mark the new statement modified.
16672 * tree-ssa-structalias.c (may_alias_p): Remove.
16673 (set_uids_in_ptset): Take the alias set to prune with as
16674 parameter. Fold in the alias test of may_alias_p.
16675 (compute_points_to_sets): Compute whether a ptr is dereferenced
16676 in a local sbitmap.
16677 (process_constraint): Deal with &ANYTHING on the lhs, reject all
16678 other ADDRESSOF constraints on the lhs.
16679 (get_constraint_for_component_ref): Assert that we don't get
16680 ADDRESSOF constraints from the base of the reference.
16681 Properly generate UNKNOWN_OFFSET for DEREF if needed.
16682 (struct variable_info): Remove collapsed_to member.
16683 (get_varinfo_fc): Remove.
16684 (new_var_info): Do not set collapsed_to.
16685 (dump_constraint): Do not follow cycles.
16686 (dump_constraint_graph): Likewise.
16687 (build_pred_graph): Likewise.
16688 (build_succ_graph): Likewise.
16689 (rewrite_constraints): Likewise.
16690 (do_simple_structure_copy): Remove.
16691 (do_rhs_deref_structure_copy): Remove.
16692 (do_lhs_deref_structure_copy): Remove.
16693 (collapse_rest_of_var): Remove.
16694 (do_structure_copy): Re-implement.
16695 (pta_stats): New global variable.
16696 (dump_pta_stats): New function.
16697 (struct constraint_expr): Make offset signed.
16698 (UNKNOWN_OFFSET): Define special value.
16699 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
16700 (solution_set_expand): New helper function split out from ...
16701 (do_sd_constraint): ... here.
16702 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
16703 (do_ds_constraint): Likewise.
16704 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
16705 and CALLUSED = *CALLUSED.
16706 (set_union_with_increment): Make inc argument signed.
16707 (type_safe): Remove.
16708 (get_constraint_for_ptr_offset): Handle unknown and negative
16709 constant offsets.
16710 (first_vi_for_offset): Handle offsets before start. Bail
16711 out early for offsets beyond the variable extent.
16712 (first_or_preceding_vi_for_offset): New function.
16713 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
16714 Together with ESCAPED = *ESCAPED this properly computes reachability.
16715 (find_what_var_points_to): New function.
16716 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
16717 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
16718 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
16719 pt_solutions_intersect): New functions.
16720 (compute_call_used_vars): Remove.
16721 (compute_may_aliases): New main entry into PTA computation.
16722 * gimple.h (gimple_p): New typedef.
16723 (struct gimple_statement_base): Remove references_memory_p.
16724 (struct gimple_statement_with_memory_ops_base): Remove
16725 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
16726 members.
16727 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
16728 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
16729 gimple_set_references_memory): Remove.
16730 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
16731 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
16732 New functions.
16733 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
16734 (verify_expr): Allow RESULT_DECL.
16735 (gimple_duplicate_bb): Do not copy virtual operands.
16736 (gimple_duplicate_sese_region): Adjust.
16737 (gimple_duplicate_sese_tail): Likewise.
16738 (mark_virtual_ops_in_region): Remove.
16739 (move_sese_region_to_fn): Do not call it.
16740 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
16741 and pass_simple_dse.
16742 (execute_function_todo): Handle TODO_update_address_taken,
16743 call execute_update_addresses_taken for TODO_rebuild_alias.
16744 (execute_todo): Adjust.
16745 (execute_one_pass): Init dump files early.
16746 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
16747 call-clobbered.
16748 (create_general_new_stmt): Clear vops.
16749 * tree-ssa-reassoc.c (get_rank): Adjust.
16750 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
16751 symbols for renaming.
16752 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
16753 (PARAM_AVG_ALIASED_VOPS): Likewise.
16754 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
16755 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
16756 * tree-ssa-operands.c: Simplify for new virtual operand representation.
16757 (operand_build_cmp, copy_virtual_operands,
16758 create_ssa_artificial_load_stmt, add_to_addressable_set,
16759 gimple_add_to_addresses_taken): Remove public functions.
16760 (unlink_stmt_vdef): New function.
16761
16762 2009-04-03 Alan Modra <amodra@bigpond.net.au>
16763
16764 * config.gcc (powerpc-*-linux*): Merge variants.
16765
16766 2009-04-02 Chao-ying Fu <fu@mips.com>
16767 James Grosbach <james.grosbach@microchip.com>
16768
16769 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
16770 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
16771 cop0_sp_offset.
16772 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
16773 keep_interrupts_masked_p, use_debug_exception_return_p.
16774 (mips_attribute_table): Add interrupt, use_shadow_register_set,
16775 keep_interrupts_masked, use_debug_exception_return.
16776 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
16777 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
16778 New functions.
16779 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
16780 (mips_print_operand): Process COP0 registers to print $0 .. $31
16781 correctly for GAS to process.
16782 (mips_interrupt_extra_call_saved_reg_p): New function.
16783 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
16784 extra registers.
16785 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
16786 (mips_compute_frame_info): Add supports for interrupt context that
16787 includes doubleword accumulators and COP0 registers.
16788 (mips_for_each_saved_acc): New function.
16789 (mips_for_each_saved_gpr_and_fpr): Change the function name from
16790 mips_for_each_saved_reg.
16791 (mips_save_reg): Save accumulators.
16792 (mips_kernel_reg_p): A new for_each_rtx callback.
16793 (mips_expand_prologue): Support interrupt handlers.
16794 (mips_restore_reg): Restore accumulators.
16795 (mips_expand_epilogue): Support interrupt handlers.
16796 (mips_can_use_return_insn): Return false for interrupt handlers.
16797 (mips_epilogue_uses): New function.
16798 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
16799 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
16800 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
16801 cop0_move): New instructions.
16802 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
16803 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
16804 defines.
16805 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
16806 New defines.
16807 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
16808 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
16809 interrupt handlers, we use K0 as the temporary register.
16810 (EPILOGUE_USES): Change to a function call.
16811 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
16812 handlers, we use K0 as the temporary register.
16813
16814 * doc/extend.texi (Function Attributes): Document interrupt,
16815 use_shadow_register_set, keep_interrupts_masked,
16816 use_debug_exception_return for MIPS attributes.
16817
16818 2009-04-03 Alan Modra <amodra@bigpond.net.au>
16819
16820 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
16821 Remove a number of t-files from tmake_file.
16822 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
16823 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
16824 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
16825 target_prototype, not TARGET_PROTOTYPE.
16826 (LINK_OS_GNU_SPEC): Define.
16827 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
16828 and darwin-ldoubdle.c.
16829
16830 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
16831
16832 PR driver/39293
16833 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
16834 (cpp_options): Ditto.
16835 (default_compilers): Ditto.
16836 (display_help): Ditto.
16837 (process_command): Ditto.
16838 (do_spec_1): Ditto.
16839 (set_input): Use lbasename instead of duplicate code.
16840 (save_temps_prefix): New static for -save-temps=obj.
16841 (save_temps_length): Ditto.
16842
16843 * doc/invoke.texi (-save-temps=obj): Document new variant to
16844 -save-temps switch.
16845
16846 2009-04-02 Jeff Law <law@redhat.com>
16847
16848 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
16849 variable.
16850
16851 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
16852
16853 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
16854 * configure: Regenerated.
16855
16856 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16857
16858 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
16859 share the argument list.
16860
16861 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16862
16863 Merge
16864
16865 2009-02-12 Diego Novillo <dnovillo@google.com>
16866
16867 * varpool.c (debug_varpool): New.
16868 * cgraph.h (debug_varpool): Declare.
16869
16870 2009-04-02 Jan Hubicka <jh@suse.cz>
16871
16872 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
16873 pass.
16874
16875 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
16876
16877 * config/i386/i386.c (ix86_abi): Move initialization to ...
16878 (override_options): Here.
16879
16880 2009-04-02 Christian Bruel <christian.bruel@st.com>
16881
16882 * config/sh/sh.c (sh_dwarf_register_span): New function.
16883 (TARGET_DWARF_REGISTER_SPAN): Define.
16884 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
16885
16886 2009-04-02 Ira Rosen <irar@il.ibm.com>
16887
16888 PR tree-optimization/39595
16889 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
16890 interleaved loads group is not greater than the SLP group size.
16891
16892 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16893
16894 * builtins.c (is_builtin_name): New.
16895 (called_as_built_in): Use is_builtin_name.
16896 * tree.h (is_builtin_name): New.
16897 * varasm.c (incorporeal_function_p): Use is_builtin_name
16898
16899 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
16900
16901 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
16902
16903 2009-04-02 Dodji Seketeli <dodji@redhat.com>
16904
16905 PR c++/26693
16906 * c-decl.c (clone_underlying_type): Move this ...
16907 * c-common.c (set_underlying_type): ... here.
16908 Also, make sure the function properly sets TYPE_STUB_DECL() on
16909 the newly created typedef variant type.
16910 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
16911 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
16912 points.
16913
16914 2009-04-02 Richard Guenther <rguenther@suse.de>
16915
16916 PR tree-optimization/37221
16917 * tree-flow.h (degenerate_phi_result): Declare.
16918 * tree-ssa-dom.c (degenerate_phi_result): Export.
16919 * tree-scalar-evolution.c (analyze_initial_condition): If
16920 the initial condition is defined by a degenerate PHI node
16921 use the degenerate value.
16922
16923 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
16924
16925 PR rtl-optimization/39588
16926 * combine.c (merge_outer_ops): Do not set the constant when this
16927 is not necessary.
16928 (simplify_shift_const_1): Do not modify it either in this case.
16929
16930 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
16931
16932 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
16933 tuning is deprecated if -mtune value is set to an Itanium1 variant.
16934
16935 2009-04-01 Janis Johnson <janis187@us.ibm.com>
16936
16937 PR c/29027
16938 * c-lex.c (interpret_float): Default (no suffix) is double.
16939
16940 2009-04-1 Xinliang David Li <davidxl@google.com>
16941
16942 * config/i386/i386.c (legitimate_constant_p): Recognize
16943 all one vector constant.
16944
16945 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16946
16947 * config/vax/vax.c: Add #includes to silence warnings.
16948 Change #include order to silence two warnings.
16949
16950 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16951
16952 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
16953 (ASM_SPEC): Pass -k to the assembler for PIC code.
16954
16955 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16956
16957 * config.gcc: Add vax-*-linux* to the switch.
16958 * config/vax/linux.h: New file. (TARGET_VERSION,
16959 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
16960
16961 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16962
16963 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
16964 Use predicate macros instead of GET_CODE() == foo.
16965 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
16966 ashlsi3, rotrsi3, <unnamed>): Likewise.
16967
16968 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16969
16970 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
16971 jbbccihi, jbbccisi): Remova trailing whitespace.
16972 * config/vax/constraints.md: Likewise.
16973 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
16974 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
16975 * config/vax/predicates.md: Likewise.
16976 * config/vax/vax.c (print_operand_address, vax_output_int_move,
16977 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
16978 * config/vax/vax.h: Likewise.
16979 * config/vax/vax.md (nonlocal_goto): Likewise.
16980
16981 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16982
16983 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
16984 (indirectable_address_p, adjacent_operands_p): Add spaces around
16985 braces.
16986 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
16987
16988 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16989
16990 * config/vax/vax.c (legitimate_constant_address_p,
16991 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
16992 index_term_p, reg_plus_index_p, legitimate_address_p,
16993 vax_mode_dependent_address_p): Update comments to match functions
16994 modified by the recent int->bool conversion.
16995
16996 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16997
16998 * config/vax/builtins.md: Update copyright message.
16999 * config/vax/constraints.md: Likewise.
17000 * config/vax/netbsd-elf.h: Likewise.
17001 * config/vax/predicates.md: Likewise.
17002 * config/vax/vax-protos.h: Likewise.
17003 * config/vax/vax.c: Likewise.
17004 * config/vax/vax.h: Likewise.
17005 * config/vax/vax.md: Likewise.
17006 * config/vax/vax.opt: Likewise.
17007
17008 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
17009
17010 * config/vax/builtins.md (ffssi2, ffssi2_internal,
17011 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
17012 * config/vax/constraints.md (B, R): Likewise.
17013 * config/vax/predicates.md (external_memory_operand,
17014 nonimmediate_addsub_di_operand): Likewise.
17015 * config/vax/vax.c (vax_output_int_add): Likewise.
17016 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
17017 untyped_call): Likewise.
17018
17019 2009-04-01 Matt Thomas <matt@3am-software.com>
17020
17021 * config/vax/predicates.md: New file.
17022 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
17023 external_const_operand, nonsymbolic_operand, external_memory_operand,
17024 indirect_memory_operand, indexed_memory_operand,
17025 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
17026 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
17027 predicate.
17028 * config/vax/constraints.md: New file.
17029 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
17030 New constraint.
17031 * config/vax/builtins.md: New file.
17032 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
17033 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
17034 jbbccisi): Define.
17035 * config/vax/vax.opt (mqmath): Add option.
17036 * config/vax/vax.md (isfx): Extend with DI.
17037 (VAXintQH, VAXintQHSD): Define.
17038 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
17039 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
17040 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
17041 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
17042 (movdi): Update constraints and use vax_output_int_move().
17043 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
17044 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
17045 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
17046 nonlocal_goto): New.
17047 (mov<mode>): Extend accepted operand types.
17048 (subdi3_old): Rename from subdi3, change update constraints and use
17049 a new implementation.
17050 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
17051 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
17052 MOVE_RATIO, CLEAR_RATIO): Define.
17053 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
17054 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
17055 (PRINT_OPERAND): Redefine using a function instead of inlined code.
17056 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
17057 (split_quadword_operands): Make static and really allow variable
17058 splitting.
17059 (print_operand_address): Update for PIC generation.
17060 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
17061 indexable_address_p, fixup_mathdi_operand,
17062 vax_expand_addsub_di_operands, adjacent_operands_p): New.
17063 (vax_float_literal, legitimate_constant_p,
17064 indirectable_constant_address_p, index_term_p,
17065 reg_plus_index_p): Return bool instead of int.
17066 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
17067 where needed.
17068 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
17069 generation.
17070 (vax_output_conditional_branch): Indent.
17071 (legitimate_constant_address_p, indirectable_constant_address_p,
17072 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
17073 vax_mode_dependent_address_p): Return bool instead of int, update for
17074 PIC generation.
17075 * config/vax/vax-protos.h (legitimate_constant_address_p,
17076 legitimate_constant_p, legitimate_address_p,
17077 vax_mode_dependent_address_p): Change declaration to bool.
17078 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
17079 vax_expand_addsub_di_operands, vax_output_int_subtract,
17080 vax_output_movmemsi): Declare.
17081 (split_quadword_operands, vax_float_literal): Delete declaration.
17082 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
17083 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
17084 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
17085 ASM_OUTPUT_DWARF_PCREL): Define.
17086 (ASM_SPEC): Change definition to allow PIC generation.
17087
17088 2009-04-01 Steve Ellcey <sje@cup.hp.com>
17089
17090 * doc/sourcebuild.texi: Update front-end requirements.
17091
17092 2009-04-01 Jakub Jelinek <jakub@redhat.com>
17093
17094 PR target/39226
17095 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
17096 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
17097 (booldi3_internal3): Use boolean_or_operator instead of
17098 boolean_operator.
17099
17100 2009-04-01 Joseph Myers <joseph@codesourcery.com>
17101
17102 PR c/39605
17103 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
17104 declarator whose size is not an integer constant expression but
17105 folds to an integer constant, then treat it as a constant
17106 subsequently.
17107
17108 2009-04-01 Richard Guenther <rguenther@suse.de>
17109
17110 * fold-const.c (fold_plusminus_mult_expr): Do not fold
17111 i * 4 + 2 to (i * 2 + 1) * 2.
17112
17113 2009-04-01 Jakub Jelinek <jakub@redhat.com>
17114
17115 PR c/37772
17116 * c-parser.c (c_parser_asm_statement): Skip until close paren and
17117 return if c_parser_asm_string_literal returned NULL.
17118
17119 2009-04-01 Nick Clifton <nickc@redhat.com>
17120
17121 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
17122 already defined.
17123 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
17124 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
17125 other typedefs to avoid conflicts with libgcc2.c. Define labels
17126 to gain 16-bit bit-manipulation functions from libgcc2.c and then
17127 include it.
17128 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
17129 to gain 16-bit trapping arithmetic functions from libgcc2.c and
17130 then include it.
17131
17132 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
17133
17134 * varasm.c (default_function_rodata_section): Declare DOT as
17135 const char*.
17136
17137 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
17138 Andrey Galkin <agalkin@hypercom.com>
17139
17140 PR/39492
17141 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
17142 Make object_name unique for each process.
17143
17144 2009-04-01 Jakub Jelinek <jakub@redhat.com>
17145
17146 PR other/39591
17147 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
17148 addressable variables in the parallel that could go out of scope while
17149 running queued tasks.
17150
17151 2009-04-01 Anatoly Sokolov <aesok@post.ru>
17152
17153 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
17154 (CASE_VALUES_THRESHOLD): Redefine.
17155 * config/avr/avr.c (avr_override_options): Remove initialization of
17156 avr_case_values_threshold variable.
17157 (avr_case_values_threshold): Remove variable. Add new function.
17158 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
17159 * config/avr/avr.opt (mno-tablejump): Remove option.
17160 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
17161
17162 2009-04-01 DJ Delorie <dj@redhat.com>
17163
17164 * varasm.c (default_function_rodata_section): Don't assume
17165 anything about where the first '.' in the section name is.
17166
17167 2009-04-01 Alan Modra <amodra@bigpond.net.au>
17168
17169 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
17170 rs6000_emit_stack_tie.
17171
17172 2009-03-31 Ian Lance Taylor <iant@google.com>
17173
17174 * tree-eh.c (tree_remove_unreachable_handlers): Compare
17175 gimple_code with GIMPLE_RESX, not RESX.
17176
17177 2009-03-31 Joseph Myers <joseph@codesourcery.com>
17178
17179 * c-common.c (c_get_ident): New.
17180 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
17181
17182 2009-04-01 Ben Elliston <bje@au.ibm.com>
17183
17184 * config/rs6000/sysv4.opt (msdata): Improve option description.
17185
17186 2009-03-31 Steve Ellcey <sje@cup.hp.com>
17187
17188 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
17189 (divdf3_internal_lat): Remove.
17190 (divxf3_internal_lat): Remove.
17191 (divxf3_internal_thr): Remove.
17192 (divxf): Use divxf3_internal.
17193 * config/ia64/div.md (divsf3_internal_lat): New.
17194 (divdf3_internal_lat): New.
17195 (divxf3_internal): New.
17196
17197 2009-03-31 Joseph Myers <joseph@codesourcery.com>
17198
17199 PR c/448
17200 * Makefile.in (USE_GCC_STDINT): Define.
17201 (stmp-int-hdrs): Install stdint.h if applicable.
17202 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
17203 if known.
17204 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
17205 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
17206 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
17207 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
17208 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
17209 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
17210 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
17211 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
17212 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
17213 (c_common_nodes_and_builtins): Initialize
17214 underlying_wchar_type_node. Do not initialize
17215 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
17216 nodes for new types.
17217 (c_stddef_cpp_builtins): Define macros for new types.
17218 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
17219 Remove.
17220 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
17221 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
17222 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
17223 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
17224 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
17225 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
17226 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
17227 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
17228 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
17229 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
17230 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
17231 int16_type_node, int32_type_node, int64_type_node,
17232 uint8_type_node, uint16_type_node, c_uint32_type_node,
17233 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
17234 int_least32_type_node, int_least64_type_node,
17235 uint_least8_type_node, uint_least16_type_node,
17236 uint_least32_type_node, uint_least64_type_node,
17237 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
17238 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
17239 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
17240 uintptr_type_node): Define.
17241 * c-cppbuiltin.c (builtin_define_constants,
17242 builtin_define_type_minmax): New.
17243 (builtin_define_stdint_macros): Define more macros.
17244 (c_cpp_builtins): Define more limit macros.
17245 (type_suffix): New.
17246 (builtin_define_type_max): Define in terms of
17247 builtin_define_type_minmax. Remove is_long parameter. All
17248 callers changed.
17249 * config.gcc (use_gcc_stdint): Define.
17250 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
17251 Add newlib-stdint.h for generic targets.
17252 * config/glibc-stdint.h, config/newlib-stdint.h,
17253 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
17254 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
17255 * config/score/score.h (UINTPTR_TYPE): Define.
17256 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
17257 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
17258 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
17259 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
17260 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
17261 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
17262 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
17263 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
17264 * config/spu/spu.h (STDINT_LONG32): Define.
17265 * configure.ac (use_gcc_stdint): Substitute.
17266 * configure: Regenerate.
17267 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
17268 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
17269 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
17270 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
17271 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
17272 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
17273 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
17274 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
17275 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
17276 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
17277 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
17278 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
17279 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
17280 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
17281 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
17282 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
17283 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
17284 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
17285 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
17286 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
17287 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
17288 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
17289 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
17290 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
17291 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
17292 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
17293 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
17294 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
17295 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
17296
17297 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
17298
17299 * loop-iv.c (suitable_set_for_replacement): Renamed from
17300 simplify_using_assignment; changed to return bool and to accept new
17301 args DEST and SRC. Return true iff we find a source/destination pair
17302 that can be used to make a replacement, and fill SRC and DEST if so.
17303 Remove arg ALTERED. Don't deal with altered regs here. All callers
17304 changed.
17305 (simplify_using_initial_values): Deal with altered regs here and track
17306 more precisely the effect they have on the validity of our expression.
17307
17308 * loop-iv.c (simplify_using_condition): A condition of the form
17309 (EQ REG CONST) can be used to simply make a substitution.
17310 (simplify_using_initial_values): Keep track of conditions we have seen
17311 and keep using them to simplify new expressions, while applying the
17312 same substitutions to them as to the expression.
17313
17314 * simplify-rtx.c (simplify_relational_operation_1): Simplify
17315 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
17316 GEU/LTU reversed.
17317
17318 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
17319 changed. Use this when trying to improve the upper bound.
17320 Generate the comparison by using simplify_gen_relational.
17321
17322 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
17323
17324 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
17325 functions.
17326 (simplify_using_assignment, simplify_using_initial_values): Call
17327 replace_in_expr to make replacements. Call replace_single_def_regs
17328 once on the initial version of the expression.
17329
17330 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17331
17332 PR target/27237
17333 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
17334
17335 2009-03-31 Richard Guenther <rguenther@suse.de>
17336
17337 PR middle-end/31029
17338 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
17339 equality comparisons. Fold C - X CMP X if C % 2 == 1.
17340
17341 2009-03-31 Richard Guenther <rguenther@suse.de>
17342
17343 * tree.h (div_if_zero_remainder): Declare.
17344 * fold-const.c (div_if_zero_remainder): Export.
17345 * tree-ssa-forwprop.c
17346 (forward_propagate_addr_into_variable_array_index): Handle
17347 constant array index addition outside of the variable index.
17348
17349 2009-03-31 Joseph Myers <joseph@codesourcery.com>
17350
17351 PR target/39592
17352 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
17353 define_splits, floatunssi<mode>2): Require x87 conversions from
17354 DImode to be permitted.
17355
17356 2009-03-31 Joseph Myers <joseph@codesourcery.com>
17357
17358 PR preprocessor/15638
17359 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
17360
17361 2009-03-31 Richard Guenther <rguenther@suse.de>
17362
17363 PR middle-end/23401
17364 PR middle-end/27810
17365 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
17366 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
17367 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
17368 a separate statement.
17369 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
17370 (lookup_tmp_var): Likewise.
17371 (is_gimple_formal_tmp_or_call_rhs): Remove.
17372 (is_gimple_reg_or_call_rhs): Rename to ...
17373 (is_gimple_reg_rhs_or_call): ... this.
17374 (is_gimple_mem_or_call_rhs): Rename to ...
17375 (is_gimple_mem_rhs_or_call): ... this.
17376 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
17377 DECL_GIMPLE_REG_P only if is_formal is true.
17378 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
17379 for non-proper post-modify expression gimplification.
17380 (gimplify_self_mod_expr): For post-modify expressions gimplify
17381 the lvalue to a minimal lvalue.
17382 (rhs_predicate_for): Remove formal temp case.
17383 (gimplify_modify_expr_rhs): Likewise.
17384 (gimplify_addr_expr): Use is_gimple_reg.
17385 (gimplify_expr): Remove formal temp cases.
17386 (gimple_regimplify_operands): Likewise.
17387 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
17388 and FILTER_EXPR like constants.
17389 * gimple.c (walk_gimple_op): Fix val_only initialization, use
17390 is_gimple_reg.
17391 (is_gimple_formal_tmp_rhs): Remove.
17392 (is_gimple_reg_rhs): Remove special casing.
17393 (is_gimple_mem_rhs): Fix.
17394 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
17395 (is_gimple_formal_tmp_var): Remove.
17396 (is_gimple_formal_tmp_reg): Likewise.
17397 (is_gimple_min_lval): Allow invariant component ref parts.
17398 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
17399 is_gimple_formal_tmp_reg): Remove declarations.
17400 * tree-cfg.c (verify_expr): Verify that variables with address
17401 taken do not have DECL_GIMPLE_REG_P set.
17402 * tree-mudflap.c (mf_build_check_statement_for): Use
17403 force_gimple_operand instead of gimplify_expr.
17404
17405 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
17406
17407 * modulo-sched.c (sms_schedule_by_order): Pass the actual
17408 schedulable rows to compute_split_row.
17409
17410 2009-03-31 Ben Elliston <bje@au.ibm.com>
17411
17412 PR target/31635
17413 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
17414 OPT_mvrsave.
17415
17416 2009-03-31 Alan Modra <amodra@bigpond.net.au>
17417
17418 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
17419 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
17420 * configure: Regenerate.
17421 * config.in: Regenerate.
17422 * config/rs6000/rs6000.opt (mtls-markers): Add.
17423 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
17424 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
17425 (tls_ld_aix, tls_ld_sysv): Likewise.
17426 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
17427 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
17428
17429 2009-03-31 Alan Modra <amodra@bigpond.net.au>
17430
17431 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
17432
17433 2009-03-30 Jan Hubicka <jh@suse.cz>
17434
17435 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
17436 out of RESX.
17437 (tree_remove_unreachable_handlers): Cleanup EH predecestor
17438 detection and label handling.
17439
17440 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
17441
17442 * ira-int.h (ira_allocno): Rename left_conflicts_num to
17443 left_conflicts_size.
17444 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
17445 ALLOCNO_LEFT_CONFLICTS_SIZE.
17446
17447 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
17448 remove_allocno_from_bucket_and_push,
17449 allocno_spill_priority_compare, push_allocnos_to_stack,
17450 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
17451 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
17452 (setup_allocno_left_conflicts_num): Ditto. Rename to
17453 setup_allocno_left_conflicts_size.
17454 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
17455 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
17456 setup_allocno_left_conflicts_size instead of
17457 setup_allocno_left_conflicts_num.
17458
17459 * ira-build.c (ira_create_allocno): Use
17460 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
17461 ALLOCNO_LEFT_CONFLICTS_NUM.
17462
17463 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
17464
17465 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
17466 instead of DF_LR_OUT.
17467
17468 * ira-lives.c (process_bb_node_lives): Ditto.
17469
17470 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
17471 instead of DF_LR_{OUT,IN}.
17472
17473 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
17474
17475 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
17476
17477 2009-03-30 Jan Hubicka <jh@suse.cz>
17478
17479 * except.c (label_to_region_map): Fix thinko.
17480
17481 2009-03-30 Steve Ellcey <sje@cup.hp.com>
17482
17483 PR middle-end/38237
17484 * tree.h (tree_find_value): New declaration.
17485 * tree.c (tree_find_value): New function.
17486 * varasm.c (assemble_external): Avoid duplicate entries on lists.
17487
17488 2009-03-30 Jakub Jelinek <jakub@redhat.com>
17489
17490 PR debug/39563
17491 * c-decl.c (struct c_binding): Add locus field.
17492 (bind): Add locus argument, set locus field from it.
17493 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
17494 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
17495 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
17496 implicitly_declare, undeclared_variable, lookup_label,
17497 declare_label, c_make_fname_decl, c_builtin_function,
17498 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
17499 bind callers.
17500
17501 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
17502
17503 PR target/38781
17504 * config/i386/i386.c (classify_argument): Check total size of
17505 structure.
17506
17507 2009-03-30 Martin Jambor <mjambor@suse.cz>
17508
17509 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
17510 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
17511 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
17512 respectively.
17513
17514 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
17515 seen_variable_array_ref while also traversing a union.
17516
17517 * tree-inline.c (optimize_inline_calls): Do not call
17518 cgraph_node_remove_callees.
17519 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
17520 (pass_remove_cgraph_callee_edges): New variable.
17521 * passes.c (init_optimization_passes): Add
17522 pass_remove_cgraph_callee_edges after early inlining and before all
17523 late intraprocedural passes.
17524
17525 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
17526
17527 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17528
17529 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
17530 Fix typos in names.
17531
17532 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17533
17534 * combine.c (simplify_comparison): Use have_insn_for.
17535 * dojump.c (do_jump): Likewise.
17536
17537 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17538
17539 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
17540 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
17541 sparc_compare_op0 like sparc_compare_emitted used to be handled.
17542 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
17543 instead of sparc_compare_emitted.
17544 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
17545 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
17546 instead of sparc_compare_emitted.
17547
17548 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17549
17550 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
17551 enter/exit cfglayout mode.
17552 (pass_partition_block): Require it.
17553 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
17554 (combine_instructions): Track basic blocks instead of labels.
17555 (update_cfg_for_uncondjump): New.
17556 (try_combine): Use it. Update jumps after rescanning.
17557 (pass_combine): Require PROP_cfglayout.
17558 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
17559
17560 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17561
17562 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
17563 Provide/destroy PROP_cfglayout respectively.
17564 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
17565 * tree-pass.h (PROP_cfglayout): New.
17566
17567 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17568
17569 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
17570 fold_convert_const_fixed_from_fixed,
17571 fold_convert_const_fixed_from_int,
17572 fold_convert_const_fixed_from_real, fold_negate_const): Do not
17573 set TREE_CONSTANT_OVERFLOW.
17574 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
17575 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
17576
17577 2009-03-30 Ira Rosen <irar@il.ibm.com>
17578
17579 * tree-vect-loop-manip.c: New file.
17580 * tree-vectorizer.c: Update documentation and included files.
17581 (vect_loop_location): Make extern.
17582 (rename_use_op): Move to tree-vect-loop-manip.c
17583 (rename_variables_in_bb, rename_variables_in_loop,
17584 slpeel_update_phis_for_duplicate_loop,
17585 slpeel_update_phi_nodes_for_guard1,
17586 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
17587 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
17588 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
17589 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
17590 find_loop_location): Likewise.
17591 (new_stmt_vec_info): Move to tree-vect-stmts.c.
17592 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
17593 get_vectype_for_scalar_type, vect_is_simple_use,
17594 supportable_widening_operation, supportable_narrowing_operation):
17595 Likewise.
17596 (bb_in_loop_p): Move to tree-vect-loop.c.
17597 (new_loop_vec_info, destroy_loop_vec_info,
17598 reduction_code_for_scalar_code, report_vect_op,
17599 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
17600 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
17601 (vect_supportable_dr_alignment): Likewise.
17602 * tree-vectorizer.h (tree-data-ref.h): Include.
17603 (vect_loop_location): Declare.
17604 Reorganize function declarations according to the new file structure.
17605 * tree-vect-loop.c: New file.
17606 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
17607 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
17608 * tree-vect-data-refs.c: New file.
17609 * tree-vect-patterns.c (timevar.h): Don't include.
17610 * tree-vect-stmts.c: New file.
17611 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
17612 tree-vect-slp.c, tree-vect-loop.c.
17613 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
17614 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
17615 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
17616 (tree-vect-analyze.o): Remove.
17617 (tree-vect-transform.o): Likewise.
17618 (tree-vect-data-refs.o): Add rule.
17619 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
17620 tree-vect-slp.o): Likewise.
17621 (tree-vect-patterns.o): Remove redundant dependencies.
17622 (tree-vectorizer.o): Likewise.
17623 * tree-vect-slp.c: New file.
17624
17625 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17626
17627 * optc-gen.awk: Warn if an option flag has multiple different
17628 help strings.
17629
17630 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
17631
17632 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
17633 -floop-block): Document dependences on PPL, CLooG and Graphite.
17634
17635 2009-03-30 Joseph Myers <joseph@codesourcery.com>
17636
17637 PR rtl-optimization/323
17638 * c-common.c (c_fully_fold, convert_and_check,
17639 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
17640 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
17641 * c-common.def (EXCESS_PRECISION_EXPR): New.
17642 * c-cppbuiltin.c (builtin_define_float_constants): Define
17643 constants with enough digits for long double.
17644 * c-lex.c (interpret_float): Interpret constant with excess
17645 precision where appropriate.
17646 * c-opts.c (c_common_post_options): Set
17647 flag_excess_precision_cmdline. Give an error for
17648 -fexcess-precision=standard for C++ for processors where the
17649 option is significant.
17650 * c-parser.c (c_parser_conditional_expression): Handle excess
17651 precision in condition.
17652 * c-typeck.c (convert_arguments): Handle arguments with excess
17653 precision.
17654 (build_unary_op): Move excess precision outside operation.
17655 (build_conditional_expr): Likewise.
17656 (build_compound_expr): Likewise.
17657 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
17658 (build_modify_expr): Handle excess precision in RHS.
17659 (convert_for_assignment): Handle excess precision in converted
17660 value.
17661 (digest_init, output_init_element, process_init_element): Handle
17662 excess precision in initializer.
17663 (c_finish_return): Handle excess precision in return value.
17664 (build_binary_op): Handle excess precision in operands and add
17665 excess precision as needed for operation.
17666 * common.opt (-fexcess-precision=): New option.
17667 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
17668 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
17669 For standard excess precision, output explicit conversion to and
17670 truncation from XFmode.
17671 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
17672 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
17673 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
17674 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
17675 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
17676 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
17677 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
17678 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
17679 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
17680 define_splits, sqrt<mode>2): Disable where appropriate for
17681 standard excess precision.
17682 * convert.c (convert_to_real): Do not shorten arithmetic to type
17683 for which excess precision would be used.
17684 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
17685 * doc/invoke.texi (-fexcess-precision=): Document option.
17686 (-mfpmath=): Correct index entry.
17687 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
17688 flag_excess_precision): New.
17689 * langhooks.c (lhd_post_options): Set
17690 flag_excess_precision_cmdline.
17691 * opts.c (common_handle_option): Handle -fexcess-precision=.
17692 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
17693 init_excess_precision): New.
17694 (lang_dependent_init_target): Call init_excess_precision.
17695 * tree.c (excess_precision_type): New.
17696 * tree.h (excess_precision_type): Declare.
17697
17698 2009-03-30 Joseph Myers <joseph@codesourcery.com>
17699
17700 PR c/35235
17701 * c-typeck.c (build_component_ref): Do not copy qualifiers from
17702 non-lvalue to component.
17703
17704 2009-03-29 Joseph Myers <joseph@codesourcery.com>
17705
17706 PR preprocessor/34695
17707 * Makefile.in (c-opts.o): Depend on c-tree.h.
17708 * c-common.c: Move down include of diagnostic.h.
17709 (done_lexing, c_cpp_error): New.
17710 * c-common.h (done_lexing): Declare.
17711 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
17712 (parse_in).
17713 * c-opts.c: Include c-tree.h.
17714 (c_common_init_options): Set preprocessor error callback.
17715 (c_common_handle_option): Do not set preprocessor
17716 inhibit_warnings, warnings_are_errors, warn_system_headers,
17717 pedantic_errors or inhibit_warnings flags.
17718 (c_common_post_options): Do not check cpp_errors (parse_in).
17719 (c_common_finish): Do not output dependencies if there were
17720 errors. Do not check return value of cpp_finish.
17721 * c-ppoutput.c (pp_file_change): Set input_location.
17722 * c-tree.h (c_cpp_error): Declare.
17723 * diagnostic.c (diagnostic_set_info_translated): Also initialize
17724 override_column.
17725 (diagnostic_build_prefix): Check override_column.
17726 * diagnostic.h (diagnostic_info): Add override_column field.
17727 (diagnostic_override_column): Define.
17728
17729 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
17730
17731 * c-common.c (c_expand_expr, c_staticp): Remove.
17732 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
17733 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
17734 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
17735 * c-gimplify.c (gimplify_compound_literal_expr,
17736 optimize_compound_literals_in_ctor): Remove.
17737 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
17738 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
17739 * c-semantics.c (emit_local_var): Remove.
17740
17741 * langhooks-def.h (lhd_expand_expr): Remove.
17742 * langhooks.c (lhd_expand_expr): Remove.
17743 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
17744
17745 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
17746 handling from c-semantics.c; don't call into langhook.
17747 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
17748 * gimplify.c (gimplify_compound_literal_expr,
17749 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
17750 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
17751 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
17752 as was done in c-gimplify.c.
17753 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
17754 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
17755 Move from c-common.h.
17756 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
17757
17758 * tree.c (staticp): Do not call langhook.
17759 * langhooks.c (lhd_staticp): Delete.
17760 * langhooks-def.h (lhd_staticp): Delete prototype.
17761 (LANG_HOOKS_STATICP): Delete.
17762 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
17763
17764 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
17765 instead of DECL_STMTs.
17766
17767 2009-03-29 Joseph Myers <joseph@codesourcery.com>
17768
17769 PR c/456
17770 PR c/5675
17771 PR c/19976
17772 PR c/29116
17773 PR c/31871
17774 PR c/35198
17775 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
17776 void_type_node.
17777 (fold_call_expr): Return a NOP_EXPR from folding rather than the
17778 contained expression.
17779 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
17780 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
17781 conditional expressions for C.
17782 (decl_constant_value_for_optimization): Move from
17783 decl_constant_value_for_broken_optimization in c-typeck.c. Check
17784 whether optimizing and that the expression is a VAR_DECL not of
17785 array type instead of doing such checks in the caller. Do not
17786 check pedantic. Call gcc_unreachable for C++.
17787 * c-common.def (C_MAYBE_CONST_EXPR): New.
17788 * c-common.h (c_fully_fold, c_save_expr,
17789 decl_constant_value_for_optimization): New prototypes.
17790 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
17791 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
17792 EXPR_INT_CONST_OPERANDS): Define.
17793 * c-convert.c (convert): Strip nops from expression.
17794 * c-decl.c (groktypename): Take extra parameters expr and
17795 expr_const_operands. Update call to grokdeclarator.
17796 (start_decl): Update call to grokdeclarator. Add statement for
17797 expressions used in type of decl.
17798 (grokparm): Update call to grokdeclarator.
17799 (push_parm_decl): Update call to grokdeclarator.
17800 (build_compound_literal): Add parameter non_const and build a
17801 C_MAYBE_COSNT_EXPR if applicable.
17802 (grokdeclarator): Take extra parameters expr and
17803 expr_const_operands. Track expressions used in declaration
17804 specifiers and declarators. Fold array sizes and track whether
17805 they are constant expressions and whether they are integer
17806 constant expressions.
17807 (parser_xref_tag): Set expr and expr_const_operands fields in
17808 return value.
17809 (grokfield): Update call to grokdeclarator.
17810 (start_function): Update call to grokdeclarator.
17811 (build_null_declspecs): Set expr and expr_const_operands fields in
17812 return value.
17813 (declspecs_add_type): Handle expressions in typeof specifiers.
17814 * c-parser.c (c_parser_declspecs): Set expr and
17815 expr_const_operands fields for declaration specifiers.
17816 (c_parser_enum_specifier): Likewise.
17817 (c_parser_struct_or_union_specifier): Likewise.
17818 (c_parser_typeof_specifier): Likewise. Update call to
17819 groktypename. Fold expression as needed. Return expressions with
17820 type instead of adding statements.
17821 (c_parser_attributes): Update calls to c_parser_expr_list.
17822 (c_parser_statement_after_labels): Fold expression before passing
17823 to objc_build_throw_stmt.
17824 (c_parser_condition): Fold expression.
17825 (c_parser_asm_operands): Fold expression.
17826 (c_parser_conditional_expression): Use c_save_expr. Update call
17827 to build_conditional_expr.
17828 (c_parser_alignof_expression): Update call to groktypename.
17829 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
17830 original_code. Fold expression argument of va_arg. Create
17831 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
17832 argument to va_arg. Update calls to groktypename. Fold array
17833 index for offsetof. Verify that first argument to
17834 __builtin_choose_expr has integer type.
17835 (c_parser_postfix_expression_after_paren_type): Update calls to
17836 groktypename and build_compound_literal. Handle expressions with
17837 side effects in type name.
17838 (c_parser_postfix_expression_after_primary): Update call to
17839 c_parser_expr_list. Set original_code for calls to
17840 __builtin_constant_p.
17841 (c_parser_expr_list): Take extra parameter fold_p. Fold
17842 expressions if requested.
17843 (c_parser_objc_type_name): Update call to groktypename.
17844 (c_parser_objc_synchronized_statement): Fold expression.
17845 (c_parser_objc_receiver): Fold expression.
17846 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
17847 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
17848 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
17849 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
17850 (struct c_typespec): Add elements expr and expr_const_operands.
17851 (struct c_declspecs): Add elements expr and expr_const_operands.
17852 (groktypename, build_conditional_expr, build_compound_literal):
17853 Update prototypes.
17854 (in_late_binary_op): Declare.
17855 * c-typeck.c (note_integer_operands): New function.
17856 (in_late_binary_op): New variable.
17857 (decl_constant_value_for_broken_optimization): Move to c-common.c
17858 and rename to decl_constant_value_for_optimization.
17859 (default_function_array_conversion): Do not strip nops.
17860 (default_conversion): Do not call
17861 decl_constant_value_for_broken_optimization.
17862 (build_array_ref): Do not fold result.
17863 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
17864 result when operand is a VLA.
17865 (c_expr_sizeof_type): Update call to groktypename. Handle
17866 expressions included in type name. Use C_MAYBE_CONST_EXPR for
17867 result when operand names a VLA type.
17868 (build_function_call): Update call to build_compound_literal.
17869 Only fold result for calls to __builtin_* functions. Strip
17870 NOP_EXPR from INTEGER_CST returned from such functions. Fold
17871 the function designator.
17872 (convert_arguments): Fold arguments. Update call to
17873 convert_for_assignment.
17874 (build_unary_op): Handle increment and decrement of
17875 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
17876 decrement earlier. Fold operand of increment and decrement.
17877 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
17878 built for integer operand. Wrap returns that are INTEGER_CSTs
17879 without being integer constant expressions or that have integer
17880 constant operands without being INTEGER_CSTs.
17881 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
17882 (build_conditional_expr): Add operand ifexp_bcp. Track whether
17883 result is an integer constant expression or can be used in
17884 unevaluated parts of one and avoid folding and wrap as
17885 appropriate. Fold operands before possibly doing -Wsign-compare
17886 warnings.
17887 (build_compound_expr): Wrap result for C99 if operands can be used
17888 in integer constant expressions.
17889 (build_c_cast): Update call to digest_init. Do not ignore
17890 overflow from casting floating-point constants to integers. Wrap
17891 results that could be confused with integer constant expressions,
17892 null pointer constants or floating-point constants.
17893 (c_cast_expr): Update call to groktypename. Handle expressions
17894 included in type name.
17895 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
17896 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
17897 Update calls to convert_for_assignment.
17898 (convert_for_assignment): Take new parameter
17899 null_pointer_constant. Do not strip nops or call
17900 decl_constant_value_for_broken_optimization. Set
17901 in_late_binary_op for conversions to boolean.
17902 (store_init_value): Update call to digest_init.
17903 (digest_init): Take new parameter null_pointer_constant. Do not
17904 call decl_constant_value_for_broken_optimization. pedwarn for
17905 initializers not constant expressions. Update calls to
17906 convert_for_assignment.
17907 (constructor_nonconst): New.
17908 (struct constructor_stack): Add nonconst element.
17909 (really_start_incremental_init, push_init_level, pop_init_level):
17910 Handle constructor_nonconst and nonconst element.
17911 (set_init_index): Call constant_expression_warning for array
17912 designators.
17913 (output_init_element): Fold value. Set constructor_nonconst as
17914 applicable. pedwarn for initializers not constant expressions.
17915 Update call to digest_init. Call constant_expression_warning
17916 where constant initializers are required.
17917 (process_init_element): Use c_save_expr.
17918 (c_finish_goto_ptr): Fold expression.
17919 (c_finish_return): Fold return value. Update call to
17920 convert_for_assignment.
17921 (c_start_case): Fold switch expression.
17922 (c_process_expr_stmt): Fold expression.
17923 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
17924 ensure statement expression is not evaluated in constant expression.
17925 (build_binary_op): Track whether results are integer constant
17926 expressions or may occur in such, disable folding and wrap results
17927 as applicable. Fold operands for -Wsign-compare warnings unless
17928 in_late_binary_op.
17929 (c_objc_common_truthvalue_conversion): Handle results folded to
17930 integer constants that are not integer constant expressions.
17931 * doc/extend.texi: Document when typeof operands are evaluated,
17932 that condition of __builtin_choose_expr is an integer constant
17933 expression, and more about use of __builtin_constant_p in
17934 initializers.
17935
17936 2009-03-29 Richard Guenther <rguenther@suse.de>
17937
17938 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
17939 propagate addresses of array references.
17940
17941 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
17942
17943 * regmove.c (perhaps_ends_bb_p): Remove.
17944 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
17945 from INSN and check that the main loop stays within that basic block.
17946 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
17947 (regmove_forward_pass): Split out from regmove_optimize. Use
17948 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
17949 (regmove_backward_pass): Split out from regmove_optimize. Use
17950 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
17951 (regmove_optimize): Simplify.
17952
17953 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
17954
17955 PR target/39545
17956 * config/i386/i386.c (classify_argument): Ignore flexible array
17957 member in struct and warn ABI change.
17958
17959 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
17960
17961 * config/i386/i386-protos.h (ix86_agi_dependent): New.
17962
17963 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
17964 (ix86_adjust_cost): Updated.
17965
17966 2009-03-29 Jan Hubicka <jh@suse.cz>
17967
17968 PR middle-end/28850
17969 * tree-pass.h (pass_cleanup_eh): New function.
17970 (remove_unreachable_regions): Break code handling RTL
17971 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
17972 that can not be reached by runtime.
17973 (can_be_reached_by_runtime): New function.
17974 (label_to_region_map): New function.
17975 (num_eh_regions): New function.
17976 (rtl_remove_unreachable_regions): New function.
17977 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
17978 (remove_eh_region): New function.
17979 * except.h: Include sbitmap and vecprim.
17980 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
17981 num_eh_regions): Declare.
17982 * passes.c (init_optimization_passes): Schedule cleanup_eh.
17983 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
17984 * tree-eh.c (tree_remove_unreachable_handlers): New function.
17985 (tree_empty_eh_handler_p): New function.
17986 (cleanup_empty_eh): New function.
17987 (cleanup_eh): New function.
17988 (pass_cleanup_eh): New function.
17989
17990 2009-03-29 Jan Hubicka <jh@suse.cz>
17991
17992 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
17993 for removed regions.
17994
17995 2009-03-29 Jan Hubicka <jh@suse.cz>
17996
17997 * except.c (dump_eh_tree): Dump all datastructures.
17998
17999 2009-03-29 Jan Hubicka <jh@suse.cz>
18000
18001 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
18002 (duplicate_eh_regions_1): Likewise.
18003 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
18004 vector; call EH verification.
18005 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
18006 Be ready for region being removed.
18007
18008 2009-03-29 Jan Hubicka <jh@suse.cz>
18009
18010 * bitmap.c (bitmap_last_set_bit): New function.
18011 * bitmap.h (bitmap_last_set_bit): Declare.
18012
18013 2009-03-29 David Ayers <ayers@fsfe.org>
18014
18015 PR objc/27377
18016 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
18017 by calling objc_compare_types and surpress warnings about
18018 incompatible C pointers that are compatible ObjC pointers.
18019
18020 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
18021
18022 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
18023 call initialize_inline_failed.
18024 (initialize_inline_failed): Move it from here ...
18025 * cgraph.c (initialize_inline_failed): ... to here.
18026 (cgraph_create_edge): Call initialize_inline_failed rather than
18027 setting inline_failed directly.
18028
18029 2009-03-29 Ben Elliston <bje@au.ibm.com>
18030
18031 PR target/32542
18032 * sysv4.opt (msdata): Improve comment.
18033 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
18034 * sysv4.h (SVR4_ASM_SPEC): Likewise.
18035
18036 2009-03-29 Ben Elliston <bje@au.ibm.com>
18037
18038 PR target/30451
18039 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
18040 load and store attributes.
18041
18042 2009-03-29 Ben Elliston <bje@au.ibm.com>
18043
18044 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
18045 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
18046 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
18047 * doc/extend.texi (X86 Built-in Functions): Add index entries for
18048 __builtin_infq and __builtin_huge_valq.
18049
18050 2009-03-28 Anatoly Sokolov <aesok@post.ru>
18051
18052 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
18053 atmega8m1 devices.
18054 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
18055 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
18056
18057 2009-03-28 Xinliang David Li <davidxl@google.com>
18058
18059 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
18060 (do_dbg_cnt): New function.
18061
18062 2009-03-28 Jan Hubicka <jh@suse.cz>
18063
18064 Merge from pretty-ipa:
18065
18066 2009-03-27 Jan Hubicka <jh@suse.cz>
18067
18068 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
18069 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
18070 * passes.c (function_called_by_processed_nodes_p): New.
18071 * ipa-pure-const.c (check_call): Fix handling of operands.
18072 (analyze_function): Dump debug output for skipped bodies.
18073 (local_pure_const): Use function_called_by_processed_nodes_p.
18074 * dwarf2out.c (reference_to_unused): Use output.
18075 * passes.c (do_per_function_toporder): Likewise.
18076
18077 2008-11-12 Jan Hubicka <jh@suse.cz>
18078
18079 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
18080 * ipa-pure-const.c (funct_state_d): Add can throw field; make
18081 state_set_in_source enum
18082 (check_decl): Ignore memory tags; do not set fake looping flags;
18083 dump diagnostics.
18084 (check_operand, check_tree, check_rhs_var, check_lhs_var,
18085 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
18086 (check_call, analyze_function): Rewrite.
18087 (check_stmt): New.
18088 (add_new_function): Update call of analyze_function.
18089 (generate_summary): Add call of analyze_function.
18090 (propagate): Propagate can_throw; handle state_set_in_source correctly.
18091 (local_pure_const): New function.
18092 (pass_local_pure_const): New pass.
18093 * ipa-inline.c (inline_transform): Set after_inlining.
18094 * tree-eh.c (stmt_can_throw_external): New.
18095 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
18096 work with aliasing built.
18097 * tree-flow.h (stmt_can_throw_external): New.
18098 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
18099 and local pure/const pass in early and late optimization queue.
18100
18101 2009-03-28 Martin Jambor <mjambor@suse.cz>
18102
18103 * fold-const.c (get_pointer_modulus_and_residue): New parameter
18104 allow_func_align.
18105 (fold_binary): Allow function decl aligment consideration is the
18106 second argument is integer constant one.
18107 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
18108 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
18109 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
18110
18111 2009-03-28 Jan Hubicka <jh@suse.cz>
18112
18113 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
18114 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
18115 * function.h (rtl_data): Add nothrow flag.
18116 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
18117 set DECL_NOTHROW for AVAILABLE functions.
18118
18119 2009-03-28 Jakub Jelinek <jakub@redhat.com>
18120
18121 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
18122 following vector keyword has expansion starting with pixel or bool
18123 keyword, expand vector to __vector and pixel or bool to __pixel or
18124 __bool.
18125
18126 PR c++/39554
18127 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
18128 warn_if_disallowed_function_p): Removed.
18129 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
18130 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
18131 warning_if_disallowed_function_p.
18132 * flags.h (warn_if_disallowed_function_p,
18133 warn_disallowed_functions): Removed.
18134 * common.opt (Wdisallowed-function-list=): Removed.
18135 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
18136
18137 2009-03-28 Richard Guenther <rguenther@suse.de>
18138
18139 PR tree-optimization/38723
18140 * tree-ssa-pre.c (compute_avail): Add all default definitions to
18141 the entry block.
18142
18143 2009-03-28 Jan Hubicka <jh@suse.cz>
18144
18145 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
18146 test introduced by my previous patch.
18147
18148 2009-03-28 Richard Guenther <rguenther@suse.de>
18149
18150 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
18151 the PHIs value undefined.
18152
18153 2009-03-28 Jan Hubicka <jh@suse.cz>
18154
18155 * tree-pass.h (pass_fixup_cfg): New pass.
18156 * ipa-inline.c (inline_transform): Set
18157 always_inline_functions_inlined/after_inlining.
18158 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
18159 (pass_fixup_cfg): New pass.
18160 * passes.c (init_optimization_passes): Add fixup_cfg.
18161
18162 2009-03-28 Richard Guenther <rguenther@suse.de>
18163
18164 PR tree-optimization/38458
18165 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
18166 argument use the arguments copy-of value.
18167
18168 2009-03-28 Richard Guenther <rguenther@suse.de>
18169
18170 PR tree-optimization/38180
18171 * tree-ssa-ccp.c (get_default_value): Simplify.
18172 (likely_value): Likewise.
18173 (surely_varying_stmt_p): Properly handle VOP case.
18174 (ccp_initialize): Likewise.
18175 (ccp_fold): Handle propagating through *&.
18176 (fold_const_aggregate_ref): Also handle decls.
18177
18178 2009-03-28 Jan Hubicka <jh@suse.cz>
18179
18180 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
18181 * cgraph.h (cgraph_node): Likewise.
18182 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
18183 (cgraph_reset_node): Use process flag.
18184 (cgraph_mark_functions_to_output): Likewise.
18185 (cgraph_expand_function): Likewise.
18186 (cgraph_expand_all_functions): Likewise.
18187 (cgraph_output_in_order): Likewise.
18188 * dwarf2out.c (reference_to_unused): Likewise.
18189 * passes.c do_per_function_toporder): Likewise.
18190
18191 2009-03-28 Jan Hubicka <jh@suse.cz>
18192
18193 Bring from lto-branch:
18194
18195 2008-09-03 Doug Kwan <dougkwan@google.com>
18196
18197 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
18198 enums instead of reason strings.
18199 * cgraph.c (cgraph_create_edge): Same.
18200 (cgraph_inline_failed_string): New function.
18201 * cgraph.h (cgraph_inline_failed_t): New enum type.
18202 (cgraph_inline_failed_string): New prototype.
18203 (struct cgraph_edge): Change type of INLINED_FAILED from constant
18204 char pointer to cgraph_inline_failed_t.
18205 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
18206 (cgraph_default_inline_p): Ditto.
18207 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
18208 to cgraph_inline_failed_t pointer.
18209 * cif-code.def: New file.
18210 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
18211 reason string.
18212 (cgraph_check_inline_limits): Change type of REASON to pointer to
18213 cgraph_inline_failed_t. Replace reason strings with enums.
18214 (cgraph_default_inline_p): Ditto.
18215 (cgraph_recursive_inlining_p): Ditto.
18216 (update_caller_keys): Change type of FAILED_REASON to
18217 cgraph_inline_failed_t.
18218 (cgraph_set_inline_failed): Change type of REASON to pointer to
18219 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
18220 convert enums to strings for text output.
18221 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
18222 to be of type cgraph_inline_failed_t. Replace reason strings with
18223 enums. Call cgraph_inline_failed_string to covert enums
18224 to strings for text output.
18225 (cgraph_decide_inlining): Replace reason strings with enums.
18226 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
18227 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
18228 for text output.
18229 * tree-inline.c (expand_call_inline): Change type of REASON
18230 to cgraph_inline_failed_t. Replace reason strings with enums.
18231 Call cgraph_inline_failed_string for text output.
18232 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
18233 (cgraph.o): Ditto.
18234
18235 2009-03-28 Jan Hubicka <jh@suse.cz>
18236
18237 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
18238 cgraph_clone_node): Remove master clone handling.
18239 (cgraph_is_master_clone, cgraph_master_clone): Remove.
18240 * cgraph.h (master_clone): Remove.
18241 (cgraph_is_master_clone, cgraph_master_clone): Remove.
18242 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
18243 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
18244
18245 2009-03-28 Jan Hubicka <jh@suse.cz>
18246
18247 * cgraph.c (cgraph_function_body_availability): Functions declared
18248 inline are always safe to assume that it is not going to be replaced.
18249
18250 2009-03-28 Richard Guenther <rguenther@suse.de>
18251
18252 PR tree-optimization/38513
18253 * tree-ssa-pre.c (eliminate): Remove redundant stores.
18254 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
18255 EXC_PTR_EXPR and FILTER_EXPR.
18256 (get_ref_from_reference_ops): Likewise.
18257
18258 2009-03-28 Richard Guenther <rguenther@suse.de>
18259
18260 PR tree-optimization/38968
18261 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
18262 Use FLOOR_MOD_EXPR to compute misalignment.
18263
18264 2009-03-28 Richard Guenther <rguenther@suse.de>
18265
18266 PR tree-optimization/37795
18267 * tree.h (combine_comparisons): Declare.
18268 * fold-const.c (combine_comparisons): Export.
18269 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
18270 comparisons.
18271 (ifcombine_iforif): Use combine_comparisons.
18272
18273 2009-03-28 Jan Hubicka <jh@suse.cz>
18274
18275 * tree-eh.c (inlinable_call_p): New function.
18276 (make_eh_edges): Use it.
18277 (verify_eh_edges): Use it.
18278 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
18279 * except.c (reachable_next_level): Add inlinable_function argument
18280 (sjlj_find_directly_reachable_regions): Update.
18281 (add_reachable_handler): Do not set saw_any_handlers.
18282 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
18283 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
18284 Add new inlinable call parameter.
18285 (can_throw_internal, can_throw_external): Update.
18286 * except.h (can_throw_internal_1, can_throw_external_1,
18287 foreach_reachable_handler): Update declaration.
18288
18289 2009-03-28 Joseph Myers <joseph@codesourcery.com>
18290
18291 * config/arm/t-arm-coff, config/h8300/coff.h,
18292 config/i386/i386-aout.h, config/i386/i386-coff.h,
18293 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
18294 config/pdp11/2bsd.h, config/rs6000/aix41.h,
18295 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
18296 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
18297 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
18298 sys-types.h: Remove.
18299 * Makefile.in: Remove protoize and fixproto support and references
18300 in comments.
18301 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
18302 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
18303 Remove.
18304 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
18305 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
18306 unprotoize$(exeext).
18307 (rest.encap): Don't depend on $(STMP_FIXPROTO)
18308 (.PHONY): Don't depend on proto.
18309 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
18310 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
18311 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
18312 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
18313 build/gen-protos.o, build/scan.o, xsys-protos.h,
18314 build/fix-header$(build_exeext), build/fix-header.o,
18315 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
18316 stmp-install-fixproto): Remove.
18317 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
18318 SYSCALLS.c or fixproto files.
18319 (install-common): Don't install protoize.
18320 (install-headers-tar, install-headers-cpio, install-headers-cp):
18321 Don't depend on $(STMP_FIXPROTO).
18322 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
18323 install fixproto files or write out fixproto settings.
18324 (uninstall): Don't uninstall protoize.
18325 * config.gcc (use_fixproto): Remove.
18326 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
18327 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
18328 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
18329 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
18330 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
18331 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
18332 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
18333 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
18334 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
18335 * config/t-vxworks (STMP_FIXPROTO): Remove.
18336 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
18337 STMP_FIXPROTO): Remove.
18338 * config.in, configure: Regenerate.
18339 * crtstuff.c (gid_t, uid_t): Don't undefine.
18340 * doc/install.texi: Change m68k-coff to m68k-elf in example.
18341 (arm-*-coff, arm-*-aout: Remove target entries.
18342 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
18343 Remove mention of AIX 4.1.
18344 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
18345 * doc/invoke.texi (Running Protoize): Remove.
18346 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
18347 (Protoize Caveats): Remove.
18348 * tsystem.h: Update comments on headers assumed to exist.
18349
18350 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
18351
18352 * genautomata.c: Add a new year to the copyright. Add a new
18353 reference.
18354 (struct insn_reserv_decl): Add comments for member bypass_list.
18355 (find_bypass): Remove.
18356 (insert_bypass): New.
18357 (process_decls): Use insert_bypass.
18358 (output_internal_insn_latency_func): Output all bypasses with the
18359 same input insn in one switch case.
18360
18361 * rtl.def (define_bypass): Describe bypass choice.
18362 * doc/md.texi (define_bypass): Ditto.
18363
18364 2009-03-27 Richard Guenther <rguenther@suse.de>
18365
18366 * gimplify.c (mark_addressable): Export.
18367 * tree-flow.h (mark_addressable): Declare.
18368 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
18369 * tree-ssa.c (verify_phi_args): Verify that address taken
18370 variables have TREE_ADDRESSABLE set.
18371
18372 2009-03-27 Richard Guenther <rguenther@suse.de>
18373
18374 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
18375 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
18376 Do not mark decls TREE_ADDRESSABLE.
18377 (build_fold_addr_expr): Adjust.
18378 (fold_addr_expr): Remove.
18379 (fold_unary): Use build_fold_addr_expr.
18380 (fold_comparison): Likewise.
18381 (split_address_to_core_and_offset): Likewise.
18382 * coverage.c (tree_coverage_counter_addr): Mark the array decl
18383 TREE_ADDRESSABLE.
18384 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
18385 (gimplify_modify_expr_to_memcpy): Mark source and destination
18386 addressable.
18387 * omp-low.c (create_omp_child_function): Mark the object decl
18388 TREE_ADDRESSABLE.
18389 (lower_rec_input_clauses): Mark the var we take the address of
18390 TREE_ADDRESSABLE.
18391 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
18392
18393 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18394
18395 PR middle-end/39315
18396 * cfgexpand.c (expand_one_stack_var_at): Change alignment
18397 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
18398
18399 2009-03-27 Richard Guenther <rguenther@suse.de>
18400
18401 PR tree-optimization/39120
18402 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
18403 constraints.
18404 (handle_lhs_call): Process return constraints. Add escape
18405 constraints if necessary.
18406 (handle_const_call): Fill out return constraints. Make nested
18407 case more precise. Avoid consttmp if possible.
18408 (handle_pure_call): Fill out return constraints. Avoid
18409 callused if possible.
18410 (find_func_aliases): Simplify call handling.
18411
18412 2009-03-27 Richard Guenther <rguenther@suse.de>
18413
18414 PR tree-optimization/39120
18415 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
18416 as a representative.
18417 (solve_graph): Do propagate CALLUSED.
18418 (handle_pure_call): Use a scalar constraint from CALLUSED for
18419 the return value.
18420 (find_what_p_points_to): CALLUSED shall not appear in poins-to
18421 solutions.
18422
18423 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18424
18425 PR c/39323
18426 * c-common.c (handle_aligned_attribute): Properly check alignment
18427 overflow. Use (1U << i) instead of (1 << i).
18428
18429 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
18430
18431 * expr.h (get_mem_align_offset): Updated.
18432
18433 * tree.h (tree_decl_common): Change align to "unsigned int" and
18434 move it before pointer_alias_set.
18435
18436 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18437 Jakub Jelinek <jakub@redhat.com>
18438
18439 PR target/38034
18440 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
18441 gr_register_operand with gr_reg_or_0_operand.
18442 (cmpxchg_rel_di): Likewise.
18443 (sync_lock_test_and_set<mode>): Likewise.
18444
18445 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18446
18447 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
18448 (true_regnum): Likewise.
18449
18450 * rtlanal.c (subreg_info): Moved to ...
18451 * rtl.h (subreg_info): Here. New.
18452 (subreg_get_info): New.
18453
18454 * rtlanal.c (subreg_get_info): Make it extern.
18455
18456 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18457
18458 PR target/39472
18459 * config/i386/i386.c (ix86_abi): New.
18460 (override_options): Handle -mabi=.
18461 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
18462 (ix86_call_abi_override): Likewise.
18463 (init_cumulative_args): Likewise.
18464 (function_arg_advance): Likewise.
18465 (function_arg_64): Likewise.
18466 (function_arg): Likewise.
18467 (ix86_pass_by_reference): Likewise.
18468 (ix86_function_value_regno_p): Likewise.
18469 (ix86_build_builtin_va_list_abi): Likewise.
18470 (setup_incoming_varargs_64): Likewise.
18471 (is_va_list_char_pointer): Likewise.
18472 (ix86_init_machine_status): Likewise.
18473 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
18474 (ix86_function_type_abi): Return enum calling_abi. Rewrite
18475 for 64bit. Replace DEFAULT_ABI with ix86_abi.
18476 (ix86_function_abi): Make it static and return enum calling_abi.
18477 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
18478 with ix86_abi.
18479 (ix86_fn_abi_va_list): Updated.
18480
18481 * config/i386/i386.h (ix86_abi): New.
18482 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
18483 (CONDITIONAL_REGISTER_USAGE): Likewise.
18484 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
18485 (machine_function): Likewise.
18486
18487 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
18488 with ix86_abi.
18489 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
18490 (STACK_BOUNDARY): Likewise.
18491 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
18492
18493 * config/i386/i386.opt (mabi=): New.
18494
18495 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
18496 return enum calling_abi.
18497 (ix86_function_type_abi): Likewise.
18498 (ix86_function_abi): Removed.
18499
18500 * doc/invoke.texi: Document -mabi= option for x86.
18501
18502 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18503
18504 * builtins.c (real_dconstp): Delete.
18505 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
18506
18507 2009-03-27 Dodji Seketeli <dodji@redhat.com>
18508 Jakub Jelinek <jakub@redhat.com>
18509
18510 PR debug/37959
18511 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
18512 (gen_subprogram_die): When a function is explicit, generate the
18513 DW_AT_explicit attribute.
18514 * langhooks.h (struct lang_hooks_for_decls): Add
18515 function_decl_explicit_p langhook.
18516 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
18517 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
18518
18519 2009-03-27 Jakub Jelinek <jakub@redhat.com>
18520
18521 * builtins.c (fold_builtin_memory_op): Optimize memmove
18522 into memcpy if we can prove source and destination don't overlap.
18523
18524 * tree-inline.c: Include gt-tree-inline.h.
18525 (clone_fn_id_num): New variable.
18526 (clone_function_name): New function.
18527 (tree_function_versioning): Use it.
18528 * Makefile.in (GTFILES): Add tree-inline.c.
18529
18530 2009-03-27 Mark Mitchell <mark@codesourcery.com>
18531
18532 * BASE-VER: Change to 4.5.0.
18533
18534 2009-03-27 Xinliang David Li <davidxl@google.com>
18535
18536 PR tree-optimization/39557
18537 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
18538
18539 2009-03-27 Xinliang David Li <davidxl@google.com>
18540
18541 PR tree-optimization/39548
18542 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
18543 candidate check.
18544
18545 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18546
18547 * c-common.c (pointer_int_sum): Use %wd on return from
18548 tree_low_cst.
18549
18550 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18551
18552 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
18553 on return from tree_low_cst.
18554
18555 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
18556
18557 PR c++/36799
18558 * ginclude/stdarg.h (va_copy): Define also for
18559 __GXX_EXPERIMENTAL_CXX0X__.
18560
18561 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18562
18563 PR c++/35652
18564 * builtins.h (c_strlen): Do not warn here.
18565 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
18566 * c-common.c (pointer_int_sum): Take an explicit location.
18567 Warn about offsets out of bounds.
18568 * c-common.h (pointer_int_sum): Adjust declaration.
18569
18570 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18571
18572 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
18573 markup glitch.
18574
18575 2009-03-26 Jakub Jelinek <jakub@redhat.com>
18576
18577 PR c++/39554
18578 * opts.c (warn_if_disallowed_function_p): Don't assume
18579 get_callee_fndecl must return non-NULL.
18580
18581 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
18582
18583 PR rtl-optimization/39522
18584 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
18585 when reg_reloaded_valid is set.
18586
18587 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18588
18589 * config/spu/divv2df3.c: New file.
18590 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
18591 (DPBIT_FUNCS): Filter out _div_df.
18592
18593 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
18594
18595 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
18596 a jump insn, count that jump in the distance to the loop start.
18597
18598 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
18599
18600 PR target/39523
18601 * config/sh/sh.c (calc_live_regs): Fix condition for global
18602 registers except PIC_OFFSET_TABLE_REGNUM.
18603
18604 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
18605
18606 PR/39518
18607 * doc/invoke.texi (-mconsole): New.
18608 (-mcygwin): New.
18609 (-mno-cygwin): New.
18610 (-mdll): New.
18611 (-mnop-fun-dllimport): New.
18612 (-mthread): New.
18613 (-mwin32): New.
18614 (-mwindows): New.
18615 (sub section "i386 and x86-64 Windows Options"): New.
18616
18617 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
18618
18619 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
18620 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
18621
18622 2009-03-25 Richard Guenther <rguenther@suse.de>
18623
18624 PR middle-end/39497
18625 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
18626 of -Wno-error.
18627
18628 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
18629
18630 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
18631 neither of haifa/selective schedulers are working.
18632
18633 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18634
18635 * doc/invoke.texi (Debugging Options): Fix description of
18636 -fno-merge-debug-strings.
18637
18638 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
18639
18640 * config/cris/libgcc.ver: New version-script.
18641 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
18642
18643 * configure.ac <GAS features, nop mnemonic>: Add pattern
18644 crisv32-*-* for "nop".
18645 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
18646 * configure: Regenerate.
18647
18648 2009-03-24 Ira Rosen <irar@il.ibm.com>
18649
18650 PR tree-optimization/39529
18651 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
18652 mark_sym_for_renaming for the tag copied to the new vector
18653 pointer.
18654
18655 2009-03-24 Arthur Loiret <aloiret@debian.org>
18656
18657 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
18658 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
18659 EXTRA_SPEC_FUNCTIONS.
18660 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
18661 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
18662 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
18663 -march and -mtune options.
18664
18665 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
18666
18667 * config/m68k/t-rtems: Add m5329 multilib.
18668
18669 2009-03-24 Dodji Seketeli <dodji@redhat.com>
18670 Jakub Jelinek <jakub@redhat.com>
18671
18672 PR debug/39524
18673 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
18674 nodes.
18675
18676 2009-03-23 Jakub Jelinek <jakub@redhat.com>
18677
18678 PR c/39495
18679 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
18680 instead of c_parser_expression_conv, if original_code isn't one of the
18681 4 allowed comparison codes, fail.
18682
18683 2009-03-23 Richard Guenther <rguenther@suse.de>
18684
18685 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
18686 * tree.h (struct tree_type): Likewise.
18687 * reload.h (struct insn_chain): Likewise.
18688 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
18689 * function.h (struct function): Likewise.
18690 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
18691
18692 2009-03-23 Jakub Jelinek <jakub@redhat.com>
18693
18694 PR tree-optimization/39516
18695 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
18696
18697 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
18698
18699 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
18700 should be set true if BITS_PER_WORD of target is bigger than 32
18701
18702 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
18703
18704 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
18705 Translate -B-options to -rpath-link. Correct existing
18706 rpath-link and conditionalize on !nostdlib.
18707
18708 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18709
18710 * doc/extend.texi (Function Attributes, Variable Attributes):
18711 Fix typos.
18712 * doc/invoke.texi (Debugging Options, Optimize Options)
18713 (i386 and x86-64 Options, MCore Options): Likewise.
18714
18715 2009-03-20 Jakub Jelinek <jakub@redhat.com>
18716
18717 PR debug/37890
18718 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
18719 it for block local namespace aliases.
18720 (gen_decl_die): Pass context_die to gen_namespace_die.
18721
18722 2009-03-19 Jakub Jelinek <jakub@redhat.com>
18723
18724 PR c/39495
18725 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
18726 minimum or maximum value.
18727
18728 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
18729
18730 * reginfo.c (globalize_reg): Recompute derived reg sets.
18731
18732 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
18733
18734 PR target/39063
18735 * libgcc2.c (mprotect): Do not use signed arguments for
18736 VirtualProtect, use DWORD arguments. Also fix the 'may
18737 be used uninitialized' warning for the np variable.
18738
18739 2009-03-19 Jakub Jelinek <jakub@redhat.com>
18740
18741 PR target/39496
18742 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
18743 functions using regparm calling conventions when not optimizing.
18744 (ix86_function_sseregparm): Similarly for sseregparm calling
18745 conventions.
18746
18747 2009-03-19 Li Feng <nemokingdom@gmail.com>
18748
18749 PR middle-end/39500
18750 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
18751 dependence if the first conflict is after niter iterations.
18752
18753 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
18754
18755 PR middle-end/38609
18756 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
18757 functions with dynamic stack-pointer adjustments.
18758
18759 2009-03-19 Ben Elliston <bje@au.ibm.com>
18760
18761 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
18762 option; change to -msdata=data.
18763
18764 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18765
18766 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
18767 and -fopenmp.
18768
18769 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
18770
18771 PR target/35180
18772 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
18773
18774 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
18775
18776 * doc/invoke.texi (Code Gen Options): Expand discussion of
18777 -fno-common.
18778
18779 2009-03-18 Jakub Jelinek <jakub@redhat.com>
18780
18781 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
18782 * matrix-reorg.c (struct matrix_info): Likewise.
18783 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
18784 * rtl.h (struct mem_attrs): Likewise.
18785 * df.h (struct df): Likewise.
18786 * tree-data-ref.h (struct data_dependence_relation): Likewise.
18787 * ira-int.h (struct ira_allocno): Likewise.
18788 * df-scan.c (struct df_collection_rec): Likewise.
18789 * ira.c (struct equivalence): Likewise.
18790 * function.c (struct temp_slot): Likewise.
18791 * cfgloop.h (struct loop): Likewise.
18792
18793 PR debug/39485
18794 * function.c (use_register_for_decl): When not optimizing, disregard
18795 register keyword for variables with types containing methods.
18796
18797 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
18798
18799 PR middle-end/39447
18800 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
18801 (is_simple_operand): Call contains_component_ref_p before calling data
18802 reference analysis that would fail on COMPONENT_REFs.
18803
18804 * tree-vrp.c (search_for_addr_array): Fix formatting.
18805
18806 2009-03-18 Richard Guenther <rguenther@suse.de>
18807
18808 * tree-vect-transform.c (vect_loop_versioning): Fold the
18809 generated comparisons.
18810 * tree-vectorizer.c (set_prologue_iterations): Likewise.
18811 (slpeel_tree_peel_loop_to_edge): Likewise.
18812
18813 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18814
18815 PR middle-end/37805
18816 * opts.c (print_specific_help): In addition to `undocumented',
18817 accept `separate' and `joined' flags if passed alone. Describe
18818 output by the first matched one of those.
18819 (common_handle_option): Skip over empty strings.
18820 * gcc.c (display_help): Fix help string for `--help='.
18821 * doc/invoke.texi (Option Summary, Overall Options): With
18822 `--help=', classes and qualifiers can both be repeated, but
18823 only the latter can be negated. One should not pass only
18824 negated qualifiers. Fix markup and examples.
18825
18826 Revert
18827 2008-10-14 Jakub Jelinek <jakub@redhat.com>
18828 PR middle-end/37805
18829 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
18830 and -fhelp=separate.
18831
18832 2009-03-17 Jing Yu <jingyu@google.com>
18833
18834 PR middle-end/39378
18835 * function.h (struct rtl_data): Move is_thunk from here...
18836 (struct function): ...to here.
18837 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
18838 * varasm.c (assemble_start_function): Change is_thunk from crtl to
18839 cfun.
18840 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
18841 cfun.
18842 (alpha_does_function_need_gp, alpha_start_function): Likewise.
18843 (alpha_output_function_end_prologue): Likewise.
18844 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
18845 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
18846 (rs6000_output_function_epilogue): Likewise.
18847 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
18848
18849 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
18850
18851 PR target/39482
18852 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
18853 from different units in a single alternative.
18854 (*truncdfsf_i387): Ditto.
18855 (*truncxfsf2_mixed): Ditto.
18856 (*truncxfdf2_mixed): Ditto.
18857
18858 2009-03-17 Jakub Jelinek <jakub@redhat.com>
18859
18860 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
18861 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
18862
18863 PR debug/39474
18864 * tree-ssa-live.c (remove_unused_locals): Don't remove local
18865 unused non-artificial variables when not optimizing.
18866
18867 PR debug/39471
18868 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
18869 DW_TAG_imported_module even if decl is IMPORTED_DECL with
18870 NAMESPACE_DECL in its DECL_INITIAL.
18871
18872 PR middle-end/39443
18873 * optabs.c (set_user_assembler_libfunc): New function.
18874 * expr.h (set_user_assembler_libfunc): New prototype.
18875 * c-common.c: Include libfuncs.h.
18876 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
18877 for memcmp, memset, memcpy, memmove and abort.
18878 * Makefile.in (c-common.o): Depend on libfuncs.h.
18879
18880 PR debug/39412
18881 * dwarf2out.c (gen_inlined_enumeration_type_die,
18882 gen_inlined_structure_type_die, gen_inlined_union_type_die,
18883 gen_tagged_type_instantiation_die): Removed.
18884 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
18885 do nothing.
18886
18887 2009-03-17 Janis Johnson <janis187@us.ibm.com>
18888
18889 PR testsuite/38526
18890 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
18891 its use.
18892 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
18893 (check-parallel-%): Ditto.
18894 (check-consistency): Ditto.
18895
18896 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
18897
18898 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
18899 local variable rhs by NULL_TREE.
18900
18901 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18902
18903 PR target/39477
18904 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
18905
18906 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18907
18908 PR target/39476
18909 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
18910
18911 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18912
18913 PR target/39473
18914 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
18915 for ms->sysv ABI calls only in 64bit mode.
18916
18917 * config/i386/i386.md (untyped_call): Support 32bit.
18918
18919 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
18920
18921 * doc/extend.texi: Replace x86_65 with x86_64.
18922
18923 2009-03-16 Jakub Jelinek <jakub@redhat.com>
18924
18925 PR tree-optimization/39455
18926 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
18927 mismatches for POINTER_TYPE_P (type).
18928 (number_of_iterations_le): Likewise.
18929
18930 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
18931
18932 * config/picochip/picochip.c: Removed profiling support.
18933 * config/picochip/picochip.md: Removed profiling instruction.
18934 * config/picochip/picochip.h: Removed profiling builtin.
18935
18936 2009-03-16 Joseph Myers <joseph@codesourcery.com>
18937
18938 * doc/install.texi (--with-host-libstdcxx): Document.
18939
18940 2009-03-14 Anatoly Sokolov <aesok@post.ru>
18941
18942 PR target/34299
18943 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
18944 generate a warning if the function name does not begin with
18945 "__vector" and the function has either the 'signal' or 'interrupt'
18946 attribute, from here to ...
18947 (avr_declare_function_name): ...here. New function.
18948 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
18949 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
18950
18951 2009-03-14 Jakub Jelinek <jakub@redhat.com>
18952
18953 PR bootstrap/39454
18954 * cse.c (fold_rtx): Don't modify original const_arg1 when
18955 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
18956 separate variable instead.
18957 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
18958 from out of range shift counts.
18959 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
18960
18961 2009-03-13 Catherine Moore <clm@codesourcery.com>
18962
18963 * config/i386/x-mingw32 (host-mingw32.o): Replace
18964 diagnostic.h with $(DIAGNOSTIC_H).
18965
18966 2009-03-12 Jakub Jelinek <jakub@redhat.com>
18967
18968 PR target/39431
18969 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
18970 predicate.
18971 * config/i386/sync.md (sync_compare_and_swap<mode>,
18972 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
18973 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
18974 into a register.
18975 (sync_double_compare_and_swapdi_pic,
18976 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
18977 cmpxchg8b_pic_memory_operand instead of just memory_operand.
18978
18979 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18980
18981 PR target/39445
18982 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
18983
18984 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18985
18986 PR target/39327
18987 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
18988 (avx_addsubv4df3): Likewise.
18989 (*avx_addsubv4sf3): Likewise.
18990 (sse3_addsubv4sf3): Likewise.
18991
18992 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18993
18994 PR target/38824
18995 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
18996
18997 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
18998
18999 PR debug/39432
19000 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
19001 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
19002 registers for allocnos created from user-defined variables.
19003
19004 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19005
19006 PR target/39181
19007 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
19008 of non-integer mode as well.
19009
19010 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
19011
19012 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
19013 for functions for which the parameter types are unknown.
19014
19015 2009-03-11 Jakub Jelinek <jakub@redhat.com>
19016
19017 PR target/39137
19018 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
19019 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
19020 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
19021 * config/i386/i386.c (ix86_local_alignment): For
19022 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
19023 long long variables on the stack to avoid dynamic realignment.
19024 Allow the first argument to be a decl rather than type.
19025 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
19026
19027 2009-03-11 Nick Clifton <nickc@redhat.com>
19028
19029 PR target/5362
19030 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
19031 options.
19032 Add description to mno-lsim option.
19033 * config/mcore/mcore.h: Remove comment about deprecated m4align
19034 option.
19035 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
19036 * doc/invoke.texi: Add description of mno-lsim and
19037 mstack-increment options.
19038
19039 * config/fr30/fr30.opt: Document the -mno-lsim option.
19040 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
19041 and -mno-lsim options.
19042
19043 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19044
19045 * fold-const.c (fold_comparison): Only call fold_inf_compare
19046 if the mode supports infinities.
19047
19048 2009-03-11 Jason Merrill <jason@redhat.com>
19049
19050 PR debug/39086
19051 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
19052 end already did. Notice GIMPLE_CALL modifications of the result.
19053 Don't copy debug information from an ignored decl or a decl from
19054 another function.
19055
19056 2009-03-10 Richard Guenther <rguenther@suse.de>
19057 Nathan Froyd <froydnj@codesourcery.com>
19058
19059 PR middle-end/37850
19060 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
19061 (__divMODE3): Likewise.
19062
19063 2009-03-09 Jakub Jelinek <jakub@redhat.com>
19064
19065 PR tree-optimization/39394
19066 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
19067 DECL_SIZE_UNIT of variable length FIELD_DECLs.
19068
19069 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
19070
19071 * recog.c (verfiy_changes): Disallow renaming of hard regs in
19072 inline asms for register asm ("") declarations.
19073
19074 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
19075
19076 * fold-const.c (fold_unary): Fix comment.
19077
19078 2009-03-07 Jan Hubicka <jh@suse.cz>
19079
19080 PR target/39361
19081 * tree-inline.c (setup_one_parameter): Do replacement of const
19082 argument by constant in SSA form.
19083
19084 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19085
19086 PR middle-end/38028
19087 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
19088 determine alignment passed to assign_stack_local.
19089 (assign_parms_unsplit_complex): Likewise.
19090 * except.c (sjlj_build_landing_pads): Likewise.
19091
19092 2009-03-06 Jakub Jelinek <jakub@redhat.com>
19093
19094 PR middle-end/39360
19095 * tree-flow.h (add_referenced_var): Return bool instead of void.
19096 * tree-dfa.c (add_referenced_var): Return result of
19097 referenced_var_check_and_insert call.
19098 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
19099 of referenced_var_check_and_insert.
19100
19101 PR debug/39372
19102 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
19103 (gen_variable_die): Emit DW_AT_location on abstract static variable's
19104 DIE, don't emit it if abstract origin already has it.
19105 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
19106 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
19107
19108 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
19109
19110 * genpreds.c (needs_variable): Fix parentheses at variable name
19111 detection.
19112 (write_tm_constrs_h): Indent generated code.
19113
19114 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19115
19116 * doc/extend.texi (Function Attributes): Add documentation
19117 for isr attributes.
19118
19119 2009-03-06 Jakub Jelinek <jakub@redhat.com>
19120
19121 PR debug/39387
19122 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
19123 take locus from its DECL_SOURCE_LOCATION instead of input_location.
19124
19125 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
19126
19127 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
19128 the loop as bad.
19129
19130 2009-03-05 Jakub Jelinek <jakub@redhat.com>
19131
19132 PR debug/39379
19133 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
19134 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
19135
19136 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
19137
19138 * config/i386/i386.md (R8_REG, R9_REG): New constants.
19139 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
19140 constants instead of magic numbers.
19141 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
19142 (QI_REG_P): Ditto.
19143 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
19144 (x86_64_ms_abi_int_parameter_registers): Ditto.
19145 (x86_64_int_return_registers): Ditto.
19146 (ix86_maybe_switch_abi): Ditto.
19147 (ix86_expand_call): Ditto for clobbered_registers array.
19148 (ix86_hard_regno_mode_ok): Ditto.
19149 (x86_extended_QIreg_mentioned_p): Ditto.
19150
19151 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
19152
19153 PR tree-optimization/39349
19154 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
19155
19156 * combine.c (gen_lowpart_for_combine): Use omode when generating
19157 clobber.
19158
19159 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
19160
19161 PR rtl-optimization/39235
19162 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
19163
19164 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
19165
19166 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
19167
19168 2009-03-04 Richard Guenther <rguenther@suse.de>
19169
19170 PR tree-optimization/39362
19171 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
19172 that occur in abnormal PHIs should be varying.
19173
19174 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
19175
19176 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
19177 Extend comments.
19178 (simple_iv): Take loop as an argument instead of statement.
19179 * tree-scalar-evolution.h (simple_iv): Declaration changed.
19180 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
19181 to simple_iv.
19182 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
19183 Ditto.
19184 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
19185 * matrix-reorg.c (analyze_transpose): Ditto.
19186 * tree-data-ref.c (dr_analyze_innermost): Ditto.
19187 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
19188 * tree-predcom.c (ref_at_iteration): Ditto.
19189 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
19190
19191 2009-03-04 Richard Guenther <rguenther@suse.de>
19192
19193 PR tree-optimization/39358
19194 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
19195 escaped_id and callused_id.
19196 (solve_graph): Likewise.
19197
19198 2009-03-04 Richard Guenther <rguenther@suse.de>
19199
19200 PR tree-optimization/39339
19201 * tree-sra.c (try_instantiate_multiple_fields): Make it
19202 no longer ICE on the above.
19203
19204 2009-03-03 Joseph Myers <joseph@codesourcery.com>
19205
19206 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
19207 that fits within Pmode.
19208
19209 2009-03-03 Steve Ellcey <sje@cup.hp.com>
19210
19211 PR middle-end/10109
19212 * tm.texi (LIBCALL_VALUE): Update description.
19213
19214 2009-03-03 Steve Ellcey <sje@cup.hp.com>
19215
19216 PR middle-end/34443
19217 * doc/extend.texi (section): Update description.
19218
19219 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
19220
19221 PR middle-end/39345
19222 * tree-inline.c (remapped_type): New.
19223 (can_be_nonlocal): Call remapped_type instead of remap_type.
19224
19225 2009-03-03 Jakub Jelinek <jakub@redhat.com>
19226
19227 PR fortran/39354
19228 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
19229 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
19230
19231 2009-03-03 Richard Guenther <rguenther@suse.de>
19232
19233 PR middle-end/39272
19234 * tree.c (tree_nonartificial_location): New function.
19235 * tree.h (tree_nonartificial_location): Declare.
19236 * builtins.c (expand_builtin_memory_chk): Provide location
19237 of the call location for artificial function pieces.
19238 (maybe_emit_chk_warning): Likewise.
19239 (maybe_emit_sprintf_chk_warning): Likewise.
19240 (maybe_emit_free_warning): Likewise.
19241 * expr.c (expand_expr_real_1): Likewise.
19242
19243 2009-03-03 Jakub Jelinek <jakub@redhat.com>
19244
19245 PR tree-optimization/39343
19246 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
19247 COMPONENT_REF t has ARRAY_TYPE.
19248
19249 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
19250
19251 PR middle-end/39335
19252 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
19253 when the type precision of the induction variable should be
19254 larger than the type precision of nit.
19255 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
19256 * graphite.c (graphite_loop_normal_form): Same.
19257 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
19258
19259 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
19260
19261 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
19262 (*call_1_rex64_ms_sysv): Use named constants instead of magic
19263 numbers to describe clobbered registers.
19264 (*call_value_0_rex64_ms_sysv): Ditto.
19265 * config/i386/mmx.md (mmx_emms): Ditto.
19266 (mmx_femms): Ditto.
19267
19268 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
19269
19270 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
19271 of ABI_64.
19272
19273 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19274
19275 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
19276 (spu_section_type_flags): New function.
19277
19278 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
19279
19280 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
19281 reg_class_contents of FLOAT_REGS into a temporary.
19282
19283 2009-03-02 Richard Guenther <rguenther@suse.de>
19284 Ira Rosen <irar@il.ibm.com>
19285
19286 PR tree-optimization/39318
19287 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
19288 information to the vectorized statement.
19289
19290 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
19291
19292 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
19293 variable. Use defined names instead of magic constants for REX SSE
19294 registers.
19295
19296 2009-03-01 Richard Guenther <rguenther@suse.de>
19297
19298 PR tree-optimization/39331
19299 * omp-low.c (lower_send_shared_vars): Do not receive new
19300 values for the reference of DECL_BY_REFERENCE parms or results.
19301
19302 2009-03-01 Jan Hubicka <jh@suse.cz>
19303
19304 PR debug/39267
19305 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
19306 BLOCK_NONLOCALIZED_VAR): New macros.
19307 (tree_block): Add nonlocalized_vars.
19308 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
19309 gen_decl_die): Add origin argument. Allow generation of die with
19310 origin at hand only.
19311 (gen_member_die, gen_type_die_with_usage, force_decl_die,
19312 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
19313 of gen_*.
19314 (gen_block_die): Fix checking for unused blocks.
19315 (process_scope_var): Break out from .... ; work with origins only.
19316 (decls_for_scope) ... here; process nonlocalized list.
19317 (dwarf2out_ignore_block): Look for nonlocalized vars.
19318 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
19319 vars.
19320 (dump_scope_block): Dump them.
19321 * tree-inline.c (remap_decls): Handle nonlocalized vars.
19322 (remap_block): Likewise.
19323 (can_be_nonlocal): New predicate.
19324 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
19325
19326 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19327
19328 * configure: Regenerate.
19329
19330 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19331
19332 * optc-gen.awk: No need to duplicate option flags twice.
19333 Reuse help texts for duplicate options which do not have any.
19334
19335 * gcc.c (display_help): Document --version.
19336
19337 * gcc.c (main): If print_help_list and verbose_flag, ensure
19338 driver output comes before subprocess output.
19339
19340 * optc-gen.awk: Assign all remaining fields to help string,
19341 space-separated, for multi-line help in *.opt.
19342
19343 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
19344 -Wno-pedantic-ms-format is for MinGW targets only.
19345
19346 * doc/options.texi (Option file format): Fix bad indentation,
19347 restoring dropped sentence.
19348
19349 2009-02-28 Jan Hubicka <jh@suse.cz>
19350
19351 * tree-inline.c (tree_function_versioning): Output debug info.
19352
19353 2009-02-28 Jan Hubicka <jh@suse.cz>
19354
19355 PR debug/39267
19356 * tree-inline.c (setup_one_parameter): Do not copy propagate
19357 arguments when not optimizing.
19358
19359 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
19360
19361 PR target/39327
19362 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
19363 (avx_addsubv4df3): Likewise.
19364 (*avx_addsubv4sf3): Likewise.
19365 (sse3_addsubv4sf3): Likewise.
19366 (*avx_addsubv2df3): Likewise.
19367 (sse3_addsubv2df3): Likewise.
19368 (avx_unpckhps256): Correct item selectors.
19369 (avx_unpcklps256): Likewise.
19370 (avx_unpckhpd256): Likewise.
19371 (avx_unpcklpd256): Likewise.
19372
19373 2009-02-28 Jan Hubicka <jh@suse.cz>
19374
19375 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
19376 static vars.
19377 (copy_arguments_for_versioning): If var is declared don't declare it.
19378 (tree_function_versioning): First setup substitutions and then copy
19379 args.
19380
19381 2009-02-27 Jan Hubicka <jh@suse.cz>
19382
19383 PR debug/39267
19384 * cgraph.h (varpool_output_debug_info): Remove.
19385 * cgraphunit.c (varpool_output_debug_info): Remove.
19386 * dwarf2out.c (deferred_locations_struct): New struct
19387 (deferred_locations): New type.
19388 (deferred_locations_list): New static var.
19389 (deffer_location): New function.
19390 (gen_variable_die): Use it.
19391 (decls_for_scope): Output info on local static vars.
19392 (dwarf2out_finish): Process deferred locations.
19393 * varpool.c (varpool_output_debug_info): Remove.
19394
19395 2009-02-27 Jan Hubicka <jh@suse.cz>
19396
19397 PR debug/39267
19398 * tree.h (TREE_PROTECTED): Fix comment.
19399 (BLOCK_HANDLER_BLOCK): Remove.
19400 (struct tree_block): Remove handler_block add body_block.
19401 (inlined_function_outer_scope_p): New.
19402 (is_body_block): Remove.
19403 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
19404 * dwarf2out.c (is_inlined_entry_point): Remove.
19405 (add_high_low_attributes): Use inlined_function_outer_scope_p.
19406 (gen_block_die): Use is_inlined_entry_point check. Remove body block
19407 code.
19408 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
19409 * gimplify.c (gimplify_expr): Gimplify body blocks.
19410 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
19411 block with multiple subblocks.
19412 (dump_scope_block): Prettier output; dump more flags and info.
19413 (dump_scope_blocks): New.
19414 (remove_unused_locals): Use dump_scope_blocks.
19415 * tree-flow.h (dump_scope_blocks): Declare.
19416 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
19417 * stmt.c (is_body_block): Remove.
19418 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
19419 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
19420
19421 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
19422
19423 PR middle-end/39308
19424 * graphite.c (graphite_loop_normal_form): Do not call
19425 number_of_iterations_exit from a gcc_assert.
19426
19427 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
19428
19429 * config/s390/s390.c (s390_swap_cmp): Look for conditional
19430 jumps if COND is NULL.
19431 (find_cond_jump): New function.
19432 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
19433 * config/s390/s390.md: Remove z10_cobra attribute value.
19434
19435 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
19436
19437 * config/alpha/alpha.h (alpha_expand_mov): Return false if
19438 force_const_mem returns NULL_RTX.
19439
19440 2009-02-26 Jan Hubicka <jh@suse.cz>
19441
19442 PR debug/39267
19443 * cgraph.h (varpool_output_debug_info): Remove.
19444 * cgraphunit.c (varpool_output_debug_info): Remove.
19445 * dwarf2out.c (deferred_locations_struct): New struct
19446 (deferred_locations): New type.
19447 (deferred_locations_list): New static var.
19448 (deffer_location): New function.
19449 (gen_variable_die): Use it.
19450 (decls_for_scope): Output info on local static vars.
19451 (dwarf2out_finish): Process deferred locations.
19452 * varpool.c (varpool_output_debug_info): Remove.
19453
19454 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
19455
19456 PR rtl-optimization/39241
19457 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
19458 to subreg_offset_representable_p.
19459
19460 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
19461
19462 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
19463 execute function prototype. Get f and nregs from max_reg_num
19464 and get_insns. Remove the first backward pass as it's dead,
19465 guard the forward pass by flag_expensive_optimizations.
19466 (rest_of_handle_regmove): Delete.
19467 (pass_regmove): Replace it with regmove_optimize.
19468
19469 2009-02-25 Martin Jambor <mjambor@suse.cz>
19470
19471 PR tree-optimization/39259
19472 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
19473 calls_alloca function flags.
19474 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
19475 calls are detected.
19476
19477 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
19478
19479 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
19480 flags_set_1_rtx, flags_set_1_set): Delete.
19481 (regmove_optimize): Do not call mark_flags_life_zones.
19482
19483 2009-02-24 Julian Brown <julian@codesourcery.com>
19484
19485 PR target/35965
19486 * config/arm/arm.c (require_pic_register): Only set
19487 cfun->machine->pic_reg once per function.
19488
19489 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
19490
19491 * doc/invoke.texi (Link Options): Document an easier way to pass
19492 options that take arguments to the GNU linker using -Xlinker and -Wl.
19493
19494 2009-02-24 Steve Ellcey <sje@cup.hp.com>
19495
19496 PR target/33785
19497 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
19498
19499 2009-02-24 Richard Guenther <rguenther@suse.de>
19500
19501 PR debug/39285
19502 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
19503
19504 2009-02-24 Richard Guenther <rguenther@suse.de>
19505 Zdenek Dvorak <ook@ucw.cz>
19506
19507 PR tree-optimization/39233
19508 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
19509 from converting them to a generic type.
19510
19511 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
19512
19513 PR tree-optimization/39260
19514 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
19515 contains a condition with a real type.
19516 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
19517
19518 2009-02-23 Jason Merrill <jason@redhat.com>
19519
19520 PR c++/38880
19521 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
19522 narrowing_initializer_constant_valid_p.
19523 (narrowing_initializer_constant_valid_p): Don't return
19524 null_pointer_node for adding a pointer to itself.
19525
19526 2009-02-23 Jan Hubicka <jh@suse.cz>
19527
19528 PR c/12245
19529 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
19530 resizing.
19531
19532 2009-02-23 Jan Hubicka <jh@suse.cz>
19533
19534 PR tree-optimization/37709
19535 * tree.c (block_ultimate_origin): Move here from dwarf2out.
19536 * tree.h (block_ultimate_origin): Declare.
19537 * dwarf2out.c (block_ultimate_origin): Move to tree.c
19538 * tree-ssa-live.c (remove_unused_scope_block_p):
19539 Eliminate blocks containig no instructions nor live variables nor
19540 nested blocks.
19541 (dump_scope_block): New function.
19542 (remove_unused_locals): Enable removal of dead blocks by default;
19543 enable dumping at TDF_DETAILS.
19544
19545 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
19546
19547 * config/i386/i386.c (classify_argument): Don't allow COImode
19548 and OImode.
19549 (function_arg_advance_32): Don't allow OImode.
19550 (function_arg_32): Likewise.
19551 (function_value_32): Likewise.
19552 (return_in_memory_32): Likewise.
19553 (function_arg_64): Remove OImode comment.
19554
19555 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
19556
19557 PR target/39261
19558 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
19559 ix86_expand_vector_set for V4DImode in 64bit mode only.
19560 (ix86_expand_vector_init_one_var): Likewise.
19561
19562 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
19563
19564 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
19565
19566 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
19567
19568 PR bootstrap/39257
19569 * loop-iv.c: Revert last change.
19570 * emit-rtl.c: Likewise.
19571
19572 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
19573
19574 PR target/39256
19575 * config/i386/i386.c (type_natural_mode): Remove an extra
19576 space in the warning message.
19577 (function_value_32): Handle 32-byte vector modes.
19578 (return_in_memory_32): Likewise.
19579
19580 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
19581
19582 * loop-iv.c (truncate_value): New function.
19583 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
19584 of lowpart_subreg.
19585 (lowpart_subreg): Move to...
19586 * emit-rtl.c: ...here.
19587
19588 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
19589
19590 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
19591 accidental and undocumented change at revision 140860.
19592
19593 2009-02-21 Joseph Myers <joseph@codesourcery.com>
19594
19595 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
19596 take gimple_seq * arguments.
19597 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
19598 types_compatible_p langhook.
19599
19600 2009-02-20 Mark Mitchell <mark@codesourcery.com>
19601 Joseph Myers <joseph@codesourcery.com>
19602
19603 * config/arm/arm.c (arm_builtin_va_list): New function.
19604 (arm_expand_builtin_va_start): Likewise.
19605 (arm_gimplify_va_arg_expr): Likewise.
19606 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
19607 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
19608 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
19609 (va_list_type): New variable.
19610 (arm_mangle_type): Mangle va_list_type appropriately.
19611
19612 2009-02-20 Jakub Jelinek <jakub@redhat.com>
19613
19614 PR middle-end/39157
19615 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
19616 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
19617 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
19618 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
19619 parameter to 1000 for -O1 by default.
19620 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
19621 parameter.
19622 * loop-invariant.c: Include params.h.
19623 (move_loop_invariants): Don't call move_single_loop_invariants on
19624 very large loops.
19625
19626 2009-02-20 Jaka Mocnik <jaka@xlab.si>
19627
19628 * calls.c (emit_library_call_value_1): Use slot_offset instead of
19629 offset when calculating bounds for indexing stack_usage_map. Fixes
19630 a buffer overflow with certain target setups.
19631
19632 2009-02-20 Jakub Jelinek <jakub@redhat.com>
19633
19634 PR target/39240
19635 * calls.c (expand_call): Clear try_tail_call if caller and callee
19636 disagree in promotion of function return value.
19637
19638 2009-02-19 Jakub Jelinek <jakub@redhat.com>
19639
19640 PR target/39175
19641 * c-common.c (c_determine_visibility): If visibility changed and
19642 DECL_RTL has been already set, call make_decl_rtl to update symbol
19643 flags.
19644
19645 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
19646
19647 PR c++/39188
19648 * varasm.c (assemble_variable): Don't check DECL_NAME when
19649 globalizing a variable.
19650
19651 2009-02-19 Joseph Myers <joseph@codesourcery.com>
19652
19653 PR c/38483
19654 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
19655 expression before any __builtin_trap call.
19656 * c-typeck.c (build_function_call): Convert and check function
19657 arguments before generating a call to a trap. Evaluate the
19658 function arguments before the trap.
19659
19660 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
19661
19662 PR target/39228
19663 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
19664 (UNSPEC_FXAM_MEM): New unspec.
19665 (fxam<mode>2_i387_with_temp): New insn and split pattern.
19666 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
19667 memory using fxam<mode>2_i387_with_temp to remove excess precision.
19668
19669 2009-02-19 Richard Guenther <rguenther@suse.de>
19670
19671 PR tree-optimization/39207
19672 PR tree-optimization/39074
19673 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
19674 storedanything_tree): New.
19675 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
19676 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
19677 (build_succ_graph): Add edges from STOREDANYTHING to all
19678 non-direct nodes.
19679 (init_base_vars): Initialize STOREDANYTHING.
19680 (compute_points_to_sets): Free substitution info after
19681 building the succ graph.
19682 (ipa_pta_execute): Likewise.
19683
19684 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
19685 field.
19686 (do_ds_constraint): Do not add to special var or non-pointer
19687 field solutions.
19688 (type_could_have_pointers): Split out from ...
19689 (could_have_pointers): ... here. For arrays use the element type.
19690 (create_variable_info_for): Initialize may_have_pointers.
19691 (new_var_info): Likewise.
19692 (handle_lhs_call): Make the HEAP variable unknown-sized.
19693 (intra_create_variable_infos): Use a type with pointers for
19694 PARM_NOALIAS, make it unknown-sized.
19695
19696 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
19697
19698 PR target/39224
19699 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
19700
19701 2009-02-18 Jason Merrill <jason@redhat.com>
19702
19703 PR target/39179
19704 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
19705 value if DECL_EXTERNAL.
19706 * tree-sra.c (sra_walk_gimple_assign): Likewise.
19707 * target.h (gcc_target::binds_local_p): Clarify "module".
19708 * tree.h (TREE_PUBLIC): Clarify "module".
19709
19710 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
19711
19712 PR target/38891
19713 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
19714 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
19715
19716 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
19717
19718 PR target/39082
19719 * c.opt (Wabi): Support C and ObjC.
19720 (Wpsabi): New.
19721
19722 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
19723
19724 * config/i386/i386.c (classify_argument): Warn once about the ABI
19725 change when passing union with long double.
19726
19727 * doc/invoke.texi: Update -Wabi for warning psABI changes.
19728
19729 2009-02-18 Joseph Myers <joseph@codesourcery.com>
19730
19731 PR c/35447
19732 * c-parser.c (c_parser_compound_statement): Always enter and leave
19733 a scope.
19734
19735 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19736
19737 PR target/34587
19738 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
19739
19740 2009-02-18 Jakub Jelinek <jakub@redhat.com>
19741
19742 PR tree-optimization/36922
19743 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
19744 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
19745 Likewise.
19746
19747 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19748
19749 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
19750 to 0 for EABI64.
19751
19752 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19753
19754 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
19755
19756 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19757
19758 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
19759 tree sharing.
19760
19761 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
19762 Richard Sandiford <rdsandiford@googlemail.com>
19763
19764 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
19765 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
19766 (loongson_biadd): ...this.
19767
19768 2009-02-17 Richard Guenther <rguenther@suse.de>
19769
19770 PR tree-optimization/39202
19771 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
19772 a var make sure to follow existing collapses.
19773
19774 2009-02-17 Richard Guenther <rguenther@suse.de>
19775
19776 PR middle-end/39214
19777 * langhooks.c (lhd_print_error_function): Check for NULL block.
19778
19779 2009-02-17 Richard Guenther <rguenther@suse.de>
19780
19781 PR tree-optimization/39204
19782 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
19783 of the PHI arg.
19784
19785 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
19786
19787 * config/soft-fp/double.h: Update from glibc CVS.
19788
19789 2009-02-17 Richard Guenther <rguenther@suse.de>
19790
19791 PR tree-optimization/39207
19792 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
19793 strict-aliasing warnings for pointers pointing to NULL.
19794
19795 2009-02-16 Joseph Myers <joseph@codesourcery.com>
19796
19797 PR c/35446
19798 * c-parser.c (c_parser_braced_init): Call pop_init_level when
19799 skipping until next close brace.
19800
19801 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
19802
19803 PR target/37049
19804 * config/i386/i386.c (ix86_expand_push): Set memory alignment
19805 to function argument boundary.
19806
19807 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
19808
19809 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
19810 in the lea_add. Reload eventually constraints it properly.
19811 * config/picochip/constraints.md: Remove the target constraint
19812 "b", since it is not needed anymore.
19813
19814 2009-02-16 Jakub Jelinek <jakub@redhat.com>
19815
19816 * gthr-dce.h: Uglify function parameter and local variable names.
19817 * gthr-gnat.h: Likewise.
19818 * gthr-mipssde.h: Likewise.
19819 * gthr-nks.h: Likewise.
19820 * gthr-posix95.h: Likewise.
19821 * gthr-posix.h: Likewise.
19822 * gthr-rtems.h: Likewise.
19823 * gthr-single.h: Likewise.
19824 * gthr-solaris.h: Likewise.
19825 * gthr-tpf.h: Likewise.
19826 * gthr-vxworks.h: Likewise.
19827 * gthr-win32.h: Likewise.
19828
19829 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
19830
19831 PR target/39196
19832 * config/i386/i386.md: Restrict the new peephole2 to move
19833 between MMX/SSE registers.
19834
19835 2009-02-15 Richard Guenther <rguenther@suse.de>
19836
19837 Revert
19838 2009-02-13 Richard Guenther <rguenther@suse.de>
19839
19840 * configure.ac: Enable LFS.
19841 * configure: Re-generate.
19842 * config.in: Likewise.
19843
19844 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19845
19846 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
19847 spu_srqwbyte, spu_srqwbytebc): Define.
19848 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
19849 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
19850 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
19851 "shrqby_<mode>"): New insn-and-split patterns.
19852 * config/spu/spu.c (expand_builtin_args): Determine and return
19853 number of operands using spu_builtin_description data.
19854 (spu_expand_builtin_1): Use it.
19855
19856 2009-02-13 Steve Ellcey <sje@cup.hp.com>
19857
19858 PR target/38056
19859 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
19860 TARGET_CONST_GP.
19861
19862 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19863
19864 PR target/39149
19865 * config/i386/i386.c (override_options): Correct warning
19866 messages for -malign-loops, -malign-jumps and -malign-functions.
19867
19868 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19869
19870 PR target/39152
19871 * config/i386/i386.md: Restrict the new peephole2 to move
19872 between the general purpose registers.
19873
19874 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19875
19876 PR target/39162
19877 * config/i386/i386.c (type_natural_mode): Add a new argument.
19878 Return the original mode and warn ABI change if vector size is 32byte.
19879 (function_arg_advance): Updated.
19880 (function_arg): Likewise.
19881 (ix86_function_value): Likewise.
19882 (ix86_return_in_memory): Likewise.
19883 (ix86_sol10_return_in_memory): Likewise.
19884 (ix86_gimplify_va_arg): Likewise.
19885 (function_arg_32): Don't warn ABX ABI change here.
19886 (function_arg_64): Likewise.
19887
19888 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
19889
19890 * loop-iv.c (implies_p): In the final case, test that operands 0
19891 of the two comparisons match.
19892
19893 * config/bfin/bfin.c (find_prev_insn_start): New function.
19894 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
19895 (find_next_insn_start): Move.
19896
19897 2009-02-13 Richard Guenther <rguenther@suse.de>
19898
19899 * configure.ac: Enable LFS.
19900 * configure: Re-generate.
19901 * config.in: Likewise.
19902
19903 2009-02-13 Joseph Myers <joseph@codesourcery.com>
19904
19905 PR c/35444
19906 * c-parser.c (c_parser_parms_list_declarator): Discard pending
19907 sizes on syntax error after some arguments have been parsed.
19908
19909 2009-02-12 Jakub Jelinek <jakub@redhat.com>
19910
19911 * doc/invoke.texi (-fira): Remove.
19912
19913 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19914
19915 * caller-save.c: Replace regclass.c with reginfo.c in comments.
19916 * recog.c: Likewise.
19917 * rtl.h: Likewise.
19918
19919 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
19920
19921 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
19922 (umul_ppmm): Likewise.
19923 (count_leading_zeros): Likewise.
19924 (count_trailing_zeros): Likewise.
19925 (UMUL_TIME): Likewise.
19926
19927 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19928
19929 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
19930 soft-fp/t-softfp to tmake_file.
19931
19932 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
19933 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
19934 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
19935 IA64_BUILTIN_INFQ]: New.
19936 (ia64_init_builtins): Initialize __builtin_infq,
19937 __builtin_fabsq and __builtin_copysignq if not HPUX.
19938 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
19939 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
19940
19941 * config/ia64/lib1funcs.asm (__divtf3): Define only if
19942 SHARED is defined.
19943 (__fixtfti): Likewise.
19944 (__fixunstfti): Likewise.
19945 (__floattitf): Likewise.
19946
19947 * config/ia64/libgcc-glibc.ver: New.
19948 * config/ia64/t-fprules-softfp: Likewise.
19949 * config/ia64/sfp-machine.h: Likewise.
19950
19951 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
19952 (LIBGCC2_TF_CEXT): Likewise.
19953 (TF_SIZE): Likewise.
19954 (TARGET_INIT_LIBFUNCS): Likewise.
19955
19956 * config/ia64/t-glibc (SHLINB_MAPFILES):
19957 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
19958
19959 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19960
19961 * config/i386/i386.c (construct_container): Rewrite processing
19962 BLKmode with X86_64_SSE_CLASS.
19963
19964 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
19965
19966 PR target/39152
19967 * config/i386/i386.md: Replace simplify_replace_rtx with
19968 replace_rtx in the new peephole2.
19969
19970 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
19971
19972 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
19973 loop unrolling do not happen at -O2.
19974
19975 2009-02-12 Michael Matz <matz@suse.de>
19976
19977 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
19978
19979 2009-02-12 Jakub Jelinek <jakub@redhat.com>
19980
19981 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
19982 for -g3.
19983
19984 2009-02-12 Ben Elliston <bje@au.ibm.com>
19985
19986 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
19987 patterns when updating the back chain. Missed in the 2009-02-10
19988 change.
19989
19990 2009-02-11 Janis Johnson <janis187@us.ibm.com>
19991
19992 * doc/extend.texi (Decimal Floating Types): Update identifier of
19993 draft TR and list of missing support.
19994
19995 2009-02-11 Jakub Jelinek <jakub@redhat.com>
19996
19997 PR middle-end/39154
19998 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
19999 bit to variable length decl's flags, add it also to its
20000 pointer replacement variable.
20001
20002 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
20003 Jakub Jelinek <jakub@redhat.com>
20004
20005 PR target/39118
20006 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
20007 (memory_blockage): New expander.
20008 (*memory_blockage): New insn pattern.
20009 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
20010 instead of general blockage at the end of function prologue when
20011 frame pointer is used to access red zone area. Do not emit blockage
20012 when profiling, it is emitted in generic code.
20013 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
20014 function epilogue when frame pointer is used to access red zone area.
20015
20016 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
20017
20018 PR target/38824
20019 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
20020 by arithmetic with memory operands.
20021 * config/i386/predicates.md (commutative_operator): New.
20022
20023 2009-02-10 Janis Johnson <janis187@us.ibm.com>
20024
20025 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
20026 bulleted lists.
20027
20028 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
20029
20030 * alias.h (record_alias_subset): Declare.
20031 * alias.c (record_alias_subset): Make global.
20032
20033 2009-02-10 Nick Clifton <nickc@redhat.com>
20034
20035 * tree-parloops.c: Change license to GPLv3.
20036 * ipa-struct-reorg.c: Change license to GPLv3.
20037 * ipa-struct-reorg.h: Change license to GPLv3.
20038
20039 2009-02-10 Steve Ellcey <sje@cup.hp.com>
20040
20041 PR c/39084
20042 * c-decl.c (start_struct): Return NULL on error.
20043
20044 2009-02-10 Jakub Jelinek <jakub@redhat.com>
20045
20046 PR middle-end/39124
20047 * cfgloopmanip.c (remove_path): Call remove_bbs after
20048 cancel_loop_tree, not before it.
20049
20050 PR target/39139
20051 * function.h (struct function): Add has_local_explicit_reg_vars bit.
20052 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
20053 VAR_DECLs were seen.
20054 * tree-ssa-live.c (remove_unused_locals): Recompute
20055 cfun->has_local_explicit_reg_vars.
20056 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
20057 copies or clearings if cfun->has_local_explicit_reg_vars.
20058
20059 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
20060
20061 PR target/39118
20062 * config/i386/i386.c (expand_prologue): Emit blockage at the end
20063 of function prologue when frame pointer is used to access
20064 red zone area.
20065
20066 2009-02-10 Richard Guenther <rguenther@suse.de>
20067
20068 PR middle-end/39127
20069 * gimplify.c (gimple_regimplify_operands): Always look if
20070 we need to create a temporary.
20071
20072 2009-02-10 Richard Guenther <rguenther@suse.de>
20073
20074 PR tree-optimization/39132
20075 * tree-loop-distribution.c (todo): New global var.
20076 (generate_memset_zero): Trigger TODO_rebuild_alias.
20077 (tree_loop_distribution): Return todo.
20078
20079 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
20080
20081 PR target/39119
20082 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
20083 (x86_64_reg_class_name): Removed.
20084 (classify_argument): Return 0 if bytes > 32. Return 0 if the
20085 first one isn't X86_64_SSE_CLASS or any other ones aren't
20086 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
20087 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
20088 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
20089 and 3 X86_64_SSEUP_CLASS.
20090 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
20091 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
20092
20093 2009-02-10 Ben Elliston <bje@au.ibm.com>
20094
20095 * config/rs6000/rs6000.md (allocate_stack): Always use an update
20096 form instruction to update the stack back chain word, even if the
20097 user has disabled the generation of update instructions.
20098 (movdi_<mode>_update_stack): New.
20099 (movsi_update_stack): Likewise.
20100 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
20101 always use an update form instruction to update the stack back
20102 chain word.
20103
20104 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
20105
20106 PR middle-end/38953
20107 * graphite.c (if_region_set_false_region): After moving a region in
20108 the false branch of a condition, remove the empty dummy basic block.
20109 (gloog): Remove wrong fix for PR38953.
20110
20111 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20112
20113 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
20114 generation due to implicit sign extension.
20115
20116 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
20117
20118 PR middle-end/38981
20119 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
20120 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
20121
20122 2009-02-09 Richard Guenther <rguenther@suse.de>
20123
20124 PR middle-end/35202
20125 * convert.c (convert_to_real): Disable (float)fn((double)x)
20126 to fnf(x) conversion if errno differences may occur and
20127 -fmath-errno is set.
20128
20129 2009-02-07 Anatoly Sokolov <aesok@post.ru>
20130
20131 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
20132 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
20133 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
20134
20135 2009-02-06 Joseph Myers <joseph@codesourcery.com>
20136
20137 PR c/35434
20138 * c-common.c (handle_alias_attribute): Disallow attribute for
20139 anything not a FUNCTION_DECL or VAR_DECL.
20140
20141 2009-02-06 Janis Johnson <janis187@us.ibm.com>
20142
20143 PR c/39035
20144 * real.c (do_compare): Special-case compare of zero against
20145 decimal float value.
20146
20147 2009-02-06 Joseph Myers <joseph@codesourcery.com>
20148
20149 PR c/36432
20150 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
20151 as indicating flexible array members unless the field itself is
20152 being declarared as the incomplete array.
20153
20154 2009-02-06 Jan Hubicka <jh@suse.cz>
20155
20156 PR tree-optimization/38844
20157 * ipa-inline.c (try_inline): Stop inlining recursion when edge
20158 is already inlined.
20159
20160 2009-02-06 Richard Guenther <rguenther@suse.de>
20161
20162 PR middle-end/38977
20163 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
20164 fork because we may expand it as __gcov_fork.
20165
20166 2009-02-06 Nick Clifton <nickc@redhat.com>
20167
20168 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
20169
20170 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
20171
20172 PR tree-optimization/35659
20173 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
20174 vn_phi_eq): Shortcut if hashcode does not match.
20175 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
20176 NULL operands.
20177 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
20178 and avoid iterative_hash_expr.
20179 (FOR_EACH_VALUE_ID_IN_SET): New.
20180 (value_id_compare): Remove.
20181 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
20182 sort expressions by value id.
20183
20184 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
20185
20186 PR target/38991
20187 * config/sh/predicates.md (general_movsrc_operand): Don't check
20188 the subreg of system registers here.
20189
20190 2009-02-05 Jakub Jelinek <jakub@redhat.com>
20191
20192 PR c++/39106
20193 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
20194 on the copied decl.
20195
20196 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
20197
20198 PR rtl-optimization/39110
20199 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
20200 addresses, not aligned ones.
20201
20202 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
20203 Richard Guenther <rguenther@suse.de>
20204
20205 PR tree-optimization/39100
20206 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
20207 comment says and add edges.
20208
20209 2009-02-05 Joseph Myers <joseph@codesourcery.com>
20210
20211 PR c/35435
20212 * c-common.c (handle_tls_model_attribute): Ignore attribute for
20213 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
20214
20215 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
20216
20217 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
20218 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
20219 register_bb_in_sese, new_sese, free_sese): Moved.
20220 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
20221 outermost_loop_in_scop, build_scop_iteration_domain,
20222 expand_scalar_variables_ssa_name, get_vdef_before_scop,
20223 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
20224 Use loop_in_sese_p instead of loop_in_scop_p.
20225 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
20226 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
20227 (scopdet_basic_block_info): Fix bug in scop detection.
20228 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
20229 eq_loop_to_cloog_loop): Remove.
20230 (nb_loops_around_loop_in_scop, nb_loop
20231 ref_nb_loops): Moved here...
20232 * graphite.h (ref_nb_loops): ... from here.
20233 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
20234 (loop_domain_dim, loop_iteration_vector_dim): Remove.
20235 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
20236 * testsuite/gcc.dg/graphite/scop-19.c: New
20237
20238 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
20239 Hans-Peter Nilsson <hp@axis.com>
20240
20241 PR rtl-optimization/37889
20242 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
20243 Move offset handling from PLUS to before the switch. Use new
20244 arguments when considering SYMBOL_REFs too.
20245 (rtx_addr_can_trap_p): Pass dummy offset and size.
20246 (enum may_trap_p_flags): Remove.
20247 (may_trap_p_1): Pass size from MEM_SIZE.
20248
20249 PR rtl-optimization/38921
20250 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
20251 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
20252 * rtlanal.c (may_trap_after_code_motion_p): Delete.
20253 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
20254
20255 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
20256
20257 AVX Programming Reference (January, 2009)
20258 * config/i386/sse.md (*vpclmulqdq): New.
20259
20260 2009-02-04 Jakub Jelinek <jakub@redhat.com>
20261
20262 PR tree-optimization/38977
20263 PR gcov-profile/38292
20264 * calls.c (special_function_p): Disregard __builtin_ prefix.
20265
20266 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
20267
20268 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
20269 non-indexable addresses even before reload.
20270
20271 2009-02-03 Joseph Myers <joseph@codesourcery.com>
20272
20273 PR c/29129
20274 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
20275 as having variable size. Do not give an error for unnamed
20276 parameters with [*] declarators. Give a warning for type names
20277 with [*] declarators and mark them as variable size.
20278 * c-parser.c (c_parser_sizeof_expression): Do not give an error
20279 for sizeof applied to [*] type names.
20280
20281 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
20282
20283 PR C++/36607
20284 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
20285
20286 2009-02-03 Jakub Jelinek <jakub@redhat.com>
20287
20288 * gcc.c (process_command): Update copyright notice dates.
20289 * gcov.c (print_version): Likewise.
20290 * gcov-dump.c (print_version): Likewise.
20291 * mips-tfile.c (main): Likewise.
20292 * mips-tdump.c (main): Likewise.
20293
20294 2009-02-03 Joseph Myers <joseph@codesourcery.com>
20295
20296 PR c/35433
20297 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
20298 for composite type involving a zero-length array type.
20299
20300 2009-02-03 Jakub Jelinek <jakub@redhat.com>
20301
20302 PR target/35318
20303 * function.c (match_asm_constraints_1): Skip over
20304 initial optional % in the constraint.
20305
20306 PR inline-asm/39059
20307 * c-parser.c (c_parser_postfix_expression): If fixed point is not
20308 supported, don't accept FIXED_CSTs.
20309 * c-decl.c (finish_declspecs): Error if fixed point is not supported
20310 and _Sat is used without _Fract/_Accum. Set specs->type to
20311 integer_type_node for cts_fract/cts_accum if fixed point is not
20312 supported.
20313
20314 2009-02-02 Catherine Moore <clm@codesourcery.com>
20315
20316 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
20317
20318 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
20319
20320 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
20321 (ABI_HAS_64BIT_SYMBOLS): Use it.
20322 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
20323
20324 2009-02-02 Paul Brook <paul@codesourcery.com>
20325
20326 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
20327
20328 2009-02-02 Jakub Jelinek <jakub@redhat.com>
20329
20330 PR inline-asm/39058
20331 * recog.h (asm_operand_ok): Add constraints argument.
20332 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
20333 recurse on matching constraint.
20334 (check_asm_operands): Pass constraints as 3rd argument to
20335 asm_operand_ok. Don't look up matching constraint here.
20336 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
20337 to asm_operand_ok.
20338
20339 2009-02-02 Ben Elliston <bje@au.ibm.com>
20340
20341 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
20342 TARGET_NARROW_VOLATILE_BITFIELD macro names.
20343
20344 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20345
20346 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
20347 information. Remove some obsolete information. Reorganize.
20348
20349 * config/pa/fptr.c: Revert license to GPL 2.
20350 * config/pa/milli64.S: Likewise.
20351
20352 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
20353
20354 PR target/38904
20355 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
20356 LIBRARY name in, instead of hard-coding it.
20357 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
20358 extra target make frag to tmake_files according to EH model.
20359 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
20360 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
20361 frags that define makefile variable EH_MODEL appropriately.
20362 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
20363 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
20364 to "-sjlj" according to type of EH configured.
20365 (LIBGCC_SONAME): Concatenate it to shared library base name.
20366 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
20367 to "_sjlj" according to type of EH configured.
20368 (LIBGCC_SONAME): Concatenate it to shared library base name.
20369 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
20370 (SHLIB_LINK): Add missing semicolon to if-else construct.
20371 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
20372 string value of "pe_dll" command-line option.
20373 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
20374 (SHLIB_SONAME): Use it when overriding t-cygming default.
20375 (SHLIB_IMPLIB): Override t-cygming default.
20376 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
20377 string value of "pe_dll" command-line option.
20378
20379 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
20380
20381 PR target/38952
20382 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
20383 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
20384
20385 2009-01-31 Richard Guenther <rguenther@suse.de>
20386
20387 PR tree-optimization/38937
20388 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
20389 computing the transitive closure.
20390
20391 2009-01-30 Richard Guenther <rguenther@suse.de>
20392
20393 PR tree-optimization/39041
20394 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
20395 Propagate variable indices only if the types match for this stmt.
20396
20397 2009-01-30 Jakub Jelinek <jakub@redhat.com>
20398
20399 PR target/39013
20400 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
20401 inline but never defined.
20402
20403 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
20404
20405 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
20406 (*insv_h_di_reg_extimm): New insn.
20407 (*insv_l<mode>_reg_extimm): New insn.
20408
20409 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
20410
20411 * config/picochip/picochip.c (flag_conserve_stack): set
20412 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
20413 fconserve-stack. Reduce call-overhead used by inliner.
20414
20415 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
20416
20417 PR/38157
20418 * common.opt (flag_conserve_stack): Initialised to zero.
20419
20420 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
20421
20422 PR/39002
20423 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
20424 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
20425 method.
20426
20427 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
20428
20429 * ira-color.c (allocno_reload_assign): Update comments.
20430 * regmove.c (regmove_optimize): Likewise.
20431
20432 * ra.h: Removed.
20433
20434 2009-01-29 Robert Millan <rmh@aybabtu.com>
20435
20436 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
20437 * config/i386/kopensolaris-gnu.h: New file. Undefine
20438 `MD_UNWIND_SUPPORT'.
20439 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
20440
20441 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
20442
20443 PR tree-optimization/39007
20444 * tree-loop-distribution.c (generate_builtin): Use
20445 recompute_dominator to compute the immediate dominator of the
20446 basic block just after the loop.
20447
20448 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
20449
20450 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
20451 (ASM_OUTPUT_DWARF_PCREL): Define.
20452
20453 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
20454
20455 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
20456 * doc/passes.texi: Remove entries about regclass, local-alloc, and
20457 global. Modify entries about regmove and IRA.
20458
20459 * ra-conflict.c: Remove the file.
20460
20461 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
20462
20463 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
20464 (pass_regclass_init): Rename to pass_reginfo_init.
20465
20466 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
20467
20468 * toplev.h (flag_ira): Remove.
20469
20470 * caller-save.c (setup_save_areas): Remove flag_ira.
20471
20472 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
20473
20474 * global.c: Remove the file.
20475
20476 * opts.c (decode_options): Remove flag_ira.
20477
20478 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
20479
20480 * regmove.c: Modify file description.
20481 (find_use_as_address, try_auto_increment): Define them only if
20482 AUTO_INC_DEC is defined.
20483 (replacement_quality, replace_in_call_usage, fixup_match_1,
20484 stable_and_no_regs_but_for_p): Remove.
20485 (reg_set_in_bb): Make it static.
20486 (regmove_optimize): Remove flag_ira and code which worked for
20487 !flag_ira.
20488
20489 * local-alloc.c: Remove the file.
20490
20491 * common.opt (fira): Remove.
20492
20493 * ira.c: Include except.h.
20494 (eliminable_regset): Move from global.c.
20495 (mark_elimination): Ditto. Remove flag_ira.
20496 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
20497 equiv_mem_modified, validate_equiv_mem_from_store,
20498 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
20499 contains_replace_regs, memref_referenced_p, memref_used_between_p,
20500 no_equiv, recorded_label_ref): Move from local-alloc.c.
20501 (update_equiv_regs): Ditto. Make it static.
20502 (print_insn_chain, print_insn_chains): Move it from global.c.
20503 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
20504 (build_insn_chain): Ditto. Make it static.
20505 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
20506 Rename to init_live_subregs.
20507 (gate_ira): Remove flag_ira.
20508
20509 * regclass.c: Rename reginfo.c. Change file description.
20510 (FORBIDDEN_INC_DEC_CLASSES): Remove.
20511 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
20512 (init_reg_sets_1): Remove code for evaluation of
20513 reg_class_superclasses and losing_caller_save_reg_set.
20514 (init_regs): Remove init_reg_autoinc.
20515 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
20516 ok_for_base_p_nonstrict): Remove.
20517 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
20518 (pass_regclass_init): Rename to pass_reginfo_init. Modify
20519 corresponding entries.
20520 (dump_regclass, record_operand_costs, scan_one_insn,
20521 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
20522 record_address_regs, auto_inc_dec_reg_p): Remove.
20523 (gt-regclass.h): Rename to gt-reginfo.h.
20524
20525 * rtl.h (dump_global_regs, retry_global_alloc,
20526 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
20527
20528 * Makefile.in (RA_H): Remove.
20529 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
20530 Rename regclass.o to reginfo.o.
20531 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
20532 gt-reginfo.h.
20533 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
20534 (GTFILES): Rename regclass.c to reginfo.c.
20535
20536 * passes.c (init_optimization_passes): Remove pass_local_alloc and
20537 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
20538
20539 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
20540 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
20541 Remove flag_ira.
20542 (finish_spills): Ditto. Remove code for !flag_ira.
20543
20544 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
20545
20546 PR middle-end/35854
20547 * doc/invoke.texi (rtl debug options): Complete rewrite.
20548 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
20549 to auto_inc_dec".
20550 * mode-switching.c (pass_mode_switching): Rename pass from
20551 "mode-sw" to "mode_sw".
20552 * except.c (pass_convert_to_eh_ranges): Rename pass from
20553 "eh-ranges" to "eh_ranges".
20554 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
20555 to "subreg1".
20556
20557
20558 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
20559 Alexander Monakov <amonakov@ispras.ru>
20560
20561 PR middle-end/38857
20562 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
20563 register.
20564 (move_exprs_to_boundary): Change return type and pass through
20565 should_move from move_op. Relax assert. Update usage ...
20566 (schedule_expr_on_boundary): ... here. Use should_move instead of
20567 cant_move.
20568 (move_op_orig_expr_found): Indicate that insn was disconnected from
20569 stream.
20570 (code_motion_process_successors): Do not call after_merge_succs
20571 callback if original expression was not found when traversing any of
20572 the branches.
20573 (code_motion_path_driver): Change return type. Update prototype.
20574 (move_op): Update comment. Add a new parameter (should_move). Update
20575 prototype. Set *should_move based on indication provided by
20576 move_op_orig_expr_found.
20577
20578 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
20579
20580 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
20581 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
20582 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
20583 * config/rs6000/rs6000.c (rs6000_override_options): Default
20584 avoid-indexed-addresses on for Power6, off for everything else.
20585 (avoiding_indexed_address_p): New function.
20586 (rs6000_legitimize_address): Use it.
20587 (rs6000_legitimate_address): Likewise.
20588 * config/rs6000/rs6000.md (movXX_updateX): Likewise
20589
20590 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
20591
20592 PR tree-optimization/38997
20593 * tree-loop-distribution.c (generate_memset_zero): Use
20594 POINTER_PLUS_EXPR for a pointer addition.
20595
20596 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
20597
20598 * config/s390/s390.md (bswap<mode>2): New pattern added.
20599
20600 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
20601
20602 * config/s390/s390.md (*tls_load_31): Added type attribute.
20603
20604 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
20605
20606 * config/s390/s390.md: Fix a few comments.
20607
20608 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
20609
20610 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
20611 (*tm<mode>_full): Fixed z10prop attribute.
20612 (*tst<mode>_extimm): Fixed z10prop attribute.
20613 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
20614 (*tstqiCCT_cconly): Fixed z10prop attribute.
20615 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
20616 (*movsi_larl): Fixed z10prop attribute.
20617 (*movsi_zarch): Fixed z10prop attribute.
20618 (*movsi_eas): Fixed z10prop attribute.
20619 (*movhi): Fixed z10prop attribute.
20620 (*movqi): Fixed z10prop attribute.
20621 (*movstrictqi): Fixed z10prop attribute.
20622 (*mov<mode>): Fixed z10prop attribute.
20623 (*movcc): Fixed z10prop attribute.
20624 (*sethighpartdi_64): Fixed z10prop attribute.
20625 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
20626 (*negdi2_sign_cc): Fixed z10prop attribute.
20627 (*negdi2_sign): Fixed z10prop attribute.
20628 (*absdi2_sign_cc): Fixed z10prop attribute.
20629 (*absdi2_sign): Fixed z10prop attribute.
20630 (*negabsdi2_sign_cc): Fixed z10prop attribute.
20631 (*negabsdi2_sign): Fixed z10prop attribute.
20632 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
20633 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
20634 (doloop_si64): Fixed z10prop attribute.
20635 (doloop_si31): Fixed z10prop attribute.
20636 (doloop_long): Fixed z10prop attribute.
20637 (indirect_jump): Fixed z10prop attribute.
20638 (nop): Fixed z10prop attribute.
20639 (main_base_64): Fixed z10prop attribute.
20640 (reload_base_64): Fixed z10prop attribute.
20641
20642 2009-01-28 Jakub Jelinek <jakub@redhat.com>
20643
20644 PR rtl-optimization/38740
20645 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
20646 if !optimize.
20647 * config/mips/mips.c (mips_reorg): Likewise.
20648
20649 2009-01-28 Richard Guenther <rguenther@suse.de>
20650
20651 PR tree-optimization/38926
20652 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
20653 with the correct value id to a value.
20654 (do_regular_insertion): Use the value number of edoubleprime
20655 for the value number of the expr.
20656
20657 Revert
20658 2008-08-21 Richard Guenther <rguenther@suse.de>
20659
20660 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
20661 a PHI ask VN if it is already available.
20662 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
20663 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
20664
20665 2009-01-28 Jakub Jelinek <jakub@redhat.com>
20666
20667 PR middle-end/38934
20668 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
20669 set to varying whenever max has TREE_OVERFLOW set, similarly
20670 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
20671
20672 2009-01-28 Richard Guenther <rguenther@suse.de>
20673
20674 PR middle-end/38908
20675 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
20676 uninitialized aggregate uses in call arguments.
20677
20678 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
20679
20680 PR tree-optimization/38984
20681 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
20682 the nothing_id variable if -fno-delete-null-pointer-checks.
20683
20684 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
20685
20686 PR target/38988
20687 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
20688 (set_got_offset_rex64): Ditto.
20689
20690 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
20691
20692 PR target/38941
20693 * doc/extend.texi: Improve local variable with asm reg.
20694
20695 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
20696
20697 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
20698 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
20699 was not supplied then set warn_packed_bitfield_compat to the
20700 default value of 1.
20701 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
20702 against 1.
20703
20704 2009-01-27 Richard Guenther <rguenther@suse.de>
20705
20706 PR tree-optimization/38503
20707 * cfgexpand.c (expand_gimple_basic_block): Ignore
20708 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
20709 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
20710 variables that cannot have TBAA applied.
20711 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
20712 statements.
20713
20714 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
20715
20716 PR middle-end/38969
20717 * calls.c (initialize_argument_information): Do not wrap complex
20718 arguments in SAVE_EXPR.
20719
20720 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
20721
20722 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
20723 (INSTALL_LIBGCC): Revert typo commit.
20724
20725 2009-01-26 Richard Guenther <rguenther@suse.de>
20726
20727 PR tree-optimization/38745
20728 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
20729 from special handling.
20730
20731 2009-01-26 Richard Guenther <rguenther@suse.de>
20732
20733 PR tree-optimization/38745
20734 * tree-ssa.c (execute_update_addresses_taken): Do not include
20735 variables that cannot possibly be a register in not_reg_needs.
20736 Do not clear TREE_ADDRESSABLE on vars that may not become
20737 registers.
20738 * tree-ssa.c (update_alias_info_1): Include those in the set
20739 of addressable vars.
20740
20741 2009-01-26 Richard Guenther <rguenther@suse.de>
20742
20743 PR middle-end/38851
20744 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
20745 * tree-ssa-dse.c: Include langhooks.h
20746 (execute_simple_dse): Remove stores with zero size.
20747
20748 2009-01-24 Jakub Jelinek <jakub@redhat.com>
20749
20750 PR c/38957
20751 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
20752 as PLUS_EXPR.
20753
20754 2009-01-24 Julian Brown <julian@codesourcery.com>
20755
20756 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
20757 config/arm/linux-atomic.c.
20758 * config/arm/linux-atomic.c: New.
20759
20760 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
20761
20762 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
20763 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
20764 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
20765
20766 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
20767
20768 PR c/38938
20769 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
20770 properly.
20771
20772 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
20773
20774 PR tree-optimization/38953
20775 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
20776 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
20777 (gloog): Split the exit of the scop when the scop exit is a loop exit.
20778 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
20779 changed the CFG.
20780
20781 2009-01-24 Paul Brook <paul@codesourcery.com>
20782
20783 * config/arm/neon.md (neon_type): Move to arm.md.
20784 (neon_mov<VSTRUCT>): Add neon_type attribute.
20785 * config/arm/arm.md (neon_type): Move to here.
20786 (conds): Add "unconditioal" and use as default for NEON insns.
20787
20788 2009-01-24 Ben Elliston <bje@au.ibm.com>
20789
20790 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
20791 void *' warning from -Wc++-compat.
20792 * Makefile.in (dominance.o-warn): Remove.
20793
20794 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
20795
20796 PR tree-optimization/38932
20797 * fold-const.c (fold_unary_ignore_overflow): New.
20798 * tree.h (fold_unary_ignore_overflow): Declare.
20799 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
20800 * tree-ssa-sccvn.c (visit_reference_op_load,
20801 simplify_unary_expression): Likewise.
20802
20803 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
20804
20805 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
20806 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
20807 regardless of their type.
20808 * c-common.c (handle_packed_attribute): Don't ignore packed on
20809 bitfields.
20810 * c.opt (Wpacked-bitfield-compat): New warning option.
20811 * stor-layout.c (place_field): Warn if offset of a field changed.
20812 * doc/extend.texi (packed): Mention the ABI change.
20813 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
20814 (Warning Options): Add it to the list.
20815
20816 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
20817
20818 * c-opts.c (c_common_post_options): Fix a typo in comments.
20819
20820 2009-01-22 Steve Ellcey <sje@cup.hp.com>
20821
20822 PR middle-end/38615
20823 * gimplify.c (gimplify_init_constructor): Fix promotion of const
20824 variables to static.
20825 * doc/invoke.texi (-fmerge-all-constants): Update description.
20826
20827 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
20828
20829 PR target/38931
20830 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
20831 (*movdi_1_rex64): Use type "mmx" for alternative 5.
20832
20833 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
20834
20835 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
20836 a word boundary.
20837 (LOCAL_ALIGNMENT): Similarly.
20838
20839 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
20840 Joseph Myers <joseph@codesourcery.com>
20841
20842 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
20843 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
20844 * config/arm/arm-tune.md: Regenerate.
20845 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
20846 -march=iwmmxt2.
20847
20848 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
20849
20850 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
20851 version number to five.
20852
20853 2009-01-22 Dodji Seketeli <dodji@redhat.com>
20854
20855 PR c++/38930
20856 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
20857 * c-common.c (set_underlying_type): Likewise.
20858 (is_typedef_decl ): Likewise
20859 * tree.h: Likewise
20860 (set_underlying_type): Likewise.
20861 (is_typedef_type): Likewise.
20862
20863 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
20864
20865 PR middle-end/38587
20866 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
20867 crossing setjmps.
20868
20869 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
20870
20871 PR bootstrap/37660
20872 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
20873 (LIBGCC_SPEC): Don't define.
20874 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
20875
20876 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
20877
20878 PR rtl-optimization/38879
20879 * alias.c (base_alias_check): Unaligned access via AND address can
20880 alias all surrounding object types except those with sizes equal
20881 or wider than the size of unaligned access.
20882
20883 2009-01-21 Dodji Seketeli <dodji@redhat.com>
20884
20885 PR c++/26693
20886 * c-decl.c (clone_underlying_type): Move this ...
20887 * c-common.c (set_underlying_type): ... here.
20888 Also, make sure the function properly sets TYPE_STUB_DECL() on
20889 the newly created typedef variant type.
20890 (is_typedef_decl ): New entry point.
20891 * tree.h: Added a new member member_types_needing_access_check to
20892 struct tree_decl_non_common.
20893 (set_underlying_type): New entry point.
20894 (is_typedef_type): Likewise.
20895
20896 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
20897
20898 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
20899 Check whether two instructions have memory references that
20900 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
20901 are helper functions for traversing.
20902 * alias.h (insn_alias_sets_confilict_p): New prototypes.
20903 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
20904 not to draw dependency edge for instructions with non-conflicting
20905 alias sets.
20906
20907 2009-01-20 Joseph Myers <joseph@codesourcery.com>
20908
20909 PR other/38758
20910 * longlong.h: Update copyright years. Use soft-fp license notice.
20911 Sync __clz_tab declaration with glibc.
20912
20913 2009-01-20 Steve Ellcey <sje@cup.hp.com>
20914
20915 PR target/30687
20916 * doc/extend.texi (syscall_linkage): New.
20917 (version_id): Modify.
20918
20919 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
20920 Richard Guenther <rguenther@suse.de>
20921
20922 PR tree-optimization/38747
20923 PR tree-optimization/38748
20924 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
20925 conversion if the base address is an indirect reference and the
20926 aliasing sets could cause issues.
20927
20928 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
20929
20930 * common.opt (fgraphite, fgraphite-identity): Add comment for
20931 explaining why these options are not documented.
20932
20933 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
20934
20935 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
20936 gimple_call_lhs is NULL.
20937
20938 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
20939
20940 PR target/38868
20941 * emit-rtl.c (adjust_address_1): Make sure memref is never
20942 overwritten.
20943
20944 2009-01-20 Ben Elliston <bje@au.ibm.com>
20945
20946 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
20947 const qualifier from arg parameter. Remove unnecessary cast to char *.
20948 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
20949 const qualifier from arg 2.
20950
20951 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
20952
20953 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
20954
20955 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
20956
20957 PR c/38869
20958 * rtl.h (reinit_regs): New prototype.
20959 * regclass.c: Include ira.h.
20960 (reinit_regs): New.
20961 * Makefile.in (regclass.o): Add ira.h.
20962 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
20963
20964 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
20965
20966 PR target/38736
20967 * c-common.c (handle_aligned_attribute): Use
20968 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
20969 default alignment value.
20970
20971 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
20972
20973 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
20974 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
20975
20976 * doc/extend.texi: Update __attribute__ ((aligned)). Document
20977 __BIGGEST_ALIGNMENT__.
20978
20979 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
20980
20981 2009-01-18 Richard Guenther <rguenther@suse.de>
20982
20983 PR tree-optimization/38819
20984 * tree-flow.h (operation_could_trap_helper_p): Declare.
20985 * tree-eh.c (operation_could_trap_helper_p): Export.
20986 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
20987 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
20988 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
20989 are about to insert a possibly trapping instruction and fail
20990 in this case.
20991
20992 2009-01-18 Andreas Schwab <schwab@suse.de>
20993
20994 * doc/install.texi (Configuration): Remove obsolete paragraph
20995 about use of --with-gnu-ld with --with-gnu-as.
20996
20997 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
20998
20999 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
21000 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
21001 Follow spelling conventions.
21002
21003 2009-01-18 Ben Elliston <bje@au.ibm.com>
21004
21005 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
21006 C++ warning about implicit conversion from void * to struct
21007 bitmap_head_def *.
21008 (bitmap_obstack_free): Likewise for bitmap_element *.
21009 * Makefile.in (bitmap.o-warn): Remove.
21010
21011 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
21012
21013 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
21014
21015 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
21016 Tobias Grosser <tobi.grosser@amd.com>
21017
21018 * graphite.c (graphite_trans_scop_block): Do not block single
21019 nested loops.
21020
21021 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
21022
21023 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
21024 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
21025 test with assertion.
21026
21027 2009-01-16 Richard Guenther <rguenther@suse.de>
21028
21029 PR tree-optimization/38835
21030 PR middle-end/36227
21031 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
21032 and INT + PTR -> (INT)(PTR p+ INT) folding.
21033 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
21034
21035 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
21036
21037 PR target/38554
21038 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
21039 the subreg from a lowpart subreg if it is also casting the value.
21040
21041 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
21042 Tobias Grosser <tobi.grosser@amd.com>
21043
21044 * graphite.c (compare_prefix_loops): New.
21045 (build_scop_canonical_schedules): Rewritten.
21046 (graphite_transform_loops): Move build_scop_canonical_schedules
21047 after build_scop_iteration_domain.
21048
21049 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
21050 Tobias Grosser <tobi.grosser@amd.com>
21051
21052 * graphite.c (add_conditions_to_domain): Add the loops to
21053 the dimension of the iteration domain. Do copy the domain
21054 only when it exists.
21055 (build_scop_conditions_1): Do not call add_conditions_to_domain.
21056 (add_conditions_to_constraints): New.
21057 (can_generate_code_stmt, can_generate_code): Removed.
21058 (gloog): Do not call can_generate_code.
21059 (graphite_transform_loops): Call add_conditions_to_constraints
21060 after building the iteration domain.
21061
21062 2009-01-16 Jakub Jelinek <jakub@redhat.com>
21063
21064 PR tree-optimization/38789
21065 * tree-ssa-threadedge.c
21066 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
21067 __builtin_constant_p.
21068
21069 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
21070
21071 * dce.c (delete_unmarked_insns): Reversed the order that insns are
21072 examined before deleting them.
21073
21074 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
21075
21076 * function.c (aggregate_value_p): Correctly extract the function
21077 type from CALL_EXPR_FN lookup.
21078
21079 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
21080
21081 * config/picochip/picochip.c (picochip_override_options): Revert
21082 CFI asm flag disable commited previously.
21083
21084 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
21085 Tobias Grosser <tobi.grosser@amd.com>
21086 Jan Sjodin <jan.sjodin@amd.com>
21087
21088 * graphite.c (scan_tree_for_params): On substractions negate
21089 all the coefficients of the term.
21090 (clast_to_gcc_expression_red): New. Handle reduction expressions
21091 of more than two operands.
21092 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
21093 (get_vdef_before_scop): Handle also the case of default definitions.
21094
21095 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
21096
21097 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
21098 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
21099 Also use them when walking CALL_INSN_FUNCTION_USAGE.
21100
21101 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
21102 Joey Ye <joey.ye@intel.com>
21103
21104 PR middle-end/37843
21105 * cfgexpand.c (expand_stack_alignment): Don't update stack
21106 boundary nor check incoming stack boundary here.
21107 (gimple_expand_cfg): Update stack boundary and check incoming
21108 stack boundary here.
21109
21110 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
21111
21112 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
21113
21114 2009-01-14 Jakub Jelinek <jakub@redhat.com>
21115
21116 PR rtl-optimization/38245
21117 * calls.c (expand_call): Add stack arguments to
21118 CALL_INSN_FUNCTION_USAGE even for pure calls (when
21119 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
21120 in regs and partially in memory or BLKmode arguments.
21121 (emit_library_call_value_1): Add stack arguments to
21122 CALL_INSN_FUNCTION_USAGE even for pure calls (when
21123 ACCUMULATE_OUTGOING_ARGS).
21124 * dce.c: Include tm_p.h.
21125 (find_call_stack_args): New function.
21126 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
21127 argument.
21128 (mark_insn): Call find_call_stack_args for CALL_Ps.
21129 (prescan_insns_for_dce): Walk insns backwards in bb rather than
21130 forwards. Allocate and free arg_stores bitmap if needed, pass it
21131 down to deletable_insn_p, don't mark stores set in arg_stores
21132 bitmap, clear the bitmap at the beginning of each bb.
21133 * Makefile.in (dce.o): Depend on $(TM_P_H).
21134
21135 2009-01-14 Michael Meissner <gnu@the-meissners.org>
21136
21137 PR target/22599
21138 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
21139 to make sure the insn is a conditional test (bug 22599). Reformat a
21140 few long lines.
21141
21142 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
21143
21144 PR middle-end/38431
21145 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
21146 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
21147 (gloog): Do not call cleanup_tree_cfg.
21148 (graphite_transform_loops): Call cleanup_tree_cfg after all
21149 scops have been code generated.
21150
21151 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
21152 * doc/gty.texi (Invoking the garbage collector): Added new node
21153 and section documenting ggc_collect.
21154
21155 2009-01-14 Richard Guenther <rguenther@suse.de>
21156
21157 PR tree-optimization/38826
21158 PR middle-end/38477
21159 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
21160 initialization notes only if we actually emitted a warning.
21161 (intra_create_variable_infos): Add constraints for a result decl
21162 that is passed by hidden reference.
21163 (build_pred_graph): Mark all related variables non-direct on
21164 address-taking.
21165
21166 2009-01-14 Nick Clifton <nickc@redhat.com>
21167
21168 * ira-conflicts.c: Include addresses.h for the definition of
21169 base_reg_class.
21170 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
21171 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
21172
21173 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
21174
21175 PR target/38811
21176 * Makefile.in (ira-lives.o): Add except.h.
21177
21178 * ira-lives.c: Include except.h.
21179 (process_bb_node_lives): Process can_throw_internal.
21180
21181 2009-01-13 Jakub Jelinek <jakub@redhat.com>
21182
21183 PR rtl-optimization/38774
21184 * combine.c (simplify_set): When undoing cc_use change, don't do
21185 PUT_CODE on the newly created comparison, but instead put back the
21186 old comparison.
21187
21188 2009-01-13 Joseph Myers <joseph@codesourcery.com>
21189
21190 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
21191 values. Remove duplicate arm8 entry.
21192
21193 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
21194
21195 PR tree-optimization/38786
21196 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
21197 the SSA_NAME case of expand_scalar_variables_expr.
21198 Set the type of an expression to the type of its assign statement.
21199 (expand_scalar_variables_expr): Also gather the scalar computation
21200 used to index the memory access. Do not pass loop_p.
21201 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
21202 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
21203 the gimple_stmt_iterator where it inserts new code.
21204 Do not pass loop_p.
21205 (copy_bb_and_scalar_dependences): Do not pass loop_p.
21206 (translate_clast): Update call to copy_bb_and_scalar_dependences.
21207
21208 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
21209
21210 * graphite.h (debug_value): Removed.
21211 * graphite.c (debug_value): Removed.
21212
21213 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
21214
21215 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
21216 ldrd/strd with two 32-bit instructions.
21217
21218 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
21219
21220 * config/arm/arm.c (struct processors): Pass for speed down into
21221 cost helper functions.
21222 (const_ok_for_op): Handle COMPARE and inequality nodes.
21223 (arm_rtx_costs_1): Rewrite.
21224 (arm_size_rtx_costs): Update prototype.
21225 (arm_rtx_costs): Pass speed down to helper functions.
21226 (arm_slowmul_rtx_costs): Rework cost calculations.
21227 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
21228 (arm_9e_rtx_costs): Likewise.
21229
21230 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
21231
21232 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
21233 relocations of local symbols wider than UNITS_PER_WORD are not valid.
21234 (alpha_legitimize_address): Do not split local symbols wider than
21235 UNITS_PER_WORD into HIGH/LO_SUM parts.
21236
21237 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
21238
21239 PR bootstrap/38580
21240 * gcc.c (process_command): Replace call to execvp with calls
21241 to pex_one and exit.
21242
21243 2009-01-03 Anatoly Sokolov <aesok@post.ru>
21244
21245 PR target/29141
21246 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
21247 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
21248 variant for devices with 3-byte PC.
21249 (__tablejump_elpm__): New.
21250
21251 2009-01-12 Jakub Jelinek <jakub@redhat.com>
21252
21253 PR c/32041
21254 * c-parser.c (c_parser_postfix_expression): Allow `->' in
21255 offsetof member-designator, handle it as `[0].'.
21256
21257 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21258
21259 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
21260 function when not using named sections on targets with named sections
21261 if branch distance is less than 262132.
21262
21263 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
21264
21265 * combine.c (combine_instructions): Recompute
21266 optimize_this_for_speed_p for each BB in the main combine loop.
21267
21268 2009-01-12 Tomas Bily <tbily@suse.cz>
21269
21270 PR middlend/38385
21271 * tree-loop-distribution.c (prop_phis): New function.
21272 (generate_builtin): Call prop_phis.
21273 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
21274
21275 2009-01-12 Jakub Jelinek <jakub@redhat.com>
21276
21277 PR tree-optimization/38807
21278 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
21279 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
21280
21281 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
21282
21283 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
21284 subreg of op0 to the original op0.
21285
21286 2009-01-11 Laurent GUERBY <laurent@guerby.net>
21287
21288 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
21289
21290 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
21291
21292 PR debug/7055
21293 * mips-tfile.c (parse_def): Fix parsing of def strings
21294 starting with digits.
21295
21296 2009-01-10 Jakub Jelinek <jakub@redhat.com>
21297
21298 PR target/38695
21299 * config/arm/arm.c (arm_is_long_call_p): Don't call
21300 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
21301
21302 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
21303
21304 * regrename.c (regrename_optimize): Fix dumping.
21305 (find_oldest_value_reg): Preserve REG_POINTER.
21306 (copy_hardreg_forward_1): Likewise.
21307
21308 2009-01-09 Diego Novillo <dnovillo@google.com>
21309
21310 * gimple.h (struct gimple_statement_base) <uid>: Document
21311 the restrictions on its use.
21312 (gimple_uid): Tidy.
21313 (gimple_set_uid): Tidy.
21314
21315 2009-01-09 Jakub Jelinek <jakub@redhat.com>
21316
21317 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
21318 zero guard even if align_bytes != 0 and count is smaller than
21319 size_needed.
21320
21321 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
21322
21323 PR rtl-optimization/38495
21324 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
21325 (add_range_and_copies_from_move_list): Print all added ranges.
21326 Add ranges to memory optimized destination.
21327
21328 2009-01-09 Jakub Jelinek <jakub@redhat.com>
21329
21330 PR target/38686
21331 PR target/38708
21332 * config/i386/i386.c (override_options): Reject
21333 -mstringop-strategy=rep_8byte with -m32.
21334 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
21335 to 1. Do count comparison against epilogue_size_needed at compile
21336 time even when count_exp was constant forced into register. For
21337 size_needed don't jump to epilogue, instead just avoid aligning
21338 and invoke the body algorithm. If need_zero_guard, add zero guard
21339 even if count is non-zero, but smaller than size_needed + number of
21340 bytes that could be stored for alignment.
21341 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
21342 to 1. If need_zero_guard, add zero guard even if count is non-zero,
21343 but smaller than size_needed + number of bytes that could be stored
21344 for alignment. Compare size_needed with epilogue_size_needed instead
21345 of desired_align - align, don't adjust size_needed, pass
21346 epilogue_size_needed to the epilogue expanders.
21347
21348 PR c/35742
21349 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
21350
21351 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21352
21353 * pa.c (last_address): Change to unsigned.
21354 (update_total_code_bytes): Change argument to unsigned. Don't
21355 check if insn addresses are set.
21356 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
21357 addresses are not set.
21358 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
21359
21360 2009-01-09 Nick Clifton <nickc@redhat.com>
21361
21362 * config/sh/symbian.c: Replace uses of DECL_INLINE with
21363 DECL_DECLARED_INLINE_P.
21364
21365 2009-01-09 Jakub Jelinek <jakub@redhat.com>
21366
21367 PR middle-end/38347
21368 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
21369 GET_MODE (op0) in operand_subword_force calls.
21370
21371 PR middle-end/38771
21372 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
21373 fold_convert arg0 operands to TREE_TYPE (op0) first.
21374
21375 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
21376
21377 * params.def (ira-max-conflict-table-size): Decrease default value
21378 to 1000.
21379
21380 2009-01-08 Jakub Jelinek <jakub@redhat.com>
21381
21382 PR tree-optimization/37031
21383 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
21384 on parameter_set.
21385 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
21386 allocate it using gc instead of heap, use VEC_quick_push instead of
21387 VEC_safe_push.
21388 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
21389 instead of heap, use VEC_quick_push instead of VEC_safe_push.
21390 * tree-data-ref.h (struct access_matrix): Change matrix to gc
21391 allocated vector from heap allocated.
21392 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
21393 * tree-loop-linear.c (linear_transform_loops): Allocate nest
21394 vector only after perfect_loop_nest_depth call.
21395
21396 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
21397 Jan Sjodin <jan.sjodin@amd.com>
21398
21399 PR tree-optimization/38559
21400 * graphite.c (debug_value, copy_constraint,
21401 swap_constraint_variables, scale_constraint_variable, ): New.
21402 (get_lower_bound, get_upper_bound): Removed.
21403 (graphite_trans_bb_strip_mine): Clean up this code that works
21404 only for constant number of iterations. Fully copy upper and
21405 lower bound constraints, not only the constant part of them.
21406 * graphite.h (debug_value): Declared.
21407
21408 2009-01-08 Ira Rosen <irar@il.ibm.com>
21409
21410 PR tree-optimization/37194
21411 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
21412 Don't add the cost of cost model guard in prologue to scalar
21413 outside cost in case of known number of iterations.
21414
21415 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
21416 Alan Modra <amodra@bigpond.net.au>
21417
21418 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
21419 non-word-aligned REG+CONST addressing.
21420
21421 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
21422
21423 PR target/38706
21424 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
21425 free_after_compilation when outputting a thunk.
21426 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
21427 Do not call free_after_compilation here.
21428
21429 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
21430
21431 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
21432 (ix86_valid_target_attribute_inner_p): Ditto.
21433
21434 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
21435
21436 PR tree-optimization/38492
21437 PR tree-optimization/38498
21438 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
21439 * tree-chrec.h (scev_is_linear_expression): Declared.
21440 * graphite.c (graphite_cannot_represent_loop_niter): New.
21441 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
21442 (graphite_loop_normal_form): Use gcc_assert.
21443 (scan_tree_for_params): Use CASE_CONVERT.
21444 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
21445 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
21446 Use gcc_assert. Discard scops that contain unhandled cases.
21447 (build_scop_conditions): Return a boolean status for unhandled cases.
21448 (strip_mine_profitable_p): Print the loop number, not its depth.
21449 (is_interchange_valid): Pass the depth of the loop nest, don't
21450 recompute it wrongly.
21451 (graphite_trans_bb_block): Same.
21452 (graphite_trans_bb_block): Print tentative of loop blocking.
21453 (graphite_trans_scop_block): Do not print that the loop has been
21454 blocked.
21455 (graphite_transform_loops): Do not handle scops that contain condition
21456 scalar phi nodes.
21457
21458 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
21459
21460 AVX Programming Reference (December, 2008)
21461 * config/i386/avxintrin.h (_mm256_stream_si256): New.
21462 (_mm256_stream_pd): Likewise.
21463 (_mm256_stream_ps): Likewise.
21464
21465 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
21466 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
21467 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
21468 (bdesc_special_args): Add __builtin_ia32_movntdq256,
21469 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
21470 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
21471 (ix86_expand_special_args_builtin): Likewise.
21472
21473 * config/i386/sse.md (AVXMODEDI): New.
21474 (avx_movnt<mode>): Likewise.
21475 (avx_movnt<mode>): Likewise.
21476 (<sse>_movnt<mode>): Remove AVX support.
21477 (sse2_movntv2di): Likewise.
21478
21479 2009-01-07 Richard Guenther <rguenther@suse.de>
21480
21481 PR middle-end/38751
21482 * fold-const.c (extract_muldiv): Remove obsolete comment.
21483 (fold_plusminus_mult_expr): Undo MINUS_EXPR
21484 to PLUS_EXPR canonicalization for the canonicalization.
21485
21486 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
21487
21488 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
21489 hosted cross-compilers generating less efficient code.
21490
21491 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
21492
21493 * function.h (rtl_data): Add a dbr_scheduled_p field.
21494 * reorg.c (dbr_schedule): Set it.
21495 (gate_handle_delay_slots): Check it.
21496 * config/mips/mips.c (mips_base_delayed_branch): Delete.
21497 (mips_reorg): Check flag_delayed_branch instead of
21498 mips_base_delayed_branch.
21499 (mips_override_options): Don't set mips_base_delayed_branch
21500 or flag_delayed_branch.
21501
21502 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
21503
21504 PR rtl-optimization/38426.
21505 * ira.c (ira): Set current_function_is_leaf earlier.
21506
21507 2009-01-06 Jakub Jelinek <jakub@redhat.com>
21508
21509 PR rtl-optimization/38722
21510 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
21511 too early, only set a flag and modify after last possible
21512 undo_all point.
21513
21514 2009-01-06 Janis Johnson <janis187@us.ibm.com>
21515
21516 PR c/34252
21517 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
21518 * real.c (decimal_single_format): Correct values of emin and emax.
21519 (decimal_double_format): Ditto.
21520 (decimal_quad_format): Ditto.
21521 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
21522 computation of DECnn_MIN and DECnn_MAX for corrected values of
21523 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
21524 __DECnn_MIN__, and adjust its computation for the corrected value
21525 of emin.
21526
21527 2009-01-06 Jan Hubicka <jh@suse.cz>
21528
21529 PR target/38744
21530 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
21531
21532 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
21533
21534 * doc/contrib.texi (Contributors): Slightly adjust the end note.
21535 Add Robert Clark to the list of testers.
21536
21537 2009-01-06 Jan Hubicka <jh@suse.cz>
21538 Kai Tietz <kai.tietz@onevision.com>
21539
21540 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
21541 * config/i386/i386.c (ix86_expand_call): Add clobbers.
21542
21543 2009-01-06 Jan Hubicka <jh@suse.cz>
21544 Kai Tietz <kai.tietz@onevision.com>
21545
21546 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
21547 for w64 ABI.
21548 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
21549 (ix86_nsaved_regs): Count only general purpose regs.
21550 (ix86_nsaved_sseregs): New.
21551 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
21552 to 16 for w64; compute padding and size of sse reg save area.
21553 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
21554 general purpose regs.
21555 (ix86_emit_save_sse_regs_using_mov): New.
21556 (ix86_expand_prologue): Save SSE regs if needed.
21557 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
21558 (ix86_emit_restore_sse_regs_using_mov): New.
21559 (ix86_expand_epilogue): Save SSE regs if needed.
21560
21561 2009-01-06 Jan Hubicka <jh@suse.cz>
21562 Kai Tietz <kai.tietz@onevision.com>
21563
21564 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
21565 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
21566 functions when accumulate outgoing args is off.
21567
21568 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
21569
21570 PR bootstrap/38742
21571 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
21572 before using pseudos_have_intersected_live_ranges_p.
21573
21574 * ira-int.h (ira_assert): Always define.
21575
21576 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
21577
21578 AVX Programming Reference (December, 2008)
21579 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
21580 (_mm256_permute2_pd): Likewise.
21581 (_mm_permute2_ps): Likewise.
21582 (_mm256_permute2_ps): Likewise.
21583 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
21584 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
21585
21586 * config/i386/i386.c (ix86_builtins): Remove
21587 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
21588 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
21589 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
21590 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
21591 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
21592 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
21593 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
21594 __builtin_ia32_vpermil2ps256.
21595 (ix86_init_mmx_sse_builtins): Updated.
21596 (ix86_expand_args_builtin): Likewise.
21597
21598 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21599
21600 * pa.c (output_call): Relocate non-jump insns in the delay slot of
21601 long absolute calls when generating PA 2.0 code.
21602
21603 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
21604
21605 PR rtl-optimization/38583
21606 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
21607
21608 * params.def (ira-max-conflict-table-size): New.
21609
21610 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
21611
21612 * ira.h (ira_conflicts_p): New external definition.
21613
21614 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
21615 table. Report this. Return result of building.
21616 (ira_build_conflicts): Use ira_conflicts_p. Check result of
21617 building conflict table.
21618
21619 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
21620 (ira_color): Use ira_conflicts_p.
21621
21622 * global.c: Include ira.h.
21623 (pseudo_for_reload_consideration_p, build_insn_chain): Use
21624 ira_conflicts_p.
21625
21626 * Makefile.in (global.o): Add ira.h.
21627
21628 * ira-build.c (mark_all_loops_for_removal,
21629 propagate_some_info_from_allocno): New.
21630 (remove_unnecessary_allocnos): Call
21631 propagate_some_info_from_allocno.
21632 (remove_low_level_allocnos): New.
21633 (remove_unnecessary_regions): Add parameter. Call
21634 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
21635 parameter to remove_unnecessary_regions.
21636 (ira_build): Remove all regions but root if the conflict table was
21637 not built. Update conflict hard regs for allocnos crossing calls.
21638
21639 * ira.c (ira_conflicts_p): New global.
21640 (ira): Define and use ira_conflicts_p.
21641
21642 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
21643 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
21644 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
21645
21646 2009-01-06 Ben Elliston <bje@au.ibm.com>
21647
21648 * gengtype-lex.l (YY_NO_INPUT): Define.
21649
21650 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
21651
21652 PR c/34911
21653 * c-common.c (handle_vector_size_attribute): Also reject
21654 BOOLEAN_TYPE types.
21655
21656 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
21657
21658 PR tree-optimization/38492
21659 * graphite.c (rename_map_elt, debug_rename_elt,
21660 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
21661 rename_map_elt_info, eq_rename_map_elts,
21662 get_new_name_from_old_name, bb_in_sese_p): Moved around.
21663 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
21664 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
21665 (sese_build_livein_liveouts): New.
21666 (new_sese, free_sese): New.
21667 (new_scop): Call new_sese.
21668 (free_scop): Call free_sese.
21669 (rename_variables_from_edge, rename_phis_end_scop): Removed.
21670 (register_old_new_names): Renamed register_old_and_new_names.
21671 (register_scop_liveout_renames, add_loop_exit_phis,
21672 insert_loop_close_phis, struct igp,
21673 default_liveout_before_guard, add_guard_exit_phis,
21674 insert_guard_phis, copy_renames): New.
21675 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
21676 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
21677 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
21678 (scop_adjust_phis_for_liveouts): New.
21679 (gloog): Call scop_adjust_phis_for_liveouts.
21680
21681 * graphite.h (struct sese): Documented. Added fields liveout,
21682 num_ver and livein.
21683 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
21684 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
21685 (struct scop): Added field liveout_renames.
21686 (SCOP_LIVEOUT_RENAMES): New.
21687
21688 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
21689
21690 PR tree-optimization/38510
21691 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
21692 (translate_clast): Call recompute_all_dominators before
21693 graphite_verify.
21694 (gloog): Call recompute_all_dominators before graphite_verify.
21695
21696 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
21697 Jan Sjodin <jan.sjodin@amd.com>
21698
21699 PR tree-optimization/38500
21700 * graphite.c (create_sese_edges): Call fix_loop_structure after
21701 splitting blocks.
21702
21703 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
21704
21705 * config.gcc: Add m32r*-*-rtems*.
21706 * config/m32r/rtems.h: New file.
21707
21708 2009-01-05 Ben Elliston <bje@au.ibm.com>
21709
21710 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
21711 (.po.pox): Likewise.
21712 (po/gcc.pot): Likewise.
21713
21714 2009-01-04 David S. Miller <davem@davemloft.net>
21715
21716 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
21717 (STARTING_FRAME_OFFSET): Always set to zero.
21718
21719 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
21720
21721 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
21722 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
21723 fixed-point types, and vectors of the same.
21724
21725 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
21726
21727 * config/mips/sync.md (*mb_barrier): Rename to...
21728 (*memory_barrier): ...this.
21729
21730 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
21731
21732 * doc/extend.texi (Function Attributes): Move @cindex after @item
21733 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
21734 and put in alphabetical order. Fix 'target' name and put in order.
21735 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
21736 typos.
21737
21738 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
21739
21740 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
21741 (memory_barrier): Expand as unspec instead of unspec_volatile.
21742 Remove mem:BLK from insn operands. Use Pmode scratch register.
21743 (*memory_barrier): Define as unspec instead of unspec_volatile.
21744 Use (match_dup 0) as input operand.
21745
21746 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
21747 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
21748 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
21749 scratch register. Remove operand 1.
21750 (*stbar): Define as unspec instead of unspec_volatile.
21751 Use (match_dup 0) as input operand, remove (const_int 8).
21752 (*membar): Define as unspec instead of unspec_volatile.
21753 Use (match_dup 0) as input operand, remove input operand 2.
21754
21755 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
21756 (memory_barrier): Expand as unspec instead of unspec_volatile.
21757 Remove mem:BLK from insn operands. Use Pmode scratch register.
21758 (*memory_barrier): Define as unspec instead of unspec_volatile.
21759 Use (match_dup 0) as input operand.
21760
21761 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
21762 Remove mem:BLK from insn operands. Use Pmode scratch register.
21763 Set volatile flag on operand 0.
21764 (*memory_barrier): New insn pattern.
21765
21766 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
21767 insn operands.
21768 (*memory_barrier): Use (match_dup 0) as input operand.
21769
21770 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
21771 Remove mem:BLK from insn operands. Use Pmode scratch register.
21772 Set volatile flag on operand 0.
21773 (*mb_internal): New insn pattern.
21774
21775 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
21776
21777 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
21778
21779 PR middle-end/38586
21780 * function.c (struct temp_slot): Move to the section of the file
21781 that deals with temp slots. Remove field 'address'.
21782 (temp_slot_address_table): New hash table of address -> temp slot.
21783 (struct temp_slot_address_entry): New struct, items for the table.
21784 (temp_slot_address_compute_hash, temp_slot_address_hash,
21785 temp_slot_address_eq, insert_temp_slot_address): Support functions
21786 for the new table.
21787 (find_temp_slot_from_address): Rewrite to use the new hash table.
21788 (remove_unused_temp_slot_addresses): Remove addresses of temp
21789 slots that have been made available.
21790 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
21791 worker function for remove_unused_temp_slot_addresses.
21792 (assign_stack_temp_for_type): Don't clear the temp slot address list.
21793 Add the temp slot address to the address -> temp slot map.
21794 (update_temp_slot_address): Update via insert_temp_slot_address.
21795 (free_temp_slots): Call remove_unused_temp_slot_addresses.
21796 (pop_temp_slots): Likewise.
21797 (init_temp_slots): Allocate the address -> temp slot map, or empty
21798 the map if it is already allocated.
21799 (prepare_function_start): Initialize temp slot processing.
21800
21801 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
21802
21803 PR middle-end/38584
21804 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
21805 Calculate the size of all stack vars assuming no packing of stack
21806 vars will happen, replacing a quadratic algorithm with a linear one.
21807
21808 2009-01-03 Jakub Jelinek <jakub@redhat.com>
21809
21810 PR target/38707
21811 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
21812 can't be used.
21813
21814 2009-01-03 Diego Novillo <dnovillo@google.com>
21815
21816 * doc/contrib.texi: Update contributions.
21817
21818 2009-01-03 Jakub Jelinek <jakub@redhat.com>
21819
21820 PR c++/38705
21821 * builtins.c (fold_builtin_memory_op): Give up if either operand
21822 is volatile. Set srctype or desttype to non-qualified version
21823 of the other type.
21824
21825 PR c/38700
21826 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
21827 and FUNCTION_DECLs.
21828
21829 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
21830
21831 PR rtl-optimization/35805
21832 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
21833 problem if fast dce is able to remove any instructions.
21834 * dce.c (dce_process_block): Fix dump message.
21835
21836 2009-01-02 Mark Mitchell <mark@codesourcery.com>
21837
21838 PR 33649
21839 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
21840
21841 2009-01-02 Jakub Jelinek <jakub@redhat.com>
21842
21843 PR middle-end/38690
21844 * tree-flow.h (op_code_prio, op_prio): New prototypes.
21845 * tree-pretty-print.c (op_code_prio): New function.
21846 (op_prio): No longer static. Use op_code_prio.
21847 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
21848 Use op_prio and op_code_prio to determine if () should be
21849 printed around operand(s) or not.
21850
21851 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
21852 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
21853 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
21854 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
21855 pp_character instead of pp_string for single letter printing.
21856
21857 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
21858
21859 * doc/extend.texi: Fix '#pragma GCC option' typo.
21860
21861 2009-01-02 Richard Guenther <rguenther@suse.de>
21862
21863 * doc/install.texi (--enable-checking): Mention different
21864 default for stage1.
21865 (--enable-stage1-checking): Document.
21866
21867 2009-01-01 Andrew Pinski <pinskia@gmail.com>
21868
21869 PR middle-end/30142
21870 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
21871 case to be an error.
21872
21873 2009-01-02 Ben Elliston <bje@au.ibm.com>
21874
21875 * config/fp-bit.h (pack_d): Constify argument.
21876 * config/fp-bit.c (makenan): Constify return type. Remove casts.
21877 (isnan): Constify argument.
21878 (isinf): Likewise.
21879 (iszero): Likewise.
21880 (pack_d): Likewise.
21881 (_fpadd_parts): Constify return type.
21882 (_fpmul_parts): Likewise.
21883 (_fpdiv_parts): Likewise.
21884
21885 2009-01-01 Jakub Jelinek <jakub@redhat.com>
21886
21887 PR c/36489
21888 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
21889 warn about overwriting initializer with side-effects or
21890 -Woverride-init if !IMPLICIT.
21891 (output_init_element): Likewise. Pass IMPLICIT down to
21892 add_pending_init.
21893 (process_init_element): Add IMPLICIT argument. Pass it down
21894 to output_init_element.
21895 (push_init_element, pop_init_level, set_designator): Adjust
21896 process_init_element callers.
21897 (set_nonincremental_init, set_nonincremental_init_from_string):
21898 Adjust add_pending_init callers.
21899 (output_pending_init_elements): Adjust output_init_element callers.
21900 * c-tree.h (process_init_element): Adjust prototype.
21901 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
21902 process_init_element callers.
21903
21904 \f
21905 Copyright (C) 2009 Free Software Foundation, Inc.
21906
21907 Copying and distribution of this file, with or without modification,
21908 are permitted in any medium without royalty provided the copyright
21909 notice and this notice are preserved.