1 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
3 * c-common.c (c_common_reswords) add the alignof keyword,
4 with same RID as __alignof and __alignof__
6 2009-08-25 Anatoly Sokolov <aesok@post.ru>
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.
20 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
21 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
23 (alpha_vms_can_eliminate): Declare as static, change return type to
25 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
115 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
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.
121 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
123 * gimplify.c (prepare_gimple_addressable): New static function.
124 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
126 (gimplify_addr_expr): Invoke it similarly on the operand instead of
127 manually fiddling with it.
129 2009-08-25 Michael Matz <matz@suse.de>
131 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
132 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
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
142 2009-08-25 Michael Matz <matz@suse.de>
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
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.
163 2009-08-25 Michael Matz <matz@suse.de>
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.
169 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
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.
180 2009-08-25 Janus Weil <janus@gcc.gnu.org>
183 * tree-pretty-print.c (print_call_name): Print the correct call name
184 for procedure pointer components.
186 2009-08-24 Steve Ellcey <sje@cup.hp.com>
188 * config/ia64/ia64.c (ia64_promote_function_mode): Call
189 default_promote_function_mode when not VMS.
191 2009-08-24 Olivier Hainque <hainque@adacore.com>
193 * convert.c (convert_to_integer): Don't assume an input pointer is
194 POINTER_SIZE wide. Fetch from the type instead.
196 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
198 * configure.ac (AC_PREREQ): Bump to 2.64.
200 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
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.
206 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
208 * config/arm/arm.c (output_return_instruction): Handle for
211 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
213 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
215 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
217 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
218 (*arm_movdf_vfp): Likewise.
220 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
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.
226 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
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.
243 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
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.
251 2009-08-23 Alan Modra <amodra@bigpond.net.au>
254 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
257 2009-08-23 Alan Modra <amodra@bigpond.net.au>
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
265 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
267 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
268 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
270 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
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
279 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
282 * aclocal.m4: Regenerate.
283 * config.in: Regenerate.
284 * configure: Regenerate.
286 2009-08-21 Douglas B Rupp <rupp@gnat.com>
287 Olivier Hainque <hainque@adacore.com>
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.
320 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
323 * config/rs6000/rs6000.c (rs6000_override_options): Use
324 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
327 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
328 reporting of vector + decimal/boolean/complex error.
330 2009-08-21 Jakub Jelinek <jakub@redhat.com>
332 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
333 __vector double TYPE_DECL.
335 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
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.
342 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
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.
349 2009-08-20 Matt Rice <ratmice@gmail.com>
350 Diego Novillo <dnovillo@google.com>
352 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
355 2009-08-20 Richard Guenther <rguenther@suse.de>
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
370 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
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.
376 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
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.
384 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
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.
390 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
391 Richard Earnshaw <richard.earnshaw@arm.com>
393 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
394 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
396 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
398 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
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.
403 2009-08-19 Jakub Jelinek <jakub@redhat.com>
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.
409 2009-08-19 Jason Merrill <jason@redhat.com>
411 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
412 supported template depth in C++0x.
414 2009-08-19 Jakub Jelinek <jakub@redhat.com>
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.
426 2009-08-19 Ian Lance Taylor <iant@google.com>
428 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
429 of (plus (mult (neg B) C) A).
431 2009-08-18 Michael Matz <matz@suse.de>
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.
441 2009-08-18 Michael Matz <matz@suse.de>
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.
447 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
449 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
450 locators before emit_insn is called. Remove assert that
452 (alpha_end_function): Clear crtl->emit structure and free insn
453 locators if cfun->is_thunk is true.
455 2009-08-18 Jason Merrill <jason@redhat.com>
457 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
459 * configure.ac: Test for it.
460 * configure, config.in: Regenerate.
461 * doc/install.texi: Document --enable-gnu-unique-object.
463 2009-08-18 Richard Guenther <rguenther@suse.de>
466 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
467 pow(x,y*z) only if x is nonnegative.
469 2009-08-18 Jakub Jelinek <jakub@redhat.com>
471 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
475 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
476 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
478 2009-08-17 DJ Delorie <dj@redhat.com>
480 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
481 * config/m32c/prologue.md (epilogue_freit): 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
497 2009-08-17 Douglas B Rupp <rupp@gnat.com>
499 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
500 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
502 2009-08-16 Douglas B Rupp <rupp@gnat.com>
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.
508 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
511 * config/mips/mips.md (*lwxs): Use :P for pointer values.
513 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
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
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.
544 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
546 * config/alpha/alpha.c (alpha_and_function): Handle NULL_RTX returned
547 from prev_active_insn.
549 2009-08-16 Anatoly Sokolov <aesok@post.ru>
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
558 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
559 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
561 2009-08-16 Dodji Seketeli <dodji@redhat.com>
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
570 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
572 * graphite-poly.c (print_pbb): Print PBB index.
574 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
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.
583 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
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.
594 2009-08-14 Douglas B Rupp <rupp@gnat.com>
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.
608 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
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.
628 2009-08-14 Douglas B Rupp <rupp@gnat.com>
629 Tristan Gingold <gingold@adacore.com>
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.
639 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
641 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
644 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
647 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
649 * real.h (do_mpc_arg2): ... here.
650 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
653 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
655 * final.c (add_debug_prefix_map): Don't use GC memory for
656 old_prefix and new_prefix.
658 2009-08-14 Richard Guenther <rguenther@suse.de>
660 * ipa-prop.c (compute_complex_pass_through): If we cannot
661 compute a non-varying offset for IPA_JF_ANCESTOR punt.
663 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
665 * c-lex.c (c_lex_with_flags): Increase size of local variable
666 to avoid memory clobber.
668 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
671 * config/i386/i386.c (ix86_fp_comparison_strategy):
672 Only enable/disable sahf at function granularity.
674 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
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.
681 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
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.
691 2009-08-13 DJ Delorie <dj@redhat.com>
693 * config/i386/djgpp-stdint.h: New.
694 * config.gcc (djgpp): Use it.
696 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
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.
701 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
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.
709 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
711 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
713 2009-08-13 Richard Guenther <rguenther@suse.de>
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.
723 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
726 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
728 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
730 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
732 2009-08-12 Richard Guenther <rguenther@suse.de>
734 PR tree-optimization/41011
735 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
736 and reference constructing.
738 2009-08-12 Xinliang David Li <davidxl@google.com>
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
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.
751 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
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.
759 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
761 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
763 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
765 * calls.c (expand_call): Fix typo.
766 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
768 * stmt.c (expand_value_return): Use promote_function_mode to copy out
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.
775 2009-08-12 Andrew Haley <aph@redhat.com>
777 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
779 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
782 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
784 2009-08-12 Richard Guenther <rguenther@suse.de>
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.
792 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
795 * sese.c (convert_for_phi_arg): New.
796 (add_guard_exit_phis): Use convert_for_phi_arg.
798 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
800 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
801 unknown subscript upper bounds.
803 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
804 Pranav Garg <pranav.garg2107@gmail.com>
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.
814 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
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.
823 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
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
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.
840 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
842 * graphite-interchange.c (compute_array_size): Remove use of
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
851 (build_poly_dr): Same.
853 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
854 Sebastian Pop <sebastian.pop@amd.com>
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
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.
867 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
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
873 (graphite-interchange.c): Same.
874 * graphite-poly.c (print_scattering_function): Test for
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.
898 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
900 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
903 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
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
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.
917 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
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.
925 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
927 PR rtl-optimization/41033
928 * alias.c (nonoverlapping_component_refs_p): Punt when strict
929 aliasing is disabled.
931 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
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.
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
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.
950 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
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.
957 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
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.
965 2009-08-11 Douglas B Rupp <rupp@gnat.com>
967 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
970 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
971 Eric Botcazou <botcazou@adacore.com>
972 Douglas B Rupp <rupp@gnat.com>
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.
982 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
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.
988 2009-08-11 Richard Guenther <rguenther@suse.de>
991 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
993 2009-08-10 Douglas B Rupp <rupp@gnat.com>
995 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
996 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
998 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
999 Douglas B Rupp <rupp@gnat.com>
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.
1017 2009-08-10 Eric Botcazou <botcazou@adacore.com>
1018 Douglas B Rupp <rupp@gnat.com>
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.
1033 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
1036 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
1037 (sub_ddmmss): Likewise.
1039 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
1042 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
1045 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1048 * reload1.c (reload_as_needed): Use cancel_changes to completely
1049 undo a failed replacement attempt.
1051 2009-08-10 Richard Guenther <rguenther@suse.de>
1054 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
1055 (useless_type_conversion_p): ... here. Require pointer targets
1058 2009-08-10 Dodji Seketeli <dodji@redhat.com>
1061 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
1062 loose the original type of the statement list.
1064 2009-08-09 Douglas B Rupp <rupp@gnat.com>
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.
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.
1081 2009-08-09 Olivier Hainque <hainque@adacore.com>
1082 Douglas B Rupp <rupp@gnat.com>
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
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):
1110 2009-08-09 Eric Botcazou <botcazou@adacore.com>
1111 Douglas B Rupp <rupp@gnat.com>
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.
1121 2009-08-09 Douglas B Rupp <rupp@gnat.com>
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
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.
1144 2009-08-09 Douglas B Rupp <rupp@gnat.com>
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.
1156 2009-08-09 Douglas B Rupp <rupp@gnat.com>
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.
1166 2009-08-09 Richard Guenther <rguenther@suse.de>
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.
1174 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
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
1184 (build_binary_op): Prevent duplicate evaluation warnings.
1186 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
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.
1195 2009-08-09 Ira Rosen <irar@il.ibm.com>
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.
1201 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
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
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
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.
1234 2009-08-09 Douglas B Rupp <rupp@gnat.com>
1236 * config.build (ia64-hp-*vms*): New target.
1237 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
1239 * config.gcc (ia64-hp-*vms*): New target.
1240 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
1242 * config.host (ia64-hp-*vms*): New target.
1243 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
1246 2009-08-08 Richard Guenther <rguenther@suse.de>
1248 PR tree-optimization/40991
1249 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
1251 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
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.
1258 2009-08-07 Richard Guenther <rguenther@suse.de>
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.
1265 2009-08-07 Richard Guenther <rguenther@suse.de>
1267 * tree-ssa.c (useless_type_conversion_p_1): Only for types
1268 that require structural equality defer to the langhook.
1270 2009-08-07 Martin Jambor <mjambor@suse.cz>
1272 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
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
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.
1290 2009-08-07 Jakub Jelinek <jakub@redhat.com>
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
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
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.
1326 2009-08-07 Martin Jambor <mjambor@suse.cz>
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.
1347 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
1349 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
1351 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
1353 * gcc/doc/extend.texi (__builtin_extract_return_address)
1354 (__builtin_frob_return_address): Document.
1356 2009-08-06 Paul Brook <paul@codesourcery.com>
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.
1362 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1364 * doc/extend.texi (pcs): Document new attribute for ARM.
1366 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1368 * arm.c (pcs_attribute_args): Comment out unsupported attribute
1371 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1373 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
1376 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1378 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
1380 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1382 Merge ARM/hard_vfp_branch to trunk.
1384 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
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.
1394 2009-07-20 Joseph Myers <joseph@codesourcery.com>
1396 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
1397 Use base ABI for conversion libfuncs between HFmode and SFmode.
1399 2009-05-12 Joseph Myers <joseph@codesourcery.com>
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
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.
1413 2009-05-12 Joseph Myers <joseph@codesourcery.com>
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.
1427 2009-05-12 Joseph Myers <joseph@codesourcery.com>
1429 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
1430 -mfloat-abi=hard not being supported for VFP.
1432 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
1434 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
1435 SYMBOL_REF to hard_libcall_value.
1437 2009-03-05 Joseph Myers <joseph@codesourcery.com>
1438 Richard Earnshaw <rearnsha@arm.com>
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.
1444 2009-03-05 Joseph Myers <joseph@codesourcery.com>
1446 * config/arm/arm.c (arm_return_in_memory): Handle returning
1447 vectors of suitable size in registers also for AAPCS case.
1449 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
1451 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
1453 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
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
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
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
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.
1516 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
1517 H.J. Lu <hongjiu.lu@intel.com>
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.
1527 2009-08-06 Richard Guenther <rguenther@suse.de>
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.
1544 2009-08-06 Richard Guenther <rguenther@suse.de>
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.
1558 2009-08-04 David Daney <ddaney@caviumnetworks.com>
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.
1564 2009-08-05 David Daney <ddaney@caviumnetworks.com>
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
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.
1587 2009-08-05 Andrew Pinski <pinskia@gmail.com>
1589 * tree-ssa-alias.c: Fix intervals to use [) syntax.
1591 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
1592 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
1595 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
1598 2009-08-05 Jakub Jelinek <jakub@redhat.com>
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).
1605 2009-08-05 Li Feng <nemokingdom@gmail.com>
1607 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
1609 (build_scop_drs): Build alias set for each SCoP.
1611 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
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.
1619 2009-08-04 Andrew Pinski <pinskia@gmail.com>
1621 * tree-ssa-alias.c: Fix some comment typos.
1623 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
1625 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
1626 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
1628 2009-08-03 Janis Johnson <janis187@us.ibm.com>
1631 * simplify-rtx.c (simplify_binary_operation_1): Disable
1632 simplifications for decimal float operations.
1634 2009-08-03 Jakub Jelinek <jakub@redhat.com>
1637 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
1638 operand of INDIRECT_REF.
1640 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
1642 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
1643 constants referencing TLS symbols.
1645 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
1647 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
1648 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
1650 2009-08-03 Richard Guenther <rguenther@suse.de>
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
1656 (useless_type_conversion_p): Conversions to pointers to
1657 incomplete record types are useless.
1659 2009-08-03 Richard Guenther <rguenther@suse.de>
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.
1666 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
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.
1674 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
1676 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
1678 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1680 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
1681 declaration arguments.
1683 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
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.
1692 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
1694 * explow.c (promote_function_mode): Remove assert.
1695 * config/sh/sh.c (sh_promote_function_mode): Declare.
1697 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1699 * config/pa/pa.c (pa_promote_function_mode): Declare.
1700 Change to static. Fix promote_mode call.
1702 * gthr-dce.h (CONST_CAST2): Define if not defined.
1703 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
1705 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
1707 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
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
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.
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
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.
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.
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.
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.
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.
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.
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.
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.
1808 * config/pa/pa.c (pa_promote_function_mode): New.
1809 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1810 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
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).
1827 * config/frv/frv.h: Remove pointless remark.
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.
1834 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
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.
1843 * graphite-poly.c (apply_poly_transforms): Same.
1845 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
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.
1854 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
1856 * config/mips/mips.md (*clear_upper32_dext): New pattern.
1858 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
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.
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.
1873 2009-07-31 Christian Bruel <christian.bruel@st.com>
1875 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
1877 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1879 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
1880 Remove dead code for MINUS.
1882 2009-07-31 Anthony Green <green@moxielogic.com>
1884 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
1886 (moxie_expand_epilogue): Ditto for epilogue.
1887 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
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.
1897 * config.gcc: Add moxie linux config support.
1898 * gcc/config/moxie/uclinux.h: New file.
1900 2009-07-31 DJ Delorie <dj@redhat.com>
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
1907 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
1908 reference the new stack's address
1910 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
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
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
1932 * tree-ssa-loop.c: Include toplev.h.
1933 (gate_graphite_transforms): Enable flag_graphite for
1934 flag_graphite_force_parallel.
1936 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
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.
1956 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1958 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
1959 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
1961 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
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.
1967 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1969 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
1970 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
1972 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
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.
1979 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
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.
1985 (stmt_simple_memref_p): Removed.
1987 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1989 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
1990 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
1993 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1995 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
1997 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1999 * doc/invoke.texi (-fgraphite-identity): Documented.
2001 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
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.
2007 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
2009 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
2010 static anymore. Instantiate the symbols that may have been introduced
2012 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
2015 2009-07-30 DJ Delorie <dj@redhat.com>
2017 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
2018 .vliw directive to VLIW sections.
2020 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2022 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
2024 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
2025 (AUTOHEADER): New variable.
2026 ($(srcdir)/cstamp-h.in): Use it.
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>
2032 * config/rs6000/vector.md (VEC_F): Add VSX support.
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.
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.
2097 * config/rs6000/predicates.md (easy_vector_constant_msb): New
2098 predicate for setting the high bit in each word, used for copysign.
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.
2105 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
2107 * config/rs6000/power7.md: New file, provide tuning parameters for
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.
2115 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
2116 debug switch to disable vectorizing simple math builtin
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
2148 * config/rs6000/vsx.md: New file for VSX support.
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.
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.
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.
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.
2202 * config/rs6000/altivec.h (vec_div): Define if VSX.
2206 (vec_nearbyint): 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.
2214 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
2215 Document new VSX functions and types.
2217 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
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.
2224 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
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
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
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
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
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
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
2301 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
2303 2009-07-30 Martin Jambor <mjambor@suse.cz>
2305 PR tree-optimization/40570
2306 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
2309 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
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.
2329 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
2331 * opt-functions.awk (opt_args): Allow argument to be enclosed in
2333 * doc/options.texi (Option properties): Mention new quoting syntax.
2335 2009-07-29 Douglas B Rupp <rupp@gnat.com>
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.
2342 2009-07-29 Richard Henderson <rth@redhat.com>
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.
2349 2009-07-29 Douglas B Rupp <rupp@gnat.com>
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
2362 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
2363 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): 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):
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.
2383 2009-07-29 Douglas B Rupp <rupp@gnat.com>
2385 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
2386 correct stack (obvious VMS fix).
2388 2009-07-29 Douglas B Rupp <rupp@gnat.com>
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.
2395 2009-07-29 Paul Brook <paul@codesourcery.com>
2397 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
2400 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
2403 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
2404 to DImode when generating insq_le insn.
2406 2009-07-28 Douglas B Rupp <rupp@gnat.com>
2408 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
2409 New macro set for VMS_DEBUGGGING_INFO.
2410 (AT_string_form): Use it.
2412 2009-07-28 DJ Delorie <dj@redhat.com>
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.
2422 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
2424 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
2426 * tree.h (TREE_DEPRECATED): Document it is used for types too.
2427 (TYPE_VECTOR_OPAQUE): Use default_def_flag
2429 2009-07-28 Douglas B Rupp <rupp@gnat.com>
2431 * dwarf2out.c (output_file_names): Test new macro
2432 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
2433 (add_comp_dir_attribute): Likewise.
2435 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
2437 * config/i386/mingw-w64.h (LINK_SPEC): Add
2438 separating space between commands.
2440 2009-07-28 Jan Hubicka <jh@suse.cz>
2442 PR tree-optimization/40759
2443 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
2446 2009-07-27 DJ Delorie <dj@redhat.com>
2448 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
2449 types are dword-aligned.
2450 (mep_expand_va_start): Likewise.
2452 2009-07-27 Olivier Hainque <hainque@adacore.com>
2453 Douglas B Rupp <rupp@gnat.com>
2455 * convert.c (convert_to_pointer): Don't assume the target
2456 pointer type is POINTER_SIZE long. Fetch its precision instead.
2458 2009-07-27 Douglas B Rupp <rupp@gnat.com>
2460 * system.h (fopen): Undefine if macro.
2462 2009-07-27 Jakub Jelinek <jakub@redhat.com>
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.
2470 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
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.
2477 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
2479 * arm.md (negdi2): Use DImode if forcing a value into a register.
2481 2009-07-26 Ira Rosen <irar@il.ibm.com>
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().
2489 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2491 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
2492 const char ** conversion.
2494 2009-07-25 David Daney <ddaney@caviumnetworks.com>
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.
2501 2009-07-25 David Daney <ddaney@caviumnetworks.com>
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.
2512 2009-07-25 David Daney <ddaney@caviumnetworks.com>
2514 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
2516 2009-07-25 Martin Jambor <mjambor@suse.cz>
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
2522 * doc/extend.texi (Labels as Values): Document need for noclone.
2523 (Function Attributes): Document noclone attribute.
2525 2009-07-25 Jakub Jelinek <jakub@redhat.com>
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.
2542 2009-07-24 Cary Coutant <ccoutant@google.com>
2544 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
2546 2009-07-24 Cary Coutant <ccoutant@google.com>
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.
2552 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
2554 * config/i386/linux.c: Use fputs or putc instead of fprintf
2556 * config/i386/gas.h: Ditto.
2557 * config/i386/x86-64.h: Ditto.
2558 * config/i386/att.h: Ditto.
2560 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2562 * expmed.c (emit_store_flag): Use a recursive call to optimize the
2565 2009-07-24 Martin Jambor <mjambor@suse.cz>
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.
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.
2576 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
2578 * config/s390/s390.c (override_options): Default
2579 max-unrolled-insns to 100 for z10 tuning.
2581 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
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.
2591 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
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
2600 2009-07-23 Neil Vachharajani <nvachhar@google.com>
2602 PR rtl-optimization/40209
2603 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
2605 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
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.
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>
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.
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.
2633 * config/rs6000/predicates.md (vsx_register_operand): New
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.
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
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
2652 (builtin_hash_table): New static hash table for builtin function
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
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
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
2683 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
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
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.
2733 * config/rs6000/rs6000.md: Include vector.md.
2735 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
2737 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2738 support for V2DI, V2DF in logical, permute, select operations.
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.
2750 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
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.
2773 * config/rs6000/altivec.md (whole file): Move all expanders to
2774 vector.md from altivec.md. Rename insn matching functions to be
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.
2791 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
2793 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
2796 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
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.
2804 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
2807 * ira-lives.c (bb_has_abnormal_call_pred): New function.
2808 (process_bb_node_lives): Use it.
2810 * ira.c (setup_cover_and_important_classes): Don't setup
2811 ira_important_class_nums. Add cover classes to the end of
2813 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
2815 (find_reg_class_closure): Use reorder_important_classes.
2817 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
2819 * config/i386/i386.c (i386_ira_cover_classes): New function.
2820 (TARGET_IRA_COVER_CLASSES): Redefine.
2822 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
2823 importance of order of cover classes in the array.
2825 2009-07-22 Diego Novillo <dnovillo@google.com>
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.
2833 2009-07-22 Doug Kwan <dougkwan@google.com>
2835 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
2837 2009-07-22 Michael Matz <matz@suse.de>
2839 PR tree-optimization/35229
2840 PR tree-optimization/39300
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 .
2848 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
2850 * config/i386/predicates.md (zero_extended_scalar_load_operand):
2851 Use CONST_VECTOR_NUNITS to determine number of elements.
2853 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
2855 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
2856 (U, W): Constraints are now deprecated and will be removed if we
2858 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
2860 ("prefetch"): Add the stcmh instruction for prefetching.
2861 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
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.
2868 2009-07-21 DJ Delorie <dj@redhat.com>
2870 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
2873 2009-07-21 Jason Merrill <jason@redhat.com>
2875 * c-common.c (max_tinst_depth): Increase default to 1024.
2877 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
2879 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
2880 (vec_unpacku_float_lo_v4si): Ditto.
2882 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
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.
2890 2009-07-21 Jakub Jelinek <jakub@redhat.com>
2892 PR tree-optimization/40813
2893 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
2896 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
2898 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
2899 with a NOP_EXPR if needed.
2901 2009-07-21 Paul Brook <paul@codesourcery.com>
2903 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
2904 Terminate debug dump with newline.
2906 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
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.
2914 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
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.
2921 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
2923 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
2925 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
2927 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
2930 2009-07-20 Xinliang David Li <davidxl@google.com>
2932 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
2934 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
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.
2943 2009-07-20 Nick Clifton <nickc@redhat.com>
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.
2949 2009-07-20 Jakub Jelinek <jakub@redhat.com>
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).
2954 PR tree-optimization/40792
2955 * tree.c (build_function_type_skip_args): Remove bogus assert.
2957 2009-07-20 Jan Hubicka <jh@suse.cz>
2958 Martin Jambor <mjambor@suse.cz>
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
2967 (cgraph_materialize_all_clones): More extensive dumping, working
2968 with combined_args_to_skip rather than args_to_skip.
2970 2009-07-20 Ira Rosen <irar@il.ibm.com>
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().
2989 2009-07-20 Christian Bruel <christian.bruel@st.com>
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.
2995 2009-07-20 Jan Hubicka <jh@suse.cz>
2997 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
2998 when handling SSA name.
3000 2009-07-19 Jan Hubicka <jh@suse.cz>
3002 PR tree-optimization/40676
3003 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
3004 virtual PHIs in empty BBs.
3006 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
3008 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
3009 re-expanded the compound use gen_lowpart instead to convert to the
3012 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
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.
3020 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
3022 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
3023 high-order bits are zero.
3025 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
3027 * combine.c (simplify_shift_const_1): Split code to determine
3029 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
3030 new bits shifted in are identical to the old sign bit.
3032 2009-07-18 Richard Guenther <rguenther@suse.de>
3035 * gimplify.c (gimplify_call_expr): Reject code using results from
3036 functions returning void.
3038 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
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.
3047 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
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.
3058 2009-07-17 Anatoly Sokolov <aesok@post.ru>
3060 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
3062 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
3064 2009-07-17 Richard Guenther <rguenther@suse.de>
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
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
3124 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
3126 * doc/service.texi (Service): Restore previously removed link,
3127 which isn't broken after all.
3129 2009-07-17 Richard Guenther <rguenther@suse.de>
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.
3137 2009-07-17 Jakub Jelinek <jakub@redhat.com>
3140 * gimplify.c (gimplify_conversion): Don't change non-conversions into
3143 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
3145 * doc/extend.texi (Nested Functions): Replace broken link with
3147 * doc/service.texi (Service): Remove broken link.
3149 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
3152 * builtins.c (expand_builtin_memcmp): Use loc instead of
3153 EXPR_LOCATION (exp).
3154 (expand_builtin_strncmp): Likewise.
3156 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
3157 Manuel López-Ibáñez <manu@gcc.gnu.org>
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,
3180 2009-07-16 Jason Merrill <jason@redhat.com>
3183 * c-common.c (c_common_reswords): Add __is_standard_layout
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.
3189 2009-07-16 DJ Delorie <dj@redhat.com>
3191 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
3192 compares that may be indirectly affected by previous instructions.
3194 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3196 * builtins.c (do_mpc_arg2): New.
3197 (fold_builtin_2): Fold builtin cpow.
3198 * real.h (HAVE_mpc_pow): New.
3200 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
3202 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
3203 comparison to skip unprofitable schedule
3205 2009-07-16 Simon Baldwin <simonb@google.com>
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.
3215 2009-07-15 DJ Delorie <dj@redhat.com>
3217 * config/mep/mep.md (sibcall_internal): Change register to avoid
3219 (sibcall_value_internal): Likewise.
3221 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
3223 PR rtl-optimization/40710
3224 * resource.c (mark_target_live_regs): Reset DF problem to LR.
3226 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
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
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.
3237 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
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.
3244 2009-07-15 Jakub Jelinek <jakub@redhat.com>
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.
3251 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
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.
3257 2009-07-15 Richard Guenther <rguenther@suse.de>
3259 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
3262 2009-07-15 Richard Guenther <rguenther@suse.de>
3265 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
3267 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
3269 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
3270 handle 2.6.30 kernel.
3272 2009-07-15 DJ Delorie <dj@redhat.com>
3274 * config/mep/mep.md (sibcall_internal): Change register to allow
3275 for 24-bit addresses.
3276 (sibcall_value_internal): Likewise.
3278 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
3280 * doc/invoke.texi: Added descriptions of the scheduling heuristics
3281 that are enabled/disabled by the flags introduced by a previous patch.
3283 2009-07-14 DJ Delorie <dj@redhat.com>
3285 * config/mep/mep.md (sibcall_internal): Include non-toggling
3287 (sibcall_value_internal): Likewise.
3289 2009-07-14 Taras Glek <tglek@mozilla.com>
3290 Rafael Espindola <espindola@google.com>
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.
3298 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
3300 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
3303 2009-07-14 DJ Delorie <dj@redhat.com>
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.
3311 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
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.
3324 2009-07-13 Jason Merrill <jason@redhat.com>
3326 * builtins.c (can_trust_pointer_alignment): New fn.
3327 (get_pointer_alignment): Factor it out from here.
3328 * tree.h: Declare it.
3330 2009-07-14 David Edelsohn <edelsohn@gnu.org>
3332 * config/rs6000/predicates.md (offsettable_mem_operand): Test
3335 2009-07-14 Dodji Seketeli <dodji@redhat.com>
3339 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
3341 2009-07-14 Richard Guenther <rguenther@suse.de>
3342 Andrey Belevantsev <abel@ispras.ru>
3345 * cfgexpand.c (partition_stack_vars): Do not bother to update
3346 alias information when not optimizing.
3348 2009-07-14 Richard Guenther <rguenther@suse.de>
3349 Andrey Belevantsev <abel@ispras.ru>
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
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)
3381 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
3383 2009-07-13 DJ Delorie <dj@redhat.com>
3385 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
3386 unrolling at the right iteration count.
3388 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
3391 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
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.
3400 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
3402 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
3403 config/i386/mingw-tls.c.
3404 * config/i386/mingw-tls.c: Removed.
3406 2009-07-13 Ira Rosen <irar@il.ibm.com>
3408 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
3409 checks access only relevant statements.
3410 (vectorizable_reduction): Likewise.
3412 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
3414 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
3415 just for 32-bit case.
3417 2009-07-12 Jan Hubicka <jh@suse.cz>
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.
3426 2009-07-12 Ira Rosen <irar@il.ibm.com>
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
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
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
3458 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
3459 (vect_get_vec_def_for_operand): Likewise.
3461 2009-07-12 Danny Smith <dansmister@gmail.com>
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.
3467 2009-07-11 Anatoly Sokolov <aesok@post.ru>
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.
3475 2009-07-11 Jan Hubicka <jh@suse.cz>
3478 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
3480 2009-07-11 Jakub Jelinek <jakub@redhat.com>
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.
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.
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.
3506 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
3508 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
3510 2009-07-10 DJ Delorie <dj@redhat.com>
3512 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
3514 2009-07-10 Mark Mitchell <mark@codesourcery.com>
3516 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
3518 (thumb2_cbnz): Likewise.
3520 2009-07-10 David Daney <ddaney@caviumnetworks.com>
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
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
3534 * gcc/doc/invoke.texi (-msynci): Document the new option.
3535 * doc/install.texi (--with-synci): Document the new option.
3537 2009-07-10 Richard Guenther <rguenther@suse.de>
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.
3543 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
3547 * c.opt (Wunused-result): New.
3548 * doc/invoke.texi: Document it.
3549 * c-common.c (c_warn_unused_result): Use it.
3551 2009-07-09 DJ Delorie <dj@redhat.com>
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.
3564 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
3565 registers used to pass vectors.
3567 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
3569 2009-07-09 Tom Tromey <tromey@redhat.com>
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.
3585 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
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
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.
3597 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
3599 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
3601 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
3603 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
3605 2009-07-09 Jakub Jelinek <jakub@redhat.com>
3608 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
3609 arg1 with arg01 if arg1 is already INTEGER_CST.
3611 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
3613 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
3614 Transform (and (truncate)) into (truncate (and)).
3616 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
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.
3622 2009-07-08 DJ Delorie <dj@redhat.com>
3624 * config/mep/mep.c: (mep_option_can_inline_p): New.
3625 (TARGET_OPTION_CAN_INLINE_P): Define.
3627 2009-07-08 Mark Wielaard <mjw@redhat.com>
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
3635 2009-07-08 Richard Henderson <rth@redhat.com>
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.
3651 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
3653 * basic-block.h (dump_regset, debug_regset): Remove duplicate
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.
3667 2009-07-08 Nick Clifton <nickc@redhat.com>
3669 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
3672 2009-07-08 DJ Delorie <dj@redhat.com>
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
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.
3682 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
3685 * gimplify.c (gimplify_expr): Propagate no_warning flag when
3687 * gimple (gimple_build_call_from_tree): Likewise.
3688 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
3689 no_warning flag before warning.
3691 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
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
3697 * gimplify.c (internal_get_tmp_var): Likewise.
3698 (gimplify_call_expr): Likewise.
3699 (gimplify_one_sizepos): Likewise.
3701 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
3704 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
3705 to variables for debugging purposes.
3707 2009-06-23 Mark Loeser <mark@halcy0n.com>
3710 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
3712 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
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.
3719 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
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.
3727 2009-07-07 Duncan Sands <baldrick@free.fr>
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.
3733 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
3735 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
3736 an extra 'decl' for error_at.
3738 2009-07-07 Jakub Jelinek <jakub@redhat.com>
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.
3745 2009-07-07 Olivier Hainque <hainque@adacore.com>
3747 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
3750 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
3752 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
3754 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
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.
3767 2009-07-06 DJ Delorie <dj@redhat.com>
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.
3776 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
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.
3785 * tree-cfg.c: Likewise.
3786 * tree-ssa-loop-niter.c: Likewise.
3787 * tree-vrp.c: Likewise.
3788 * value-prof.c: Likewise.
3790 2009-07-06 Diego Novillo <dnovillo@google.com>
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.
3796 2009-07-06 Diego Novillo <dnovillo@google.com>
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.
3806 2009-07-06 Diego Novillo <dnovillo@google.com>
3808 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
3809 (debug_tree_chain): Handle cycles.
3811 2009-07-06 Nick Clifton <nickc@redhat.com>
3812 DJ Delorie <dj@redhat.com>
3814 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
3815 __FMOVD_ENABLED__ is defined.
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.
3835 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
3836 Kaz Kojima <kkojima@gcc.gnu.org>
3838 PR rtl-optimization/30807
3839 * postreload.c (reload_combine): For every new use of REG_SUM,
3840 record the use of BASE.
3842 2009-07-06 Jan Hubicka <jh@suse.cz>
3844 * params.def: Revert my accidental commit at 2009-06-30.
3846 2009-07-04 Ian Lance Taylor <iant@google.com>
3849 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
3851 (mingw_format_attribute_overrides): Likewise.
3853 2009-07-04 Jakub Jelinek <jakub@redhat.com>
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.
3860 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
3862 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
3864 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
3867 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
3869 2009-07-03 Richard Guenther <rguenther@suse.de>
3871 PR tree-optimization/40640
3872 * tree-switch-conversion.c (build_arrays): Perform arithmetic
3875 2009-07-03 Jan Hubicka <jh@suse.cz>
3877 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
3878 for size, reduce amount of inlining.
3880 2009-07-03 Richard Guenther <rguenther@suse.de>
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
3886 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
3888 2009-07-03 Jan Hubicka <jh@suse.cz>
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.
3905 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
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.
3924 (sse4_2_pcmpestr): Ditto.
3925 (sse4_2_pcmpistr): Ditto.
3927 2009-07-03 Jan Hubicka <jh@suse.cz>
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.
3940 2009-07-02 Richard Guenther <rguenther@suse.de>
3943 * tree-ssa-structalias.c (new_var_info): Initialize
3946 2009-07-02 Jan Hubicka <jh@suse.cz>
3948 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
3951 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
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.
3957 2009-07-02 Richard Guenther <rguenther@suse.de>
3959 * tree-ssa-live.c (remove_unused_locals): Do not remove
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
3968 2009-07-02 Ben Elliston <bje@au.ibm.com>
3970 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
3971 pc_low and pc_high declarations to the top of the function.
3973 2009-07-01 DJ Delorie <dj@redhat.com>
3975 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
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.
3984 2009-07-01 Anthony Green <green@moxielogic.com>
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
3993 2009-07-01 Richard Henderson <rth@redhat.com>
3996 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
3997 contained no insns, reposition note before last insn.
3999 2009-07-01 Richard Henderson <rth@redhat.com>
4002 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
4003 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
4005 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
4008 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
4009 darwin9 for printing reg addresses with %y.
4011 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
4013 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
4014 truncation from operands in binary operations.
4016 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
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.
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.
4026 2009-07-01 DJ Delorie <dj@redhat.com>
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.
4035 2009-07-01 Jakub Jelinek <jakub@redhat.com>
4038 * jump.c (returnjump_p): Revert last patch.
4039 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
4041 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4044 * pa.md (casesi32p): Use jump table label to determine the offset
4046 (casesi64p): Likewise.
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
4053 2009-07-01 Richard Guenther <rguenther@suse.de>
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.
4063 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
4066 * expmed.c (emit_store_flag): Perform a conversion if necessary,
4067 after reducing a DImode cstore to SImode.
4069 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
4071 * expr.c (expand_expr_real_1): Reinstate fallthrough to
4072 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
4074 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
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
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.
4085 2009-06-30 Jakub Jelinek <jakub@redhat.com>
4088 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
4089 to type arguments that have void type.
4092 * dwarf2out.c (gen_formal_parameter_die): Call
4093 equate_decl_number_to_die if node is different from origin.
4095 2009-06-30 Anthony Green <green@moxielogic.com>
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.
4106 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
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
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
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
4140 2009-06-30 Richard Guenther <rguenther@suse.de>
4142 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
4144 (propagate_necessity): Do not mark reaching defs of stores
4147 2009-06-30 Jan Hubicka <jh@suse.cz>
4149 * cfgloopanal.c (check_irred): Move into ...
4150 (mark_irreducible_loops): ... here; return true if ireducible
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.
4157 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
4159 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
4161 2009-06-30 Ira Rosen <irar@il.ibm.com>
4163 PR tree-optimization/40542
4164 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
4167 2009-06-30 Martin Jambor <mjambor@suse.cz>
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
4175 2009-06-30 Martin Jambor <mjambor@suse.cz>
4178 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
4180 2009-06-30 Richard Guenther <rguenther@suse.de>
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.
4191 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
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.
4200 2009-06-30 Wei Guozhi <carrot@google.com>
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.
4208 2009-06-30 Nick Clifton <nickc@redhat.com>
4209 DJ Delorie <dj@redhat.com>
4211 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
4212 __FMOVD_ENABLED__ is defined.
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
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.
4230 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
4232 (fldi_ok): Always allow.
4233 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
4235 2009-06-29 DJ Delorie <dj@redhat.com>
4237 * doc/install.texi (mep-x-elf): Correct chip's full name.
4239 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
4241 * doc/extend.texi: Fix typo.
4243 2009-06-29 Tom Tromey <tromey@redhat.com>
4246 * Makefile.in (DWARF2_H): New variable.
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.
4272 2009-06-29 DJ Delorie <dj@redhat.com>
4274 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
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.
4282 2009-06-30 Anatoly Sokolov <aesok@post.ru>
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
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.).
4294 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
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.
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.
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
4309 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
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.
4315 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
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.
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
4325 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
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
4331 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
4333 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
4334 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4336 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
4338 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
4340 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
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.
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.
4351 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
4352 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4354 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
4356 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
4358 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
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.
4367 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
4368 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
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
4374 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
4377 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
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.
4386 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
4388 * tree.c (process_call_operands): Propagate TREE_READONLY from the
4390 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
4391 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
4393 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
4395 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
4398 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
4400 * doc/extend.texi (Additional Floating Types): __float128 is also
4401 supported on i386 targets.
4403 2009-06-29 Richard Guenther <rguenther@suse.de>
4406 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
4408 (pt_solutions_same_restrict_base): Declare.
4409 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
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
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.
4431 2009-06-29 Richard Guenther <rguenther@suse.de>
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.
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.
4469 2009-06-29 Richard Guenther <rguenther@suse.de>
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.
4475 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
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.
4482 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
4484 * fold-const.c (contains_label_1): Fix comments.
4485 (contains_label_p): Do not walk trees multiple time.
4487 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
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.
4526 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
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):
4536 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
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
4542 (emit_store_flag): Try swapping the condition for floating point
4544 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
4546 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
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.
4558 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
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.
4567 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
4570 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
4572 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4574 * tree-ssa-alias.c: Fix unintentional commit.
4576 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4578 * passes.c (execute_one_pass): Fix unintentional commit.
4580 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4582 * df-problems.c (df_set_seen, df_unset_seen): Delete.
4583 (df_rd_local_compute, df_md_local_compute): Inline them.
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.
4591 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
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.
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.
4620 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4622 * bitmap.h (bitmap_ior_and_into): New.
4623 * bitmap.c (bitmap_ior_and_into): New.
4625 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
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
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
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
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
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.
4687 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
4689 * arm.md (casesi): Fix test for Thumb1.
4690 (thumb1_casesi_internal_pic): Likewise.
4691 (thumb1_casesi_dispatch): Likewise.
4693 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
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.
4699 2009-06-26 DJ Delorie <dj@redhat.com>
4701 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
4703 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
4704 the scheduler doesn't tag jump insns.
4706 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
4708 * c-decl.c (merge_decls): Re-indent.
4710 2009-06-26 Janis Johnson <janis187@us.ibm.com>
4713 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
4714 Special-case decimal float constants.
4716 2009-06-26 Richard Henderson <rth@redhat.com>
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.
4734 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
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.
4741 2009-06-26 Steve Ellcey <sje@cup.hp.com>
4744 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
4745 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
4747 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
4749 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
4751 (__mingwthr_remove_key_dtor): Likewise.
4753 2009-06-26 Richard Guenther <rguenther@suse.de>
4755 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
4757 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
4760 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
4761 try the non-cond_exec path also.
4763 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
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):
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>
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
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.
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.
4802 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
4803 function to return true if the mode allows reg + integer
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
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
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.
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.
4843 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
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.
4850 2009-06-25 Ian Lance Taylor <iant@google.com>
4852 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
4853 (Link Options): Document -static-libstdc++.
4855 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
4858 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
4859 DATA_ALIGNMENT instead.
4861 2009-06-25 Richard Guenther <rguenther@suse.de>
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.
4867 2009-06-25 Martin Jambor <mjambor@suse.cz>
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.
4877 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
4879 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
4880 excerpt - @ should be doubled for texinfo.
4882 2009-06-24 Ian Lance Taylor <iant@google.com>
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
4890 * config/avr/avr.c (avr_attribute_table): Make static. Move
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
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
4917 (m68hc11_register_indirect_p): Likewise.
4918 (m68hc11_function_arg_padding): Change return type to enum
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
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
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
4939 * config/sh/predicates.md (trapping_target_operand): Rename and to
4941 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
4943 * config/spu/spu.c (spu_attribute_table): Make static. Move
4945 * config/v850/v850.c (v850_attribute_table): Make static. Move
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.
4951 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
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.
4958 2009-06-24 Anatoly Sokolov <aesok@post.ru>
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.
4972 2009-06-24 DJ Delorie <dj@redhat.com>
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.
4981 2009-06-24 Denis Chertykov <chertykov@gmail.com>
4983 * doc/contrib.texi (Contributors):
4985 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
4988 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
4989 src and dst operands if necessary.
4991 2009-06-23 DJ Delorie <dj@redhat.com>
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.
5022 2009-06-23 Ian Lance Taylor <iant@google.com>
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 $(HOST_LIBS).
5042 * doc/install.texi (Configuration): Document
5043 --enable-build-with-cxx, --with-stage1-ldflags,
5044 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
5045 * configure: Rebuild.
5047 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5049 * config/arm/arm.c (arm_override_options): Fix braces and formatting
5050 from previous commit.
5052 2009-06-23 Ian Lance Taylor <iant@google.com>
5054 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
5056 2009-06-23 Ian Lance Taylor <iant@google.com>
5058 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
5059 with ATTRIBUTE_UNUSED.
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>
5065 * config.in (HAVE_AS_POPCNTD): Add default definition.
5066 (HAVE_AS_LWSYNC): Ditto.
5068 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
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.
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.
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.
5090 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
5092 (-mvsx): New switch for VSX instructions.
5093 (-misel): Move from a variable to a mask to allow it to be set by
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.
5100 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
5101 files included by rs6000.md.
5103 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
5104 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
5106 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
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
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
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
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.
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
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
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.
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.
5188 (VSX_MOVE_MODE): Ditto.
5189 (VSX_REG_CLASS_P): Ditto.
5190 (HARD_REGNO_NREGS): Instead of calling a function, use an array
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.
5203 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
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.
5210 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
5211 -mbit-word to a variable instead of being a target mask.
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.
5217 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
5218 fixuns_trundfsi2, move expander into rs6000.md.
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.
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
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.
5238 2009-06-23 Anatoly Sokolov <aesok@post.ru>
5240 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
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.
5262 2009-06-23 Jakub Jelinek <jakub@redhat.com>
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
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
5287 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
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.
5293 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
5295 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
5296 order to match bswaps with signed source operands.
5298 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5300 * sdbout.c (sdbout_one_type): Fix braces in switch.
5302 2009-06-23 Richard Guenther <rguenther@suse.de>
5304 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
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.
5320 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
5322 * combine.c (try_combine): Dump information about the insns we're
5325 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
5327 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
5328 check when calling force_to_mode on TRUNCATE's operand.
5330 2009-06-22 Ian Lance Taylor <iant@google.com>
5332 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
5334 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
5336 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
5338 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5340 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
5341 override library linkage flags such as -static-libgcc or
5344 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
5346 * config/m68k/m68k-devices.def: Add line for MCF5221x.
5348 2009-06-22 Ian Lance Taylor <iant@google.com>
5350 * config/linux.opt: Put mglibc ahead of muclibc.
5352 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
5353 for duplicate decls.
5355 2009-06-22 Matthias Klose <doko@ubuntu.com>
5357 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
5359 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
5362 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
5363 instead of NULL if a parser error occurs.
5365 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5367 * dwarf2out.c (dwarf2_debug_hooks): Initialize
5368 non-DWARF2_DEBUGGING_INFO version.
5370 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
5372 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
5373 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
5375 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
5376 (LIBGCC2_TF_CEXT): Define.
5379 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5382 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
5384 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
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.
5390 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
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.
5400 2009-06-22 Martin Jambor <mjambor@suse.cz>
5402 PR tree-optimization/40492
5403 * tree-sra.c (sra_modify_assign): Pass zero offsets to
5404 build_ref_for_offset.
5406 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
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.
5414 * cfgcleanup.c: Ditto.
5415 * cfglayout.c: Ditto.
5418 * combine-stack-adj.c: Ditto.
5424 * dwarf2asm.c: Ditto.
5425 * dwarf2out.c: Ditto.
5426 * emit-rtl.c: Ditto.
5432 * function.c: Ditto.
5435 * genpreds.c: Ditto.
5436 * genrecog.c: Ditto.
5438 * ira-costs.c: Ditto.
5439 * ira-lives.c: Ditto.
5442 * lower-subreg.c: Ditto.
5443 * modulo-sched.c: Ditto.
5445 * postreload.c: Ditto.
5446 * print-rtl.c: Ditto.
5455 * sched-vis.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.
5463 2009-06-22 Matthias Klose <doko@ubuntu.com>
5465 * Makefile.in (install-plugin): Always use DESTDIR.
5467 2009-06-22 Olivier Hainque <hainque@adacore.com>
5469 * config/pa/pa.c (output_call): Don't optimize post call jumps
5470 into return address adjustments if the call may throw.
5472 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
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
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.
5502 2009-06-21 Richard Guenther <rguenther@suse.de>
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.
5508 2009-06-21 Jakub Jelinek <jakub@redhat.com>
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
5518 (shared_hash_unshare, shared_hash_destroy): New functions.
5519 (unshare_variable): Unshare set->vars if shared, use
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
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
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
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
5564 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
5565 free_alloc_pool on shared_hash_pool.
5567 2009-06-20 Anthony Green <green@moxielogic.com>
5569 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
5570 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
5572 2009-06-20 Richard Guenther <rguenther@suse.de>
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
5581 2009-06-20 Richard Guenther <rguenther@suse.de>
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.
5591 2009-06-19 Ian Lance Taylor <iant@google.com>
5593 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
5594 (rs6000_attribute_table): Make static; move before use.
5596 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
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.
5605 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5608 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
5609 * config/arm/arm.md: Likewise.
5611 2009-06-19 Ian Lance Taylor <iant@google.com>
5613 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
5614 to GIMPLE_ERROR_MARK.
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.
5622 2009-06-19 Ian Lance Taylor <iant@google.com>
5624 * config/i386/i386.c (ix86_function_specific_save): Test that
5625 fields match values, rather than testing the values are in a
5628 2009-06-19 Richard Guenther <rguenther@suse.de>
5630 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
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.
5646 2009-06-19 Ian Lance Taylor <iant@google.com>
5648 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
5650 2009-06-19 Ian Lance Taylor <iant@google.com>
5652 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
5654 2009-06-19 Ian Lance Taylor <iant@google.com>
5656 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
5657 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
5660 * c-decl.c (finish_decl): If -Wc++-compat, warn about
5661 uninitialized const.
5663 2009-06-19 Ian Lance Taylor <iant@google.com>
5665 * dse.c (struct store_info): Rename bitmap field to bmap. Change
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
5696 (c_parser_struct_or_union_specifier): Update calls to start_struct
5698 * c-tree.h (struct c_struct_parse_info): Declare.
5699 (finish_struct, start_struct): Update declarations.
5700 (declspecs_add_type): Update declaration.
5702 2009-06-19 Ian Lance Taylor <iant@google.com>
5704 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
5705 variable with an anonymous type.
5707 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
5709 * see.c: Remove for real.
5711 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
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.
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.
5727 2009-06-18 Anatoly Sokolov <aesok@post.ru>
5729 * config/avr/avr.c (avr_override_options): Remove setting value of
5730 PARAM_INLINE_CALL_COST.
5732 2009-06-18 Richard Henderson <rth@redhat.com>
5735 * tree-pass.h (TDF_ASMNAME): New.
5736 * tree-dump.c (dump_options): Add asmname.
5737 * doc/invoke.texi: Document it.
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.
5747 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
5750 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
5752 2009-06-18 Diego Novillo <dnovillo@google.com>
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.
5759 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
5762 * Makefile.in (OBJS-common): Remove see.o.
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.
5772 2009-06-18 Martin Jambor <mjambor@suse.cz>
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.
5789 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
5791 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
5792 (arm_scalar_mode_supported_p): New function.
5794 2009-06-18 Paul Brook <paul@codesourcery.com>
5795 Sandra Loosemore <sandra@codesourcery.com>
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.
5803 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
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
5821 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
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
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
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.
5851 * config/arm/arm.md: (fpu): Add neon_fp16.
5852 (floatsihf2, floatdihf2): New.
5853 (fix_trunchfsi2, fix_trunchfdi2): New.
5857 (*arm32_movhf): New.
5858 (*thumb1_movhf): New.
5859 (consttable_2): Add check for HFmode constants.
5860 (consttable_4): Handle HFmode constants.
5862 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
5864 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
5866 2009-06-17 Olivier Hainque <hainque@adacore.com>
5868 * collect2.c (main): Use CONST_CAST2 to perform char ** to
5869 const char ** conversion in AIX specific section.
5871 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
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.
5879 2009-06-17 Richard Henderson <rth@redhat.com>
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.
5886 2009-06-17 Cary Coutant <ccoutant@google.com>
5888 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
5890 * debug.c (struct gcc_debug_hooks): Change placeholder for
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.
5906 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
5907 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
5909 2009-06-17 Ian Lance Taylor <iant@google.com>
5911 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
5913 (struct store_by_pieces_d): Rename from store_by_pieces. Change
5916 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
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):
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
5931 2009-06-17 Michael Eager <eager@eagercon.com>
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,
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.
5960 2009-06-16 Ian Lance Taylor <iant@google.com>
5962 * profile.c (total_num_never_executed): Don't define.
5963 (compute_branch_probabilities): Don't count or print
5965 (init_branch_prob): Don't set total_num_never_executed.
5966 (end_branch_prob): Don't print total_num_never_executed.
5968 2009-06-17 David Daney <ddaney@caviumnetworks.com>
5970 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
5972 2009-06-17 David Edelsohn <edelsohn@gnu.org>
5974 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
5975 (nabstd2_fpr): Same.
5977 2009-06-17 Steve Ellcey <sje@cup.hp.com>
5979 * expr.c (expand_assignment): Change complex type check.
5981 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
5983 * doc/plugins.texi (Building GCC plugins): Added new section.
5985 2009-06-17 Ian Lance Taylor <iant@google.com>
5987 * c-pch.c (get_ident): Don't set size of templ array.
5988 (pch_init): Don't set size of partial_pch array.
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
5994 2009-06-17 Richard Guenther <rguenther@suse.de>
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.
6001 2009-06-17 Richard Guenther <rguenther@suse.de>
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.
6009 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
6010 Janis Johnson <janis187@us.ibm.com>
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.
6017 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
6019 * plugin.c (position_pass): Skip newly inserted pass during list
6020 traversal to avoid repeated insertion.
6022 2009-06-16 Ian Lance Taylor <iant@google.com>
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.
6030 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
6032 * config.gcc (extra_headers): Add ia32intrin.h for x86.
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.
6052 * config/i386/i386.md (UNSPECV_RDTSCP): New.
6053 (UNSPECV_RDTSC): Likewise.
6054 (UNSPECV_RDPMC): Likewise.
6055 (*bsr): Renamed to ...
6057 (*bsr_rex64): Renamed to ...
6061 (*rdpmc_rex64): Likewise.
6064 (*rdtsc_rex64): Likewise.
6066 (*rdtscp): Likewise.
6067 (*rdtscp_rex64): Likewise.
6069 * config/i386/ia32intrin.h: New.
6071 * config/i386/x86intrin.h: Include <ia32intrin.h>.
6073 2009-06-16 Ian Lance Taylor <iant@google.com>
6075 * ira-build.c (copy_info_to_removed_store_destinations):
6076 Initialize parent_a.
6078 2009-06-16 Ian Lance Taylor <iant@google.com>
6080 * c-decl.c (grokdeclarator): Change size_varies to bool.
6082 2009-06-16 Ian Lance Taylor <iant@google.com>
6084 * sel-sched.c: Make forward declarations of move_op_hooks and
6085 fur_hooks explicitly extern.
6087 2009-06-16 Ian Lance Taylor <iant@google.com>
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.
6092 2009-06-16 Ian Lance Taylor <iant@google.com>
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.
6102 2009-06-16 David Edelsohn <edelsohn@gnu.org>
6104 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
6106 2009-06-16 David Edelsohn <edelsohn@gnu.org>
6108 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
6109 GCC can bootstrap on AIX with GNU Binutils 2.20.
6111 2009-06-16 Ian Lance Taylor <iant@google.com>
6113 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
6115 2009-06-16 Ian Lance Taylor <iant@google.com>
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
6122 (exact_log2): Likewise, but don't test CTZ_HWI.
6124 2009-06-16 Ian Lance Taylor <iant@google.com>
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.
6132 2009-06-16 Ian Lance Taylor <iant@google.com>
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.
6151 2009-06-16 Richard Guenther <rguenther@suse.de>
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.
6159 2009-06-16 Jakub Jelinek <jakub@redhat.com>
6162 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
6163 use gen_lowpart if op0 has complex mode.
6165 2009-06-16 Richard Guenther <rguenther@suse.de>
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.
6171 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
6173 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
6176 2009-06-16 Martin Jambor <mjambor@suse.cz>
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.
6182 2009-06-16 Martin Jambor <mjambor@suse.cz>
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.
6189 2009-06-16 Ira Rosen <irar@il.ibm.com>
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
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
6203 (get_initial_def_for_reduction): Handle subtraction.
6204 (vect_create_epilog_for_reduction): Add new argument to specify
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
6217 (vect_mark_stmts_to_be_vectorized): Likewise.
6218 (vect_get_vec_def_for_operand): Handle nested cycles.
6220 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
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.
6233 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
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
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.
6253 2009-06-15 Ian Lance Taylor <iant@google.com>
6255 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
6256 * gcov.c (read_count_file): Add braces around variables declared
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
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
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.
6338 2009-06-15 Jakub Jelinek <jakub@redhat.com>
6340 * tree-object-size.c (addr_object_size): Fix a pasto in the last
6343 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
6345 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
6347 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
6349 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
6351 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
6353 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
6355 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
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
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
6373 (make_decl_one_only): Change signature.
6374 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
6376 2009-06-15 Richard Guenther <rguenther@suse.de>
6379 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
6381 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6383 * tree-ssa-math-opts.c: Remove extra divide.
6385 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6387 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
6389 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
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.
6402 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
6404 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
6405 REG_EQUAL/REG_EQUIV notes.
6407 2009-06-14 Richard Guenther <rguenther@suse.de>
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.
6418 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
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.
6426 2009-06-13 Richard Guenther <rguenther@suse.de>
6428 PR tree-optimization/40421
6429 * tree-predcom.c (should_unroll_loop_p): Remove.
6430 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
6432 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
6434 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6435 Add location argument.
6437 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
6439 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
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
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.
6464 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
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.
6471 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
6473 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
6474 fix index entry for -Xpreprocessor.
6476 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
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.
6486 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
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.
6492 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
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
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
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.
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
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
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.
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
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
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
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.
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
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.
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):
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.
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.
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
6783 (c_parser_struct_or_union_specifier): Save location. Use it for
6784 start_struct, finish_struct, and parser_xref_tag.
6786 2009-06-12 Ian Lance Taylor <iant@google.com>
6788 * fold-const.c (fold_unary): Rename local variable and to and_expr.
6790 * c-opts.c (c_common_handle_option): For -Wc++-compat set
6791 cpp_opts->warn_cxx_operator_names.
6793 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
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.
6799 2009-06-12 Ian Lance Taylor <iant@google.com>
6802 * collect2.c (main): Use CONST_CAST2 in code inside #if
6803 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
6805 2009-06-12 Joey Ye <joey.ye@intel.com>
6808 * cfgexpand.c (get_decl_align_unit): Update
6809 max_used_stack_slot_alignment with align instead of
6810 stack_alignment_needed.
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
6818 2009-06-12 Jakub Jelinek <jakub@redhat.com>
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.
6826 2009-06-11 Richard Henderson <rth@redhat.com>
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.
6834 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
6835 when gen_lowpart is needed.
6837 2009-06-11 Richard Henderson <rth@redhat.com>
6839 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
6841 * dwarf2out.c (need_data_align_sf_opcode): New.
6842 (div_data_align): Move earlier.
6843 (def_cfa_1, reg_save): Use it.
6845 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
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.
6853 * config/i386/i386.h (TARGET_CRC32): New.
6855 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
6856 (sse4_2_crc32di): Likewise.
6858 * config/i386/i386.opt (mcrc32): New.
6860 * doc/invoke.texi: Document -mcrc32.
6862 2009-06-11 Richard Henderson <rth@redhat.com>
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.
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.
6888 2009-06-11 David Daney <ddaney@caviumnetworks.com>
6890 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
6893 2009-06-11 David Daney <ddaney@caviumnetworks.com>
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
6902 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
6903 searching for missing barriers.
6905 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
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.
6911 2009-06-11 Anthony Green <green@moxielogic.com>
6913 * config/moxie/moxie.md: Define length attribute for all instructions.
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.
6919 2009-06-11 Jakub Jelinek <jakub@redhat.com>
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.
6925 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
6926 instead of emit_insn_before.
6928 2009-06-10 Ian Lance Taylor <iant@google.com>
6931 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
6934 2009-06-10 Revital Eres <eres@il.ibm.com>
6936 * passes.c (init_optimization_passes): Reschedule
6937 predictive-commoning pass before complete unroll pass.
6939 2009-06-10 Martin Jambor <mjambor@suse.cz>
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.
6946 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
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.
6967 2009-06-10 Ian Lance Taylor <iant@google.com>
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
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
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
7016 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
7017 Remove count parameter. Change return type to void. Change all
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
7025 (df_mws_verify): Likewise.
7027 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
7029 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
7031 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
7033 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
7035 2009-06-10 Anthony Green <green@moxielogic.com>
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.
7052 2009-06-09 Ian Lance Taylor <iant@google.com>
7054 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
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.
7062 2009-06-09 Ian Lance Taylor <iant@google.com>
7064 * targhooks.c (default_builtin_vectorized_function): Change fn
7065 parameter to unsigned int.
7066 (default_builtin_vectorized_conversion): Change code parameter to
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.
7073 * c-typeck.c (comptypes_check_enum_int): New static function.
7074 (comptypes_internal): Add enum_and_int_p parameter. Change all
7076 (comp_target_types): Add location parameter. Change all callers.
7077 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
7079 (function_types_compatible_p, type_lists_compatible_p): Likewise.
7080 (build_conditional_expr): Add colon_loc parameter. Change all
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.
7087 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
7089 * graphite.c: Revert previous patch.
7091 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
7094 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
7096 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
7098 * tree-ssa-loop-prefetch.c
7099 (loop_prefetch_arrays): Fixed a portability problem in printf format
7102 2009-06-09 Martin Jambor <mjambor@suse.cz>
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.
7108 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
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.
7118 2009-06-08 Jakub Jelinek <jakub@redhat.com>
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.
7126 2009-06-08 Jan Hubicka <jh@suse.cz>
7129 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
7131 2009-06-08 Jan Hubicka <jh@suse.cz>
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
7139 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
7141 * jump.c (returnjump_p): Handle delayed branches. Add missing
7144 2009-06-08 Jan Hubicka <jh@suse.cz>
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.
7151 2009-06-08 Jakub Jelinek <jakub@redhat.com>
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.
7159 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
7160 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7162 * tree-ssa-loop-prefetch.c
7163 (gather_memory_references): Introduced a counter for the number of
7165 (anything_to_prefetch_p): Introduced a counter for the number of
7167 (is_loop_prefetching_profitable): New function with a cost model
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.
7178 2009-06-08 Michael Matz <matz@suse.de>
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
7190 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
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
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.
7219 2009-06-07 Ian Lance Taylor <iant@google.com>
7221 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
7222 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
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.
7230 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7232 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
7234 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7236 * gbl-ctors.h: Add header guard.
7238 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
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.
7249 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7251 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
7253 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7255 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
7256 (finish_function): Remove erroneous whitespace.
7258 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
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
7263 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7265 * errors.c (internal_error): Commentary typo fix.
7266 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
7267 * tree-ssa-pre.c: Ditto.
7269 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7271 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
7272 them is supposed to hold actual statements.
7274 2009-06-06 Ian Lance Taylor <iant@google.com>
7276 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
7277 empty statements can now have attributes.
7279 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
7281 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
7282 * config/mips/mips.md: Ditto.
7284 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
7286 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
7288 (__eabi_uconvert): Likewise.
7290 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
7292 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
7293 CFI_* definitions with IN_GCC.
7295 2009-06-05 David Edelsohn <edelsohn@gnu.org>
7297 * xcoffout.h (xcoffout_source_line): Update prototype.
7299 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7301 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
7302 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
7304 2009-06-05 Jakub Jelinek <jakub@redhat.com>
7307 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
7308 inlined_function_outer_scope_p blocks for artificial inlines
7310 * tree.c (tree_nonartificial_location): Rewrite using
7311 block_nonartificial_location.
7313 2009-06-05 Revital Eres <eres@il.ibm.com>
7314 Leehod Baruch <leehod@il.ibm.com>
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
7324 2009-06-05 Julian Brown <julian@codesourcery.com>
7326 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
7327 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
7329 2009-06-05 Richard Guenther <rguenther@suse.de>
7332 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
7335 2009-06-05 Jakub Jelinek <jakub@redhat.com>
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.
7341 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
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
7347 (move_linkage_attr): New.
7348 (dwarf2out_finish): Revisit deferrals and emit attributes at the
7351 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
7353 * tree-nested.c (finalize_nesting_tree_1): Declare the
7354 frame_decl in the binding tree.
7356 2009-06-04 Cary Coutant <ccoutant@google.com>
7358 * basic-block.h (struct basic_block_def): Add discriminator field.
7359 * dbxout.c (dbxout_source_line): Add new parameter. Change all
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
7388 * xcoffout.c (xcoffout_source_line): Add new parameter.
7390 * configure.ac (gcc_cv_as_discriminator): New configury check for
7391 gas support for discriminator.
7392 * configure: Regenerate.
7393 * config.in: Regenerate.
7395 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7397 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
7398 val after checking for integers.
7400 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
7402 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
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.
7413 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
7415 * gcc.c (report_times_to_file): New.
7416 (execute): Implement it.
7417 (process_command): Support -time=.
7418 * doc/invoke.texi: Document it.
7420 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
7422 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
7423 that have value exprs.
7425 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
7427 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
7428 declarations for constants until...
7429 (dw2_output_indirect_constant_1): ... this point.
7431 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
7434 * arm.md (arm_addsi3): Don't try to split an add with an
7435 eliminable register until after reload has completed.
7437 2009-06-03 Ian Lance Taylor <iant@google.com>
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.
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.
7464 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
7466 (cc1-checksum.o): Likewise.
7468 2009-06-03 Steve Ellcey <sje@cup.hp.com>
7470 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
7472 2009-06-03 Jakub Jelinek <jakub@redhat.com>
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.
7490 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
7491 argument of DWARF2_FRAME_REG_OUT macros.
7493 2009-06-03 Julian Brown <julian@codesourcery.com>
7495 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
7496 words or less (including TImode) in core registers.
7498 2009-06-03 Richard Guenther <rguenther@suse.de>
7501 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
7503 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
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.
7510 2009-06-03 Richard Guenther <rguenther@suse.de>
7511 Andrey Belevantsev <abel@ispras.ru>
7513 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
7514 non-BLKmode arrays addressable.
7516 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
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
7523 2009-06-03 Martin Jambor <mjambor@suse.cz>
7525 PR tree-optimization/40323
7526 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
7529 2009-06-03 Richard Guenther <rguenther@suse.de>
7531 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
7534 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
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.
7544 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
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.
7551 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
7553 * config/sh/sh.c: Revert last change.
7554 (sh_expand_epilogue): Emit a blockage insn before the frame
7555 pointer adjustment unconditionally.
7557 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
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.
7565 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7567 * collect2.c (target_system_root): New variable.
7568 (main): Handle --sysroot=.
7569 (ignore_library): Strip the sysroot from the library path.
7571 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
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.
7588 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7590 * collect2.c (ignore_library): Avoid premature post-increment
7593 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
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.
7610 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7612 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
7613 INSN_LISTs that are out of the REG_NOTE range.
7615 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
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.
7630 2009-06-02 Richard Guenther <rguenther@suse.de>
7632 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
7635 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7637 * cfgexpand.c (gimple_expand_cfg): Discard the source location
7638 only for builtins that are not overridden.
7640 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7642 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
7645 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7647 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
7649 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7651 * combine.c (move_deaths): Compare LUIDs within the same BB only.
7653 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
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.
7660 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
7662 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
7663 push/pop multiple to 8-byte alignment.
7665 2009-06-01 Jakub Jelinek <jakub@redhat.com>
7667 * config/i386/i386.c (queued_cfa_restores): New static variable.
7668 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
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
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
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.
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.
7705 * emutls.c (__emutls_get_address): Change arr->size to mean number
7706 of allocated arr->data entries instead of # of slots + 1.
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.
7713 2009-06-01 Steve Ellcey <sje@cup.hp.com>
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
7727 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
7730 2009-06-01 Ian Lance Taylor <iant@google.com>
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.
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
7744 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
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.
7750 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
7752 * alias.c (find_base_term): Check for NULL term before returning.
7754 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
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
7761 2009-06-01 Olivier Hainque <hainque@adacore.com>
7762 Eric Botcazou <ebotcazou@adacore.com>
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
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.
7788 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7790 * calls.c (emit_library_call_value_1): Don't force_operand for move
7793 2009-06-01 Nick Clifton <nickc@redhat.com>
7795 * doc/invoke.texi (IA-64 Options): Fix typo.
7797 2009-06-01 Ira Rosen <irar@il.ibm.com>
7799 PR tree-optimization/39129
7800 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
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
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
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.
7825 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
7827 * config/freebsd-stdint.h: New file.
7828 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
7829 Add freebsd-stdint.h to tm_file.
7831 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
7833 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
7834 (thumb2_extendhidi2): Likewise.
7836 2009-05-31 Ian Lance Taylor <iant@google.com>
7838 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
7840 2009-05-31 Ian Lance Taylor <iant@google.com>
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.
7846 2009-05-31 Jason Merrill <jason@redhat.com>
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.
7854 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
7856 * config/sh/sh.md (ashldi3_std): New define_expand.
7859 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
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.
7866 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
7868 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
7869 (thumb2_extendqidi2): New pattern.
7871 2009-05-31 Ira Rosen <irar@il.ibm.com>
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.
7883 2009-05-31 Jakub Jelinek <jakub@redhat.com>
7886 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
7887 frame related even if !set_cfa && style < 0.
7889 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
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__.
7896 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7898 * configure.ac: Add MPC support.
7900 * config.in, configure: Regenerate.
7902 2009-05-29 Richard Henderson <rth@redhat.com>
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
7910 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
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.
7955 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
7956 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
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.
7974 2009-05-29 Ian Lance Taylor <iant@google.com>
7976 * builtins.c (validate_gimple_arglist): Don't use va_arg with
7978 * calls.c (emit_library_call_value_1): Likewise.
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.
7985 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
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
7996 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7998 * config/i386/i386.c (ix86_decompose_address): Avoid useless
7999 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
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
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
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
8065 (ix86_attr_length_address_default): Ignore MEM_P operands
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
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
8082 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
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
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
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
8126 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
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
8132 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
8134 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
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
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
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
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.
8224 2009-05-29 Martin Jambor <mjambor@suse.cz>
8226 * tree-sra.c: New implementation of SRA.
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.
8237 2009-05-29 Jakub Jelinek <jakub@redhat.com>
8240 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
8243 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
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.
8252 2009-05-29 Richard Guenther <rguenther@suse.de>
8254 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
8255 short-cutting on the first component.
8257 2009-05-29 Jakub Jelinek <jakub@redhat.com>
8260 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
8261 for trees other than decls/types.
8263 2009-05-29 Richard Guenther <rguenther@suse.de>
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.
8274 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
8276 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
8277 to tmake_file for i[34567]86-*-cygwin*.
8279 2009-05-29 Jakub Jelinek <jakub@redhat.com>
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
8287 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
8289 * tree.c (handle_dll_attribute): Check if node is
8290 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
8292 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
8294 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
8296 (thumb2_zero_extendqidi2): Likewise.
8298 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
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.
8304 2009-05-28 Steve Ellcey <sje@cup.hp.com>
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.
8318 2009-05-28 Joseph Myers <joseph@codesourcery.com>
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
8323 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
8325 2009-05-28 Richard Guenther <rguenther@suse.de>
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
8364 (vn_reference_lookup_pieces): Adjust declaration.
8365 (vn_reference_insert_pieces): Likewise.
8367 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
8369 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
8370 with checking disabled.
8372 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
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.
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.
8386 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
8387 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
8389 2009-05-28 Ira Rosen <irar@il.ibm.com>
8391 PR tree-optimization/40254
8392 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
8393 in analysis of basic blocks.
8395 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
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
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.
8413 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
8415 * tree-inline.c (remap_decls): Enable nonlocalized variables
8416 when not optimizing.
8418 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
8420 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
8421 Simplify other tests involving optimize.
8423 2009-05-27 Tom Tromey <tromey@redhat.com>
8425 * unwind-dw2.c (_Unwind_DebugHook): New function.
8426 (uw_install_context): Call _Unwind_DebugHook.
8428 2009-05-27 Tom Tromey <tromey@redhat.com>
8430 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
8432 2009-05-27 Ian Lance Taylor <iant@google.com>
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.
8445 2009-05-27 Julian Brown <julian@codesourcery.com>
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.
8451 2009-05-27 Diego Novillo <dnovillo@google.com>
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.
8458 2009-05-21 Denis Chertykov <denisc@overta.ru>
8460 * doc/contrib.texi (Contributors): Add myself to the list.
8462 2009-05-27 Olivier Hainque <hainque@adacore.com>
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.
8470 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
8473 * config/i386/driver-i386.c (host_detect_local_cpu): Support
8474 AVX, SSE4, AES, PCLMUL and POPCNT.
8476 2009-05-27 Diego Novillo <dnovillo@google.com>
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.
8483 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
8485 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
8487 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
8489 * gcc-plugin.h: Include config.h and system.h.
8490 (IN_GCC): Define if not defined.
8492 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
8495 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
8498 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
8500 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
8502 * config/m32r/m32r.h: Ditto.
8503 * config/m32r/m32r.md: Ditto.
8504 * config/m32r/predicates.md: Ditto.
8506 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
8508 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
8510 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
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
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...
8543 2009-05-26 Richard Guenther <rguenther@suse.de>
8547 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
8548 with mismatched comparison modes.
8550 * expr.c (expand_expr_real_1): Expand the operand of a
8551 VIEW_CONVERT_EXPR in its natural mode.
8553 2009-05-26 Ian Lance Taylor <iant@google.com>
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.
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.
8610 2009-05-26 Richard Guenther <rguenther@suse.de>
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.
8617 2009-05-26 Richard Guenther <rguenther@suse.de>
8620 * fold-const.c (fold_binary): Use the correct types for building
8623 2009-05-26 Richard Guenther <rguenther@suse.de>
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.
8634 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
8636 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
8638 2009-05-25 Jan Hubicka <jh@suse.cz>
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.
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
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.
8678 2009-05-25 Richard Guenther <rguenther@suse.de>
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.
8693 2009-05-25 Richard Guenther <rguenther@suse.de>
8695 * tree-ssa-alias.h (dump_points_to_solution): Declare.
8696 * tree-inline.c (expand_call_inline): Reset the escaped and
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
8709 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8712 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
8713 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
8715 2009-05-25 Ira Rosen <irar@il.ibm.com>
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.
8723 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
8725 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
8726 return address with a USE.
8728 2009-05-24 Richard Guenther <rguenther@suse.de>
8731 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
8732 array type from the main variant of the inner type.
8734 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
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.
8740 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
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.
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):
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
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.
8765 2009-05-24 Ira Rosen <irar@il.ibm.com>
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
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
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
8821 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
8822 dependence instances from either loop or basic block vectorization
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
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
8837 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
8838 dependence instances from either loop or basic block vectorization
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
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
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,
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.
8906 2009-05-23 Mark Mitchell <mark@codesourcery.com>
8908 * final.c (shorten_branches): Do not align labels for jump tables.
8909 (final_scan_insn): Use JUMP_TABLE_DATA_P.
8911 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
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.
8918 2009-05-23 Denis Chertykov <chertykov@gmail.com>
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.
8926 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
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
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
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
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.
8971 2009-05-22 Mark Mitchell <mark@codesourcery.com>
8973 * config/arm/thumb2.md: Add 16-bit multiply instructions.
8975 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
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.
8982 2009-05-22 Richard Guenther <rguenther@suse.de>
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
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
9059 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
9062 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
9065 2009-05-22 Mark Mitchell <mark@codesourcery.com>
9067 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
9070 2009-05-22 Ben Elliston <bje@au.ibm.com>
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").
9079 2009-05-22 Ben Elliston <bje@au.ibm.com>
9081 * c-format.c (handle_format_attribute): Fix comment typo.
9083 2009-05-21 Steve Ellcey <sje@cup.hp.com>
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.
9098 2009-05-22 Richard Guenther <rguenther@suse.de>
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
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.
9108 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
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.
9114 2009-05-21 Richard Guenther <rguenther@suse.de>
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.
9121 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
9122 Uros Bizjak <ubizjak@gmail.com>
9124 * config/i386/cpuid.h (bit_MOVBE): New.
9126 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
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.
9136 * config/i386/i386.h (TARGET_MOVBE): New.
9138 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
9139 (*bswapsi_movbe): New.
9140 (*bswapdi_movbe): Likewise.
9141 (bswapdi2): Renamed to ...
9143 (bswapdi2): New expander.
9145 * config/i386/i386.opt (mmovbe): New.
9147 * doc/invoke.texi: Document -mmovbe.
9149 2009-05-21 Taras Glek <tglek@mozilla.com>
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
9156 * doc/plugins.texi (plugin_name_args): Added to documention.
9158 2009-05-21 Mark Mitchell <mark@codesourcery.com>
9160 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
9161 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
9163 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
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.
9170 2009-05-21 Jakub Jelinek <jakub@redhat.com>
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.
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
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
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
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):
9237 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
9239 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9241 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
9243 2009-05-20 Ian Lance Taylor <iant@google.com>
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
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.
9274 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
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.
9293 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
9295 * config/mips/mips.md (*extenddi_truncate<mode>,
9296 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
9298 (*extendhi_truncateqi): New define_insn_and_sptit.
9300 2009-05-20 Jakub Jelinek <jakub@redhat.com>
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.
9306 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
9308 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
9309 the operand of VIEW_CONVERT_EXPR.
9311 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
9313 * config/i386/driver-i386.c (host_detect_local_cpu): Check
9314 extended family and model for Intel processors. Support Intel Atom.
9316 2009-05-20 Olivier Hainque <hainque@adacore.com>
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
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.
9325 2009-05-20 Martin Jambor <mjambor@suse.cz>
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.
9339 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
9342 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
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
9348 2009-05-20 Richard Guenther <rguenther@suse.de>
9350 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
9351 with mismatched comparison modes.
9353 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
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.
9366 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
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.
9377 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
9379 * c-typeck.c (build_binary_op): Allow % on integal vectors.
9380 * doc/extend.texi (Vector Extension): Document that % is allowed too.
9382 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
9384 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
9385 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
9387 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
9390 * c.opt (Wlogical-op): Disabled by default.
9391 * c-opt (c_common_post_options): Do not enable Wlogical-op with
9393 * doc/invoke.texi (Wlogical-op): Likewise.
9395 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
9397 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
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.
9407 2009-05-19 Steve Ellcey <sje@cup.hp.com>
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.
9428 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
9429 Hans-Peter Nilsson <hp@axis.com>
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.
9443 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
9445 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
9447 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9449 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
9451 2009-05-19 Ben Elliston <bje@au.ibm.com>
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.
9459 2009-05-19 Richard Guenther <rguenther@suse.de>
9461 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
9462 not falsely claim to have propagated into all uses.
9464 2009-05-19 Ben Elliston <bje@au.ibm.com>
9466 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
9469 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
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.
9477 2009-05-18 Dodji Seketeli <dodji@redhat.com>
9480 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
9481 child of the containing namespace's DIE.
9483 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
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
9490 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
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.
9498 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
9499 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
9501 * config/i386/i386.md (align): Renamed to ...
9502 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
9503 ASM_OUTPUT_MAX_SKIP_PAD.
9505 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
9507 * config.gcc: Fix variable syntax.
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.
9515 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
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.
9521 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
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.
9535 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
9537 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
9539 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
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
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):
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
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.
9592 2009-05-18 Martin Jambor <mjambor@suse.cz>
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.
9602 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
9604 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
9606 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
9609 * c-common.c (warn_logical_operator): Don't warn if one of
9610 expression isn't always true or false.
9612 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
9614 * config/i386/biarch32.h: New file.
9615 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
9617 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
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.
9624 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
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.
9633 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
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.
9645 2009-05-16 Joseph Myers <joseph@codesourcery.com>
9647 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
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
9655 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
9658 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
9661 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
9663 * arm.md (movdi2): Copy non-reg values to DImode registers.
9665 2009-05-16 Jakub Jelinek <jakub@redhat.com>
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.
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.
9685 2009-05-15 Ian Lance Taylor <iant@google.com>
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.
9693 * gcse.c (struct hash_table_d): Rename from struct hash_table.
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.
9699 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
9700 * graphite.h (struct name_tree_d): Rename from struct name_tree.
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
9707 (struct convert_optab_d): Rename from struct convert_optab.
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
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
9719 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
9722 * fold-const.c (make_range,build_range_check,merge_ranges): Move
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.
9733 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
9735 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
9737 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9739 * doc/install.texi: Document MPC requirements, flags etc.
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.
9751 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9753 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
9755 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
9757 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
9760 2009-05-15 Jan Hubicka <jh@suse.cz>
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.
9769 2009-05-15 Jan Hubicka <jh@suse.cz>
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.
9775 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
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.
9784 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9786 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
9787 swapped, and reversed optabs exist before trying to use them.
9789 2009-05-15 Paul Brook <paul@codesourcery.com>
9790 Sandra Loosemore <sandra@codesourcery.com>
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
9800 (Um): New constraint.
9802 2009-05-15 Jan Hubicka <jh@suse.cz>
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
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.
9842 2009-05-15 Richard Guenther <rguenther@suse.de>
9844 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
9845 not TODO_update_ssa.
9847 2009-05-15 Richard Guenther <rguenther@suse.de>
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.
9856 2009-05-15 Richard Guenther <rguenther@suse.de>
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):
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.
9867 2009-05-15 Joseph Myers <joseph@codesourcery.com>
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.
9873 2009-05-15 Jan Hubicka <jh@suse.cz>
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
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.
9915 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
9917 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
9919 (print_int_cst_bounds_in_octal_p): Likewise.
9920 (dbxout_type): Adjust calls to above functions. Be prepared to deal
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.
9947 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
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.
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.
9979 2009-05-14 Ian Lance Taylor <iant@google.com>
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.
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.
9992 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
9993 ++ or -- with a variable of enum type.
9995 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9998 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
10000 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
10002 * store-motion.c: Do not include params.h
10003 * Makefile.in: Fix dependencies for various files.
10005 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
10007 * auto-inc-dec.c: Fix pass description, remove apparent
10008 accidental duplication.
10010 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
10012 PR middle-end/40147
10013 * ipa-utils.h (memory_identifier_string): Moved to ...
10014 * tree.h (memory_identifier_string): Here. Add GTY(()).
10016 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
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]:
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
10096 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10097 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
10099 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
10101 (TARGET_LEGITIMATE_ADDRESS_P): New.
10103 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10104 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
10106 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
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.
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.
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.
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.
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.
10141 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10142 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
10144 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
10145 static, adjust types.
10146 (TARGET_LEGITIMATE_ADDRESS_P): New.
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.
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
10168 (arm_legitimate_address_outer_p): ... this.
10169 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
10171 (TARGET_LEGITIMATE_ADDRESS_P): New.
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.
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.
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.
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.
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.
10200 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
10202 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
10203 of MODE_COMPLEX_INT.
10205 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
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.
10214 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
10216 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
10217 Check for invalid values of LETTER.
10219 2009-05-13 Taras Glek <tglek@mozilla.com>
10221 * attribs.c (register_attribute): moved out attribute registration
10222 into register_attribute.
10223 * doc/plugins.texi: Documented register_attribute and
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.
10230 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
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.
10241 2009-05-13 Doug Kwan <dougkwan@google.com>
10243 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
10245 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
10247 * config/mips/mips.md (store): Add attributes for QI and HI.
10249 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
10250 (truncdi<mode>2): ... this new pattern.
10252 2009-05-13 Brad Hards <bradh@kde.org>
10254 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
10256 2009-05-14 Jakub Jelinek <jakub@redhat.com>
10257 Ben Elliston <bje@au.ibm.com>
10259 PR middle-end/40035
10260 * dse.c (check_mem_read_rtx): Guard against width == -1.
10262 2009-05-13 Michael Matz <matz@suse.de>
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.
10269 2009-05-13 Janis Johnson <janis187@us.ibm.com>
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.
10275 2009-05-13 Ian Lance Taylor <iant@google.com>
10277 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
10280 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
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
10285 * config/m68k/m68k.h (FL_UCLINUX): Define.
10287 2009-05-13 Jan Hubicka <jh@suse.cz>
10289 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
10291 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
10293 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
10294 unless -fschedule-insns is specified.
10296 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
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.
10305 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
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.
10321 2009-05-12 Jan Hubicka <jh@suse.cz>
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.
10332 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10334 * df-core.c: Update head documentation.
10336 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
10339 * rs6000.c (rs6000_generate_compare): Use op1b instead of
10340 shadowing exisiting variable op1.
10342 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
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.
10350 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10354 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10356 * optabs.c (prepare_cmp_insn): Temporarily disable test that
10357 causes spurious differences between trunk and cond-optab branch.
10359 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
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
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):
10401 (ctrap_optab): New.
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.
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
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.
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):
10440 (stack probe test): Use cbranchdi4.
10441 * config/alpha/predicates.md (alpha_cbranch_operator): New.
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.
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
10459 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
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
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.
10471 (cbranchqi4, cbranchhi4, cbranchsi4): New.
10472 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
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.
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
10495 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
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.
10508 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
10510 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
10511 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
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.
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
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.
10537 (bCC, sCC): Delete.
10538 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
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.
10555 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
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.
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):
10578 (cbranchsi4, cstoresi4): New.
10579 * config/iq2000/predicates.md (reg_or_const_operand): New.
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.
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.
10608 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
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):
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
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
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.
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.
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,
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
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.
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...
10689 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
10692 (cbranchdf4): New. Handle invalid comparisons here.
10693 * config/mmix/predicates.md (float_comparison_operator): New.
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.
10705 (cbranchsi4, cbranchsf4): New.
10706 (casesi): Use cbranchsi4.
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.
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.
10728 (cbranchdf4, cbranchhi4, cbranchqi4): New.
10729 (*branch, *branch_inverted): New.
10731 * config/picochip/picochip.md (cbranchhi4): Use
10732 ordered_comparison_operator.
10733 (cmphi, bCC): Remove.
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.
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.
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.
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
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
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):
10827 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
10828 (movnegt): Remove second operand.
10829 (cbranchsf4, cbranchdf4): New.
10830 (stack_protect): Use cbranchdi4/cbranchsi4.
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
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.
10863 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
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,
10875 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
10876 spu_emit_branch_or_set.
10878 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
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.
10886 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
10887 (cmphi, cmpsi, bCC): Remove.
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.
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.
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):
10923 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
10924 (cmpsi, cmpsf, b<code>, s<code>): Delete.
10925 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
10927 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10929 * optabs.c (prepare_cmp_insn): Temporarily disable test that
10930 causes spurious differences between trunk and cond-optab branch.
10932 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
10935 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
10937 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
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.
10944 2009-05-11 Ian Lance Taylor <iant@google.com>
10947 * graphite.c: Force -Wc++-compat to only be a warning before
10948 #including "cloog/cloog.h".
10950 2009-05-11 Martin Jambor <mjambor@suse.cz>
10952 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
10954 2009-05-11 Jan Hubicka <jh@suse.cz>
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
10964 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
10966 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
10967 libcpp interface change.
10968 (spu_macro_to_expand): Likewise.
10970 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
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.
10977 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
10979 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
10981 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
10983 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
10985 * tree-vect-data-refs.c (vect_analyze_group_access): Use
10986 HOST_WIDE_INT for gap.
10988 2009-05-11 Ira Rosen <irar@il.ibm.com>
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.
10994 2009-05-11 Richard Guenther <rguenther@suse.de>
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.
11016 2009-05-10 Ian Lance Taylor <iant@google.com>
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
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
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
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
11040 * tree-inline.h (enum copy_body_cge_which): Break out of
11042 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
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
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.
11086 2009-05-11 Ben Elliston <bje@au.ibm.com>
11088 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
11089 for recent libcpp interface change.
11090 (rs6000_macro_to_expand): Likewise.
11092 2009-05-10 Michael Matz <matz@suse.de>
11095 * config/arm/arm.c (require_pic_register): Emit on entry edge,
11096 not at entry of function.
11098 2009-05-10 Richard Guenther <rguenther@suse.de>
11100 PR tree-optimization/40081
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.
11106 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
11107 structs with volatile fields.
11109 2009-05-10 Jan Hubicka <jh@suse.cz>
11111 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
11112 (estimate_move_cost): Assert that it does not get called for
11114 (estimate_num_insns): Skip VOID types in argument handling.
11115 (optimize_inline_calls): Delete unreachable blocks and verify that
11116 callgraph is valid.
11118 2009-05-10 Jan Hubicka <jh@suse.cz>
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.
11128 2009-05-10 Joseph Myers <joseph@codesourcery.com>
11130 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
11131 tok->val.node.node.
11133 2009-05-10 Jan Hubicka <jh@suse.cz>
11135 PR middle-end/40084
11136 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
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.
11144 2009-05-10 Joseph Myers <joseph@codesourcery.com>
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):
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):
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.
11190 2009-05-10 Joseph Myers <joseph@codesourcery.com>
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
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.
11205 2009-05-10 Richard Guenther <rguenther@suse.de>
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.
11212 2009-05-09 Jan Hubicka <jh@suse.cz>
11214 PR middle-end/40080
11215 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
11216 indirect calls; verify cgraph afterwards.
11218 2009-05-09 Jan Hubicka <jh@suse.cz>
11221 * ipa.c (update_inlined_to_pointer): New function.
11222 (cgraph_remove_unreachable_nodes): Use it.
11224 2009-05-09 Jan Hubicka <jh@suse.cz>
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.
11236 2009-05-09 Jan Hubicka <jh@suse.cz>
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.
11244 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
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.
11252 2009-05-08 Joseph Myers <joseph@codesourcery.com>
11254 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
11255 -1 for complex floating-point types if honoring signed zeros.
11257 2009-05-08 Jan Hubicka <jh@suse.cz>
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
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
11319 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
11320 Andrew Morrow <acm@google.com>
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.
11329 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
11330 * c-typeck.c (build_component_ref): Likewise.
11331 (build_external_ref): Likewise.
11333 * toplev.c (warn_deprecated_use): Add an attribute argument.
11334 Emit the message associated with __attribute__((deprecated)).
11336 * toplev.h (warn_deprecated_use): Updated.
11338 * doc/extend.texi: Document new optional parameter to
11339 __attribute__((deprecated))
11341 2009-05-08 Michael Eager <eager@eagercon.com>
11343 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
11344 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
11346 2009-05-08 Richard Guenther <rguenther@suse.de>
11348 PR tree-optimization/40062
11349 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
11350 Avoid exponential behavior.
11352 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
11354 PR rtl-optimization/33928
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
11361 (fwprop_init): Call build_single_def_use_links and let it initialize
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.
11374 2009-05-08 Joseph Myers <joseph@codesourcery.com>
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.
11382 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
11384 PR rtl-optimization/33928
11385 * loop-invariant.c (record_use): Fix && vs. || mishap.
11387 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
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
11399 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
11401 * config/sh/sh.c: Do not include c-pragma.h.
11403 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
11405 * config/spu/spu.c: Remove include of c-common.h.
11407 2009-05-07 Janis Johnson <janis187@us.ibm.com>
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.
11438 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
11440 * config/i386/i386.c: Do not include c-common.h.
11442 2009-05-07 Mark Heffernan <meheff@google.com>
11444 * doc/invoke.texi (Debugging Options): Document change of debugging
11446 * opts.c (decode_options): Make dump_base_name relative to
11447 aux_base_name directory.
11449 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
11451 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
11452 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
11454 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
11456 * Makefile.in (install-plugin): Simplify a bit.
11458 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
11460 * Makefile.in (OBJS-common): Add regcprop.o.
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.
11478 2009-05-07 Jakub Jelinek <jakub@redhat.com>
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.
11486 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
11488 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
11489 Remove wrong description of "nand" operation.
11491 2009-05-06 Richard Guenther <rguenther@suse.de>
11492 Adam Nemet <anemet@caviumnetworks.com>
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).
11498 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
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.
11504 2009-05-06 Janis Johnson <janis187@us.ibm.com>
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.
11511 2009-05-06 Jakub Jelinek <jakub@redhat.com>
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
11516 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
11517 instead of appending DW_OP_deref*.
11519 2009-05-06 Michael Matz <matz@suse.de>
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.
11525 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
11527 * Makefile.in (install-plugin): Fix srcdir handling.
11529 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
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.
11537 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
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.
11546 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
11548 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
11550 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
11552 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
11554 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
11555 ssemodesuffixf2c with avxmodesuffixf2c.
11557 2009-05-06 Joseph Myers <joseph@codesourcery.com>
11560 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
11562 2009-05-05 Jakub Jelinek <jakub@redhat.com>
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
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.
11581 2009-05-05 Joseph Myers <joseph@codesourcery.com>
11585 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
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.
11593 2009-05-05 Richard Guenther <rguenther@suse.de>
11595 PR tree-optimization/40022
11596 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
11598 (phivn_valid_p): Fix tuplification error, simplify.
11599 (phiprop_insert_phi): Add dumps.
11600 (propagate_with_phi): Simplify.
11602 2009-05-05 Richard Guenther <rguenther@suse.de>
11604 PR middle-end/40023
11605 * builtins.c (gimplify_va_arg_expr): Properly build the address.
11607 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
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.
11620 2009-05-04 Joseph Myers <joseph@codesourcery.com>
11622 * attribs.c (decl_attributes): Use %qE for identifiers in
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
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
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
11642 (resolve_operand_name_1): Translate named operand name to locale
11644 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
11646 * toplev.c (announce_function): Translate function names to locale
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
11655 * varasm.c (output_constructor): Use %qE for identifiers in
11658 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
11660 * configure.ac: use ` ` instead of $()
11661 * configure: Regenerate.
11663 2009-05-05 Ben Elliston <bje@au.ibm.com>
11665 * config/pa/linux-atomic.c: Eliminate conditional include of
11666 errno.h on non-LP64 systems to simplify build requirements.
11668 2009-05-04 Joseph Myers <joseph@codesourcery.com>
11670 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
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
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.
11684 2009-05-04 Michael Eager <eager@eagercon.com>
11686 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
11687 address for DImode/DFmode only if double-precision FP regs.
11689 2009-05-04 Michael Eager <eager@eagercon.com>
11691 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
11692 TARGET_SINGLE_FLOAT check.
11694 2009-05-04 Michael Eager <eager@eagercon.com>
11696 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
11698 2009-05-04 Michael Eager <eager@eagercon.com>
11700 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
11701 * config/rs6000/t-xilinx: New
11703 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
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.
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):
11720 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
11721 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
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.
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):
11763 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
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.
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.
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.
11797 2009-05-04 Joseph Myers <joseph@codesourcery.com>
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):
11805 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
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.
11813 2009-05-04 Richard Guenther <rguenther@suse.de>
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.
11819 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
11821 * expmed.c (synth_mult): When trying out a shift, pass the result
11824 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
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.
11832 2009-05-03 Richard Guenther <rguenther@suse.de>
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
11845 2009-05-03 Richard Guenther <rguenther@suse.de>
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.
11854 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
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.
11865 (Wuninitialized): Initialize to -1.
11867 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
11868 Richard Guenther <rguenther@suse.de>
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).
11876 2009-05-03 Joseph Myers <joseph@codesourcery.com>
11878 * c-common.c (reswords): Add _Imaginary.
11879 * c-common.c (enum rid): Add RID_IMAGINARY.
11881 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
11883 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
11884 Patch by Richard Guenther.
11886 2009-05-03 Anatoly Sokolov <aesok@post.ru>
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.
11907 2009-05-02 Richard Guenther <rguenther@suse.de>
11909 PR tree-optimization/39940
11910 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
11913 2009-05-02 Richard Guenther <rguenther@suse.de>
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
11924 2009-05-02 Ben Elliston <bje@au.ibm.com>
11926 * doc/collect2.texi (Collect2): Document search path behaviour
11927 when configured with --with-ld.
11929 2009-05-02 Jan Hubicka <jh@suse.cz>
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.
11937 2009-05-02 Jan Hubicka <jh@suse.cz>
11939 * except.c (remove_eh_handler_and_replace): Handle updating after
11940 removing TRY blocks.
11942 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
11944 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
11946 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
11948 * varasm.c: Do not include c-pragma.h.
11949 * attribs.c: Do not incude c-common.h.
11951 2009-05-01 Michael Matz <matz@suse.de>
11953 * calls.c (initialize_argument_information): Handle SSA names like
11954 decls with a non MEM_P DECL_RTL.
11956 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
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.
11969 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
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.
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,
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
11992 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
11993 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
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.
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.
12008 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
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
12016 2009-05-01 Joseph Myers <joseph@codesourcery.com>
12018 * c-objc-common.c (c_tree_printer): Print identifiers with
12019 pp_identifier, not pp_string. Mark "({anonymous})" for
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
12033 * c-pretty-print.h (pp_c_ws_string): Declare.
12035 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
12036 Roland McGrath <roland@redhat.com>
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
12044 * doc/install.texi: Document --enable-linker-build-id option.
12045 * configure: Rebuild.
12046 * config.in: Rebuild.
12048 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
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
12062 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
12064 2009-04-30 Michael Matz <matz@suse.de>
12066 PR tree-optimization/39955
12067 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
12069 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
12071 * ira.c (setup_cover_and_important_classes): Use safe macro
12072 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
12074 * genpreds.c (write_tm_preds_h): Output suitable definition of
12075 REG_CLASS_FOR_CONSTRAINT.
12077 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
12079 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
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.
12086 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
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
12093 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
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.
12112 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12115 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
12116 when optimizing for size.
12118 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
12120 * gcse.c (gcse_constant_p): Fix typo in last change.
12122 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
12124 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
12126 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
12128 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
12130 2009-04-29 James E. Wilson <wilson@codesourcery.com>
12132 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
12133 CONST_HIGH_PART result.
12135 2009-04-29 Anatoly Sokolov <aesok@post.ru>
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.
12150 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
12151 Steven Bosscher <steven@gcc.gnu.org>
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.
12160 2009-04-29 Richard Guenther <rguenther@suse.de>
12163 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
12164 allow conversion to signed integers.
12166 2009-04-29 Richard Guenther <rguenther@suse.de>
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.
12172 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
12173 Michael Matz <matz@suse.de>
12175 PR middle-end/39927
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.
12185 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
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.
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.
12193 2009-04-29 Richard Guenther <rguenther@suse.de>
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.
12201 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
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
12215 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
12216 of reload_completed.
12219 * config/bfin/bfin.md (movsi_insn): Refine constraints.
12221 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
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
12238 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
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.
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.
12249 2009-04-29 Richard Guenther <rguenther@suse.de>
12251 PR tree-optimization/39941
12252 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
12253 eliminating an indirect call.
12255 2009-04-29 Richard Guenther <rguenther@suse.de>
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.
12261 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
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
12269 * config/bfin/bfin.c (bfin_expand_builtin,
12270 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
12272 2009-04-28 Richard Guenther <rguenther@suse.de>
12274 * tree-vect-loop.c (get_initial_def_for_induction): Use
12275 correct types for pointer increment.
12277 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12279 * toplev.c (print_version): Update GMP version string calculation.
12281 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
12283 PR rtl-optimization/39938
12284 * resource.c (init_resource_info): Add call to df_analyze.
12286 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
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.
12295 2009-04-28 Joseph Myers <joseph@codesourcery.com>
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
12310 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12312 * config/arm/arm.c (arm_override_options): Emit error on using
12315 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
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.
12322 2009-04-28 Richard Guenther <rguenther@suse.de>
12324 PR middle-end/39937
12325 * fold-const.c (fold_binary): Use distribute_real_division only
12328 2009-04-28 Steve Ellcey <sje@cup.hp.com>
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.
12341 2009-04-28 Catherine Moore <clm@codesourcery.com>
12343 * debug.h (set_name): Add comment.
12345 2009-04-28 Andrew Pinski <pinskia@gmail.com>
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.
12352 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
12354 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
12355 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
12356 m32c_promote_prototypes): Delete.
12358 2009-04-28 Michael Matz <matz@suse.de>
12360 PR middle-end/39922
12361 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
12364 2009-04-28 Richard Guenther <rguenther@suse.de>
12366 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
12368 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
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.
12374 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
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.
12385 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
12388 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
12390 2009-04-28 Richard Guenther <rguenther@suse.de>
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
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.
12409 2009-04-28 Ira Rosen <irar@il.ibm.com>
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
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
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
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.
12467 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
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.
12480 2009-04-28 Ben Elliston <bje@au.ibm.com>
12485 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
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.
12493 2009-04-27 Ian Lance Taylor <iant@google.com>
12495 * collect2.c (is_ctor_dtor): Change type of ret field in struct
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
12527 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
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
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
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
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
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
12571 (sh_target_reg_class): Change return type to enum reg_class.
12572 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
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.
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.
12591 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12593 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
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.
12615 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
12617 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
12618 instruction is correct.
12620 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
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):
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.
12642 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
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
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
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
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.
12711 2009-04-27 Richard Guenther <rguenther@suse.de>
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.
12717 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
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.
12724 2009-04-27 Michael Matz <matz@suse.de>
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
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.
12740 2009-04-27 Richard Guenther <rguenther@suse.de>
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.
12747 2009-04-27 Michael Matz <matz@suse.de>
12749 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
12750 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
12753 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
12754 Eric Botcazou <ebotcazou@adacore.com>
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.
12765 2009-04-27 Richard Guenther <rguenther@suse.de>
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
12777 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
12779 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
12781 2009-04-27 Jan Hubicka <jh@suse.cz>
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
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.
12794 2009-04-26 Michael Matz <matz@suse.de>
12796 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
12798 2009-04-26 Michael Matz <matz@suse.de>
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.
12809 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
12811 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
12812 * tree-ssa-live.h (register_ssa_partition): Likewise.
12814 2009-04-26 Michael Matz <matz@suse.de>
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
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.
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
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
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
12887 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
12888 (struct _elim_graph): New member const_dests; nodes member vector of
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
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
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.
12935 2009-04-26 Michael Matz <matz@suse.de>
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.
12942 2009-04-26 Jakub Jelinek <jakub@redhat.com>
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.
12950 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
12952 2009-04-26 Jakub Jelinek <jakub@redhat.com>
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
12966 * gimplify.c (nonlocal_vlas): New variable.
12967 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
12969 (gimplify_body): Create and destroy nonlocal_vlas.
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.
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.
12991 2009-04-26 Michael Matz <matz@suse.de>
12993 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
12994 mark new temporaries for renaming.
12996 2009-04-26 Joseph Myers <joseph@codesourcery.com>
12999 * c-decl.c (global_bindings_p): Return negative value.
13000 (c_variable_size): New. Based on variable_size from
13002 (grokdeclarator): Call c_variable_size not variable_size.
13004 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
13006 * config/i386/i386.c (print_operand) ['z']: Fix typo.
13008 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
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.
13025 2009-04-26 Joseph Myers <joseph@codesourcery.com>
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
13039 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
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.
13072 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13075 * opts.c (undocumented_msg): Do not leave blank even with
13078 2009-04-25 Joseph Myers <joseph@codesourcery.com>
13080 * c-decl.c (build_enumerator): Allow values folding to integer
13081 constants but not integer constant expressions with a pedwarn if
13084 2009-04-25 Joseph Myers <joseph@codesourcery.com>
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.
13091 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
13094 * config/i386/i386.c (print_operand) ['z']: Revert handling of
13097 2009-04-25 Joseph Myers <joseph@codesourcery.com>
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.
13106 2009-04-25 Jan Hubicka <jh@suse.cz>
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;
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):
13139 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
13142 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
13143 on the destination of memcpy.
13145 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
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.
13151 2009-04-25 Jan Hubicka <jh@suse.cz>
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
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
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.
13174 2009-04-25 Jan Hubicka <jh@suse.cz>
13176 * tree-cfg.c (split_critical_edges): Split also edges where we can't
13177 insert code even if they are not critical.
13179 2009-04-25 Jan Hubicka <jh@suse.cz>
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
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.
13191 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
13192 H.J. Lu <hongjiu.lu@intel.com>
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.
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.
13213 2009-04-25 Ben Elliston <bje@au.ibm.com>
13215 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
13216 the source of a set operation.
13218 2009-04-25 Anatoly Sokolov <aesok@post.ru>
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.
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.
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.
13239 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
13241 * ira.c (setup_cover_and_important_classes): Add enum cast.
13243 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
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.
13250 2009-04-24 DJ Delorie <dj@redhat.com>
13252 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
13253 __SH2A_SINGLE_ONLY__ also.
13255 2009-04-24 Steve Ellcey <sje@cup.hp.com>
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.
13264 2009-04-24 Richard Guenther <rguenther@suse.de>
13266 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
13267 from unsigned additions.
13269 2009-04-24 Joseph Myers <joseph@codesourcery.com>
13271 * c-typeck.c (set_init_index): Allow array designators that are
13272 not integer constant expressions with a pedwarn if pedantic.
13274 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
13276 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
13277 zero if no overlap in nonzero bits between the operands.
13279 2009-04-24 Ian Lance Taylor <iant@google.com>
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
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
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
13330 * tree.c (build_common_builtin_nodes): Add casts to enum type.
13331 * tree-complex.c (complex_lattice_t): Typedef to int rather than
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
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
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
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
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
13358 * config/s390/s390.c (code_for_builtin_64): Change to array of
13360 (code_for_builtin_31): Likewise.
13361 (s390_expand_builtin): Change code_for_builtin to enum insn_code
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.
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.
13374 2009-04-24 Nick Clifton <nickc@redhat.com>
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
13381 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
13383 * config/s390/constraints.md ('I', 'J'): Fix condition.
13385 2009-04-24 Diego Novillo <dnovillo@google.com>
13387 * gengtype-parse.c (parse_error): Add newline after message.
13389 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
13391 * config/i386/sse.md (avxmodesuffixs): Removed.
13392 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
13393 (*avx_pinsr<ssevecsize>): This.
13395 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
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.
13402 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
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.
13409 2009-04-24 Nick Clifton <nickc@redhat.com>
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.
13416 2009-04-24 Jakub Jelinek <jakub@redhat.com>
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
13430 (get_group_info): Set canon_base_addr to canon_rtx of base, not
13431 canon_rtx of base_mem.
13433 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
13435 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
13436 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
13438 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13440 * config/spu/spu-builtins.h: Delete file.
13442 * config/spu/spu.h (enum spu_builtin_type): Move here from
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.
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".
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.
13462 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
13464 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
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.
13469 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
13471 * config/arm/arm.md (insv): Do not share operands[0].
13473 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
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.
13483 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
13485 * c-format.c (gcc_tdiag_char_table): Add support for %E.
13487 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
13489 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
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.
13498 2009-04-23 Nick Clifton <nickc@redhat.com>
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.
13505 2009-04-22 Jing Yu <jingyu@google.com>
13508 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
13510 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
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
13518 2009-04-22 DJ Delorie <dj@redhat.com>
13520 * config/m32c/m32c.h: Update GTY annotations to new syntax.
13522 2009-04-22 Jakub Jelinek <jakub@redhat.com>
13524 * alias.c (find_base_term): Move around LO_SUM case, so that
13525 CONST falls through into PLUS/MINUS handling.
13528 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
13529 into 0, use omit_one_operand.
13531 2009-04-23 Ben Elliston <bje@au.ibm.com>
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.
13537 2009-04-22 DJ Delorie <dj@redhat.com>
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.
13544 2009-04-21 Taras Glek <tglek@mozilla.com>
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.
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.
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.
13608 2009-04-22 Mark Heffernan <meheff@google.com>
13610 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
13612 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
13614 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
13617 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
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
13623 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
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.
13637 2009-04-22 Richard Guenther <rguenther@suse.de>
13639 PR tree-optimization/39824
13640 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
13641 make sure the types are compatible.
13643 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
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.
13652 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
13654 PR rtl-optimization/39580
13655 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
13657 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
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.
13664 2009-04-22 Richard Guenther <rguenther@suse.de>
13666 PR tree-optimization/39845
13667 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
13668 (gen_inbound_check): Likewise.
13670 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
13672 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
13674 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
13675 * config/vxlib.c (__gthread_once): Add race guard for PPC.
13677 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
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.
13683 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
13685 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
13686 (Pmode): Move above.
13688 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
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.
13698 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
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.
13728 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
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.
13741 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
13743 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
13744 (sdbout_parms): Likewise.
13746 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
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
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.
13765 2009-04-21 Joseph Myers <joseph@codesourcery.com>
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.
13860 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
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
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
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.
13884 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
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.
13896 2009-04-21 Ian Lance Taylor <iant@google.com>
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.
13902 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
13904 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
13905 argument of emit_library_call.
13907 2009-04-21 Richard Guenther <rguenther@suse.de>
13909 PR middle-end/39829
13910 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
13911 inside VIEW_CONVERT_EXPRs.
13913 2009-04-21 Martin Jambor <mjambor@suse.cz>
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
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
13929 2009-04-21 Richard Guenther <rguenther@suse.de>
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.
13935 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
13937 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
13939 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
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
13952 2009-04-21 Ben Elliston <bje@au.ibm.com>
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.
13959 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
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.
13974 2009-04-20 Ian Lance Taylor <iant@google.com>
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.
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
14011 * function.c (assign_parms): Change 0 to VOIDmode in function call.
14012 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
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
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
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
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
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
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
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
14100 (truncxf<mode>2, isinf<mode>2): Likewise.
14101 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
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
14112 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
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
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
14123 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
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
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
14143 (spu_expand_prologue): Use add_reg_note.
14144 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
14146 2009-04-20 Ian Lance Taylor <iant@google.com>
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
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
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.
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>
14207 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
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.
14216 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
14217 should split for LEA.
14219 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
14221 (ix86_dep_by_shift_count): Likewise.
14223 2009-04-20 Richard Guenther <rguenther@suse.de>
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.
14231 2009-04-20 Richard Guenther <rguenther@suse.de>
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.
14241 2009-04-20 Doug Kwan <dougkwan@google.com>
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.
14266 2009-04-20 Ira Rosen <irar@il.ibm.com>
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.
14274 2009-04-20 Michael Matz <matz@suse.de>
14276 * Makefile.in (generated_files): Take out $(simple_generated_c).
14278 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
14280 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
14281 (UINTPTR_TYPE): Likewise.
14283 2009-04-19 Joseph Myers <joseph@codesourcery.com>
14286 * c-typeck.c (digest_init): Check for initializing an array with a
14289 2009-04-19 Joseph Myers <joseph@codesourcery.com>
14292 * c-semantics.c (pop_stmt_list): Propagate
14293 STATEMENT_LIST_HAS_LABEL to parent statement list.
14295 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
14297 * config/mips/mips.h (mips_tune_attr): New macro.
14298 * config/mips/mips.md (cpu): Use it.
14300 2009-04-19 Joseph Myers <joseph@codesourcery.com>
14303 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
14306 2009-04-19 Diego Novillo <dnovillo@google.com>
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.
14314 2009-04-19 Jan Hubicka <jh@suse.cz>
14316 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
14318 (dump_cgraph_node): Dump can throw external flag.
14319 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
14321 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
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
14332 * c-common.c (warn_logical_op): Update.
14333 * c-common.h (warn_logical_op): Update declaration.
14335 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
14337 * tree.c (protected_set_expr_location): Fix formatting.
14339 2009-04-18 Joseph Myers <joseph@codesourcery.com>
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.
14346 2009-04-18 Joseph Myers <joseph@codesourcery.com>
14349 * c-typeck.c (build_unary_op): Check for taking address of
14350 expression of type void.
14352 2009-04-18 Joseph Myers <joseph@codesourcery.com>
14355 * c-typeck.c (build_function_call): Check for calling a function
14356 with qualified void return types. Call require_complete_type when
14359 2009-04-18 Jan Hubicka <jh@suse.cz>
14361 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
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.
14376 2009-04-18 Richard Guenther <rguenther@suse.de>
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.
14385 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14387 * tree-vrp.c (ssa_name_nonzero_p): Remove.
14388 * tree.h: Remove the prototype for ssa_name_nonzero_p.
14390 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14392 * tree.c (function_args_count): Remove.
14393 * tree.h: Remove the prototype for function_args_count.
14395 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14397 * tree-iterator.c (expr_only): Remove.
14398 * tree.h: Remove the prototype for expr_only.
14400 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14402 * reginfo.c (cannot_change_mode_set_regs): Remove.
14403 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
14405 2009-04-08 Anatoly Sokolov <aesok@post.ru>
14407 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
14408 whether operands 0 and 1 overlaps.
14410 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
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.
14424 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
14426 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
14428 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14430 * doc/extend.texi, doc/invoke.texi: Fix typos.
14432 2009-04-17 Cary Coutant <ccoutant@google.com>
14434 * tree-flow-inline.h (get_lineno): Fix inverted test.
14436 2009-04-17 Diego Novillo <dnovillo@google.com>
14438 * tree-ssa-pre.c (create_expression_by_pieces): Remove
14439 assertion for AVAIL_OUT.
14441 2009-04-17 Mike Frysinger <vapier@gentoo.org>
14444 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
14445 * config/sh/linux-atomic.asm: Likewise.
14447 2009-04-17 Diego Novillo <dnovillo@google.com>
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
14457 2009-04-17 Diego Novillo <dnovillo@google.com>
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.
14470 2009-04-17 Simon Baldwin <simonb@google.com>
14472 * toplev.c (default_tree_printer): Add handling for %E format.
14474 2009-04-17 Diego Novillo <dnovillo@google.com>
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.
14483 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
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.
14493 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
14495 * dwarf2out.c (field_byte_offset): Use the type size as the field size
14496 if the latter is not constant.
14498 2009-04-17 David Edelsohn <edelsohn@gnu.org>
14500 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
14502 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
14504 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
14505 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
14507 2009-04-17 Richard Guenther <rguenther@suse.de>
14509 * tree-ssa-structalias.c (get_constraint_for_component_ref):
14510 Handle component references view-converting an invariant address.
14512 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
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.
14520 2009-04-17 Richard Guenther <rguenther@suse.de>
14522 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
14523 (get_prop_source_stmt): Likewise.
14524 (can_propagate_from): Likewise.
14526 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
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.
14574 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
14576 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
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.
14589 2009-04-17 Richard Guenther <rguenther@suse.de>
14591 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
14592 for decl-vs-decl disambiguation.
14594 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
14596 * config/s390/s390.h (s390_tune_attr): New macro definition.
14597 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
14599 2009-04-17 Richard Guenther <rguenther@suse.de>
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.
14608 2009-04-17 Richard Guenther <rguenther@suse.de>
14610 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
14611 (record_equivalences_from_stmt): Remove useless checks and
14613 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
14614 the type is already suitable.
14616 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
14618 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
14620 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
14622 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
14623 (CMPtype): Define as __gcc_CMPtype.
14625 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
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*.
14630 2009-04-17 Richard Guenther <rguenther@suse.de>
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.
14637 2009-04-16 Ian Lance Taylor <iant@google.com>
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
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.
14725 2009-04-16 Joseph Myers <joseph@codesourcery.com>
14727 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
14729 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
14731 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
14732 logical and signext.
14734 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
14737 * config/sh/predicates.md (arith_operand): Check if the operand
14738 of TRUNCATE is a REG.
14740 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14742 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
14743 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
14745 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
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.
14752 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14754 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
14755 * tree-ssa-propagate.h: Remove the prototype for
14756 stmt_makes_single_load.
14758 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14760 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
14761 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
14763 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14765 * tree-iterator.c (EXPR_LAST_BODY): Remove.
14767 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14769 * except.c (eh_region_outer_p): Remove.
14770 * except.h: Remove the prototype for eh_region_outer_p.
14772 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14774 * function.c (current_function_assembler_name): Remove.
14775 * function.h: Remove the prototype for
14776 current_function_assembler_name.
14778 2009-04-16 Ian Lance Taylor <iant@google.com>
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.
14790 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
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.
14797 * ira-conflicts.c (process_regs_for_copy): Use function
14798 ira_get_register_move_cost instead of global
14799 ira_register_move_cost.
14801 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
14802 color_pass, move_spill_restore, update_curr_costs): Ditto.
14804 * ira-lives.c (process_single_reg_class_operands): Ditto.
14806 * ira-emit.c (emit_move_list): Ditto.
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.
14820 2009-04-16 Richard Guenther <rguenther@suse.de>
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.
14827 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
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.
14838 2009-04-16 Richard Guenther <rguenther@suse.de>
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.
14861 2009-04-16 Richard Guenther <rguenther@suse.de>
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.
14875 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
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
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.
14897 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
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.
14906 2009-04-16 Richard Guenther <rguenther@suse.de>
14907 Ira Rosen <irar@il.ibm.com>
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
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.
14920 2009-04-16 Richard Guenther <rguenther@suse.de>
14922 PR middle-end/39625
14923 * tree-cfg.c (make_blocks): Split statements with to-be
14924 abnormal SSA names on the lhs.
14926 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
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.
14943 2009-04-15 Catherine Moore <clm@codesourcery.com>
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.
14957 2009-04-15 Michael Eager <eager@eagercon.com>
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.
14966 2009-04-15 Richard Guenther <rguenther@suse.de>
14968 * omp-low.c (lower_rec_input_clauses): Build correct address
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
14976 2009-04-15 Ian Lance Taylor <iant@google.com>
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
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
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
15011 2009-04-15 Richard Guenther <rguenther@suse.de>
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.
15019 2009-04-15 Richard Guenther <rguenther@suse.de>
15021 PR tree-optimization/39764
15022 * tree-ssa-ccp.c (get_value): Canonicalize value with
15023 canonicalize_float_value.
15025 2009-04-15 Jan Hubicka <jh@suse.cz>
15027 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
15028 Wrong version of patch.
15030 2009-04-15 Jan Hubicka <jh@suse.cz>
15032 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
15034 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
15036 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
15037 our distinct integral and vector types.
15039 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
15041 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
15042 * init.c (build_vtbl_address): Remove call to assemble_external.
15044 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
15046 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
15047 output for other floating point modes.
15049 2009-04-14 Diego Novillo <dnovillo@google.com>
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.
15058 2009-04-14 Diego Novillo <dnovillo@google.com>
15059 Le-Chun Wu <lcwu@google.com>
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.
15068 * config.in: Regenerate.
15070 * opts.c (common_handle_option): Handle OPT_fplugin_ and
15073 2009-04-14 Le-Chun Wu <lcwu@google.com>
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.
15086 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
15088 2009-04-14 Diego Novillo <dnovillo@google.com>
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.
15102 2009-04-14 Joseph Myers <joseph@codesourcery.com>
15104 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
15106 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
15108 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
15110 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
15111 the same as a minus without a shift.
15113 2009-04-14 Nick Clifton <nickc@redhat.com>
15115 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
15116 comparisons with small integers will always produce a short
15119 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
15122 2008-12-19 Diego Novillo <dnovillo@google.com>
15124 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
15126 2009-04-14 Richard Guenther <rguenther@suse.de>
15128 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
15130 (verify_gimple_assign_binary): Likewise. Handle shifts and
15132 (verify_gimple_phi): Print the mismatched argument position.
15133 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
15135 (vect_update_init_of_dr): Likewise.
15136 * matrix-reorg.c (transform_access_sites): Do what the
15138 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
15140 2009-04-13 Michael Eager <eager@eagercon.com>
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
15148 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
15150 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
15151 file_name:line_number type locator of the call site.
15153 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
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
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.
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.
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.
15181 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
15183 * except.c (pass_set_nothrow_function_flags): Set name and add
15185 (set_nothrow_function_flags): Mention in the dump file when
15186 changing a function to nothrow.
15188 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
15191 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
15192 instead of unsigned long.
15194 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
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.
15208 2009-04-12 Mark Mitchell <mark@codesourcery.com>
15210 * doc/install.texi: Correct description of default directory for
15211 --with-gxx-include-dir.
15213 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
15215 * fold-const.c (build_range_check): Properly deal with enumeral and
15216 boolean base types.
15218 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
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.
15227 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
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.
15233 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
15236 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
15237 offseted label references.
15239 2009-04-11 Jan Hubicka <jh@suse.cz>
15241 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
15243 2009-04-11 Richard Guenther <rguenther@suse.de>
15245 PR middle-end/39732
15246 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
15247 return variables as TREE_ADDRESSABLE.
15249 2009-04-11 Richard Guenther <rguenther@suse.de>
15251 PR tree-optimization/39713
15252 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
15253 reference trees have SSA_NAME operands.
15255 2009-04-11 Richard Guenther <rguenther@suse.de>
15258 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
15259 address expressions.
15261 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
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.
15268 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
15270 PR tree-optimization/39701
15271 * doc/invoke.texi (Optimization Options): Document change in
15272 meaning and initialization of -fdelete-null-pointer-checks.
15274 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
15276 PR middle-end/39701
15277 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
15279 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
15282 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
15284 2009-04-10 Chao-ying Fu <fu@mips.com>
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.
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.
15301 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
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.
15307 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
15309 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
15311 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
15314 * config/i386/i386.c (classify_argument): Handle SCmode with
15315 (bit_offset % 64) != 0.
15317 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
15319 * doc/invoke.texi (Optimize Options): Add cross-reference to
15320 -Q --help=optimizers examples.
15322 2009-04-10 Ben Elliston <bje@au.ibm.com>
15325 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
15326 regalign for the reg == fpr and TDmode case.
15328 2009-04-09 David Ayers <ayers@fsfe.org>
15331 * objc/objc-act.c (warn_with_method): Remove helper function.
15332 (check_duplicates): Call warning and inform directly.
15333 (really_start_method): Likewise.
15335 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
15337 * expmed.c (expand_divmod): Always use a comparison for a division
15338 by a large unsigned integer.
15340 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
15341 for things others than variables or functions as nonzero.
15343 2009-04-09 Nick Clifton <nickc@redhat.com>
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.
15671 2009-04-09 Jakub Jelinek <jakub@redhat.com>
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.
15680 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
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.
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.
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.
15717 2009-04-09 Jan Hubicka <jh@suse.cz>
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.
15726 2009-04-06 Richard Guenther <rguenther@suse.de>
15728 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
15729 &ARRAY addresses by adjusting their types and prepending
15731 * tree-cfg.c (verify_gimple_assign_single): Verify that
15732 addresses are correct.
15734 2009-04-09 Richard Guenther <rguenther@suse.de>
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.
15741 2009-04-09 Alan Modra <amodra@bigpond.net.au>
15744 * config.gcc (powerpc64-*-linux*): Always build biarch.
15746 2009-04-09 Joseph Myers <joseph@codesourcery.com>
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.
15752 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15754 * doc/install.texi: Update minimum GMP version. Remove obsolete
15755 text in MPFR section.
15757 2009-04-08 Jakub Jelinek <jakub@redhat.com>
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.
15764 PR middle-end/39573
15765 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
15768 2009-04-08 Richard Guenther <rguenther@suse.de>
15770 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
15771 valueize random data.
15773 2009-04-08 David Edelsohn <edelsohn@gnu.org>
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.
15779 2009-04-08 Richard Guenther <rguenther@suse.de>
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
15786 (fold_const_aggregate_ref): Likewise.
15788 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
15790 * recog.c (ordered_comparison_operator): New.
15791 * gensupport.c (std_preds): Add it.
15792 * doc/md.texi (Machine-Independent Predicates): Document it.
15794 2009-04-08 Jan Hubicka <jh@suse.cz>
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
15809 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
15810 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
15812 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
15814 * genoutput.c (validate_optab_operands): New.
15815 (gen_insn, gen_expand): Call it.
15817 * genflags.c (gen_insn): Detect misused iterators.
15818 (main): Pass line_no to gen_insn, exit with status 1 on error.
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.
15824 2009-04-08 Joseph Myers <joseph@codesourcery.com>
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
15841 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
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
15846 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
15849 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
15850 mix declarations and code.
15852 2009-04-08 Ben Elliston <bje@au.ibm.com>
15854 * gcc.c: Replace `CC' with `GCC' throughout.
15856 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
15858 * doc/invoke.texi: Document Atom support.
15860 2009-04-07 Jason Merrill <jason@redhat.com>
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.
15868 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
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.
15874 2009-04-07 Martin Jambor <mjambor@suse.cz>
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.
15880 2009-04-07 Richard Guenther <rguenther@suse.de>
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.
15887 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
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.
15893 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15895 * optabs.c (can_compare_p): Test the predicate of a
15896 cbranch and cstore pattern.
15898 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15900 * expr.c (convert_move): Use emit_store_flag instead of
15903 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
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.
15913 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
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.
15920 2009-04-07 Ben Elliston <bje@au.ibm.com>
15922 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
15923 as the latter produces a warning when the target does not support
15926 2009-04-07 Ben Elliston <bje@au.ibm.com>
15928 * dfp.c: Replace type punning assignments with memcpy throughout.
15929 * Makefile.in (dfp.o-warn): Remove.
15931 2009-04-07 Alan Modra <amodra@bigpond.net.au>
15934 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
15935 Include soft-fp/t-softfp after rs6000/t-linux64.
15937 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
15939 * stor-layout.c (set_sizetype): Use the full precision of their
15940 machine mode for bitsize types.
15942 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
15944 * config/i386/i386.md: Revert 2 accidental checkins.
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>
15950 Atom pipeline model, tuning and insn selection.
15951 * config.gcc (atom): Add atom config options and target.
15953 * config/i386/atom.md: New.
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.
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.
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.
15997 * config/i386/i386-c.c (ix86_target_macros_internal): New case
15999 (ix86_target_macros_internal): Likewise.
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.
16043 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
16045 * doc/install.texi (Specific): Fix two cross-references to MinGW.
16047 2009-04-06 Richard Guenther <rguenther@suse.de>
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.
16056 2009-04-06 Richard Guenther <rguenther@suse.de>
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.
16064 2009-04-06 Jan Hubicka <jh@suse.cz>
16066 PR middle-end/39659
16067 * except.c (remove_unreachable_regions): Propagate may_contain_throw
16070 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
16072 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
16074 (ic_invalidate_array): Likewise.
16076 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
16078 * calls.c (emit_library_call_value_1): Fix a problem with parameter
16079 alignment for library calls.
16081 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
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.
16087 2009-04-05 Richard Guenther <rguenther@suse.de>
16089 PR tree-optimization/39648
16090 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
16091 our &A vs. &A[0] IL deficiencies.
16093 2009-04-04 Jan Hubicka <jh@suse.cz>
16095 * except.c (sjlj_find_directly_reachable_regions): Be ready for
16096 removed toplevel regions.
16097 (sjlj_mark_call_sites): Likewise.
16099 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
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.
16105 2009-04-04 Richard Guenther <rguenther@suse.de>
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
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
16127 2009-04-04 Richard Guenther <rguenther@suse.de>
16129 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
16132 2009-04-04 Jan Hubicka <jh@suse.cz>
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.
16140 2009-04-04 Jan Hubicka <jh@suse.cz>
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.
16148 2009-04-04 Jan Hubicka <jh@suse.cz>
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.
16156 2009-04-04 Richard Guenther <rguenther@suse.de>
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.
16162 2009-04-04 Jakub Jelinek <jakub@redhat.com>
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
16171 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
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.
16178 2009-04-04 Richard Guenther <rguenther@suse.de>
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.
16194 2009-04-04 Richard Guenther <rguenther@suse.de>
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.
16201 2009-04-03 Jason Merrill <jason@redhat.com>
16203 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
16205 2009-04-03 Steve Ellcey <sje@cup.hp.com>
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
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.
16228 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
16230 PR rtl-optimization/39607
16231 PR rtl-optimization/39631
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.
16244 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
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
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.
16260 2009-04-03 Richard Guenther <rguenther@suse.de>
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
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
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
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
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
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):
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):
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.
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
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
16601 (remove_dead_phis): Perform simple dead virtual PHI removal.
16602 (remove_dead_stmt): Properly unlink virtual operands when
16604 (eliminate_unnecessary_stmts): Schedule PHI removal after
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
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
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
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
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
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):
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
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.
16762 2009-04-03 Alan Modra <amodra@bigpond.net.au>
16764 * config.gcc (powerpc-*-linux*): Merge variants.
16766 2009-04-02 Chao-ying Fu <fu@mips.com>
16767 James Grosbach <james.grosbach@microchip.com>
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,
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):
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
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
16805 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
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.
16814 * doc/extend.texi (Function Attributes): Document interrupt,
16815 use_shadow_register_set, keep_interrupts_masked,
16816 use_debug_exception_return for MIPS attributes.
16818 2009-04-03 Alan Modra <amodra@bigpond.net.au>
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.
16830 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
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.
16843 * doc/invoke.texi (-save-temps=obj): Document new variant to
16844 -save-temps switch.
16846 2009-04-02 Jeff Law <law@redhat.com>
16848 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
16851 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
16853 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
16854 * configure: Regenerated.
16856 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16858 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
16859 share the argument list.
16861 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16865 2009-02-12 Diego Novillo <dnovillo@google.com>
16867 * varpool.c (debug_varpool): New.
16868 * cgraph.h (debug_varpool): Declare.
16870 2009-04-02 Jan Hubicka <jh@suse.cz>
16872 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
16875 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
16877 * config/i386/i386.c (ix86_abi): Move initialization to ...
16878 (override_options): Here.
16880 2009-04-02 Christian Bruel <christian.bruel@st.com>
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.
16886 2009-04-02 Ira Rosen <irar@il.ibm.com>
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.
16892 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
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
16899 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
16901 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
16903 2009-04-02 Dodji Seketeli <dodji@redhat.com>
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
16914 2009-04-02 Richard Guenther <rguenther@suse.de>
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.
16923 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
16925 PR rtl-optimization/39588
16926 * combine.c (merge_outer_ops): Do not set the constant when this
16928 (simplify_shift_const_1): Do not modify it either in this case.
16930 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
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.
16935 2009-04-01 Janis Johnson <janis187@us.ibm.com>
16938 * c-lex.c (interpret_float): Default (no suffix) is double.
16940 2009-04-1 Xinliang David Li <davidxl@google.com>
16942 * config/i386/i386.c (legitimate_constant_p): Recognize
16943 all one vector constant.
16945 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16947 * config/vax/vax.c: Add #includes to silence warnings.
16948 Change #include order to silence two warnings.
16950 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16952 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
16953 (ASM_SPEC): Pass -k to the assembler for PIC code.
16955 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
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.
16961 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
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.
16968 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
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.
16981 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16983 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
16984 (indirectable_address_p, adjacent_operands_p): Add spaces around
16986 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
16988 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
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.
16996 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
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.
17008 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
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.
17019 2009-04-01 Matt Thomas <matt@3am-software.com>
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
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):
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,
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
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
17068 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
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
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.
17088 2009-04-01 Steve Ellcey <sje@cup.hp.com>
17090 * doc/sourcebuild.texi: Update front-end requirements.
17092 2009-04-01 Jakub Jelinek <jakub@redhat.com>
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
17100 2009-04-01 Joseph Myers <joseph@codesourcery.com>
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
17108 2009-04-01 Richard Guenther <rguenther@suse.de>
17110 * fold-const.c (fold_plusminus_mult_expr): Do not fold
17111 i * 4 + 2 to (i * 2 + 1) * 2.
17113 2009-04-01 Jakub Jelinek <jakub@redhat.com>
17116 * c-parser.c (c_parser_asm_statement): Skip until close paren and
17117 return if c_parser_asm_string_literal returned NULL.
17119 2009-04-01 Nick Clifton <nickc@redhat.com>
17121 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
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
17128 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
17129 to gain 16-bit trapping arithmetic functions from libgcc2.c and
17132 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
17134 * varasm.c (default_function_rodata_section): Declare DOT as
17137 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
17138 Andrey Galkin <agalkin@hypercom.com>
17141 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
17142 Make object_name unique for each process.
17144 2009-04-01 Jakub Jelinek <jakub@redhat.com>
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.
17151 2009-04-01 Anatoly Sokolov <aesok@post.ru>
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.
17162 2009-04-01 DJ Delorie <dj@redhat.com>
17164 * varasm.c (default_function_rodata_section): Don't assume
17165 anything about where the first '.' in the section name is.
17167 2009-04-01 Alan Modra <amodra@bigpond.net.au>
17169 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
17170 rs6000_emit_stack_tie.
17172 2009-03-31 Ian Lance Taylor <iant@google.com>
17174 * tree-eh.c (tree_remove_unreachable_handlers): Compare
17175 gimple_code with GIMPLE_RESX, not RESX.
17177 2009-03-31 Joseph Myers <joseph@codesourcery.com>
17179 * c-common.c (c_get_ident): New.
17180 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
17182 2009-04-01 Ben Elliston <bje@au.ibm.com>
17184 * config/rs6000/sysv4.opt (msdata): Improve option description.
17186 2009-03-31 Steve Ellcey <sje@cup.hp.com>
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.
17197 2009-03-31 Joseph Myers <joseph@codesourcery.com>
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
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):
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
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.
17297 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
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
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.
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.
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
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.
17322 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
17324 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
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.
17330 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17333 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
17335 2009-03-31 Richard Guenther <rguenther@suse.de>
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.
17341 2009-03-31 Richard Guenther <rguenther@suse.de>
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.
17349 2009-03-31 Joseph Myers <joseph@codesourcery.com>
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.
17356 2009-03-31 Joseph Myers <joseph@codesourcery.com>
17358 PR preprocessor/15638
17359 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
17361 2009-03-31 Richard Guenther <rguenther@suse.de>
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
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.
17405 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
17407 * modulo-sched.c (sms_schedule_by_order): Pass the actual
17408 schedulable rows to compute_split_row.
17410 2009-03-31 Ben Elliston <bje@au.ibm.com>
17413 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
17416 2009-03-31 Alan Modra <amodra@bigpond.net.au>
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.
17429 2009-03-31 Alan Modra <amodra@bigpond.net.au>
17431 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
17433 2009-03-30 Jan Hubicka <jh@suse.cz>
17435 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
17437 (tree_remove_unreachable_handlers): Cleanup EH predecestor
17438 detection and label handling.
17440 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
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.
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.
17459 * ira-build.c (ira_create_allocno): Use
17460 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
17461 ALLOCNO_LEFT_CONFLICTS_NUM.
17463 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
17465 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
17466 instead of DF_LR_OUT.
17468 * ira-lives.c (process_bb_node_lives): Ditto.
17470 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
17471 instead of DF_LR_{OUT,IN}.
17473 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
17475 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
17477 2009-03-30 Jan Hubicka <jh@suse.cz>
17479 * except.c (label_to_region_map): Fix thinko.
17481 2009-03-30 Steve Ellcey <sje@cup.hp.com>
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.
17488 2009-03-30 Jakub Jelinek <jakub@redhat.com>
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
17501 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
17504 * config/i386/i386.c (classify_argument): Check total size of
17507 2009-03-30 Martin Jambor <mjambor@suse.cz>
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
17514 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
17515 seen_variable_array_ref while also traversing a union.
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.
17525 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
17527 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17529 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
17530 Fix typos in names.
17532 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17534 * combine.c (simplify_comparison): Use have_insn_for.
17535 * dojump.c (do_jump): Likewise.
17537 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
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.
17548 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
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.
17560 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
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.
17567 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
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.
17577 2009-03-30 Ira Rosen <irar@il.ibm.com>
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):
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.
17625 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17627 * optc-gen.awk: Warn if an option flag has multiple different
17630 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
17632 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
17633 -floop-block): Document dependences on PPL, CLooG and Graphite.
17635 2009-03-30 Joseph Myers <joseph@codesourcery.com>
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
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
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.
17698 2009-03-30 Joseph Myers <joseph@codesourcery.com>
17701 * c-typeck.c (build_component_ref): Do not copy qualifiers from
17702 non-lvalue to component.
17704 2009-03-29 Joseph Myers <joseph@codesourcery.com>
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
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
17725 (diagnostic_build_prefix): Check override_column.
17726 * diagnostic.h (diagnostic_info): Add override_column field.
17727 (diagnostic_override_column): Define.
17729 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
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.
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.
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.
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.
17764 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
17765 instead of DECL_STMTs.
17767 2009-03-29 Joseph Myers <joseph@codesourcery.com>
17775 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
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
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
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):
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
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
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
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
17936 2009-03-29 Richard Guenther <rguenther@suse.de>
17938 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
17939 propagate addresses of array references.
17941 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
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.
17953 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
17956 * config/i386/i386.c (classify_argument): Ignore flexible array
17957 member in struct and warn ABI change.
17959 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
17961 * config/i386/i386-protos.h (ix86_agi_dependent): New.
17963 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
17964 (ix86_adjust_cost): Updated.
17966 2009-03-29 Jan Hubicka <jh@suse.cz>
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.
17990 2009-03-29 Jan Hubicka <jh@suse.cz>
17992 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
17993 for removed regions.
17995 2009-03-29 Jan Hubicka <jh@suse.cz>
17997 * except.c (dump_eh_tree): Dump all datastructures.
17999 2009-03-29 Jan Hubicka <jh@suse.cz>
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.
18008 2009-03-29 Jan Hubicka <jh@suse.cz>
18010 * bitmap.c (bitmap_last_set_bit): New function.
18011 * bitmap.h (bitmap_last_set_bit): Declare.
18013 2009-03-29 David Ayers <ayers@fsfe.org>
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.
18020 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
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.
18029 2009-03-29 Ben Elliston <bje@au.ibm.com>
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.
18036 2009-03-29 Ben Elliston <bje@au.ibm.com>
18039 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
18040 load and store attributes.
18042 2009-03-29 Ben Elliston <bje@au.ibm.com>
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.
18050 2009-03-28 Anatoly Sokolov <aesok@post.ru>
18052 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
18054 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
18055 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
18057 2009-03-28 Xinliang David Li <davidxl@google.com>
18059 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
18060 (do_dbg_cnt): New function.
18062 2009-03-28 Jan Hubicka <jh@suse.cz>
18064 Merge from pretty-ipa:
18066 2009-03-27 Jan Hubicka <jh@suse.cz>
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.
18077 2008-11-12 Jan Hubicka <jh@suse.cz>
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;
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.
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.
18101 2009-03-28 Martin Jambor <mjambor@suse.cz>
18103 * fold-const.c (get_pointer_modulus_and_residue): New parameter
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.
18111 2009-03-28 Jan Hubicka <jh@suse.cz>
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.
18119 2009-03-28 Jakub Jelinek <jakub@redhat.com>
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
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.
18137 2009-03-28 Richard Guenther <rguenther@suse.de>
18139 PR tree-optimization/38723
18140 * tree-ssa-pre.c (compute_avail): Add all default definitions to
18143 2009-03-28 Jan Hubicka <jh@suse.cz>
18145 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
18146 test introduced by my previous patch.
18148 2009-03-28 Richard Guenther <rguenther@suse.de>
18150 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
18151 the PHIs value undefined.
18153 2009-03-28 Jan Hubicka <jh@suse.cz>
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.
18162 2009-03-28 Richard Guenther <rguenther@suse.de>
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.
18168 2009-03-28 Richard Guenther <rguenther@suse.de>
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.
18178 2009-03-28 Jan Hubicka <jh@suse.cz>
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.
18191 2009-03-28 Jan Hubicka <jh@suse.cz>
18193 Bring from lto-branch:
18195 2008-09-03 Doug Kwan <dougkwan@google.com>
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
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
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.
18235 2009-03-28 Jan Hubicka <jh@suse.cz>
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.
18245 2009-03-28 Jan Hubicka <jh@suse.cz>
18247 * cgraph.c (cgraph_function_body_availability): Functions declared
18248 inline are always safe to assume that it is not going to be replaced.
18250 2009-03-28 Richard Guenther <rguenther@suse.de>
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.
18258 2009-03-28 Richard Guenther <rguenther@suse.de>
18260 PR tree-optimization/38968
18261 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
18262 Use FLOOR_MOD_EXPR to compute misalignment.
18264 2009-03-28 Richard Guenther <rguenther@suse.de>
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
18271 (ifcombine_iforif): Use combine_comparisons.
18273 2009-03-28 Jan Hubicka <jh@suse.cz>
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.
18289 2009-03-28 Joseph Myers <joseph@codesourcery.com>
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
18301 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
18302 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
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.
18350 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
18352 * genautomata.c: Add a new year to the copyright. Add a new
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.
18361 * rtl.def (define_bypass): Describe bypass choice.
18362 * doc/md.texi (define_bypass): Ditto.
18364 2009-03-27 Richard Guenther <rguenther@suse.de>
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.
18372 2009-03-27 Richard Guenther <rguenther@suse.de>
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
18384 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
18385 (gimplify_modify_expr_to_memcpy): Mark source and destination
18387 * omp-low.c (create_omp_child_function): Mark the object decl
18389 (lower_rec_input_clauses): Mark the var we take the address of
18391 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
18393 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18395 PR middle-end/39315
18396 * cfgexpand.c (expand_one_stack_var_at): Change alignment
18397 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
18399 2009-03-27 Richard Guenther <rguenther@suse.de>
18401 PR tree-optimization/39120
18402 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
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.
18412 2009-03-27 Richard Guenther <rguenther@suse.de>
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
18420 (find_what_p_points_to): CALLUSED shall not appear in poins-to
18423 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18426 * c-common.c (handle_aligned_attribute): Properly check alignment
18427 overflow. Use (1U << i) instead of (1 << i).
18429 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
18431 * expr.h (get_mem_align_offset): Updated.
18433 * tree.h (tree_decl_common): Change align to "unsigned int" and
18434 move it before pointer_alias_set.
18436 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18437 Jakub Jelinek <jakub@redhat.com>
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.
18445 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18447 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
18448 (true_regnum): Likewise.
18450 * rtlanal.c (subreg_info): Moved to ...
18451 * rtl.h (subreg_info): Here. New.
18452 (subreg_get_info): New.
18454 * rtlanal.c (subreg_get_info): Make it extern.
18456 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
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
18479 (ix86_fn_abi_va_list): Updated.
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.
18487 * config/i386/i386.md (untyped_call): Replace DEFAULT_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.
18493 * config/i386/i386.opt (mabi=): New.
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.
18500 * doc/invoke.texi: Document -mabi= option for x86.
18502 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18504 * builtins.c (real_dconstp): Delete.
18505 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
18507 2009-03-27 Dodji Seketeli <dodji@redhat.com>
18508 Jakub Jelinek <jakub@redhat.com>
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.
18519 2009-03-27 Jakub Jelinek <jakub@redhat.com>
18521 * builtins.c (fold_builtin_memory_op): Optimize memmove
18522 into memcpy if we can prove source and destination don't overlap.
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.
18530 2009-03-27 Mark Mitchell <mark@codesourcery.com>
18532 * BASE-VER: Change to 4.5.0.
18534 2009-03-27 Xinliang David Li <davidxl@google.com>
18536 PR tree-optimization/39557
18537 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
18539 2009-03-27 Xinliang David Li <davidxl@google.com>
18541 PR tree-optimization/39548
18542 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
18545 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18547 * c-common.c (pointer_int_sum): Use %wd on return from
18550 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18552 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
18553 on return from tree_low_cst.
18555 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
18558 * ginclude/stdarg.h (va_copy): Define also for
18559 __GXX_EXPERIMENTAL_CXX0X__.
18561 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
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.
18570 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18572 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
18575 2009-03-26 Jakub Jelinek <jakub@redhat.com>
18578 * opts.c (warn_if_disallowed_function_p): Don't assume
18579 get_callee_fndecl must return non-NULL.
18581 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
18583 PR rtl-optimization/39522
18584 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
18585 when reg_reloaded_valid is set.
18587 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
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.
18593 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
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.
18598 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
18601 * config/sh/sh.c (calc_live_regs): Fix condition for global
18602 registers except PIC_OFFSET_TABLE_REGNUM.
18604 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
18607 * doc/invoke.texi (-mconsole): New.
18609 (-mno-cygwin): New.
18611 (-mnop-fun-dllimport): New.
18615 (sub section "i386 and x86-64 Windows Options"): New.
18617 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
18619 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
18620 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
18622 2009-03-25 Richard Guenther <rguenther@suse.de>
18624 PR middle-end/39497
18625 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
18628 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
18630 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
18631 neither of haifa/selective schedulers are working.
18633 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18635 * doc/invoke.texi (Debugging Options): Fix description of
18636 -fno-merge-debug-strings.
18638 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
18640 * config/cris/libgcc.ver: New version-script.
18641 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
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.
18648 2009-03-24 Ira Rosen <irar@il.ibm.com>
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
18655 2009-03-24 Arthur Loiret <aloiret@debian.org>
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.
18665 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
18667 * config/m68k/t-rtems: Add m5329 multilib.
18669 2009-03-24 Dodji Seketeli <dodji@redhat.com>
18670 Jakub Jelinek <jakub@redhat.com>
18673 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
18676 2009-03-23 Jakub Jelinek <jakub@redhat.com>
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.
18683 2009-03-23 Richard Guenther <rguenther@suse.de>
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.
18692 2009-03-23 Jakub Jelinek <jakub@redhat.com>
18694 PR tree-optimization/39516
18695 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
18697 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
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
18702 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
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.
18708 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18710 * doc/extend.texi (Function Attributes, Variable Attributes):
18712 * doc/invoke.texi (Debugging Options, Optimize Options)
18713 (i386 and x86-64 Options, MCore Options): Likewise.
18715 2009-03-20 Jakub Jelinek <jakub@redhat.com>
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.
18722 2009-03-19 Jakub Jelinek <jakub@redhat.com>
18725 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
18726 minimum or maximum value.
18728 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
18730 * reginfo.c (globalize_reg): Recompute derived reg sets.
18732 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
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.
18739 2009-03-19 Jakub Jelinek <jakub@redhat.com>
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
18747 2009-03-19 Li Feng <nemokingdom@gmail.com>
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.
18753 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
18755 PR middle-end/38609
18756 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
18757 functions with dynamic stack-pointer adjustments.
18759 2009-03-19 Ben Elliston <bje@au.ibm.com>
18761 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
18762 option; change to -msdata=data.
18764 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18766 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
18769 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
18772 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
18774 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
18776 * doc/invoke.texi (Code Gen Options): Expand discussion of
18779 2009-03-18 Jakub Jelinek <jakub@redhat.com>
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.
18794 * function.c (use_register_for_decl): When not optimizing, disregard
18795 register keyword for variables with types containing methods.
18797 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
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.
18804 * tree-vrp.c (search_for_addr_array): Fix formatting.
18806 2009-03-18 Richard Guenther <rguenther@suse.de>
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.
18813 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
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.
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.
18832 2009-03-17 Jing Yu <jingyu@google.com>
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
18840 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
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.
18849 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
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.
18858 2009-03-17 Jakub Jelinek <jakub@redhat.com>
18860 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
18861 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
18864 * tree-ssa-live.c (remove_unused_locals): Don't remove local
18865 unused non-artificial variables when not optimizing.
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.
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.
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
18887 2009-03-17 Janis Johnson <janis187@us.ibm.com>
18890 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
18892 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
18893 (check-parallel-%): Ditto.
18894 (check-consistency): Ditto.
18896 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
18898 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
18899 local variable rhs by NULL_TREE.
18901 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18904 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
18906 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18909 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
18911 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18914 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
18915 for ms->sysv ABI calls only in 64bit mode.
18917 * config/i386/i386.md (untyped_call): Support 32bit.
18919 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
18921 * doc/extend.texi: Replace x86_65 with x86_64.
18923 2009-03-16 Jakub Jelinek <jakub@redhat.com>
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.
18930 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
18932 * config/picochip/picochip.c: Removed profiling support.
18933 * config/picochip/picochip.md: Removed profiling instruction.
18934 * config/picochip/picochip.h: Removed profiling builtin.
18936 2009-03-16 Joseph Myers <joseph@codesourcery.com>
18938 * doc/install.texi (--with-host-libstdcxx): Document.
18940 2009-03-14 Anatoly Sokolov <aesok@post.ru>
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.
18951 2009-03-14 Jakub Jelinek <jakub@redhat.com>
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.
18961 2009-03-13 Catherine Moore <clm@codesourcery.com>
18963 * config/i386/x-mingw32 (host-mingw32.o): Replace
18964 diagnostic.h with $(DIAGNOSTIC_H).
18966 2009-03-12 Jakub Jelinek <jakub@redhat.com>
18969 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
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
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.
18979 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18982 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
18984 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18987 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
18988 (avx_addsubv4df3): Likewise.
18989 (*avx_addsubv4sf3): Likewise.
18990 (sse3_addsubv4sf3): Likewise.
18992 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18995 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
18997 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
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.
19004 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19007 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
19008 of non-integer mode as well.
19010 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
19012 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
19013 for functions for which the parameter types are unknown.
19015 2009-03-11 Jakub Jelinek <jakub@redhat.com>
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.
19027 2009-03-11 Nick Clifton <nickc@redhat.com>
19030 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
19032 Add description to mno-lsim option.
19033 * config/mcore/mcore.h: Remove comment about deprecated m4align
19035 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
19036 * doc/invoke.texi: Add description of mno-lsim and
19037 mstack-increment options.
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.
19043 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19045 * fold-const.c (fold_comparison): Only call fold_inf_compare
19046 if the mode supports infinities.
19048 2009-03-11 Jason Merrill <jason@redhat.com>
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
19056 2009-03-10 Richard Guenther <rguenther@suse.de>
19057 Nathan Froyd <froydnj@codesourcery.com>
19059 PR middle-end/37850
19060 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
19061 (__divMODE3): Likewise.
19063 2009-03-09 Jakub Jelinek <jakub@redhat.com>
19065 PR tree-optimization/39394
19066 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
19067 DECL_SIZE_UNIT of variable length FIELD_DECLs.
19069 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
19071 * recog.c (verfiy_changes): Disallow renaming of hard regs in
19072 inline asms for register asm ("") declarations.
19074 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
19076 * fold-const.c (fold_unary): Fix comment.
19078 2009-03-07 Jan Hubicka <jh@suse.cz>
19081 * tree-inline.c (setup_one_parameter): Do replacement of const
19082 argument by constant in SSA form.
19084 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
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.
19092 2009-03-06 Jakub Jelinek <jakub@redhat.com>
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.
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.
19108 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
19110 * genpreds.c (needs_variable): Fix parentheses at variable name
19112 (write_tm_constrs_h): Indent generated code.
19114 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19116 * doc/extend.texi (Function Attributes): Add documentation
19117 for isr attributes.
19119 2009-03-06 Jakub Jelinek <jakub@redhat.com>
19122 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
19123 take locus from its DECL_SOURCE_LOCATION instead of input_location.
19125 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
19127 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
19130 2009-03-05 Jakub Jelinek <jakub@redhat.com>
19133 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
19134 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
19136 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
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.
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.
19151 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
19153 PR tree-optimization/39349
19154 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
19156 * combine.c (gen_lowpart_for_combine): Use omode when generating
19159 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
19161 PR rtl-optimization/39235
19162 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
19164 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
19166 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
19168 2009-03-04 Richard Guenther <rguenther@suse.de>
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.
19174 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
19176 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
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
19182 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
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.
19191 2009-03-04 Richard Guenther <rguenther@suse.de>
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.
19198 2009-03-04 Richard Guenther <rguenther@suse.de>
19200 PR tree-optimization/39339
19201 * tree-sra.c (try_instantiate_multiple_fields): Make it
19202 no longer ICE on the above.
19204 2009-03-03 Joseph Myers <joseph@codesourcery.com>
19206 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
19207 that fits within Pmode.
19209 2009-03-03 Steve Ellcey <sje@cup.hp.com>
19211 PR middle-end/10109
19212 * tm.texi (LIBCALL_VALUE): Update description.
19214 2009-03-03 Steve Ellcey <sje@cup.hp.com>
19216 PR middle-end/34443
19217 * doc/extend.texi (section): Update description.
19219 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
19221 PR middle-end/39345
19222 * tree-inline.c (remapped_type): New.
19223 (can_be_nonlocal): Call remapped_type instead of remap_type.
19225 2009-03-03 Jakub Jelinek <jakub@redhat.com>
19228 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
19229 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
19231 2009-03-03 Richard Guenther <rguenther@suse.de>
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.
19243 2009-03-03 Jakub Jelinek <jakub@redhat.com>
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.
19249 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
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.
19259 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
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.
19268 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
19270 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
19273 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19275 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
19276 (spu_section_type_flags): New function.
19278 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
19280 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
19281 reg_class_contents of FLOAT_REGS into a temporary.
19283 2009-03-02 Richard Guenther <rguenther@suse.de>
19284 Ira Rosen <irar@il.ibm.com>
19286 PR tree-optimization/39318
19287 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
19288 information to the vectorized statement.
19290 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
19292 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
19293 variable. Use defined names instead of magic constants for REX SSE
19296 2009-03-01 Richard Guenther <rguenther@suse.de>
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.
19302 2009-03-01 Jan Hubicka <jh@suse.cz>
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
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
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.
19326 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19328 * configure: Regenerate.
19330 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19332 * optc-gen.awk: No need to duplicate option flags twice.
19333 Reuse help texts for duplicate options which do not have any.
19335 * gcc.c (display_help): Document --version.
19337 * gcc.c (main): If print_help_list and verbose_flag, ensure
19338 driver output comes before subprocess output.
19340 * optc-gen.awk: Assign all remaining fields to help string,
19341 space-separated, for multi-line help in *.opt.
19343 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
19344 -Wno-pedantic-ms-format is for MinGW targets only.
19346 * doc/options.texi (Option file format): Fix bad indentation,
19347 restoring dropped sentence.
19349 2009-02-28 Jan Hubicka <jh@suse.cz>
19351 * tree-inline.c (tree_function_versioning): Output debug info.
19353 2009-02-28 Jan Hubicka <jh@suse.cz>
19356 * tree-inline.c (setup_one_parameter): Do not copy propagate
19357 arguments when not optimizing.
19359 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
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.
19373 2009-02-28 Jan Hubicka <jh@suse.cz>
19375 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
19377 (copy_arguments_for_versioning): If var is declared don't declare it.
19378 (tree_function_versioning): First setup substitutions and then copy
19381 2009-02-27 Jan Hubicka <jh@suse.cz>
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.
19395 2009-02-27 Jan Hubicka <jh@suse.cz>
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
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.
19421 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
19423 PR middle-end/39308
19424 * graphite.c (graphite_loop_normal_form): Do not call
19425 number_of_iterations_exit from a gcc_assert.
19427 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
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.
19435 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
19437 * config/alpha/alpha.h (alpha_expand_mov): Return false if
19438 force_const_mem returns NULL_RTX.
19440 2009-02-26 Jan Hubicka <jh@suse.cz>
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.
19454 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
19456 PR rtl-optimization/39241
19457 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
19458 to subreg_offset_representable_p.
19460 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
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.
19469 2009-02-25 Martin Jambor <mjambor@suse.cz>
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.
19477 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
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.
19483 2009-02-24 Julian Brown <julian@codesourcery.com>
19486 * config/arm/arm.c (require_pic_register): Only set
19487 cfun->machine->pic_reg once per function.
19489 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
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.
19494 2009-02-24 Steve Ellcey <sje@cup.hp.com>
19497 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
19499 2009-02-24 Richard Guenther <rguenther@suse.de>
19502 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
19504 2009-02-24 Richard Guenther <rguenther@suse.de>
19505 Zdenek Dvorak <ook@ucw.cz>
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.
19511 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
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.
19518 2009-02-23 Jason Merrill <jason@redhat.com>
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.
19526 2009-02-23 Jan Hubicka <jh@suse.cz>
19529 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
19532 2009-02-23 Jan Hubicka <jh@suse.cz>
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
19541 (dump_scope_block): New function.
19542 (remove_unused_locals): Enable removal of dead blocks by default;
19543 enable dumping at TDF_DETAILS.
19545 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
19547 * config/i386/i386.c (classify_argument): Don't allow COImode
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.
19555 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
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.
19562 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
19564 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
19566 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
19569 * loop-iv.c: Revert last change.
19570 * emit-rtl.c: Likewise.
19572 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
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.
19580 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
19582 * loop-iv.c (truncate_value): New function.
19583 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
19585 (lowpart_subreg): Move to...
19586 * emit-rtl.c: ...here.
19588 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
19590 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
19591 accidental and undocumented change at revision 140860.
19593 2009-02-21 Joseph Myers <joseph@codesourcery.com>
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.
19600 2009-02-20 Mark Mitchell <mark@codesourcery.com>
19601 Joseph Myers <joseph@codesourcery.com>
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.
19612 2009-02-20 Jakub Jelinek <jakub@redhat.com>
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
19622 * loop-invariant.c: Include params.h.
19623 (move_loop_invariants): Don't call move_single_loop_invariants on
19626 2009-02-20 Jaka Mocnik <jaka@xlab.si>
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.
19632 2009-02-20 Jakub Jelinek <jakub@redhat.com>
19635 * calls.c (expand_call): Clear try_tail_call if caller and callee
19636 disagree in promotion of function return value.
19638 2009-02-19 Jakub Jelinek <jakub@redhat.com>
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
19645 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
19648 * varasm.c (assemble_variable): Don't check DECL_NAME when
19649 globalizing a variable.
19651 2009-02-19 Joseph Myers <joseph@codesourcery.com>
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.
19660 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
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.
19669 2009-02-19 Richard Guenther <rguenther@suse.de>
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
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.
19684 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
19686 (do_ds_constraint): Do not add to special var or non-pointer
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.
19696 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
19699 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
19701 2009-02-18 Jason Merrill <jason@redhat.com>
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".
19710 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
19713 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
19714 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
19716 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
19719 * c.opt (Wabi): Support C and ObjC.
19722 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
19724 * config/i386/i386.c (classify_argument): Warn once about the ABI
19725 change when passing union with long double.
19727 * doc/invoke.texi: Update -Wabi for warning psABI changes.
19729 2009-02-18 Joseph Myers <joseph@codesourcery.com>
19732 * c-parser.c (c_parser_compound_statement): Always enter and leave
19735 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19738 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
19740 2009-02-18 Jakub Jelinek <jakub@redhat.com>
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):
19747 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19749 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
19752 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19754 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
19756 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19758 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
19761 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
19762 Richard Sandiford <rdsandiford@googlemail.com>
19764 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
19765 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
19766 (loongson_biadd): ...this.
19768 2009-02-17 Richard Guenther <rguenther@suse.de>
19770 PR tree-optimization/39202
19771 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
19772 a var make sure to follow existing collapses.
19774 2009-02-17 Richard Guenther <rguenther@suse.de>
19776 PR middle-end/39214
19777 * langhooks.c (lhd_print_error_function): Check for NULL block.
19779 2009-02-17 Richard Guenther <rguenther@suse.de>
19781 PR tree-optimization/39204
19782 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
19785 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
19787 * config/soft-fp/double.h: Update from glibc CVS.
19789 2009-02-17 Richard Guenther <rguenther@suse.de>
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.
19795 2009-02-16 Joseph Myers <joseph@codesourcery.com>
19798 * c-parser.c (c_parser_braced_init): Call pop_init_level when
19799 skipping until next close brace.
19801 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
19804 * config/i386/i386.c (ix86_expand_push): Set memory alignment
19805 to function argument boundary.
19807 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
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.
19814 2009-02-16 Jakub Jelinek <jakub@redhat.com>
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.
19829 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
19832 * config/i386/i386.md: Restrict the new peephole2 to move
19833 between MMX/SSE registers.
19835 2009-02-15 Richard Guenther <rguenther@suse.de>
19838 2009-02-13 Richard Guenther <rguenther@suse.de>
19840 * configure.ac: Enable LFS.
19841 * configure: Re-generate.
19842 * config.in: Likewise.
19844 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
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.
19856 2009-02-13 Steve Ellcey <sje@cup.hp.com>
19859 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
19862 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19865 * config/i386/i386.c (override_options): Correct warning
19866 messages for -malign-loops, -malign-jumps and -malign-functions.
19868 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19871 * config/i386/i386.md: Restrict the new peephole2 to move
19872 between the general purpose registers.
19874 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
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.
19888 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
19890 * loop-iv.c (implies_p): In the final case, test that operands 0
19891 of the two comparisons match.
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.
19897 2009-02-13 Richard Guenther <rguenther@suse.de>
19899 * configure.ac: Enable LFS.
19900 * configure: Re-generate.
19901 * config.in: Likewise.
19903 2009-02-13 Joseph Myers <joseph@codesourcery.com>
19906 * c-parser.c (c_parser_parms_list_declarator): Discard pending
19907 sizes on syntax error after some arguments have been parsed.
19909 2009-02-12 Jakub Jelinek <jakub@redhat.com>
19911 * doc/invoke.texi (-fira): Remove.
19913 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19915 * caller-save.c: Replace regclass.c with reginfo.c in comments.
19916 * recog.c: Likewise.
19919 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
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.
19927 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19929 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
19930 soft-fp/t-softfp to tmake_file.
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.
19941 * config/ia64/lib1funcs.asm (__divtf3): Define only if
19943 (__fixtfti): Likewise.
19944 (__fixunstfti): Likewise.
19945 (__floattitf): Likewise.
19947 * config/ia64/libgcc-glibc.ver: New.
19948 * config/ia64/t-fprules-softfp: Likewise.
19949 * config/ia64/sfp-machine.h: Likewise.
19951 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
19952 (LIBGCC2_TF_CEXT): Likewise.
19953 (TF_SIZE): Likewise.
19954 (TARGET_INIT_LIBFUNCS): Likewise.
19956 * config/ia64/t-glibc (SHLINB_MAPFILES):
19957 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
19959 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19961 * config/i386/i386.c (construct_container): Rewrite processing
19962 BLKmode with X86_64_SSE_CLASS.
19964 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
19967 * config/i386/i386.md: Replace simplify_replace_rtx with
19968 replace_rtx in the new peephole2.
19970 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
19972 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
19973 loop unrolling do not happen at -O2.
19975 2009-02-12 Michael Matz <matz@suse.de>
19977 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
19979 2009-02-12 Jakub Jelinek <jakub@redhat.com>
19981 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
19984 2009-02-12 Ben Elliston <bje@au.ibm.com>
19986 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
19987 patterns when updating the back chain. Missed in the 2009-02-10
19990 2009-02-11 Janis Johnson <janis187@us.ibm.com>
19992 * doc/extend.texi (Decimal Floating Types): Update identifier of
19993 draft TR and list of missing support.
19995 2009-02-11 Jakub Jelinek <jakub@redhat.com>
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.
20002 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
20003 Jakub Jelinek <jakub@redhat.com>
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.
20016 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
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.
20023 2009-02-10 Janis Johnson <janis187@us.ibm.com>
20025 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
20028 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
20030 * alias.h (record_alias_subset): Declare.
20031 * alias.c (record_alias_subset): Make global.
20033 2009-02-10 Nick Clifton <nickc@redhat.com>
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.
20039 2009-02-10 Steve Ellcey <sje@cup.hp.com>
20042 * c-decl.c (start_struct): Return NULL on error.
20044 2009-02-10 Jakub Jelinek <jakub@redhat.com>
20046 PR middle-end/39124
20047 * cfgloopmanip.c (remove_path): Call remove_bbs after
20048 cancel_loop_tree, not before it.
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.
20059 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
20062 * config/i386/i386.c (expand_prologue): Emit blockage at the end
20063 of function prologue when frame pointer is used to access
20066 2009-02-10 Richard Guenther <rguenther@suse.de>
20068 PR middle-end/39127
20069 * gimplify.c (gimple_regimplify_operands): Always look if
20070 we need to create a temporary.
20072 2009-02-10 Richard Guenther <rguenther@suse.de>
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.
20079 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
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.
20093 2009-02-10 Ben Elliston <bje@au.ibm.com>
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
20104 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
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.
20111 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20113 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
20114 generation due to implicit sign extension.
20116 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
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.
20122 2009-02-09 Richard Guenther <rguenther@suse.de>
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.
20129 2009-02-07 Anatoly Sokolov <aesok@post.ru>
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.).
20135 2009-02-06 Joseph Myers <joseph@codesourcery.com>
20138 * c-common.c (handle_alias_attribute): Disallow attribute for
20139 anything not a FUNCTION_DECL or VAR_DECL.
20141 2009-02-06 Janis Johnson <janis187@us.ibm.com>
20144 * real.c (do_compare): Special-case compare of zero against
20145 decimal float value.
20147 2009-02-06 Joseph Myers <joseph@codesourcery.com>
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.
20154 2009-02-06 Jan Hubicka <jh@suse.cz>
20156 PR tree-optimization/38844
20157 * ipa-inline.c (try_inline): Stop inlining recursion when edge
20158 is already inlined.
20160 2009-02-06 Richard Guenther <rguenther@suse.de>
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.
20166 2009-02-06 Nick Clifton <nickc@redhat.com>
20168 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
20170 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
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
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.
20184 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
20187 * config/sh/predicates.md (general_movsrc_operand): Don't check
20188 the subreg of system registers here.
20190 2009-02-05 Jakub Jelinek <jakub@redhat.com>
20193 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
20194 on the copied decl.
20196 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
20198 PR rtl-optimization/39110
20199 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
20200 addresses, not aligned ones.
20202 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
20203 Richard Guenther <rguenther@suse.de>
20205 PR tree-optimization/39100
20206 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
20207 comment says and add edges.
20209 2009-02-05 Joseph Myers <joseph@codesourcery.com>
20212 * c-common.c (handle_tls_model_attribute): Ignore attribute for
20213 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
20215 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
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
20238 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
20239 Hans-Peter Nilsson <hp@axis.com>
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.
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.
20255 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
20257 AVX Programming Reference (January, 2009)
20258 * config/i386/sse.md (*vpclmulqdq): New.
20260 2009-02-04 Jakub Jelinek <jakub@redhat.com>
20262 PR tree-optimization/38977
20263 PR gcov-profile/38292
20264 * calls.c (special_function_p): Disregard __builtin_ prefix.
20266 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
20268 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
20269 non-indexable addresses even before reload.
20271 2009-02-03 Joseph Myers <joseph@codesourcery.com>
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.
20281 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
20284 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
20286 2009-02-03 Jakub Jelinek <jakub@redhat.com>
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.
20294 2009-02-03 Joseph Myers <joseph@codesourcery.com>
20297 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
20298 for composite type involving a zero-length array type.
20300 2009-02-03 Jakub Jelinek <jakub@redhat.com>
20303 * function.c (match_asm_constraints_1): Skip over
20304 initial optional % in the constraint.
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
20314 2009-02-02 Catherine Moore <clm@codesourcery.com>
20316 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
20318 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
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.
20324 2009-02-02 Paul Brook <paul@codesourcery.com>
20326 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
20328 2009-02-02 Jakub Jelinek <jakub@redhat.com>
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
20339 2009-02-02 Ben Elliston <bje@au.ibm.com>
20341 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
20342 TARGET_NARROW_VOLATILE_BITFIELD macro names.
20344 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20346 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
20347 information. Remove some obsolete information. Reorganize.
20349 * config/pa/fptr.c: Revert license to GPL 2.
20350 * config/pa/milli64.S: Likewise.
20352 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
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.
20379 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
20382 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
20383 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
20385 2009-01-31 Richard Guenther <rguenther@suse.de>
20387 PR tree-optimization/38937
20388 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
20389 computing the transitive closure.
20391 2009-01-30 Richard Guenther <rguenther@suse.de>
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.
20397 2009-01-30 Jakub Jelinek <jakub@redhat.com>
20400 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
20401 inline but never defined.
20403 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
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.
20409 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
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.
20415 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
20418 * common.opt (flag_conserve_stack): Initialised to zero.
20420 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
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
20427 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
20429 * ira-color.c (allocno_reload_assign): Update comments.
20430 * regmove.c (regmove_optimize): Likewise.
20434 2009-01-29 Robert Millan <rmh@aybabtu.com>
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).
20441 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
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.
20448 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
20450 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
20451 (ASM_OUTPUT_DWARF_PCREL): Define.
20453 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
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.
20459 * ra-conflict.c: Remove the file.
20461 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
20463 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
20464 (pass_regclass_init): Rename to pass_reginfo_init.
20466 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
20468 * toplev.h (flag_ira): Remove.
20470 * caller-save.c (setup_save_areas): Remove flag_ira.
20472 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
20474 * global.c: Remove the file.
20476 * opts.c (decode_options): Remove flag_ira.
20478 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
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
20489 * local-alloc.c: Remove the file.
20491 * common.opt (fira): Remove.
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.
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.
20525 * rtl.h (dump_global_regs, retry_global_alloc,
20526 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
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
20533 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
20534 (GTFILES): Rename regclass.c to reginfo.c.
20536 * passes.c (init_optimization_passes): Remove pass_local_alloc and
20537 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
20539 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
20540 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
20542 (finish_spills): Ditto. Remove code for !flag_ira.
20544 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
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"
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"
20558 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
20559 Alexander Monakov <amonakov@ispras.ru>
20561 PR middle-end/38857
20562 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
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
20568 (move_op_orig_expr_found): Indicate that insn was disconnected from
20570 (code_motion_process_successors): Do not call after_merge_succs
20571 callback if original expression was not found when traversing any of
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.
20578 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
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
20590 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
20592 PR tree-optimization/38997
20593 * tree-loop-distribution.c (generate_memset_zero): Use
20594 POINTER_PLUS_EXPR for a pointer addition.
20596 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
20598 * config/s390/s390.md (bswap<mode>2): New pattern added.
20600 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
20602 * config/s390/s390.md (*tls_load_31): Added type attribute.
20604 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
20606 * config/s390/s390.md: Fix a few comments.
20608 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
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.
20642 2009-01-28 Jakub Jelinek <jakub@redhat.com>
20644 PR rtl-optimization/38740
20645 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
20647 * config/mips/mips.c (mips_reorg): Likewise.
20649 2009-01-28 Richard Guenther <rguenther@suse.de>
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.
20658 2008-08-21 Richard Guenther <rguenther@suse.de>
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.
20665 2009-01-28 Jakub Jelinek <jakub@redhat.com>
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.
20672 2009-01-28 Richard Guenther <rguenther@suse.de>
20674 PR middle-end/38908
20675 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
20676 uninitialized aggregate uses in call arguments.
20678 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
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.
20684 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
20687 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
20688 (set_got_offset_rex64): Ditto.
20690 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
20693 * doc/extend.texi: Improve local variable with asm reg.
20695 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
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
20704 2009-01-27 Richard Guenther <rguenther@suse.de>
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
20714 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
20716 PR middle-end/38969
20717 * calls.c (initialize_argument_information): Do not wrap complex
20718 arguments in SAVE_EXPR.
20720 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
20722 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
20723 (INSTALL_LIBGCC): Revert typo commit.
20725 2009-01-26 Richard Guenther <rguenther@suse.de>
20727 PR tree-optimization/38745
20728 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
20729 from special handling.
20731 2009-01-26 Richard Guenther <rguenther@suse.de>
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
20738 * tree-ssa.c (update_alias_info_1): Include those in the set
20739 of addressable vars.
20741 2009-01-26 Richard Guenther <rguenther@suse.de>
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.
20748 2009-01-24 Jakub Jelinek <jakub@redhat.com>
20751 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
20754 2009-01-24 Julian Brown <julian@codesourcery.com>
20756 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
20757 config/arm/linux-atomic.c.
20758 * config/arm/linux-atomic.c: New.
20760 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
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.
20766 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
20769 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
20772 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
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
20781 2009-01-24 Paul Brook <paul@codesourcery.com>
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.
20788 2009-01-24 Ben Elliston <bje@au.ibm.com>
20790 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
20791 void *' warning from -Wc++-compat.
20792 * Makefile.in (dominance.o-warn): Remove.
20794 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
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.
20803 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
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
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.
20816 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
20818 * c-opts.c (c_common_post_options): Fix a typo in comments.
20820 2009-01-22 Steve Ellcey <sje@cup.hp.com>
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.
20827 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
20830 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
20831 (*movdi_1_rex64): Use type "mmx" for alternative 5.
20833 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
20835 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
20837 (LOCAL_ALIGNMENT): Similarly.
20839 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
20840 Joseph Myers <joseph@codesourcery.com>
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
20848 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
20850 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
20851 version number to five.
20853 2009-01-22 Dodji Seketeli <dodji@redhat.com>
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
20860 (set_underlying_type): Likewise.
20861 (is_typedef_type): Likewise.
20863 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
20865 PR middle-end/38587
20866 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
20869 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
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.
20876 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
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.
20883 2009-01-21 Dodji Seketeli <dodji@redhat.com>
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.
20896 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
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
20907 2009-01-20 Joseph Myers <joseph@codesourcery.com>
20910 * longlong.h: Update copyright years. Use soft-fp license notice.
20911 Sync __clz_tab declaration with glibc.
20913 2009-01-20 Steve Ellcey <sje@cup.hp.com>
20916 * doc/extend.texi (syscall_linkage): New.
20917 (version_id): Modify.
20919 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
20920 Richard Guenther <rguenther@suse.de>
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.
20928 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
20930 * common.opt (fgraphite, fgraphite-identity): Add comment for
20931 explaining why these options are not documented.
20933 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
20935 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
20936 gimple_call_lhs is NULL.
20938 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
20941 * emit-rtl.c (adjust_address_1): Make sure memref is never
20944 2009-01-20 Ben Elliston <bje@au.ibm.com>
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.
20951 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
20953 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
20955 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
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.
20964 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
20967 * c-common.c (handle_aligned_attribute): Use
20968 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
20969 default alignment value.
20971 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
20973 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
20974 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
20976 * doc/extend.texi: Update __attribute__ ((aligned)). Document
20977 __BIGGEST_ALIGNMENT__.
20979 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
20981 2009-01-18 Richard Guenther <rguenther@suse.de>
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
20992 2009-01-18 Andreas Schwab <schwab@suse.de>
20994 * doc/install.texi (Configuration): Remove obsolete paragraph
20995 about use of --with-gnu-ld with --with-gnu-as.
20997 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
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.
21003 2009-01-18 Ben Elliston <bje@au.ibm.com>
21005 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
21006 C++ warning about implicit conversion from void * to struct
21008 (bitmap_obstack_free): Likewise for bitmap_element *.
21009 * Makefile.in (bitmap.o-warn): Remove.
21011 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
21013 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
21015 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
21016 Tobias Grosser <tobi.grosser@amd.com>
21018 * graphite.c (graphite_trans_scop_block): Do not block single
21021 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
21023 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
21024 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
21025 test with assertion.
21027 2009-01-16 Richard Guenther <rguenther@suse.de>
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.
21035 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
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.
21041 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
21042 Tobias Grosser <tobi.grosser@amd.com>
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.
21049 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
21050 Tobias Grosser <tobi.grosser@amd.com>
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.
21062 2009-01-16 Jakub Jelinek <jakub@redhat.com>
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.
21069 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
21071 * dce.c (delete_unmarked_insns): Reversed the order that insns are
21072 examined before deleting them.
21074 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
21076 * function.c (aggregate_value_p): Correctly extract the function
21077 type from CALL_EXPR_FN lookup.
21079 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
21081 * config/picochip/picochip.c (picochip_override_options): Revert
21082 CFI asm flag disable commited previously.
21084 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
21085 Tobias Grosser <tobi.grosser@amd.com>
21086 Jan Sjodin <jan.sjodin@amd.com>
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.
21095 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
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.
21101 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
21102 Joey Ye <joey.ye@intel.com>
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.
21110 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
21112 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
21114 2009-01-14 Jakub Jelinek <jakub@redhat.com>
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
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).
21135 2009-01-14 Michael Meissner <gnu@the-meissners.org>
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
21142 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
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.
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.
21155 2009-01-14 Richard Guenther <rguenther@suse.de>
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
21166 2009-01-14 Nick Clifton <nickc@redhat.com>
21168 * ira-conflicts.c: Include addresses.h for the definition of
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.
21173 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
21176 * Makefile.in (ira-lives.o): Add except.h.
21178 * ira-lives.c: Include except.h.
21179 (process_bb_node_lives): Process can_throw_internal.
21181 2009-01-13 Jakub Jelinek <jakub@redhat.com>
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
21188 2009-01-13 Joseph Myers <joseph@codesourcery.com>
21190 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
21191 values. Remove duplicate arm8 entry.
21193 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
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.
21208 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
21210 * graphite.h (debug_value): Removed.
21211 * graphite.c (debug_value): Removed.
21213 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
21215 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
21216 ldrd/strd with two 32-bit instructions.
21218 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
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.
21230 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
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.
21237 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
21240 * gcc.c (process_command): Replace call to execvp with calls
21241 to pex_one and exit.
21243 2009-01-03 Anatoly Sokolov <aesok@post.ru>
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.
21251 2009-01-12 Jakub Jelinek <jakub@redhat.com>
21254 * c-parser.c (c_parser_postfix_expression): Allow `->' in
21255 offsetof member-designator, handle it as `[0].'.
21257 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
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.
21263 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
21265 * combine.c (combine_instructions): Recompute
21266 optimize_this_for_speed_p for each BB in the main combine loop.
21268 2009-01-12 Tomas Bily <tbily@suse.cz>
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.
21275 2009-01-12 Jakub Jelinek <jakub@redhat.com>
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.
21281 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
21283 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
21284 subreg of op0 to the original op0.
21286 2009-01-11 Laurent GUERBY <laurent@guerby.net>
21288 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
21290 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
21293 * mips-tfile.c (parse_def): Fix parsing of def strings
21294 starting with digits.
21296 2009-01-10 Jakub Jelinek <jakub@redhat.com>
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.
21302 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
21304 * regrename.c (regrename_optimize): Fix dumping.
21305 (find_oldest_value_reg): Preserve REG_POINTER.
21306 (copy_hardreg_forward_1): Likewise.
21308 2009-01-09 Diego Novillo <dnovillo@google.com>
21310 * gimple.h (struct gimple_statement_base) <uid>: Document
21311 the restrictions on its use.
21312 (gimple_uid): Tidy.
21313 (gimple_set_uid): Tidy.
21315 2009-01-09 Jakub Jelinek <jakub@redhat.com>
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
21321 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
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.
21328 2009-01-09 Jakub Jelinek <jakub@redhat.com>
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.
21349 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
21351 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
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.
21360 2009-01-09 Nick Clifton <nickc@redhat.com>
21362 * config/sh/symbian.c: Replace uses of DECL_INLINE with
21363 DECL_DECLARED_INLINE_P.
21365 2009-01-09 Jakub Jelinek <jakub@redhat.com>
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.
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.
21375 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
21377 * params.def (ira-max-conflict-table-size): Decrease default value
21380 2009-01-08 Jakub Jelinek <jakub@redhat.com>
21382 PR tree-optimization/37031
21383 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
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
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.
21396 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
21397 Jan Sjodin <jan.sjodin@amd.com>
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.
21408 2009-01-08 Ira Rosen <irar@il.ibm.com>
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.
21415 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
21416 Alan Modra <amodra@bigpond.net.au>
21418 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
21419 non-word-aligned REG+CONST addressing.
21421 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
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.
21429 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
21431 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
21432 (ix86_valid_target_attribute_inner_p): Ditto.
21434 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
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
21455 (graphite_transform_loops): Do not handle scops that contain condition
21458 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
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.
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.
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.
21479 2009-01-07 Richard Guenther <rguenther@suse.de>
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.
21486 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
21488 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
21489 hosted cross-compilers generating less efficient code.
21491 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
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.
21502 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
21504 PR rtl-optimization/38426.
21505 * ira.c (ira): Set current_function_is_leaf earlier.
21507 2009-01-06 Jakub Jelinek <jakub@redhat.com>
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
21514 2009-01-06 Janis Johnson <janis187@us.ibm.com>
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
21527 2009-01-06 Jan Hubicka <jh@suse.cz>
21530 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
21532 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
21534 * doc/contrib.texi (Contributors): Slightly adjust the end note.
21535 Add Robert Clark to the list of testers.
21537 2009-01-06 Jan Hubicka <jh@suse.cz>
21538 Kai Tietz <kai.tietz@onevision.com>
21540 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
21541 * config/i386/i386.c (ix86_expand_call): Add clobbers.
21543 2009-01-06 Jan Hubicka <jh@suse.cz>
21544 Kai Tietz <kai.tietz@onevision.com>
21546 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
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.
21561 2009-01-06 Jan Hubicka <jh@suse.cz>
21562 Kai Tietz <kai.tietz@onevision.com>
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.
21568 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
21571 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
21572 before using pseudos_have_intersected_live_ranges_p.
21574 * ira-int.h (ira_assert): Always define.
21576 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
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.
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.
21598 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21600 * pa.c (output_call): Relocate non-jump insns in the delay slot of
21601 long absolute calls when generating PA 2.0 code.
21603 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
21605 PR rtl-optimization/38583
21606 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
21608 * params.def (ira-max-conflict-table-size): New.
21610 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
21612 * ira.h (ira_conflicts_p): New external definition.
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.
21619 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
21620 (ira_color): Use ira_conflicts_p.
21622 * global.c: Include ira.h.
21623 (pseudo_for_reload_consideration_p, build_insn_chain): Use
21626 * Makefile.in (global.o): Add ira.h.
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.
21639 * ira.c (ira_conflicts_p): New global.
21640 (ira): Define and use ira_conflicts_p.
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.
21646 2009-01-06 Ben Elliston <bje@au.ibm.com>
21648 * gengtype-lex.l (YY_NO_INPUT): Define.
21650 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
21653 * c-common.c (handle_vector_size_attribute): Also reject
21654 BOOLEAN_TYPE types.
21656 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
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.
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.
21688 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
21690 PR tree-optimization/38510
21691 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
21692 (translate_clast): Call recompute_all_dominators before
21694 (gloog): Call recompute_all_dominators before graphite_verify.
21696 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
21697 Jan Sjodin <jan.sjodin@amd.com>
21699 PR tree-optimization/38500
21700 * graphite.c (create_sese_edges): Call fix_loop_structure after
21703 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
21705 * config.gcc: Add m32r*-*-rtems*.
21706 * config/m32r/rtems.h: New file.
21708 2009-01-05 Ben Elliston <bje@au.ibm.com>
21710 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
21711 (.po.pox): Likewise.
21712 (po/gcc.pot): Likewise.
21714 2009-01-04 David S. Miller <davem@davemloft.net>
21716 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
21717 (STARTING_FRAME_OFFSET): Always set to zero.
21719 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
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.
21725 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
21727 * config/mips/sync.md (*mb_barrier): Rename to...
21728 (*memory_barrier): ...this.
21730 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
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
21738 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
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.
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.
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.
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.
21766 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
21768 (*memory_barrier): Use (match_dup 0) as input operand.
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.
21775 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
21777 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
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
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.
21801 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
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.
21808 2009-01-03 Jakub Jelinek <jakub@redhat.com>
21811 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
21814 2009-01-03 Diego Novillo <dnovillo@google.com>
21816 * doc/contrib.texi: Update contributions.
21818 2009-01-03 Jakub Jelinek <jakub@redhat.com>
21821 * builtins.c (fold_builtin_memory_op): Give up if either operand
21822 is volatile. Set srctype or desttype to non-qualified version
21826 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
21827 and FUNCTION_DECLs.
21829 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
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.
21836 2009-01-02 Mark Mitchell <mark@codesourcery.com>
21839 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
21841 2009-01-02 Jakub Jelinek <jakub@redhat.com>
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.
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.
21857 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
21859 * doc/extend.texi: Fix '#pragma GCC option' typo.
21861 2009-01-02 Richard Guenther <rguenther@suse.de>
21863 * doc/install.texi (--enable-checking): Mention different
21864 default for stage1.
21865 (--enable-stage1-checking): Document.
21867 2009-01-01 Andrew Pinski <pinskia@gmail.com>
21869 PR middle-end/30142
21870 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
21871 case to be an error.
21873 2009-01-02 Ben Elliston <bje@au.ibm.com>
21875 * config/fp-bit.h (pack_d): Constify argument.
21876 * config/fp-bit.c (makenan): Constify return type. Remove casts.
21877 (isnan): Constify argument.
21879 (iszero): Likewise.
21880 (pack_d): Likewise.
21881 (_fpadd_parts): Constify return type.
21882 (_fpmul_parts): Likewise.
21883 (_fpdiv_parts): Likewise.
21885 2009-01-01 Jakub Jelinek <jakub@redhat.com>
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
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.
21905 Copyright (C) 2009 Free Software Foundation, Inc.
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.