1 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
3 * gimplify.c (prepare_gimple_addressable): New static function.
4 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
6 (gimplify_addr_expr): Invoke it similarly on the operand instead of
7 manually fiddling with it.
9 2009-08-25 Michael Matz <matz@suse.de>
11 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
12 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
14 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
15 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
16 (do_jump): Split out code for simple binary comparisons into ...
17 (do_jump_1): ... this, taking the individual operands and code.
18 Change callers to helper function above accordingly.
19 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
22 2009-08-25 Michael Matz <matz@suse.de>
24 * expr.h (struct separate_ops, sepops): New type for passing
25 around an exploded simple expression.
26 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
27 Use this structure instead of expression tree.
28 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
29 expression, only its type.
30 (expand_vec_cond_expr): Take type and individual operands instead
32 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
33 expand_vec_shift_expr): Change prototype accordingly.
34 * tree-vect-stmts.c (vectorizable_condition): Change call of
35 expand_vec_cond_expr_p to pass only type.
36 * expr.c (do_store_flags): Change prototype and implementation
37 to take an exploded expression.
38 (expand_expr_real_1): New local ops initialized with details
39 of the full expression. Use it instead of full
40 expression in calls to do_store_flags, expand_vec_cond_expr,
41 expand_widen_pattern_expr and expand_vec_shift_expr.
43 2009-08-25 Michael Matz <matz@suse.de>
45 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
46 treeop2 initialized with first three operands of the full expression.
47 Substitute all TREE_OPERAND (exp, [012]) calls with them.
49 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
51 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
52 (__gthread_objc_condition_allocate): Mark arguments as unused.
53 (__gthread_objc_condition_deallocate): Likewise.
54 (__gthread_objc_condition_wait): Likewise.
55 (__gthread_objc_condition_broadcast): Likewise.
56 (__gthread_objc_condition_signal): Likewise.
57 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
58 (__gthread_objc_thread_id): Likewise.
60 2009-08-25 Janus Weil <janus@gcc.gnu.org>
63 * tree-pretty-print.c (print_call_name): Print the correct call name
64 for procedure pointer components.
66 2009-08-24 Steve Ellcey <sje@cup.hp.com>
68 * config/ia64/ia64.c (ia64_promote_function_mode): Call
69 default_promote_function_mode when not VMS.
71 2009-08-24 Olivier Hainque <hainque@adacore.com>
73 * convert.c (convert_to_integer): Don't assume an input pointer is
74 POINTER_SIZE wide. Fetch from the type instead.
76 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
78 * configure.ac (AC_PREREQ): Bump to 2.64.
80 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
82 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
83 (process_command): Don't search standard_exec_prefix_1 and
84 standard_exec_prefix_2.
86 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
88 * config/arm/arm.c (output_return_instruction): Handle for
91 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
93 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
95 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
97 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
98 (*arm_movdf_vfp): Likewise.
100 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
102 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
103 (vashr<mode>3): Rename from ashr<mode>3.
104 (vlshr<mode>3): Rename from lshr<mode>3.
106 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
109 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
110 (check_format_info_main): Use scalar_identify_flag.
111 (check_format_types): Check for scalar size identity if
112 scalar_identify_flag is set.
113 (printf_length_specs): Extend by new field.
114 (asm_fprintf_length_specs): Likewise.
115 (gcc_diag_length_specs): Likewise.
116 (scanf_length_specs): Likewise.
117 (strfmon_length_specs): Likewise.
118 (gcc_gfc_length_specs): Likewise.
119 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
120 (ms_printf_flag_specs): Likewise.
121 * c-format.h (format_length_info): Add new member scalar_identity_flag.
123 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
126 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
127 (*call_value_pop_1): Ditto.
128 (*sibcall_pop_1): New insn pattern.
129 (*sibcall_value_pop_1): Ditto.
131 2009-08-23 Alan Modra <amodra@bigpond.net.au>
134 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
137 2009-08-23 Alan Modra <amodra@bigpond.net.au>
140 * fwprop.c (try_fwprop_subst): Allow multiple sets.
141 (get_reg_use_in): New function.
142 (forward_propagate_subreg): Propagate through subreg of zero_extend
145 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
147 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
148 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
150 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
152 * configure.ac: Remove --with-datarootdir, --with-docdir,
153 --with-htmldir switches. No need to call AC_SUBST for
154 datarootdir, docdir, htmldir any more.
155 * configure: Regenerate.
156 * doc/install.texi (Configuration): Document --datarootdir,
157 --docdir, --htmldir, --pdfdir; update documentation for
159 (Prerequisites): Bump Autoconf version to 2.64, Automake to
162 * aclocal.m4: Regenerate.
163 * config.in: Regenerate.
164 * configure: Regenerate.
166 2009-08-21 Douglas B Rupp <rupp@gnat.com>
167 Olivier Hainque <hainque@adacore.com>
169 * config/ia64/ia64.c: Include libfuncs.h.
170 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
171 (ia64_expand_call): Use reg 25 on VMS.
172 (ia64_initialize_trampoline): Fix for VMS ABI.
173 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
174 (ia64_function_arg): Initialize reg 25 on VMS.
175 Fix OpenVMS ABI issues for varargs.
176 For OpenVMS, emit the Argument Information register set in the
177 incoming/sibcall case as well.
178 (ia64_arg_type): New function.
179 (ia64_function_arg_advance): Keep track of cum->words.
180 Fix OpenVMS ABI issues for varargs.
181 (ia64_function_value): On VMS, promote mode of non-aggregate types.
182 (ia64_override_options): Set flag_no_common on VMS.
183 (ia64_init_builtins): Disable FWRITE builtin.
184 (ia64_asm_output_external): Call DO_CRTL_NAMES.
185 (ia64_vms_init_libfuncs): Add decc$ routines.
186 (ia64_vms_valid_pointer_mode): New function.
187 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
188 (ia64_promote_function_mode): New function
189 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
190 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
191 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
192 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
193 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
194 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
195 Suppress trailing '#' if VALUE is numeric.
196 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
197 ia64_promote_function_mode.
198 (TARGET_VALID_POINTER_MODE): Define.
200 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
203 * config/rs6000/rs6000.c (rs6000_override_options): Use
204 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
207 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
208 reporting of vector + decimal/boolean/complex error.
210 2009-08-21 Jakub Jelinek <jakub@redhat.com>
212 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
213 __vector double TYPE_DECL.
215 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
217 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
218 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
219 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
220 to pointer to enum machine_mode. Update all callers as needed.
222 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
224 * config/alpha/alpha.md (exception_receiver): Emit alternative
225 GP load sequence if flag_reorder_blocks_and_partition is set.
226 (*exception_receiver_2): Also enable when
227 flag_reorder_blocks_and_partition is set.
229 2009-08-20 Matt Rice <ratmice@gmail.com>
230 Diego Novillo <dnovillo@google.com>
232 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
235 2009-08-20 Richard Guenther <rguenther@suse.de>
237 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
238 * c-tree.h (c_dup_lang_specific_decl): Remove.
239 (struct lang_decl, struct lang_type): Move definitions ...
240 * c-lang.h: ... here. New file.
241 * c-decl.c: Include c-lang.h.
242 (c_dup_lang_specific_decl): Remove.
243 * c-typeck.c: Include c-lang.h.
244 * Makefile.in (c-decl.o): Add c-lang.h dependency.
245 (c-typeck.o): Likewise.
246 * c-config-lang.in (gtfiles): Add c-lang.h.
247 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
250 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
252 * config/alpha/alpha.c (alpha_end_function): Do not clear
253 crtl->emit structure and free insn locators if cfun->is_thunk is true,
254 this is now handled in generic code.
256 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
258 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
259 (s390_z10_fix_long_loop_prediction): New function.
260 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
261 (s390_reorg): Walk over the INSNs and invoke
262 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
264 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
266 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
267 "*brx_64bit", "*brx_31bit"): New patterns.
268 * config/s390/s390.c ('E'): New output modifier.
270 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
271 Richard Earnshaw <richard.earnshaw@arm.com>
273 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
274 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
276 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
278 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
280 * pa.c (emit_move_sequence): Check if address of operand1 is valid
281 for mode mode of operand0 when doing secondary reload for SAR.
283 2009-08-19 Jakub Jelinek <jakub@redhat.com>
286 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
287 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
289 2009-08-19 Jason Merrill <jason@redhat.com>
291 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
292 supported template depth in C++0x.
294 2009-08-19 Jakub Jelinek <jakub@redhat.com>
296 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
297 free_after_compilation.
298 * config/score/score7.c (score7_output_mi_thunk): Likewise.
299 * config/score/score3.c (score3_output_mi_thunk): Likewise.
300 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
301 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
302 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
303 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
304 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
306 2009-08-19 Ian Lance Taylor <iant@google.com>
308 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
309 of (plus (mult (neg B) C) A).
311 2009-08-18 Michael Matz <matz@suse.de>
313 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
314 instead of comparing TYPE_MAIN_VARIANT for equality.
315 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
316 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
317 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
318 * gimplify.c (goa_lhs_expr_p): Ditto and use
319 STRIP_USELESS_TYPE_CONVERSION.
321 2009-08-18 Michael Matz <matz@suse.de>
323 * tree-ssa-structalias.c (create_variable_info_for): Also mark
324 first field in a struct.
325 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
327 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
329 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
330 locators before emit_insn is called. Remove assert that
332 (alpha_end_function): Clear crtl->emit structure and free insn
333 locators if cfun->is_thunk is true.
335 2009-08-18 Jason Merrill <jason@redhat.com>
337 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
339 * configure.ac: Test for it.
340 * configure, config.in: Regenerate.
341 * doc/install.texi: Document --enable-gnu-unique-object.
343 2009-08-18 Richard Guenther <rguenther@suse.de>
346 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
347 pow(x,y*z) only if x is nonnegative.
349 2009-08-18 Jakub Jelinek <jakub@redhat.com>
351 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
355 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
356 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
358 2009-08-17 DJ Delorie <dj@redhat.com>
360 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
361 * config/m32c/prologue.md (epilogue_freit): New.
363 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
364 (bank_switch_p): Likewise.
365 (fast_interrupt_p): Likewise.
366 (interrupt_p): Likewise.
367 (m32c_conditional_register_usage): Round memregs size up.
368 (need_to_save): We only need to save $a0 when we use ENTER.
369 (interrupt_p): Check for fast_interrupt too.
370 (bank_switch_p): New.
371 (fast_interrupt_p): New.
372 (m32c_attribute_table): Add bank_switch and fast_interrupt.
373 (m32c_emit_prolog): Support bank switching and fast interrupts.
374 * doc/extend.texi (Function Attributes): Add bank_switch and
377 2009-08-17 Douglas B Rupp <rupp@gnat.com>
379 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
380 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
382 2009-08-16 Douglas B Rupp <rupp@gnat.com>
384 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
385 (menu): Add IA-64/VMS Options.
386 (IA-64/VMS Options): Likewise.
388 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
391 * config/mips/mips.md (*lwxs): Use :P for pointer values.
393 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
395 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
396 (mips_pop_asm_switch): Likewise.
397 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
399 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
400 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
401 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
402 (mips_print_operand_punctuation): Use them. Check mips_noreorder
403 instead of set_noreorder.
404 (mips_output_function_prologue): Use the new functions.
405 (mips_output_function_epilogue): Likewise.
406 (mips_need_noat_wrapper_p): New function, split out from...
407 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
408 Use mips_push_asm_switch and mips_pop_asm_switch.
409 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
410 and mips_pop_asm_switch.
411 (ASM_OUTPUT_REG_POP): Likewise.
412 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
413 Use mips_pop_asm_switch.
414 (mips_asm_switch): New structure.
415 (set_noreorder, set_nomacro): Replace with...
416 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
417 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
418 instead of set_nomacro.
419 (fix_truncsfsi2_macro): Likewise.
420 (cprestore): Likewise.
421 (hazard): Use mips_noreorder instead of set_noreorder.
422 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
424 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
426 * config/alpha/alpha.c (alpha_and_function): Handle NULL_RTX returned
427 from prev_active_insn.
429 2009-08-16 Anatoly Sokolov <aesok@post.ru>
431 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
432 * config/avr/avr.c (avr_override_options): Initialize
433 avr_current_arch variable.
434 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
435 __AVR_HAVE_16BIT_SP__ according to the device type.
436 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
438 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
439 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
441 2009-08-16 Dodji Seketeli <dodji@redhat.com>
444 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
445 generating inlined subroutine die only. We shouldn't be
446 called for anything else.
447 (gen_block_die): Don't generate inline subroutine debug info for
450 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
452 * graphite-poly.c (print_pbb): Print PBB index.
454 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
457 * graphite-interchange.c (ppl_max_for_le): Moved...
458 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
459 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
460 ppl_Pointset_Powerset_C_Polyhedron_maximize.
461 * graphite-ppl.h (ppl_max_for_le): Declared.
463 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
465 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
466 supported on all platforms.
467 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
468 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
469 * c-pragma.c: Likewise.
470 * target-def.h (TARGET_INITIALIZER): Remove
471 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
472 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
474 2009-08-14 Douglas B Rupp <rupp@gnat.com>
476 * config/ia64/fde-vms.c: New file.
477 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
478 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
479 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
480 (uw_frame_state_for): Only register a personality routine if it is
481 known to be compatible with our expectations.
482 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
483 Declare unw_table_entry stack variable and
484 mod all calls to _Unwind_FindTableEntry to add arg.
485 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
486 (_Unwind_FindTableEntry): Add arg to prototype.
488 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
490 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
491 field 'signal_pfs_loc'.
492 (uw_frame_state_for): Remove duplicate code dealing with leaf
493 procedures without unwind info.
494 If in the frame after unwinding through a signal handler, restore
495 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
496 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
497 'pfs_loc' to the AR.PFS location in the signal context; instead
498 set 'signal_pfs_loc'.
499 Manually generate the unwind info for the AR.PFS register.
500 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
501 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
502 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
503 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
504 instead set 'signal_pfs_loc'.
505 Remove code preventing the AR.PFS register from being restored
506 from the signal context.
508 2009-08-14 Douglas B Rupp <rupp@gnat.com>
509 Tristan Gingold <gingold@adacore.com>
511 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
512 * config/ia64/t-vms: New file.
513 * config/ia64/vms64.h: New file.
514 * config/ia64/vms.h: New file.
515 * config/ia64/vms-crtinit.asm: New file.
516 * config/ia64/vms_symvec_libgcc_s.opt: New file.
517 * config/ia64/vms-unwind.h: New file.
519 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
521 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
524 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
527 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
529 * real.h (do_mpc_arg2): ... here.
530 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
533 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
535 * final.c (add_debug_prefix_map): Don't use GC memory for
536 old_prefix and new_prefix.
538 2009-08-14 Richard Guenther <rguenther@suse.de>
540 * ipa-prop.c (compute_complex_pass_through): If we cannot
541 compute a non-varying offset for IPA_JF_ANCESTOR punt.
543 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
545 * c-lex.c (c_lex_with_flags): Increase size of local variable
546 to avoid memory clobber.
548 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
551 * config/i386/i386.c (ix86_fp_comparison_strategy):
552 Only enable/disable sahf at function granularity.
554 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
556 PR rtl-optimization/41064
557 * reload1.c (reload_as_needed): Don't call extract_insn
558 for known invalid replacements after calling
559 validate_replace_rtx_group and verify_changes.
561 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
564 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
565 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
566 ix86_expand_fp_vcond.
567 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
568 Assert that operation is supported by ix86_expand_int_vcond.
569 (vcondu<SSEMODE124C8:mode>): Ditto.
571 2009-08-13 DJ Delorie <dj@redhat.com>
573 * config/i386/djgpp-stdint.h: New.
574 * config.gcc (djgpp): Use it.
576 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
578 * config/sh/sh.c (sh_override_options): When flag_exceptions or
579 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
581 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
583 * tree-ssa-loop-prefetch.c
584 (prune_ref_by_group_reuse): Enhance probabilistic analysis
585 for long-stride pruning.
586 (compute_miss_rate): New function to compute the probability
587 that two memory references access different cache lines.
589 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
591 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
593 2009-08-13 Richard Guenther <rguenther@suse.de>
596 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
597 use the constant pointer type.
598 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
599 of CV qualifiers on the target pointer type.
600 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
601 conversion check before restrict check.
603 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
606 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
608 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
610 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
612 2009-08-12 Richard Guenther <rguenther@suse.de>
614 PR tree-optimization/41011
615 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
616 and reference constructing.
618 2009-08-12 Xinliang David Li <davidxl@google.com>
620 PR tree-optimization/41012
621 * tree-flow.h : New external interface.
622 * gimple-low.c (check_call_arg): Change to public function.
623 Remove argument mismatch check in lowering.
624 * tree-inline.h (tree_can_inline_p): Interface change.
625 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
627 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
628 Call change to tree_can_inline_p function.
629 (cgraph_decide_inlining_incrementally): Ditto.
631 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
633 PR tree-optimization/41031
634 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
635 on the partition variable rather than promote_mode on the source
636 type. Assert that the partition variable's type has the same
637 mode as the source value's.
639 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
641 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
643 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
645 * calls.c (expand_call): Fix typo.
646 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
648 * stmt.c (expand_value_return): Use promote_function_mode to copy out
650 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
651 * config/cris/cris.c (cris_promote_function_mode): Likewise.
652 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
653 * config/pa/pa.c (pa_promote_function_mode): Likewise.
655 2009-08-12 Andrew Haley <aph@redhat.com>
657 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
659 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
662 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
664 2009-08-12 Richard Guenther <rguenther@suse.de>
666 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
667 * gimplify.c (gimplify_modify_expr): Do not use
668 lang_hooks.types_compatible_p.
669 * tree-ssa.c (useless_type_conversion_p): For aggregates
670 just return false if the canonical types differ.
672 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
675 * sese.c (convert_for_phi_arg): New.
676 (add_guard_exit_phis): Use convert_for_phi_arg.
678 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
680 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
681 unknown subscript upper bounds.
683 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
684 Pranav Garg <pranav.garg2107@gmail.com>
686 * graphite-interchange.c (gather_access_strides): Removed.
687 (ppl_max_for_le): New.
688 (build_linearized_memory_access): New.
689 (memory_stride_in_loop): New.
690 (pbb_interchange_profitable_p): Reimplemented.
691 * graphite-ppl.h (ppl_new_id_map): New.
692 (ppl_interchange): New.
694 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
696 * graphite-interchange.c (compute_subscript): Removed.
697 (compute_array_size_cstr): Removed.
698 (compute_array_size_poly): Removed.
699 (compute_array_size): Removed.
700 (gather_access_strides_poly): Removed.
701 (gather_access_strides): Empty.
703 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
705 * graphite-dependences.c (dependence_polyhedron_1): Replace
706 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
707 (graphite_legal_transform_dr): Same.
708 (graphite_carried_dependence_level_k): Same.
709 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
710 Initialize PDR_NB_SUBSCRIPTS.
711 (print_pdr_access_layout): Replace pdr_nb_subscripts with
713 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
714 (PDR_NB_SUBSCRIPTS): New.
715 (pdr_nb_subscripts): Removed.
716 (pdr_dim): Simplified.
717 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
718 with PDR_NB_SUBSCRIPTS.
720 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
722 * graphite-interchange.c (compute_array_size): Remove use of
724 * graphite-poly.c (new_poly_dr): Remove argument data_container.
725 Do not initialize PDR_DATA_CONTAINER.
726 (print_pdr): Do not print PDR_DATA_CONTAINER.
727 * graphite-poly.h (struct poly_dr): Remove data_container field.
728 (PDR_DATA_CONTAINER): Removed.
729 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
731 (build_poly_dr): Same.
733 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
734 Sebastian Pop <sebastian.pop@amd.com>
736 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
737 copy of the dependence polyhedron. Free the temporary objects.
738 (graphite_carried_dependence_level_k): Free unused objects before
741 * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
742 * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
743 * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
744 * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
745 * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
747 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
749 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
750 Early return without analyzing the data dependences if no
751 transform has been done. Call restore_scattering if the transform
753 (graphite-interchange.c): Same.
754 * graphite-poly.c (print_scattering_function): Test for
756 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
757 (apply_poly_transforms): Do not gcc_assert that
758 the transform is legal.
759 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
760 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
761 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
762 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
763 * graphite-poly.h (struct poly_scattering): New.
764 (struct poly_bb): Add original, transformed, and saved fields.
765 Remove transformed_scattering, original_scattering,
766 nb_local_variables and nb_scattering_transform fields.
767 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
768 (poly_scattering_new): New.
769 (poly_scattering_free): New.
770 (poly_scattering_copy): New.
771 (store_scattering_pbb): New.
772 (store_scattering): New.
773 (restore_scattering_pbb): New.
774 (restore_scattering): New.
775 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
776 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
778 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
780 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
783 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
785 * Makefile.in (graphite.o): Depends on PREDICT_H.
786 * graphite.c: Include predict.h.
787 (graphite_finalize): Call tree_estimate_probability.
788 * predict.c (predict_loops): Do not call scev_initialize and
790 (tree_estimate_probability_bb): New.
791 (tree_estimate_probability): Do not initialize loops: move that
792 code to the driver. Call tree_estimate_probability_bb.
793 (tree_estimate_probability_driver): New.
794 (pass_profile): Use tree_estimate_probability_driver.
795 * predict.h (tree_estimate_probability): Declared.
797 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
799 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
800 * graphite-dependences.c (graphite_legal_transform): Add time to
801 TV_GRAPHITE_DATA_DEPS.
802 (dependency_between_pbbs_p): Same.
803 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
805 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
807 PR rtl-optimization/41033
808 * alias.c (nonoverlapping_component_refs_p): Punt when strict
809 aliasing is disabled.
811 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
813 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
814 si_mask_operand, and_load_operand, low_bitmask_operand,
815 and_reg_operand, and_operand): New predicates.
816 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
817 * config/mips/mips.c (and_operands_ok): New function.
818 * config/mips/mips-protos.h (and_operands_ok): Declare it.
819 * config/mips/mips.md (move_type): Add ext_ins and logical.
821 (and<mode>3): Use and_reg_operand as the second operand's predicate.
822 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
823 shift_shift. Remove commutative constraint modifier.
824 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
826 (*clear_upper32_dext): Remove define_insn_and_split.
827 (*clear_upper32): Turn this define_insn_and_split ...
828 (splitter for ANDing register with 0xffff_ffff): .. into this.
830 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
832 * combine.c (try_widen_shift_mode): Factor out code to check if an
833 integer constant is a low-order bitmask from here ...
834 * rtlanal.c (low_bitmask_len): ... to here.
835 * rtl.h (low_bitmask_len): Declare.
837 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
840 * config/alpha/alpha.md (addsi3): Remove expander.
841 (addsi3): Rename from *addsi3_internal insn pattern.
842 (subsi3): Remove expander.
843 (subsi3): Rename from *subsi3_internal insn pattern.
845 2009-08-11 Douglas B Rupp <rupp@gnat.com>
847 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
850 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
851 Eric Botcazou <botcazou@adacore.com>
852 Douglas B Rupp <rupp@gnat.com>
854 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
855 that records that fit in 64 bits are returned by immediate value,
856 as required by OpenVMS Calling Standard.
857 (function_value): Adjust for above modification.
858 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
859 virtual_incoming_args_rtx as base object, not next_arg.
860 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
862 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
864 * reload.c (find_reloads_subreg_address): Check the original
865 req_equiv_mem address to detect the case where an address is
866 not valid in the outer mode.
868 2009-08-11 Richard Guenther <rguenther@suse.de>
871 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
873 2009-08-10 Douglas B Rupp <rupp@gnat.com>
875 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
876 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
878 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
879 Douglas B Rupp <rupp@gnat.com>
881 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
882 PT_STACK when frame_pointer_needed on OpenVMS.
883 (alpha_pv_save_size, alpha_using_fp): Remove.
884 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
885 with proper processing for PT_NULL.
886 (alpha_vms_initial_elimination_offset): New function. Support for
887 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
888 (alpha_sa_size): Force procedure type to PT_STACK when
889 frame_pointer_needed on OpenVMS.
890 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
891 (alpha_using_fp): Likewise.
892 (alpha_vms_can_eliminate): Add prototype.
893 (alpha_vms_initial_elimination_offset): Likewise.
894 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
895 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
897 2009-08-10 Eric Botcazou <botcazou@adacore.com>
898 Douglas B Rupp <rupp@gnat.com>
900 * config/alpha/alpha.c (common_object_handler): New function.
901 (vms_attribute_table): Declare a single attribute "common_object".
902 (vms_output_aligned_decl_common): New global function.
903 (SECTION_VMS_OVERLAY): Delete.
904 (SECTION_VMS_GLOBAL): Likewise.
905 (SECTION_VMS_INITIALIZE): Likewise.
906 (vms_asm_named_section): Remove support for above flags.
907 (vms_section_type_flags): Delete.
908 (TARGET_SECTION_TYPE_FLAGS): Likewise.
909 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
910 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
911 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
913 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
916 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
917 (sub_ddmmss): Likewise.
919 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
922 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
925 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
928 * reload1.c (reload_as_needed): Use cancel_changes to completely
929 undo a failed replacement attempt.
931 2009-08-10 Richard Guenther <rguenther@suse.de>
934 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
935 (useless_type_conversion_p): ... here. Require pointer targets
938 2009-08-10 Dodji Seketeli <dodji@redhat.com>
941 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
942 loose the original type of the statement list.
944 2009-08-09 Douglas B Rupp <rupp@gnat.com>
946 * config/alpha/alpha.c: Include libfuncs.h
947 (avms_asm_output_extern): New function.
948 (alpha_init_libfuncs): Init some decc libfuncs.
949 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
950 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
951 (DO_CRTL_NAMES): Define.
953 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
954 (LONG_TYPE_SIZE): Define.
955 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
956 (SUBTARGET_SWITCHES): Define malloc64 switch.
957 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
958 (MASK_RETURN_ADDR): Define.
959 doc/invoke.texi (mmalloc64): Document switch.
961 2009-08-09 Olivier Hainque <hainque@adacore.com>
962 Douglas B Rupp <rupp@gnat.com>
964 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
965 uses_condition_handler.
966 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
967 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
968 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
969 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
970 (code_for_builtin): New insn codes for the new alpha_builtins.
971 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
972 (alpha_sa_size): Account for uses_condition_handler.
973 (alpha_expand_prologue): Likewise.
974 (alpha_start_function): Likewise.
975 (alpha_expand_epilogue): Likewise.
976 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
977 establish/revert expanders.
978 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
979 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
980 New expander, resorting to the alpha.c associated function.
981 (builtin_revert_vms_condition_handler): Likewise.
982 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
983 __gcc_shell_handler, the static VMS condition handler used as
984 an indirection wrapper to the current dynamically established
986 * config/alpha/vms-unwind.h: Complete rewrite.
987 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
988 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
990 2009-08-09 Eric Botcazou <botcazou@adacore.com>
991 Douglas B Rupp <rupp@gnat.com>
993 * config/alpha/alpha.c (alpha_links): Add 'target' field.
994 (alpha_need_linkage): Handle aliases. Return function symbol.
995 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
996 Use ultimate alias target for the linkage name.
997 * config/alpha/alpha.md (movmemdi): Use the symbol returned
998 by alpha_need_linkage for the function symbol.
999 (setmemdi): Likewise.
1001 2009-08-09 Douglas B Rupp <rupp@gnat.com>
1003 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
1004 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
1005 (ASM_WEAKEN_LABEL): Define.
1006 (CRT_CALL_STATIC_FUNCTION): Define.
1007 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
1008 (ENDFILE_SPEC): Define.
1009 (INIT_SECTION_ASM_OP): Define.
1010 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
1011 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
1013 (MULTILIB_OSDIRNAMES): Define.
1014 (shlib_version): Define.
1015 (SHLIB_EXT): Define.
1016 (SHLIB_OBJS): Define.
1017 (SHLIB_NAME): Define.
1018 (SHLIB_MULTILIB): Define.
1019 (SHLIB_INSTALL): Define.
1020 (SHLIB_SYMVEC): Define.
1021 (SHLIB_SYMVECX2): Define.
1022 (SHLIB_LINK): Define.
1024 2009-08-09 Douglas B Rupp <rupp@gnat.com>
1026 * config/alpha/alpha.c (alpha_initialize_trampoline):
1027 Initialize VMS trampoline IAW ABI for bounded procedure calls.
1028 (alpha_start_function): Emit transfer address on nested functions
1029 for VMS trampoline call.
1030 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
1031 since no longer used.
1032 * config/alpha/vms-tramp.asm: Remove.
1033 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
1034 since now only data initialized at runtime.
1036 2009-08-09 Douglas B Rupp <rupp@gnat.com>
1038 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
1039 (LINK_GCC_C_SEQUENCE_SPEC): Define.
1040 (MD_EXEC_PREFIX): Remove, no longer used.
1041 (MD_STARTFILE_PREFIX): Likewise.
1042 (INCLUDE_DEFAULTS): Likewise.
1043 * config/alpha/t-vms:
1044 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
1046 2009-08-09 Richard Guenther <rguenther@suse.de>
1048 PR tree-optimization/41016
1049 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
1050 (operand_precision): Remove.
1051 (integral_operand_p): Likewise.
1052 (recognize_single_bit_test): Adjust.
1054 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
1056 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
1057 operation overflows. Likewise non-cast unary arithmetic.
1058 If one arm of a conditional expression is always taken,
1059 inhibit evaluation warnings for the other arm. Likewise inhibit
1060 evaluation warnings for the second && or || operand if the first
1061 operand is enough to determine the result.
1062 * c-typeck.c (build_conditional_expr): Apply the same inhibition
1064 (build_binary_op): Prevent duplicate evaluation warnings.
1066 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
1068 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
1069 and destination have different modes, Use promote_mode to
1070 determine the signedness of the conversion. Assert that the
1071 promoted source mode matches the destination mode. Don't pass
1072 the destination and destination mode to expand_expr if the source
1073 mode is different. Simplify conversion logic.
1075 2009-08-09 Ira Rosen <irar@il.ibm.com>
1077 PR tree-optimization/41008
1078 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
1079 from condition only in case it's a comparison. Adjust checks.
1081 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
1083 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
1084 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
1085 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
1086 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
1087 (dump_cand): Handle them.
1088 (struct iv_cand): New members COST_STEP and AINC_USE.
1089 (stmt_after_increment): Likewise.
1090 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
1091 callers changed. Use gimple_uid comparison instead of scanning.
1092 (add_candidate_1): When looking for identical candidates, take
1093 AINC_USE into account. Set it for new candidates.
1094 (force_expr_to_var_cost): Cast target_spill_cost to int.
1095 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
1096 All callers changed. Check for availability of autoinc addressing
1097 modes, both in general for a given mode, and in the specific use case.
1098 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
1100 (get_computation_cost): Likewise.
1101 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
1102 add_autoinc_candidates): New static functions.
1103 (add_candidate): Call add_autoinc_candidates for candidates based on
1105 (find_iv_candidates): Call set_autoinc_for_original_candidates.
1106 (determine_use_iv_cost_address): If we have an autoinc candidate at
1107 the matching use, verify autoinc is possible and subtract the cost
1108 of the candidate's step from the cost.
1109 (determine_iv_cost): Record the cost of the increment in the COST_STEP
1110 member of the candidate.
1111 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
1112 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
1114 2009-08-09 Douglas B Rupp <rupp@gnat.com>
1116 * config.build (ia64-hp-*vms*): New target.
1117 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
1119 * config.gcc (ia64-hp-*vms*): New target.
1120 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
1122 * config.host (ia64-hp-*vms*): New target.
1123 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
1126 2009-08-08 Richard Guenther <rguenther@suse.de>
1128 PR tree-optimization/40991
1129 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
1131 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
1133 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
1134 mode check. Do truncations in an integer mode.
1135 (force_to_mode): Handle subregs for all mode types. Only do
1136 arithmetic simplifications on integer modes.
1138 2009-08-07 Richard Guenther <rguenther@suse.de>
1140 PR tree-optimization/40999
1141 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
1142 (maybe_fold_reference): Lookup constant initializers.
1143 (fold_gimple_assign): Likewise.
1145 2009-08-07 Richard Guenther <rguenther@suse.de>
1147 * tree-ssa.c (useless_type_conversion_p_1): Only for types
1148 that require structural equality defer to the langhook.
1150 2009-08-07 Martin Jambor <mjambor@suse.cz>
1152 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
1154 (struct ipa_pass_through_data): New type.
1155 (struct ipa_ancestor_jf_data): New type.
1156 (union jump_func_value): Removed field formal_id, added fields
1157 pass_through and ancestor.
1158 (struct ipa_param_call_note): Changed type of formal_id to int from
1160 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
1161 operations jump functions and ancestor jump functions.
1162 (compute_complex_pass_through): New function.
1163 (compute_scalar_jump_functions): Call compute_complex_pass_through,
1164 reflect changes in the jump function strucutre.
1165 (update_jump_functions_after_inlining): Ignore complex pass-through
1166 and ancestor jump functions.
1167 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
1168 polynomial pass-through with operation jump functions.
1170 2009-08-07 Jakub Jelinek <jakub@redhat.com>
1172 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
1173 fde->dw_fde_begin as begin label instead of hot/cold label.
1174 Use LLSDAC label instead of LLSDA for second section lsda.
1175 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
1176 label instead of LLSDA if it is true.
1177 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
1179 * except.c (add_call_site, dw2_size_of_call_site_table): Add
1180 SECTION argument. Use it as index into crtl->eh.call_site_record
1182 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
1183 use it to determine how to print table entries instead of using
1184 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
1185 label instead of normal begin label as base.
1186 (sjlj_assign_call_site_values): Adjust add_call_site caller.
1187 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
1188 ensure no EH range spans between sections and that landing pads
1189 are always in the corresponding section.
1190 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
1191 for crtl->eh.call_site_record being an array rather than scalar.
1192 (output_one_function_exception_table): New function, copied
1193 from output_function_exception_table. Adjust
1194 dw2_size_of_call_site_table, dw2_output_call_site_table
1195 callers. For SECOND section use *C suffixed labels.
1196 (output_function_exception_table): Call
1197 output_one_function_exception_table and, when doing hot/cold
1198 partitioning, also another time for the second section.
1199 * opts.c: Include except.h.
1200 (decode_options): Allow -freorder-blocks-and-partition with
1201 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
1202 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
1203 * function.h (struct rtl_eh): Change call_site_record from
1204 scalar into array of 2 elements.
1206 2009-08-07 Martin Jambor <mjambor@suse.cz>
1208 * ipa-prop.c (count_formal_params_1): New function.
1209 (ipa_get_vector_of_formal_parms): New function.
1210 (get_vector_of_formal_parm_types): New function.
1211 (ipa_modify_formal_parameters): New function.
1212 (ipa_modify_call_arguments): New function.
1213 (index_in_adjustments_multiple_times_p): New function.
1214 (ipa_combine_adjustments): New function.
1215 (ipa_dump_param_adjustments): New function.
1216 * ipa-prop.h (struct ipa_parm_adjustment): New type.
1217 (ipa_get_vector_of_formal_parms): Declare.
1218 (ipa_modify_formal_parameters): Declare.
1219 (ipa_modify_call_arguments): Declare.
1220 (ipa_combine_adjustments): Declare.
1221 (ipa_dump_param_adjustments): Declare.
1222 (build_ref_for_offset): Declare.
1223 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
1224 * tree-sra.c: Include ipa-prop.c.
1225 (build_ref_for_offset): Make public.
1227 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
1229 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
1231 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
1233 * gcc/doc/extend.texi (__builtin_extract_return_address)
1234 (__builtin_frob_return_address): Document.
1236 2009-08-06 Paul Brook <paul@codesourcery.com>
1238 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
1239 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
1240 implementation on ARMv6-M.
1242 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1244 * doc/extend.texi (pcs): Document new attribute for ARM.
1246 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1248 * arm.c (pcs_attribute_args): Comment out unsupported attribute
1251 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1253 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
1256 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1258 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
1260 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1262 Merge ARM/hard_vfp_branch to trunk.
1264 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
1266 * arm.c (libcall_eq): New function.
1267 (libcall_hash): New function.
1268 (add_libcall): New function.
1269 (arm_libcall_uses_aapcs_base): New function.
1270 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
1271 libcalls using the base PCS.
1272 (arm_init_cumulative_args): Likewise.
1274 2009-07-20 Joseph Myers <joseph@codesourcery.com>
1276 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
1277 Use base ABI for conversion libfuncs between HFmode and SFmode.
1279 2009-05-12 Joseph Myers <joseph@codesourcery.com>
1281 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
1282 V4SImode as representatives of all 64-bit and 128-bit vector
1283 types. Allow vector types without vector modes.
1284 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
1285 without vector modes like BLKmode.
1286 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
1287 BLKmode. Avoid unsupported vector modes or TImode moves for
1289 (aapcs_vfp_allocate_return_reg): Likewise.
1290 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
1291 V8QImode if TARGET_NEON || TARGET_IWMMXT.
1293 2009-05-12 Joseph Myers <joseph@codesourcery.com>
1295 * config/arm/arm.c (arm_handle_pcs_attribute): New.
1296 (arm_get_pcs_model): Pass attribute arguments to
1297 arm_pcs_from_attribute.
1298 (arm_init_cumulative_args): Use base AAPCS for conversions from
1299 floating-point types to DImode.
1300 (arm_attribute_table): Add pcs attribute.
1301 (arm_handle_pcs_attribute): New.
1302 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
1303 conversions from floating-point types to DImode, also declare them
1304 to use base AAPCS and declare functions they call to use base
1305 AAPCS and their RTABI names.
1307 2009-05-12 Joseph Myers <joseph@codesourcery.com>
1309 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
1310 -mfloat-abi=hard not being supported for VFP.
1312 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
1314 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
1315 SYMBOL_REF to hard_libcall_value.
1317 2009-03-05 Joseph Myers <joseph@codesourcery.com>
1318 Richard Earnshaw <rearnsha@arm.com>
1320 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
1321 has been put on the stack, all remaining co-processory arguments for
1322 that co-processor also go on the stack.
1324 2009-03-05 Joseph Myers <joseph@codesourcery.com>
1326 * config/arm/arm.c (arm_return_in_memory): Handle returning
1327 vectors of suitable size in registers also for AAPCS case.
1329 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
1331 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
1333 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
1335 ARM Hard-VFP calling convention
1336 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
1337 * target.h (gcc_target): Add libcall_value to table of call hooks.
1338 * targhooks.h (default_libcall_value): Default implementation.
1339 * targhooks.c (default_libcall_value): Likewise.
1340 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
1341 * optabs.c (expand_unop): Use it.
1342 * expr.h (hard_libcall_value): Pass the function RTX through.
1343 * calls.c (emit_library_call_value_1): Update call to
1345 * explow.c (hard_libcall_value): Use new target hook.
1346 * testsuite/lib/target-supports.exp
1347 (check_effective_target_arm_hard_vfp_ok): New hook.
1348 (check_effective_target_arm_neon_ok): Improve test for neon
1350 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
1351 * config/arm/arm.c: Include cgraph.h
1352 (TARGET_FUNCTION_VALUE): Override default hook.
1353 (arm_pcs_default): New variable.
1354 (arm_override_options): Don't fault hard calling convention with VFP.
1355 Add support for AAPCS variants.
1356 (arm_function_value): Make static. Handle AAPCS variants.
1357 (arm_libcall_value): New function.
1358 (arm_apply_result_size): Handle VFP registers in results.
1359 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
1361 (pcs_attribute_args): New variable.
1362 (arm_pcs_from_attribute): New function.
1363 (arm_get_pcs_model): New function.
1364 (aapcs_vfp_cum_init): New function.
1365 (aapcs_vfp_sub_candidate): New function.
1366 (aapcs_vfp_is_return_candidate): New function.
1367 (aapcs_vfp_is_call_candidate): New function.
1368 (aapcs_vfp_allocate): New function.
1369 (aapcs_vfp_allocate_return_reg): New function.
1370 (aapcs_vfp_advance): New function.
1371 (aapcs_cp_arg_layout): New variable.
1372 (aapcs_select_call_coproc): New function.
1373 (aapcs_select_return_coproc): New function.
1374 (aapcs_allocate_return_reg): New function.
1375 (aapcs_libcall_value): New function.
1376 (aapcs_layout_arg): New function.
1377 (arm_init_cumulative_args): Initialize AAPCS args data.
1378 (arm_function_arg): Handle AAPCS variants using new interface.
1379 (arm_arg_parital_bytes): Likewise.
1380 (arm_function_arg_advance): New function.
1381 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
1382 calling conventions.
1383 (arm_setup_incoming_varargs): Handle new AAPCS args data.
1384 * arm.h (NUM_VFP_ARG_REGS): Define.
1385 (LIBCALL_VALUE): Update.
1386 (FUNCTION_VALUE): Delete.
1387 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
1388 (arm_pcs): New enum.
1389 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
1390 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
1391 (FUNCTION_ARG_REGNO_P): Add VFP regs.
1392 * arm-protos.h (arm_function_arg_advance): Add.
1393 (aapcs_libcall_value): Add.
1394 (arm_function_value): Delete.
1396 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
1397 H.J. Lu <hongjiu.lu@intel.com>
1400 * config/i386/i386.c (standard_sse_mode_p): Remove.
1401 (standard_sse_constant_p): Return 2 for integer mode
1402 vector_all_ones_operand when SSE2 is enabled.
1403 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
1404 (ix86_expand_vector_move): Do not check for negative values from
1405 standard_sse_constant_p.
1407 2009-08-06 Richard Guenther <rguenther@suse.de>
1409 * tree-ssa.c (useless_type_conversion_p_1): Make function and
1410 array type comparisons frontend independent.
1411 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
1412 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
1413 out array reference lower bound and element size operands.
1414 (ao_ref_init_from_vn_reference): Properly compute the offset
1415 for ARRAY_RANGE_REF.
1416 (vn_reference_fold_indirect): Fill out array reference lower
1417 bound and element size operands.
1418 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
1419 a non gimple valued reference operand which can happen for
1420 array reference lower bound or element size.
1421 (create_component_ref_by_pieces_1): Properly generate the
1422 element size operand for array references.
1424 2009-08-06 Richard Guenther <rguenther@suse.de>
1426 PR tree-optimization/40964
1427 * tree.c (iterative_hash_host_wide_int): Export.
1428 * tree.h (iterative_hash_host_wide_int): Declare.
1429 * tree-ssa-structalias.c (heapvar_map): New struct.
1430 (heapvar_map_eq): New function.
1431 (heapvar_map_hash): Likewise.
1432 (heapvar_lookup): Adjust.
1433 (heapvar_insert): Likewise.
1434 (make_constraint_from_heapvar): Allow multiple heap variables
1435 per decl at different offsets.
1436 (init_alias_heapvars): Adjust.
1438 2009-08-04 David Daney <ddaney@caviumnetworks.com>
1440 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
1441 * mips_output_sync_loop (mips_output_sync_loop): Only emit
1442 trailing sync if TARGET_SYNC_AFTER_SC.
1444 2009-08-05 David Daney <ddaney@caviumnetworks.com>
1446 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
1447 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
1448 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
1449 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
1450 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
1451 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
1452 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
1453 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
1454 test_and_set_12): Rewrite calls to mips_output_sync_loop.
1455 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
1456 the prototype declaration match the definition.
1457 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
1458 instructions explicitly. Add barrier_before and operands
1460 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
1461 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
1462 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
1463 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
1464 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
1465 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
1467 2009-08-05 Andrew Pinski <pinskia@gmail.com>
1469 * tree-ssa-alias.c: Fix intervals to use [) syntax.
1471 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
1472 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
1475 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
1478 2009-08-05 Jakub Jelinek <jakub@redhat.com>
1480 PR rtl-optimization/40924
1481 * dse.c (canon_address): Before calling cselib_expand_value_rtx
1482 make sure canon_rtx (mem_address) isn't simpler than
1483 canon_rtx (expanded_mem_address).
1485 2009-08-05 Li Feng <nemokingdom@gmail.com>
1487 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
1489 (build_scop_drs): Build alias set for each SCoP.
1491 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
1493 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
1494 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
1495 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
1496 (MIPS_ARCH_FLOAT_SPEC): Likewise.
1497 (BASE_DRIVER_SELF_SPECS): Likewise.
1499 2009-08-04 Andrew Pinski <pinskia@gmail.com>
1501 * tree-ssa-alias.c: Fix some comment typos.
1503 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
1505 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
1506 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
1508 2009-08-03 Janis Johnson <janis187@us.ibm.com>
1511 * simplify-rtx.c (simplify_binary_operation_1): Disable
1512 simplifications for decimal float operations.
1514 2009-08-03 Jakub Jelinek <jakub@redhat.com>
1517 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
1518 operand of INDIRECT_REF.
1520 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
1522 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
1523 constants referencing TLS symbols.
1525 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
1527 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
1528 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
1530 2009-08-03 Richard Guenther <rguenther@suse.de>
1532 * tree.c (make_vector_type): Build a main variant first,
1533 get the canonical one and then build the variant.
1534 * tree-ssa.c (useless_type_conversion_p_1): Handle
1536 (useless_type_conversion_p): Conversions to pointers to
1537 incomplete record types are useless.
1539 2009-08-03 Richard Guenther <rguenther@suse.de>
1541 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
1542 file will be created.
1543 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
1544 * toplev.c (compile_file): Adjust comment.
1546 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
1548 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
1549 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
1550 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1551 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1552 (sh_promote_function_mode): Fix typo.
1554 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
1556 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
1558 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1560 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
1561 declaration arguments.
1563 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
1565 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
1566 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
1567 (ix86_split_ashl): Ditto.
1568 (ix86_expand_vector_init_one_nonzero): Ditto.
1569 (ix86_expand_vector_set): Ditto.
1570 (ix86_expand_reduc_v4sf): Ditto.
1572 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
1574 * explow.c (promote_function_mode): Remove assert.
1575 * config/sh/sh.c (sh_promote_function_mode): Declare.
1577 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1579 * config/pa/pa.c (pa_promote_function_mode): Declare.
1580 Change to static. Fix promote_mode call.
1582 * gthr-dce.h (CONST_CAST2): Define if not defined.
1583 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
1585 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
1587 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
1589 * expr.c (store_constructor): Use promote_decl_mode. Remove
1590 now write-only variable unsignedp.
1591 (expand_expr_real_1): Use promote_decl_mode.
1592 * expr.h (promote_function_mode, promote_decl_mode): New.
1593 (promote_mode): Remove last argument.
1594 * function.c (assign_temp): Drop last argument of promote_mode.
1595 (assign_parm_find_data_types): Use promote_function_mode.
1596 (assign_parm_setup_reg): Likewise.
1597 (expand_function_end): Use promote_function_mode.
1598 * calls.c (initialize_argument_information): Use promote_function_mode.
1599 (precompute_arguments): Use promote_mode instead of checking if
1600 only PROMOTE_FUNCTION_MODE is defined.
1601 (expand_call): When making sibcall decisions, use promote_function_mode.
1602 Below, remove an if for targetm.calls.promote_function_return and
1603 and use promote_function_mode.
1604 (emit_library_call_value_1): Use promote_function_mode, fix bug
1605 where promote_mode was passed FOR_CALL == 0 for a return value in an
1607 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
1608 * explow.c (promote_function_mode, promote_decl_mode): New.
1609 (promote_mode): Keep only the FOR_CALL == 0 case.
1610 * combine.c (setup_incoming_promotion): Remove test of
1611 promote_function_args. Use promote_function_mode.
1612 * stmt.c (expand_value_return): Use promote_decl_mode.
1613 (expand_decl): Use promote_decl_mode.
1615 * expr.c (store_constructor): Use promote_decl_mode. Remove
1616 now write-only variable unsignedp.
1617 (expand_expr_real_1): Use promote_decl_mode.
1618 * expr.h (promote_function_mode, promote_decl_mode): New.
1619 (promote_mode): Remove last argument.
1620 * function.c (assign_temp): Drop last argument of promote_mode.
1621 (assign_parm_find_data_types): Use promote_function_mode.
1622 (assign_parm_setup_reg): Likewise.
1623 (expand_function_end): Use promote_function_mode.
1624 * calls.c (initialize_argument_information): Use promote_function_mode.
1625 (precompute_arguments): Use promote_mode instead of checking if
1626 only PROMOTE_FUNCTION_MODE is defined.
1627 (expand_call): When making sibcall decisions, use promote_function_mode.
1628 Below, remove an if for targetm.calls.promote_function_return and
1629 and use promote_function_mode.
1630 (emit_library_call_value_1): Use promote_function_mode, fix bug
1631 where promote_mode was passed FOR_CALL == 0 for a return value in an
1633 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
1634 * explow.c (promote_function_mode, promote_decl_mode): New.
1635 (promote_mode): Keep only the FOR_CALL == 0 case.
1636 * combine.c (setup_incoming_promotion): Remove test of
1637 promote_function_args. Use promote_function_mode.
1638 * stmt.c (expand_value_return): Use promote_decl_mode.
1639 (expand_decl): Use promote_decl_mode.
1641 * explow.c (promote_function_mode): Just call the target hook.
1642 * targhooks.c (default_promote_function_mode,
1643 default_promote_function_mode_always_promote): New.
1644 * targhooks.h (default_promote_function_mode,
1645 default_promote_function_mode_always_promote): Declare.
1646 * target.h (promote_function_args, promote_function_return): Remove.
1647 (promote_function_mode): New.
1648 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
1649 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1650 (TARGET_PROMOTE_FUNCTION_MODE): New.
1651 (TARGET_CALLS): Adjust.
1652 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
1653 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
1655 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
1656 * config/s390/s390.c (s390_promote_function_mode): ... here,
1657 with pointer handling.
1658 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1659 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1661 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
1662 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
1663 with pointer handling.
1664 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1665 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1667 * config/sh/sh-protos.h (sh_promote_function_mode): New.
1668 * config/sh/sh.c (sh_promote_function_mode): New.
1669 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1670 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1672 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
1673 * config/cris/cris.c (cris_promote_function_mode): ... here.
1674 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1675 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1677 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
1678 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
1679 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1680 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1682 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
1683 * config/arm/arm.c (arm_promote_function_mode): ... here, without
1684 complex type handling.
1685 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1686 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1688 * config/pa/pa.c (pa_promote_function_mode): New.
1689 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1690 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1692 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
1693 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1694 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
1695 * config/xtensa/xtensa.c: Likewise.
1696 * config/stormy16/stormy16.c: Likewise.
1697 * config/iq2000/iq2000.c: Likewise.
1698 * config/rs6000/rs6000.c: Likewise.
1699 * config/picochip/picochip.c: Likewise.
1700 * config/arc/arc.c: Likewise.
1701 * config/mcore/mcore.c: Likewise.
1702 * config/score/score.c: Likewise.
1703 * config/mips/mips.c: Likewise.
1704 * config/bfin/bfin.c: Likewise.
1705 * config/ia64/ia64.c: Likewise (disabled though).
1707 * config/frv/frv.h: Remove pointless remark.
1709 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
1710 TARGET_PROMOTE_FUNCTION_ARGS,
1711 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
1712 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
1714 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
1716 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
1717 -floop-parallelize-all.
1718 * toplev.c (process_options): Rename flag_graphite_force_parallel to
1719 flag_loop_parallelize_all.
1720 * tree-ssa-loop.c (gate_graphite_transforms): Same.
1721 * graphite.c (graphite_transform_loops): Same.
1723 * graphite-poly.c (apply_poly_transforms): Same.
1725 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
1727 PR tree-optimization/40914
1728 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
1729 if set, then check the delta field of the PMF record.
1730 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
1731 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
1732 call is stored in the delta.
1734 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
1736 * config/mips/mips.md (*clear_upper32_dext): New pattern.
1738 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
1740 * config/i386/bsd.h (ASM_BYTE): New define.
1741 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
1742 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
1743 .byte. Use fputs or putc instead of fprintf where appropriate.
1744 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
1745 fputs or putc instead of fprintf where appropriate.
1746 * config/i386/i386elf.h: Ditto.
1747 * config/i386/sysv4.h: Ditto.
1749 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
1750 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
1751 (*tls_global_dynamic_64): Ditto.
1753 2009-07-31 Christian Bruel <christian.bruel@st.com>
1755 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
1757 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1759 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
1760 Remove dead code for MINUS.
1762 2009-07-31 Anthony Green <green@moxielogic.com>
1764 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
1766 (moxie_expand_epilogue): Ditto for epilogue.
1767 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
1769 (moxie_function_arg): Ditto.
1770 (moxie_pass_by_reference): Ditto.
1771 (moxie_arg_partial_bytes): Ditto.
1772 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
1773 (FUNCTION_ARG_ADVANCE) Ditto.
1774 (REG_PARM_STACK_SPACE) Ditto.
1775 (FUNCTION_ARG_REGNO_P) Dito.
1777 * config.gcc: Add moxie linux config support.
1778 * gcc/config/moxie/uclinux.h: New file.
1780 2009-07-31 DJ Delorie <dj@redhat.com>
1782 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
1783 (UNSPECV_SP_SWITCH_E): New.
1784 (sp_switch_1): Change to an unspec.
1785 (sp_switch_2): Change to an unspec. Don't use post-inc when we
1787 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
1788 reference the new stack's address
1790 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1792 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
1793 graphite-clast-to-gimple.o, graphite-dependences.o,
1794 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
1795 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
1796 (graphite-blocking.o,
1797 graphite-clast-to-gimple.o, graphite-dependences.o,
1798 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
1799 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
1800 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
1801 * cfgloop.h (struct loop): Add can_be_parallel field.
1802 * common.opt (fgraphite-identity): Moved up.
1803 (fgraphite-force-parallel): New flag.
1804 * graphite.c: Rewrite.
1805 * graphite.h: Rewrite.
1806 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
1808 * toplev.c (graphite_out_file): New file descriptor.
1809 (graphite_in_file): New.
1810 (process_options): flag_graphite_force_parallel cannot be used without
1812 * tree-ssa-loop.c: Include toplev.h.
1813 (gate_graphite_transforms): Enable flag_graphite for
1814 flag_graphite_force_parallel.
1816 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1818 * ChangeLog.graphite: New.
1819 * graphite-blocking.c: New.
1820 * graphite-clast-to-gimple.c: New.
1821 * graphite-clast-to-gimple.h: New.
1822 * graphite-dependences.c: New.
1823 * graphite-dependences.h: New.
1824 * graphite-interchange.c: New.
1825 * graphite-poly.c: New.
1826 * graphite-poly.h: New.
1827 * graphite-ppl.c: New.
1828 * graphite-ppl.h: New.
1829 * graphite-scop-detection.c: New.
1830 * graphite-scop-detection.h: New.
1831 * graphite-sese-to-poly.c: New.
1832 * graphite-sese-to-poly.h: New.
1836 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1838 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
1839 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
1841 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1843 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
1844 (scev_is_linear_expression): Return false if the evolution is not
1845 affine multivariate.
1847 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1849 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
1850 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
1852 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1854 * tree-data-ref.c (debug_data_references): New.
1855 (debug_data_reference): New.
1856 * tree-data-ref.h (debug_data_references): Declared.
1857 (debug_data_reference): Declared.
1859 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1861 * tree-data-ref.c (stmt_simple_memref_p: Removed.
1862 * tree-data-ref.h (scop_p): Removed.
1863 (struct data_reference): Remove field scop.
1865 (stmt_simple_memref_p): Removed.
1867 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1869 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
1870 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
1873 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1875 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
1877 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1879 * doc/invoke.texi (-fgraphite-identity): Documented.
1881 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1883 * tree-scalar-evolution.c: Fix comment.
1884 (instantiate_scev_1): Return unknow from scev instantiation if the
1885 result is not above instantiate_below.
1887 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1889 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
1890 static anymore. Instantiate the symbols that may have been introduced
1892 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
1895 2009-07-30 DJ Delorie <dj@redhat.com>
1897 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
1898 .vliw directive to VLIW sections.
1900 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1902 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
1904 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
1905 (AUTOHEADER): New variable.
1906 ($(srcdir)/cstamp-h.in): Use it.
1908 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
1909 Pat Haugen <pthaugen@us.ibm.com>
1910 Revital Eres <ERES@il.ibm.com>
1912 * config/rs6000/vector.md (VEC_F): Add VSX support.
1916 (vector_load_<mode>): Ditto.
1917 (vector_store_<mode>): Ditto.
1918 (vector GPR move split): Ditto.
1919 (vec_reload_and_plus_<mptrsize>): Ditto.
1920 (vec_reload_and_reg_<mptrsize>): Ditto.
1921 (add<mode>3): Ditto.
1922 (sub<mode>3): Ditto.
1923 (mul<mode>3): Ditto.
1924 (neg<mode>2): Ditto.
1925 (abs<mode>2): Ditto.
1926 (smin<mode>3): Ditto.
1927 (smax<mode>3): Ditto.
1928 (vector_eq<mode>): Ditto.
1929 (vector_gt<mode>): Ditto.
1930 (vector_ge<mode>): Ditto.
1931 (vector_gtu<mode>): Ditto.
1932 (vector_select_<mode>_uns): Ditto.
1933 (vector_eq_<mode>_p): Ditto.
1934 (vector_gt_<mode>_p): Ditto.
1935 (vector_ge_<mode>_p): Ditto.
1936 (vector_gtu_<mode>_p): Ditto.
1937 (cr6_test_for_zero): Ditto.
1938 (cr6_test_for_zero_reverse): Ditto.
1939 (cr6_test_for_lt): Ditto.
1940 (cr6_test_for_lt_reverse): Ditto.
1941 (xor<mode>3): Ditto.
1942 (ior<mode>3): Ditto.
1943 (and<mode>3): Ditto.
1944 (one_cmpl<mode>2): Ditto.
1945 (nor<mode>2): Ditto.
1946 (andc<mode>2): Ditto.
1947 (float<VEC_int<mode>2): Ditto.
1948 (unsigned_float<VEC_int><mode>2): Ditto.
1949 (fix_trunc<mode><VEC_int>2): Ditto.
1950 (fixuns_trunc<mode><VEC_int>2): Ditto.
1952 (vec_set<mode>): Ditto.
1953 (vec_extract<mode>): Ditto.
1954 (vec_interleave_highv4sf): Ditto.
1955 (vec_interleave_lowv4sf): Ditto.
1956 (vec_realign_load_<mode>): Ditto.
1957 (vec_shl_<mode>): Ditto.
1958 (vec_shr_<mode>): Ditto.
1959 (div<mode>3): New patterns for VSX.
1960 (vec_interleave_highv2df): Ditto.
1961 (vec_interleave_lowv2df): Ditto.
1962 (vec_pack_trunc_v2df): Ditto.
1963 (vec_pack_sfix_trunc_v2df): Ditto.
1964 (vec_pack_ufix_trunc_v2df): Ditto.
1965 (vec_unpacks_hi_v4sf): Ditto.
1966 (vec_unpacks_lo_v4sf): Ditto.
1967 (vec_unpacks_float_hi_v4si): Ditto.
1968 (vec_unpacks_float_lo_v4si): Ditto.
1969 (vec_unpacku_float_hi_v4si): Ditto.
1970 (vec_unpacku_float_lo_v4si): Ditto.
1971 (movmisalign<mode>): Ditto.
1972 (vector_ceil<mode>2): New patterns for vectorizing math library.
1973 (vector_floor<mode>2): Ditto.
1974 (vector_btrunc<mode>2): Ditto.
1975 (vector_copysign<mode>3): Ditto.
1977 * config/rs6000/predicates.md (easy_vector_constant_msb): New
1978 predicate for setting the high bit in each word, used for copysign.
1980 * config/rs6000/ppc-asm.h (f19): Whitespace.
1981 (f32-f63): Define if VSX.
1982 (v0-v31): Define if Altivec.
1983 (vs0-vs63): Define if VSX.
1985 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
1987 * config/rs6000/power7.md: New file, provide tuning parameters for
1990 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
1991 (rs6000_cpu_cpp_builtins): Ditto.
1992 (altivec_overloaded_builtins): Ditto.
1993 (altivec_resolve_overloaded_builtin): Ditto.
1995 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
1996 debug switch to disable vectorizing simple math builtin
1999 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
2000 Vectorize simple math builtin functions.
2001 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
2002 hook to vectorize math builtins.
2003 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
2004 (rs6000_builtin_conversion): Add VSX/power7 support.
2005 (rs6000_builtin_vec_perm): Ditto.
2006 (vsplits_constant): Add support for loading up a vector constant
2007 with just the high bit set in each part.
2008 (rs6000_expand_vector_init): Add VSX/power7 support.
2009 (rs6000_expand_vector_set): Ditto.
2010 (rs6000_expand_vector_extract): Ditto.
2011 (rs6000_emit_move): Ditto.
2012 (bdesc_3arg): Ditto.
2013 (bdesc_2arg): Ditto.
2014 (bdesc_1arg): Ditto.
2015 (rs6000_expand_ternop_builtin): Ditto.
2016 (altivec_expand_builtin): Ditto.
2017 (rs6000_expand_unop_builtin): Ditto.
2018 (rs6000_init_builtins): Ditto.
2019 (altivec_init_builtins): Ditto.
2020 (builtin_function_type): Ditto.
2021 (rs6000_common_init_builtins): Ditto.
2022 (rs6000_handle_altivec_attribute); Ditto.
2023 (rs6000_mangle_type): Ditto.
2024 (rs6000_vector_mode_supported_p): Ditto.
2025 (rs6000_mode_dependent_address): Altivec addresses with AND -16
2028 * config/rs6000/vsx.md: New file for VSX support.
2030 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
2031 identifing values with just the most significant bit set.
2032 (enum rs6000_builtins): Add builtins for VSX. Add simple math
2033 vectorized builtins.
2035 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
2036 (UNSPEC_VRFIM): Delete.
2037 (splitter for loading up vector with most significant bit): New
2038 splitter for vectorizing copysign.
2039 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
2040 vectorizing simple math functions.
2041 (altivec_vrfip): Add support for vectorizing simple math functions.
2042 (altivec_vrfim): Ditto.
2043 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
2045 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
2046 (power7.md, vsx.md): Include for power7 support.
2047 (copysigndf3): Use VSX instructions if -mvsx.
2048 (negdf2_fpr): Ditto.
2049 (absdf2_fpr): Ditto.
2050 (nabsdf2_fpr): Ditto.
2051 (adddf3_fpr): Ditto.
2052 (subdf3_fpr): Ditto.
2053 (muldf3_fpr): Ditto.
2054 (divdf3_fpr): Ditto.
2055 (fix_truncdfdi2_fpr): Ditto.
2056 (cmpdf_internal1): Ditto.
2057 (fred, fred_fpr): Convert into expander/insn to add VSX support.
2058 (btruncdf2, btruncdf2_fpr): Ditto.
2059 (ceildf2, ceildf2_fpr): Ditto.
2060 (floordf2, floordf2_fpr): Ditto.
2061 (floatdidf2, floatdidf2_fpr): Ditto.
2062 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
2063 (fmsubdf4_fpr): Ditto.
2064 (fnmadddf4_fpr_1): Ditto.
2065 (fnmadddf4_fpr_2): Ditto.
2066 (fnmsubdf4_fpr_1): Ditto.
2067 (fnmsubdf4_fpr_2): Ditto.
2068 (fixuns_truncdfdi2): Add expander for VSX support.
2069 (fix_truncdfdi2): Ditto.
2070 (fix_truncdfsi2): Ditto.
2072 (btruncsf2): Whitespace.
2073 (movdf_hardfloat32): Add support for VSX registers.
2074 (movdf_softfloat32): Ditto.
2075 (movdf_hardfloat64): Ditto.
2076 (movdf_hardfloat64_mfpgpr): Ditto.
2077 (movdf_softfloat64): Ditto.
2078 (movti splitters): Add check for vector registers supporting
2079 TImode in the future.
2080 (bpermd): Add power7 bpermd instruction.
2082 * config/rs6000/altivec.h (vec_div): Define if VSX.
2086 (vec_nearbyint): Ditto.
2089 (all predicates): Use the generic builtin function, and not the V4SF
2090 specific function so that the predicates will work with VSX's V2DF.
2094 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
2095 Document new VSX functions and types.
2097 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
2100 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
2101 "wa", and "j" constraints. Modify "v" to talk about Altivec
2102 instead of just vector.
2104 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
2107 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
2108 location for phi arguments.
2109 (rewrite_update_phi_arguments): Find locations for reaching defs.
2110 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
2111 Add location to add_phi_arg calls.
2112 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
2113 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
2114 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
2115 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
2116 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
2117 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
2118 * tree-phinodes.c (make_phi_node): Initialize location.
2119 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
2120 (add_phi_arg): Add location parameter.
2121 (remove_phi_arg_num): Move location when moving phi argument.
2122 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
2124 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
2125 slpeel_update_phi_nodes_for_guard1,
2126 slpeel_update_phi_nodes_for_guard2,
2127 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
2128 vect_loop_versioning): Set locations.
2129 * tree-parloops.c (create_phi_for_local_result,
2130 transform_to_exit_first_loop, create_parallel_loop): Add locations.
2131 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
2132 * tree-vect-loop.c (get_initial_def_for_induction,
2133 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
2135 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
2136 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
2137 (gimple_phi_arg_set_location): New. Set locus.
2138 (gimple_phi_arg_has_location): New. Check for locus.
2139 (redirect_edge_var_map_location): New. Return locus from var_map.
2140 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
2141 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
2142 combining PHI arguments.
2143 (cond_store_replacement): Set location.
2144 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
2145 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
2146 scop_add_exit_phis_edge): Add locations.
2147 * tree-cfgcleanup.c (remove_forwarder_block,
2148 remove_forwarder_block_with_phi): Add locations.
2149 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
2150 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
2152 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
2153 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
2154 flush_pending_stmts): Add source location.
2155 * lambda-code.c (perfect_nestify): Maintain location stack with argument
2156 stack to preserve locations.
2157 * tree-vect-stmts.c (vectorizable_load): Add location.
2158 * tree-inline.c (copy_phis_for_bb): Copy locus.
2159 (setup_one_parameter): Add call locus to inlined parameter stmts.
2160 (initialize_inlined_parameters): Pass in call location as parameter
2162 (tree_function_versioning): Pass location to setup_one_parameter.
2163 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
2164 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
2165 copy and edge lists.
2166 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
2167 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
2168 locus parameter and override the stmt default if provided.
2169 (new_elim_graph, clear_elim_graph, delete_elim_graph,
2170 elim_graph_add_edge, elim_graph_remove_succ_edge,
2171 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
2172 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
2173 eliminate_phi): Add locus info in elimination graph for each edge and
2175 (insert_backedge_copies): Copy locus if present.
2176 * tree-flow.h (struct _edge_var_map): Add locus field.
2177 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
2178 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
2179 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
2181 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
2183 2009-07-30 Martin Jambor <mjambor@suse.cz>
2185 PR tree-optimization/40570
2186 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
2189 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
2191 * ssa-loop-manip.c: Include langhooks.h.
2192 (rewrite_phi_with_iv): New.
2193 (rewrite_all_phi_nodes_with_iv): New.
2194 (canonicalize_loop_ivs): Move here from tree-parloops.c.
2195 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
2196 * tree-parloops.c (loop_parallel_p): Move out all conditions
2197 except dependency check.
2198 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
2199 (gen_parallel_loop): Call canonicalize_loop_ivs without
2200 reduction_list argument.
2201 (build_new_reduction): New.
2202 (gather_scalar_reductions): New.
2203 (try_get_loop_niter): New.
2204 (try_create_reduction_list): New.
2205 (parallleize_loops): Change the parallel conditions check.
2206 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
2207 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
2209 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
2211 * opt-functions.awk (opt_args): Allow argument to be enclosed in
2213 * doc/options.texi (Option properties): Mention new quoting syntax.
2215 2009-07-29 Douglas B Rupp <rupp@gnat.com>
2217 * config/alpha/alpha.c (alpha_start_function):
2218 Handle VMS_DEBUG_MAIN_POINTER
2219 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
2220 * doc/invoke.texi: Document -mdebug-main switch.
2222 2009-07-29 Richard Henderson <rth@redhat.com>
2224 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
2225 (cgraph_create_edge_including_clones): Likewise.
2226 * tree-inline.c (copy_bb): Operate on the correct edges
2227 when updating the callgraph.
2229 2009-07-29 Douglas B Rupp <rupp@gnat.com>
2231 * config/alpha/vms-cc.c: Deleted.
2232 * config/alpha/vms-ld.c: Deleted.
2233 * config/alpha/t-vms64: Moved to config/vms
2234 * config/alpha/vms-crt0-64.c: Moved to config/vms
2235 * config/alpha/vms-crt0.c: Moved to config/vms
2236 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
2237 * config/alpha/vms-psxcrt0.c: Moved to config/vms
2238 * config/alpha/xm-vms.h: Moved to config/vms
2239 * config/alpha/x-vms: Moved to config/vms
2240 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
2242 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
2243 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
2245 * config/vms/t-vms64: Moved here from config/alpha
2246 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
2247 (argc,argv,envp): Enforce 32bit malloc'ing.
2248 * config/vms/vms-psxcrt0-64.c: Likewise.
2249 * config/vms/vms-crt0.c: Moved here from config/alpha.
2250 * config/vms/vms-psxcrt0.c: Likewise.
2251 * config/vms/vms-crtl-64.h: New file.
2252 * config/vms/vms-crtl.h: New file.
2253 * config/vms/vms.opt: New file.
2254 * config/vms/xm-vms64.h: New file.
2255 * config/vms/xm-vms.h: Moved here from config/alpha.
2256 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
2258 * config/vms/x-vms: Moved here from config/alpha.
2259 (version, VMS_EXTRA_PARTS): Moved to t-vms.
2260 (vms-ld.o, vms-cc.o): Removed.
2261 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
2263 2009-07-29 Douglas B Rupp <rupp@gnat.com>
2265 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
2266 correct stack (obvious VMS fix).
2268 2009-07-29 Douglas B Rupp <rupp@gnat.com>
2270 * dwarf2out.c (output_file_names): Output VMS style file name, size,
2271 date, version info if VMS_DEBUGGING_INFO defined.
2272 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
2273 size, date calculating code moved here.
2275 2009-07-29 Paul Brook <paul@codesourcery.com>
2277 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
2280 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
2283 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
2284 to DImode when generating insq_le insn.
2286 2009-07-28 Douglas B Rupp <rupp@gnat.com>
2288 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
2289 New macro set for VMS_DEBUGGGING_INFO.
2290 (AT_string_form): Use it.
2292 2009-07-28 DJ Delorie <dj@redhat.com>
2294 * config/mep/mep.c (vtext_section): New.
2295 (vftext_section): New.
2296 (ftext_section): New.
2297 (mep_select_section): Add support for functions.
2298 (mep_unique_section): Likewise.
2299 (mep_asm_init_sections): Likewise.
2300 (mep_encode_section_info): Remove it from here.
2302 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
2304 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
2306 * tree.h (TREE_DEPRECATED): Document it is used for types too.
2307 (TYPE_VECTOR_OPAQUE): Use default_def_flag
2309 2009-07-28 Douglas B Rupp <rupp@gnat.com>
2311 * dwarf2out.c (output_file_names): Test new macro
2312 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
2313 (add_comp_dir_attribute): Likewise.
2315 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
2317 * config/i386/mingw-w64.h (LINK_SPEC): Add
2318 separating space between commands.
2320 2009-07-28 Jan Hubicka <jh@suse.cz>
2322 PR tree-optimization/40759
2323 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
2326 2009-07-27 DJ Delorie <dj@redhat.com>
2328 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
2329 types are dword-aligned.
2330 (mep_expand_va_start): Likewise.
2332 2009-07-27 Olivier Hainque <hainque@adacore.com>
2333 Douglas B Rupp <rupp@gnat.com>
2335 * convert.c (convert_to_pointer): Don't assume the target
2336 pointer type is POINTER_SIZE long. Fetch its precision instead.
2338 2009-07-27 Douglas B Rupp <rupp@gnat.com>
2340 * system.h (fopen): Undefine if macro.
2342 2009-07-27 Jakub Jelinek <jakub@redhat.com>
2344 * dwarf2out.c (output_cfi_p): Removed.
2345 (output_cfis): New function.
2346 (output_fde): New function, split from output_call_frame_info.
2347 (output_call_frame_info): Use it.
2348 (dwarf2out_switch_text_section): Use output_cfis.
2350 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
2352 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
2353 TARGET_BI_ARCH is specified without enabling SJLJ.
2354 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
2355 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
2357 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
2359 * arm.md (negdi2): Use DImode if forcing a value into a register.
2361 2009-07-26 Ira Rosen <irar@il.ibm.com>
2363 PR tree-optimization/40801
2364 * tree-vect-stmts.c (vectorizable_call): Get previous copy
2365 of vector operand from the previous copy of vector statement.
2366 Pass the correct definition type value to
2367 vect_get_vec_def_for_stmt_copy().
2369 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2371 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
2372 const char ** conversion.
2374 2009-07-25 David Daney <ddaney@caviumnetworks.com>
2376 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
2377 fancy_abort() if !ENABLE_ASSERT_CHECKING.
2378 (gcc_unreachable): Invoke __builtin_unreachable() if
2379 !ENABLE_ASSERT_CHECKING.
2381 2009-07-25 David Daney <ddaney@caviumnetworks.com>
2383 PR rtl-optimization/40445
2384 * emit-rtl.c (next_nonnote_insn_bb): New function.
2385 * rtl.h (next_nonnote_insn_bb): Declare new function.
2386 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
2387 with no successors that is the successor of the ENTRY_BLOCK.
2388 Continue from the top after removing an empty fallthrough block.
2389 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
2390 of next_nonnote_insn.
2392 2009-07-25 David Daney <ddaney@caviumnetworks.com>
2394 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
2396 2009-07-25 Martin Jambor <mjambor@suse.cz>
2398 * c-common.c (c_common_attribute_table): New element for noclone.
2399 (handle_noclone_attribute): New function. Forward-declare.
2400 * tree-inline.c (tree_versionable_function_p): Check for noclone
2402 * doc/extend.texi (Labels as Values): Document need for noclone.
2403 (Function Attributes): Document noclone attribute.
2405 2009-07-25 Jakub Jelinek <jakub@redhat.com>
2407 PR rtl-optimization/34999
2408 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
2409 and dw_fde_switched_cold_to_hot fields.
2410 (output_cfi_p): New function.
2411 (output_call_frame_info): If fde->dw_fde_switched_sections,
2412 output 2 FDEs instead of one with corrupted header.
2413 (dwarf2out_do_cfi_startproc): New function.
2414 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
2415 and fde->dw_fde_switched_cold_to_hot.
2416 (dwarf2out_switch_text_section): Compute
2417 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
2418 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
2419 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
2420 Otherwise, compute fde->dw_fde_switch_cfi.
2422 2009-07-24 Cary Coutant <ccoutant@google.com>
2424 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
2426 2009-07-24 Cary Coutant <ccoutant@google.com>
2428 * cfghooks.c (split_block): Copy discriminator to new block.
2429 * tree-cfg.c (assign_discriminator): Check location of last
2430 instruction in block as well as first.
2432 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
2434 * config/i386/linux.c: Use fputs or putc instead of fprintf
2436 * config/i386/gas.h: Ditto.
2437 * config/i386/x86-64.h: Ditto.
2438 * config/i386/att.h: Ditto.
2440 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2442 * expmed.c (emit_store_flag): Use a recursive call to optimize the
2445 2009-07-24 Martin Jambor <mjambor@suse.cz>
2447 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
2448 (ipa_push_func_to_list_1): Declare.
2449 (ipa_push_func_to_list): New function.
2451 * ipa-prop.c (ipa_push_func_to_list_1): New function.
2452 (ipa_init_func_list): Call ipa_push_func_to_list_1.
2453 (ipa_push_func_to_list): Removed.
2454 (ipa_pop_func_from_list): Clear node_enqueued flag.
2456 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
2458 * config/s390/s390.c (override_options): Default
2459 max-unrolled-insns to 100 for z10 tuning.
2461 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
2463 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
2464 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
2465 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
2466 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
2467 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
2468 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
2469 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
2471 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
2473 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
2474 use default set in mingw32.h header.
2475 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
2476 64-bit /mingw/include path.
2477 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
2480 2009-07-23 Neil Vachharajani <nvachhar@google.com>
2482 PR rtl-optimization/40209
2483 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
2485 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
2487 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
2488 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
2489 with the rest of string where appropriate. Use fputs or putc
2490 instead of fprintf where appropriate.
2492 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
2493 Pat Haugen <pthaugen@us.ibm.com>
2494 Revital Eres <ERES@il.ibm.com>
2496 * config/rs6000/vector.md: New file. Move most of the vector
2497 expander support here from altivec.md to allow for the VSX vector
2498 unit in the future. Add support for secondary_reload patterns.
2499 Rewrite the patterns for vector comparison, and vector comparison
2500 predicate instructions so that the RTL expresses the desired
2501 behavior, instead of using unspec.
2503 * config/rs6000/constraints.md ("f" constraint): Use
2504 rs6000_constraints to hold the precalculated register class.
2505 ("d" constraint): Ditto.
2506 ("wd" constraint): New constraint for VSX.
2507 ("wf" constraint): Ditto.
2508 ("ws" constraint): Ditto.
2509 ("wa" constraint): Ditto.
2510 ("wZ" constraint): Ditto.
2511 ("j" constraint): Ditto.
2513 * config/rs6000/predicates.md (vsx_register_operand): New
2515 (vfloat_operand): New predicate for vector.md.
2516 (vint_operand): Ditto.
2517 (vlogical_operand): Ditto.
2518 (easy_fp_constant): If VSX, 0.0 is an easy constant.
2519 (easy_vector_constant): Add VSX support.
2520 (altivec_indexed_or_indirect_operand): New predicate for
2521 recognizing Altivec style memory references with AND -16.
2523 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
2524 for vector secondary reload support.
2525 (rs6000_vector_reg_class): Delete, replacing it with
2527 (rs6000_vsx_reg_class): Ditto.
2528 (rs6000_constraints): New array to hold the register classes of
2529 each of the register constraints that can vary at runtime.
2530 (builtin_mode_to_type): New static array for builtin function type
2532 (builtin_hash_table): New static hash table for builtin function
2534 (TARGET_SECONDARY_RELOAD): Define target hook.
2535 (TARGET_IRA_COVER_CLASSES): Ditto.
2536 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
2537 registers are 128 bits if VSX memory reference instructions are used.
2538 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
2540 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
2541 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
2542 Print several of the scheduling related parameters.
2543 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
2544 rs6000_constraints instead of rs6000_vector_reg_class. Move
2545 -mdebug=reg code to rs6000_debug_reg_global. Add support for
2546 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
2547 Altivec. Add VSX support. Setup for secondary reload support on
2548 Altivec/VSX registers.
2549 (rs6000_override_options): Make power7 set the scheduling groups
2550 like the power5. Add support for new debug switches to override
2551 the scheduling defaults. Temporarily disable -mcpu=power7 from
2552 setting -mvsx. Add support for debug switches -malways-hint,
2553 -msched-groups, and -malign-branch-targets.
2554 (rs6000_buitlin_conversion): Add support for returning unsigned
2555 vector conversion functions to fix regressions due to stricter
2557 (rs6000_builtin_mul_widen_even): Ditto.
2558 (rs6000_builtin_mul_widen_odd): Ditto.
2559 (rs6000_builtin_vec_perm): Ditto.
2560 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
2561 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
2563 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
2565 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
2566 VSX types for bit operations. Changes to accomidate vector.md.
2567 (bdesc_2arg): Ditto.
2568 (bdesc_1arg): Ditto.
2569 (struct builtin_description_predicates): Rewrite predicate
2570 handling so that RTL describes the operation, instead of passing
2571 the instruction to be used as a string argument.
2572 (bdesc_altivec_preds): Ditto.
2573 (altivec_expand_predicate_builtin): Ditto.
2574 (altivec_expand_builtin): Ditto.
2575 (rs6000_expand_ternop_builtin): Use a switch instead of an if
2576 statement for vsldoi support.
2577 (altivec_expand_ld_builtin): Change to use new names from vector.md.
2578 (altivec_expand_st_builtin): Ditto.
2579 (paired_expand_builtin): Whitespace changes.
2580 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
2581 builtin_mode_to_type table for secondary reload. Call
2582 builtin_function_type to build random builtin functions.
2583 (altivec_init_builtins): Change to use builtin_function_type to
2584 create builtin function types dynamically as we need them.
2585 (builtin_hash_function): New support for hashing the tree types
2586 for builtin function as we need it, rather than trying to build
2587 all of the trees that we need. Add initial preliminary VSX support.
2588 (builtin_function_type): Ditto.
2589 (builtin_function_eq): Ditto.
2590 (builtin_hash_struct): Ditto.
2591 (rs6000_init_builtins): Ditto.
2592 (rs6000_common_init_builtins): Ditto.
2593 (altivec_init_builtins): Ditto.
2594 (rs6000_common_init_builtins): Ditto.
2595 (enum reload_reg_type): New enum for simplifing reg classes.
2596 (rs6000_reload_register_type): Simplify register classes into GPR,
2597 Vector, and other registers. Altivec and VSX addresses in reload.
2598 (rs6000_secondary_reload_inner): Ditto.
2599 (rs6000_ira_cover_classes): New target hook, that returns the
2600 appropriate cover classes, based on -mvsx being used or not.
2601 (rs6000_secondary_reload_class): Add VSX support.
2602 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
2603 (get_vsel_insn): Ditto.
2604 (rs6000_emit_vector_compare): Rewrite vector conditional support
2605 so that where we can, we use RTL operators, instead of blindly use
2607 (rs6000_emit_vector_select): Ditto.
2608 (rs6000_emit_vector_cond_expr): Ditto.
2609 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
2610 (create_TOC_reference): Add -mdebug=addr support.
2611 (emit_frame_save): VSX loads/stores need register indexed addressing.
2613 * config/rs6000/rs6000.md: Include vector.md.
2615 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
2617 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2618 support for V2DI, V2DF in logical, permute, select operations.
2620 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
2621 switch for vsx/power7.
2622 (-mvsx-scalar-memory): Ditto.
2623 (-mvsx-align-128): Ditto.
2624 (-mallow-movmisalign): Ditto.
2625 (-mallow-df-permute): Ditto.
2626 (-msched-groups): Ditto.
2627 (-malways-hint): Ditto.
2628 (-malign-branch-targets): Ditto.
2630 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
2632 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
2633 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
2634 (rs6000_vector_reg_class): Delete.
2635 (rs6000_vsx_reg_class): Ditto.
2636 (enum rs6000_reg_class_enum): New enum for the constraints that
2637 vary based on target switches.
2638 (rs6000_constraints): New array to hold the register class for all
2639 of the register constraints that vary based on the switches used.
2640 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
2641 (enum rs6000_builtins): Add unsigned varients for the builtin
2642 declarations returned by target hooks for expanding multiplies,
2643 select, and permute operations. Add VSX builtins.
2644 (enum rs6000_builtin_type_index): Add entries for VSX.
2645 (V2DI_type_node): Ditto.
2646 (V2DF_type_node): Ditto.
2647 (unsigned_V2DI_type_node): Ditto.
2648 (bool_long_type_node): Ditto.
2649 (intDI_type_internal_node): Ditto.
2650 (uintDI_type_internal_node): Ditto.
2651 (double_type_internal_node): Ditto.
2653 * config/rs6000/altivec.md (whole file): Move all expanders to
2654 vector.md from altivec.md. Rename insn matching functions to be
2656 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
2657 (altivec_vcmp*): Ditto.
2658 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
2659 (VM): New iterator for moves that includes the VSX types.
2660 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
2661 (altivec_vperm_<mode>_uns): New, for unsigned types.
2662 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
2663 (altivec_eq<mode>): Ditto.
2664 (altivec_gt<mode>): Ditto.
2665 (altivec_gtu<mode>): Ditto.
2666 (altivec_eqv4sf): Ditto.
2667 (altivec_gev4sf): Ditto.
2668 (altivec_gtv4sf): Ditto.
2669 (altivec_vcmpbfp_p): Ditto.
2671 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
2673 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
2676 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
2679 * config/i386/i386.c (output_387_ffreep): Rewrite to use
2680 ASM_SHORT instead of .word.
2681 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
2682 instead of .word in asm template.
2684 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
2687 * ira-lives.c (bb_has_abnormal_call_pred): New function.
2688 (process_bb_node_lives): Use it.
2690 * ira.c (setup_cover_and_important_classes): Don't setup
2691 ira_important_class_nums. Add cover classes to the end of
2693 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
2695 (find_reg_class_closure): Use reorder_important_classes.
2697 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
2699 * config/i386/i386.c (i386_ira_cover_classes): New function.
2700 (TARGET_IRA_COVER_CLASSES): Redefine.
2702 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
2703 importance of order of cover classes in the array.
2705 2009-07-22 Diego Novillo <dnovillo@google.com>
2707 * tree-pass.h (TDF_EH): Define.
2708 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
2709 contains TDF_EH, print the EH region number holding GS.
2710 * tree-dump.c (dump_options): Add "eh".
2711 * doc/invoke.texi: Document it.
2713 2009-07-22 Doug Kwan <dougkwan@google.com>
2715 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
2717 2009-07-22 Michael Matz <matz@suse.de>
2719 PR tree-optimization/35229
2720 PR tree-optimization/39300
2722 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
2723 (inhibit_phi_insertion): New function.
2724 (insert_into_preds_of_block): Call it for REFERENCEs.
2725 (init_pre): Initialize and finalize scalar evolutions.
2726 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
2728 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
2730 * config/i386/predicates.md (zero_extended_scalar_load_operand):
2731 Use CONST_VECTOR_NUNITS to determine number of elements.
2733 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
2735 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
2736 (U, W): Constraints are now deprecated and will be removed if we
2738 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
2740 ("prefetch"): Add the stcmh instruction for prefetching.
2741 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
2743 (s390_short_displacement): Return always true if compiling for
2744 machines not providing the long displacement facility.
2745 (s390_mem_constraint): Support the new constraint letter Z.
2746 (s390_check_qrst_address): New function.
2748 2009-07-21 DJ Delorie <dj@redhat.com>
2750 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
2753 2009-07-21 Jason Merrill <jason@redhat.com>
2755 * c-common.c (max_tinst_depth): Increase default to 1024.
2757 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
2759 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
2760 (vec_unpacku_float_lo_v4si): Ditto.
2762 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
2765 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
2766 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
2767 (builtin_description): Add __builtin_ia32_cvtudq2ps.
2768 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
2770 2009-07-21 Jakub Jelinek <jakub@redhat.com>
2772 PR tree-optimization/40813
2773 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
2776 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
2778 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
2779 with a NOP_EXPR if needed.
2781 2009-07-21 Paul Brook <paul@codesourcery.com>
2783 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
2784 Terminate debug dump with newline.
2786 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2788 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
2789 Cast "1" to unsigned HOST_WIDE_INT.
2790 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
2791 deposit length to the maximum length - lsb. Extend length if
2792 HOST_BITS_PER_WIDE_INT is 32.
2794 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
2796 * cgraph.h (constant_pool_htab): New function.
2797 (constant_descriptor_tree): Move from varasm.c.
2798 * varasm.c (constant_pool_htab): New function.
2799 (constant_descriptor_tree): Move to cgraph.h.
2801 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
2803 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
2805 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
2807 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
2810 2009-07-20 Xinliang David Li <davidxl@google.com>
2812 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
2814 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
2816 * config/mips/mips.md (move_type): Add arith.
2817 (type): Handle arith.
2818 (zero_extendsidi2): Rename this into ...
2819 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
2820 (zero_extendsidi2): New expander.
2821 (*zero_extendsidi2_dext): New pattern.
2823 2009-07-20 Nick Clifton <nickc@redhat.com>
2825 * config.gcc (mips64-*-*): Add definition of tm_defines in order
2826 to set MIPS_ABI_DEFAULT.
2827 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
2829 2009-07-20 Jakub Jelinek <jakub@redhat.com>
2831 * tree-object-size.c (addr_object_size): Handle unions with
2832 array in it as last field of structs in __bos (, 1) as __bos (, 0).
2834 PR tree-optimization/40792
2835 * tree.c (build_function_type_skip_args): Remove bogus assert.
2837 2009-07-20 Jan Hubicka <jh@suse.cz>
2838 Martin Jambor <mjambor@suse.cz>
2840 * cgraph.h (combined_args_to_skip): New field.
2841 * cgraph.c (cgraph_create_virtual_clone): Properly handle
2842 combined_args_to_skip and args_to_skip.
2843 * tree-inline.c (update_clone_info): New function.
2844 (tree_function_versioning): Call update_clone_info.
2845 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
2847 (cgraph_materialize_all_clones): More extensive dumping, working
2848 with combined_args_to_skip rather than args_to_skip.
2850 2009-07-20 Ira Rosen <irar@il.ibm.com>
2852 * tree-vectorizer.h (vectorizable_condition): Add parameters.
2853 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
2854 (get_initial_def_for_reduction): Likewise.
2855 (vectorizable_reduction): Skip the check of first operand in case
2856 of COND_EXPR. Add check that it is outer loop vectorization if
2857 nested cycle was detected. Call vectorizable_condition() for
2858 COND_EXPR. If reduction epilogue cannot be created do not fail for
2859 nested cycles (if it is not double reduction). Assert that there
2860 is only one type in the loop in case of COND_EXPR. Call
2861 vectorizable_condition() to vectorize COND_EXPR.
2862 * tree-vect-stmts.c (vectorizable_condition): Update comment.
2863 Add parameters. Allow nested cycles if called from
2864 vectorizable_reduction(). Use reduction vector variable if provided.
2865 (vect_analyze_stmt): Call vectorizable_reduction() before
2866 vectorizable_condition().
2867 (vect_transform_stmt): Update call to vectorizable_condition().
2869 2009-07-20 Christian Bruel <christian.bruel@st.com>
2871 * config/sh/sh.opt (-mfmovd): Resurrect and document.
2872 * doc/invoke.texi (-mfmovd): Likewise.
2873 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
2875 2009-07-20 Jan Hubicka <jh@suse.cz>
2877 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
2878 when handling SSA name.
2880 2009-07-19 Jan Hubicka <jh@suse.cz>
2882 PR tree-optimization/40676
2883 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
2884 virtual PHIs in empty BBs.
2886 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2888 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
2889 re-expanded the compound use gen_lowpart instead to convert to the
2892 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2894 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
2895 OUTER_CONST arguments.
2896 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
2897 the new wider mode will be masked off.
2898 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
2900 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2902 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
2903 high-order bits are zero.
2905 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2907 * combine.c (simplify_shift_const_1): Split code to determine
2909 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
2910 new bits shifted in are identical to the old sign bit.
2912 2009-07-18 Richard Guenther <rguenther@suse.de>
2915 * gimplify.c (gimplify_call_expr): Reject code using results from
2916 functions returning void.
2918 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
2920 * doc/md.texi: Document the new PowerPC "es" constraint.
2921 Document that "m" can include automodified addresses on this target,
2922 and explain how %U must be used. Extend the "Q" and "Z" documentation
2923 to suggest "es" as well as "m".
2924 * config/rs6000/constraints.md (es): New memory constraint.
2925 (Q, Z): Update strings to match new documentation.
2927 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
2929 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
2930 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
2931 * config/rs6000/predicates.md (volatile_mem_operand): Use
2932 offsettable_nonstrict_memref_p.
2933 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
2934 (*floatunssidf2_internal): Likewise.
2935 (*fix_truncdfsi2_internal): Likewise.
2936 (*fix_trunctfsi2_internal): Likewise.
2938 2009-07-17 Anatoly Sokolov <aesok@post.ru>
2940 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
2942 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2944 2009-07-17 Richard Guenther <rguenther@suse.de>
2947 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
2948 (pass_warn_unused_result): Likewise.
2949 (TODO_set_props): Remove.
2950 * omp-low.c (diagnose_omp_structured_block_errors): Change to
2952 (pass_diagnose_omp_blocks): Define.
2953 * c-decl.c (pop_file_scope): Do not finalize the CU here.
2954 (c_gimple_diagnostics_recursively): Remove.
2955 (finish_function): Do not call it.
2956 (c_write_global_declarations): Continue after errors.
2957 Finalize the CU here.
2958 * c-gimplify.c (c_genericize): Do not gimplify here.
2959 * c-common.c (c_warn_unused_result): Move ...
2960 * tree-cfg.c (do_warn_unused_result): ... here.
2961 (run_warn_unused_result): New function.
2962 (gate_warn_unused_result): New function.
2963 (pass_warn_unused_result): New pass.
2964 * c-common.h (c_warn_unused_result): Remove.
2965 * flags.h (flag_warn_unused_result): Declare.
2966 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
2967 * opts.c (flag_warn_unused_result): Initialize to false.
2968 * toplev.c (compile_file): Add comment.
2969 * omp-low.c (create_omp_child_function): Do not register
2970 the function with the frontend.
2971 (diagnose_omp_structured_block_errors): Prepare to be
2972 called as optimization pass.
2973 (gate_diagnose_omp_blocks): New function.
2974 (pass_diagnose_omp_blocks): New pass.
2975 * cgraph.h (cgraph_optimize): Remove.
2976 (cgraph_analyze_function): Likewise.
2977 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
2978 * cgraphunit.c (cgraph_lower_function): Lower nested functions
2979 before their parents here.
2980 (cgraph_finalize_function): Not here.
2981 (cgraph_analyze_function): Gimplify functions here.
2982 (cgraph_finalize_compilation_unit): Continue after errors.
2983 Optimize the callgraph from here.
2984 (cgraph_optimize): Make static.
2985 * langhooks.c (write_global_declarations): Finalize the CU.
2986 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
2987 (gimplify_function_tree): Assert we gimplify only once.
2988 Set PROP_gimple_any property.
2989 * tree-nested.c (gimplify_all_functions): New function.
2990 (lower_nested_functions): Gimplify all nested functions.
2991 * gimple.h (diagnose_omp_structured_block_errors): Remove.
2992 * passes.c (init_optimization_passes): Add pass_warn_unused_result
2993 and pass_diagnose_omp_blocks after gimplification. Do not
2994 set TODO_set_props on all_lowering_passes.
2995 (execute_one_pass): Do not handle TODO_set_props.
2996 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
2997 (gimplify.o): Add tree-pass.h dependency.
2998 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
2999 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
3000 (unsave_r): Likewise.
3001 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
3004 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
3006 * doc/service.texi (Service): Restore previously removed link,
3007 which isn't broken after all.
3009 2009-07-17 Richard Guenther <rguenther@suse.de>
3011 PR tree-optimization/40321
3012 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
3013 PHI nodes to the maximal set.
3014 (make_values_for_phi): Add PHI arguments to the maximal set.
3015 (execute_pre): Dump PHI_GEN and the maximal set.
3017 2009-07-17 Jakub Jelinek <jakub@redhat.com>
3020 * gimplify.c (gimplify_conversion): Don't change non-conversions into
3023 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
3025 * doc/extend.texi (Nested Functions): Replace broken link with
3027 * doc/service.texi (Service): Remove broken link.
3029 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
3032 * builtins.c (expand_builtin_memcmp): Use loc instead of
3033 EXPR_LOCATION (exp).
3034 (expand_builtin_strncmp): Likewise.
3036 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
3037 Manuel López-Ibáñez <manu@gcc.gnu.org>
3040 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
3041 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
3042 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
3043 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
3044 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
3045 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
3046 tree-inline.c, c-common.c, c-common.h, gimple.c,
3047 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
3048 convert.c: Add location argument to fold_{unary,binary,ternary},
3049 fold_build[123], build_call_expr, build_size_arg,
3050 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
3051 fold_build1_initializer, fold_build2_initializer,
3052 fold_build3_initializer, fold_build_call_array,
3053 fold_build_call_array_initializer, fold_single_bit_test,
3054 omit_one_operand, omit_two_operands, invert_truthvalue,
3055 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
3056 combine_comparisons, fold_builtin_*, fold_call_expr,
3057 build_range_check, maybe_fold_offset_to_address, round_up,
3060 2009-07-16 Jason Merrill <jason@redhat.com>
3063 * c-common.c (c_common_reswords): Add __is_standard_layout
3065 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
3066 * doc/implement-cxx.texi: New.
3067 * doc/gcc.texi: Include it.
3069 2009-07-16 DJ Delorie <dj@redhat.com>
3071 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
3072 compares that may be indirectly affected by previous instructions.
3074 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3076 * builtins.c (do_mpc_arg2): New.
3077 (fold_builtin_2): Fold builtin cpow.
3078 * real.h (HAVE_mpc_pow): New.
3080 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
3082 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
3083 comparison to skip unprofitable schedule
3085 2009-07-16 Simon Baldwin <simonb@google.com>
3087 * gcc.c (option_map): New flag -no-canonical-prefixes.
3088 * (display_help): Print help text for new flag.
3089 * (process_command): Move options translation and language specifics
3090 and handle new flag early. Use it to set a function pointer to a
3091 prefix builder. Replace make_relative_prefix calls with calls to
3092 the function pointed to. Ignore new flag in regular options handling.
3093 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
3095 2009-07-15 DJ Delorie <dj@redhat.com>
3097 * config/mep/mep.md (sibcall_internal): Change register to avoid
3099 (sibcall_value_internal): Likewise.
3101 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
3103 PR rtl-optimization/40710
3104 * resource.c (mark_target_live_regs): Reset DF problem to LR.
3106 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
3108 * config/mips/mips.md (*extenddi_truncate<mode>,
3109 *extendsi_truncate<mode>): Change type attribute to move_type
3110 with shift_shift. Split out code handling exts from here ...
3111 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
3113 (*extendhi_truncateqi): Change type attribute to move_type with
3114 shift_shift. Split out code handling exts from here ...
3115 (*extendhi_truncateqi_exts): ... to this new pattern.
3117 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
3119 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
3120 instead of "and" with inverted sign bit mask value. Use
3121 "nonimmediate_operand" for operand 1 and operand 2 predicate.
3122 Allocate registers only for operand 4 and operand 5.
3124 2009-07-15 Jakub Jelinek <jakub@redhat.com>
3127 * fold-const.c (fold_cond_expr_with_comparison): When folding
3128 < and <= to MIN, make sure the MIN uses the same type as the
3129 comparison's operands.
3131 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
3133 * arm.md (ior_xor): New code iterator.
3134 (split for ior/xor with shift and zero-extend): New split pattern.
3135 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
3137 2009-07-15 Richard Guenther <rguenther@suse.de>
3139 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
3142 2009-07-15 Richard Guenther <rguenther@suse.de>
3145 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
3147 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
3149 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
3150 handle 2.6.30 kernel.
3152 2009-07-15 DJ Delorie <dj@redhat.com>
3154 * config/mep/mep.md (sibcall_internal): Change register to allow
3155 for 24-bit addresses.
3156 (sibcall_value_internal): Likewise.
3158 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
3160 * doc/invoke.texi: Added descriptions of the scheduling heuristics
3161 that are enabled/disabled by the flags introduced by a previous patch.
3163 2009-07-14 DJ Delorie <dj@redhat.com>
3165 * config/mep/mep.md (sibcall_internal): Include non-toggling
3167 (sibcall_value_internal): Likewise.
3169 2009-07-14 Taras Glek <tglek@mozilla.com>
3170 Rafael Espindola <espindola@google.com>
3172 * doc/sourcebuild.texi: Document install-plugin target.
3173 * configure.ac: Added install-plugin target to language makefiles.
3174 * configure: Regenerate.
3175 * Makefile.in: (install-plugin): Install more headers,
3176 depend on lang.install-plugin.
3178 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
3180 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
3183 2009-07-14 DJ Delorie <dj@redhat.com>
3185 * config/mep/mep.c (mep_vliw_jmp_match): New function.
3186 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
3187 * config/mep/mep.md (sibcall_internal): Change test from
3188 mep_vliw_mode_match to mep_vliw_jmp_match.
3189 (sibcall_value_internal): Likewise.
3191 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
3193 * config/i386/sse.md (copysign<mode>3): New expander.
3194 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
3195 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
3196 Use ix86_build_const_vector.
3197 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
3198 IX86_BUILTIN_CPYSGNPD.
3199 (builtin_description): Add __builtin_ia32_copysignps and
3200 __builtin_ia32_copysignpd.
3201 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
3202 and BUILT_IN_COPYSIGNF.
3204 2009-07-13 Jason Merrill <jason@redhat.com>
3206 * builtins.c (can_trust_pointer_alignment): New fn.
3207 (get_pointer_alignment): Factor it out from here.
3208 * tree.h: Declare it.
3210 2009-07-14 David Edelsohn <edelsohn@gnu.org>
3212 * config/rs6000/predicates.md (offsettable_mem_operand): Test
3215 2009-07-14 Dodji Seketeli <dodji@redhat.com>
3219 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
3221 2009-07-14 Richard Guenther <rguenther@suse.de>
3222 Andrey Belevantsev <abel@ispras.ru>
3225 * cfgexpand.c (partition_stack_vars): Do not bother to update
3226 alias information when not optimizing.
3228 2009-07-14 Richard Guenther <rguenther@suse.de>
3229 Andrey Belevantsev <abel@ispras.ru>
3231 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
3232 (pt_solution_set): Likewise.
3233 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
3234 * tree-ssa-structalias.c (pt_solution_set): New function.
3235 * final.c (rest_of_clean_state): Free SSA data structures.
3236 * print-rtl.c (print_decl_name): Remove.
3237 (print_mem_expr): Implement in terms of print_generic_expr.
3238 * alias.c (ao_ref_from_mem): New function.
3239 (rtx_refs_may_alias_p): Likewise.
3240 (true_dependence): Query alias-export info.
3241 (canon_true_dependence): Likewise.
3242 (write_dependence_p): Likewise.
3243 * tree-dfa.c (get_ref_base_and_extent): For void types leave
3245 * emit-rtl.c (component_ref_for_mem_expr): Remove.
3246 (mem_expr_equal_p): Use operand_equal_p.
3247 (set_mem_attributes_minus_bitpos): Do not use
3248 component_ref_for_mem_expr.
3249 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
3250 (update_alias_info_with_stack_vars): Likewise.
3251 (partition_stack_vars): Call update_alias_info_with_stack_vars.
3252 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
3253 explicitly nor clear stmt operands.
3254 Free the decl-to-pointer map.
3255 * tree-optimize.c (execute_free_datastructures): Do not free
3256 SSA data structures here.
3257 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
3258 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
3259 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
3261 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
3263 2009-07-13 DJ Delorie <dj@redhat.com>
3265 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
3266 unrolling at the right iteration count.
3268 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
3271 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
3273 * haifa-sched.c (rank_for_schedule): Introduced flags to
3274 enable/disable individual scheduling heuristics.
3275 * common.opt: Introduced flags to enable/disable individual
3276 heuristics in the scheduler.
3277 * doc/invoke.texi: Introduced flags to enable/disable individual
3278 heuristics in the scheduler.
3280 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
3282 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
3283 config/i386/mingw-tls.c.
3284 * config/i386/mingw-tls.c: Removed.
3286 2009-07-13 Ira Rosen <irar@il.ibm.com>
3288 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
3289 checks access only relevant statements.
3290 (vectorizable_reduction): Likewise.
3292 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
3294 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
3295 just for 32-bit case.
3297 2009-07-12 Jan Hubicka <jh@suse.cz>
3299 PR tree-optimization/40585
3300 * except.c (expand_resx_expr): When there already is resume
3301 instruction, produce linked list.
3302 (build_post_landing_pads): Assert that resume is empty.
3303 (connect_post_landing_pads): Handle resume lists.
3304 (dump_eh_tree): Dump resume list.
3306 2009-07-12 Ira Rosen <irar@il.ibm.com>
3308 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
3309 with additional argument.
3310 * tree-vectorizer.h (enum vect_def_type): Add
3311 vect_double_reduction_def.
3312 (vect_is_simple_reduction): Add argument.
3313 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
3315 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
3316 vect_is_simple_reduction with additional argument.
3317 (vect_analyze_loop_operations): Handle exit phi nodes in case of
3319 (reduction_code_for_scalar_code): Handle additional codes by
3320 returning ERROR_MARK for them. Fix comment and indentation.
3321 (vect_is_simple_reduction): Fix comment, add argument to specify
3322 double reduction. Detect double reduction.
3323 (get_initial_def_for_induction): Fix indentation.
3324 (get_initial_def_for_reduction): Fix comment and indentation.
3325 Handle double reduction. Create initial definitions that do not
3326 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
3327 (vect_create_epilog_for_reduction): Fix comment, add argument to
3328 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
3329 epilogue result extraction. Create double reduction phi node and
3330 replace relevant uses.
3331 (vectorizable_reduction): Call vect_is_simple_reduction with
3332 additional argument. Fix indentation. Update epilogue code treatment
3333 according to the changes in reduction_code_for_scalar_code. Check
3334 for double reduction. Call vect_create_epilog_for_reduction with
3335 additional argument.
3336 * tree-vect-stmts.c (process_use): Handle double reduction, update
3338 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
3339 (vect_get_vec_def_for_operand): Likewise.
3341 2009-07-12 Danny Smith <dansmister@gmail.com>
3343 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
3344 dllexport if !TREE_PUBLIC.
3345 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
3347 2009-07-11 Anatoly Sokolov <aesok@post.ru>
3349 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
3350 (avr_extra_arch_macro) Remove declatation.
3351 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
3352 (avr_extra_arch_macro) Declare as static.
3353 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
3355 2009-07-11 Jan Hubicka <jh@suse.cz>
3358 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
3360 2009-07-11 Jakub Jelinek <jakub@redhat.com>
3363 * dwarf2out.c (dw_fde_struct): Add in_std_section and
3364 cold_in_std_section bits.
3365 (dwarf2out_begin_prologue): Initialize them.
3366 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
3367 if already covered by text_section or cold_text_section range.
3369 PR rtl-optimization/40667
3370 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
3371 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
3372 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
3373 * config/i386/i386.c (ix86_minimum_alignment): New function.
3374 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
3375 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
3376 * emit-rtl.c (gen_reg_rtx): Likewise.
3377 * function.c (assign_parms): Likewise. If nominal_type needs
3378 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
3379 rather than passed_type's alignment.
3382 * function.c (assign_parm_setup_stack): Adjust
3383 MEM_OFFSET (data->stack_parm) if promoted_mode is different
3384 from nominal_mode on big endian.
3386 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
3388 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
3390 2009-07-10 DJ Delorie <dj@redhat.com>
3392 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
3394 2009-07-10 Mark Mitchell <mark@codesourcery.com>
3396 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
3398 (thumb2_cbnz): Likewise.
3400 2009-07-10 David Daney <ddaney@caviumnetworks.com>
3403 * config.gcc (supported_defaults): Add synci.
3404 (with_synci): Add validation.
3405 (all_defaults): Add synci.
3406 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
3409 * config/mips/mips.opt (msynci): New option.
3410 * config/mips/mips.c (mips_override_options): Warn on use of
3411 -msynci for targets that do now support it.
3412 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
3414 * gcc/doc/invoke.texi (-msynci): Document the new option.
3415 * doc/install.texi (--with-synci): Document the new option.
3417 2009-07-10 Richard Guenther <rguenther@suse.de>
3419 PR tree-optimization/40496
3420 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
3421 the PHI result with a compatible type.
3423 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
3427 * c.opt (Wunused-result): New.
3428 * doc/invoke.texi: Document it.
3429 * c-common.c (c_warn_unused_result): Use it.
3431 2009-07-09 DJ Delorie <dj@redhat.com>
3433 * targhooks.c (default_target_can_inline_p): Rename from
3434 default_target_option_can_inline_p.
3435 * targhooks.h (default_target_can_inline_p): Likewise.
3436 * target-def.h (TARGET_CAN_INLINE_P): Rename from
3437 TARGET_OPTION_CAN_INLINE_P.
3438 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
3439 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
3440 (mep_target_can_inline_p): Rename from
3441 mep_target_option_can_inline_p.
3444 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
3445 registers used to pass vectors.
3447 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
3449 2009-07-09 Tom Tromey <tromey@redhat.com>
3451 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
3452 * config/mmix/mmix.c: Include dwarf2.h.
3453 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
3454 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
3455 * config/sh/sh.c: Include dwarf2.h.
3456 * config/i386/i386.c: Include dwarf2.h.
3457 * Makefile.in (DWARF2_H): Remove 'elf'.
3458 * except.c: Include dwarf2.h.
3459 * unwind-dw2.c: Include dwarf2.h.
3460 * dwarf2out.c: Include dwarf2.h.
3461 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
3462 * unwind-dw2-fde.c: Include dwarf2.h.
3463 * dwarf2asm.c: Include dwarf2.h.
3465 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
3467 * haifa-sched.c (insn_finishes_cycle_p): New static function.
3468 (max_issue): Use it.
3469 * sched-int.h (struct sched_info: insn_finishes_block_p): New
3471 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
3472 (region_sched_info): Update.
3473 * sched-ebb.c (ebb_sched_info): Update.
3474 * modulo-sched.c (sms_sched_info): Update.
3475 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
3477 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
3479 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
3481 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
3483 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
3485 2009-07-09 Jakub Jelinek <jakub@redhat.com>
3488 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
3489 arg1 with arg01 if arg1 is already INTEGER_CST.
3491 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
3493 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
3494 Transform (and (truncate)) into (truncate (and)).
3496 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
3498 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
3499 creating LHS paradoxical subregs. Fix surrounding returns to
3500 use NULL_RTX rather than 0.
3502 2009-07-08 DJ Delorie <dj@redhat.com>
3504 * config/mep/mep.c: (mep_option_can_inline_p): New.
3505 (TARGET_OPTION_CAN_INLINE_P): Define.
3507 2009-07-08 Mark Wielaard <mjw@redhat.com>
3510 * dwarf2out.c (add_data_member_location_attribute): When we have
3511 only a constant offset don't emit a new location description using
3512 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
3515 2009-07-08 Richard Henderson <rth@redhat.com>
3518 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
3519 (enum reg_class): Add CLOBBERED_REGS.
3520 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
3521 * config/i386/i386.c (ix86_conditional_register_usage): Moved
3522 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
3523 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
3524 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
3525 force 64-bit sibcalls into R11.
3526 * config/i386/constraints.md (U): New constraint.
3527 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
3528 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
3529 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
3531 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
3533 * basic-block.h (dump_regset, debug_regset): Remove duplicate
3535 * c-objc-common.h (c_initialize_diagnostics): Ditto.
3536 * ebitmap.h (dump_ebitmap): Ditto.
3537 * optabs.h (optab_libfunc): Ditto.
3538 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
3539 * tree-flow.h (vect_can_force_dr_alignment_p,
3540 get_vectype_for_scalar_type): Ditto.
3541 (vectorize_loops): Move prototype to ...
3542 * tree-vectorizer.h: ... here. Also, adjust comment.
3543 (vect_set_verbosity_level): Remove duplicate prototype.
3544 * tree-ssa-loop.c: Include tree-vectorizer.h.
3545 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
3547 2009-07-08 Nick Clifton <nickc@redhat.com>
3549 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
3552 2009-07-08 DJ Delorie <dj@redhat.com>
3554 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
3555 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
3556 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
3558 * config/mep/intrinsics.md: Regenerated.
3559 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
3560 registers when asm() or calls are detected.
3562 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
3565 * gimplify.c (gimplify_expr): Propagate no_warning flag when
3567 * gimple (gimple_build_call_from_tree): Likewise.
3568 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
3569 no_warning flag before warning.
3571 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3573 * tree.c (set_expr_locus): Remove.
3574 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
3575 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
3577 * gimplify.c (internal_get_tmp_var): Likewise.
3578 (gimplify_call_expr): Likewise.
3579 (gimplify_one_sizepos): Likewise.
3581 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
3584 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
3585 to variables for debugging purposes.
3587 2009-06-23 Mark Loeser <mark@halcy0n.com>
3590 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
3592 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3594 * pretty-print.c (pp_base_format): Remove %J.
3595 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
3596 gcc_cxxdiag_char_table): Likewise.
3597 (init_dynamic_diag_info): Likewise.
3599 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3601 * pretty-print.c (pp_base_format): Remove %H.
3602 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
3603 gcc_cxxdiag_char_table): Likewise.
3604 (init_dynamic_diag_info): Likewise.
3605 * config/mep/mep.c (mep_select_section): Likewise.
3607 2009-07-07 Duncan Sands <baldrick@free.fr>
3609 * final.c (pass_clean_state): Give the pass a name.
3610 * passes.c (pass_rest_of_compilation): Likewise.
3611 * tree-optimize.c (pass_all_optimizations): Likewise.
3613 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
3615 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
3616 an extra 'decl' for error_at.
3618 2009-07-07 Jakub Jelinek <jakub@redhat.com>
3621 * tree-tailcall.c (adjust_return_value_with_ops,
3622 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
3623 if it has complex or vector type.
3625 2009-07-07 Olivier Hainque <hainque@adacore.com>
3627 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
3630 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
3632 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
3634 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3636 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
3637 * c-decl.c: Likewise.
3638 * function.c: Likewise.
3639 * varasm.c: Likewise.
3640 * tree-ssa.c: Likewise.
3641 * c-common.c: Likewise.
3642 * tree-cfg.c: Likewise.
3643 * config/spu/spu.c: Likewise.
3644 * config/ia64/ia64.c: Likewise.
3645 * config/v850/v850.c: Likewise.
3647 2009-07-06 DJ Delorie <dj@redhat.com>
3649 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
3650 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
3651 unspecified accesses to control registers.
3652 * config/mep/intrinsics.md: Regenerate.
3653 * config/mep/intrinsics.h: Regenerate.
3654 * config/mep/mep-intrin.h: Regenerate.
3656 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3658 * c-lex.c: Replace %H by an explicit location. Update all calls.
3659 * c-common.c: Likewise.
3660 * c-decl.c: Likewise.
3661 * c-typeck.c: Likewise.
3662 * fold-const.c: Likewise.
3663 * gimplify.c: Likewise.
3665 * tree-cfg.c: Likewise.
3666 * tree-ssa-loop-niter.c: Likewise.
3667 * tree-vrp.c: Likewise.
3668 * value-prof.c: Likewise.
3670 2009-07-06 Diego Novillo <dnovillo@google.com>
3672 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
3673 if it has one. Handle cases where VAR does not have an
3674 annotation or cfun is NULL.
3676 2009-07-06 Diego Novillo <dnovillo@google.com>
3678 * tree.c: Include debug.h.
3679 (initialize_tree_contains_struct): New.
3680 (init_ttree): Call it.
3681 (tree_node_structure_for_code): Factor out of ...
3682 (tree_node_structure): ... here.
3683 * treestruct.def (TS_PHI_NODE): Remove.
3684 (TS_GIMPLE_STATEMENT): Remove.
3686 2009-07-06 Diego Novillo <dnovillo@google.com>
3688 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
3689 (debug_tree_chain): Handle cycles.
3691 2009-07-06 Nick Clifton <nickc@redhat.com>
3692 DJ Delorie <dj@redhat.com>
3694 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
3695 __FMOVD_ENABLED__ is defined.
3697 (TARGET_FMOVD): Provide a default definition.
3698 (MASK_FMOVD): Likewise.
3699 (TARGET_CPU_CPP_BUILTINS): Define
3700 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
3701 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
3702 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
3703 (split for DF load from memory into register): Also handle
3704 MEMs which consist of REG+DISP addressing.
3705 (split for DF store from register to memory): Likewise.
3706 (movsf_ie): Always use single fp_mode.
3707 * config/sh/sh.c (sh_override_options): Do not automatically
3708 enable TARGET_MOVD for the SH2A when supporting doubles - leave
3709 that to the -mfmovd command line switch.
3710 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
3711 (fldi_ok): Always allow.
3712 * config/sh/sh.opt (mfmovd): Remove this switch.
3713 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
3715 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
3716 Kaz Kojima <kkojima@gcc.gnu.org>
3718 PR rtl-optimization/30807
3719 * postreload.c (reload_combine): For every new use of REG_SUM,
3720 record the use of BASE.
3722 2009-07-06 Jan Hubicka <jh@suse.cz>
3724 * params.def: Revert my accidental commit at 2009-06-30.
3726 2009-07-04 Ian Lance Taylor <iant@google.com>
3729 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
3731 (mingw_format_attribute_overrides): Likewise.
3733 2009-07-04 Jakub Jelinek <jakub@redhat.com>
3736 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
3737 don't check cfa.reg. Instead of cfa.indirect use
3738 fde && fde->drap_reg != INVALID_REGNUM test.
3740 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
3742 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
3744 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
3747 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
3749 2009-07-03 Richard Guenther <rguenther@suse.de>
3751 PR tree-optimization/40640
3752 * tree-switch-conversion.c (build_arrays): Perform arithmetic
3755 2009-07-03 Jan Hubicka <jh@suse.cz>
3757 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
3758 for size, reduce amount of inlining.
3760 2009-07-03 Richard Guenther <rguenther@suse.de>
3763 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
3764 if t +- x is known to not overflow and the conversion widens the
3766 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
3768 2009-07-03 Jan Hubicka <jh@suse.cz>
3770 * ipa-pure-const.c (analyze): Update loop optimizer init.
3771 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
3772 try_remove_empty_loop, remove_empty_loops): Remove.
3773 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
3774 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
3775 to mark regular loops as neccesary.
3776 (degenerate_phi_p): New function.
3777 (propagate_necessity, remove_dead_phis): Use it.
3778 (forward_edge_to_pdom): Likewise.
3779 (eliminate_unnecessary_stmts): Take care to remove uses of results of
3780 virtual PHI nodes that became unreachable.
3781 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
3782 * tree-flow.h (remove_empty_loops): Remove.
3783 * passes.c (init_optimization_passes): Remove.
3785 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
3787 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
3788 can_create_pseudo_p.
3789 (*fix_trunc<mode>_i387_1): Ditto.
3790 (*floathi<mode>2_1): Ditto.
3791 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
3792 (*fistdi2_1): Ditto.
3793 (*fist<mode>2_1): Ditto.
3794 (frndintxf2_floor): Ditto.
3795 (*fist<mode>2_floor_1): Ditto.
3796 (frndintxf2_ceil): Ditto.
3797 (*fist<mode>2_ceil_1): Ditto.
3798 (frndintxf2_trunc): Ditto.
3799 (frndintxf2_mask_pm): Ditto.
3800 (fxam<mode>2_i387_with_temp): Ditto.
3801 * config/i386/sse.md (mulv16qi3): Ditto.
3802 (*sse2_mulv4si3): Ditto.
3804 (sse4_2_pcmpestr): Ditto.
3805 (sse4_2_pcmpistr): Ditto.
3807 2009-07-03 Jan Hubicka <jh@suse.cz>
3809 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
3810 (mark_stmt_necessary): Set it.
3811 (mark_operand_necessary): Set it.
3812 (mark_control_dependent_edges_necessary): Set it.
3813 (mark_virtual_phi_result_for_renaming): New function.
3814 (get_live_post_dom): New function.
3815 (forward_edge_to_pdom): New function.
3816 (remove_dead_stmt): Fix handling of control dependences.
3817 (tree_dce_init): Init new bitmap.
3818 (tree_dce_done): Free it.
3820 2009-07-02 Richard Guenther <rguenther@suse.de>
3823 * tree-ssa-structalias.c (new_var_info): Initialize
3826 2009-07-02 Jan Hubicka <jh@suse.cz>
3828 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
3831 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
3833 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
3834 instead of recomputing it. Adjust calls.
3835 (emit_store_flag): Adjust recursive calls.
3837 2009-07-02 Richard Guenther <rguenther@suse.de>
3839 * tree-ssa-live.c (remove_unused_locals): Do not remove
3841 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
3842 of DECL_EXTERNAL for HEAP variables.
3843 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
3844 HEAP variables. Do not adjust RESTRICT vars.
3845 (find_what_var_points_to): Nobody cares if something
3848 2009-07-02 Ben Elliston <bje@au.ibm.com>
3850 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
3851 pc_low and pc_high declarations to the top of the function.
3853 2009-07-01 DJ Delorie <dj@redhat.com>
3855 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
3857 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
3858 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
3859 unspecified accesses to control registers.
3860 * config/mep/intrinsics.md: Regenerate.
3861 * config/mep/intrinsics.h: Regenerate.
3862 * config/mep/mep-intrin.h: Regenerate.
3864 2009-07-01 Anthony Green <green@moxielogic.com>
3866 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
3867 instruction when possible.
3868 (moxie_expand_prologue): Ditto. Also, save an instruction and
3869 some complexity by popping off of $r12 instead of $sp.
3870 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
3873 2009-07-01 Richard Henderson <rth@redhat.com>
3876 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
3877 contained no insns, reposition note before last insn.
3879 2009-07-01 Richard Henderson <rth@redhat.com>
3882 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
3883 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
3885 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
3888 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
3889 darwin9 for printing reg addresses with %y.
3891 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
3893 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
3894 truncation from operands in binary operations.
3896 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
3899 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
3900 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
3901 subreg of op0 to the original op0.
3903 * expmed.c (store_bit_field_1): Use a temporary as the destination
3904 instead of a paradoxical subreg when we need to truncate the result.
3906 2009-07-01 DJ Delorie <dj@redhat.com>
3908 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
3909 names to VLIW variants.
3910 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
3911 * config/mep/intrinsics.md: Regenerate.
3912 * config/mep/intrinsics.h: Regenerate.
3913 * config/mep/mep-intrin.h: Regenerate.
3915 2009-07-01 Jakub Jelinek <jakub@redhat.com>
3918 * jump.c (returnjump_p): Revert last patch.
3919 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
3921 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3924 * pa.md (casesi32p): Use jump table label to determine the offset
3926 (casesi64p): Likewise.
3928 * pa.c (forward_branch_p): Return bool type. Use instruction
3929 addresses when available. Assert that INSN has a jump label.
3930 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
3933 2009-07-01 Richard Guenther <rguenther@suse.de>
3935 PR tree-optimization/19831
3936 * tree-ssa-dce.c (propagate_necessity): Calls to functions
3937 that only act as barriers do not make any previous stores necessary.
3938 * tree-ssa-structalias.c (handle_lhs_call): Delay making
3939 HEAP variables global, do not add a constraint from nonlocal.
3940 (find_func_aliases): Handle escapes through return statements.
3941 (compute_points_to_sets): Make escaped HEAP variables global.
3943 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
3946 * expmed.c (emit_store_flag): Perform a conversion if necessary,
3947 after reducing a DImode cstore to SImode.
3949 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
3951 * expr.c (expand_expr_real_1): Reinstate fallthrough to
3952 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
3954 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
3956 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
3957 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
3959 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
3960 and umod_optab if TARGET_BSD_DIVMOD.
3961 * config/vax/lib1funcs.asm: New file.
3962 * config/vax/t-linux: New file.
3963 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
3965 2009-06-30 Jakub Jelinek <jakub@redhat.com>
3968 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
3969 to type arguments that have void type.
3972 * dwarf2out.c (gen_formal_parameter_die): Call
3973 equate_decl_number_to_die if node is different from origin.
3975 2009-06-30 Anthony Green <green@moxielogic.com>
3977 Clean up moxie port for --enable-build-with-cxx.
3978 * config/moxie/moxie.c (moxie_function_value): First two
3979 parameters are const_tree, not tree.
3980 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
3981 (REG_CLASS_NAMES): Ditto.
3982 (REGNO_REG_CLASS): Ditto.
3983 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
3984 (moxie_function_value): Fix constyness of arguments.
3986 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
3988 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
3989 finalize_size_functions before further processing.
3990 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
3991 (variable_size): Call self_referential_size on size expressions
3992 that contain a PLACEHOLDER_EXPR.
3993 (size_functions): New static variable.
3994 (copy_self_referential_tree_r): New static function.
3995 (self_referential_size): Likewise.
3996 (finalize_size_functions): New global function.
3997 * tree.c: Include tree-inline.h.
3998 (push_without_duplicates): New static function.
3999 (find_placeholder_in_expr): New global function.
4000 (substitute_in_expr) <tcc_declaration>: Return the replacement object
4002 <tcc_expression>: Likewise.
4003 <tcc_vl_exp>: If the replacement object is a constant, try to inline
4004 the call in the expression.
4005 * tree.h (finalize_size_functions): Declare.
4006 (find_placeholder_in_expr): Likewise.
4007 (FIND_PLACEHOLDER_IN_EXPR): New macro.
4008 (substitute_placeholder_in_expr): Update comment.
4009 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
4011 (copy_tree_body_r): Likewise.
4012 (copy_tree_body): New static function.
4013 (maybe_inline_call_in_expr): New global function.
4014 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
4015 (maybe_inline_call_in_expr): Declare.
4016 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
4017 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
4020 2009-06-30 Richard Guenther <rguenther@suse.de>
4022 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
4024 (propagate_necessity): Do not mark reaching defs of stores
4027 2009-06-30 Jan Hubicka <jh@suse.cz>
4029 * cfgloopanal.c (check_irred): Move into ...
4030 (mark_irreducible_loops): ... here; return true if ireducible
4032 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
4033 (analyze_function): Try to prove loop finiteness.
4034 * cfgloop.h (mark_irreducible_loops): Update prototype.
4035 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
4037 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
4039 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
4041 2009-06-30 Ira Rosen <irar@il.ibm.com>
4043 PR tree-optimization/40542
4044 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
4047 2009-06-30 Martin Jambor <mjambor@suse.cz>
4049 PR tree-optimization/40582
4050 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
4051 than useless_type_conversion_p.
4052 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
4055 2009-06-30 Martin Jambor <mjambor@suse.cz>
4058 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
4060 2009-06-30 Richard Guenther <rguenther@suse.de>
4062 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
4063 use ao_ref references.
4064 (walk_aliased_vdefs): Likewise.
4065 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
4066 * tree-ssa-dce.c (struct ref_data): Remove.
4067 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
4068 (mark_aliased_reaching_defs_necessary): Adjust.
4069 (mark_all_reaching_defs_necessary_1): Likewise.
4071 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
4074 * expmed.c (emit_cstore): New name of emit_store_flag_1.
4075 (emit_store_flag_1): Extract from emit_store_flag, adjust
4076 calls to (what now is) emit_cstore.
4077 (emit_store_flag): Call emit_store_flag_1 and also use it
4078 for what used to be recursive calls.
4080 2009-06-30 Wei Guozhi <carrot@google.com>
4083 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
4084 if the target bb post dominates from bb.
4085 * config/i386/i386.c (memory_address_length): Check existence of base
4086 register before using it.
4088 2009-06-30 Nick Clifton <nickc@redhat.com>
4089 DJ Delorie <dj@redhat.com>
4091 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
4092 __FMOVD_ENABLED__ is defined.
4094 (TARGET_FMOVD): Provide a default definition.
4095 (MASK_FMOVD): Likewise.
4096 (TARGET_CPU_CPP_BUILTINS): Define
4097 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
4098 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
4099 two fmov instructions depending upon whether TARGET_FMOVD is
4101 (split for DF load from memory into register): Also handle
4102 MEMs which consist of REG+DISP addressing.
4103 (split for DF store from register to memory): Likewise.
4104 * config/sh/sh.opt (mfmovd): Remove this switch.
4105 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
4106 * config/sh/sh.c (sh_override_options): Do not automatically
4107 enable TARGET_MOVD for the SH2A when supporting doubles - leave
4108 that to the -mfmovd command line switch.
4110 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
4112 (fldi_ok): Always allow.
4113 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
4115 2009-06-29 DJ Delorie <dj@redhat.com>
4117 * doc/install.texi (mep-x-elf): Correct chip's full name.
4119 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
4121 * doc/extend.texi: Fix typo.
4123 2009-06-29 Tom Tromey <tromey@redhat.com>
4126 * Makefile.in (DWARF2_H): New variable.
4128 (dwarf2out.o): Likewise.
4129 (dwarf2asm.o): Likewise.
4130 * config/i386/t-i386: Use DWARF2_H.
4131 * except.c: Include elf/dwarf2.h.
4132 * unwind-dw2.c: Include elf/dwarf2.h.
4133 * dwarf2out.c: Include elf/dwarf2.h.
4134 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
4135 <dtprel>: New field.
4136 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
4137 (size_of_loc_descr): Likewise.
4138 (output_loc_operands_raw): Likewise.
4139 (output_loc_operands): Handle new dtprel field.
4140 (loc_checksum): Update.
4141 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
4142 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
4143 * unwind-dw2-fde.c: Include elf/dwarf2.h.
4144 * dwarf2asm.c: Include elf/dwarf2.h.
4145 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
4146 * config/mmix/mmix.c: Include elf/dwarf2.h.
4147 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
4148 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
4149 * config/sh/sh.c: Include elf/dwarf2.h.
4150 * config/i386/i386.c: Include elf/dwarf2.h.
4152 2009-06-29 DJ Delorie <dj@redhat.com>
4154 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
4156 * doc/extend.texi: Add MeP attributes and pragmas.
4157 * doc/invoke.text: Add MeP Options.
4158 * doc/contrib.texi: Add MeP contribution.
4159 * doc/md.texi: Add MeP constraints.
4160 * doc/install.texi: Add MeP target.
4162 2009-06-30 Anatoly Sokolov <aesok@post.ru>
4164 * target.h (struct gcc_target): Add frame_pointer_required field.
4165 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
4166 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
4167 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
4169 * reload1.c (update_eliminables): (Ditto.).
4170 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
4171 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
4172 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
4174 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
4176 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
4177 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
4178 (arm_frame_pointer_required): New function.
4180 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
4181 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4182 (avr_frame_pointer_required_p): Declare as static.
4183 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
4185 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
4186 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
4187 (bfin_frame_pointer_required): Make as static, change return type
4189 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
4191 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
4192 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4193 (cris_frame_pointer_required): New function.
4195 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
4197 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
4198 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4199 (fr30_frame_pointer_required): New function.
4201 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
4202 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
4203 (frv_frame_pointer_required): Make as static, change return type
4205 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
4207 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
4208 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4209 (ix86_frame_pointer_required): Make as static, change return type to
4211 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
4213 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
4214 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4216 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
4218 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
4220 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
4222 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
4223 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4224 (mips_frame_pointer_required): Make as static.
4225 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
4227 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
4228 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4229 (mmix_frame_pointer_required): Mew function.
4231 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
4232 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4234 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
4236 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
4238 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
4240 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
4241 (CAN_ELIMINATE): Redefine.
4242 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4243 (sparc_frame_pointer_required): New function.
4244 (sparc_can_eliminate): New function.
4245 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
4247 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
4248 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
4250 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
4251 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
4252 (xtensa_frame_pointer_required): Make as static, change return type
4254 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
4257 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
4259 * doc/plugins.texi: Document PLUGIN_START_UNIT.
4260 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
4261 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
4262 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
4263 (register_callback): Handle PLUGIN_START_UNIT.
4264 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
4266 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
4268 * tree.c (process_call_operands): Propagate TREE_READONLY from the
4270 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
4271 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
4273 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
4275 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
4278 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
4280 * doc/extend.texi (Additional Floating Types): __float128 is also
4281 supported on i386 targets.
4283 2009-06-29 Richard Guenther <rguenther@suse.de>
4286 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
4288 (pt_solutions_same_restrict_base): Declare.
4289 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
4291 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
4292 (make_constraint_from, make_copy_constraint): Move earlier.
4293 (make_constraint_from_heapvar): New function.
4294 (make_constraint_from_restrict): Likewise.
4295 (handle_lhs_call): Use it.
4296 (find_func_aliases): Use it to track conversions to restrict
4298 (struct fieldoff): Add only_restrict_pointers flag.
4299 (push_fields_onto_fieldstack): Initialize it.
4300 (create_variable_info_for): Track global restrict qualified pointers.
4301 (intra_create_variable_infos): Use make_constraint_from_heapvar.
4302 Track restrict qualified pointer arguments.
4303 (set_uids_in_ptset): Use varinfo is_global_var flag.
4304 (find_what_var_points_to): Set the vars_contains_restrict flag.
4305 Always create the points-to solution for sets including restrict tags.
4306 (pt_solutions_same_restrict_base): New function.
4307 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
4308 qualified pointers use pt_solutions_same_restrict_base as
4309 additional source for disambiguation.
4311 2009-06-29 Richard Guenther <rguenther@suse.de>
4314 * alias.c (find_base_decl): Remove.
4315 (get_deref_alias_set_1): Remove restrict handling.
4316 * c-common.c (c_apply_type_quals_to_decl): Do not set
4317 DECL_POINTER_ALIAS_SET.
4318 * gimplify.c (find_single_pointer_decl_1): Remove.
4319 (find_single_pointer_decl): Likewise.
4320 (internal_get_tmp_var): Remove restrict handling.
4321 (gimple_regimplify_operands): Likewise.
4322 * omp-low.c (expand_omp_atomic_pipeline): Do not set
4323 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
4324 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
4325 * tree.c (restrict_base_for_decl): Remove.
4326 (init_ttree): Do not allocate it.
4327 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
4328 LABEL_DECL_UID for label decls.
4329 (copy_node_stat): Do not copy restrict information.
4330 (decl_restrict_base_lookup): Remove.
4331 (decl_restrict_base_insert): Likewise.
4332 (print_restrict_base_statistics): Likewise.
4333 (dump_tree_statistics): Do not call print_restrict_base_statistics.
4334 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
4335 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
4336 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
4337 (LABEL_DECL_UID): Adjust.
4338 (DECL_BASED_ON_RESTRICT_P): Remove.
4339 (DECL_GET_RESTRICT_BASE): Likewise.
4340 (SET_DECL_RESTRICT_BASE): Likewise.
4341 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
4343 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
4344 instead of DECL_POINTER_ALIAS_SET.
4345 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
4346 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
4347 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
4349 2009-06-29 Richard Guenther <rguenther@suse.de>
4351 PR tree-optimization/40579
4352 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
4353 the IL to simplify has constants that overflowed.
4355 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
4357 PR tree-optimization/40550
4358 * tree-vect-generic.c (expand_vector_operations_1): Compute in
4359 vector_compute_type only when the size of vector_compute_type is
4360 less than the size of type.
4362 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
4364 * fold-const.c (contains_label_1): Fix comments.
4365 (contains_label_p): Do not walk trees multiple time.
4367 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4369 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
4370 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
4371 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
4372 ix86_fp_comparison_operator.
4373 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
4374 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
4375 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
4376 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
4377 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
4378 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
4379 (related splits): Change predicate to ix86_fp_comparison_operator.
4380 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
4381 instead of ix86_fp_comparison_codes.
4382 (ix86_trivial_fp_comparison_operator,
4383 ix86_fp_comparison_operator): New.
4384 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
4385 (ix86_expand_compare): Eliminate last two parameters.
4386 (ix86_fp_jump_nontrivial_p): Kill.
4387 * config/i386/i386.c (put_condition_code): Eliminate call to
4388 ix86_fp_comparison_codes and subsequent assertion.
4389 (ix86_fp_comparison_codes): Eliminate.
4390 (ix86_fp_swap_condition): New.
4391 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
4392 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
4393 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
4394 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
4395 and ix86_fp_swap_condition.
4396 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
4397 Use ix86_fp_comparison_strategy.
4398 (ix86_expand_compare): Likewise. Eliminate last two arguments.
4399 (ix86_fp_jump_nontrivial_p): Eliminate.
4400 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
4401 call to ix86_expand_compare.
4402 (ix86_split_fp_branch, ix86_expand_setcc,
4403 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
4404 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
4406 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4408 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
4409 related to jump_clobbers.
4410 * config/arm/arm.md (conds): Remove jump_clob case.
4411 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
4412 splits): Change comparison_operator to arm_comparison_operator.
4413 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
4416 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4418 * dojump.c (do_compare_rtx_and_jump): Try swapping the
4419 condition for floating point modes.
4420 * expmed.c (emit_store_flag_1): Move here a bigger part
4422 (emit_store_flag): Try swapping the condition for floating point
4424 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
4426 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4428 * expr.c (expand_expr_real_1): Just use do_store_flag.
4429 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
4430 emit_store_flag_force.
4431 * expmed.c (emit_store_flag_force): Copy here trick
4432 previously in expand_expr_real_1. Try reversing the comparison.
4433 (emit_store_flag_1): Work if target is NULL.
4434 (emit_store_flag): Work if target is NULL, using the result mode
4435 from the comparison. Use split_comparison, restructure final part
4436 to simplify conditionals.
4438 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4440 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
4441 * dojump.c (do_jump): Change handling of floating-point
4442 ops to use just do_compare_and_jump.
4443 (split_comparison): New.
4444 (do_compare_rtx_and_jump): Add here logic coming previously
4445 in do_jump, using split_comparison.
4447 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
4450 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
4452 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4454 * tree-ssa-alias.c: Fix unintentional commit.
4456 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4458 * passes.c (execute_one_pass): Fix unintentional commit.
4460 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4462 * df-problems.c (df_set_seen, df_unset_seen): Delete.
4463 (df_rd_local_compute, df_md_local_compute): Inline them.
4465 (df_md_scratch): New.
4466 (df_md_alloc, df_md_free): Allocate/free it.
4467 (df_md_local_compute): Only include live registers in init.
4468 (df_md_transfer_function): Prune the in-set computed by
4469 the confluence function, and the gen-set too.
4471 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4473 PR rtl-optimization/26854
4474 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
4475 * df-problems.c (df_rd_add_problem): Fix comment.
4476 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
4477 df_md_simulate_artificial_defs_at_top,
4478 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
4479 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
4480 df_md_transfer_function, df_md_init, df_md_confluence_0,
4481 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
4482 problem_MD, df_md_add_problem): New.
4483 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
4484 df_md_get_bb_info): New.
4485 (DF_LAST_PROBLEM_PLUS1): Adjust.
4487 * Makefile.in (fwprop.o): Include domwalk.h.
4488 * fwprop.c: Include domwalk.h.
4489 (reg_defs, reg_defs_stack): New.
4490 (bitmap_only_bit_between): Remove.
4491 (process_defs): New.
4492 (process_uses): Use reg_defs and local_md instead of
4493 bitmap_only_bit_between and local_rd.
4494 (single_def_use_enter_block): New, from build_single_def_use_links.
4495 (single_def_use_leave_block): New.
4496 (build_single_def_use_links): Remove code moved to
4497 single_def_use_enter_block, invoke domwalk.
4498 (use_killed_between): Adjust comment.
4500 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4502 * bitmap.h (bitmap_ior_and_into): New.
4503 * bitmap.c (bitmap_ior_and_into): New.
4505 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4507 * domwalk.h (struct dom_walk_data): Remove all callbacks except
4508 before_dom_children_before_stmts and after_dom_children_after_stmts.
4509 Rename the two remaining callbacks to just before_dom_children and
4510 after_dom_children. Remove other GIMPLE statement walking bits.
4511 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
4512 * graphite.c: Do not include domwalk.h.
4513 * tree-into-ssa.c (interesting_blocks): New global.
4514 (struct mark_def_sites_global_data): Remove it and names_to_rename.
4515 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
4516 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
4517 now that they're not domwalk callbacks.
4518 (rewrite_initialize_block): Rename to...
4519 (rewrite_enter_block): ... this, place after called functions. Test
4520 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
4521 (rewrite_finalize_block): Rename to...
4522 (rewrite_leave_block): ... this, place after called functions.
4523 (rewrite_update_init_block): Rename to...
4524 (rewrite_update_enter_block): ... this, place after called functions.
4525 Test interesting_blocks, call rewrite_update_stmt and
4526 rewrite_update_phi_arguments.
4527 (rewrite_update_fini_block): Rename to...
4528 (rewrite_leave_block): ... this, place after called functions.
4529 (rewrite_blocks): Remove last argument, simplify initialization of
4531 (mark_def_sites_initialize_block): Rename to...
4532 (mark_def_sites_block): ... this, call mark_def_sites.
4533 (mark_def_sites_blocks): Remove argument, simplify initialization of
4535 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
4536 (update_ssa): Likewise.
4537 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
4539 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
4540 (dom_opt_initialize_block): Rename to...
4541 (dom_opt_enter_block): ... this, place after called functions. Walk
4542 statements here, inline propagate_to_outgoing_edges.
4543 (dom_opt_finalize_block): Rename to...
4544 (dom_opt_leave_block): ... this, place after called functions.
4545 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
4547 (dse_enter_block, dse_record_phi): New.
4548 (dse_record_phis): Delete.
4549 (dse_finalize_block): Rename to...
4550 (dse_leave_block): ... this.
4551 (tree_ssa_dse): Simplify initialization of walk_data.
4552 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
4553 Adjust initialization of walk_data.
4554 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
4555 * tree-ssa-loop-phiopt.c (get_non_trapping):
4556 Adjust initialization of walk_data.
4557 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
4558 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
4559 it's not a domwalk callback.
4560 (uncprop_initialize_block): Rename to...
4561 (dse_enter_block): ... this, call uncprop_into_successor_phis.
4562 (dse_finalize_block): Rename to...
4563 (dse_leave_block): ... this.
4564 (tree_ssa_uncprop): Simplify initialization of walk_data.
4565 * Makefile.in: Adjust dependencies.
4567 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
4569 * arm.md (casesi): Fix test for Thumb1.
4570 (thumb1_casesi_internal_pic): Likewise.
4571 (thumb1_casesi_dispatch): Likewise.
4573 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
4575 * config/arm/arm-cores.def: Added core cortex-m0.
4576 * config/arm/arm-tune.md: Regenerated.
4577 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
4579 2009-06-26 DJ Delorie <dj@redhat.com>
4581 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
4583 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
4584 the scheduler doesn't tag jump insns.
4586 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
4588 * c-decl.c (merge_decls): Re-indent.
4590 2009-06-26 Janis Johnson <janis187@us.ibm.com>
4593 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
4594 Special-case decimal float constants.
4596 2009-06-26 Richard Henderson <rth@redhat.com>
4598 * function.h (struct function): Add cannot_be_copied_reason,
4599 and cannot_be_copied_set.
4600 * tree-inline.c (has_label_address_in_static_1): Rename from
4601 inline_forbidden_p_2; don't set inline_forbidden_reason here.
4602 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
4603 don't set inline_forbidden_reason.
4604 (copy_forbidden): New function, split out of inline_forbidden_p.
4605 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
4606 (inline_forbidden_p): Use copy_forbidden.
4607 (tree_versionable_function_p): Likewise.
4608 (inlinable_function_p): Merge into tree_inlinable_function_p.
4609 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
4610 * ipa-cp.c (ipcp_versionable_function_p): New function.
4611 (ipcp_cloning_candidate_p): Use it.
4612 (ipcp_node_modifiable_p): Likewise.
4614 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
4616 * builtins.c (expand_builtin_alloca): Handle builtin alloca
4617 that is marked not to be inlined. Remove flag_mudflap use.
4618 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
4619 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
4621 2009-06-26 Steve Ellcey <sje@cup.hp.com>
4624 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
4625 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
4627 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
4629 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
4631 (__mingwthr_remove_key_dtor): Likewise.
4633 2009-06-26 Richard Guenther <rguenther@suse.de>
4635 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
4637 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
4640 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
4641 try the non-cond_exec path also.
4643 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4646 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
4647 (output_cbranch): Use new functions.
4648 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
4651 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
4652 Pat Haugen <pthaugen@us.ibm.com>
4653 Revital Eres <ERES@il.ibm.com>
4655 * config/rs6000/rs6000.c (print_operand): Correct lossage message
4656 for %c error. Add %x support to print VSX registers as a unified
4657 register set, instead of separate float and altivec registers.
4658 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
4659 %y case, and add support for VSX pre-modify addresses.
4660 (output_toc): Add assert for CONST containing an integer constant
4662 (rs6000_adjust_cost): Add POWER7 support.
4663 (insn_must_be_first_in_group): Ditto.
4664 (insn_must_be_last_in_group): Ditto.
4665 (rs6000_emit_popcount): Ditto.
4666 (rs6000_vector_mode_supported_p): Ditto.
4668 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
4669 Change some of the functions called by macros to being called
4670 through a pointer, so debug functions can be inserted if
4671 -mdebug=addr or -mdebug=cost.
4672 (rs6000_preferred_reload_class_ptr): Ditto.
4673 (rs6000_secondary_reload_class_ptr): Ditto.
4674 (rs6000_secondary_memory_needed_ptr): Ditto.
4675 (rs6000_cannot_change_mode_class_ptr): Ditto.
4676 (rs6000_secondary_reload_inner): Ditto.
4677 (rs6000_legitimize_reload_address): Ditto.
4678 (rs6000_legitimize_reload_address_ptr): Ditto.
4679 (rs6000_mode_dependent_address): Ditto.
4680 (rs6000_mode_dependent_address_ptr): Ditto.
4682 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
4683 function to return true if the mode allows reg + integer
4685 (virtual_stack_registers_memory_p): New function to return true if
4686 the address refers to a virtual stack register.
4687 (rs6000_legitimate_offset_address_p): Move code to say whether a
4688 mode supports reg+int addressing to reg_offset_addressing_ok_p and
4690 (rs6000_legitimate_address_p): Add checks for modes that only can
4691 do reg+reg addressing. Start adding VSX support.
4692 (rs6000_legitimize_reload_address): Ditto.
4693 (rs6000_legitimize_address): Ditto.
4694 (rs6000_debug_legitimate_address_p): New debug functions for
4695 -mdebug=addr and -mdebug=cost.
4696 (rs6000_debug_rtx_costs): Ditto.
4697 (rs6000_debug_address_costs): Ditto.
4698 (rs6000_debug_adjust_cost): Ditto.
4699 (rs6000_debug_legitimize_address): Ditto.
4700 (rs6000_legitimize_reload_address_ptr): Point to call normal
4701 function or debug function. Make functions called via pointer
4703 (rs6000_mode_dependent_address_ptr): Ditto.
4704 (rs6000_secondary_reload_class_ptr): Ditto.
4705 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
4706 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
4707 into a friendlier error.
4708 (rs6000_init_builtins): Add initial VSX support.
4709 (rs6000_adjust_cost): Fix some spacing issues.
4711 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
4712 (REG_CLASS_NAMES): Ditto.
4713 (REG_CLASS_CONTENTS): Ditto.
4714 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
4715 pointer, to add -mdebug=addr support.
4716 (CANNOT_CHANGE_MODE_CLASS): Ditto.
4717 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
4718 -mdebug=addr support.
4719 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
4720 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
4721 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
4723 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
4725 (bswapsi*): Set attribute types for load/store. Add combiner
4726 patterns to eliminate zero extend on 64-bit.
4727 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
4728 stdbrx if the hardware supports those instructions.
4730 2009-06-25 Ian Lance Taylor <iant@google.com>
4732 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
4733 (Link Options): Document -static-libstdc++.
4735 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
4738 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
4739 DATA_ALIGNMENT instead.
4741 2009-06-25 Richard Guenther <rguenther@suse.de>
4743 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
4744 indirect references against the callused/escaped solutions.
4745 (call_may_clobber_ref_p_1): Likewise.
4747 2009-06-25 Martin Jambor <mjambor@suse.cz>
4749 PR tree-optimization/40493
4750 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
4751 (enum unscalarized_data_handling): New type.
4752 (handle_unscalarized_data_in_subtree): Return what has been done.
4753 (load_assign_lhs_subreplacements): Handle left flushes differently.
4754 (sra_modify_assign): Use unscalarized_data_handling, simplified
4755 condition determining whether to remove the statement.
4757 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
4759 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
4760 excerpt - @ should be doubled for texinfo.
4762 2009-06-24 Ian Lance Taylor <iant@google.com>
4764 * config/arc/arc.c: Include "df.h".
4765 (arc_attribute_table): Make static. Move higher in file.
4766 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
4767 (output_shift): Initialize n later to avoid warning.
4768 * config/arm/arm.c (arm_attribute_table): Make static. Move
4770 * config/avr/avr.c (avr_attribute_table): Make static. Move
4772 (reg_class_tab): Change array type from int to enum reg_class.
4773 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
4775 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
4776 (lshrhi3_out): Likewise.
4777 (class_likely_spilled_p): Change return type to bool.
4778 (avr_rtx_costs): Use local code variable with enum type.
4779 * config/avr/avr.md (movmemhi): Use add_reg_note.
4780 (andhi3, andsi3): Don't use AS2 with "and".
4781 (iorhi3, iorsi3): Don't use AS2 with "or".
4782 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
4783 * config/crx/crx.c: Include "df.h".
4784 (crx_attribute_table): Make static.
4785 * config/m32r/m32r.c: Include "df.h".
4786 (m32r_attribute_table): Make static. Move higher in file.
4787 (pop): Use add_reg_note.
4788 (block_move_call): Change 0 to LCT_NORMAL in function call.
4789 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
4790 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
4791 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
4792 declare, not just when TREE_CODE is defined.
4793 * config/m68hc11/m68hc11.c: Include "expr.h".
4794 (m68hc11_attribute_table): Make static. Move higher in file.
4795 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
4797 (m68hc11_register_indirect_p): Likewise.
4798 (m68hc11_function_arg_padding): Change return type to enum
4800 (emit_move_after_reload): Use add_reg_note.
4801 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
4802 (m68hc11_split_logical): Likewise.
4803 (m68hc11_rtx_costs): Add local code_and outer_code variables with
4805 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
4806 to VOIDmode in function call.
4807 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
4809 (m68hc11_split_logical): Update declaration.
4810 (m68hc11_function_arg_padding): Update declaration.
4811 * config/mcore/mcore.c (regno_reg_class): Change form array of int
4812 to array of enum reg_class.
4813 (mcore_attribute_table): Make static. Move higher in file.
4814 (mcore_rtx_costs): Add cast to enum type.
4815 * config/mcore/mcore.h (regno_reg_class): Update declaration.
4816 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
4817 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
4819 * config/sh/predicates.md (trapping_target_operand): Rename and to
4821 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
4823 * config/spu/spu.c (spu_attribute_table): Make static. Move
4825 * config/v850/v850.c (v850_attribute_table): Make static. Move
4827 (v850_rtx_costs): Use local code with enum type.
4828 (expand_epilogue): Add cast.
4829 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
4831 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
4834 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
4835 -m2a-single-only and -m2a-nofpu.
4836 * config/sh/sh.opt: Document m2a generates FPU code.
4838 2009-06-24 Anatoly Sokolov <aesok@post.ru>
4840 * defaults.h (CAN_ELIMINATE): Provide default.
4841 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
4842 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
4843 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
4844 * config/spu/spu.h (CAN_ELIMINATE): Delete.
4845 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
4846 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
4847 * config/cris/cris.h (CAN_ELIMINATE): Delete.
4848 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
4849 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
4850 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
4852 2009-06-24 DJ Delorie <dj@redhat.com>
4854 * mep-ext-cop.cpu: Fix copyright notice.
4855 * mep-default: Fix copyright notice.
4856 * mep-core: Fix copyright notice.
4857 * mep: Fix copyright notice.
4858 * mep-ivc2: Fix copyright notice.
4859 * mep-c5: Fix copyright notice.
4861 2009-06-24 Denis Chertykov <chertykov@gmail.com>
4863 * doc/contrib.texi (Contributors):
4865 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
4868 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
4869 src and dst operands if necessary.
4871 2009-06-23 DJ Delorie <dj@redhat.com>
4874 * config.gcc: Add mep support.
4875 * recog.c: Resurrect validate_replace_rtx_subexp().
4876 * recog.h: Likewise.
4877 * config/mep/: Add new port:
4878 * config/mep/constraints.md: New file.
4879 * config/mep/default.h: New file.
4880 * config/mep/intrinsics.h: New file.
4881 * config/mep/intrinsics.md: New file.
4882 * config/mep/ivc2-template.h: New file.
4883 * config/mep/mep-c5.cpu: New file.
4884 * config/mep/mep-core.cpu: New file.
4885 * config/mep/mep-default.cpu: New file.
4886 * config/mep/mep-ext-cop.cpu: New file.
4887 * config/mep/mep-intrin.h: New file.
4888 * config/mep/mep-ivc2.cpu: New file.
4889 * config/mep/mep-lib1.asm: New file.
4890 * config/mep/mep-lib2.c: New file.
4891 * config/mep/mep-pragma.c: New file.
4892 * config/mep/mep-protos.h: New file.
4893 * config/mep/mep-tramp.c: New file.
4894 * config/mep/mep.c: New file.
4895 * config/mep/mep.cpu: New file.
4896 * config/mep/mep.h: New file.
4897 * config/mep/mep.md: New file.
4898 * config/mep/mep.opt: New file.
4899 * config/mep/predicates.md: New file.
4900 * config/mep/t-mep: New file.
4902 2009-06-23 Ian Lance Taylor <iant@google.com>
4904 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
4905 from loose_warn into c_loose_warn and from strict_warn into
4906 c_strict_warn. Set and substitute warn_cxxflags. Check for
4907 --enable-build-with-cxx. Set and substitute
4908 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
4909 * Makefile.in (CXXFLAGS): New variable.
4910 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
4911 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
4912 the default is the same as $(STRICT_WARN).
4913 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
4914 (CXX): New variable.
4915 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
4916 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
4917 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
4918 (HOST_LIBS): New variable.
4919 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
4920 (ALL_CXXFLAGS): New variable.
4921 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
4922 * doc/install.texi (Configuration): Document
4923 --enable-build-with-cxx, --with-stage1-ldflags,
4924 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
4925 * configure: Rebuild.
4927 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4929 * config/arm/arm.c (arm_override_options): Fix braces and formatting
4930 from previous commit.
4932 2009-06-23 Ian Lance Taylor <iant@google.com>
4934 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
4936 2009-06-23 Ian Lance Taylor <iant@google.com>
4938 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
4939 with ATTRIBUTE_UNUSED.
4941 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4942 Pat Haugen <pthaugen@us.ibm.com>
4943 Revital Eres <eres@il.ibm.com>
4945 * config.in (HAVE_AS_POPCNTD): Add default definition.
4946 (HAVE_AS_LWSYNC): Ditto.
4948 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
4950 (gcc_cv_as_powerpc_cmpb): Ditto.
4951 (gcc_cv_as_powerpc_dfp): Ditto.
4952 (gcc_cv_as_powerpc_vsx): Ditto.
4953 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
4954 supporting the popcntd/lwsync instructions.
4955 (gcc_cv_as_powerpc_lwsync): Ditto.
4956 * configure: Regenerate.
4958 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
4959 -mcpu=native and -mcpu=power7.
4960 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
4962 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
4963 a variable instead of a mask to reduce the number of mask bits.
4964 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
4965 (-mbit-word): Ditto.
4966 (-mregnames): Ditto.
4967 * config/rs6000/rs6000.opt (-mupdate): Ditto.
4968 (-mfused-madd): Ditto.
4970 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
4972 (-mvsx): New switch for VSX instructions.
4973 (-misel): Move from a variable to a mask to allow it to be set by
4976 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
4977 function declaration to an array declaration.
4978 (rs6000_hard_regno_nregs): New external array declaration.
4980 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
4981 files included by rs6000.md.
4983 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
4984 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
4986 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
4988 (rs6000_debug_reg): New -mdebug= variables.
4989 (rs6000_debug_addr): Ditto.
4990 (rs6000_debug_cost): Ditto.
4991 (rs6000_pmode): New variable to hold Pmode.
4992 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
4993 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
4994 calculated at compiler start.
4995 (rs6000_hard_regno_nregs): Change function to an array which holds
4996 HARD_REGNO_NREGS calculated at compiler start.
4997 (rs6000_explicit_options): Delete isel field.
4998 (rs6000_vector_unit): New array to hold which vector unit
4999 supports arithmetic options for a given type.
5000 (rs6000_vector_mem): New array to hold which vector unit supports
5001 memory reference operations for a given type.
5002 (rs6000_vector_align): New array to given the alignment of each
5004 (power7_cost): New basic costs for power7.
5005 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
5006 (rs6000_hard_regno_nregs_internal): New function, moved from
5007 HARD_REGNO_NREGS, to calculate the number of registers each hard
5008 register takes for each type.
5009 (rs6000_debug_reg_print): New function for -mdebug=reg support.
5010 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
5011 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
5012 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
5013 unit information here so it is calculated once at compiler startup
5015 (rs6000_override_options): Make -misel a target mask. Add more
5016 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
5017 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
5019 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
5020 (rs6000_handle_option): Move -misel from variable to target mask.
5021 (rs6000_builtin_mask_for_load): Add VSX support.
5022 (rs6000_conditional_register_usage): Ditto.
5023 (USE_ALTIVEC_FOR_ARG_P): Ditto.
5024 (function_arg_boundary): Ditto.
5025 (rs6000_expand_builtin): Ditto.
5026 (def_builtin): Make abort message a little friendlier.
5027 (rs6000_emit_int_cmove): Add support for 64-bit isel.
5029 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
5030 assembler support the popcntd instruction instead of a vsx
5031 instruction to enable power7 support.
5032 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
5033 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
5034 option to the assembler if -mcpu=native.
5035 (ASM_CPU_NATIVE_SPEC): Ditto.
5036 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
5038 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
5039 the lwsync instruction.
5040 (enum processor_type): Add PROCESSOR_POWER7.
5041 (rs6000_debug_reg): New -mdebug= options.
5042 (rs6000_debug_addr): Ditto.
5043 (rs6000_debug_cost): Ditto.
5044 (rs6000_isel): Delete.
5045 (enum rs6000_vector): New enum to say what vector unit we have.
5046 (VECTOR_UNIT_*): New macros to say which vector unit has
5047 arithmetic operations for a given type.
5048 (VECTOR_MEM_*): New macros to say which vector unit has memory
5049 operations for a given type.
5050 (TARGET_LDBRX): Whether the machine supports the ldbrx
5052 (TARGET_ISEL): Delete, -misel moved to be a mask.
5053 (TARGET_ISEL64): New macro for 64-bit isel support.
5054 (UNITS_PER_VSX_WORD): New macro.
5055 (POINTER_SIZE): Move to be an external variable, rather than
5056 calculating whether we are generating 32 ot 64-bit code.
5058 (STACK_BOUNDARY): Add VSX support.
5059 (LOCAL_ALIGNMENT): Ditto.
5060 (SLOW_UNALIGNED_ACCESS): Ditto.
5061 (VSX_REGNO_P): New macro for VSX support.
5062 (VFLOAT_REGNO_P): Ditto.
5063 (VINT_REGNO_P): Ditto.
5064 (VLOGICAL_REGNO_P): Ditto.
5065 (VSX_VECTOR_MODE): Ditto.
5066 (VSX_SCALAR_MODE): Ditto.
5068 (VSX_MOVE_MODE): Ditto.
5069 (VSX_REG_CLASS_P): Ditto.
5070 (HARD_REGNO_NREGS): Instead of calling a function, use an array
5072 (UNITS_PER_SIMD_WORD): Add VSX support.
5073 (MODES_TIEABLE_P): Ditto.
5074 (STARTING_FRAME_OFFSET): Ditto.
5075 (STACK_DYNAMIC_OFFSET): Ditto.
5076 (EPILOGUE_USES): Ditto.
5077 (REGNO_REG_CLASS): Move to array lookup.
5078 (CLASS_MAX_NREGS): Ditto.
5079 (rs6000_vector_reg_class): Add declaration.
5080 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
5081 overlap with the floating point and Altivec registers.
5083 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
5085 * config/rs6000/driver-rs6000.c (asm_names): New static array to
5086 give the appropriate asm switches if -mcpu=native.
5087 (host_detect_local_cpu): Add support for "asm".
5088 (host_detect_local_cpu): Follow GNU code guidelines for name.
5090 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
5091 -mbit-word to a variable instead of being a target mask.
5093 * config/rs6000/sync.md (lwsync): If the assembler supports it,
5094 emit the lwsync instruction instead of emitting the instruction as
5095 an integer constant.
5097 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
5098 fixuns_trundfsi2, move expander into rs6000.md.
5100 * config/rs6000/rs6000.md (cpu): Add power7.
5101 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
5102 (logical predicate patterns): Change the single instruction
5103 primitives that set CR0 to be fast_compare instead of compare.
5105 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
5106 (popcntddi2): Ditto.
5107 (popcount<mode>): Ditto.
5108 (floating multiply/add insns): Name the floating point
5110 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
5111 (isel_unsigned_<mode>): Ditto.
5112 (fixuns_trundfsi2): Move expander here from spe.md.
5113 (smindi3): Define if we have -misel on 64-bit systems.
5118 2009-06-23 Anatoly Sokolov <aesok@post.ru>
5120 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
5122 * config/avr/avr.c (avr_current_device): New variable.
5123 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
5124 (avr_arch, mcu_type_s): Move to avr.h.
5125 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
5126 default_data_section_start fields.
5127 (avr_arch): Moved from avr.c.
5128 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
5129 library_name fields.
5130 (avr_current_device, avr_mcu_types, avr_arch_types,
5131 avr_device_to_arch, avr_device_to_data_start,
5132 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
5133 (EXTRA_SPEC_FUNCTIONS): Define.
5134 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
5135 options mapping. Use device_to_arch and device_to_data_start insted.
5136 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
5137 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
5138 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
5139 * config/avr/driver-avr.c: New file.
5140 * config/avr/avr-devices.c: New file.
5142 2009-06-23 Jakub Jelinek <jakub@redhat.com>
5144 * var-tracking.c (unshare_variable): Force initialized to
5145 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
5146 (set_variable_part): Likewise.
5147 (struct variable_union_info): Remove pos_src field.
5148 (vui_vec, vui_allocated): New variables.
5149 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
5150 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
5151 == 1 use a simpler sorting algorithm. Compute pos field right
5152 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
5153 Avoid quadratic comparison if !flag_var_tracking_uninit.
5154 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
5155 unshare_variable unconditionally.
5156 (dataflow_set_different_2): Removed.
5157 (dataflow_set_different): Don't traverse second hash table.
5158 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
5159 unconditionally to var_reg_set or var_mem_set.
5160 (emit_notes_in_bb): Likewise.
5161 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
5163 (emit_note_insn_var_location): Don't set initialized to
5164 VAR_INIT_STATUS_INITIALIZED early.
5165 (vt_finalize): Free vui_vec if needed, clear vui_vec and
5167 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
5169 * tree-object-size.c (addr_object_size): Instead of checking
5170 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
5171 are no FIELD_DECLs following it.
5173 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
5175 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
5176 order to match bswaps with signed source operands.
5178 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5180 * sdbout.c (sdbout_one_type): Fix braces in switch.
5182 2009-06-23 Richard Guenther <rguenther@suse.de>
5184 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
5186 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
5187 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
5188 var_callused, callused_tree, var_storedanything, storedanything_tree,
5189 var_integer, integer_tree): Remove global variables.
5190 (new_var_info): Do not pass new id, append the new var to the
5191 global variable vector.
5192 (do_ds_constraint): Use is_global_var member of the variable-info.
5193 (new_scalar_tmp_constraint_exp): Adjust.
5194 (create_function_info_for): Likewise.
5195 (create_variable_info_for): Likewise.
5196 (find_what_var_points_to): Remove dead code.
5197 (init_base_vars): Simplify.
5198 (compute_points_to_sets): Adjust.
5200 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
5202 * combine.c (try_combine): Dump information about the insns we're
5205 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
5207 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
5208 check when calling force_to_mode on TRUNCATE's operand.
5210 2009-06-22 Ian Lance Taylor <iant@google.com>
5212 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
5214 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
5216 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
5218 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5220 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
5221 override library linkage flags such as -static-libgcc or
5224 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
5226 * config/m68k/m68k-devices.def: Add line for MCF5221x.
5228 2009-06-22 Ian Lance Taylor <iant@google.com>
5230 * config/linux.opt: Put mglibc ahead of muclibc.
5232 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
5233 for duplicate decls.
5235 2009-06-22 Matthias Klose <doko@ubuntu.com>
5237 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
5239 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
5242 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
5243 instead of NULL if a parser error occurs.
5245 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5247 * dwarf2out.c (dwarf2_debug_hooks): Initialize
5248 non-DWARF2_DEBUGGING_INFO version.
5250 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
5252 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
5253 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
5255 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
5256 (LIBGCC2_TF_CEXT): Define.
5259 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5262 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
5264 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5266 * config/arm/arm.c (arm_override_options): Disable
5267 -mcaller-super-interworking and -mcallee-super-interworking.
5268 * doc/invoke.texi (ARM Options): Document this.
5270 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
5272 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
5273 * config/arm/constraints.md (j): New constraint for movw operands.
5274 (N): Remove thumb2 meaning.
5275 * config/arm/arm.md (*arm_movw): Delete.
5276 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
5277 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
5278 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
5280 2009-06-22 Martin Jambor <mjambor@suse.cz>
5282 PR tree-optimization/40492
5283 * tree-sra.c (sra_modify_assign): Pass zero offsets to
5284 build_ref_for_offset.
5286 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
5288 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
5289 JUMP_TABLE_DATA_P predicates where applicable.
5290 * auto-inc-dec.c: Ditto.
5291 * builtins.c: Ditto.
5292 * caller-save.c: Ditto.
5294 * cfgcleanup.c: Ditto.
5295 * cfglayout.c: Ditto.
5298 * combine-stack-adj.c: Ditto.
5304 * dwarf2asm.c: Ditto.
5305 * dwarf2out.c: Ditto.
5306 * emit-rtl.c: Ditto.
5312 * function.c: Ditto.
5315 * genpreds.c: Ditto.
5316 * genrecog.c: Ditto.
5318 * ira-costs.c: Ditto.
5319 * ira-lives.c: Ditto.
5322 * lower-subreg.c: Ditto.
5323 * modulo-sched.c: Ditto.
5325 * postreload.c: Ditto.
5326 * print-rtl.c: Ditto.
5335 * sched-vis.c: Ditto.
5337 * sel-sched-ir.c: Ditto.
5338 * simplify-rtx.c: Ditto.
5339 * targhooks.c: Ditto.
5340 * var-tracking.c: Ditto.
5341 * vmsdbgout.c: Ditto.
5343 2009-06-22 Matthias Klose <doko@ubuntu.com>
5345 * Makefile.in (install-plugin): Always use DESTDIR.
5347 2009-06-22 Olivier Hainque <hainque@adacore.com>
5349 * config/pa/pa.c (output_call): Don't optimize post call jumps
5350 into return address adjustments if the call may throw.
5352 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
5354 * arm.c (thumb1_output_casesi): New function.
5355 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
5356 optimizing for size or PIC.
5357 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
5358 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
5359 (casesi): Handle Thumb-1 when optimizing for size or PIC.
5360 (thumb1_casesi_internal_pic): New expand rule.
5361 (thumb1_casesi_dispatch): New pattern.
5362 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
5364 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
5365 in the text seciton when PIC or optimizing for size.
5366 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
5367 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
5368 preservation properties of code.
5369 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
5370 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
5371 (__gnu_thumb1_case_si): New function.
5372 * t-arm (LIB1ASMSRC): Define here.
5373 (LIB1ASMFUNCS): Add some common functions.
5374 * t-arm-elf (LIB1ASMSRC): Delete.
5375 (LIB1ASMFUNCS): Append to existing set.
5376 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5377 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5378 * t-symbian (LIB1ASMFUNCS): Likewise.
5379 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5380 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5382 2009-06-21 Richard Guenther <rguenther@suse.de>
5384 PR tree-optimization/38729
5385 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
5386 to loops with a single exit if -fno-expensive-optimizations.
5388 2009-06-21 Jakub Jelinek <jakub@redhat.com>
5390 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
5391 (dataflow_set): Change vars type from htab_t to shared_hash.
5392 (shared_hash_pool, empty_shared_hash): New variables.
5393 (vars_clear): Removed.
5394 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
5395 shared_hash_find_slot_unshare, shared_hash_find_slot,
5396 shared_hash_find_slot_noinsert, shared_hash_find): New
5398 (shared_hash_unshare, shared_hash_destroy): New functions.
5399 (unshare_variable): Unshare set->vars if shared, use
5401 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
5402 (get_init_value, find_src_set_src, dump_dataflow_set,
5403 clobber_variable_part, emit_notes_for_differences): Use
5405 (dataflow_set_init): Remove second argument, set vars to
5406 empty_shared_hash instead of creating a new htab.
5407 (dataflow_set_clear): Call shared_hash_destroy and set vars
5408 to empty_shared_hash instead of calling vars_clear.
5409 (dataflow_set_copy): Don't call vars_copy, instead just share
5410 the src htab with dst.
5411 (variable_union): Use shared_hash_*, use initially NO_INSERT
5412 lookup if set->vars is shared. Don't keep slot cleared before
5413 calling unshare_variable. Unshare set->vars if needed.
5414 Even ->refcount == 1 vars must be unshared if set->vars is shared
5415 and var needs to be modified.
5416 (variable_canonicalize): New function.
5417 (dataflow_set_union): If dst->vars is empty, just share src->vars
5418 with dst->vars and traverse with variable_canonicalize to canonicalize
5419 and unshare what is needed.
5420 (dataflow_set_different): If old_set and new_set use the same shared
5421 htab, they aren't different. If number of htab elements is different,
5422 htabs are different. Use shared_hash_*.
5423 (dataflow_set_destroy): Call shared_hash_destroy instead of
5425 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
5426 second argument to dataflow_set_init.
5427 (vt_initialize): Likewise. Initialize shared_hash_pool and
5428 empty_shared_hash, move bb in/out initialization afterwards.
5429 Use variable_htab_free instead of NULL as changed_variables del hook.
5430 (variable_was_changed): Change type of second argument to pointer to
5431 dataflow_set. When inserting var into changed_variables, bump
5432 refcount. Unshare set->vars if set is shared htab and slot needs to
5434 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
5435 lookup if set->vars is shared. Unshare set->vars if needed.
5436 Even ->refcount == 1 vars must be unshared if set->vars is shared
5437 and var needs to be modified. Adjust variable_was_changed caller.
5438 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
5439 vars must be unshared if set->vars is shared and var needs to be
5440 modified. Adjust variable_was_changed caller.
5441 (emit_note_insn_var_location): Don't pool_free var.
5442 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
5444 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
5445 free_alloc_pool on shared_hash_pool.
5447 2009-06-20 Anthony Green <green@moxielogic.com>
5449 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
5450 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
5452 2009-06-20 Richard Guenther <rguenther@suse.de>
5454 * tree-ssa-structalias.c (find_func_aliases): For memset use
5455 a constraint from NULL if we memset to zero.
5456 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
5457 we explicitly handle that do not read from memory.
5458 (call_may_clobber_ref_p_1): Properly handle builtins that may
5461 2009-06-20 Richard Guenther <rguenther@suse.de>
5463 PR tree-optimization/40495
5464 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
5465 (new_scalar_tmp_constraint_exp): New function.
5466 (process_constraint): Do not create temporary decls.
5467 (process_all_all_constraints): Likewise.
5468 (handle_const_call): Likewise.
5469 (create_function_info_for): Do not set decl.
5471 2009-06-19 Ian Lance Taylor <iant@google.com>
5473 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
5474 (rs6000_attribute_table): Make static; move before use.
5476 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
5478 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
5479 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
5480 Propagate the TREE_READONLY flag without overwriting it.
5481 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
5482 Propagate the TREE_READONLY flag onto the result.
5483 (process_call_operands): Move around. Use correct constant value.
5485 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5488 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
5489 * config/arm/arm.md: Likewise.
5491 2009-06-19 Ian Lance Taylor <iant@google.com>
5493 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
5494 to GIMPLE_ERROR_MARK.
5496 * c-typeck.c (build_conditional_expr): Add op1_original_type and
5497 op2_original_type parameters. Warn about using different enum types.
5498 * c-parser.c (c_parser_conditional_expression): Pass original
5499 types to build_conditional_expr.
5500 * c-tree.h (build_conditional_expr): Update declaration.
5502 2009-06-19 Ian Lance Taylor <iant@google.com>
5504 * config/i386/i386.c (ix86_function_specific_save): Test that
5505 fields match values, rather than testing the values are in a
5508 2009-06-19 Richard Guenther <rguenther@suse.de>
5510 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
5512 (ptr_derefs_may_alias_p): Likewise.
5513 (ptr_deref_may_alias_ref_p_1): New function.
5514 (ptr_deref_may_alias_ref_p): Likewise.
5515 (ref_maybe_used_by_call_p_1): Handle builtins that are not
5516 covered by looking at the ESCAPED solution.
5517 (call_may_clobber_ref_p_1): Likewise.
5518 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
5519 Handle NULL_TREE offset. Do not produce redundant constraints.
5520 (process_all_all_constraints): New helper function.
5521 (do_structure_copy): Use it.
5522 (handle_lhs_call): Likewise.
5523 (find_func_aliases): Handle some builtins with pointer arguments
5524 and/or return values explicitly.
5526 2009-06-19 Ian Lance Taylor <iant@google.com>
5528 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
5530 2009-06-19 Ian Lance Taylor <iant@google.com>
5532 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
5534 2009-06-19 Ian Lance Taylor <iant@google.com>
5536 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
5537 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
5540 * c-decl.c (finish_decl): If -Wc++-compat, warn about
5541 uninitialized const.
5543 2009-06-19 Ian Lance Taylor <iant@google.com>
5545 * dse.c (struct store_info): Rename bitmap field to bmap. Change
5548 * c-decl.c (in_struct, struct_types): Remove.
5549 (struct c_binding): Add in_struct field.
5550 (c_binding_ptr): Define type, along with VEC.
5551 (struct c_struct_parse_info): Define.
5552 (struct_parse_info): New static variable.
5553 (bind): Initialize in_struct field.
5554 (start_struct): Remove enclosing_in_struct and
5555 enclosing_struct_types parameters. Add
5556 enclosing_struct_parse_info parameter. Change all callers. Set
5557 struct_parse_info rather than in_struct and struct_types.
5558 (grokfield): If -Wc++-compat and there is a symbol binding for the
5559 field name, set the in_struct flag and push it on the
5560 struct_parse_info->fields vector.
5561 (warn_cxx_compat_finish_struct): New static function.
5562 (finish_struct): Remove enclosing_in_struct and
5563 enclosing_struct_types parameters. Add
5564 enclosing_struct_parse_info parameter. Change all callers. Don't
5565 set C_TYPE_DEFINED_IN_STRUCT here. Call
5566 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
5567 parameter. Only push on struct_types if warn_cxx_compat.
5568 (finish_enum): Only push on struct_types if warn_cxx_compat.
5569 (declspecs_add_type): Add loc parameter. Change all callers.
5570 Change all error calls to error_at. Pass loc, not input_location,
5571 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
5572 defined in a struct. If -Wc++-compat and parsing a struct, record
5573 that a typedef name was used.
5574 * c-parser.c (c_parser_declspecs): Get location to pass to
5576 (c_parser_struct_or_union_specifier): Update calls to start_struct
5578 * c-tree.h (struct c_struct_parse_info): Declare.
5579 (finish_struct, start_struct): Update declarations.
5580 (declspecs_add_type): Update declaration.
5582 2009-06-19 Ian Lance Taylor <iant@google.com>
5584 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
5585 variable with an anonymous type.
5587 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
5589 * see.c: Remove for real.
5591 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
5593 * optabs.h (enum optab_index): Add new OTI_significand.
5594 (significand_optab): Define corresponding macro.
5595 * optabs.c (init_optabs): Initialize significand_optab.
5596 * genopinit.c (optabs): Implement significand_optab using
5597 significand?f2 patterns.
5598 * builtins.c (expand_builtin_mathfn): Handle
5599 BUILT_IN_SIGNIFICAND{,F,L}.
5600 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
5601 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
5603 * config/i386/i386.md (significandxf2, significand<mode>2): New
5604 expanders to implement significandf, significand and significandl
5605 built-ins as inline x87 intrinsics.
5607 2009-06-18 Anatoly Sokolov <aesok@post.ru>
5609 * config/avr/avr.c (avr_override_options): Remove setting value of
5610 PARAM_INLINE_CALL_COST.
5612 2009-06-18 Richard Henderson <rth@redhat.com>
5615 * tree-pass.h (TDF_ASMNAME): New.
5616 * tree-dump.c (dump_options): Add asmname.
5617 * doc/invoke.texi: Document it.
5619 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
5620 (dump_decl_name): ...here.
5621 (dump_function_name): New flags arg; mind TDF_ASMNAME.
5622 (dump_generic_node): Update dump_function_name calls.
5623 (print_call_name): New flags arg; update all dump calls.
5624 * diagnostic.h (print_call_name): Update.
5625 * gimple-pretty-print.c (dump_gimple_call): Update.
5627 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
5630 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
5632 2009-06-18 Diego Novillo <dnovillo@google.com>
5634 * doc/plugins.texi: Document plugin_is_GPL_compatible.
5635 * plugin.c (str_license): Declare.
5636 (try_init_one_plugin): Assert that the symbol
5637 'plugin_is_GPL_compatible' exists.
5639 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
5642 * Makefile.in (OBJS-common): Remove see.o.
5644 * common.opt (fsee): Mark as preserved for backward compatibility.
5645 * opts.c (common_handle_option): Add OPT_fsee to the backward
5646 compatibility section.
5647 * passes.c (init_optimization_passes, pass_see): Remove pass.
5648 * timevar.def (TV_SEE): Remove.
5649 * tree-pass.h (pass_see): Remove declaration.
5650 * doc/invoke.texi (-fsee): Remove documentation.
5652 2009-06-18 Martin Jambor <mjambor@suse.cz>
5654 * tree-sra.c: Include statistics.h
5655 (sra_stats): New variable.
5656 (sra_initialize): Clear sra_stats.
5657 (create_access_replacement): Increment sra_stats.replacements.
5658 (get_access_replacement): Do not return twice.
5659 (analyze_all_variable_accesses): Increment statistics counter by the
5660 number of scalarized aggregates.
5661 (generate_subtree_copies): Increment sra_stats.subtree_copies.
5662 (sra_modify_expr): Increment sra_stats.exprs.
5663 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
5664 (sra_modify_assign): Increment sra_stats.exprs,
5665 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
5666 (perform_intra_sra): Update statistics counters.
5667 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
5669 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
5671 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
5672 (arm_scalar_mode_supported_p): New function.
5674 2009-06-18 Paul Brook <paul@codesourcery.com>
5675 Sandra Loosemore <sandra@codesourcery.com>
5677 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
5678 (__extendhfsf2, __truncsfhf2): Define.
5679 * config/arm/fp16.c: New file.
5680 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
5681 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
5683 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
5685 * doc/extend.texi (Half-Precision): New section.
5686 * doc/invoke.texi (Option Summary): List -mfp16-format.
5687 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
5688 * config/arm/arm.opt (mfp16-format=): New.
5689 * config/arm/arm.c: Include intl.h.
5690 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
5691 (TARGET_INVALID_RETURN_TYPE): Redefine.
5692 (TARGET_PROMOTED_TYPE): Redefine.
5693 (TARGET_CONVERT_TO_TYPE): Redefine.
5694 (arm_fp16_format): Define.
5695 (all_fpus): Add entry for neon-fp16.
5696 (fp_model_for_fpu): Likewise.
5697 (struct fp16_format): Declare.
5698 (all_fp16_formats): Define.
5699 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
5701 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
5703 (arm_legitimate_index_p): Treat HFmode like HImode.
5704 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
5705 (coproc_secondary_reload_class): Special-case HFmode.
5706 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
5707 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
5708 (arm_init_fp16_builtins): New.
5709 (arm_init_builtins): Call it.
5710 (arm_invalid_parameter_type): New.
5711 (arm_invalid_return_type): New.
5712 (arm_promoted_type): New.
5713 (arm_convert_to_type).
5714 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
5716 (arm_emit_fp16_const): New function.
5717 (arm_mangle_type): Mangle __fp16 as "Dh".
5718 * config/arm/arm.h (TARGET_VFPD32): Make it know about
5720 (TARGET_NEON_FP16): New.
5721 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
5722 (enum fputype): Add FPUTYPE_NEON_FP16.
5723 (enum arm_fp16_format_type): Declare.
5724 (arm_fp16_format): Declare.
5725 (LARGEST_EXPONENT_IS_NORMAL): Define.
5726 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
5727 * config/arm/arm-modes.def (HFmode): Define.
5728 * config/arm/vfp.md: (*movhf_vfp): New.
5731 * config/arm/arm.md: (fpu): Add neon_fp16.
5732 (floatsihf2, floatdihf2): New.
5733 (fix_trunchfsi2, fix_trunchfdi2): New.
5737 (*arm32_movhf): New.
5738 (*thumb1_movhf): New.
5739 (consttable_2): Add check for HFmode constants.
5740 (consttable_4): Handle HFmode constants.
5742 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
5744 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
5746 2009-06-17 Olivier Hainque <hainque@adacore.com>
5748 * collect2.c (main): Use CONST_CAST2 to perform char ** to
5749 const char ** conversion in AIX specific section.
5751 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
5753 * config/i386/i386.c (ix86_special_builtin_type): Remove
5754 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
5755 (bdesc_special_args): Updated.
5756 (ix86_init_mmx_sse_builtins): Likewise.
5757 (ix86_expand_special_args_builtin): Likewise.
5759 2009-06-17 Richard Henderson <rth@redhat.com>
5761 * tree-pretty-print.c (maybe_dump_asm_name): New.
5762 (dump_decl_name): Use it.
5763 (PRINT_FUNCTION_NAME): Merge into...
5764 (dump_function_name): ... here. Use maybe_dump_asm_name.
5766 2009-06-17 Cary Coutant <ccoutant@google.com>
5768 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
5770 * debug.c (struct gcc_debug_hooks): Change placeholder for
5772 (debug_nothing_int_charstar_int): Replaced by...
5773 (debug_nothing_int_charstar_int_bool): ...this.
5774 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
5775 source_line prototype.
5776 (debug_nothing_int_charstar_int): Replaced by...
5777 (debug_nothing_int_charstar_int_bool): ...this.
5778 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
5779 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
5780 Output is_stmt operand when necessary.
5781 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
5782 (notice_source_line): Add is_stmt parameter.
5783 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
5784 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
5786 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
5787 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
5789 2009-06-17 Ian Lance Taylor <iant@google.com>
5791 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
5793 (struct store_by_pieces_d): Rename from store_by_pieces. Change
5796 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
5798 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
5799 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
5800 tree_strip_sign_nop_conversions and
5801 tree_ssa_strip_useless_type_conversions rather than stripping
5802 the operations here.
5803 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
5805 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
5806 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
5807 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
5808 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
5811 2009-06-17 Michael Eager <eager@eagercon.com>
5813 * config/rs6000/constraints.md (register_constraint "d"): New.
5814 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
5815 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
5816 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
5817 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
5818 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
5819 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
5820 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
5821 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
5822 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
5823 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
5825 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
5826 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
5827 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
5828 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
5829 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
5830 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
5831 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
5832 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
5833 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
5834 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
5835 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
5836 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
5837 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
5838 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
5840 2009-06-16 Ian Lance Taylor <iant@google.com>
5842 * profile.c (total_num_never_executed): Don't define.
5843 (compute_branch_probabilities): Don't count or print
5845 (init_branch_prob): Don't set total_num_never_executed.
5846 (end_branch_prob): Don't print total_num_never_executed.
5848 2009-06-17 David Daney <ddaney@caviumnetworks.com>
5850 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
5852 2009-06-17 David Edelsohn <edelsohn@gnu.org>
5854 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
5855 (nabstd2_fpr): Same.
5857 2009-06-17 Steve Ellcey <sje@cup.hp.com>
5859 * expr.c (expand_assignment): Change complex type check.
5861 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
5863 * doc/plugins.texi (Building GCC plugins): Added new section.
5865 2009-06-17 Ian Lance Taylor <iant@google.com>
5867 * c-pch.c (get_ident): Don't set size of templ array.
5868 (pch_init): Don't set size of partial_pch array.
5870 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
5871 string constant to intialize an array whose size is the length of
5874 2009-06-17 Richard Guenther <rguenther@suse.de>
5876 PR tree-optimization/40389
5877 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
5878 to addressable types.
5879 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
5881 2009-06-17 Richard Guenther <rguenther@suse.de>
5884 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
5885 if there is no evolution of left in the loop bail out.
5886 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
5887 chrec_fold_multiply.
5889 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
5890 Janis Johnson <janis187@us.ibm.com>
5893 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
5894 for the symbol ref of a constant that is the source of a move
5895 - nor for any other not-obvious-label-ref constants.
5897 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
5899 * plugin.c (position_pass): Skip newly inserted pass during list
5900 traversal to avoid repeated insertion.
5902 2009-06-16 Ian Lance Taylor <iant@google.com>
5904 * vec.h (VEC_stack_alloc): Define different version if
5905 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
5906 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
5907 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
5908 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
5910 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
5912 * config.gcc (extra_headers): Add ia32intrin.h for x86.
5914 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
5915 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
5916 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
5917 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
5918 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
5919 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
5920 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
5921 (bdesc_special_args): Add __builtin_ia32_rdtsc and
5922 __builtin_ia32_rdtscp.
5923 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
5924 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
5925 and __builtin_ia32_rorhi.
5926 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
5927 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
5928 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
5929 (ix86_expand_args_builtin): Likewise.
5930 (ix86_expand_special_args_builtin): Likewise.
5932 * config/i386/i386.md (UNSPECV_RDTSCP): New.
5933 (UNSPECV_RDTSC): Likewise.
5934 (UNSPECV_RDPMC): Likewise.
5935 (*bsr): Renamed to ...
5937 (*bsr_rex64): Renamed to ...
5941 (*rdpmc_rex64): Likewise.
5944 (*rdtsc_rex64): Likewise.
5946 (*rdtscp): Likewise.
5947 (*rdtscp_rex64): Likewise.
5949 * config/i386/ia32intrin.h: New.
5951 * config/i386/x86intrin.h: Include <ia32intrin.h>.
5953 2009-06-16 Ian Lance Taylor <iant@google.com>
5955 * ira-build.c (copy_info_to_removed_store_destinations):
5956 Initialize parent_a.
5958 2009-06-16 Ian Lance Taylor <iant@google.com>
5960 * c-decl.c (grokdeclarator): Change size_varies to bool.
5962 2009-06-16 Ian Lance Taylor <iant@google.com>
5964 * sel-sched.c: Make forward declarations of move_op_hooks and
5965 fur_hooks explicitly extern.
5967 2009-06-16 Ian Lance Taylor <iant@google.com>
5969 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
5970 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
5972 2009-06-16 Ian Lance Taylor <iant@google.com>
5974 * resource.c (mark_referenced_resources): Change
5975 include_delayed_effects parameter to bool. Change all callers.
5976 (mark_end_of_function_resources): Likewise.
5977 * reorg.c (insn_references_resource_p): Likewise.
5978 (insn_sets_resource_p): Likewise.
5979 * resource.h (mark_referenced_resources): Update declaration.
5980 (mark_end_of_function_resources): Update declaration.
5982 2009-06-16 David Edelsohn <edelsohn@gnu.org>
5984 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
5986 2009-06-16 David Edelsohn <edelsohn@gnu.org>
5988 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
5989 GCC can bootstrap on AIX with GNU Binutils 2.20.
5991 2009-06-16 Ian Lance Taylor <iant@google.com>
5993 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
5995 2009-06-16 Ian Lance Taylor <iant@google.com>
5997 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
5998 inline, not extern inline.
5999 (exact_log2): Likewise.
6000 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
6002 (exact_log2): Likewise, but don't test CTZ_HWI.
6004 2009-06-16 Ian Lance Taylor <iant@google.com>
6006 * bitmap.c (bitmap_clear): Don't declare as inline.
6007 * gimple.c (gimplify_assign): Likewise.
6008 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
6009 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
6010 (sched_scan_info): Remove duplicate definition.
6012 2009-06-16 Ian Lance Taylor <iant@google.com>
6014 * c-common.c (skip_evaluation): Don't define.
6015 (c_inhibit_evaluation_warnings): Define global variable.
6016 (overflow_warning): Check c_inhibit_evaluation_warnings rather
6017 than skip_evaluation.
6018 (convert_and_check, warn_for_div_by_zero): Likewise.
6019 * c-common.h (skip_evaluation): Don't declare.
6020 (c_inhibit_evaluation_warnings): Declare.
6021 * c-parser.c (c_parser_typeof_specifier): Set
6022 c_inhibit_evaluation_warnings rather than skip_evaluation.
6023 (c_parser_conditional_expression): Likewise.
6024 (c_parser_binary_expression): Likewise.
6025 (c_parser_sizeof_expression): Likewise.
6026 (c_parser_alignof_expression): Likewise.
6027 * c-typeck.c (build_indirect_ref): Check
6028 c_inhibit_evaluation_warnings rather than skip_evaluation.
6029 (build_conditional_expr, build_binary_op): Likewise.
6031 2009-06-16 Richard Guenther <rguenther@suse.de>
6033 * tree-ssa-alias.c (is_escape_site): Remove.
6034 * tree-ssa-alias.h (enum escape_type): Remove.
6035 (is_escape_site): Likewise.
6036 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
6037 via casts and asms without deferring to is_escape_site.
6039 2009-06-16 Jakub Jelinek <jakub@redhat.com>
6042 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
6043 use gen_lowpart if op0 has complex mode.
6045 2009-06-16 Richard Guenther <rguenther@suse.de>
6047 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
6048 variables add them to ESCAPED.
6049 (find_func_aliases): Do not make all indirectly stored values escaped.
6051 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
6053 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
6056 2009-06-16 Martin Jambor <mjambor@suse.cz>
6058 PR tree-optimization/40432
6059 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
6060 check whether we need to force gimple register operand.
6062 2009-06-16 Martin Jambor <mjambor@suse.cz>
6064 PR tree-optimization/40413
6065 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
6066 build_ref_for_offset.
6067 (propagate_subacesses_accross_link): Fix a typo in a comment.
6069 2009-06-16 Ira Rosen <irar@il.ibm.com>
6071 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
6072 with additional parameter.
6073 * tree-vectorizer.h (enum vect_def_type): Add new value
6075 (enum vect_relevant): Add comments.
6076 (vect_is_simple_reduction): Add new argument.
6077 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
6078 Detect nested cycles.
6079 (vect_is_simple_reduction): Update documentation, add an argument to
6080 distinguish inner-loop reduction from nested cycle, detect nested
6081 cycles, fix printings and indentation, don't swap operands in case
6083 (get_initial_def_for_reduction): Handle subtraction.
6084 (vect_create_epilog_for_reduction): Add new argument to specify
6086 (vect_finalize_reduction): Handle subtraction, fix comments.
6087 (vectorizable_reduction): Handle nested cycles. In case of nested
6088 cycle keep track of the reduction variable position. Call
6089 vect_is_simple_reduction with additional parameter. Use original
6090 statement code in reduction epilogue for nested cycle. Call
6091 vect_create_epilog_for_reduction with additional parameter.
6092 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
6093 inner-loop vectorization.
6094 (vect_recog_widen_sum_pattern): Likewise.
6095 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
6097 (vect_mark_stmts_to_be_vectorized): Likewise.
6098 (vect_get_vec_def_for_operand): Handle nested cycles.
6100 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6102 * doc/invoke.texi (Debugging Options): Fix option index entries
6103 for -fdump-statistics, -frandom-seed add entries for
6104 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
6105 (FRV Options): Fix entries for -mTLS, -mtls.
6106 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
6107 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
6108 (M68hc1x Options): Fix @itemx for -mnominmax.
6109 (MCore Options): Fix entry for -mno-lsim.
6110 (MMIX Options): Fix entry for -mabi=mmixware.
6111 (PDP-11 Options): Fix entry for -mbcopy-builtin.
6113 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
6115 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
6116 Mention the plugin mode of gengtype.
6117 * doc/gty.texi (Source Files Containing Type Information): Likewise.
6118 * gengtype.c: Updated copyright.
6119 (plugin_files, nb_plugin_files) Added new static variables.
6120 (measure_input_list) Care about plugin_files.
6121 (write_rtx_next): Added early return in plugin mode.
6122 (create_file): Updated copyright year in generated file. Added
6124 (oprintf): Added early return if NULL outf.
6125 (get_output_file_with_visibility): Care of plugin_files.
6126 (get_output_file_name): May return null.
6127 (write_local): Added early return.
6128 (put_mangled_filename): Ditto.
6129 (finish_root_table): Added check for base_files.
6130 (write_roots): Care about null when plugins.
6131 (main): Added plugin mode.
6133 2009-06-15 Ian Lance Taylor <iant@google.com>
6135 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
6136 * gcov.c (read_count_file): Add braces around variables declared
6139 * c.opt (Wjump-misses-init): New warning.
6140 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
6141 -Wall and -Wc++-compat if not already set.
6142 (c_common_post_options): Clear warn_jump_misses_init if it was not
6144 * c-decl.c (struct c_binding): Change type field to a union with
6145 new label field. Make it the first field in the struct. Update
6146 references to type to use u.type instead.
6147 (struct c_spot_bindings): Define.
6148 (struct c_goto_bindings): Define.
6149 (c_goto_bindings_p): Define, along with VECs.
6150 (struct c_label_vars): Define.
6151 (struct c_scope): Add has_label_bindings field.
6152 (bind_label, set_spot_bindings): New static functions.
6153 (decl_jump_unsafe, update_spot_bindings): New static functions.
6154 (update_label_decls): New static function.
6155 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
6156 Update binding u.label field to shadowed field.
6157 (c_binding_start_stmt_expr): New function.
6158 (c_binding_end_stmt_expr): New function.
6159 (pushdecl): Don't call c_begin_vm_scope.
6160 (make_label): Add defining and p_label_vars parameters. Change
6162 (lookup_label): Correct test for whether a label has not yet been
6163 defined. Call bind_label rather than bind.
6164 (warn_about_goto): New static function.
6165 (lookup_label_for_goto): New function.
6166 (declare_label): Call bind_label rather than bind.
6167 (check_earlier_gotos): New static function.
6168 (define_label): Don't give errors about jumping into statement
6169 expressions or scopes of variably modified types. Call
6170 set_spot_bindings and check_earlier_gotos. Call bind_label
6171 instead of bind. Don't set label_context_stack_se or
6172 label_context_stack_vm.
6173 (c_get_switch_bindings): New function.
6174 (c_release_switch_bindings): New function.
6175 (c_check_switch_jump_warnings): New function.
6176 (start_function): Don't set label_context_stack_se or
6177 label_context_stack_vm.
6178 (finish_function): Likewise.
6179 * c-typeck.c (label_context_stack_se): Don't define.
6180 (label_context_stack_vm): Don't define.
6181 (c_finish_goto_label): Call lookup_label_for_goto rather than
6182 lookup_label. Don't give errors about jumping into a statement
6183 expression or the scope of a variably modified type. Don't set
6184 label_context_stack_se or label_context_stack_vm.
6185 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
6186 fields. Add bindings field.
6187 (c_start_case): Don't set deleted fields. Set bindings field.
6188 (do_case): Rework order of tests. Don't check blocked_stmt_expr
6189 or blocked_vm. Call c_check_switch_jump_warnings.
6190 (c_finish_case): Don't test blocked_stmt_expr field. Call
6191 c_release_switch_bindings.
6192 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
6193 c_switch_stack. Don't walk label_context_stack_se labels. Don't
6194 set label_context_stack_se. Call c_bindings_start_stmt_expr.
6195 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
6196 c_switch_stack. Don't walk label_context_stack_se labels. Don't
6197 set label_context_stack_se. Call c_bindings_end_stmt_expr.
6198 (c_begin_vm_scope, c_end_vm_scope): Don't define.
6199 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
6200 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
6201 (C_DECL_UNJUMPABLE_VM): Don't define.
6202 (C_DECL_UNDEFINABLE_VM): Don't define.
6203 (struct c_label_list): Don't define.
6204 (struct c_label_context_se): Don't define.
6205 (struct c_label_context_vm): Don't define.
6206 (struct c_spot_bindings): Declare.
6207 (c_bindings_start_stmt_expr): Declare.
6208 (c_bindings_end_stmt_expr): Declare.
6209 (lookup_label_for_goto): Declare.
6210 (c_get_switch_bindings, c_release_switch_bindings): Declare.
6211 (c_check_switch_jump_warnings): Declare.
6212 (label_context_stack_se, label_context_stack_vm): Don't declare.
6213 (c_finish_goto_label): Update declaration.
6214 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
6215 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
6216 (Warning Options): Document -Wjump-misses-init.
6218 2009-06-15 Jakub Jelinek <jakub@redhat.com>
6220 * tree-object-size.c (addr_object_size): Fix a pasto in the last
6223 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
6225 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
6227 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
6229 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
6231 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
6233 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
6235 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
6237 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
6238 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
6239 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
6240 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
6241 * dwarf2asm.c (dw2_force_const_mem): Update call to
6243 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
6244 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
6245 * langhooks.c (lhd_comdat_group): Remove.
6246 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
6247 * tree.h (DECL_COMDAT_GROUP): New.
6248 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
6249 (tree_decl_with_vis): Add comdat_group. Remove one_only.
6250 (make_decl_one_only): Change signature.
6251 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
6253 (make_decl_one_only): Change signature.
6254 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
6256 2009-06-15 Richard Guenther <rguenther@suse.de>
6259 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
6261 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6263 * tree-ssa-math-opts.c: Remove extra divide.
6265 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6267 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
6269 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6271 * passes.c: Add bswap pass.
6272 * tree-pass.h: Add pass_optimize_bswap declaration.
6273 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
6274 Include rtl.h, expr.h and optabs.h for optab_handler check.
6275 (struct symbolic_number, pass_optimize_bswap): New definition.
6276 (do_shift_rotate, verify_symbolic_number_p): New functions.
6277 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
6278 (gate_optimize_bswap): New function.
6279 * tree.c (widest_int_cst_value): New function.
6280 * tree.h (widest_int_cst_value): Prototype added.
6282 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
6284 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
6285 REG_EQUAL/REG_EQUIV notes.
6287 2009-06-14 Richard Guenther <rguenther@suse.de>
6290 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
6291 has its address taken if NRV was applied and it is addressable.
6292 * tree-ssa-structalias.c (get_constraint_for_address_of): New
6293 function split out from ...
6294 (get_constraint_for_1): ... here.
6295 (handle_rhs_call): Use it to mark the return slot escaped if
6296 it is addressable and NRV was applied.
6298 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
6300 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
6301 Change first argument type to location_t.
6302 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
6303 Do not set input_location.
6304 Use loc instead of input_location throughout.
6306 2009-06-13 Richard Guenther <rguenther@suse.de>
6308 PR tree-optimization/40421
6309 * tree-predcom.c (should_unroll_loop_p): Remove.
6310 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
6312 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
6314 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6315 Add location argument.
6317 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
6319 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
6321 * config/s390/s390.c (s390_build_builtin_va_list): Same.
6322 (s390_gimplify_va_arg): Pass location to create_artificial_label.
6323 * config/spu/spu-protos.h: Add location to
6324 spu_resolve_overloaded_builtin.
6325 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
6326 spu_build_builtin_va_list.
6327 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
6328 argument. Pass location to build_function_call_vec.
6329 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
6331 (emit_fpu_switch): Same.
6332 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
6333 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
6334 to build_decl and create_artificial_label.
6335 (xtensa_gimplify_va_arg_expr): Same.
6336 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
6337 (xstormy16_gimplify_va_arg_expr): Same.
6338 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
6339 * config/arm/arm.c (arm_build_builtin_va_list): Same.
6340 * config/mips/mips.c (mips_build_builtin_va_list): Same.
6341 (mips16_build_function_stub): Same.
6342 (mips16_build_call_stub): Same.
6344 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
6347 * arm/constraints.md (Pa, Pb): New constraints.
6348 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
6349 split pattern to deal with them.
6351 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
6353 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
6354 fix index entry for -Xpreprocessor.
6356 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
6358 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6359 Add location argument to build_decl call.
6360 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
6361 (rs6000_init_builtins): Same.
6362 (spe_init_builtins): Same.
6363 (rs6000_gimplify_va_arg): Add location argument to
6364 create_artificial_label call.
6366 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
6368 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
6369 * combine-stack-adj.c (pass_stack_adjustments): Use it.
6370 * Makefile.in: Fix GGC dependency for gcse.o.
6372 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
6374 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
6375 * gimple-pretty-print.c (dump_gimple_stmt): Same.
6376 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
6378 * c-parser.c (c_parser_binary_expression): Use current column while
6379 building binary operations.
6380 * common.opt (fshow-column): Enable by default.
6381 * tree-vrp.c (check_array_ref): Use warning_at.
6382 (check_array_bounds): Use location from call back if expr has no
6384 * tree.h: Add location argument to maybe_fold_*.
6385 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
6386 (maybe_fold_offset_to_array_ref): Add location argument and use it.
6387 (maybe_fold_offset_to_component_ref): Same.
6388 (maybe_fold_offset_to_reference): Same.
6389 (maybe_fold_offset_to_address): Same.
6390 (maybe_fold_stmt_indirect): Same.
6391 (maybe_fold_stmt_addition): Same.
6392 (fold_stmt_r): Pass location to maybe_fold_*.
6393 (fold_gimple_assign): Same.
6394 * c-tree.h: Add location argument to finish_decl,
6395 default_function_array_conversion, store_init_value.
6396 * c-decl.c (define_label): Use error_at.
6397 (c_make_fname_decl): Pass location to finish_decl.
6398 (finish_decl): New location argument.
6399 (build_compound_literal): Pass location to store_init_value.
6400 (grokdeclarator): Pass location to finish_decl.
6402 * c-typeck.c (array_to_pointer_conversion): New location argument.
6403 (function_to_pointer_conversion): Same.
6404 (default_function_array_conversion): Same.
6405 (parser_build_unary_op): Pass location to overflow_warning.
6406 (parser_build_binary_op): Same. Use warning_at.
6407 (build_unary_op): Pass location to array_to_pointer_conversion.
6408 (build_c_cast): Pass location to digest_init.
6409 (build_modify_expr): New location argument.
6410 (convert_for_assignment): Same.
6411 (store_init_value): Same.
6412 (digest_init): Same.
6413 (output_init_element): Pass location to digest_init and
6414 array_to_pointer_conversion.
6415 (c_finish_return): Pass location to convert_for_assignment.
6416 * gimplify.c (gimplify_conversion): Pass location to
6417 maybe_fold_offset_to_address.
6418 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
6419 to maybe_fold_stmt_addition.
6420 * c-omp.c (c_finish_omp_atomic): Pass new location to
6422 (c_finish_omp_for): Same.
6423 * c-common.c (overflow_warning): New argument.
6424 * c-common.h: New argument to build_modify_expr, overflow_warning.
6425 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
6427 (c_parser_initializer): Pass location to
6428 default_function_array_conversion.
6429 (c_parser_initelt): Same.
6430 (c_parser_initval): Same.
6431 (c_parser_asm_operands): Same.
6432 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
6433 (c_parser_conditional_expression): Same.
6434 (c_parser_binary_expression): Add location info to stack. Use it.
6435 (c_parser_unary_expression): Pass location to
6436 default_function_array_conversion, parser_build_unary_op,
6437 build_indirect_ref, c_parser_postfix_expression_after_primary.
6438 (c_parser_postfix_expression_after_primary): New location argument.
6440 (c_parser_expression_conv): Pass location to
6441 default_function_array_conversion.
6442 (c_parser_expr_list): Same.
6443 (c_parser_omp_atomic): Same.
6444 (c_parser_omp_for_loop): Same.
6445 * c-tree.h: (struct c_declarator): Add comment to id_loc.
6446 (build_array_declarator): New argument.
6447 * c-decl.c (build_array_declarator): Add location argument.
6448 (grokdeclarator): Set id_loc for cdk_array.
6449 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
6450 build_array_declarator.
6451 * tree.c (build_omp_clause): Add location argument.
6452 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
6453 (OMP_CLAUSE_LOCATION): New macro.
6454 (struct tree_omp_clause): Add location field.
6455 (build_omp_clause): Add argument.
6456 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
6457 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
6459 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
6460 (cp_parser_omp_clause_collapse): Same.
6461 (cp_parser_omp_clause_default): Same.
6462 (cp_parser_omp_clause_if): Same.
6463 (cp_parser_omp_clause_nowait): Same.
6464 (cp_parser_omp_clause_num_threads): Same.
6465 (cp_parser_omp_clause_ordered): Same.
6466 (cp_parser_omp_clause_schedule): Same.
6467 (cp_parser_omp_clause_untied): Same.
6468 (cp_parser_omp_for_loop): Same.
6469 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
6470 * c-tree.h (c_start_case): Add location argument.
6471 (c_process_expr_stmt): Same.
6472 (c_finish_goto_*): Same.
6473 * tree-parloops.c (initialize_reductions): Pass location to
6475 (create_parallel_loop): Same.
6476 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
6477 (gfc_trans_omp_reduction_list): Same.
6478 (gfc_trans_omp_clauses): Same.
6479 (gfc_trans_omp_do): Same.
6480 * c-typeck.c (c_finish_goto_label): Same.
6481 (c_finish_goto_ptr): New location argument.
6482 (c_start_case): Same.
6483 (emit_side_effect_warnings): Same.
6484 (c_process_expr_stmt): Same.
6485 (c_finish_stmt_expr): Same.
6486 (c_finish_omp_clauses): Use error_at instead of error.
6487 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
6489 * c-omp.c (c_split_parallel_clauses): New location argument.
6490 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
6491 to build_omp_clause.
6492 (convert_local_reference_stmt): Same.
6493 (convert_gimple_call): Same.
6494 * c-common.h (c_split_parallel_clauses): New argument.
6495 * c-parser.c (c_parser_statement_after_labels): Pass location to
6496 c_finish_goto_label.
6497 (c_parser_switch_statement): Pass location to c_start_case.
6498 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
6499 and c_process_expr_stmt.
6500 (c_parser_omp_variable_list): Add location argument.
6501 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
6502 (c_parser_omp_clause_default): Same.
6503 (c_parser_omp_clause_if): Same.
6504 (c_parser_omp_clause_num_threads): Same.
6505 (-c_parser_omp_clause_ordered): Same.
6506 (c_parser_omp_clause_reduction): Pass location to
6507 c_parser_omp_variable_list.
6508 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
6509 (c_parser_omp_clause_untied): Same.
6510 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
6511 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
6513 * c-tree.h (check_for_loop_decls, undeclared_variable,
6514 build_component_ref, build_array_ref, build_external_ref,
6515 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
6516 build_conditional_expr, build_compound_expr, c_cast_expr,
6517 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
6518 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
6520 * c-semantics.c (build_stmt): Same.
6521 (build_case_label): Same.
6522 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
6523 (undeclared_variable): New argument.
6525 (lookup_label): Pass location on down.
6526 (define_label): Same.
6527 (finish_decl): Same.
6528 (build_compound_literal): Same.
6529 (finish_struct): Same.
6530 (finish_function): Do not set location here.
6531 (check_for_loop_decls): New argument.
6532 * tree.c (save_expr): Set location.
6533 (build_empty_stmt): New argument.
6534 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
6535 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
6536 * builtins.c (gimplify_va_arg_expr): Use locations.
6537 (expand_builtin_sync_operation): Same.
6538 * c-typeck.c (build_component_ref): New argument.
6539 (build_array_ref): Same.
6540 (build_external_ref): Same.
6541 (c_expr_sizeof_expr): Same.
6542 (c_expr_sizeof_type): Same.
6543 (parser_build_unary_op): Same.
6544 (build_conditional_expr): Same.
6545 (build_compound_expr): Pass location on down.
6546 (build_compound_expr): New argument.
6547 (build_c_cast): Same.
6548 (c_cast_expr): Same.
6549 (build_asm_expr): Same.
6550 (c_finish_return): Same.
6551 (c_process_expr_stmt): Pass location on down.
6552 (c_finish_stmt_expr): New argument.
6553 (push_clenaup): Same.
6554 (c_finish_omp_parallel): Same.
6555 (c_finish_omp_task): Same.
6556 * gimplify.c (gimplify_call_expr): Pass location on down.
6557 * c-omp.c (c_finish_omp_master): New argument.
6558 (c_finish_omp_critical): Same.
6559 (c_finish_omp_ordered): Same.
6560 (c_finish_omp_barrier): Same.
6561 (-c_finish_omp_taskwait): Same.
6562 (c_finish_omp_atomic): Same.
6563 (c_finish_omp_flush): Same.
6564 * tree-inline.c (copy_tree_body_r): Pass location on down.
6565 (inline_forbidden_p): Remove use of input_location.
6566 * c-gimplify.c (c_build_bind_expr): New argument.
6567 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
6568 (c_sizeof_or_alignof_type): New argument.
6569 (c_alignof_expr): Same.
6570 (build_va_arg): Same.
6571 (c_add_case_label): Same.
6572 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
6573 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
6574 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
6575 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
6576 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
6577 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
6579 * stub-objc.c (objc_build_selector_expr): Same.
6580 (objc_build_throw_stmt): Same.
6581 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
6582 (c_parser_initelt): Same.
6583 (c_parser_compound_statement): Same.
6584 (c_parser_compound_statement_nostart): Same.
6585 (c_parser_label): Same.
6586 (c_parser_statement_after_labels): Same.
6587 (c_parser_if_body): Same.
6588 (c_parser_else_body): Same.
6589 (c_parser_if_statement): Same.
6590 (c_parser_switch_statement): Same.
6591 (c_parser_while_statement): Same.
6592 (c_parser_do_statement): Same.
6593 (c_parser_for_statement): Same.
6594 (c_parser_asm_statement): Same.
6595 (c_parser_conditional_expression): Same.
6596 (c_parser_binary_expression): Same.
6597 (c_parser_cast_expression): Same.
6598 (c_parser_unary_expression): Same.
6599 (c_parser_sizeof_expression): Same.
6600 (c_parser_alignof_expression): Same.
6601 (c_parser_postfix_expression): Same.
6602 (c_parser_expression): Same.
6603 (c_parser_objc_receiver): Same.
6604 (c_parser_omp_variable_list): Same.
6605 (c_parser_omp_structured_block): Same.
6606 (c_parser_omp_atomic): New argument.
6607 (c_parser_omp_barrier): Same.
6608 (c_parser_omp_critical): Same.
6609 (c_parser_omp_flush): Pass location on down.
6610 (c_parser_omp_for_loop): New argument.
6611 (c_parser_omp_for): Same.
6612 (c_parser_omp_master): Same.
6613 (c_parser_omp_ordered): Same.
6614 (c_parser_omp_sections_scope): Same.
6615 (c_parser_omp_sections): Same.
6616 (c_parser_omp_parallel): Same.
6617 (c_parser_omp_single): Same.
6618 (c_parser_omp_task): Same.
6619 (c_parser_omp_taskwait): Pass location on down.
6620 (c_parser_omp_construct): Same.
6621 (c_parser_omp_threadprivate): Same.
6622 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
6623 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
6624 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
6625 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
6626 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
6627 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
6628 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
6629 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
6630 config/i386/i386.c, stmt.c:
6631 Add location argument to the following function definitions and/or
6632 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
6633 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
6634 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
6635 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
6636 do_case, c_finish_bc_stmt, build_compound_literal,
6637 build_function_call.
6638 * c-decl.c (build_compound_literal): Add location argument.
6639 Make all diagnostic calls use location.
6640 (start_struct): Same.
6641 (finish_struct): Same.
6643 (build_enumerator): Same.
6644 (start_function): Same.
6645 (grokdeclarator): Make all diagnostic calls use location.
6646 (store_parm_decls_oldstyle): Same.
6647 * c-typeck.c (build_function_call): Add location argument.
6648 Make all diagnostic calls use location.
6650 (c_finish_bc_stmt): Same.
6651 * tree-nested.c (get_trampoline_type): Add argument.
6652 Pass location to build_decl.
6653 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
6654 * rtl.h (RTL_LOCATION): New.
6655 * c-common.c (c_add_case_label): Add location argument.
6656 Make all diagnostic calls use location.
6657 * c-common.h: Add location argument to make_fname_decl, do_case,
6658 c_add_case_label, build_function_call, resolve_overloaded_builtin.
6659 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
6660 Set it appropriately for every case. Pass enum_loc to start_enum
6661 call. Pass value_loc first to build_enumerator. Pass enum_loc to
6663 (c_parser_struct_or_union_specifier): Save location. Use it for
6664 start_struct, finish_struct, and parser_xref_tag.
6666 2009-06-12 Ian Lance Taylor <iant@google.com>
6668 * fold-const.c (fold_unary): Rename local variable and to and_expr.
6670 * c-opts.c (c_common_handle_option): For -Wc++-compat set
6671 cpp_opts->warn_cxx_operator_names.
6673 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
6676 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
6677 is returns NULL and OP is a VCE, look through the VCE.
6679 2009-06-12 Ian Lance Taylor <iant@google.com>
6682 * collect2.c (main): Use CONST_CAST2 in code inside #if
6683 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
6685 2009-06-12 Joey Ye <joey.ye@intel.com>
6688 * cfgexpand.c (get_decl_align_unit): Update
6689 max_used_stack_slot_alignment with align instead of
6690 stack_alignment_needed.
6692 * function.c (assign_stack_local_1): Update
6693 max_used_stack_slot_alignment with alignment_in_bits instead
6694 of stack_alignment_needed.
6695 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
6698 2009-06-12 Jakub Jelinek <jakub@redhat.com>
6700 * dwarf2out.c (last_var_location_insn): New variable.
6701 (dwarf2out_end_epilogue): Clear last_var_location_insn.
6702 (dwarf2out_var_location): Don't record anything after last real
6703 insn. Only change labels if there were any real instructions
6704 in between last note and this one, or if changed sections.
6706 2009-06-11 Richard Henderson <rth@redhat.com>
6708 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
6709 note when storing the frame pointer in a register.
6710 (FRP): Don't redefine to nothing for epilogue.
6711 (alpha_expand_epilogue): Mark register and sp restores.
6712 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
6714 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
6715 when gen_lowpart is needed.
6717 2009-06-11 Richard Henderson <rth@redhat.com>
6719 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
6721 * dwarf2out.c (need_data_align_sf_opcode): New.
6722 (div_data_align): Move earlier.
6723 (def_cfa_1, reg_save): Use it.
6725 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
6727 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
6728 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
6729 (ix86_handle_option): Handle OPT_mcrc32.
6730 (ix86_target_string): Add -mcrc32.
6731 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
6733 * config/i386/i386.h (TARGET_CRC32): New.
6735 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
6736 (sse4_2_crc32di): Likewise.
6738 * config/i386/i386.opt (mcrc32): New.
6740 * doc/invoke.texi: Document -mcrc32.
6742 2009-06-11 Richard Henderson <rth@redhat.com>
6744 * common.opt (gdwarf-): Accept a version number.
6745 * doc/invoke.texi (gdwarf-): Update docs.
6746 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
6747 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
6748 version level, and record it.
6750 * dwarf2.h (DW_CIE_VERSION): Remove.
6751 * dwarf2out.c (DWARF_VERSION): Remove.
6752 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
6753 (output_call_frame_info): Use CIE version 3 for dwarf3,
6754 or if the return register column is out of range for version 1.
6755 (dwarf_stack_op_name): Add all dwarf3 values.
6756 (DEBUG_PUBTYPES_SECTION): New.
6757 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
6758 encoding change for dwarf3.
6759 (output_die) [dw_val_class_die_ref]: Likewise.
6760 (output_compilation_unit_header): Emit correct version for dwarf3.
6761 (output_line_info): Likewise.
6762 (output_pubnames): Update for DWARF_VERSION removal.
6763 (output_aranges): Likewise.
6764 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
6765 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
6766 (dwarf2out_finish): Likewise.
6768 2009-06-11 David Daney <ddaney@caviumnetworks.com>
6770 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
6773 2009-06-11 David Daney <ddaney@caviumnetworks.com>
6776 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
6777 * builtins.c (expand_builtin_unreachable): New function.
6778 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
6779 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
6780 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
6782 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
6783 searching for missing barriers.
6785 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6787 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
6788 when -fprofile-generate* was passed.
6789 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
6791 2009-06-11 Anthony Green <green@moxielogic.com>
6793 * config/moxie/moxie.md: Define length attribute for all instructions.
6795 (*b<cond:code>): Support limited branch ranges for new PC-relative
6796 branch instructions.
6797 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
6799 2009-06-11 Jakub Jelinek <jakub@redhat.com>
6801 * config/i386/i386.c (min_insn_size): Use get_attr_length
6802 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
6805 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
6806 instead of emit_insn_before.
6808 2009-06-10 Ian Lance Taylor <iant@google.com>
6811 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
6814 2009-06-10 Revital Eres <eres@il.ibm.com>
6816 * passes.c (init_optimization_passes): Reschedule
6817 predictive-commoning pass before complete unroll pass.
6819 2009-06-10 Martin Jambor <mjambor@suse.cz>
6821 * cgraph.c (cgraph_node_can_be_local_p): New function.
6822 (cgraph_make_node_local): New function.
6823 * cgraph.h (cgraph_node_can_be_local_p): Declare.
6824 (cgraph_make_node_local): Declare.
6826 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
6828 * tree.h (tree_base): Add packed_flag and user_align fields.
6829 Decrease size of spare field.
6830 (TYPE_USER_ALIGN): Use user_align from tree_base.
6831 (DECL_USER_ALIGN): Likewise.
6832 (TYPE_PACKED): Use packed_flag from tree_base.
6833 (DECL_PACKED): Likewise.
6834 (tree_type): Delete packed_flag and user_align fields. Widen
6835 precision field. Widen mode field and shuffle fields to align
6836 mode on an 8-bit boundary.
6837 (tree_decl_common): Delete decl_flag_1 and user_align fields.
6838 Renumber decl_flag_* fields. Fix comments. Widen
6839 decl_common_unused field.
6840 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
6841 (DECL_EXTERNAL): Likewise.
6842 (DECL_BIT_FIELD): Likewise.
6843 (DECL_NONADDRESSABLE_P): Likewise.
6844 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
6845 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
6847 2009-06-10 Ian Lance Taylor <iant@google.com>
6849 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
6850 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
6851 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
6852 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
6853 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
6854 DEF_VEC_ALLOC_FUNC_P.
6855 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
6856 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
6857 DEF_VEC_ALLOC_FUNC_O.
6858 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
6859 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
6860 DEF_VEC_ALLOC_FUNC_I.
6861 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
6862 (vec_stack_p_reserve_exact_1): Declare.
6863 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
6864 (vec_stack_free): Declare.
6865 (VEC_stack_alloc): Define.
6866 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
6867 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
6868 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
6869 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
6871 (stack_vecs): New static variable.
6872 (vec_stack_p_reserve_exact_1): New function.
6873 (vec_stack_o_reserve_1): New static function.
6874 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
6875 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
6876 (vec_stack_free): New function.
6877 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
6878 (VEC_df_ref_stack_alloc): Define.
6879 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
6880 DEF_VEC_ALLOC_P_STACK.
6881 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
6882 (struct df_collection_rec): Change _vec fields to VEC. Remove
6884 (df_free_collection_rec): Adjust for new fields.
6885 (df_insn_rescan): Use new df_collection_rec fields.
6886 (df_notes_rescan, df_canonize_collection_rec): Likewise.
6887 (df_ref_create_structure, df_ref_record): Likewise.
6888 (df_get_conditional_uses, df_get_call_refs): Likewise.
6889 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
6890 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
6891 (df_record_exit_block_uses, df_bb_verify): Likewise.
6892 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
6893 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
6894 Remove count parameter. Change return type to void. Change all
6896 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
6897 Remove count parameter. Change return type to void. Change all
6899 (df_install_refs): Change old_vec parameter to VEC. Remove count
6900 parameter. Change all callers.
6901 (df_install_mws): Change old_vec parameter to VEC. Remove count
6902 parameter. Change all callers.
6903 (df_refs_verify): Change new_rec parameter to VEC. Change call
6905 (df_mws_verify): Likewise.
6907 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
6909 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
6911 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
6913 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
6915 2009-06-10 Anthony Green <green@moxielogic.com>
6917 * config/moxie/crti.asm: New file.
6918 * config/moxie/crtn.asm: New file.
6919 * config/moxie/moxie.c: New file.
6920 * config/moxie/moxie.h: New file.
6921 * config/moxie/sfp-machine.h: New file.
6922 * config/moxie/moxie-protos.h: New file.
6923 * config/moxie/t-moxie: Created.
6924 * config/moxie/t-moxie-softfp: Created.
6925 * config/moxie/moxie.md: Created.
6926 * config/moxie/constraints.md: Created.
6927 * config.gcc: Add moxie support.
6928 * doc/md.texi (Machine Constraints): Add moxie constraints.
6929 * doc/contrib.texi (Contributors): Mention moxie port.
6930 * doc/install.texi (Specific): Mention the moxie port.
6932 2009-06-09 Ian Lance Taylor <iant@google.com>
6934 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
6936 * optabs.c (optab_table): Only use designated initializers if
6937 HAVE_DESIGNATED_INITIALIZERS is defined.
6938 (convert_optab_table): Likewise.
6939 (init_optabs): Always call init_insn_codes if
6940 HAVE_DESIGNATED_INITIALIZERS is not defined.
6942 2009-06-09 Ian Lance Taylor <iant@google.com>
6944 * targhooks.c (default_builtin_vectorized_function): Change fn
6945 parameter to unsigned int.
6946 (default_builtin_vectorized_conversion): Change code parameter to
6948 (default_builtin_reciprocal): Change fn parameter to unsigned int.
6949 * targhooks.h: Update declarations.
6950 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
6951 parameter to unsigned int.
6953 * c-typeck.c (comptypes_check_enum_int): New static function.
6954 (comptypes_internal): Add enum_and_int_p parameter. Change all
6956 (comp_target_types): Add location parameter. Change all callers.
6957 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
6959 (function_types_compatible_p, type_lists_compatible_p): Likewise.
6960 (build_conditional_expr): Add colon_loc parameter. Change all
6962 (convert_for_assignment): Add location parameter. Change all callers.
6963 * c-parser.c (c_parser_conditional_expression): Pass location of
6964 colon to build_conditional_expr.
6965 * c-tree.h (build_conditional_expr): Update declaration.
6967 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
6969 * graphite.c: Revert previous patch.
6971 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
6974 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
6976 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
6978 * tree-ssa-loop-prefetch.c
6979 (loop_prefetch_arrays): Fixed a portability problem in printf format
6982 2009-06-09 Martin Jambor <mjambor@suse.cz>
6984 PR tree-optimization/40351
6985 * tree-sra.c (propagate_subacesses_accross_link): Check that a
6986 refrence to a potential artifical subaccess can be constructed.
6988 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
6990 * config/sh/sh-protos.h (sh_optimization_options): Declare.
6991 (sh_override_options): Likewise.
6992 * config/sh/sh.c: Include params.h.
6993 (sh_optimization_options): New.
6994 (sh_override_options): Likewise.
6995 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
6996 (OVERRIDE_OPTIONS): Use sh_override_options.
6998 2009-06-08 Jakub Jelinek <jakub@redhat.com>
7000 * dwarf2out.c (emit_cfa_remember): New variable.
7001 (add_fde_cfi): If emit_cfa_remember, recurse to add
7002 DW_CFA_remember_state first.
7003 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
7004 instead just set emit_cfa_remember.
7006 2009-06-08 Jan Hubicka <jh@suse.cz>
7009 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
7011 2009-06-08 Jan Hubicka <jh@suse.cz>
7014 * cgraphunit.c (save_inline_function_body): Do not copy transform
7015 hooks for saved inline bodies.
7016 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
7019 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
7021 * jump.c (returnjump_p): Handle delayed branches. Add missing
7024 2009-06-08 Jan Hubicka <jh@suse.cz>
7027 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
7028 original node might've been modified.
7029 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
7031 2009-06-08 Jakub Jelinek <jakub@redhat.com>
7033 * tree-object-size.c (addr_object_size): Add OSI argument.
7034 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
7035 (compute_builtin_object_size, expr_object_size): Adjust callers.
7036 (plus_stmt_object_size): Call addr_object_size instead of
7037 compute_builtin_object_size.
7039 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
7040 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7042 * tree-ssa-loop-prefetch.c
7043 (gather_memory_references): Introduced a counter for the number of
7045 (anything_to_prefetch_p): Introduced a counter for the number of
7047 (is_loop_prefetching_profitable): New function with a cost model
7049 (loop_prefetch_arrays): Use the new cost model to determine if
7050 prefetching is profitable.
7051 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
7052 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
7053 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
7054 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
7055 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
7056 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
7058 2009-06-08 Michael Matz <matz@suse.de>
7061 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
7062 partitions use the same.
7063 (expand_one_var): Deal with DECL_RTL sometimes begin set also
7064 for basevars of SSA_NAMEs.
7065 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
7066 to not expand them twice.
7067 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
7070 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
7072 * common.opt (fcompare-debug=, fcompare-debug-second): New.
7073 (fdump-final-insns=, gtoggle): New.
7074 * doc/invoke.texi: Document them.
7075 * final.c (rest_of_clean_state): Dump final insn stream.
7076 * gcc.c (invoke_as): Hook in -fcompare-debug.
7077 (static_spec_functions): Add compare-debug-dump-opt,
7078 compare-debug-self-opt and compare-debug-auxbase-opt.
7079 (compare_debug, compare_debug_second, compare_debug_opt): New.
7080 (switches_debug_check, n_switches_debug_check): New.
7081 (debug_auxbase_opt, debug_check_temp_file): New.
7082 (process_command): Handle -fno-compare-debug, -fcompare-debug and
7084 (do_self_spec): Handle arguments after switches.
7085 (do_spec_1): Add .gk extension to temp file basenames for compare.
7086 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
7087 (cc1_options): Use it instead of normal auxbase computation for
7088 the second compare-debug compilation.
7089 (compare_files): New.
7090 (main): Set up and implement compare debug mode.
7091 (compare_debug_dump_opt_spec_function): New.
7092 (compare_debug_self_opt_spec_function): New.
7093 (compare_debug_auxbase_opt_spec_function): New.
7094 * toplev.c (process_options): Handle flag_gtoggle,
7095 flag_dump_final_insns.
7096 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
7097 during -fcompare-debug-second compilation.
7099 2009-06-07 Ian Lance Taylor <iant@google.com>
7101 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
7102 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
7104 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
7105 with no default node. Change warning with %H to warning_at.
7106 Don't clear warn_switch around case checking.
7107 * doc/invoke.texi (Warning Options): Clarify distinction between
7108 -Wswitch and -Wswitch-enum.
7110 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7112 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
7114 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7116 * gbl-ctors.h: Add header guard.
7118 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7120 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
7121 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
7122 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
7123 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
7124 prototypes for removed functions.
7125 (expressions_equal_p): Move to ...
7126 * tree-ssa-sccvn.h: ... here and ...
7127 * matrix-reorg.c: ... adjust includes.
7129 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7131 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
7133 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7135 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
7136 (finish_function): Remove erroneous whitespace.
7138 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7140 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
7141 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
7143 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7145 * errors.c (internal_error): Commentary typo fix.
7146 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
7147 * tree-ssa-pre.c: Ditto.
7149 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7151 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
7152 them is supposed to hold actual statements.
7154 2009-06-06 Ian Lance Taylor <iant@google.com>
7156 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
7157 empty statements can now have attributes.
7159 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
7161 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
7162 * config/mips/mips.md: Ditto.
7164 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
7166 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
7168 (__eabi_uconvert): Likewise.
7170 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
7172 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
7173 CFI_* definitions with IN_GCC.
7175 2009-06-05 David Edelsohn <edelsohn@gnu.org>
7177 * xcoffout.h (xcoffout_source_line): Update prototype.
7179 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7181 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
7182 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
7184 2009-06-05 Jakub Jelinek <jakub@redhat.com>
7187 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
7188 inlined_function_outer_scope_p blocks for artificial inlines
7190 * tree.c (tree_nonartificial_location): Rewrite using
7191 block_nonartificial_location.
7193 2009-06-05 Revital Eres <eres@il.ibm.com>
7194 Leehod Baruch <leehod@il.ibm.com>
7196 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
7197 (expand_expr_real_1): Remove comment.
7198 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
7199 Vectorize misaligned access when the target supports it.
7200 (vect_supportable_dr_alignment): Check for unaligned access support.
7201 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
7204 2009-06-05 Julian Brown <julian@codesourcery.com>
7206 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
7207 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
7209 2009-06-05 Richard Guenther <rguenther@suse.de>
7212 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
7215 2009-06-05 Jakub Jelinek <jakub@redhat.com>
7217 * config/s390/s390.c (global_not_special_regno_p): New static inline.
7218 (save_gprs): Don't tell unwinder when a global register is saved.
7219 (s390_emit_epilogue): Emit needed epilogue unwind info.
7221 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
7223 * dwarf2out.c (deferred_asm_name): New.
7224 (add_name_and_src_coords_attributes): Defer creation of
7225 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
7227 (move_linkage_attr): New.
7228 (dwarf2out_finish): Revisit deferrals and emit attributes at the
7231 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
7233 * tree-nested.c (finalize_nesting_tree_1): Declare the
7234 frame_decl in the binding tree.
7236 2009-06-04 Cary Coutant <ccoutant@google.com>
7238 * basic-block.h (struct basic_block_def): Add discriminator field.
7239 * dbxout.c (dbxout_source_line): Add new parameter. Change all
7241 * debug.c (do_nothing_debug_hooks): Add additional entry.
7242 (debug_nothing_int_charstar_int): New function.
7243 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
7244 (debug_nothing_int_charstar_int): New declaration.
7245 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
7246 discriminator value in .loc directive.
7247 * final.c (last_discriminator): New variable.
7248 (discriminator): New variable.
7249 (final_start_function): Initialize above variables, pass current
7250 discriminator to debug hook.
7251 (notice_source_line): Check for discriminator change.
7252 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
7253 * sdbout.c (sdbout_source_line): New parameter.
7254 * tree-cfg.c (struct locus_discrim_map): New structure type.
7255 (discriminator_per_locus): New hash table.
7256 (build_gimple_cfg): Allocate and free discriminator hash table.
7257 (make_edges): Call assign_discriminator.
7258 (locus_map_hash): New function.
7259 (locus_map_eq): New function.
7260 (next_discriminator_for_locus): New function.
7261 (same_line_p): New function.
7262 (assign_discriminator): New function.
7263 (make_cond_expr_edges): Call assign_discriminator.
7264 (make_gimple_switch_edges): Likewise.
7265 (first_non_label_stmt): New function.
7266 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
7268 * xcoffout.c (xcoffout_source_line): Add new parameter.
7270 * configure.ac (gcc_cv_as_discriminator): New configury check for
7271 gas support for discriminator.
7272 * configure: Regenerate.
7273 * config.in: Regenerate.
7275 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7277 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
7278 val after checking for integers.
7280 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
7282 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
7284 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
7285 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
7286 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
7287 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
7288 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
7289 X64_SSE_REGPARM_MAX.
7290 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
7291 X64_SSE_REGPARM_MAX.
7293 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
7295 * gcc.c (report_times_to_file): New.
7296 (execute): Implement it.
7297 (process_command): Support -time=.
7298 * doc/invoke.texi: Document it.
7300 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
7302 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
7303 that have value exprs.
7305 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
7307 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
7308 declarations for constants until...
7309 (dw2_output_indirect_constant_1): ... this point.
7311 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
7314 * arm.md (arm_addsi3): Don't try to split an add with an
7315 eliminable register until after reload has completed.
7317 2009-06-03 Ian Lance Taylor <iant@google.com>
7319 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
7320 * genattrtab.c (write_length_unit_log): Likewise.
7321 * genchecksum.c (dosum): Likewise.
7322 * gengtype.c (write_rtx_next): Likewise.
7323 (finish_root_table, write_roots): Likewise.
7324 * gimple.c (gimple_ops_offset_): Likewise.
7325 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
7326 * config/arc/arc.c (arc_attribute_table): Likewise.
7327 * config/arm/arm.c (arm_attribute_table): Likewise.
7328 * config/avr/avr.c (avr_attribute_table): Likewise.
7329 * config/crx/crx.c (crx_attribute_table): Likewise.
7330 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
7331 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
7332 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
7333 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
7334 * config/sh/sh.c (sh_attribute_table): Likewise.
7335 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
7336 * config/spu/spu.c (spu_attribute_table): Likewise.
7337 * config/v850/v850.c (v850_attribute_table): Likewise.
7339 * config/alpha/alpha.c (vms_attribute_table): Make static.
7340 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
7341 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
7342 * config/mips/mips.c (mips_attribute_table): Likewise.
7344 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
7346 (cc1-checksum.o): Likewise.
7348 2009-06-03 Steve Ellcey <sje@cup.hp.com>
7350 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
7352 2009-06-03 Jakub Jelinek <jakub@redhat.com>
7354 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
7355 insn if it is changing sp. Use gen_add3_insn instead of
7356 conditionally gen_addsi3 and gen_adddi3.
7357 (offset_below_red_zone_p): New static inline function.
7358 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
7359 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
7360 * config/rs6000/ppc-asm.h: Include auto-host.h.
7361 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
7362 CFI_RESTORE): Define.
7363 * config/rs6000/crtresxgpr.asm: Add unwind info.
7364 * config/rs6000/crtresxfpr.asm: Likewise.
7365 * config/rs6000/crtresgpr.asm: Likewise.
7366 * config/rs6000/crtresfpr.asm: Likewise.
7367 * config/rs6000/crtsavgpr.asm: Likewise.
7368 * config/rs6000/crtsavfpr.asm: Likewise.
7370 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
7371 argument of DWARF2_FRAME_REG_OUT macros.
7373 2009-06-03 Julian Brown <julian@codesourcery.com>
7375 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
7376 words or less (including TImode) in core registers.
7378 2009-06-03 Richard Guenther <rguenther@suse.de>
7381 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
7383 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
7385 * statistics.c (statistics_counter_event): Do not record event
7386 in pass dump if its number == -1.
7387 (curr_statistics_hash): Add assert that we never get passes
7388 with static number == -1.
7390 2009-06-03 Richard Guenther <rguenther@suse.de>
7391 Andrey Belevantsev <abel@ispras.ru>
7393 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
7394 non-BLKmode arrays addressable.
7396 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
7398 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
7399 * config/m68k/m68k.h: ... here.
7400 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
7403 2009-06-03 Martin Jambor <mjambor@suse.cz>
7405 PR tree-optimization/40323
7406 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
7409 2009-06-03 Richard Guenther <rguenther@suse.de>
7411 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
7414 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
7416 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
7417 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
7418 JUMP_TABLE_DATA_P where applicable.
7419 * config/sh/sh.c: Ditto.
7420 * config/sh/sh.h: Ditto.
7421 * config/sh/sh.md: Ditto.
7422 * config/sh/symbian.c: Ditto.
7424 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
7426 * config/i386/driver-i386.c (describe_cache): Optimize
7427 concatenation of strings. Use snprintf instead of sprintf.
7428 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
7429 target when not compiling with GCC.
7431 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
7433 * config/sh/sh.c: Revert last change.
7434 (sh_expand_epilogue): Emit a blockage insn before the frame
7435 pointer adjustment unconditionally.
7437 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7439 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
7440 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
7441 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
7442 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
7443 to COLLECT_GCC_OPTIONS.
7445 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7447 * collect2.c (target_system_root): New variable.
7448 (main): Handle --sysroot=.
7449 (ignore_library): Strip the sysroot from the library path.
7451 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7453 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
7454 (collect2.o): Depend on collect2-aix.h.
7455 (collect2-aix.o): New rule.
7456 * collect2-aix.h: New file.
7457 * collect2-aix.c: Likewise.
7458 * collect2.c: Include collect2-aix.h. Don't undefine
7459 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
7460 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
7461 Use TARGET_AIX_VERSION instead of _AIX51.
7462 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
7463 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
7464 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
7465 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
7466 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
7468 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7470 * collect2.c (ignore_library): Avoid premature post-increment
7473 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7475 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
7476 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
7477 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
7478 CROSS_DIRECTORY_STRUCTURE too.
7479 (LINK_LIBG_SPEC): Likewise.
7480 (LIB_SPEC): Add %R to sysroot paths.
7481 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
7482 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
7483 * config/rs6000/aix51.h: As for aix43.h.
7484 * config/rs6000/aix52.h: Likewise.
7485 * config/rs6000/aix53.h: Likewise.
7486 * config/rs6000/aix61.h: Likewise.
7487 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
7488 to the beginning of sysroot paths.
7490 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7492 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
7493 INSN_LISTs that are out of the REG_NOTE range.
7495 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7497 * loop-unroll.c (struct iv_to_split): Add pointer to next.
7498 (struct var_to_expand): Likewise.
7499 (struct opt_info): Add head and tail for linked lists of the above.
7500 (analyze_insn_to_expand_var): Initialize next.
7501 (analyze_iv_to_split_insn): Likewise.
7502 (analyze_insns_in_loop): Create linked lists.
7503 (allocate_basic_variable): Simplify for use without hash table.
7504 (insert_var_expansion_initialization): Likewise, make it type-safer.
7505 (combine_var_copies_in_loop_exit): Likewise.
7506 (apply_opt_in_copies): Walk lists rather than hash tables.
7507 (release_var_copies): Simplified and inlined by hand into...
7508 (free_opt_info): ... this function.
7510 2009-06-02 Richard Guenther <rguenther@suse.de>
7512 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
7515 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7517 * cfgexpand.c (gimple_expand_cfg): Discard the source location
7518 only for builtins that are not overridden.
7520 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7522 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
7525 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7527 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
7529 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7531 * combine.c (move_deaths): Compare LUIDs within the same BB only.
7533 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7535 * common.opt (fdump-unnumbered-links): New.
7536 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
7537 * print-rtl.c (flag_dump_unnumbered_links): New.
7538 (print_rtx): Test it.
7540 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
7542 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
7543 push/pop multiple to 8-byte alignment.
7545 2009-06-01 Jakub Jelinek <jakub@redhat.com>
7547 * config/i386/i386.c (queued_cfa_restores): New static variable.
7548 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
7550 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
7551 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
7552 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
7553 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
7554 note unconditionally.
7555 (ix86_emit_restore_regs_using_mov): Likewise.
7556 (ix86_emit_restore_sse_regs_using_mov): Likewise.
7557 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
7558 it through to ix86_emit_restore_reg_using_pop.
7559 (ix86_emit_leave): Add RED_OFFSET argument. Call
7560 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
7561 instead of adding REG_CFA_OFFSET note unconditionally.
7562 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
7563 the above functions. Call ix86_add_queued_cfa_restore_notes when
7566 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
7567 force output of the label even for dwarf2out_do_cfi_asm.
7568 (add_fde_cfi): If -g2 and above and cfi might change CFA,
7569 force creation of CFI label and chain DW_CFA_set_loc jumping to it
7570 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
7572 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
7573 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
7574 dwarf2out_cfi_label callers.
7575 * tree.h (dwarf2out_cfi_label): Adjust prototype.
7576 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
7577 Adjust dwarf2out_cfi_label callers.
7578 * config/vax/vax.c (vax_output_function_prologue): Likewise.
7580 * config/i386/i386.h (struct machine_cfa_state,
7581 struct machine_function): Guard with ifndef USED_FOR_TARGET
7582 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
7585 * emutls.c (__emutls_get_address): Change arr->size to mean number
7586 of allocated arr->data entries instead of # of slots + 1.
7589 * recog.c (peep2_reinit_state): New function.
7590 (peephole2_init_state): Use it at the end of a basic block and also
7591 when seeing a RTX_FRAME_RELATED_P insn.
7593 2009-06-01 Steve Ellcey <sje@cup.hp.com>
7595 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
7596 fixuns_truncrfdi2): New.
7597 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
7598 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
7599 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
7600 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
7601 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
7602 *recip_approx): Remove.
7603 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
7604 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
7605 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
7607 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
7610 2009-06-01 Ian Lance Taylor <iant@google.com>
7612 * attribs.c (register_attribute): Use CONST_CAST.
7613 * collect2.c (main): Use CONST_CAST2.
7614 (scan_prog_file): Likewise.
7615 * gcc.c (process_command, main): Likewise.
7616 * toplev.c (toplev_main): Likewise.
7618 * c-typeck.c (handle_warn_cast_qual): New static function,
7619 partially broken out of build_c_cast.
7620 (build_c_cast): Call handle_warn_cast_qual.
7621 * doc/invoke.texi (Warning Options): Document new effect of
7624 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
7626 * diagnostic.c (diagnostic_build_prefix): Always print columns.
7627 (diagnostic_report_current_module): Print columns.
7628 * common.opt (flag_show_column): Enable by default.
7630 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
7632 * alias.c (find_base_term): Check for NULL term before returning.
7634 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7636 Revert due to PR40320:
7637 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7638 * calls.c (emit_library_call_value_1): Don't force_operand for move
7641 2009-06-01 Olivier Hainque <hainque@adacore.com>
7642 Eric Botcazou <ebotcazou@adacore.com>
7644 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
7645 to be processed as a bitfield for constructor output purposes.
7646 * output.h (initializer_constant_valid_for_bitfield_p): Declare
7648 * varasm.c (oc_local_state): New type, output_constructor
7649 local state to support communication with helpers.
7650 (oc_outer_state): New type, output_constructor outer state of
7651 relevance in recursive calls.
7652 (output_constructor_array_range): New output_constructor helper,
7653 extracted code for an array range element.
7654 (output_constructor_regular_field): New output_constructor helper,
7655 extracted code for an element that is not a bitfield.
7656 (output_constructor_bitfield): New output_constructor helper,
7657 extracted code for a bitfield element. Accept an OUTER state
7658 argument for recursive processing. Recurse on record or array
7659 CONSTRUCTOR values, possibly past noop conversions.
7660 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
7661 VALUE is a valid constant-valued expression for use in a static
7662 bit-field initializer.
7663 (output_constructor): Rework to use helpers. Accept and honor an
7664 OUTER state argument for recursive calls. Return total size. Be
7665 prepared for nested constructors initializing bitfields.
7666 (output_constant): Feed OUTER in calls to output_constructor.
7668 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7670 * calls.c (emit_library_call_value_1): Don't force_operand for move
7673 2009-06-01 Nick Clifton <nickc@redhat.com>
7675 * doc/invoke.texi (IA-64 Options): Fix typo.
7677 2009-06-01 Ira Rosen <irar@il.ibm.com>
7679 PR tree-optimization/39129
7680 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
7682 (vect_do_peeling_for_loop_bound): Use
7683 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
7684 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
7685 (vect_loop_versioning): Likewise.
7686 (vect_create_cond_for_alias_checks): Fix indentation.
7687 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
7689 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
7690 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
7691 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
7692 "control flow in loop".
7693 (vect_estimate_min_profitable_iters): Use
7694 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
7695 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
7696 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
7697 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
7698 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
7699 statement belongs to a group of strided accesses with the exact code
7701 (vectorizable_load): Likewise.
7702 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
7703 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
7705 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
7707 * config/freebsd-stdint.h: New file.
7708 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
7709 Add freebsd-stdint.h to tm_file.
7711 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
7713 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
7714 (thumb2_extendhidi2): Likewise.
7716 2009-05-31 Ian Lance Taylor <iant@google.com>
7718 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
7720 2009-05-31 Ian Lance Taylor <iant@google.com>
7722 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
7723 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
7724 (ipa-reference.o): Depend upon gt-ipa-reference.h.
7726 2009-05-31 Jason Merrill <jason@redhat.com>
7728 * tree-pretty-print.c (print_call_name): Take the callee, not the
7729 call itself. Make non-static. Use dump_function_name for functions.
7730 (dump_generic_node): Adjust.
7731 * diagnostic.h: Declare print_call_name.
7732 * gimple-pretty-print.c (dump_gimple_call): Use it.
7734 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
7736 * config/sh/sh.md (ashldi3_std): New define_expand.
7739 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
7742 * config/sh/sh.c: Include debug.h.
7743 (sh_expand_epilogue): Emit a blockage insn before the frame
7744 pointer adjustment also when dwarf2out_do_frame returns true.
7746 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
7748 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
7749 (thumb2_extendqidi2): New pattern.
7751 2009-05-31 Ira Rosen <irar@il.ibm.com>
7753 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
7754 mark phis for renaming.
7755 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
7756 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
7757 Call mark_sym_for_renaming.
7758 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
7759 * tree-vect-loop.c (vect_transform_loop): Remove
7760 vect_memsyms_to_rename initialization and a call to
7761 mark_set_for_renaming.
7763 2009-05-31 Jakub Jelinek <jakub@redhat.com>
7766 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
7767 frame related even if !set_cfa && style < 0.
7769 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
7771 * config/i386/mingw-tls.c: New file.
7772 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
7773 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
7774 defining _WIN32 but not __CYGWIN__.
7776 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7778 * configure.ac: Add MPC support.
7780 * config.in, configure: Regenerate.
7782 2009-05-29 Richard Henderson <rth@redhat.com>
7784 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
7785 NOTE_INSN_BASIC_BLOCK.
7786 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
7787 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
7788 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
7790 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
7792 (add_cfi): Disable check redefining cfa away from drap.
7793 (lookup_cfa_1): Add remember argument; handle remember/restore.
7794 (lookup_cfa): Pass remember argument.
7795 (cfa_remember): New.
7796 (compute_barrier_args_size_1): Remove sibcall check.
7797 (dwarf2out_frame_debug_def_cfa): New.
7798 (dwarf2out_frame_debug_adjust_cfa): New.
7799 (dwarf2out_frame_debug_cfa_offset): New.
7800 (dwarf2out_frame_debug_cfa_register): New.
7801 (dwarf2out_frame_debug_cfa_restore): New.
7802 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
7803 (dwarf2out_begin_epilogue): New.
7804 (dwarf2out_frame_debug_restore_state): New.
7805 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
7806 DW_CFA_restore_state.
7807 (output_cfi_directive): Likewise.
7808 (convert_cfa_to_fb_loc_list): Likewise.
7809 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
7810 * dwarf2out.h: Update.
7811 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
7812 (copy_insn_1): Early out for null.
7813 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
7814 and dwarf2out_frame_debug_restore_state.
7815 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
7816 (prologue_insn_hash, epilogue_insn_hash): New.
7817 (free_after_compilation): Adjust freeing accordingly.
7818 (record_insns): Create hash table if needed; push insns into
7819 hash instead of array.
7820 (maybe_copy_epilogue_insn): New.
7821 (contains): Search hash table instead of array.
7822 (sibcall_epilogue_contains): Remove.
7823 (thread_prologue_and_epilogue_insns): Split eh_return insns
7824 and mark them as epilogues.
7825 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
7826 scanning in terms of basic blocks.
7827 * insn-notes.def (CFA_RESTORE_STATE): New.
7828 * jump.c (returnjump_p_1): Accept EH_RETURN.
7829 (eh_returnjump_p_1, eh_returnjump_p): New.
7830 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
7831 CFA_REGISTER, CFA_RESTORE): New.
7832 * rtl.def (EH_RETURN): New.
7833 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
7835 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
7836 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
7838 * config/i386/i386.c (gen_push): Update cfa state.
7839 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
7840 add a CFA_ADJUST_CFA note.
7841 (ix86_dwarf_handle_frame_unspec): Remove.
7842 (ix86_expand_prologue): Update cfa state.
7843 (ix86_emit_restore_reg_using_pop): New.
7844 (ix86_emit_restore_regs_using_pop): New.
7845 (ix86_emit_leave): New.
7846 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
7847 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
7848 * config/i386/i386.h (struct machine_cfa_state): New.
7849 (ix86_cfa_state): New.
7850 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
7851 (eh_return_internal): Merge from eh_return_<mode>,
7852 use eh_return rtx, split w/ epilogue.
7854 2009-05-29 Ian Lance Taylor <iant@google.com>
7856 * builtins.c (validate_gimple_arglist): Don't use va_arg with
7858 * calls.c (emit_library_call_value_1): Likewise.
7860 * c-typeck.c (c_build_va_arg): New function.
7861 * c-tree.h (c_build_va_arg): Declare.
7862 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
7863 instead of build_va_arg.
7865 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
7867 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
7868 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
7869 (ptr_difference_cost): Use affine combinations to compute it.
7870 (difference_cost): Likewise.
7871 (get_computation_cost_at): Compute more accurate cost for addresses
7872 if the ratio is a multiplier allowed in addresses.
7873 For non-addresses, consider that an additional offset or symbol is
7876 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7878 * config/i386/i386.c (ix86_decompose_address): Avoid useless
7879 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
7881 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
7882 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
7883 (prefix_rex): For UNIT_MMX don't imply the prefix by default
7885 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
7886 to 1 for TYPE_SSE{IADD1,CVT1}.
7887 (prefix_vex_imm8): Removed.
7888 (length_vex): Only pass 1 as second argument to
7889 ix86_attr_length_vex_default if prefix_extra is 0.
7890 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
7891 (length): For prefix vex computation use length_immediate
7892 attribute instead of prefix_vex_imm8.
7893 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
7894 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
7895 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
7896 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
7897 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
7898 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
7899 a space in between the operands.
7900 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
7901 if one operand is 0xff and the other one si, di, bp or sp.
7902 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
7903 other one si, di, bp or sp.
7904 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
7905 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
7906 type and mode attributes.
7907 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
7908 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
7909 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
7910 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
7911 prefix_data16 attribute iff MODE_DF.
7912 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
7913 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
7914 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
7915 constm128_operand in length_immediate computation.
7916 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
7917 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
7918 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
7919 length_immediate attribute to 1.
7920 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
7921 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
7922 for certain alternatives.
7923 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
7924 prefix_data16 attribute if MODE_V1DF.
7925 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
7926 length_immediate to 1.
7927 (set_got_rex64, set_rip_rex64): Remove length attribute, set
7928 length_address to 4, set mode attribute to MODE_DI.
7929 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
7930 (fxam<mode>2_i387): Set length attribute to 4.
7931 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
7932 *prefetch_3dnow_rex): Override length_address attribute.
7933 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
7935 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
7936 (constm128_operand): Removed.
7937 * config/i386/i386.c (memory_address_length): For
7938 disp && !index && !base in 64-bit mode account for SIB byte if
7939 print_operand_address can't optimize disp32 into disp32(%rip)
7940 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
7941 for fs: or gs: segment.
7942 (ix86_attr_length_immediate_default): When checking if shortform
7943 is possible, truncate immediate to the length of the non-shortened
7945 (ix86_attr_length_address_default): Ignore MEM_P operands
7947 (ix86_attr_length_vex_default): Only check for DImode on
7948 GENERAL_REG_P operands.
7949 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
7950 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
7951 (sse_cvttps2pi): Clear prefix_rep attribute.
7952 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
7954 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
7955 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
7956 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
7957 iff operand 2 is const_int_operand.
7958 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
7959 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
7960 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
7962 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
7964 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
7965 prefix_data16 attribute for movlpd and movhpd instructions.
7966 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
7967 length_immediate for shufpd instruction.
7968 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
7969 (avx_cmpp<avxmodesuffixf2c><mode>3,
7970 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
7971 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
7972 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
7973 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
7974 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
7975 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
7976 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
7977 prefix_data16 attribute for the first alternative to 1.
7978 (*avx_loadlps): Override length_immediate for the first alternative.
7979 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
7980 attributes for second alternative.
7981 (*vec_concatv2sf_sse4_1): Override length_immediate and
7982 prefix_data16 attributes for second alternative.
7983 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
7984 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
7985 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
7986 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
7987 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
7988 prefix_data16 and length_immediate to 1.
7989 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
7991 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
7992 prefix_extra attribute for variants that don't have 0f prefix alone.
7993 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
7994 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
7995 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
7996 *sse4_1_pextrd): Set length_immediate to 1.
7997 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
7998 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
8000 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
8001 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
8002 length_immediate to 1 for second alternative.
8003 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
8004 prefix_extra and length_immediate attributes for the first
8006 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
8008 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
8009 to 1 for the first and third alternative.
8010 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
8012 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
8014 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
8016 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
8017 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
8018 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
8019 *avx_psign<mode>3): Set prefix_extra attribute to 1.
8020 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
8021 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
8022 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
8023 ssse3_psign<mode>3): Override prefix_rex attribute.
8024 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
8025 (ssse3_palignrti): Override length_immediate to 1.
8026 (ssse3_palignrdi): Override length_immediate to 1, override
8027 prefix_rex attribute.
8028 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
8029 (sse4a_extrqi): Override length_immediate to 2.
8030 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
8031 (sse4a_insertq): Override prefix_data16 to 0.
8032 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
8033 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
8034 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
8035 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
8036 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
8037 and length_immediate to 1.
8038 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
8039 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
8040 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
8041 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
8042 and length_immediate to 1.
8043 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
8044 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
8045 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
8046 avx_ptest256): Override prefix_extra to 1.
8047 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
8048 Override prefix_data16 and length_immediate to 1.
8049 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
8050 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
8051 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
8052 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
8053 prefix_data16 to 0 and prefix_extra to 2.
8054 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
8055 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
8057 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
8058 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
8059 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
8060 and prefix_extra to 2.
8061 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
8062 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
8063 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
8064 avx_vpermilvar<mode>3,
8065 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
8066 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
8067 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
8068 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
8069 Override prefix_extra to 1.
8070 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
8071 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
8072 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
8073 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
8074 prefix_extra and length_immediate to 1.
8075 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
8077 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
8078 to 1 for the first alternative.
8079 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
8080 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
8082 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
8083 *movv2sf_internal_avx, *movv2sf_internal): Override
8084 prefix_rep attribute for certain alternatives.
8085 (*mov<mode>_internal): Override prefix_rep or prefix_data16
8086 attributes for certain alternatives.
8087 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
8088 attributes for certain alternatives.
8089 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
8090 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
8091 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
8092 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
8093 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
8094 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
8095 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
8096 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
8097 length_immediate to 1 if operand 2 is const_int_operand.
8098 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
8099 *vec_extractv2si_1): Set length_immediate attribute to 1.
8100 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
8101 using old 3DNOW insn rather than SSE/3DNOW_A.
8102 (mmx_emms, mmx_femms): Clear modrm attribute.
8104 2009-05-29 Martin Jambor <mjambor@suse.cz>
8106 * tree-sra.c: New implementation of SRA.
8108 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
8109 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
8110 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
8111 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
8112 (SRA_MAX_STRUCTURE_COUNT): Removed.
8113 (SRA_FIELD_STRUCTURE_RATIO): Removed.
8114 * doc/invoke.texi (sra-max-structure-size): Removed.
8115 (sra-field-structure-ratio): Removed.
8117 2009-05-29 Jakub Jelinek <jakub@redhat.com>
8120 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
8123 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
8125 PR rtl-optimization/40101
8126 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
8127 seqno. Adjust comment.
8128 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
8129 inserting bookkeeping before a jump, the jump is not scheduled.
8130 When no positive seqno found, provide a value. Add comment.
8132 2009-05-29 Richard Guenther <rguenther@suse.de>
8134 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
8135 short-cutting on the first component.
8137 2009-05-29 Jakub Jelinek <jakub@redhat.com>
8140 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
8141 for trees other than decls/types.
8143 2009-05-29 Richard Guenther <rguenther@suse.de>
8145 * tree-ssa-operands.c (get_expr_operands): Do not handle
8146 INDIRECT_REFs in the handled-component case. Remove
8147 unused get_ref_base_and_extent case.
8148 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
8149 tree_low_cst and host_integerp where possible.
8150 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
8151 codes for equivalence.
8152 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
8154 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
8156 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
8157 to tmake_file for i[34567]86-*-cygwin*.
8159 2009-05-29 Jakub Jelinek <jakub@redhat.com>
8162 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
8163 (altivec_categorize_keyword, init_vector_keywords,
8164 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
8167 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
8169 * tree.c (handle_dll_attribute): Check if node is
8170 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
8172 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
8174 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
8176 (thumb2_zero_extendqidi2): Likewise.
8178 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
8180 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
8181 instead of gen_movrt.
8182 * config/sh/sh.md (movrt): Remove.
8184 2009-05-28 Steve Ellcey <sje@cup.hp.com>
8186 * doc/invoke.texi (IA-64 Options):
8187 Add -msdata, -mfused-madd, -mno-inline-float-divide,
8188 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
8189 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
8190 -msched-prefer-non-control-spec-insns,
8191 -msched-stop-bits-after-every-cycle,
8192 -msched-count-spec-in-critical-path,
8193 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
8194 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
8195 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
8196 and -msched-spec-verbose.
8198 2009-05-28 Joseph Myers <joseph@codesourcery.com>
8200 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
8201 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
8203 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
8205 2009-05-28 Richard Guenther <rguenther@suse.de>
8207 * tree-ssa-alias.c (ao_ref_init): New function.
8208 (ao_ref_base): Likewise.
8209 (ao_ref_base_alias_set): Likewise.
8210 (ao_ref_alias_set): Likewise.
8211 (refs_may_alias_p_1): Change signature.
8212 (refs_may_alias_p): Adjust.
8213 (refs_anti_dependent_p): Likewise.
8214 (refs_output_dependent_p): Likewise.
8215 (call_may_clobber_ref_p_1): Change signature.
8216 (call_may_clobber_ref_p): Adjust.
8217 (stmt_may_clobber_ref_p_1): New function split out from ...
8218 (stmt_may_clobber_ref_p): ... here.
8219 (maybe_skip_until): Adjust signature.
8220 (get_continuation_for_phi): Likewise.
8221 (walk_non_aliased_vuses): Likewise.
8222 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
8223 (ao_ref_init): Declare.
8224 (ao_ref_base): Likewise.
8225 (ao_ref_alias_set): Likewise.
8226 (stmt_may_clobber_ref_p_1): Likewise.
8227 (walk_non_aliased_vuses): Adjust.
8228 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
8229 (get_ref_from_reference_ops): remove.
8230 (vn_reference_lookup_2): Adjust signature.
8231 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
8232 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
8233 (vn_reference_lookup): Adjust.
8234 (vn_reference_insert): Likewise.
8235 (vn_reference_insert_pieces): Adjust signature.
8236 (visit_reference_op_call): Adjust.
8237 * tree-ssa-pre.c (get_expr_type): Simplify.
8238 (phi_translate_1): Adjust.
8239 (compute_avail): Likewise.
8240 (translate_vuse_through_block): Do not re-build trees.
8241 (value_dies_in_block_x): Likewise.
8242 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
8244 (vn_reference_lookup_pieces): Adjust declaration.
8245 (vn_reference_insert_pieces): Likewise.
8247 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
8249 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
8250 with checking disabled.
8252 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
8256 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
8257 macro definition for support of three-operand format aligned
8258 .comm directive in assembler on cygwin/pe/mingw target OS.
8259 * configure: Regenerate.
8260 * config.h: Regenerate.
8262 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
8263 aligned form of .comm directive if -mpe-aligned-commons is in effect.
8264 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
8266 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
8267 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
8269 2009-05-28 Ira Rosen <irar@il.ibm.com>
8271 PR tree-optimization/40254
8272 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
8273 in analysis of basic blocks.
8275 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
8278 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
8279 * target-def.h (TARGET_CONST_ANCHOR): New macro.
8280 (TARGET_INITIALIZER): Use it.
8281 * cse.c (CHEAPER): Move it up to the other macros.
8282 (insert): Rename this ...
8283 (insert_with_costs): ... to this. Add cost parameters. Update
8285 (insert): New function. Call insert_with_costs.
8286 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
8287 find_reg_offset_for_const, try_const_anchors): New functions.
8288 (cse_insn): Call try_const_anchors. Adjust cost of src_related
8289 when using a const-anchor. Call insert_const_anchors.
8290 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
8291 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
8293 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
8295 * tree-inline.c (remap_decls): Enable nonlocalized variables
8296 when not optimizing.
8298 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
8300 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
8301 Simplify other tests involving optimize.
8303 2009-05-27 Tom Tromey <tromey@redhat.com>
8305 * unwind-dw2.c (_Unwind_DebugHook): New function.
8306 (uw_install_context): Call _Unwind_DebugHook.
8308 2009-05-27 Tom Tromey <tromey@redhat.com>
8310 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
8312 2009-05-27 Ian Lance Taylor <iant@google.com>
8314 * Makefile.in (LINKER, LINKER_FLAGS): Define.
8315 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
8316 (ALL_LINKERFLAGS): Define.
8317 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
8318 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
8319 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
8320 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
8321 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
8322 $(LINKER_FOR_BUILD).
8323 (build/gcov-iov$(build_exeext)): Likewise.
8325 2009-05-27 Julian Brown <julian@codesourcery.com>
8327 * gcse.c (target.h): Include.
8328 (can_assign_to_reg_without_clobbers_p): Check that the target allows
8329 copy of argument to a pseudo register.
8331 2009-05-27 Diego Novillo <dnovillo@google.com>
8333 * tree-ssa-live.c (dump_scope_block): Document arguments.
8334 (dump_scope_blocks): Document.
8335 (debug_scope_blocks): New.
8336 * tree-flow.h (debug_scope_blocks): Declare.
8338 2009-05-21 Denis Chertykov <denisc@overta.ru>
8340 * doc/contrib.texi (Contributors): Add myself to the list.
8342 2009-05-27 Olivier Hainque <hainque@adacore.com>
8344 * expr.c (target_align): New function. Alignment the TARGET of an
8345 assignment may be assume to have.
8346 (highest_pow2_factor_for_target): Use it instead of relying on
8347 immediate tree attributes of TARGET, not necessarily honored when
8348 intermediate bitfields are involved.
8350 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
8353 * config/i386/driver-i386.c (host_detect_local_cpu): Support
8354 AVX, SSE4, AES, PCLMUL and POPCNT.
8356 2009-05-27 Diego Novillo <dnovillo@google.com>
8358 * tree-pretty-print.c (dump_location): New.
8359 (dump_generic_node): Call it.
8360 Factor code to handle BLOCK nodes ...
8361 (dump_block_node): ... here.
8363 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
8365 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
8367 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
8369 * gcc-plugin.h: Include config.h and system.h.
8370 (IN_GCC): Define if not defined.
8372 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
8375 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
8378 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
8380 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
8382 * config/m32r/m32r.h: Ditto.
8383 * config/m32r/m32r.md: Ditto.
8384 * config/m32r/predicates.md: Ditto.
8386 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
8388 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
8390 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
8393 (Loading plugins): typo.
8394 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
8395 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
8396 (Interacting with the GCC Garbage Collector): Added new section.
8397 (Giving information about a plugin): Added new section for
8399 * ggc.h (ggc_register_root_tab): Added declaration.
8400 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
8401 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
8402 (register_callback): Improved comment in declaration.
8403 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
8404 (extra_root_vec) Added static variable for dynamic roots registration.
8405 (ggc_register_root_tab) Added new routine.
8406 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
8407 PLUGIN_GGC_MARKING event.
8408 * ggc-zone.c: Include plugin.h.
8409 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
8410 * ggc-page.c: Include plugin.h.
8411 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
8412 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
8413 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
8414 (register_callback): check lack of callbacks for
8415 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
8416 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
8417 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
8418 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
8419 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
8420 dependency on plugin.h.
8421 (plugin.o): Added dependency on ggc.h...
8423 2009-05-26 Richard Guenther <rguenther@suse.de>
8427 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
8428 with mismatched comparison modes.
8430 * expr.c (expand_expr_real_1): Expand the operand of a
8431 VIEW_CONVERT_EXPR in its natural mode.
8433 2009-05-26 Ian Lance Taylor <iant@google.com>
8435 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
8436 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
8437 (ALL_COMPILERFLAGS): Define.
8438 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
8439 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
8440 (collect2$(exeext), collect2.o): Likewise.
8441 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
8442 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
8443 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
8444 (libbackend.o, intl.o, cppdefault.o): Likewise.
8445 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
8446 (build/%.o): Use $(COMPILER_FOR_BUILD).
8447 (build/gen%$(build_exeext)): Likewise.
8448 (build/gcov-iov$(build_exeext)): LIkewise.
8449 * config/t-darwin (darwin.o): Use $(COMPILER).
8450 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
8451 * config/t-sol2 (sol2-c.o): Likewise.
8453 * config/t-vxworks (vxworks.o): Likewise.
8454 * config/x-darwin (host-darwin.o): Likewise.
8455 * config/x-hpux (host-hpux.o): Likewise.
8456 * config/x-linux (host-linux.o): Likewise.
8457 * config/x-solaris (host-solaris.o): Likewise.
8458 * config/alpha/x-alpha (driver-alpha.o): Likewise.
8459 * config/arm/t-arm (arm-c.o): Likewise.
8460 * config/arm/t-pe (pe.o): Likewise.
8461 * config/arm/t-wince-pe (pe.o): Likewise.
8462 * config/i386/t-cygming (winnt.o): Likewise.
8463 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
8464 * config/i386/t-cygwin (cygwin1.o): Likewise.
8465 (cygwin2.o): Likewise.
8466 * config/i386/t-i386 (i386-c.o): Likewise.
8467 * config/i386/t-interix (winnt.o): Likewise.
8468 * config/i386/t-netware (netware.o): Likewise.
8469 * config/i386/t-nwld (nwld.o): Likewise.
8470 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
8471 * config/i386/x-i386 (driver-i386.o): Likewise.
8472 * config/i386/x-cygwin (host-cygwin.o): Likewise.
8473 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
8474 * config/ia64/t-ia64 (ia64-c.o): Likewise.
8475 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
8476 * config/mips/x-native (driver-native.o): Likewise.
8477 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
8478 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
8479 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
8480 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
8481 * config/score/t-score-elf (score7.o): Likewise.
8482 (score3.o): Likewise.
8483 * config/sh/t-sh (sh-c.o): Likewise.
8484 * config/sh/t-symbian (sh-c.o): Likewise.
8485 (symbian.o): Likewise.
8486 * config/spu/t-spu-elf (spu-c.o): Likewise.
8487 * config/v850/t-v850 (v850-c.o): Likewise.
8488 * config/v850/t-v850e (v850-c.o): Likewise.
8490 2009-05-26 Richard Guenther <rguenther@suse.de>
8492 PR tree-optimization/40122
8493 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
8494 VECTOR_CSTs if possible.
8495 (fold_gimple_assign): Likewise.
8497 2009-05-26 Richard Guenther <rguenther@suse.de>
8500 * fold-const.c (fold_binary): Use the correct types for building
8503 2009-05-26 Richard Guenther <rguenther@suse.de>
8505 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
8506 redundant calls to merge_alias_info.
8507 (bump_vector_ptr): Likewise.
8508 * tree-ssa-copy.c (merge_alias_info): Remove.
8509 (replace_exp_1): Remove call to merge_alias_info.
8510 (propagate_tree_value): Likewise.
8511 (fini_copy_prop): Propagate points-to info.
8512 * tree-flow.h (merge_alias_info): Remove.
8514 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
8516 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
8518 2009-05-25 Jan Hubicka <jh@suse.cz>
8520 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
8521 * cgraph.h (struct inline_summary): New filed self_wize,
8522 size_inlining_benefit, self_time and time_inlining_benefit.
8523 (struct cgraph_global_info): Replace insns by time ans size fields.
8524 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
8525 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
8526 (ipcp_update_callgraph): Do not touch function bodies.
8527 * ipa-inline.c: Include except.h
8528 (MAX_TIME): New constant.
8529 (overall_insns): Remove.
8531 (overall_size, max_benefit): New static variables.
8532 (cgraph_estimate_time_after_inlining): New function.
8533 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
8534 (cgraph_clone_inlined_nodes): Update size.
8535 (cgraph_mark_inline_edge): Update size.
8536 (cgraph_estimate_growth): Use size info.
8537 (cgraph_check_inline_limits): Check size.
8538 (cgraph_default_inline_p): Likewise.
8539 (cgraph_edge_badness): Compute badness based on benefit and size cost.
8540 (cgraph_decide_recursive_inlining): Check size.
8541 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
8543 (cgraph_decide_inlining): Likewise.
8544 (cgraph_decide_inlining_incrementally): Likewise; honor
8545 PARAM_EARLY_INLINING_INSNS.
8546 (likely_eliminated_by_inlining_p): New predicate.
8547 (estimate_function_body_sizes): New function.
8548 (compute_inline_parameters): Use it.
8549 * except.c (must_not_throw_labels): New function.
8550 * except.h (must_not_throw_labels): Declare.
8551 * tree-inline.c (init_inline_once): Kill inlining_weigths
8552 * tree-ssa-structalias.c: Avoid uninitialized warning.
8553 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
8554 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
8555 (PARAM_INLINE_CALL_COST): Remove.
8556 (PARAM_EARLY_INLINING_INSNS): New.
8558 2009-05-25 Richard Guenther <rguenther@suse.de>
8560 PR tree-optimization/36327
8561 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
8562 callback for reference translation or lookup at the point of may-defs.
8563 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
8564 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
8565 for union COMPONENT_REFs.
8566 (vn_reference_lookup_3): New callback. Lookup from memset
8567 and CONSTRUCTOR assignment, translate through struct copies.
8568 (vn_reference_lookup_pieces): Make sure to not free the
8569 passed operands array. Adjust walk_non_aliased_vuses call.
8570 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
8571 make sure we do not leak memory.
8573 2009-05-25 Richard Guenther <rguenther@suse.de>
8575 * tree-ssa-alias.h (dump_points_to_solution): Declare.
8576 * tree-inline.c (expand_call_inline): Reset the escaped and
8578 * tree-ssa-structalias.c (pass_build_ealias): New.
8579 * tree-pass.h (pass_build_ealias): Declare.
8580 * passes.c (init_optimization_passes): Add PTA during
8581 early optimizations.
8582 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
8583 and CALLUSED solutions.
8584 (dump_points_to_solution): New function, split out from ...
8585 (dump_points_to_info_for): ... here.
8586 * tree-parloops.c (parallelize_loops): Reset the escaped and
8589 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8592 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
8593 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
8595 2009-05-25 Ira Rosen <irar@il.ibm.com>
8597 PR tree-optimization/40238
8598 * tree-vect-stmts.c (vect_init_vector): Insert initialization
8599 statements after basic block's labels.
8600 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
8601 to free the allocated memory.
8603 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
8605 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
8606 return address with a USE.
8608 2009-05-24 Richard Guenther <rguenther@suse.de>
8611 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
8612 array type from the main variant of the inner type.
8614 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
8616 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
8617 definition to bool (from int) to un-break build.
8618 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
8620 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
8622 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
8623 discard_stmt_changes): Delete.
8624 * tree-ssa-operands.c (scb_stack): Delete.
8625 (init_ssa_operands): Do not initialize it.
8626 (fini_ssa_operands): Do not free it.
8627 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
8629 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
8630 update_stmt, remove the others. Fix comments.
8631 * tree-dfa.c (optimize_stack_restore): Likewise.
8632 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
8633 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
8634 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
8635 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
8637 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
8638 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
8639 (dom_opt_finalize_block): Likewise, adjusting access to
8641 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
8642 (stmts_to_rescan): Change item type to gimple.
8643 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
8645 2009-05-24 Ira Rosen <irar@il.ibm.com>
8647 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
8648 * tree-pass.h (pass_slp_vectorize): New pass.
8649 * params.h (SLP_MAX_INSNS_IN_BB): Define.
8650 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
8651 * tree-vectorizer.c (timevar.h): Include.
8652 (user_vect_verbosity_level): Declare.
8653 (vect_location): Fix comment.
8654 (vect_set_verbosity_level): Update user_vect_verbosity_level
8655 instead of vect_verbosity_level.
8656 (vect_set_dump_settings): Add an argument. Ignore user defined
8657 verbosity if dump flags require higher level of verbosity. Print to
8658 stderr only for loop vectorization.
8659 (vectorize_loops): Update call to vect_set_dump_settings.
8660 (execute_vect_slp): New function.
8661 (gate_vect_slp): Likewise.
8662 (struct gimple_opt_pass pass_slp_vectorize): New.
8663 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
8665 (vec_info_for_bb): New function.
8666 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
8667 (VECTORIZATION_ENABLED): New macro.
8668 (SLP_ENABLED, SLP_DISABLED): Likewise.
8669 (vect_is_simple_use): Add bb_vec_info argument.
8670 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
8671 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
8672 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
8673 vect_schedule_slp, vect_analyze_slp): Likewise.
8674 (vect_analyze_stmt): Add slp_tree argument.
8675 (find_bb_location): Declare.
8676 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
8677 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
8678 (vect_analyze_loop_operations, vect_analyze_loop,
8679 get_initial_def_for_induction, vect_create_epilog_for_reduction,
8680 vect_finalize_reduction, vectorizable_reduction,
8681 vectorizable_live_operation, vect_transform_loop): Likewise.
8682 * tree-data-ref.c (dr_analyze_innermost): Update comment,
8683 skip evolution analysis if analyzing a basic block.
8684 (dr_analyze_indices): Likewise.
8685 (initialize_data_dependence_relation): Skip the test whether the
8686 object is invariant for basic blocks.
8687 (compute_all_dependences): Skip dependence analysis for data
8688 references in basic blocks.
8689 (find_data_references_in_stmt): Don't fail in case of invariant
8690 access in basic block.
8691 (find_data_references_in_bb): New function.
8692 (find_data_references_in_loop): Move code to
8693 find_data_references_in_bb and add a call to it.
8694 (compute_data_dependences_for_bb): New function.
8695 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
8696 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
8698 (vect_analyze_data_ref_dependence): Check for interleaving in case of
8699 unknown dependence in basic block and fail in case of dependence in
8701 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
8702 dependence instances from either loop or basic block vectorization
8704 (vect_compute_data_ref_alignment): Check if it is loop vectorization
8705 before calling nested_in_vect_loop_p.
8706 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
8707 dependence instances from either loop or basic block vectorization
8709 (vect_verify_datarefs_alignment): Likewise.
8710 (vect_enhance_data_refs_alignment): Adjust function calls.
8711 (vect_analyze_data_refs_alignment): Likewise.
8712 (vect_analyze_group_access): Fix printing. Skip different checks if
8713 DR_STEP is 0. Keep strided stores either in loop or basic block
8714 vectorization data structure. Fix indentation.
8715 (vect_analyze_data_ref_access): Fix comments, allow zero step in
8717 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
8718 dependence instances from either loop or basic block vectorization
8720 (vect_analyze_data_refs): Update comment. Call
8721 compute_data_dependences_for_bb to analyze basic blocks.
8722 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
8723 case of loop vectorization. In case of basic block vectorization use
8724 data-ref itself as a base.
8725 (vect_create_data_ref_ptr): In case of basic block vectorization:
8726 don't advance the pointer, add new statements before the current
8727 statement. Adjust function calls.
8728 (vect_supportable_dr_alignment): Support only aligned accesses in
8729 basic block vectorization.
8730 * common.opt (ftree-slp-vectorize): New flag.
8731 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
8732 (vect_pattern_recog_1): Likewise.
8733 * tree-vect-stmts.c (process_use): Likewise.
8734 (vect_init_vector): Add new statements in the beginning of the basic
8735 block in case of basic block SLP.
8736 (vect_get_vec_def_for_operand): Adjust function calls.
8737 (vect_finish_stmt_generation): Likewise.
8738 (vectorizable_call): Add assert that it is loop vectorization, adjust
8740 (vectorizable_conversion, vectorizable_assignment): Likewise.
8741 (vectorizable_operation): In case of basic block SLP, take
8742 vectorization factor from statement's type and skip the relevance
8743 check. Adjust function calls.
8744 (vectorizable_type_demotion): Add assert that it is loop
8745 vectorization, adjust function calls.
8746 (vectorizable_type_promotion): Likewise.
8747 (vectorizable_store): Check for outer loop only in case of loop
8748 vectorization. Adjust function calls. For basic blocks, skip the
8749 relevance check and don't advance pointers.
8750 (vectorizable_load): Likewise.
8751 (vectorizable_condition): Add assert that it is loop vectorization,
8752 adjust function calls.
8753 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
8754 that it is not reduction, get vector type, call only supported
8755 functions, skip loop specific parts.
8756 (vect_transform_stmt): Check for outer loop only in case of loop
8758 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
8759 (vect_is_simple_use): Fix comment, add new argument, fix conditions
8760 for external definition.
8761 * passes.c (pass_slp_vectorize): New pass.
8762 * tree-vect-slp.c (find_bb_location): New function.
8763 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
8764 check for patterns only in loops.
8765 (vect_build_slp_tree): Add argument, adjust function calls, fail in
8766 case of multiple types in basic block SLP.
8767 (vect_mark_slp_stmts_relevant): New function.
8768 (vect_supported_load_permutation_p): Fix comment.
8769 (vect_analyze_slp_instance): Add argument. In case of basic block
8770 SLP, take vectorization factor from statement's type, check that
8771 unrolling factor is 1. Adjust function call. Save SLP instance in
8772 either loop or basic block vectorization structure. Return FALSE,
8774 (vect_analyze_slp): Add argument. Get strided stores groups from
8775 either loop or basic block vectorization structure. Return FALSE
8776 if basic block SLP failed.
8777 (new_bb_vec_info): New function.
8778 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
8779 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
8780 (vect_schedule_slp): Add argument. Get SLP instances from either
8781 loop or basic block vectorization structure. Set vectorization factor
8782 to be 1 for basic block SLP.
8783 (vect_slp_transform_bb): New function.
8784 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
8786 2009-05-23 Mark Mitchell <mark@codesourcery.com>
8788 * final.c (shorten_branches): Do not align labels for jump tables.
8789 (final_scan_insn): Use JUMP_TABLE_DATA_P.
8791 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
8793 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
8794 Remove outdated reference to flow.c and fix nits.
8795 * doc/gccint.texi: Tweak RTL description.
8796 * doc/rtl.texi: Likewise.
8798 2009-05-23 Denis Chertykov <chertykov@gmail.com>
8800 * config/avr/avr.c: Change my email address.
8801 * config/avr/avr.h: Likewise.
8802 * config/avr/avr.md: Likewise.
8803 * config/avr/avr-protos.h: Likewise.
8804 * config/avr/libgcc.S: Likewise.
8806 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
8808 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
8809 (spu_split_load, spu_split_store): Change return type to int.
8810 (spu_split_convert): Declare.
8811 * config/spu/predicates.md (spu_mem_operand): Remove.
8812 (spu_mov_operand): Update.
8813 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
8814 * config/spu/spu.c (regno_aligned_for_load): Remove.
8815 (reg_aligned_for_addr, spu_expand_load): Define.
8816 (spu_expand_extv): Reimplement and handle MEM.
8817 (spu_expand_insv): Handle MEM.
8818 (spu_sched_reorder): Handle insn's with length 0.
8819 (spu_legitimate_address_p): Reimplement.
8820 (store_with_one_insn_p): Return TRUE for any mode with size
8821 larger than 16 bytes.
8822 (address_needs_split): Define.
8823 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
8825 (spu_convert_move): Define.
8826 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
8827 (spu_split_store): Change all MEM's to TImode.
8828 (spu_init_expanders): Preallocate registers that correspond to
8829 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
8831 (spu_split_convert): Define.
8832 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
8833 (_move<mode>, _movdi, _movti): Update predicate and condition.
8834 (load, store): Change to define_split.
8835 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
8837 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
8838 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
8839 define_insn_and_split of lshr<mode>3.
8840 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
8841 (<v>ashr<mode>3_imm): Define.
8842 (extv, extzv, insv): Allow MEM operands.
8843 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
8844 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
8845 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
8846 (_spu_convert2): Change to define_insn_and_split and remove the
8847 corresponding define_peephole2.
8848 (stack_protect_set, stack_protect_test, stack_protect_test_si):
8849 Change predicates to memory_operand.
8851 2009-05-22 Mark Mitchell <mark@codesourcery.com>
8853 * config/arm/thumb2.md: Add 16-bit multiply instructions.
8855 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
8857 PR tree-optimization/40219
8858 * tree.c (iterative_hash_expr): Make sure the builtin function is
8859 a normal builtin function and not a front end or back end builtin
8860 before indexing into the built_in_decls array.
8862 2009-05-22 Richard Guenther <rguenther@suse.de>
8865 * alias.c (write_dependence_p): Do not use TBAA for answering
8866 anti-dependence or output-dependence.
8867 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
8868 (emit_pointer_definition): Remove.
8869 (emit_alias_warning): Likewise.
8870 (find_what_var_points_to): Remove TBAA pruning code.
8871 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
8873 (compute_points_to_sets): Remove code computing the set of
8874 dereferenced pointers.
8875 * tree-data-ref.c (dr_may_alias_p): Properly use the split
8876 oracle for querying anti and output dependencies.
8877 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
8878 if TBAA may be applied.
8879 (refs_anti_dependent_p): New function.
8880 (refs_output_dependent_p): Likewise.
8881 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
8882 (refs_output_dependent_p): Likewise.
8883 * doc/tree-ssa.texi (Memory model): New section.
8884 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
8885 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
8886 * cfgexpand.c (expand_gimple_basic_block): Do not handle
8887 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
8888 * expr.c (expand_expr_real_1): Likewise.
8889 * gimple-low.c (lower_stmt): Likewise.
8890 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
8891 (dump_gimple_cdt): Remove.
8892 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
8893 (gimple_size): Likewise.
8894 (walk_gimple_op): Likewise.
8895 (is_gimple_stmt): Likewise.
8896 (walk_stmt_load_store_addr_ops): Likewise.
8897 (gimple_build_cdt): Remove.
8898 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
8899 * gimple.h (gimple_cdt_new_type): Remove.
8900 (gimple_cdt_new_type_ptr): Likewise.
8901 (gimple_cdt_set_new_type): Likewise.
8902 (gimple_cdt_location): Likewise.
8903 (gimple_cdt_location_ptr): Likewise.
8904 (gimple_cdt_set_location): Likewise.
8905 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
8906 * tree-cfg.c (remove_useless_stmts_1): Do not handle
8907 GIMPLE_CHANGE_DYNAMIC_TYPE.
8908 (verify_types_in_gimple_stmt): Likewise.
8909 * tree-inline.c (estimate_num_insns): Likewise.
8910 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
8911 (copy_decl_to_var): Likewise.
8912 (copy_result_decl_to_var): Likewise.
8913 * tree-pretty-print.c (dump_generic_node): Do not handle
8914 CHANGE_DYNAMIC_TYPE_EXPR.
8915 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
8916 * tree-ssa-operands.c (get_expr_operands): Likewise.
8917 * tree-ssa-structalias.c (struct variable_info): Remove
8918 no_tbaa_pruning member.
8919 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
8920 (unify_nodes): Do not copy it.
8921 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
8922 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
8923 (set_uids_in_ptset): Do not check it.
8924 (find_what_var_points_to): Likewise.
8925 (compute_tbaa_pruning): Remove.
8926 (compute_points_to_sets): Do not call it.
8927 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
8928 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
8929 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
8930 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
8931 (DECL_NO_TBAA_P): Likewise.
8932 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
8933 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
8934 (expand_omp_atomic_pipeline): Do not set it.
8935 * print-tree.c (print_node): Do not dump it.
8936 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
8939 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
8942 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
8945 2009-05-22 Mark Mitchell <mark@codesourcery.com>
8947 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
8950 2009-05-22 Ben Elliston <bje@au.ibm.com>
8952 * Makefile.in (bversion.h, s-bversion): New targets.
8953 (TOPLEV_H): Add bversion.h.
8954 * toplev.h: Include "bversion.h".
8955 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
8956 the __format__ attribute only if compiling with the same version
8957 of GCC as the sources (the "build version").
8959 2009-05-22 Ben Elliston <bje@au.ibm.com>
8961 * c-format.c (handle_format_attribute): Fix comment typo.
8963 2009-05-21 Steve Ellcey <sje@cup.hp.com>
8966 * config/ia64/ia64.opt (mfused-madd): New.
8967 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
8968 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
8969 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
8970 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
8971 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
8972 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
8973 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
8974 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
8975 instruction if !TARGET_FUSED_MADD.
8976 (fpma, fpms): Remove colon from name.
8978 2009-05-22 Richard Guenther <rguenther@suse.de>
8980 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
8981 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
8982 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
8984 (create_expression_by_pieces): Only convert if necessary.
8985 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
8986 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
8988 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
8990 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
8991 regular pattern from a template and rename it ...
8992 (*extzv_truncsi_exts): ... to this.
8994 2009-05-21 Richard Guenther <rguenther@suse.de>
8996 * cgraph.h (struct cgraph_node): Remove inline_decl member.
8997 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
8998 (cgraph_default_inline_p): Likewise.
8999 (cgraph_decide_inlining_incrementally): Likewise.
9001 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
9002 Uros Bizjak <ubizjak@gmail.com>
9004 * config/i386/cpuid.h (bit_MOVBE): New.
9006 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
9008 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
9009 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
9010 (ix86_handle_option): Handle OPT_mmovbe.
9011 (ix86_target_string): Add -mmovbe.
9012 (pta_flags): Add PTA_MOVBE.
9013 (processor_alias_table): Add PTA_MOVBE to "atom".
9014 (override_options): Handle PTA_MOVBE.
9016 * config/i386/i386.h (TARGET_MOVBE): New.
9018 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
9019 (*bswapsi_movbe): New.
9020 (*bswapdi_movbe): Likewise.
9021 (bswapdi2): Renamed to ...
9023 (bswapdi2): New expander.
9025 * config/i386/i386.opt (mmovbe): New.
9027 * doc/invoke.texi: Document -mmovbe.
9029 2009-05-21 Taras Glek <tglek@mozilla.com>
9031 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
9032 * gcc-plugin.h (plugin_init): Updated signature.
9033 * gcc-plugin.h (plugin_name_args): Moved to this header.
9034 * doc/plugins.texi (plugin_init): Updated documention to reflect
9036 * doc/plugins.texi (plugin_name_args): Added to documention.
9038 2009-05-21 Mark Mitchell <mark@codesourcery.com>
9040 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
9041 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
9043 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
9045 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
9046 JUMP_TABLE_DATA_P predicates where applicable.
9047 * config/i386/predicates.md: Ditto.
9048 * config/i386/sse.md: Ditto.
9050 2009-05-21 Jakub Jelinek <jakub@redhat.com>
9052 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
9053 operand2 -128 override length_immediate attribute to 1.
9054 * config/i386/predicates.md (constm128_operand): New predicate.
9056 * config/i386/i386.c (memory_address_length): Handle %r12
9057 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
9059 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
9060 mode look through optional ZERO_EXTEND and SUBREG.
9061 * config/i386/i386.md (R12_REG): New define_constant.
9062 (prefix_data16): For sse unit set also for MODE_TI insns.
9063 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
9064 insns set if operand 1 is ext_QIreg_operand.
9065 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
9066 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
9068 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
9069 mode from MODE_DI to MODE_SI.
9070 (movdi_1_rex64): Override modrm and length_immediate attributes
9071 only for movabs (TYPE_IMOV, alternative 2).
9072 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
9073 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
9074 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
9075 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
9076 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
9077 prefix_rex attribute if DImode.
9078 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
9079 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
9080 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
9081 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
9082 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
9083 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
9084 Likewise. For TYPE_IMOV clear length_immediate attribute.
9085 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
9086 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
9087 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
9088 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
9089 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
9090 or one operand TYPE_ISHIFT.
9091 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
9092 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
9093 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
9094 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
9095 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
9096 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
9097 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
9098 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
9099 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
9100 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
9101 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
9102 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
9103 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
9104 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
9105 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
9106 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
9107 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
9108 set mode attribute, don't override length attribute.
9109 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
9111 (return_internal_long): Set length attribute to 2 instead of 1.
9112 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
9113 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
9114 prefix_rex attribute.
9115 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
9117 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
9119 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9121 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
9123 2009-05-20 Ian Lance Taylor <iant@google.com>
9125 * tree.c (build_tree_list_vec_stat): New function.
9126 (ctor_to_vec): New function.
9127 (build_nt_call_vec): New function.
9128 (build_call_array): Change args to be a const pointer.
9129 (build_call_vec): New function.
9130 * tree.h (build_nt_call_vec): Declare.
9131 (build_tree_list_vec_stat): Declare.
9132 (build_tree_list_vec): Define.
9133 (build_call_array): Update declaration.
9134 (build_call_vec): Declare.
9135 (ctor_to_vec): Declare.
9136 * c-common.c (tree_vector_cache): New static variable.
9137 (make_tree_vector): New function.
9138 (release_tree_vector): New function.
9139 (make_tree_vector_single): New function.
9140 (make_tree_vector_copy): New function.
9141 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
9142 (make_tree_vector_single, make_tree_vector_copy): Declare.
9143 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
9144 (c_parser_expr_list): Don't manage cache here, instead call
9146 (c_parser_release_expr_list): Remove static function.
9147 (c_parser_vec_to_tree_list): Remove static function.
9148 (c_parser_attributes): Call build_tree_list_vec instead of
9149 c_parser_vec_to_tree_list. Call release_tree_vector instead of
9150 c_parser_release_expr_list.
9151 (c_parser_postfix_expression_after_primary): Likewise.
9152 (c_parser_objc_keywordexpr): Likewise.
9154 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
9156 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
9157 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
9158 TARGET_CONVERT_TO_TYPE.
9159 * hooks.c (hook_tree_const_tree_null): Define.
9160 * hooks.h (hook_tree_const_tree_null): Declare.
9161 * target.h (struct gcc_target): Add invalid_parameter_type,
9162 invalid_return_type, promoted_type, and convert_to_type fields.
9163 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
9164 (TARGET_INVALID_RETURN_TYPE): Define.
9165 (TARGET_PROMOTED_TYPE): Define.
9166 (TARGET_CONVERT_TO_TYPE): Define.
9167 (TARGET_INITIALIZER): Update for new fields.
9168 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
9169 (grokparms): Check targetm.invalid_parameter_type.
9170 * c-typeck.c (default_conversion): Check targetm.promoted_type.
9171 * c-convert.c (convert): Check targetm.convert_to_type.
9173 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
9175 * config/mips/mips.md (*extenddi_truncate<mode>,
9176 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
9178 (*extendhi_truncateqi): New define_insn_and_sptit.
9180 2009-05-20 Jakub Jelinek <jakub@redhat.com>
9183 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
9184 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
9186 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
9188 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
9189 the operand of VIEW_CONVERT_EXPR.
9191 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
9193 * config/i386/driver-i386.c (host_detect_local_cpu): Check
9194 extended family and model for Intel processors. Support Intel Atom.
9196 2009-05-20 Olivier Hainque <hainque@adacore.com>
9198 * gstab.h (stab_code_type): Define, to be used instead of the
9199 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
9201 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
9202 occurrences by stab_code_type.
9203 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
9205 2009-05-20 Martin Jambor <mjambor@suse.cz>
9207 * tree-flow.h (insert_edge_copies_seq): Undeclare.
9208 (sra_insert_before): Likewise.
9209 (sra_insert_after): Likewise.
9210 (sra_init_cache): Likewise.
9211 (sra_type_can_be_decomposed_p): Likewise.
9212 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
9213 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
9214 (sra_insert_before): Likewise.
9215 (sra_insert_after): Likewise.
9216 (sra_init_cache): Likewise.
9217 (insert_edge_copies_seq): Made static and moved upwards.
9219 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
9222 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
9224 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
9225 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
9228 2009-05-20 Richard Guenther <rguenther@suse.de>
9230 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
9231 with mismatched comparison modes.
9233 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9235 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
9236 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
9237 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
9238 with shifts for Thumb2.
9239 (orsi_notsi): New for orn.
9240 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
9241 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
9242 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
9243 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
9244 Don't invert remainder for IOR.
9246 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
9248 PR tree-optimization/40087
9249 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
9250 number_of_iterations_ne): Rename never_infinite argument.
9251 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
9252 number_of_iterations_le): Handle pointer-type ivs when
9253 exit_must_be_taken is false.
9254 (number_of_iterations_cond): Do not always assume that
9255 exit_must_be_taken if the control variable is a pointer.
9257 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
9259 * c-typeck.c (build_binary_op): Allow % on integal vectors.
9260 * doc/extend.texi (Vector Extension): Document that % is allowed too.
9262 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
9264 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
9265 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
9267 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
9270 * c.opt (Wlogical-op): Disabled by default.
9271 * c-opt (c_common_post_options): Do not enable Wlogical-op with
9273 * doc/invoke.texi (Wlogical-op): Likewise.
9275 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
9277 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
9279 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
9280 Propagate the type of the first operand.
9281 <ASSERT_EXPR>: Simplify.
9282 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
9283 Rewrite using the RHS code as discriminant.
9284 <NOP_EXPR>: Turn into CASE_CONVERT.
9285 <PLUS_EXPR>: Propagate the type of the first operand.
9287 2009-05-19 Steve Ellcey <sje@cup.hp.com>
9289 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
9290 (ia64_dconst_0_375): New.
9291 * config/ia64/ia64.c (ia64_override_options): Remove
9292 -minline-sqrt-min-latency warning.
9293 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
9294 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
9295 * config/ia64/ia64.md (*sqrt_approx): Remove.
9296 (sqrtsf2): Remove #if 0.
9297 (sqrtsf2_internal_thr): Rewrite and move to div.md.
9298 (sqrtdf): Remove assert.
9299 (sqrtdf2_internal_thr): Rewrite and move to div.md.
9300 (sqrtxf2): Remove #if 0.
9301 (sqrtxf2_internal_thr): Rewrite and move to div.md.
9302 * div.md (sqrt_approx_rf): New.
9303 (sqrtsf2_internal_thr): New implementation.
9304 (sqrtsf2_internal_lat): New.
9305 (sqrtdf2_internal_thr: New implementation.
9306 (sqrtxf2_internal): New implementation.
9308 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
9309 Hans-Peter Nilsson <hp@axis.com>
9311 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
9312 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
9313 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
9314 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
9315 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
9316 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
9317 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
9318 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
9319 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
9320 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
9321 * c-common.c: ...from here.
9323 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
9325 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
9327 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9329 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
9331 2009-05-19 Ben Elliston <bje@au.ibm.com>
9333 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
9334 assignments with memcpy calls.
9335 (add_fdes): Likewise.
9336 (binary_search_unencoded_fdes): Likewise.
9337 (linear_search_fdes): Eliminate type puns.
9339 2009-05-19 Richard Guenther <rguenther@suse.de>
9341 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
9342 not falsely claim to have propagated into all uses.
9344 2009-05-19 Ben Elliston <bje@au.ibm.com>
9346 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
9349 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
9351 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
9352 * config/sh/sh.c (sh_legitimate_address_p): Make static.
9353 (TARGET_LEGITIMATE_ADDRESS_P): New.
9354 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9355 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
9357 2009-05-18 Dodji Seketeli <dodji@redhat.com>
9360 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
9361 child of the containing namespace's DIE.
9363 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
9365 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
9366 *zero_extendhi_truncqi): Move after the zero_extend patterns.
9367 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
9370 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
9373 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
9374 gen_align with gen_pad.
9375 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
9376 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
9378 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
9379 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
9381 * config/i386/i386.md (align): Renamed to ...
9382 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
9383 ASM_OUTPUT_MAX_SKIP_PAD.
9385 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
9387 * config.gcc: Fix variable syntax.
9390 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
9391 before calling exact_log2.
9392 (output_iorsi3): Likewise.
9393 (output_xorsi3): Likewise.
9395 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
9397 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
9398 for the none zero constant operand except for EQ and NE
9399 comprisons even when the first operand is R0.
9401 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
9403 * config/s390/2064.md: Remove trailing whitespaces.
9404 * config/s390/2084.md: Likewise.
9405 * config/s390/constraints.md: Likewise.
9406 * config/s390/fixdfdi.h: Likewise.
9407 * config/s390/libgcc-glibc.ver: Likewise.
9408 * config/s390/s390-modes.def: Likewise.
9409 * config/s390/s390-protos.h: Likewise.
9410 * config/s390/s390.c: Likewise.
9411 * config/s390/s390.h: Likewise.
9412 * config/s390/s390.md: Likewise.
9413 * config/s390/tpf-unwind.h: Likewise.
9415 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
9417 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
9419 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
9422 * configure.ac (m68k-*-*): Check if binutils support TLS.
9423 * configure: Regenerate.
9424 * config/m68k/predicates.md (symbolic_operand): Extend comment.
9425 * config/m68k/constraints.md (Cu): New constraint.
9426 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
9427 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
9428 (movsi): Handle TLS symbols.
9429 (addsi3_5200): Handle XTLS symbols, indent.
9430 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
9431 (m68k_tls_reference_p): Declare.
9432 (m68k_legitimize_address): Declare.
9433 (m68k_unwrap_symbol): Declare.
9434 * config/m68k/m68k.opt (mxtls): New option.
9435 * config/m68k/m68k.c (ggc.h): Include.
9436 (m68k_output_dwarf_dtprel): Implement hook.
9437 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
9438 (m68k_expand_prologue): Load GOT pointer when function needs it.
9439 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
9440 (m68k_legitimate_constant_address_p): Same.
9441 (m68k_decompose_address): Handle TLS references.
9442 (m68k_get_gp): New static function.
9443 (enum m68k_reloc): New contants.
9444 (TLS_RELOC_P): New macro.
9445 (m68k_wrap_symbol): New static function.
9446 (m68k_unwrap_symbol): New function.
9447 (m68k_final_prescan_insn_1): New static function.
9448 (m68k_final_prescan_insn): New function.
9449 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
9451 (legitimize_pic_address): Handle TLS references..
9452 (m68k_tls_get_addr, m68k_get_tls_get_addr)
9453 (m68k_libcall_value_in_a0_p)
9454 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
9455 (m68k_call_m68k_read_tp): Helper variables and functions for ...
9456 (m68k_legitimize_tls_address): Handle TLS references.
9457 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
9459 (m68k_legitimize_address): Handle TLS symbols.
9460 (m68k_get_reloc_decoration): New static function.
9461 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
9463 (m68k_output_dwarf_dtprel): Implement hook.
9464 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
9465 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
9466 m68k_call_* routines.
9467 (sched_attr_op_type): Handle TLS symbols.
9468 (gt-m68k.h): Include.
9469 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
9470 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
9472 2009-05-18 Martin Jambor <mjambor@suse.cz>
9474 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
9475 (visit_store_addr_for_mod_analysis): New function.
9476 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
9477 (determine_cst_member_ptr): Use gimple_assign_single_p.
9478 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
9479 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
9480 operands. Don't check number of operands of a NOP_EXPR.
9482 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
9484 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
9486 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
9489 * c-common.c (warn_logical_operator): Don't warn if one of
9490 expression isn't always true or false.
9492 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
9494 * config/i386/biarch32.h: New file.
9495 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
9497 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
9499 * config/mips/mips.md (*zero_extend<mode>_trunchi,
9500 *zero_extend<mode>_truncqi): Merge these into ...
9501 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
9502 Name the pattern following this as *zero_extendhi_truncqi.
9504 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
9507 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
9508 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
9509 (output_info): Make field HOST_WIDEST_INT.
9510 (print_statistics): Use HOST_WIDEST_INT_PRINT.
9511 (dump_bitmat_statistics): Same.
9513 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
9515 * config.gcc (use_gcc_stdint): Set to wrap.
9516 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
9517 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
9518 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
9519 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
9520 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
9521 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
9522 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
9523 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
9525 2009-05-16 Joseph Myers <joseph@codesourcery.com>
9527 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
9529 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
9530 Move definitions earlier.
9531 (OPT_ARCH64, OPT_ARCH32): Define.
9532 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
9535 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
9538 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
9541 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
9543 * arm.md (movdi2): Copy non-reg values to DImode registers.
9545 2009-05-16 Jakub Jelinek <jakub@redhat.com>
9548 * final.c (label_to_max_skip): New function.
9549 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
9550 CODE_LABEL_NUMBER <= max_labelno.
9551 * output.h (label_to_max_skip): New prototype.
9552 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
9553 (ix86_avoid_jump_mispredicts): ... this. Don't define if
9554 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
9555 Handle CODE_LABELs with >= 16 byte alignment or with
9556 max_skip == (1 << align) - 1.
9557 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
9558 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
9561 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
9562 .p2align 3 if MAX_SKIP is smaller than 7.
9563 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
9565 2009-05-15 Ian Lance Taylor <iant@google.com>
9567 * alias.c (struct alias_set_entry_d): Rename from struct
9568 alias_set_entry. Change all uses.
9569 * except.c (struct call_site_record_d): Rename from struct
9570 call_site_record. Change all uses.
9571 * except.h (struct eh_region_d): Rename from struct eh_region.
9573 * gcse.c (struct hash_table_d): Rename from struct hash_table.
9575 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
9576 ivtype_map_elt. Change all uses.
9577 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
9579 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
9580 * graphite.h (struct name_tree_d): Rename from struct name_tree.
9582 (struct sese_d): Rename from struct sese. Change all uses.
9583 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
9584 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
9585 * optabs.h (struct optab_d): Rename from struct optab. Change all
9587 (struct convert_optab_d): Rename from struct convert_optab.
9589 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
9590 ipa_opt_pass. Change all uses.
9591 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
9594 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
9595 defined as a typedef.
9596 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
9599 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
9602 * fold-const.c (make_range,build_range_check,merge_ranges): Move
9604 (merge_ranges): Returns bool.
9605 * tree.h (make_range): .. to here.
9606 (build_range_check): Likewise.
9607 (merge_ranges): Likewise. Renamed from merge_ranges.
9608 * c-typeck.c (parser_build_binary_op): Update calls to
9609 warn_logical_operator.
9610 * c-common.c (warn_logical_operator): Add new warning.
9611 * c-common.h (warn_logical_operator): Update declaration.
9613 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
9615 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
9617 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9619 * doc/install.texi: Document MPC requirements, flags etc.
9621 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
9622 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
9623 Evaluate constant arguments.
9624 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
9625 (fold_builtin_1): Likewise, also evaluate constant arguments.
9626 Remove superfluous break.
9627 (do_mpc_ckconv): New.
9628 * real.h: Include mpc.h.
9629 * toplev.c (print_version): Output MPC version info if available.
9631 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9633 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
9635 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
9637 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
9640 2009-05-15 Jan Hubicka <jh@suse.cz>
9642 * doc/invoke.texi (max-early-inliner-iterations): New flag.
9643 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
9644 (try_inline): Fix return value.
9645 (cgraph_decide_inlining_incrementally): Honor new value.
9646 (cgraph_early_inlining): Handle indirect inlining.
9647 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
9649 2009-05-15 Jan Hubicka <jh@suse.cz>
9651 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
9652 * cgraphunit.c (cgraph_finalize_function): Set it.
9653 (cgraph_expand_function): Use it.
9655 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9657 * real.c (encode_ieee_half): Define.
9658 (decode_ieee_half): Define.
9659 (ieee_half_format): Define.
9660 (arm_half_format): Define.
9661 * real.h (ieee_half_format): Declare.
9662 (arm_half_format): Declare.
9664 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9666 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
9667 swapped, and reversed optabs exist before trying to use them.
9669 2009-05-15 Paul Brook <paul@codesourcery.com>
9670 Sandra Loosemore <sandra@codesourcery.com>
9672 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
9673 loads. Allow PRE_DEC.
9674 (output_move_neon): Handle PRE_DEC.
9675 (arm_print_operand): Add 'A' for neon structure loads.
9676 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
9677 * config/arm/neon.md (neon_mov): Update comment.
9678 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
9680 (Um): New constraint.
9682 2009-05-15 Jan Hubicka <jh@suse.cz>
9684 Revert the following patch until testsuite fallout is fixed:
9685 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
9686 * cgraph.h (struct inline_summary): New filed self_wize,
9687 size_inlining_benefit, self_time and time_inlining_benefit.
9688 (struct cgraph_global_info): Replace insns by time ans size fields.
9689 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
9690 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
9691 (ipcp_update_callgraph): Do not touch function bodies.
9692 * ipa-inline.c: Include except.h
9693 (MAX_TIME): New constant.
9694 (overall_insns): Remove
9695 (overall_size, max_benefit): New static variables.
9696 (cgraph_estimate_time_after_inlining): New function.
9697 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
9698 (cgraph_clone_inlined_nodes): Update size.
9699 (cgraph_mark_inline_edge): Update size.
9700 (cgraph_estimate_growth): Use size info.
9701 (cgraph_check_inline_limits): Check size.
9702 (cgraph_default_inline_p): Likewise.
9703 (cgraph_edge_badness): Compute badness based on benefit and size cost.
9704 (cgraph_decide_recursive_inlining): Check size.
9705 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
9707 (cgraph_decide_inlining): Likewise.
9708 (cgraph_decide_inlining_incrementally): Likewise; honor
9709 PARAM_EARLY_INLINING_INSNS.
9710 (likely_eliminated_by_inlining_p): New predicate.
9711 (estimate_function_body_sizes): New function.
9712 (compute_inline_parameters): Use it.
9713 * except.c (must_not_throw_labels): New function.
9714 * except.h (must_not_throw_labels): Declare.
9715 * tree-inline.c (init_inline_once): Kill inlining_weigths
9716 * tree-ssa-structalias.c: Avoid uninitialized warning.
9717 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
9718 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
9719 (PARAM_INLINE_CALL_COST): Remove.
9720 (PARAM_EARLY_INLINING_INSNS): New.
9722 2009-05-15 Richard Guenther <rguenther@suse.de>
9724 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
9725 not TODO_update_ssa.
9727 2009-05-15 Richard Guenther <rguenther@suse.de>
9729 PR tree-optimization/39999
9730 * gimple.h (gimple_expr_type): Use the expression type looking
9731 through useless conversions.
9732 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
9733 (vn_nary_op_insert_stmt): Likewise.
9734 (simplify_binary_expression): Likewise.
9736 2009-05-15 Richard Guenther <rguenther@suse.de>
9738 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
9739 New options, enabled by default.
9740 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
9742 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
9743 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
9744 * tree-ssa-structalias.c (gate_tree_pta): New function.
9745 (pass_build_alias): Use it.
9747 2009-05-15 Joseph Myers <joseph@codesourcery.com>
9749 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
9750 recurse on an invariant address if a conversion from a pointer
9751 type to a wider integer type is involved.
9753 2009-05-15 Jan Hubicka <jh@suse.cz>
9755 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
9756 * cgraph.h (struct inline_summary): New filed self_wize,
9757 size_inlining_benefit, self_time and time_inlining_benefit.
9758 (struct cgraph_global_info): Replace insns by time ans size fields.
9759 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
9760 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
9761 (ipcp_update_callgraph): Do not touch function bodies.
9762 * ipa-inline.c: Include except.h
9763 (MAX_TIME): New constant.
9764 (overall_insns): Remove
9765 (overall_size, max_benefit): New static variables.
9766 (cgraph_estimate_time_after_inlining): New function.
9767 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
9768 (cgraph_clone_inlined_nodes): Update size.
9769 (cgraph_mark_inline_edge): Update size.
9770 (cgraph_estimate_growth): Use size info.
9771 (cgraph_check_inline_limits): Check size.
9772 (cgraph_default_inline_p): Likewise.
9773 (cgraph_edge_badness): Compute badness based on benefit and size cost.
9774 (cgraph_decide_recursive_inlining): Check size.
9775 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
9777 (cgraph_decide_inlining): Likewise.
9778 (cgraph_decide_inlining_incrementally): Likewise; honor
9779 PARAM_EARLY_INLINING_INSNS.
9780 (likely_eliminated_by_inlining_p): New predicate.
9781 (estimate_function_body_sizes): New function.
9782 (compute_inline_parameters): Use it.
9783 * except.c (must_not_throw_labels): New function.
9784 * except.h (must_not_throw_labels): Declare.
9785 * tree-inline.c (init_inline_once): Kill inlining_weigths
9786 * tree-ssa-structalias.c: Avoid uninitialized warning.
9787 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
9788 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
9789 (PARAM_INLINE_CALL_COST): Remove.
9790 (PARAM_EARLY_INLINING_INSNS): New.
9791 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
9792 (inline-call-cost): Remove.
9793 (early-inlining-insns): New.
9795 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
9797 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
9799 (print_int_cst_bounds_in_octal_p): Likewise.
9800 (dbxout_type): Adjust calls to above functions. Be prepared to deal
9802 * dwarf2out.c (base_type_die): Likewise.
9803 (is_subrange_type): Delete.
9804 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
9805 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
9806 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
9807 if the destination type is boolean.
9808 (build_range_check): Do not special-case subtypes.
9809 (fold_sign_changed_comparison): Likewise.
9810 (fold_unary): Likewise.
9811 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
9812 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
9813 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
9814 * tree.c (subrange_type_for_debug_p): New predicate based on the
9815 former is_subrange_type.
9816 * tree.h (subrange_type_for_debug_p): Declare.
9817 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
9818 (convert_affine_scev): Remove call to above function.
9819 (chrec_convert_aggressive): Likewise.
9820 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
9821 false for conversions involving subtypes.
9822 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
9823 (vrp_val_min): Likewise.
9824 (needs_overflow_infinity): Likewise.
9825 (extract_range_from_unary_expr): Likewise.
9827 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
9829 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
9830 * config/frv/frv.c: Likewise.
9831 * config/s390/s390.c: Likewise.
9832 * config/sparc/sparc.h: Likewise.
9833 * config/i386/i386.h: Likewise.
9834 * config/i386/i386.c: Likewise.
9835 * config/crx/crx.c: Likewise.
9836 * config/m68hc11/m68hc11.h: Likewise.
9837 * config/iq2000/iq2000.c: Likewise.
9838 * config/mn10300/mn10300.h: Likewise.
9839 * config/mn10300/mn10300.c: Likewise.
9840 * config/m68k/m68k.c: Likewise.
9841 * config/rs6000/rs6000.c: Likewise.
9842 * config/rs6000/xcoff.h: Likewise.
9843 * config/rs6000/linux64.h: Likewise.
9844 * config/rs6000/sysv4.h: Likewise.
9845 * config/score/score3.c: Likewise.
9846 * config/score/score7.c: Likewise.
9847 * config/score/score.c: Likewise.
9848 * config/arm/arm.md: Likewise.
9849 * config/mips/mips.c: Likewise.
9850 * config/mips/mips.md: Likewise.
9851 * config/bfin/bfin.h: Likewise.
9852 * config/pa/pa.c: Likewise.
9853 * config/pa/constraints.md: Likewise.
9855 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
9856 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
9857 * config/pdp11/pdp11.h: Use memory_address_p instead.
9859 2009-05-14 Ian Lance Taylor <iant@google.com>
9861 * passes.c (finish_optimization_passes): Change i to int.
9862 * plugin.c (plugins_active_p): Change event to int.
9863 (dump_active_plugins): Likewise.
9864 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
9866 * tree.c (tree_range_check_failed): Change c to unsigned int.
9867 (omp_clause_range_check_failed): Likewise.
9868 (build_common_builtin_nodes): Change mode to int. Add cast.
9869 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
9870 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
9872 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
9873 ++ or -- with a variable of enum type.
9875 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9878 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
9880 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9882 * store-motion.c: Do not include params.h
9883 * Makefile.in: Fix dependencies for various files.
9885 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9887 * auto-inc-dec.c: Fix pass description, remove apparent
9888 accidental duplication.
9890 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
9893 * ipa-utils.h (memory_identifier_string): Moved to ...
9894 * tree.h (memory_identifier_string): Here. Add GTY(()).
9896 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
9898 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
9899 in the former documentation of...
9900 (GO_IF_LEGITIMATE_ADDRESS): ... this.
9901 * ira-conflicts.c (get_dup_num): Use address_operand.
9902 * targhooks.c (default_legitimate_address_p): New.
9903 * targhooks.h (default_legitimate_address_p): New.
9904 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
9906 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
9907 * target.h (struct target): Add legitimate_address_p.
9908 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
9909 (TARGET_INITIALIZER): Include it.
9911 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9912 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
9913 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
9914 (TARGET_LEGITIMATE_ADDRESS_P): New.
9916 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9917 (REG_OK_STRICT_P): Delete.
9918 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
9919 (frv_legitimate_address_p_1): ... this.
9920 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
9921 (frv_legitimate_address_p_1): ... the renamed old
9922 frv_legitimate_address_p.
9923 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
9924 (TARGET_LEGITIMATE_ADDRESS_P): New.
9926 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9927 * config/s390/s390-protos.h (legitimate_address_p): Remove.
9928 * config/s390/s390.c (legitimate_address_p): Rename to...
9929 (s390_legitimate_address_p): ... this, make static.
9930 (legitimize_address): Adjust call.
9931 (TARGET_LEGITIMATE_ADDRESS_P): New.
9932 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
9934 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9935 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
9936 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
9937 (TARGET_LEGITIMATE_ADDRESS_P): New.
9939 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9940 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
9941 * config/spu/spu.c (spu_legitimate_address): Rename to...
9942 (spu_legitimate_address_p): ... this, make static.
9943 (TARGET_LEGITIMATE_ADDRESS_P): New.
9945 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9946 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
9947 * config/sparc/sparc.c (legitimate_address_p): Rename to...
9948 (sparc_legitimate_address_p): ... this, make static and return bool.
9949 (legitimize_address): Adjust call.
9950 (TARGET_LEGITIMATE_ADDRESS_P): New.
9952 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9953 * config/i386/i386-protos.h (legitimate_address_p): Remove.
9954 * config/i386/i386.c (legitimate_address_p): Rename to...
9955 (ix86_legitimate_address_p): ... this, make static.
9956 (constant_address_p): Move after it, adjust call.
9957 (TARGET_LEGITIMATE_ADDRESS_P): New.
9959 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9960 * config/avr/avr-protos.h (legitimate_address_p): Remove.
9961 * config/avr/avr.c (legitimate_address_p): Rename to...
9962 (avr_legitimate_address_p): ... this, make static.
9963 (legitimize_address): Adjust call.
9964 (TARGET_LEGITIMATE_ADDRESS_P): New.
9966 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9967 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
9968 * config/crx/crx.c (crx_legitimate_address_p): Make static.
9969 (TARGET_LEGITIMATE_ADDRESS_P): New.
9971 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9972 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
9973 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
9974 (TARGET_LEGITIMATE_ADDRESS_P): New.
9976 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9977 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
9979 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
9981 (TARGET_LEGITIMATE_ADDRESS_P): New.
9983 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9984 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
9986 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
9988 (m68hc11_legitimate_address_p): ... this, make static.
9989 (go_if_legitimate_address_internal): Rename to...
9990 (m68hc11_legitimate_address_p_1): ... this.
9991 (legitimize_address): Adjust call.
9992 (TARGET_LEGITIMATE_ADDRESS_P): New.
9994 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9995 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
9996 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
9997 (TARGET_LEGITIMATE_ADDRESS_P): New.
9999 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10000 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
10001 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
10002 (mn10300_legitimate_address_p): ... this, make static.
10003 (TARGET_LEGITIMATE_ADDRESS_P): New.
10005 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10006 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
10007 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
10008 (TARGET_LEGITIMATE_ADDRESS_P): New.
10010 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10011 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
10012 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
10013 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10014 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
10015 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
10016 (rs6000_legitimate_address_p): ... this, make static.
10017 (TARGET_LEGITIMATE_ADDRESS_P): New.
10018 (REG_MODE_OK_FOR_BASE_P): Delete.
10019 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
10021 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10022 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
10024 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
10025 static, adjust types.
10026 (TARGET_LEGITIMATE_ADDRESS_P): New.
10028 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10029 * config/score/score.c (score_address_p): Rename to...
10030 (score_legitimate_address_p): ... this.
10031 (TARGET_LEGITIMATE_ADDRESS_P): New.
10032 * config/score/score3.c (score3_address_p): Rename to...
10033 (score3_legitimate_address_p): ... this.
10034 * config/score/score7.c (score7_address_p): Rename to...
10035 (score7_legitimate_address_p): ... this.
10037 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
10038 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
10039 GO_IF_LEGITIMATE_ADDRESS): Delete.
10040 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
10041 thumb2_legitimate_address_p): Delete.
10042 (arm_legitimate_address_p): Rename to...
10043 (arm_legitimate_address_outer_p): ... this.
10044 * config/arm/constraints.md ("Uq"): Adjust call.
10045 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
10046 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
10048 (arm_legitimate_address_outer_p): ... this.
10049 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
10051 (TARGET_LEGITIMATE_ADDRESS_P): New.
10053 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10054 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
10055 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
10056 (TARGET_LEGITIMATE_ADDRESS_P): New.
10058 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10059 * config/vax/vax-protos.h (legitimate_address_p): Remove.
10060 * config/vax/vax.c (legitimate_address_p): Rename to...
10061 (vax_legitimate_address_p): ... this, make static.
10062 (TARGET_LEGITIMATE_ADDRESS_P): New.
10064 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10065 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
10066 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
10067 (TARGET_LEGITIMATE_ADDRESS_P): New.
10069 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10070 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
10071 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
10072 (mmix_legitimate_address_p): ... this, make static.
10073 (TARGET_LEGITIMATE_ADDRESS_P): New.
10075 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10076 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
10077 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
10078 (TARGET_LEGITIMATE_ADDRESS_P): New.
10080 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
10082 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
10083 of MODE_COMPLEX_INT.
10085 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10087 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
10088 LCT_NORMAL in function call.
10089 * mips-tdump.c (print_file_desc): Add cast to enum type.
10090 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
10091 (mark_stabs): Add casts to enum types.
10092 (parse_stabs_common): Add casts to enum types.
10094 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
10096 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
10097 Check for invalid values of LETTER.
10099 2009-05-13 Taras Glek <tglek@mozilla.com>
10101 * attribs.c (register_attribute): moved out attribute registration
10102 into register_attribute.
10103 * doc/plugins.texi: Documented register_attribute and
10105 * gcc-plugin.h: Added forward decl for register_attribute.
10106 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
10107 * plugin.c (register_callback, invoke_plugin_callbacks): Added
10108 PLUGIN_ATTRIBUTES boilerplate.
10110 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
10112 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
10113 values even in sentinel and empty entries.
10114 (ms_printf_flag_specs): Likewise.
10115 (ms_scanf_flag_specs): Likewise.
10116 (ms_strftime_flag_specs): Likewise.
10117 (ms_print_char_table): Likewise.
10118 (ms_scan_char_table): Likewise.
10119 (ms_time_char_table): Likewise.
10121 2009-05-13 Doug Kwan <dougkwan@google.com>
10123 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
10125 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
10127 * config/mips/mips.md (store): Add attributes for QI and HI.
10129 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
10130 (truncdi<mode>2): ... this new pattern.
10132 2009-05-13 Brad Hards <bradh@kde.org>
10134 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
10136 2009-05-14 Jakub Jelinek <jakub@redhat.com>
10137 Ben Elliston <bje@au.ibm.com>
10139 PR middle-end/40035
10140 * dse.c (check_mem_read_rtx): Guard against width == -1.
10142 2009-05-13 Michael Matz <matz@suse.de>
10144 PR middle-end/39976
10145 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
10146 (trivially_conflicts_p): New function.
10147 (insert_backedge_copies): Use it.
10149 2009-05-13 Janis Johnson <janis187@us.ibm.com>
10151 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
10152 (handle_stdc_pragma): Use new enum constant names.
10153 (handle_pragma_float_const_decimal64): Ditto.
10155 2009-05-13 Ian Lance Taylor <iant@google.com>
10157 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
10160 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
10162 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
10163 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
10165 * config/m68k/m68k.h (FL_UCLINUX): Define.
10167 2009-05-13 Jan Hubicka <jh@suse.cz>
10169 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
10171 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
10173 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
10174 unless -fschedule-insns is specified.
10176 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
10179 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
10180 TARGET_EXPAND_CBRANCHDI4.
10181 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
10182 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
10183 (cmpeqdi): Fix comment.
10185 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
10187 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
10188 (sh_legitimate_address_p): Likewise.
10189 * config/sh/sh.c (sh_legitimate_index_p): New.
10190 (sh_legitimate_address_p): Likewise.
10191 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
10192 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
10193 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
10194 (MAYBE_BASE_REGISTER_RTX_P): New macro.
10195 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
10196 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
10197 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
10198 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
10199 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
10201 2009-05-12 Jan Hubicka <jh@suse.cz>
10203 * tree-inline.c (estimate_operator_cost): Add operands;
10204 when division happens by constant, it is cheap.
10205 (estimate_num_insns): Loads and stores are not having cost of 0;
10206 EH magic stuff is cheap; when computing runtime cost of switch,
10207 use log2 base of amount of its cases; builtin_expect has cost of 0;
10208 compute cost for moving return value of call.
10209 (init_inline_once): Initialize time_based flags.
10210 * tree-inline.h (eni_weights_d): Add time_based flag.
10212 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10214 * df-core.c: Update head documentation.
10216 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
10219 * rs6000.c (rs6000_generate_compare): Use op1b instead of
10220 shadowing exisiting variable op1.
10222 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
10225 * config/i386/driver-i386.c (processor_signatures): New enum.
10226 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
10227 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
10228 processor signature to detect geode processor.
10230 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10234 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10236 * optabs.c (prepare_cmp_insn): Temporarily disable test that
10237 causes spurious differences between trunk and cond-optab branch.
10239 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10241 * dojump.c (compare_from_rtx): Delete.
10242 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
10243 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
10244 if the comparison does not satisfy the predicate; test predicates for
10245 operands 2 and 3 of a cstore pattern. Don't try cstore optab
10246 further if one existing pattern fails.
10247 * expr.h (compare_from_rtx): Delete.
10248 (prepare_operand): Declare it.
10249 * optabs.c: Change "lib call" to "libcall" throughout.
10250 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
10251 HAVE_conditional_trap, emit_cmp_insn): Delete.
10252 (can_compare_p): Delete cmp_optab case.
10253 (prepare_float_lib_cmp): Return an rtx and a machine mode.
10254 Accept other parameters by value.
10255 (prepare_operand): Make non-static.
10256 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
10257 other parameters by value. Try to widen operands here based on
10258 an optab_methods argument and looking at cbranch_optab.
10259 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
10260 loop. Use cbranch_optab directly.
10261 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
10262 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
10264 (emit_conditional_move, emit_conditional_add): Inline what's needed
10265 of compare_from_rtx, using new prepare_cmp_insn for the rest.
10266 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
10267 with COMPARE. Move cmov_optab and cstore_optab above
10268 with cbranch_optab, move cmp_optab down with ucmp_optab,
10269 remove tst_otpab. Do not initialize trap_rtx.
10270 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
10271 for trap code. Do not check HAVE_conditional_trap. Use
10272 prepare_cmp_insn. Accept no predicate for operand 3.
10273 * optabs.h (OTI_cmp): Mark as used only for libcalls.
10274 (OTI_ctrap, ctrap_optab): New.
10275 (tst_optab): Delete.
10276 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
10277 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
10278 with lookup of ctrap_optab.
10279 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
10281 (ctrap_optab): New.
10283 * combine.c (combine_simplify_rtx, simplify_set): Do not
10284 special case comparing against zero for cc0 machines.
10285 * simplify-rtx.c (simplify_binary_operation_1): Never remove
10286 COMPARE on cc0 machines.
10287 (simplify_relational_operation): Return a new expression when
10288 a COMPARE could be removed.
10289 * final.c (final_scan_insn): Compare cc_status values
10290 against LHS of a (compare FOO (const_int 0)) cc0 source.
10291 Also check if cc_status.value is the full compare.
10293 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
10294 (cstoreMM4): Document.
10295 (conditional_trap): Document ctrapMM4 instead.
10296 (sync_compare_and_swapMM): Refer to cbranchcc4.
10297 (Dependent Patterns): Eliminate obsolete information referring to
10298 the old jump optimization phase.
10299 (Canonicalization): Include cbranchcc4 case, omit canonicalization
10300 of compares with 0 on cc0 machines.
10301 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
10302 avoiding references to cc0. Remove text about storing operands
10304 * doc/tm.texi (Condition Codes): Include blurb on different
10305 condition code representations, separate into subsections for
10306 CC0, MODE_CC and conditional execution.
10308 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
10309 alpha_emit_setcc): Accept operands and a machine mode.
10310 * config/alpha/alpha.c (alpha_emit_conditional_branch):
10311 Get code/op0/op1 from operands, use machine mode argument
10312 instead of alpha_compare.fp_p. Emit the branch here.
10313 (alpha_emit_setcc): Likewise, and return boolean.
10314 (alpha_emit_conditional_move): Likewise. Assert that
10315 cmp_op_mode == cmp_mode, and simplify accordingly.
10316 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
10317 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
10318 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
10320 (stack probe test): Use cbranchdi4.
10321 * config/alpha/predicates.md (alpha_cbranch_operator): New.
10323 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
10324 * config/arc/arc.h (movsicc, movsfcc): Use it.
10325 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
10326 (cbranchsi4, cstoresi4): New.
10327 (cmpsi, bCC and sCC expanders): Remove.
10329 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
10330 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
10331 * config/arm/predicates.md (arm_comparison_operator): Only include
10332 floating-point operators if there is a hardware floating-point unit.
10333 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
10334 deferring to cbranch_cc and cstore_cc respectively.
10335 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
10336 cbranch_cc, cstore_cc): New.
10337 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
10339 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
10341 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
10342 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
10344 (adjust_insn_length): Adjust calls.
10345 (avr_reorg): Handle (compare (foo) (const_int 0)).
10346 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
10347 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
10348 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
10349 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
10351 (cbranchqi4, cbranchhi4, cbranchsi4): New.
10352 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
10354 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
10355 (cbranchsi4, cstorebi4, cstoresi4): New.
10356 (movbisi): This insn is duplicate, split it to zero_extend.
10357 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
10358 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
10359 (bfin_optimize_loop): Use cbranch expander.
10360 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
10361 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
10362 (bfin_bimode_comparison_operator): ... this.
10363 (bfin_direct_comparison_operator): New.
10365 * config/cris/cris.c (cris_normal_notice_update_cc): Look
10366 inside (compare FOO (const_int 0)).
10367 (cris_rtx_costs): Handle ZERO_EXTRACT.
10368 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
10369 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
10370 (*tstdi_v32): Delete.
10371 (*cmpdi_non_v32): Add M alternative for operand 1.
10372 (cmpsi, cmp<mode>): Make private.
10373 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
10375 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
10377 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
10378 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
10379 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
10380 (cc_reg_operand): New.
10381 (any_cond): Delete.
10382 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
10383 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
10384 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
10385 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
10386 crx_expand_scond): Delete.
10388 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
10390 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
10391 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
10393 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
10394 cstoresi4, cstoresf4, cstoredf4): New.
10395 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
10396 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
10397 Receive the entire operands array.
10398 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
10399 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
10400 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
10401 Get test/op0/op1 from the operands array.
10402 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
10404 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
10405 (h8300_expand_store): New.
10406 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
10408 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
10409 (h8300_expand_store): New.
10410 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
10411 or do not try to produce (set (cc0) REG).
10412 (peepholes): Wrap arguments with COMPARE. Add a peephole to
10413 change a compare into a move to a scratch register. Disable some
10414 peepholes when comparing with zero.
10415 (tstsi, tsthi, tstsi, cmpqi): Make private.
10417 (bCC, sCC): Delete.
10418 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
10421 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
10422 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
10423 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
10424 (ix86_emit_i387_log1p): Use cbranchxf2.
10425 (ix86_expand_setcc): Return void.
10426 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
10427 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
10428 cmp<MODEF>, cmpcc): Remove.
10429 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
10430 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
10431 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
10432 (sCC and bCC expanders): Remove.
10433 (stack_protect_test): Use cbranchcc4.
10435 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
10437 (ia64_expand_compare): Accept three rtx by reference and return void.
10438 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
10439 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
10440 from *expr. Update *expr with the BImode comparison to do.
10441 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
10442 cmptf, bCC, sCC, conditional_trap): Delete.
10443 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
10444 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
10445 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
10446 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
10447 * config/ia64/predicates.md (ia64_cbranch_operator): New.
10449 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
10450 type of last argument.
10451 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
10452 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
10453 use machine mode argument instead of branch_type. Remove dead
10454 code for floating-point comparisons.
10455 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
10456 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
10458 (cbranchsi4, cstoresi4): New.
10459 * config/iq2000/predicates.md (reg_or_const_operand): New.
10461 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
10462 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
10463 (b<code>_op): Rewrite to...
10464 (bcc_op): ... this, using match_operator.
10465 (s<code>_op): Rewrite to...
10466 (scc_op): ... this, using match_operator.
10467 (s<code>_24_op): Rewrite to...
10468 (scc_op_24): ... this, using match_operator.
10469 (s<code>_<mode>): Rewrite to...
10470 (cstore<mode>4): ... this, using match_operator.
10471 (s<code>_<mode>_24): Rewrite to...
10472 (cstore<mode>4_24): ... this, using match_operator.
10473 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
10474 m32c_unpend_compare, m32c_expand_scc): Delete.
10475 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
10476 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
10477 (m32c_expand_movcc): Change NE to EQ if necessary.
10478 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
10480 * config/m32r/m32r-protos.h (gen_cond_store): New.
10481 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
10482 (gen_cond_store): New, from sCC patterns.
10483 (m32r_expand_block_move): Use cbranchsi4.
10484 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
10485 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
10486 (cbranchsi4, cstoresi4): New.
10488 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
10490 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
10491 (m68hc11_notice_update_cc): Look into a compare with 0.
10492 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
10494 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
10495 cmphi, cmpqi, bCC): Delete.
10496 (cbranchsi4, cbranchhi4, cbranchqi4): New.
10497 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
10498 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
10501 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
10502 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
10503 * config/m68k/constraints.md (H): New.
10504 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
10505 the define_insn below.
10506 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
10507 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
10508 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
10509 patterns): Wrap RHS with COMPARE.
10510 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
10511 (*cmpdi_internal): Name this pattern.
10512 (cmpdi): Change to define_insn.
10513 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
10514 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
10515 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
10517 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
10518 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
10519 (conditional_trap): Change to...
10520 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
10521 (*conditional_trap): Use the ordered_comparison_operator and
10522 const1_operand predicates.
10523 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
10524 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
10525 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
10526 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
10528 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
10529 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
10530 (mcore_gen_compare): New.
10531 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
10532 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
10533 (mcore_gen_compare): ... this.
10534 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
10535 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
10536 (stack probe pattern): Use cbranchsi4.
10538 * config/mips/predicates.md (mips_cstore_operator): New.
10539 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
10540 * config/mips/mips.md (any_cond): Delete.
10541 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
10543 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
10544 fixuns_truncsfdi2): Use cbranch patterns.
10545 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
10546 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
10547 Adjust call to mips_expand_conditional_branch.
10548 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
10550 * config/mips/mips-protos.h (mips_expand_conditional_branch,
10551 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
10552 * config/mips/mips.c (cmp_operands): Delete.
10553 (mips_emit_compare): Get comparison operands from *op0/*op1.
10554 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
10555 that it succeeds. Use op0/op1 instead of cmp_operands.
10556 (mips_expand_conditional_branch, mips_expand_conditional_move,
10557 mips_expand_conditional_trap): Likewise.
10558 (mips_block_move_loop): Use cbranch patterns.
10559 * config/mips/mips.h (cmp_operands): Delete.
10561 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
10562 (mmix_gen_compare_reg): Just return a register in the right CC mode.
10563 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
10564 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
10565 (*cmpcc_folded): Rename to...
10566 (*cmpdi_folded): this.
10567 (*cmpcc): Rename to...
10569 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
10572 (cbranchdf4): New. Handle invalid comparisons here.
10573 * config/mmix/predicates.md (float_comparison_operator): New.
10575 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
10576 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
10577 * config/mn10300/mn10300.md (tst): Delete.
10578 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
10579 Name these patterns and wrap RHS in a compare.
10580 (*cmpsi): Make this pattern private. Include tst.
10581 (*cmpsf): Make this pattern private.
10582 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
10583 (compare with zero peepholes): Likewise.
10585 (cbranchsi4, cbranchsf4): New.
10586 (casesi): Use cbranchsi4.
10588 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
10589 hppa_branch_type): Delete.
10590 (return_addr_rtx): Use cbranchsi4.
10591 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
10592 Emit CCFPmode comparison here.
10593 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
10594 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
10595 hppa_branch_type): Delete.
10596 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
10597 (movsicc, movdicc): Remove references to hppa_compare_op0,
10598 hppa_compare_op1 and compare_from_rtx.
10599 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
10600 (casesi): Use cbranchsi4.
10602 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
10603 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
10604 * config/pdp11/pdp11.md (register_or_const0_operand): New.
10605 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
10606 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
10608 (cbranchdf4, cbranchhi4, cbranchqi4): New.
10609 (*branch, *branch_inverted): New.
10611 * config/picochip/picochip.md (cbranchhi4): Use
10612 ordered_comparison_operator.
10613 (cmphi, bCC): Remove.
10615 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
10616 (trap_comparison_operator): Delete.
10617 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
10618 rs6000_emit_cbranch): Accept mode and operands.
10619 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
10620 rs6000_compare_fp_p): Delete.
10621 (rs6000_generate_compare): Accept mode and comparison. Extract code
10622 and op0/op1 from there. Replace references to rs6000_compare_op0
10623 and rs6000_compare_op1.
10624 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
10625 extract result from passed operands.
10626 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
10627 extract loc from passed operands.
10628 (rs6000_emit_cmove): Likewise.
10629 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
10630 rs6000_compare_fp_p): Delete.
10631 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
10632 (cbranch<GPR>4, cbranch<FP>4): New.
10633 (cstore<mode>4): New. Consolidate here all choices about when to use
10634 portable or specialized sCC sequences.
10635 (stack_protect_test): Use cbranchsi4.
10636 (conditional_trap): Replace with ctrap<GPR>4.
10637 (conditional trap insn): Replace trap_comparison_operator with
10638 ordered_comparison_operator.
10640 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
10641 (s390_emit_prologue): Use ctrap.
10642 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
10643 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
10644 New predicates replacing...
10645 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
10646 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
10647 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
10648 (add<mode>cc): Do not use s390_compare_op0/op1.
10649 (s<code>): Change to...
10650 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
10651 (seq): Change to...
10652 (cstorecc4): ... this. Handle EQ or NE equally.
10653 (*sne): Un-privatize for use in cstorecc4.
10654 (b<code>): Change to...
10655 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
10656 (conditional_trap): Replace with...
10657 (ctrap<GPR>4, ctrap<FP>4): ... these.
10658 (stack_protect): Use cbranchcc4.
10660 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
10661 * config/score/score-protos.h (score_gen_cmp): Delete.
10662 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
10663 (score_block_move-loop): Use cbranchsi4.
10664 * config/score/score.md (cbranchsi4): New.
10665 (cmpsi, bCC): Delete.
10666 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
10667 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
10668 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
10669 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
10670 * config/score/score3.h (score3_gen_cmp): Delete.
10671 * config/score/score7.h (score7_gen_cmp): Delete.
10673 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
10674 (sh_emit_scc_to_t): ... this. Return void.
10675 (from_compare): Rename to...
10676 (sh_emit_compare_and_branch): ... this.
10677 (sh_emit_compare_and_set): New.
10678 (sh_expand_t_scc): Accept operands.
10679 * config/sh/predicates.md (sh_float_comparison_operator): New.
10680 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
10681 (prepare_scc_operands): Rename to...
10682 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
10684 (sh_emit_cheap_store_flag): New.
10685 (sh_emit_set_t_insn): New.
10686 (from_compare): Rename to...
10687 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
10688 handling of TARGET_SH2E floating point to avoid recursive call.
10689 Generate branch here.
10690 (sh_emit_compare_and_set): New.
10691 (sh_expand_t_scc): Get op0/op1 from arguments.
10692 (sh_emit_cheap_store_flag): New.
10693 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
10695 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
10696 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
10697 (movsicc, movdicc): Do nothing when it recreated operands from
10698 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
10699 prepare_scc_operands (now sh_emit_scc_to_t).
10700 (udivdi3): Use cstoresi4.
10701 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
10702 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
10703 (cbranchint4_media, cbranchfp4_media): New.
10704 (casesi): Use cbranchdi4.
10705 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
10707 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
10708 (movnegt): Remove second operand.
10709 (cbranchsf4, cbranchdf4): New.
10710 (stack_protect): Use cbranchdi4/cbranchsi4.
10712 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
10713 (gen_compare_reg): Accept comparison, extract part of it to...
10714 (gen_compare_reg_1): ... this.
10715 (gen_compare_operator): Delete.
10716 (gen_v9_scc): Accept separate destination, comparison code and arms.
10717 Do not use sparc_compare_op0/sparc_compare_op1.
10718 (emit_scc_insn, emit_conditional_branch_insn): New.
10719 (emit_v9_brxx): Make static. Remove useless assertion.
10720 (sparc_emit_float_lib_cmp): Return RTL instead of calling
10722 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
10723 * config/sparc/sparc-protos.h (gen_compare_reg,
10724 sparc_emit_float_lib_cmp): Adjust prototype.
10725 (emit_scc_insn, emit_conditional_branch_insn): New.
10726 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
10727 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
10728 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
10729 iterators to the top.
10730 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
10731 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
10732 snedi_special_trunc): Delete.
10733 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
10734 and snedi_special_trunc.
10735 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
10736 cbranchdi4, cbranch<F:mode>4): New.
10737 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
10738 here. Use gen_compare_reg instead of gen_compare_operator.
10739 (conditional_trap): Replace with...
10740 (ctrapsi4, ctrapdi4): ... this.
10741 (stack_protect_test): Use cbranchcc4.
10743 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
10745 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
10746 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
10747 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
10748 from operands[0] or operands[3] depending on is_set.
10749 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
10750 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
10751 cmpdf, bCC), sCC: Remove.
10752 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
10753 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
10755 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
10756 spu_emit_branch_or_set.
10758 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
10760 * config/stormy16/stormy16.h (xstormy16_compare_op0,
10761 xstormy16_compare_op1): Delete.
10762 * config/stormy16/stormy16.c (xstormy16_compare_op0,
10763 xstormy16_compare_op1): Delete.
10764 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
10766 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
10767 (cmphi, cmpsi, bCC): Remove.
10769 * config/v850/v850.md (tstsi, cmpsi): Fold into...
10770 (*cmpsi): ... this one.
10771 (cbranchsi4, cstoresi4): New.
10772 (bCC expanders): Delete.
10773 (sCC insns): Fold into...
10774 (*setcc): ... this one.
10775 (casesi): Do not use gen_cmpsi and gen_bgtu.
10776 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
10777 (movsicc): Simplify.
10778 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
10780 * config/vax/vax-protos.h (cond_name): New.
10781 (vax_output_conditional_branch): Remove.
10782 * config/vax/vax.c (cond_name): New.
10783 (vax_output_conditional_branch): Remove.
10784 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
10785 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
10786 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
10787 (bit<VAXint>): Wrap source with (compare).
10788 (b<code> and following unnamed pattern): Rename to *branch and
10789 *branch_reversed. Change macroization to match_operator.
10790 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
10792 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
10793 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
10794 Change last argument to machine_mode.
10795 (xtensa_expand_scc): Add machine_mode argument.
10796 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
10797 (gen_conditional_move, xtensa_expand_conditional_branch,
10798 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
10799 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
10800 Adjust operand numbers.
10801 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
10803 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
10804 (cmpsi, cmpsf, b<code>, s<code>): Delete.
10805 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
10807 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10809 * optabs.c (prepare_cmp_insn): Temporarily disable test that
10810 causes spurious differences between trunk and cond-optab branch.
10812 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
10815 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
10817 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
10819 * tree.c (iterative_hash_pointer): Delete.
10820 (iterative_hash_expr): Short-circuit handling of NULL pointer.
10821 Hash UIDs and versions of SSA names. Don't special-case built-in
10822 function declarations.
10824 2009-05-11 Ian Lance Taylor <iant@google.com>
10827 * graphite.c: Force -Wc++-compat to only be a warning before
10828 #including "cloog/cloog.h".
10830 2009-05-11 Martin Jambor <mjambor@suse.cz>
10832 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
10834 2009-05-11 Jan Hubicka <jh@suse.cz>
10836 * tree-ssa-loop-ivcanon.c: Include target.h
10837 (struct loop_size): new structure.
10838 (constant_after_peeling): New predicate.
10839 (tree_estimate_loop_size): New function.
10840 (estimated_unrolled_size): Rewrite for new estimates.
10841 (try_unroll_loop_completely): Use new estimates.
10842 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
10844 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
10846 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
10847 libcpp interface change.
10848 (spu_macro_to_expand): Likewise.
10850 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
10852 PR tree-optimization/40026
10853 * gimplify.c (gimplify_init_constructor): Change initial conditional
10854 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
10855 optimize_compound_literals_in_ctor.
10857 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
10859 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
10861 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
10863 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
10865 * tree-vect-data-refs.c (vect_analyze_group_access): Use
10866 HOST_WIDE_INT for gap.
10868 2009-05-11 Ira Rosen <irar@il.ibm.com>
10870 PR tree-optimization/40074
10871 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
10872 account in group size and step comparison.
10874 2009-05-11 Richard Guenther <rguenther@suse.de>
10876 * passes.c (init_optimization_passes): Strip now incorrect comment.
10877 (execute_function_todo): Do not set PROP_alias.
10878 * tree-pass.h (PROP_alias): Remove.
10879 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
10880 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
10881 * tree-nrv.c (pass_return_slot): Likewise.
10882 * tree-object-size.c (pass_object_sizes): Likewise.
10883 * tree-ssa-dom.c (pass_dominator): Likewise.
10884 (pass_phi_only_cprop): Likewise.
10885 * tree-ssa-dse.c (pass_dse): Likewise.
10886 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
10887 (pass_cselim): Likewise.
10888 * tree-ssa-pre.c (pass_pre): Likewise.
10889 (pass_fre): Likewise.
10890 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
10891 * tree-ssa-sink.c (pass_sink_code): Likewise.
10892 * tree-stdarg.c (pass_stdarg): Likewise.
10893 * tree-tailcall.c (pass_tail_calls): Likewise.
10894 * tree-vrp.c (pass_vrp): Likewise.
10896 2009-05-10 Ian Lance Taylor <iant@google.com>
10898 * basic-block.h (enum profile_status): Break out of struct
10899 control_flow_graph.
10900 * cgraph.h (struct inline_summary): Break out of struct
10902 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
10903 of struct cgraph_order_sort.
10904 * combine.c (enum undo_kind): New enum, broken out of struct undo.
10905 * cse.c (struct branch_path): Break out of struct
10906 cse_basic_block_data.
10907 * except.h (enum eh_region_type): Break out of struct eh_region.
10908 * gcc.c (enum add_del): Break out of struct modify_target.
10909 * genrecog.c (enum decision_type): Break out of struct decision_test.
10910 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
10912 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
10913 * regmove.c (enum match_use): New enum, broken out of struct match.
10914 * sched-int.h (enum post_call_group): New enum, broken out of
10916 (struct deps_reg): Break out of struct deps.
10917 * target.h (struct asm_int_op): Break out of struct gcc_target.
10918 * tree-eh.c (struct goto_queue_node): Break out of struct
10920 * tree-inline.h (enum copy_body_cge_which): Break out of
10922 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
10924 * c-decl.c (in_struct, struct_types): New static variables.
10925 (pushtag): Add loc parameter. Change all callers.
10926 (lookup_tag): Add ploc parameter. Change all callers.
10927 (check_compound_literal_type): New function.
10928 (parser_xref_tag): Add loc parameter. Change all callers. If
10929 -Wc++-compat, warn about struct/union/enum types defined within a
10931 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
10932 and loc parameters. Change all callers. Change error calls to
10933 error_at, using loc. For a redefinition, if the location of the
10934 original definition is known, report it. Set in_struct and
10935 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
10936 (finish_struct): Add new parameters enclosing_in_struct and
10937 enclosing_struct_types. Change all callers. Set
10938 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
10939 in the struct. If in a struct, add this struct to struct_types.
10940 (start_enum): Add loc parameter. Change all callers. Use
10941 error_at for errors, using loc. For a redefinition, if the
10942 location of the original definition is known, report it. If in a
10943 struct, add this enum type to struct_types. If -Wc++-compat warn
10944 if in sizeof, typeof, or alignof.
10945 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
10946 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
10947 (c_parser_enum_specifier): Get enum location for start_enum.
10948 (c_parser_struct_or_union_specifier): Get struct location for
10949 start_struct. Save in_struct and struct_types status between
10950 start_struct and finish_struct.
10951 (c_parser_cast_expression): Get location of cast.
10952 (c_parser_alignof_expression): Get location of type.
10953 (c_parser_postfix_expression): Likewise.
10954 (c_parser_postfix_expression_after_paren_type): Add type_loc
10955 parameter. Change all callers. Call check_compound_literal_type.
10956 Use type_loc for error about variable size type.
10957 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
10958 of an enum constant from an enum type defined in a struct or union.
10959 (c_cast_expr): Add loc parameter. Change all callers. If
10960 -Wc++-compat, warn about defining a type in a cast.
10961 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
10962 (start_enum, start_struct, finish_struct): Update declarations.
10963 (parser_xref_tag, c_cast_expr): Update declarations.
10964 (check_compound_literal_type): Declare.
10966 2009-05-11 Ben Elliston <bje@au.ibm.com>
10968 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
10969 for recent libcpp interface change.
10970 (rs6000_macro_to_expand): Likewise.
10972 2009-05-10 Michael Matz <matz@suse.de>
10975 * config/arm/arm.c (require_pic_register): Emit on entry edge,
10976 not at entry of function.
10978 2009-05-10 Richard Guenther <rguenther@suse.de>
10980 PR tree-optimization/40081
10982 * tree-sra.c (instantiate_element): Instantiate scalar replacements
10983 using the main variant of the element type. Do not fiddle with
10984 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
10986 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
10987 structs with volatile fields.
10989 2009-05-10 Jan Hubicka <jh@suse.cz>
10991 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
10992 (estimate_move_cost): Assert that it does not get called for
10994 (estimate_num_insns): Skip VOID types in argument handling.
10995 (optimize_inline_calls): Delete unreachable blocks and verify that
10996 callgraph is valid.
10998 2009-05-10 Jan Hubicka <jh@suse.cz>
11000 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
11001 * cgraph.c (cgraph_mark_address_taken_node): New function.
11002 (dump_cgraph_node): Dump new flag.
11003 * cgraph.h (struct cgraph_node): Add address_taken.
11004 (cgraph_mark_address_taken_node): New function.
11005 * ipa.c (cgraph_postorder): Prioritize functions with address taken
11006 since new direct calls can be born.
11008 2009-05-10 Joseph Myers <joseph@codesourcery.com>
11010 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
11011 tok->val.node.node.
11013 2009-05-10 Jan Hubicka <jh@suse.cz>
11015 PR middle-end/40084
11016 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
11018 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
11019 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
11020 * tree-inline.c (copy_bb): Set frequency correctly.
11021 (fold_marked_statements): Update call to
11022 cgraph_update_edges_for_call_stmt.
11024 2009-05-10 Joseph Myers <joseph@codesourcery.com>
11026 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
11027 identifiers in diagnostics.
11028 * config/arm/arm.c (arm_handle_fndecl_attribute,
11029 arm_handle_isr_attribute): Likewise.
11030 * config/avr/avr.c (avr_handle_progmem_attribute,
11031 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
11032 * config/bfin/bfin.c (handle_int_attribute,
11033 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
11034 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
11035 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
11037 * config/darwin.c (darwin_handle_kext_attribute,
11038 darwin_handle_weak_import_attribute): Likewise.
11039 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
11040 h8300_handle_eightbit_data_attribute,
11041 h8300_handle_tiny_data_attribute): Likewise.
11042 * config/i386/i386.c (ix86_handle_cconv_attribute,
11043 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
11044 * config/i386/winnt.c (ix86_handle_shared_attribute,
11045 ix86_handle_selectany_attribute): Likewise.
11046 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
11047 * config/m32c/m32c.c (function_vector_handler): Likewise.
11048 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
11049 m68hc11_handle_fntype_attribute): Likewise.
11050 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
11051 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
11052 * config/mips/mips.c (mips_insert_attributes,
11053 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
11054 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
11055 rs6000_handle_struct_attribute): Likewise.
11056 * config/sh/sh.c (sh_insert_attributes,
11057 sh_handle_resbank_handler_attribute,
11058 sh_handle_interrupt_handler_attribute,
11059 sh2a_handle_function_vector_handler_attribute,
11060 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
11062 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
11063 * config/spu/spu.c (spu_handle_fndecl_attribute,
11064 spu_handle_vector_attribute): Likewise.
11065 * config/stormy16/stormy16.c
11066 (xstormy16_handle_interrupt_attribute): Likewise.
11067 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
11068 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
11070 2009-05-10 Joseph Myers <joseph@codesourcery.com>
11072 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
11073 (pp_translate_identifiers): New.
11074 (pp_identifier): Only conditionally translate identifier to locale
11076 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
11077 (pp_base_tree_identifier): Only conditionally translate identifier
11078 to locale character set.
11079 * c-pretty-print.c (M_): Define.
11080 (pp_c_type_specifier, pp_c_primary_expression): Mark English
11081 fragments for conditional translation with M_.
11082 * tree-pretty-print.c (maybe_init_pretty_print): Disable
11083 identifier translation.
11085 2009-05-10 Richard Guenther <rguenther@suse.de>
11087 PR tree-optimization/40081
11088 * tree-sra.c (instantiate_element): Instantiate scalar replacements
11089 using the main variant of the element type. Do not fiddle with
11090 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
11092 2009-05-09 Jan Hubicka <jh@suse.cz>
11094 PR middle-end/40080
11095 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
11096 indirect calls; verify cgraph afterwards.
11098 2009-05-09 Jan Hubicka <jh@suse.cz>
11101 * ipa.c (update_inlined_to_pointer): New function.
11102 (cgraph_remove_unreachable_nodes): Use it.
11104 2009-05-09 Jan Hubicka <jh@suse.cz>
11106 * tree-eh.c (struct leh_state): Remove prev_try.
11107 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
11108 not track prev_try.
11109 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
11110 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
11111 remove_eh_handler_and_replace, foreach_reachable_handler,
11112 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
11113 * except.h (struct eh_region): Remove eh_region_u_cleanup.
11114 (gen_eh_region_cleanup): Update prototype.
11116 2009-05-09 Jan Hubicka <jh@suse.cz>
11118 PR middle-end/40043
11119 * except.c (copy_eh_region): Always set prev_try.
11120 (redirect_eh_edge_to_label): Find outer try.
11121 (foreach_reachable_handler): When looking for prev try
11122 handle case where previous try is not going to be taken.
11124 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
11126 PR tree-optimization/40049
11127 * tree-vect-stmts.c (vectorizable_operation): If the machine has
11128 only vector/vector shifts, convert the type of the constant to the
11129 appropriate type to avoid building incorrect trees, which
11130 eventually have problems with garbage collection.
11132 2009-05-08 Joseph Myers <joseph@codesourcery.com>
11134 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
11135 -1 for complex floating-point types if honoring signed zeros.
11137 2009-05-08 Jan Hubicka <jh@suse.cz>
11139 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
11140 argument; handle correctly when profile is absent.
11141 (build_cgraph_edges): Update.
11142 (rebuild_cgraph_edges): Update.
11143 * cgraph.c: Do not include varray.h.
11144 (cgraph_set_call_stmt_including_clones): New function.
11145 (cgraph_create_edge_including_clones): Likewise
11146 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
11147 (cgraph_update_edges_for_call_stmt): Handle clones.
11148 (cgraph_remove_node): Handle clone tree.
11149 (cgraph_remove_node_and_inline_clones): New function.
11150 (dump_cgraph_node): Dump clone tree.
11151 (cgraph_clone_node): Handle clone tree.
11152 (clone_function_name): Bring here from tree-inline.c.
11153 (cgraph_create_virtual_clone): New function.
11154 * cgraph.h (ipa_replace_map): Move here from ipa.h.
11155 (cgraph_clone_info): New function.
11156 (strut cgraph_node): Add clone_info and new clone tree pointers.
11157 (cgraph_remove_node_and_inline_clones,
11158 cgraph_set_call_stmt_including_clones,
11159 cgraph_create_edge_including_clones,
11160 cgraph_create_virtual_clone): Declare.
11161 (cgraph_function_versioning): Use VEC argument.
11162 (compute_call_stmt_bb_frequency): Update prototype.
11163 (cgraph_materialize_all_clones): New function.
11164 * ipa-cp.c (ipcp_update_cloned_node): Remove.
11165 (ipcp_create_replace_map): Update to VECtors.
11166 (ipcp_update_callgraph): Use virtual clones.
11167 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
11168 (ipcp_update_profiling): Do not update local profiling.
11169 (ipcp_insert_stage): Use VECtors and virtual clones.
11170 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
11171 (clone_of_p): New function.
11172 (cgraph_preserve_function_body_p): Use clone tree.
11173 (cgraph_optimize): Materialize clones.
11174 (cgraph_function_versioning): Update for VECtors.
11175 (save_inline_function_body): Use clone tree.
11176 (cgraph_materialize_clone): New function.
11177 (cgraph_materialize_all_clones): Likewise.
11178 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
11179 * ipa.c: Include gimple.h.
11180 (cgraph_remove_unreachable_nodes): Use clone tree.
11181 * ipa-prop.c (ipa_note_param_call): Update call to
11182 compute_call_stmt_bb_frequencycall.
11183 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
11184 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
11185 (copy_bb): Handle updating of clone tree; add new edge when new call
11187 (expand_call_inline): Be strict about every call having edge.
11188 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
11189 (delete_unreachable_blocks_update_callgraph): New function.
11190 (tree_function_versioning): Use VECtors; always remove unreachable
11191 blocks and fold conditionals.
11192 * tree-inline.h: Do not include varray.h.
11193 (tree_function_versioning): Remove.
11194 * Makefile.in (GTFILES): Remove tree-inline.c
11195 * passes.c (do_per_function): Do only functions having body.
11196 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
11199 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
11200 Andrew Morrow <acm@google.com>
11203 * c-common.c (c_common_attribute_table): Permit deprecated
11204 attribute to take an optional argument.
11205 (handle_deprecated_attribute): If the optional argument to
11206 __attribute__((deprecated)) is not a string ignore the attribute
11207 and emit a warning.
11209 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
11210 * c-typeck.c (build_component_ref): Likewise.
11211 (build_external_ref): Likewise.
11213 * toplev.c (warn_deprecated_use): Add an attribute argument.
11214 Emit the message associated with __attribute__((deprecated)).
11216 * toplev.h (warn_deprecated_use): Updated.
11218 * doc/extend.texi: Document new optional parameter to
11219 __attribute__((deprecated))
11221 2009-05-08 Michael Eager <eager@eagercon.com>
11223 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
11224 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
11226 2009-05-08 Richard Guenther <rguenther@suse.de>
11228 PR tree-optimization/40062
11229 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
11230 Avoid exponential behavior.
11232 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
11234 PR rtl-optimization/33928
11236 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
11237 process_uses, build_single_def_use_links): New.
11238 (update_df): Update use_def_ref.
11239 (forward_propagate_into): Use get_def_for_use instead of use-def
11241 (fwprop_init): Call build_single_def_use_links and let it initialize
11243 (fwprop_done): Free use_def_ref.
11244 (fwprop_addr): Eliminate duplicate call to df_set_flags.
11245 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
11246 df_rd_simulate_one_insn): New.
11247 (df_rd_bb_local_compute_process_def): Update head comment.
11248 (df_chain_create_bb): Use the new RD simulation functions.
11249 * df.h (df_rd_simulate_artificial_defs_at_top,
11250 df_rd_simulate_one_insn): New.
11251 * opts.c (decode_options): Enable fwprop at -O1.
11252 * doc/invoke.texi (-fforward-propagate): Document this.
11254 2009-05-08 Joseph Myers <joseph@codesourcery.com>
11257 * c-typeck.c (build_binary_op): Handle arithmetic between one real
11258 and one complex operand specially.
11259 * tree-complex.c (some_nonzerop): Do not identify a real value as
11260 zero if flag_signed_zeros.
11262 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
11264 PR rtl-optimization/33928
11265 * loop-invariant.c (record_use): Fix && vs. || mishap.
11267 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
11269 PR rtl-optimization/33928
11270 * loop-invariant.c (struct use): Add addr_use_p.
11271 (struct def): Add n_addr_uses.
11272 (struct invariant): Add cheap_address.
11273 (create_new_invariant): Set cheap_address.
11274 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
11275 (record_uses): Pass df_ref to record_use.
11276 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
11279 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
11281 * config/sh/sh.c: Do not include c-pragma.h.
11283 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
11285 * config/spu/spu.c: Remove include of c-common.h.
11287 2009-05-07 Janis Johnson <janis187@us.ibm.com>
11290 * c-common.h (mark_valid_location_for_stdc_pragma,
11291 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
11292 clear_float_const_decimal64, float_const_decimal64_p): New.
11293 * c.opt (Wunsuffixed-float-constants): New.
11294 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
11295 unsuffixed float constant, handle new warning.
11296 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
11297 * c-decl.c (c_scope): New flag float_const_decimal64.
11298 (set_float_const_decimal64, clear_float_const_decimal64,
11299 float_const_decimal64_p): New.
11300 (push_scope): Set new flag.
11301 * c-parser.c (c_parser_translation_unit): Mark when it's valid
11302 to use STDC pragmas.
11303 (c_parser_external_declaration): Ditto.
11304 (c_parser_compound_statement_nostart): Ditto.
11305 * c-pragma.c (valid_location_for_stdc_pragma,
11306 mark_valid_location_for_stdc_pragma,
11307 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
11308 handle_pragma_float_const_decimal64): New.
11309 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
11310 * cp/semantics.c (valid_location_for_stdc_pragma_p,
11311 set_float_const_decimal64, clear_float_const_decimal64,
11312 float_const_decimal64_p): New dummy functions.
11313 * doc/extend.texi (Decimal Float): Remove statement that the
11314 pragma, and suffix for double constants, are not supported.
11315 * doc/invoke.texi (Warning Options): List new option.
11316 (-Wunsuffixed-float-constants): New.
11318 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
11320 * config/i386/i386.c: Do not include c-common.h.
11322 2009-05-07 Mark Heffernan <meheff@google.com>
11324 * doc/invoke.texi (Debugging Options): Document change of debugging
11326 * opts.c (decode_options): Make dump_base_name relative to
11327 aux_base_name directory.
11329 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
11331 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
11332 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
11334 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
11336 * Makefile.in (install-plugin): Simplify a bit.
11338 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
11340 * Makefile.in (OBJS-common): Add regcprop.o.
11342 * timevar.def (TV_CPROP_REGISTERS): New.
11343 * regrename.c (regrename_optimize): Return 0.
11344 (rest_of_handle_regrename): Delete.
11345 (pass_rename_registers): Point to regrename_optimize.
11346 (struct value_data_entry, struct value_data,
11347 kill_value_one_regno, kill_value_regno, kill_value,
11348 set_value_regno, init_value_data, kill_clobbered_value,
11349 kill_set_value, kill_autoinc_value, copy_value,
11350 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
11351 replace_oldest_value_reg, replace_oldest_value_addr,
11352 replace_oldest_value_mem, copyprop_hardreg_forward_1,
11353 debug_value_data, validate_value_data): Move...
11354 * regcprop.c: ... here.
11355 (rest_of_handle_cprop): Delete.
11356 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
11358 2009-05-07 Jakub Jelinek <jakub@redhat.com>
11360 PR middle-end/40057
11361 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
11362 GEN_INT for 1 << bitnum.
11363 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
11364 build_int_cst_type.
11366 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
11368 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
11369 Remove wrong description of "nand" operation.
11371 2009-05-06 Richard Guenther <rguenther@suse.de>
11372 Adam Nemet <anemet@caviumnetworks.com>
11374 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
11375 comment. Add that if LHS is not a gimple register, then RHS1 has
11376 to be a single object (GIMPLE_SINGLE_RHS).
11378 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
11380 * expr.c (get_def_for_expr): Move it up in the file.
11381 (store_field): When expanding a bit-field store, look at the
11382 defining gimple stmt for the masking conversion.
11384 2009-05-06 Janis Johnson <janis187@us.ibm.com>
11386 PR middle-end/39986
11387 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
11388 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
11389 32-bit memcpy into long.
11391 2009-05-06 Jakub Jelinek <jakub@redhat.com>
11393 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
11394 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
11396 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
11397 instead of appending DW_OP_deref*.
11399 2009-05-06 Michael Matz <matz@suse.de>
11401 PR middle-end/40021
11402 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
11403 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
11405 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
11407 * Makefile.in (install-plugin): Fix srcdir handling.
11409 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
11411 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
11412 when processing for not_regs_needed bitmap.
11413 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
11414 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
11415 handling it for rhs.
11417 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
11419 * config/i386/i386.md (unnamed inc/dec peephole): Use
11420 optimize_insn_for_size_p instead of optimize_size.
11421 * config/i386/predicates.md (incdec_operand): Likewise.
11422 (aligned_operand): Likewise.
11423 * config/i386/sse.md (divv8sf3): Likewise.
11424 (sqrtv8sf2): Likewise.
11426 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
11428 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
11430 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
11432 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
11434 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
11435 ssemodesuffixf2c with avxmodesuffixf2c.
11437 2009-05-06 Joseph Myers <joseph@codesourcery.com>
11440 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
11442 2009-05-05 Jakub Jelinek <jakub@redhat.com>
11444 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
11445 (struct tree_base): Adjust spacing for 8 bit boundaries.
11446 (struct tree_decl_common): Add decl_by_reference_flag bit.
11447 (DECL_BY_REFERENCE): Adjust.
11448 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
11449 print DECL_BY_REFERENCE bit.
11450 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
11451 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
11452 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
11453 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
11456 PR middle-end/39666
11457 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
11458 range of the type, but default label is missing, add it with one
11459 of the existing labels instead of adding a new label for it.
11461 2009-05-05 Joseph Myers <joseph@codesourcery.com>
11465 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
11467 * Makefile.in (enable_plugin, plugin_includedir): New.
11468 (install): Depend on install-plugin.
11469 (PLUGIN_HEADERS): New.
11470 (install-plugin): New.
11471 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
11473 2009-05-05 Richard Guenther <rguenther@suse.de>
11475 PR tree-optimization/40022
11476 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
11478 (phivn_valid_p): Fix tuplification error, simplify.
11479 (phiprop_insert_phi): Add dumps.
11480 (propagate_with_phi): Simplify.
11482 2009-05-05 Richard Guenther <rguenther@suse.de>
11484 PR middle-end/40023
11485 * builtins.c (gimplify_va_arg_expr): Properly build the address.
11487 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
11489 * tree.h (strip_float_extensions): Remove duplicate declaration.
11490 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
11491 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
11492 block_ultimate_origin): Rearrange the declarations line to match the
11493 comment that indicates the .c file which the functions are defined.
11494 (dwarf2out_*, set_decl_rtl): Add comment.
11495 (get_base_address): Adjust comment.
11496 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
11497 declarations line and add comment.
11498 (is_builtin_name): Add blank after function name, for clarity.
11500 2009-05-04 Joseph Myers <joseph@codesourcery.com>
11502 * attribs.c (decl_attributes): Use %qE for identifiers in
11504 * cgraphunit.c (verify_cgraph_node): Translate function names to
11505 locale character set in diagnostics.
11506 * coverage.c (get_coverage_counts): Use %qE for identifiers in
11508 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
11509 Document that functions are named in UTF-8.
11510 * expr.c (expand_expr_real_1): Translate function names to locale
11511 character set in diagnostics.
11512 * gimplify.c (omp_notice_variable, omp_is_private,
11513 gimplify_scan_omp_clauses): Use %qE for identifiers in
11515 * langhooks.c (lhd_print_error_function): Translate function names
11516 to locale character set.
11517 * langhooks.h (decl_printable_name): Document that return value is
11518 in internal character set.
11519 * stmt.c: Include pretty-print.h
11520 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
11522 (resolve_operand_name_1): Translate named operand name to locale
11524 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
11526 * toplev.c (announce_function): Translate function names to locale
11528 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
11529 (default_tree_printer): Use pp_identifier or translate identifiers
11530 to locale character set. Mark "<anonymous>" for translation.
11531 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
11532 for identifiers in diagnostics.
11533 * tree.c (handle_dll_attribute): Use %qE for identifiers in
11535 * varasm.c (output_constructor): Use %qE for identifiers in
11538 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
11540 * configure.ac: use ` ` instead of $()
11541 * configure: Regenerate.
11543 2009-05-05 Ben Elliston <bje@au.ibm.com>
11545 * config/pa/linux-atomic.c: Eliminate conditional include of
11546 errno.h on non-LP64 systems to simplify build requirements.
11548 2009-05-04 Joseph Myers <joseph@codesourcery.com>
11550 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
11552 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
11553 and pass value to identifier_to_locale.
11554 (warn_variable_length_array): Make name a tree.
11555 (grokdeclarator): Separate diagnostic texts for named and unnamed
11556 declarators. Use %qE for named declarators.
11557 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
11559 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
11560 identifiers in diagnostics.
11561 * c-typeck.c (push_member_name, start_init): Pass identifiers to
11562 identifier_to_locale. Mark "anonymous" strings for translation.
11564 2009-05-04 Michael Eager <eager@eagercon.com>
11566 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
11567 address for DImode/DFmode only if double-precision FP regs.
11569 2009-05-04 Michael Eager <eager@eagercon.com>
11571 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
11572 TARGET_SINGLE_FLOAT check.
11574 2009-05-04 Michael Eager <eager@eagercon.com>
11576 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
11578 2009-05-04 Michael Eager <eager@eagercon.com>
11580 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
11581 * config/rs6000/t-xilinx: New
11583 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
11585 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
11586 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
11587 * gcc/explow.c (memory_address): Use target hook.
11588 * gcc/targhooks.c (default_legitimize_address): New.
11589 * gcc/targhooks.h (default_legitimize_address): New.
11590 * gcc/target.h (legitimize_address): New.
11591 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
11592 (TARGET_INITIALIZER): Include it.
11593 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
11595 * config/bfin/bfin-protos.h (legitimize_address): Remove.
11596 * config/bfin/bfin.c (legitimize_address): Remove.
11597 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
11598 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
11600 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
11601 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
11603 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
11604 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
11605 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
11606 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
11607 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
11608 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
11609 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
11610 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
11611 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
11612 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
11613 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
11614 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
11615 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
11616 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
11617 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
11618 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
11619 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
11620 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
11621 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
11622 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
11623 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
11624 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
11625 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
11627 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
11628 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
11629 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
11630 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
11631 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
11632 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
11633 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
11634 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
11635 (thumb_legitimize_address): Delete.
11636 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
11637 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
11638 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
11639 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
11640 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
11641 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
11643 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
11646 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
11647 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
11648 * config/m32r/m32r.c (m32r_legitimize_address): New.
11649 * config/m68k/m68k.c (m68k_legitimize_address): New.
11650 * config/score/score.c (score_legitimize_address): Standardize.
11651 * config/score/score3.c (score3_legitimize_address): Standardize.
11652 * config/score/score3.h (score3_legitimize_address): Adjust.
11653 * config/score/score7.c (score7_legitimize_address): Standardize.
11654 * config/score/score7.h (score7_legitimize_address): Adjust.
11655 * config/sh/sh.c (sh_legitimize_address): New.
11656 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
11658 * gcc/config/s390/s390.c (legitimize_address): Rename to...
11659 (s390_legitimize_address): ... this.
11660 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
11661 (sparc_legitimize_address): ... this.
11662 * gcc/config/i386/i386.c (legitimize_address): Rename to...
11663 (ix86_legitimize_address): ... this.
11664 * gcc/config/avr/avr.c (legitimize_address): Rename to...
11665 (avr_legitimize_address): ... this.
11666 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
11667 (mn10300_legitimize_address): ... this.
11668 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
11669 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
11670 (alpha_expand_mov): Adjust call.
11672 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
11673 * config/spu/spu.c (spu_legitimize_address): Likewise.
11674 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
11675 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
11677 2009-05-04 Joseph Myers <joseph@codesourcery.com>
11679 * intl.c (locale_encoding, locale_utf8): New.
11680 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
11681 * intl.h (locale_encoding, locale_utf8): Declare.
11682 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
11683 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
11685 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
11687 (pp_tree_identifier): Define to call pp_base_tree_identifier.
11688 (pp_base_tree_identifier): Declare as function.
11689 (identifier_to_locale): Declare.
11690 * Makefile.in (pretty-print.o): Update dependencies.
11691 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
11693 2009-05-04 Richard Guenther <rguenther@suse.de>
11695 PR middle-end/40015
11696 * builtins.c (fold_builtin_memory_op): Do not decay to element
11697 type if the size matches the whole array.
11699 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
11701 * expmed.c (synth_mult): When trying out a shift, pass the result
11704 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
11706 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
11707 (shiftsub1_cost): New.
11708 (init_expmed): Compute shiftsub1_cost.
11709 (synth_mult): Optimize multiplications by constants of the form
11710 -(2^^m-1) for some constant positive integer m.
11712 2009-05-03 Richard Guenther <rguenther@suse.de>
11715 * c-typeck.c (array_to_pointer_conversion): Do not built
11716 ADDR_EXPRs of arrays of pointer-to-element type.
11717 * c-gimplify.c (c_gimplify_expr): Revert change fixing
11718 up wrong ADDR_EXPRs after-the-fact.
11719 * c-common.c (strict_aliasing_warning): Strip pointer
11720 conversions for obtaining the original type.
11721 * builtins.c (fold_builtin_memset): Handle array types.
11722 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
11725 2009-05-03 Richard Guenther <rguenther@suse.de>
11727 PR middle-end/23329
11728 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
11729 Do not lose casts from array types with unknown extent to array
11730 types with known extent.
11731 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
11732 alias set compatibility.
11734 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
11736 * flags.h (extra_warnings): Delete.
11737 * toplev.c (process_options): Handle Wuninitialized here.
11738 * opts.c (extra_warnings): Delete.
11739 (set_Wextra): Delete.
11740 (common_handle_option): -Wextra can be handled automatically.
11741 * c-opts.c (c_common_handle_option): Delete obsolete code.
11742 (c_common_post_options): Simplify comment.
11743 * common.opt (W): Add Var.
11745 (Wuninitialized): Initialize to -1.
11747 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
11748 Richard Guenther <rguenther@suse.de>
11750 * expr.c (get_def_for_expr): New function.
11751 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
11752 SSA rather than trees.
11753 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
11754 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
11756 2009-05-03 Joseph Myers <joseph@codesourcery.com>
11758 * c-common.c (reswords): Add _Imaginary.
11759 * c-common.c (enum rid): Add RID_IMAGINARY.
11761 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
11763 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
11764 Patch by Richard Guenther.
11766 2009-05-03 Anatoly Sokolov <aesok@post.ru>
11768 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
11769 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
11770 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
11771 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
11772 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
11773 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
11774 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
11775 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
11776 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
11777 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
11778 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
11779 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
11780 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
11781 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
11782 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
11783 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
11784 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
11785 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
11787 2009-05-02 Richard Guenther <rguenther@suse.de>
11789 PR tree-optimization/39940
11790 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
11793 2009-05-02 Richard Guenther <rguenther@suse.de>
11795 PR middle-end/40001
11796 * tree-ssa.c (execute_update_addresses_taken): Properly check
11797 if we can mark a variable DECL_GIMPLE_REG_P.
11798 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
11799 back to the end of the function.
11800 (is_gimple_reg_type): Remove complex type special casing.
11801 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
11804 2009-05-02 Ben Elliston <bje@au.ibm.com>
11806 * doc/collect2.texi (Collect2): Document search path behaviour
11807 when configured with --with-ld.
11809 2009-05-02 Jan Hubicka <jh@suse.cz>
11811 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
11812 parameter; update callers.
11813 (coalesce_cost_edge): EH edges are costier because they needs
11814 splitting even if not critical and even more costier when there are
11815 multiple EH predecestors.
11817 2009-05-02 Jan Hubicka <jh@suse.cz>
11819 * except.c (remove_eh_handler_and_replace): Handle updating after
11820 removing TRY blocks.
11822 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
11824 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
11826 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
11828 * varasm.c: Do not include c-pragma.h.
11829 * attribs.c: Do not incude c-common.h.
11831 2009-05-01 Michael Matz <matz@suse.de>
11833 * calls.c (initialize_argument_information): Handle SSA names like
11834 decls with a non MEM_P DECL_RTL.
11836 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
11838 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
11839 * ipa-utils.c: Likewise.
11840 * ipa-type-escape.c: Likewise.
11841 * cgraphunit.c Do not include c-common.h.
11842 * ipa-pure-const.c: Likewise.
11843 * tree-if-conv.c: Likewise.
11844 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
11845 * ipa-struct-reorg.c: Likewise.
11846 * tree-nomudflap.c: Likewise.
11847 * tree-ssa-structalias.c: Likewise.
11849 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
11851 * store-motion.c: Many cleanups to make this pass a first-class
11852 citizen instead of an appendix to gcse load motion. Add TODO list
11853 to make this pass faster/cleaner/better.
11855 (struct ls_expr): Post gcse.c-split cleanups.
11856 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
11857 "stores" field to "avail_stores".
11858 (pre_ldst_mems): Rename to store_motion_mems.
11859 (pre_ldst_table): Rename to store_motion_mems_table.
11860 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
11861 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
11862 (ldst_entry): Rename to st_expr_entry, update users.
11863 (free_ldst_entry): Rename to free_st_expr_entry, update users.
11864 (free_ldst_mems): Rename to free_store_motion_mems, update users.
11865 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
11867 (first_ls_expr): Rename to first_st_expr, update users.
11868 (next_ls_expr): Rename to next_st_expr, update users.
11869 (print_ldst_list): Rename to print_store_motion_mems. Print names of
11870 fields properly for store motion instead of names inherited from load
11872 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
11873 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
11876 (ae_kill): Rename to st_kill, update users.
11877 (ae_gen): Rename to st_avloc, update users.
11878 (transp): Rename to st_transp, update users.
11879 (pre_insert_map): Rename to st_insert_map, update users.
11880 (pre_delete_map): Rename to st_delete_map, update users.
11881 (insert_store, build_store_vectors, free_store_memory,
11882 one_store_motion_pass): Update for abovementioned changes.
11884 (gcse_subst_count, gcse_create_count): Remove.
11885 (one_store_motion_pass): New statistics counters "n_stores_deleted"
11886 and "n_stores_created", local variables.
11888 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
11891 (regvec, compute_store_table_current_insn): Remove.
11892 (reg_set_info, reg_clear_last_set): Remove.
11893 (compute_store_table): Use DF caches instead of local dataflow
11896 2009-05-01 Joseph Myers <joseph@codesourcery.com>
11898 * c-objc-common.c (c_tree_printer): Print identifiers with
11899 pp_identifier, not pp_string. Mark "({anonymous})" for
11901 * c-pretty-print.c (pp_c_ws_string): New.
11902 (pp_c_cv_qualifier, pp_c_type_specifier,
11903 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
11904 pp_c_storage_class_specifier, pp_c_function_specifier,
11905 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
11906 pp_c_primary_expression, pp_c_postfix_expression,
11907 pp_c_unary_expression, pp_c_shift_expression,
11908 pp_c_relational_expression, pp_c_equality_expression,
11909 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
11910 use pp_string and pp_c_ws_string in place of pp_identifier and
11911 pp_c_identifier for non-identifiers. Mark English strings for
11913 * c-pretty-print.h (pp_c_ws_string): Declare.
11915 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
11916 Roland McGrath <roland@redhat.com>
11918 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
11919 (ENABLE_LD_BUILDID): New configuration option.
11920 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
11921 (LINK_BUILDID_SPEC): New macro.
11922 (init_spec): If defined, prepend it between LINK_EH_SPEC and
11924 * doc/install.texi: Document --enable-linker-build-id option.
11925 * configure: Rebuild.
11926 * config.in: Rebuild.
11928 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
11930 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
11931 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
11932 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
11933 MIPS_GP_SAVE_AREA_SIZE.
11934 * config/mips/mips.c (struct mips_frame_info): Update comment
11935 before arg_pointer_offset and hard_frame_pointer_offset.
11936 (mips_compute_frame_info): Update diagram before function: to
11937 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
11938 indicate the position of frame_pointer_rtx with -fstack-protector and
11939 to show args_size. Don't allocate cprestore area for leaf functions
11940 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
11942 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
11944 2009-04-30 Michael Matz <matz@suse.de>
11946 PR tree-optimization/39955
11947 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
11949 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
11951 * ira.c (setup_cover_and_important_classes): Use safe macro
11952 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
11954 * genpreds.c (write_tm_preds_h): Output suitable definition of
11955 REG_CLASS_FOR_CONSTRAINT.
11957 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
11959 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
11961 * bitmap.c (bitmap_descriptor): Likewise.
11962 * ggc-common.c (loc_descriptor): Likewise.
11963 * varray.c (varray_descriptor): Likewise.
11964 * vec.c (vec_descriptor): Likewise.
11966 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
11968 * Makefile.in (dce.o): Add $(EXCEPT_H).
11969 * dce.c: Include except.h and delete redundant vector definitions.
11970 (deletable_insn_p): Return false for non-call insns that can throw
11973 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
11975 * gcse.c (ae_gen): Remove.
11976 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
11977 and make non-static function to make it available in store-motion.c.
11978 Update call sites with search-and-replace.
11979 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
11980 extract_mentioned_regs, extract_mentioned_regs_helper,
11981 find_moveable_store, compute_store_table, load_kills_store, find_loads,
11982 store_killed_in_insn, store_killed_after, store_killed_before,
11983 build_store_vectors, insert_insn_start_basic_block, insert-store,
11984 remove_reachable_equiv_notes, replace_store_insn, delete_store,
11985 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
11986 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
11987 * store-motion.c: ...new file. Also copy data structures from gcse.c
11988 and clean up to remove parts not used by store motion.
11989 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
11990 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
11992 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11995 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
11996 when optimizing for size.
11998 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
12000 * gcse.c (gcse_constant_p): Fix typo in last change.
12002 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
12004 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
12006 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
12008 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
12010 2009-04-29 James E. Wilson <wilson@codesourcery.com>
12012 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
12013 CONST_HIGH_PART result.
12015 2009-04-29 Anatoly Sokolov <aesok@post.ru>
12017 * config/avr/avr.c (initial_elimination_offset): Rename to
12018 avr_initial_elimination_offset.
12019 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
12020 change return type to bool.
12021 (avr_can_eliminate): New function.
12022 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
12023 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
12024 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
12025 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
12026 avr_initial_elimination_offset.
12027 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
12028 (avr_initial_elimination_offset): Define.
12030 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
12031 Steven Bosscher <steven@gcc.gnu.org>
12033 PR rtl-optimization/39938
12034 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
12035 * cfgrtl.c: Include insn-attr.h.
12036 (rest_of_pass_free_cfg): New function.
12037 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
12038 * resource.c (init_resource_info): Remove call to df_analyze.
12040 2009-04-29 Richard Guenther <rguenther@suse.de>
12043 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
12044 allow conversion to signed integers.
12046 2009-04-29 Richard Guenther <rguenther@suse.de>
12048 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
12049 shifts of floating point vectors if the shift amount is
12050 a constant multiple of the element size.
12052 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
12053 Michael Matz <matz@suse.de>
12055 PR middle-end/39927
12057 * tree-outof-ssa.c (emit_partition_copy): New function.
12058 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
12059 insert_part_to_rtx_on_edge): Perform the partition base var
12060 copy using emit_partition_copy.
12061 (insert_value_copy_on_edge): Convert constants to the right mode.
12062 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
12063 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
12065 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
12067 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
12068 scan backwards to try to find a constant to initialize it.
12070 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
12071 insn before the loop_end instruction, don't look past labels.
12073 2009-04-29 Richard Guenther <rguenther@suse.de>
12075 PR middle-end/39937
12076 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
12077 loose type conversions.
12078 (forward_propagate_addr_expr): Fix tuplification bug. Remove
12079 stmts only if there are no uses of its definition.
12081 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
12083 * config/bfin/bfin.h (splitting_loops): Declare.
12084 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
12085 Reorder bit definitions to be ascending.
12086 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
12087 * config/bfin/bfin.c (splitting_loops): New variable.
12088 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
12089 (struct loop_info): Remove members INIT and LOOP_INIT.
12090 (bfin_optimize_loop): Don't set them. Reorder the code that generates
12091 the LSETUP sequence. Allow LC to be loaded from any register, but
12092 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
12093 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
12095 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
12096 of reload_completed.
12099 * config/bfin/bfin.md (movsi_insn): Refine constraints.
12101 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
12103 * Makefile.in (PLUGIN_VERSION_H): New.
12104 (OBJS-common): Remove plugin-version.o.
12105 (plugin.o): Depend on (PLUGIN_VERSION_H).
12106 (plugin-version.o): Remove.
12107 * configure: Regenerate
12108 * configure.ac: Create plugin-version.h.
12109 * gcc-plugin.h (plugin_gcc_version): Remove.
12110 (plugin_default_version_check): Change signature.
12111 * plugin-version.c: Remove.
12112 * plugin.c: Include plugin-version.h.
12113 (str_plugin_gcc_version_name): Remove.
12114 (try_init_one_plugin): Pass gcc version to plugin_init.
12115 (plugin_default_version_check): Both gcc and plugin versions are now
12118 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
12120 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
12121 problematic last insns. Test for TYPE_CALL rather than CALL_P.
12122 Remove special case testing for last insn of inner loops. Don't fail
12123 if the loop ends with a jump, emit an extra nop instead.
12125 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
12126 DREGS rather than comparing directly. Remove code that tries to
12127 account for latencies.
12129 2009-04-29 Richard Guenther <rguenther@suse.de>
12131 PR tree-optimization/39941
12132 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
12133 eliminating an indirect call.
12135 2009-04-29 Richard Guenther <rguenther@suse.de>
12137 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
12138 parameter. Allow invariants as base if !require_lvalue.
12139 (verify_gimple_assign_single): Adjust.
12141 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
12143 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
12144 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
12145 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
12146 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
12147 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
12149 * config/bfin/bfin.c (bfin_expand_builtin,
12150 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
12152 2009-04-28 Richard Guenther <rguenther@suse.de>
12154 * tree-vect-loop.c (get_initial_def_for_induction): Use
12155 correct types for pointer increment.
12157 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12159 * toplev.c (print_version): Update GMP version string calculation.
12161 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
12163 PR rtl-optimization/39938
12164 * resource.c (init_resource_info): Add call to df_analyze.
12166 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
12168 * config/alpha/alpha.md (usegp): Cast the result of
12169 alpha_find_lo_sum_using_gp to enum attr_usegp.
12170 * config/alpha/alpha.c (override_options): Remove end-of-structure
12171 marker element from cpu_table. Use array size of cpu_table to handle
12172 -mcpu and -mtune options.
12173 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
12175 2009-04-28 Joseph Myers <joseph@codesourcery.com>
12177 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
12178 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
12179 tune_32 and tune_64.
12180 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
12181 support on PowerPC.
12182 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
12183 * config/rs6000/option-defaults.h: ... here. New file.
12184 (OPT_64, OPT_32): Define.
12185 (MASK_64BIT): Define to 0 if not already defined.
12186 (OPT_ARCH64, OPT_ARCH32): Define.
12187 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
12190 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12192 * config/arm/arm.c (arm_override_options): Emit error on using
12195 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
12197 PR rtl-optimization/39914
12198 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
12199 registers for allocnos created from user-defined variables only
12200 when not optimizing.
12202 2009-04-28 Richard Guenther <rguenther@suse.de>
12204 PR middle-end/39937
12205 * fold-const.c (fold_binary): Use distribute_real_division only
12208 2009-04-28 Steve Ellcey <sje@cup.hp.com>
12210 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
12211 add hpux-stdint.h to tm_file.
12212 (hppa[12]*-*-hpux11*): Ditto.
12213 (ia64*-*-hpux*): Ditto.
12214 * config/hpux-stdint.h: New.
12215 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
12216 __STDC_EXT__ for all compiles.
12217 * config/pa/pa-hpux.h: Ditto.
12218 * config/pa/pa-hpux10.h: Ditto.
12219 * config/pa/pa-hpux11.h: Ditto.
12221 2009-04-28 Catherine Moore <clm@codesourcery.com>
12223 * debug.h (set_name): Add comment.
12225 2009-04-28 Andrew Pinski <pinskia@gmail.com>
12228 * config/darwin.c (machopic_gen_offset): Check
12229 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
12230 * config/arm/arm.c (require_pic_register): Likewise.
12232 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
12234 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
12235 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
12236 m32c_promote_prototypes): Delete.
12238 2009-04-28 Michael Matz <matz@suse.de>
12240 PR middle-end/39922
12241 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
12244 2009-04-28 Richard Guenther <rguenther@suse.de>
12246 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
12248 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12250 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
12251 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
12252 * config/arm/arm-tune.md: Regenerate.
12254 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
12256 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
12257 block if there are complex incoming edges.
12258 (sel_merge_blocks): Remove useless assert.
12259 (sel_redirect_edge_and_branch): Check that edge was redirected.
12260 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
12261 (sel_find_rgns): Delete declaration.
12262 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
12263 the region when it is not a preheader.
12265 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
12268 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
12270 2009-04-28 Richard Guenther <rguenther@suse.de>
12272 * tree.h (SSA_NAME_VALUE): Remove.
12273 (struct tree_ssa_name): Remove value_handle member.
12274 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
12275 array for jump threading.
12276 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
12278 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
12279 * tree-flow.h (threadedge_initialize_values): Declare.
12280 (threadedge_finalize_values): Likewise.
12281 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
12282 (SSA_NAME_VALUE): Define.
12283 (threadedge_initialize_values): New function.
12284 (threadedge_finalize_values): Likewise.
12285 * tree-ssa-dom.c (ssa_name_values): New global variable.
12286 (SSA_NAME_VALUE): Define.
12287 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
12289 2009-04-28 Ira Rosen <irar@il.ibm.com>
12291 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
12292 Use REPORT_VECTORIZED_LOCATIONS instead
12293 REPORT_VECTORIZED_LOOPS.
12294 * tree-vectorizer.c (vect_verbosity_level): Make static.
12295 (vect_loop_location): Rename to vect_location.
12296 (vect_set_verbosity_level): Update comment.
12297 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
12299 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
12300 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
12301 instead REPORT_UNVECTORIZED_LOOPS.
12302 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
12303 and vect_loop_def to vect_external_def and vect_internal_def.
12304 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
12305 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
12306 REPORT_UNVECTORIZED_LOCATIONS.
12307 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
12308 and vect_used_in_loop and to vect_unused_in_scope and
12309 vect_used_in_scope.
12310 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
12311 (vect_verbosity_level): Remove declaration.
12312 (vect_analyze_operations): Likewise.
12313 (vect_analyze_stmt): Declare.
12314 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
12315 REPORT_UNVECTORIZED_LOCATIONS.
12316 (vect_get_loop_niters): Fix indentation.
12317 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
12318 (vect_analyze_loop_operations): New function.
12319 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
12320 vect_analyze_operations.
12321 (vect_is_simple_reduction): Use new names.
12322 (vectorizable_live_operation, vect_transform_loop): Likewise.
12323 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
12324 to specify whether the data references can be a part of interleaving
12326 (vect_analyze_data_ref_dependence): Use new names.
12327 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
12328 (vect_create_addr_base_for_vector_ref): Remove redundant code.
12329 * tree-vect-patterns.c (widened_name_p): Use new names.
12330 (vect_recog_dot_prod_pattern): Likewise.
12331 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
12332 (process_use, vect_mark_stmts_to_be_vectorized,
12333 vect_model_simple_cost, vect_model_store_cost,
12334 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
12335 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
12336 vectorizable_operation, vectorizable_type_demotion,
12337 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
12338 vectorizable_condition): Likewise.
12339 (vect_analyze_operations): Split into vect_analyze_loop_operations
12341 (vect_analyze_stmt): ... new function.
12342 (new_stmt_vec_info): Use new names.
12343 (vect_is_simple_use): Use new names and fix comment.
12344 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
12345 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
12347 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
12350 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
12351 and integer modes for x87 operands. Do not ICE for unsupported size,
12352 generate error instead. Generate error for unsupported operand types.
12353 ['z']: Do not handle HImode memory operands specially. Warning
12354 for floating-point operands. Fallthru to 'Z' for unsupported operand
12355 types. Do not ICE for unsupported size, generate error instead.
12356 (output_387_binary_op): Use %Z to output operands.
12357 (output_fp_compare): Ditto.
12358 (output_387_reg_move): Ditto.
12360 2009-04-28 Ben Elliston <bje@au.ibm.com>
12365 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12367 * builtins.c (c_strlen): Do not warn here.
12368 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
12369 * c-common.c (pointer_int_sum): Take an explicit location.
12370 Warn about offsets out of bounds.
12371 * c-common.h (pointer_int_sum): Adjust declaration.
12373 2009-04-27 Ian Lance Taylor <iant@google.com>
12375 * collect2.c (is_ctor_dtor): Change type of ret field in struct
12377 * dce.c (run_fast_df_dce): Change type of old_flags to int.
12378 * df-core.c (df_set_flags): Change return type to int. Change
12379 type of old_flags to int.
12380 (df_clear_flags): Likewise.
12381 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
12382 (df_get_conditional_uses): Likewise.
12383 * df.h (df_set_flags, df_clear_flags): Update declarations.
12384 * dwarf2out.c (struct indirect_string_node): Change type of form
12385 field to enum dwarf_form.
12386 (AT_string_form): Change return type to enum dwarf_form.
12387 * fixed-value.c (fixed_compare): Add cast to enum type.
12388 * fwprop.c (update_df): Change 0 to VOIDmode.
12389 * gensupport.c: Change 0 to UNKNOWN.
12390 * gimple.h (gimple_cond_code): Add cast to enum type.
12391 * haifa-sched.c (reemit_notes): Add cast to enum type.
12392 * hooks.c (hook_int_void_no_regs): Remove function.
12393 * hooks.h (hook_int_void_no_regs): Remove declaration.
12394 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
12395 * predict.c (combine_predictions_for_insn): Add casts to enum type.
12396 * real.c (real_arithmetic): Add cast to enum type.
12397 (real_compare): Likewise.
12398 * target.h (struct gcc_target): Change return type of
12399 branch_target_register_class to enum reg_class.
12400 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
12401 default_branch_target_register_class.
12402 * targhooks.c (default_branch_target_register_class): New function.
12403 * targhooks.h (default_branch_target_register_class): Declare.
12404 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
12405 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
12407 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
12409 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
12410 vect_uninitialized_def. Change 0 to ERROR_MARK.
12411 * tree-vect-stmts.c (supportable_widening_operation): Don't
12412 initialize icode1 and icode2.
12413 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
12414 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
12416 (cmn_err_flag_specs): Change 0 to STD_C89.
12417 (cmn_err_char_table): Likewise.
12418 * config/arm/arm.c (get_arm_condition_code): Change type of code
12419 to enum arm_cond_code.
12420 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
12421 (IWMMXT_BUILTIN2): Likewise.
12422 (neon_builtin_type_bits): Don't define typedef.
12423 (neon_builtin_datum): Change type of bits field to int.
12424 (arm_expand_neon_args): Add cast to enum type.
12425 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
12427 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
12428 casts to enum type.
12429 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
12431 * config/mips/mips.md (jal_macro): Return enum constant.
12432 (single_insn): Likewise.
12433 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
12435 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
12436 casts to enum type.
12437 * config/s390/s390.c (s390_tune_flags): Change type to int.
12438 (s390_arch_flags): Likewise.
12439 (s390_handle_arch_option): Change flags field of struct pta to int.
12440 * config/s390/s390.h (s390_tune_flags): Update declaration.
12441 (s390_arch_flags): Likewise.
12442 * config/sh/sh.c (prepare_move_operands): Compare
12443 tls_symbolic_operand result with enum constant.
12444 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
12445 (sh_expand_prologue): Add cast to enum type.
12446 (sh_expand_epilogue): Likewise.
12447 (tls_symbolic_operand): Change return type to enum tls_model.
12448 (fpscr_set_from_mem): Add cast to enum type.
12449 (legitimize_pic_address): Compare tls_symbolic_operand result with
12451 (sh_target_reg_class): Change return type to enum reg_class.
12452 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
12454 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
12455 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
12456 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
12457 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
12458 (delayed_branch, tls_call_delay): Likewise.
12459 (eligible_for_sibcall_delay): Likewise.
12460 (eligible_for_return_delay): Likewise.
12461 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
12462 (spu_expand_builtin_1): Likewise.
12464 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
12465 for all types of conversions.
12466 (output_init_element): Issue -Wc++-compat warning if needed when
12467 initializing a bitfield with enum type.
12468 * c-parser.c (c_parser_expression): Set original_type to
12469 original_type of right hand operand of comma operator.
12471 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12473 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
12475 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
12476 * doc/cpp.texi (Standard Predefined Macros)
12477 (Implementation-defined behavior): Likewise.
12478 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
12479 * doc/gimple.texi (GIMPLE Exception Handling)
12480 (@code{GIMPLE_ASSIGN}): Likewise.
12481 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
12482 * doc/invoke.texi (Warning Options, Optimize Options)
12483 (AVR Options, Darwin Options): Likewise.
12484 (Optimize Options): Reformulate -fwhole-program description.
12485 * doc/loop.texi (Lambda): Likewise.
12486 * doc/md.texi (Output Template, Define Constraints)
12487 (Standard Names, Insn Splitting): Likewise.
12488 * doc/options.texi (Option properties): Likewise.
12489 * doc/passes.texi (Tree-SSA passes): Likewise.
12490 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
12491 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
12492 (File Names and DBX): Likewise.
12493 * doc/trouble.texi (Incompatibilities): Likewise.
12495 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
12497 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
12498 instruction is correct.
12500 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
12502 Allow non-constant arguments to conversion intrinsics.
12503 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
12504 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
12505 * spu.c (print_operand): Handle 'v' and 'w'.
12506 (exp2_immediate_p, spu_gen_exp2): Define.
12507 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
12508 spu_convtf_1): Update parameter descriptions.
12509 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
12510 * constraints.md ('v', 'w'): New.
12511 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
12513 (i2f, I2F): New define_mode_attr.
12514 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
12515 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
12516 fixuns_truncv4sfv4si2): Update to use mode attribute.
12517 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
12518 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
12519 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
12520 patterns for combine.
12522 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
12524 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
12525 (cprop, hoist, pre, store_motion): New debug counters.
12526 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
12527 is not an RTL pass anymore.
12528 (pass_profiling): Remove extern decl for pass removed in 2005.
12529 (pass_gcse, pass_jump_bypass): Remove.
12530 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
12531 to 0 for clean state.
12532 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
12533 * cse.c (gate_handle_cse_after_global_opts,
12534 rest_of_handle_cse_after_global_opts): New functions.
12535 (pass_cse_after_global_opts): New pass, does local CSE.
12536 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
12537 (TV_CPROP): New timevar.
12538 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
12539 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
12540 (gcse_main, recompute_all_luids): Remove.
12541 (compute_hash_table_work): Call max_reg_num instead of reading
12543 (cprop_jump): Don't set run_jump_opt_after_gcse.
12544 (constprop_register): Always allow to alter jumps.
12545 (cprop_insn): Likewise.
12546 (do_local_cprop): Likewise.
12547 (local_cprop_pass): Likewise. Return non-zero if something changed.
12548 (cprop): Remove function, fold interesting bits into one_cprop_pass.
12549 (find_implicit_sets): Add note about missed optimization opportunity.
12550 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
12551 pass_rtl_cprop execute function.
12552 Don't bother tracking the pass number, each pass gets its own dumpfile
12554 Always allow to alter jumpsand bypass jumps.
12555 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
12556 will just find no suitable set.
12557 (pre_edge_insert): Fix dumping, this function is for PRE only.
12558 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
12559 pass_rtl_pre execute function.
12560 (hoist_code): Return non-zero if something changed. Keep track of
12561 substitutions and insertions for statistics gathering similar to PRE.
12562 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
12563 called from the pass_rtl_hoist execute function. Show pass statistics.
12564 (compute_store_table): Use max_reg_num directly instead of using the
12565 formerly global max_gcse_regno.
12566 (build_store_vectors): Likewise.
12567 (replace_store_insn): Fix dumping.
12568 (store_motion): Rename to ...
12569 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
12570 pass, called from the pass_rtl_store_motion execute function. Keep
12571 track of substitutions and insertions for statistics gathering similar
12573 (bypass_jumps): Remove, fold interesting bits into ...
12574 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
12575 from the pass_rtl_cprop execute function.
12576 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
12577 pass_jump_bypass): Remove.
12578 (gate_handle_gcse, rest_of_handle_gcse): Remove.
12579 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
12580 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
12581 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
12582 (gate_rtl_store_motion, execute_rtl_store_motion,
12583 pass_rtl_store_motion): New.
12584 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
12585 make it clear that -fcse-skip-blocks is a no-op for backward compat.
12586 * passes.c (init_optimization_passes): Remove pass_gcse and
12587 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
12588 and cse_after_global_opts in place of pass_gcse. Schedule cprop
12589 instead of pass_jump_bypass.
12591 2009-04-27 Richard Guenther <rguenther@suse.de>
12593 PR middle-end/39928
12594 * gimplify.c (gimplify_expr): If we are required to create
12595 a temporary make sure it ends up as register.
12597 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
12600 * config/i386/i386.c (construct_container): Don't call
12601 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
12602 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
12604 2009-04-27 Michael Matz <matz@suse.de>
12606 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
12607 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
12608 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
12609 (dump_replaceable_exprs): Take a bitmap.
12610 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
12612 (expand_gimple_basic_block): Likewise.
12613 * tree-ssa-ter.c (struct temp_expr_table_d): Make
12614 replaceable_expressions member a bitmap.
12615 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
12616 (mark_replaceable): Likewise.
12617 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
12618 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
12620 2009-04-27 Richard Guenther <rguenther@suse.de>
12622 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
12623 (verify_stmts): Dispatch to gimple/type verification code.
12624 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
12625 issue with call argument types.
12627 2009-04-27 Michael Matz <matz@suse.de>
12629 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
12630 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
12633 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
12634 Eric Botcazou <ebotcazou@adacore.com>
12636 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
12637 a label's basic block.
12638 (mark_target_live_regs): Tidy and rework obsolete comments.
12639 Change back DF problem to LIVE. If a label starts a basic block,
12640 assume that all registers that used to be live then still are.
12641 (init_resource_info): If a label starts a basic block, set its
12642 BLOCK_FOR_INSN accordingly.
12643 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
12645 2009-04-27 Richard Guenther <rguenther@suse.de>
12647 * tree-flow-inline.h (function_ann): Remove.
12648 (get_function_ann): Likewise.
12649 * tree-dfa.c (create_function_ann): Remove.
12650 * tree-flow.h (struct static_var_ann_d): Remove.
12651 (struct function_ann_d): Likewise.
12652 (union tree_ann_d): Remove fdecl member.
12653 (function_ann_t): Remove.
12654 (function_ann, get_function_ann, create_function_ann): Remove
12657 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
12659 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
12661 2009-04-27 Jan Hubicka <jh@suse.cz>
12663 * ipa-pure-const.c (struct funct_state_d): New fields
12664 state_previously_known, looping_previously_known; remove
12665 state_set_in_source.
12666 (analyze_function): Use new fields.
12667 (propagate): Avoid assumption that state_set_in_source imply
12670 * tree-ssa-loop-niter.c (finite_loop_p): New function.
12671 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
12672 * cfgloop.h (finite_loop_p): Declare.
12674 2009-04-26 Michael Matz <matz@suse.de>
12676 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
12678 2009-04-26 Michael Matz <matz@suse.de>
12680 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
12681 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
12682 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
12683 pass_mark_used_blocks): Remove.
12684 * tree-optimize.c (pass_free_datastructures,
12685 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
12686 * passes.c (init_optimization_passes): Don't call
12687 pass_mark_used_blocks, remove dead code.
12689 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
12691 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
12692 * tree-ssa-live.h (register_ssa_partition): Likewise.
12694 2009-04-26 Michael Matz <matz@suse.de>
12697 * builtins.c (fold_builtin_next_arg): Handle SSA names.
12698 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
12699 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
12701 (compare_pairs): Swap cost comparison.
12702 (coalesce_ssa_name): Don't use change_partition_var.
12703 * tree-nrv.c (struct nrv_data): Add modified member.
12704 (finalize_nrv_r): Set it.
12705 (tree_nrv): Use it to update statements.
12706 (pass_nrv): Require PROP_ssa.
12707 * tree-mudflap.c (mf_decl_cache_locals,
12708 mf_build_check_statement_for): Use make_rename_temp.
12709 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
12710 * alias.c (find_base_decl): Handle SSA names.
12711 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
12712 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
12713 * rtl.h (set_reg_attrs_for_parm): Declare.
12714 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
12715 to "optimized", remove unused locals at finish.
12716 (execute_free_datastructures): Make global, call
12717 delete_tree_cfg_annotations.
12718 (execute_free_cfg_annotations): Don't call
12719 delete_tree_cfg_annotations.
12721 * ssaexpand.h: New file.
12722 * expr.c (toplevel): Include ssaexpand.h.
12723 (expand_assignment): Handle SSA names the same as register variables.
12724 (expand_expr_real_1): Expand SSA names.
12725 * cfgexpand.c (toplevel): Include ssaexpand.h.
12726 (SA): New global variable.
12727 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
12728 (SSAVAR): New macro.
12729 (set_rtl): New helper function.
12730 (add_stack_var): Deal with SSA names, use set_rtl.
12731 (expand_one_stack_var_at): Likewise.
12732 (expand_one_stack_var): Deal with SSA names.
12733 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
12734 before unique numbers.
12735 (expand_stack_vars): Use set_rtl.
12736 (expand_one_var): Accept SSA names, add asserts for them, feed them
12737 to above subroutines.
12738 (expand_used_vars): Expand all partitions (without default defs),
12739 then only the local decls (ignoring those expanded already).
12740 (expand_gimple_cond): Remove edges when jumpif() expands an
12741 unconditional jump.
12742 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
12743 or remove abnormal edges. Ignore insns setting the LHS of a TERed
12745 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
12746 members of SA; deal with PARM_DECL partitions here; expand
12747 all PHI nodes, free tree datastructures and SA. Commit instructions
12748 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
12749 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
12750 info and statements at start, collect garbage at finish.
12751 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
12752 (VAR_ANN_PARTITION) Remove.
12753 (change_partition_var): Don't declare.
12754 (partition_to_var): Always return SSA names.
12755 (var_to_partition): Only accept SSA names.
12756 (register_ssa_partition): Only check argument.
12757 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
12759 (delete_var_map): Don't free it.
12760 (var_union): Only accept SSA names, simplify.
12761 (partition_view_init): Mark only useful SSA names as used.
12762 (partition_view_fini): Only deal with SSA names.
12763 (change_partition_var): Remove.
12764 (dump_var_map): Use ssa_name instead of partition_to_var member.
12765 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
12767 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
12768 (struct _elim_graph): New member const_dests; nodes member vector of
12770 (set_location_for_edge): New static helper.
12771 (create_temp): Remove.
12772 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
12773 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
12774 (new_elim_graph): Allocate const_dests member.
12775 (clean_elim_graph): Truncate const_dests member.
12776 (delete_elim_graph): Free const_dests member.
12777 (elim_graph_size): Adapt to new type of nodes member.
12778 (elim_graph_add_node): Likewise.
12779 (eliminate_name): Likewise.
12780 (eliminate_build): Don't take basic block argument, deal only with
12781 partition numbers, not variables.
12782 (get_temp_reg): New static helper.
12783 (elim_create): Use it, deal with RTL temporaries instead of trees.
12784 (eliminate_phi): Adjust all calls to new signature.
12785 (assign_vars, replace_use_variable, replace_def_variable): Remove.
12786 (rewrite_trees): Only do checking.
12787 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
12788 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
12789 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
12790 contains_tree_r, MAX_STMTS_IN_LATCH,
12791 process_single_block_loop_latch, analyze_edges_for_bb,
12792 perform_edge_inserts): Remove.
12793 (expand_phi_nodes): New global function.
12794 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
12795 functions, initialize new parameter, remember partitions having a
12797 (finish_out_of_ssa): New global function.
12798 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
12799 don't reset in_ssa_p here, don't disable TER when mudflap.
12800 (pass_del_ssa): Remove.
12801 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
12803 (execute_free_datastructures): Declare.
12804 * Makefile.in (SSAEXPAND_H): New variable.
12805 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
12806 * basic-block.h (commit_one_edge_insertion): Declare.
12807 * passes.c (init_optimization_passes): Move pass_nrv and
12808 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
12809 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
12810 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
12811 (redirect_branch_edge): Deal with super block when expanding, split
12812 out jump patching itself into ...
12813 (patch_jump_insn): ... here, new static helper.
12815 2009-04-26 Michael Matz <matz@suse.de>
12817 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
12818 beyond num_ssa_names.
12819 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
12820 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
12822 2009-04-26 Jakub Jelinek <jakub@redhat.com>
12824 PR inline-asm/39543
12825 * fwprop.c (forward_propagate_asm): New function.
12826 (forward_propagate_and_simplify): Propagate also into __asm, if it
12827 doesn't increase the number of referenced registers.
12830 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
12832 2009-04-26 Jakub Jelinek <jakub@redhat.com>
12834 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
12835 note_nonlocal_vla_type for nonlocal VLAs.
12836 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
12837 contains_remapped_vars, remap_vla_decls): New functions.
12838 (convert_nonlocal_reference_stmt): If not optimizing, call
12839 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
12840 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
12841 if it wasn't found in var_map.
12842 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
12843 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
12844 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
12846 * gimplify.c (nonlocal_vlas): New variable.
12847 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
12849 (gimplify_body): Create and destroy nonlocal_vlas.
12851 * dwarf2out.c (loc_descr_plus_const): New function.
12852 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
12853 mem_loc_descriptor, loc_descriptor_from_tree_1,
12854 descr_info_loc, gen_variable_die): Use it.
12856 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
12857 !TREE_STATIC VAR_DECLs.
12858 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
12859 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
12860 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
12861 DECL_BY_REFERENCE is valid.
12862 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
12863 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
12864 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
12865 Copy DECL_BY_REFERENCE.
12866 (struct nesting_copy_body_data): New type.
12867 (nesting_copy_decl): New function.
12868 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
12869 if they have variable length.
12871 2009-04-26 Michael Matz <matz@suse.de>
12873 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
12874 mark new temporaries for renaming.
12876 2009-04-26 Joseph Myers <joseph@codesourcery.com>
12879 * c-decl.c (global_bindings_p): Return negative value.
12880 (c_variable_size): New. Based on variable_size from
12882 (grokdeclarator): Call c_variable_size not variable_size.
12884 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
12886 * config/i386/i386.c (print_operand) ['z']: Fix typo.
12888 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
12890 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
12891 Redefine it to just use mingw/include.
12892 (ASM_SPEC): Rules for -m32 and -m64.
12893 (LINK_SPEC): Use Likewise.
12894 (SPEC_32): New define.
12895 (SPEC_64): Likewise.
12896 (SUB_LINK_SPEC): Likewise.
12897 (MULTILIB_DEFAULTS): New define.
12898 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
12899 Add multilib options.
12900 (MULTILIB_DIRNAMES): Likewise.
12901 (MULTILIB_OSDIRNAMES): Likewise.
12902 (LIBGCC): Likewise.
12903 (INSTALL_LIBGCC): Likewise.
12905 2009-04-26 Joseph Myers <joseph@codesourcery.com>
12908 * c-tree.h (enum c_inline_static_type): New.
12909 (record_inline_static): Declare.
12910 * c-decl.c (struct c_inline_static, c_inline_statics,
12911 record_inline_static, check_inline_statics): New.
12912 (pop_file_scope): Call check_inline_statics.
12913 (start_decl): Call record_inline_static instead of pedwarning
12914 directly for static in inline function.
12915 * c-typeck.c (build_external_ref): Call record_inline_static
12916 instead of pedwarning directly for static referenced in inline
12919 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
12921 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
12922 not new but only being rescanned.
12923 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
12924 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
12925 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
12926 record_set_info, compute_set, grealloc): Remove.
12927 (recompute_all_luids): New function.
12928 (gcse_main): Don't compute sets, and don't do related memory
12929 allocations/free-ing. If something changed before the end of the
12930 pass, update LUIDs using recompute_all_luids.
12931 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
12932 (free_gcse_mem): Don't free it either.
12933 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
12934 Use the df insn LUIDs.
12935 (load_killed_in_block): Likewise.
12936 (compute_hash_table_work): Don't compute reg_set_in_block.
12937 (compute_transp): Use DF_REG_DEF_CHAINs.
12938 (local_cprop_pass): Don't use compute_sets and related functions.
12939 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
12940 Use get_max_uid() instead of max_cuid.
12941 (insert_insn_end_basic_block, pre_insert_copy_insn,
12942 update_ld_motion_stores): Don't try to
12943 keep reg_set tables up to date.
12944 (pre_insert_copies): Use df insn LUIDs.
12945 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
12946 (reg_set_info): Don't use extra bitmap argument.
12947 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
12948 information to compute regs_set_in_block.
12949 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
12950 (bypass_jumps): Don't use compute_sets and friends.
12952 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12955 * opts.c (undocumented_msg): Do not leave blank even with
12958 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12960 * c-decl.c (build_enumerator): Allow values folding to integer
12961 constants but not integer constant expressions with a pedwarn if
12964 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12967 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
12968 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
12969 type is an integer constant.
12971 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
12974 * config/i386/i386.c (print_operand) ['z']: Revert handling of
12977 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12980 * c-decl.c (grokdeclarator): Diagnose declarations of functions
12981 with variably modified return type and no storage class
12982 specifiers, except for the case of nested functions. Distinguish
12983 extern declarations of functions with variably modified return
12984 types from those of objects with variably modified types.
12986 2009-04-25 Jan Hubicka <jh@suse.cz>
12988 * tree.c (list_equal_p): New function.
12989 * tree.h (list_equal_p): Declare.
12990 * coretypes.h (edge_def, edge, const_edge, basic_block_def
12991 basic_block_def, basic_block, const_basic_block): New.
12992 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
12993 (redirect_eh_edge): New function.
12994 (make_eh_edge_update_phi): EH edges are not abnormal.
12995 * except.c: Include tree-flow.h.
12996 (list_match): New function.
12997 (eh_region_replaceable_by_p): New function.
12998 (replace_region): New function.
12999 (hash_type_list): New function.
13000 (hash_eh_region): New function.
13001 (eh_regions_equal_p): New function.
13002 (merge_peers): New function.
13003 (remove_unreachable_regions): Verify EH tree when checking;
13005 (copy_eh_region_1): New function.
13006 (copy_eh_region): New function.
13007 (push_reachable_handler): New function.
13008 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
13009 regions without label but with live RESX.
13010 * except.h (redirect_eh_edge_to_label): New.
13011 * tree-flow.h (redirect_eh_edge): New.
13012 * coretypes.h (edge_def, edge, const_edge, basic_block_def
13013 basic_block_def, basic_block, const_basic_block): Remove.
13014 * Makefile.in (except.o): Add dependency on tree-flow.h
13015 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
13016 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
13019 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
13022 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
13023 on the destination of memcpy.
13025 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
13027 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
13028 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
13029 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
13031 2009-04-25 Jan Hubicka <jh@suse.cz>
13033 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
13034 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
13035 to be reached by different label than left.
13036 (update_eh_edges): Update comment; remove edge_to_remove if possible
13037 and return true if suceeded.
13038 (cleanup_empty_eh): Accept sharing map; handle shared regions.
13039 (cleanup_eh): Compute sharing map.
13040 * except.c (remove_eh_handler_and_replace): Add argument if we should
13042 (remove_unreachable_regions): Update for label sharing.
13043 (label_to_region_map): Likewise.
13044 (get_next_region_sharing_label): New function.
13045 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
13047 (remove_eh_handler): Update.
13048 (remove_eh_region_and_replace_by_outer_of): New function.
13049 * except.h (struct eh_region): Add next_region_sharing_label.
13050 (remove_eh_region_and_replace_by_outer_of,
13051 get_next_region_sharing_label): Declare.
13052 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
13054 2009-04-25 Jan Hubicka <jh@suse.cz>
13056 * tree-cfg.c (split_critical_edges): Split also edges where we can't
13057 insert code even if they are not critical.
13059 2009-04-25 Jan Hubicka <jh@suse.cz>
13061 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
13062 (gimple_can_remove_branch_p): EH edges won't remove branch by
13064 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
13065 updating of non-abnormal EH edges.
13066 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
13067 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
13068 (split_critical_edges): Split also edges where emitting code on them
13069 will lead to splitting later.
13071 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
13072 H.J. Lu <hongjiu.lu@intel.com>
13075 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
13076 the configured assembler supports fildq and fistpq mnemonics.
13077 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
13078 * configure: Regenerated.
13079 * config.in: Ditto.
13081 * config/i386/i386.c (print_operand): Handle 'Z'.
13082 ['z']: Remove handling of special fild/fist suffixes.
13083 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
13084 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
13085 suffix of fild insn.
13086 (*floatsi<mode>2_vector_mixed): Ditto.
13087 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
13088 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
13089 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
13090 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
13091 * config/i386/gas.h (GAS_MNEMONICS): Remove.
13093 2009-04-25 Ben Elliston <bje@au.ibm.com>
13095 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
13096 the source of a set operation.
13098 2009-04-25 Anatoly Sokolov <aesok@post.ru>
13100 * target.h (struct gcc_target): Add case_values_threshold field.
13101 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
13102 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
13103 * targhooks.c (default_case_values_threshold): New function.
13104 * targhooks.h (default_case_values_threshold): Declare function.
13105 * stmt.c (expand_case): Use case_values_threshold target hook.
13106 * expr.h (case_values_threshold): Remove declartation.
13107 * expr.c (case_values_threshold): Remove function.
13108 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
13110 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
13111 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
13112 (avr_case_values_threshold): Declare as static.
13113 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
13115 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
13116 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
13117 (mn10300_case_values_threshold): New function.
13119 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
13121 * ira.c (setup_cover_and_important_classes): Add enum cast.
13123 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
13125 * genpreds.c (write_enum_constraint_num): Output definition of
13126 CONSTRAINT_NUM_DEFINED_P macro.
13127 * ira.c (setup_cover_and_important_classes): Use
13128 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
13130 2009-04-24 DJ Delorie <dj@redhat.com>
13132 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
13133 __SH2A_SINGLE_ONLY__ also.
13135 2009-04-24 Steve Ellcey <sje@cup.hp.com>
13137 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
13138 (movdf_internal): Ditto.
13139 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
13140 SFmode and DFmode constants.
13141 (ia64_print_operand): Add 'G' format for printing
13142 floating point constants.
13144 2009-04-24 Richard Guenther <rguenther@suse.de>
13146 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
13147 from unsigned additions.
13149 2009-04-24 Joseph Myers <joseph@codesourcery.com>
13151 * c-typeck.c (set_init_index): Allow array designators that are
13152 not integer constant expressions with a pedwarn if pedantic.
13154 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
13156 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
13157 zero if no overlap in nonzero bits between the operands.
13159 2009-04-24 Ian Lance Taylor <iant@google.com>
13161 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
13162 (record_dead_and_set_regs): Likewise.
13163 * df.h (struct df_mw_hardreg): Change flags field to int.
13164 (struct df_base_ref): Likewise.
13165 (struct df): Change changeable_flags field to int.
13166 * df-scan.c (df_defs_record): Change clobber_flags to int.
13167 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
13168 constants rather than #define macros.
13169 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
13170 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
13171 (enum dwarf_calling_convention): Likewise.
13172 (enum dwarf_line_number_x_ops): Likewise.
13173 (enum dwarf_call_frame_info): Likewise.
13174 (enum dwarf_source_language): Likewise.
13175 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
13176 (add_calling_convention_attribute): Likewise.
13177 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
13178 (combine_comparisons): Change compcode to int. Add cast to enum type.
13179 * genrecog.c (maybe_both_true_2): Change c to int.
13180 (write_switch): Likewise. Add cast to enum type.
13181 * gimplify.c (gimplify_omp_for): Handle return values from
13182 gimplify_expr using MIN rather than bitwise or.
13183 (gimplify_expr): Add cast to enum type.
13184 * ipa-prop.c (update_jump_functions_after_inlining): Change
13185 IPA_BOTTOM to IPA_JF_UNKNOWN.
13186 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
13187 Add casts to enum type.
13188 (setup_cover_and_important_classes): Change cl to int. Add casts
13190 (setup_class_translate): Change cl and mode to int.
13191 (ira_init_once): Change mode to int.
13192 (free_register_move_costs): Likewise.
13193 (setup_prohibited_mode_move_regs): Add casts to enum type.
13194 * langhooks.c (add_builtin_function_common): Rework assertion that
13195 value fits bitfield.
13196 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
13197 * omega.c (omega_do_elimination): Avoid math on enum types.
13198 * optabs.c (expand_vec_shift_expr): Remove casts to int.
13199 * opts.c (set_debug_level): Change 2 to enum constant. Use new
13200 int local to handle integral_argment value.
13201 * regmove.c (try_auto_increment): Change PUT_MODE to
13203 * reload.c (push_secondary_reload): Add casts to enum type.
13204 (secondary_reload_class, find_valid_class): Likewise.
13205 * reload1.c (emit_input_reload_insns): Likewise.
13206 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
13207 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
13208 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
13210 * tree.c (build_common_builtin_nodes): Add casts to enum type.
13211 * tree-complex.c (complex_lattice_t): Typedef to int rather than
13213 (expand_complex_libcall): Add casts to enum type.
13214 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
13215 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
13216 with ERROR_MARK, not NUM_TREE_CODES.
13217 (vect_create_epilog_for_reduction): Likewise.
13218 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
13219 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
13220 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
13222 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
13223 vect_unused_in_loop. Change 0 to loop_vect.
13224 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
13225 * var-tracking.c (get_init_value): Change return type to enum
13227 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
13228 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
13230 (arm_override_options): Add casts to enum type.
13231 (arm_emit_tls_decoration): Likewise.
13232 * config/i386/i386.c (ix86_function_specific_restore): Add casts
13234 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
13235 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
13236 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
13238 * config/s390/s390.c (code_for_builtin_64): Change to array of
13240 (code_for_builtin_31): Likewise.
13241 (s390_expand_builtin): Change code_for_builtin to enum insn_code
13243 * config/sparc/sparc.c (sparc_override_options): Change value
13244 field in struct code_model to enum cmodel. In initializer change
13245 0 to NULL and add cast to enum type.
13247 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
13248 Change all callers. Issue a -Wc++-compat warning using
13249 lhs_origtype if necessary.
13250 (convert_for_assignment): Issue -Wc++-compat warnings about
13251 invalid conversions to enum type on assignment.
13252 * c-common.h (build_modify_expr): Update declaration.
13254 2009-04-24 Nick Clifton <nickc@redhat.com>
13256 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
13257 (function_arg_advance): Likewise.
13258 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
13261 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
13263 * config/s390/constraints.md ('I', 'J'): Fix condition.
13265 2009-04-24 Diego Novillo <dnovillo@google.com>
13267 * gengtype-parse.c (parse_error): Add newline after message.
13269 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
13271 * config/i386/sse.md (avxmodesuffixs): Removed.
13272 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
13273 (*avx_pinsr<ssevecsize>): This.
13275 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
13277 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
13278 follow chains of regs with a single definition, and allow expressions
13279 that are function_invariant_p.
13280 (simple_rhs_p): Allow expressions that are function_invariant_p.
13282 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
13284 PR middle-end/39867
13285 * fold-const.c (fold_cond_expr_with_comparison): When folding
13286 > and >= to MAX, make sure the MAX uses the same type as the
13287 comparison's operands.
13289 2009-04-24 Nick Clifton <nickc@redhat.com>
13291 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
13292 addressing for DImode accesses.
13293 (frv_print_operand_address): Handle PLUS case.
13294 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
13296 2009-04-24 Jakub Jelinek <jakub@redhat.com>
13298 PR rtl-optimization/39794
13299 * alias.c (canon_true_dependence): Add x_addr argument.
13300 * rtl.h (canon_true_dependence): Adjust prototype.
13301 * cse.c (check_dependence): Adjust canon_true_dependence callers.
13302 * cselib.c (cselib_invalidate_mem): Likewise.
13303 * gcse.c (compute_transp): Likewise.
13304 * dse.c (scan_reads_nospill): Likewise.
13305 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
13306 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
13307 canon_base_addr of the group, plus optional offset.
13308 (struct group_info): Rename canon_base_mem to
13310 (get_group_info): Set canon_base_addr to canon_rtx of base, not
13311 canon_rtx of base_mem.
13313 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
13315 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
13316 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
13318 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13320 * config/spu/spu-builtins.h: Delete file.
13322 * config/spu/spu.h (enum spu_builtin_type): Move here from
13324 (struct spu_builtin_description): Likewise. Add GTY marker.
13325 Do not use enum spu_function_code or enum insn_code.
13326 (spu_builtins): Add extern declaration.
13328 * config/spu/spu.c: Do not include "spu-builtins.h".
13329 (enum spu_function_code, enum spu_builtin_type_index,
13330 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
13331 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
13332 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
13333 unsigned_V2DI_type_node): Move here from spu-builtins.h.
13334 (spu_builtin_types): Make static. Add GTY marker.
13335 (spu_builtins): Add extern declaration with GTY marker.
13336 Include "gt-spu.h".
13338 * config/spu/spu-c.c: Do not include "spu-builtins.h".
13339 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
13340 Check programmatically whether all parameters are scalar.
13342 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
13344 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
13346 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
13347 assignment from the constructor either if the target is volatile.
13349 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
13351 * config/arm/arm.md (insv): Do not share operands[0].
13353 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
13355 * config/vxlib-tls.c (active_tls_threads): Delete.
13356 (delete_hook_installed): New.
13357 (tls_delete_hook): Don't delete the delete hook.
13358 (tls_destructor): Delete it here.
13359 (__gthread_set_specific): Adjust installing the delete hook.
13360 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
13361 __gthread_leave_tsd_dtor_context.
13363 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
13365 * c-format.c (gcc_tdiag_char_table): Add support for %E.
13367 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
13369 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
13371 (alpha_rtx_costs): Ditto.
13372 (emit_unlikely_jump): Use add_reg_note.
13373 (emit_frame_store_1): Ditto.
13374 (alpha_expand_prologue): Ditto.
13375 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
13376 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
13378 2009-04-23 Nick Clifton <nickc@redhat.com>
13380 * config/v850/v850.md (epilogue): Remove suppressed code.
13381 (return): Rename to return_simple and remove test of frame size.
13382 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
13383 to gen_return_simple.
13385 2009-04-22 Jing Yu <jingyu@google.com>
13388 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
13390 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
13393 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
13394 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
13395 value is a VECTOR_CST, the element type is the element type of the
13398 2009-04-22 DJ Delorie <dj@redhat.com>
13400 * config/m32c/m32c.h: Update GTY annotations to new syntax.
13402 2009-04-22 Jakub Jelinek <jakub@redhat.com>
13404 * alias.c (find_base_term): Move around LO_SUM case, so that
13405 CONST falls through into PLUS/MINUS handling.
13408 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
13409 into 0, use omit_one_operand.
13411 2009-04-23 Ben Elliston <bje@au.ibm.com>
13413 * config/rs6000/linux-unwind.h (get_regs): Remove type
13414 puns. Change the type of `pc' to an array of unsigned ints and
13415 update all users. Constify frame24.
13417 2009-04-22 DJ Delorie <dj@redhat.com>
13419 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
13420 declarations before code.
13421 (current_function_special_page_vector): Likewise.
13422 (m32c_expand_insv): Silence a warning.
13424 2009-04-21 Taras Glek <tglek@mozilla.com>
13426 * alias.c: Update GTY annotations to new syntax.
13427 * basic-block.h: Likewise.
13428 * bitmap.h: Likewise.
13429 * c-common.h: Likewise.
13430 * c-decl.c: Likewise.
13431 * c-parser.c: Likewise.
13432 * c-pragma.c: Likewise.
13433 * c-tree.h: Likewise.
13434 * cfgloop.h: Likewise.
13435 * cgraph.h: Likewise.
13436 * config/alpha/alpha.c: Likewise.
13437 * config/arm/arm.h: Likewise.
13438 * config/avr/avr.h: Likewise.
13439 * config/bfin/bfin.c: Likewise.
13440 * config/cris/cris.c: Likewise.
13441 * config/darwin.c: Likewise.
13442 * config/frv/frv.c: Likewise.
13443 * config/i386/i386.c: Likewise.
13444 * config/i386/i386.h: Likewise.
13445 * config/i386/winnt.c: Likewise.
13446 * config/ia64/ia64.h: Likewise.
13447 * config/iq2000/iq2000.c: Likewise.
13448 * config/mips/mips.c: Likewise.
13449 * config/mmix/mmix.h: Likewise.
13450 * config/pa/pa.c: Likewise.
13451 * config/pa/pa.h: Likewise.
13452 * config/rs6000/rs6000.c: Likewise.
13453 * config/s390/s390.c: Likewise.
13454 * config/sparc/sparc.c: Likewise.
13455 * config/xtensa/xtensa.c: Likewise.
13456 * cselib.h: Likewise.
13457 * dbxout.c: Likewise.
13458 * dwarf2out.c: Likewise.
13459 * except.c: Likewise.
13460 * except.h: Likewise.
13461 * fixed-value.h: Likewise.
13462 * function.c: Likewise.
13463 * function.h: Likewise.
13464 * gimple.h: Likewise.
13465 * integrate.c: Likewise.
13466 * optabs.c: Likewise.
13467 * output.h: Likewise.
13468 * real.h: Likewise.
13470 * stringpool.c: Likewise.
13471 * tree-data-ref.c: Likewise.
13472 * tree-flow.h: Likewise.
13473 * tree-scalar-evolution.c: Likewise.
13474 * tree-ssa-address.c: Likewise.
13475 * tree-ssa-alias.h: Likewise.
13476 * tree-ssa-operands.h: Likewise.
13477 * tree.c: Likewise.
13478 * tree.h: Likewise.
13479 * varasm.c: Likewise.
13480 * varray.h: Likewise.
13482 * coretypes.h: Do not define GTY macro if it is already defined.
13483 * doc/gty.texi: Update GTY documentation to new syntax.
13484 * gengtype-lex.l: Enforce attribute-like syntax for GTY
13485 annotations on structs.
13486 * gengtype-parse.c: Likewise.
13488 2009-04-22 Mark Heffernan <meheff@google.com>
13490 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
13492 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
13494 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
13497 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
13499 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
13500 the same as a PLUS without a shift. Increase the cost of a
13503 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13505 * Makefile.in: Update dependencies.
13506 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
13507 * errors.h: Remove bogus comment about compatibility.
13508 (warning): Update declaration.
13509 * genautomata.c: Update all calls to warning.
13510 * gimple.c: Do not include errors.h. Include toplev.h.
13511 * tree-ssa-structalias.c: Do not include errors.h.
13512 * omega.c: Likewise.
13513 * tree-ssa-reassoc.c: Likewise.
13514 * config/spu/spu-c.c: Likewise.
13515 * config/spu/t-spu-elf: Update dependencies.
13517 2009-04-22 Richard Guenther <rguenther@suse.de>
13519 PR tree-optimization/39824
13520 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
13521 make sure the types are compatible.
13523 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13526 * c-common.c (c_parse_error): Take a token_flags parameter.
13527 Use token_type for the token type instead.
13528 Pass token_flags to cpp_type2name.
13529 * c-common.h (c_parse_error): Update declaration.
13530 * c-parser.c (c_parser_error): Pass 0 as token flags.
13532 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
13534 PR rtl-optimization/39580
13535 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
13537 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13539 * function.c (expand_function_end): Do not emit a jump to the "naked"
13540 return label for fall-through returns.
13541 * except.c (sjlj_emit_function_exit): Always place the call to the
13542 unregister function at the location installed by expand_function_end.
13544 2009-04-22 Richard Guenther <rguenther@suse.de>
13546 PR tree-optimization/39845
13547 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
13548 (gen_inbound_check): Likewise.
13550 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
13552 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
13554 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
13555 * config/vxlib.c (__gthread_once): Add race guard for PPC.
13557 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
13559 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
13560 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
13561 shift counts to avoid out-of-bounds array accesses.
13563 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
13565 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
13566 (Pmode): Move above.
13568 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
13570 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
13571 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
13572 GET_CODE macro. Use IN_RANGE macro where appropriate.
13573 * config/alpha/alpha.h: Ditto.
13574 * config/alpha/alpha.md: Ditto.
13575 * config/alpha/constraints.md: Ditto.
13576 * config/alpha/predicates.md: Ditto.
13578 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
13580 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
13581 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13582 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13583 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13584 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13585 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13586 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13587 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13588 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13589 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13590 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13591 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13592 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13593 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13594 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13595 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13596 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13597 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13598 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13599 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13600 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13601 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13602 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13603 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13604 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13605 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13606 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13608 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
13610 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
13611 references from comments.
13612 * cfgbuild.c: (count_basic_blocks): Delete.
13613 (find_basic_blocks_1): Delete.
13614 (find_basic_blocks): Delete.
13615 * except.c (finish_eh_generation): Make static. Move comment from
13616 except.h here. Remove find_basic_blocks references from comments.
13617 * except.h (finish_eh_generation): Delete.
13618 * basic-block.h (find_basic_blocks): Delete.
13619 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
13621 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
13623 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
13624 (sdbout_parms): Likewise.
13626 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
13628 * config/sh/sh.c (prepare_cbranch_operands): Use
13629 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
13630 (expand_cbranchdi4): Likewise.
13631 (from_compare): Add cast to enum type.
13632 (expand_cbranchsi4): Use add_reg_note.
13633 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
13634 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
13635 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
13636 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
13637 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
13638 instead of CODE_FOR_nothing.
13639 (cbranchdi4): Likewise. Fix the order of arguments for
13641 (push_fpscr): Use add_reg_note.
13642 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
13643 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
13645 2009-04-21 Joseph Myers <joseph@codesourcery.com>
13647 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
13648 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
13649 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
13650 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
13651 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
13652 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
13653 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
13654 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
13655 config/alpha/x-vms, config/arc/t-arc,
13656 config/arm/README-interworking, config/arm/arm-c.c,
13657 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
13658 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
13659 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
13660 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
13661 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
13662 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
13663 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
13664 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
13665 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
13666 config/cris/t-elfmulti, config/crx/t-crx,
13667 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
13668 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
13669 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
13670 config/h8300/t-h8300, config/i386/athlon.md,
13671 config/i386/darwin-libgcc.10.4.ver,
13672 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
13673 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
13674 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
13675 config/i386/t-linux64, config/i386/t-nwld,
13676 config/i386/t-rtems-i386, config/i386/t-sol2-10,
13677 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
13678 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
13679 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
13680 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
13681 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
13682 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
13683 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
13684 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
13685 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
13686 config/m68k/t-uclinux, config/mcore/t-mcore,
13687 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
13688 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
13689 config/mips/crtn.asm, config/mips/irix-crti.asm,
13690 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
13691 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
13692 config/mips/mips-fixed.md, config/mips/sb1.md,
13693 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
13694 config/mips/t-iris6, config/mips/t-isa3264,
13695 config/mips/t-libgcc-mips16, config/mips/t-linux64,
13696 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
13697 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
13698 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
13699 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
13700 config/mn10300/t-linux, config/mn10300/t-mn10300,
13701 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
13702 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
13703 config/picochip/libgccExtras/clzsi2.asm,
13704 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
13705 config/rs6000/darwin-libgcc.10.4.ver,
13706 config/rs6000/darwin-libgcc.10.5.ver,
13707 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
13708 config/rs6000/t-aix43, config/rs6000/t-aix52,
13709 config/rs6000/t-darwin, config/rs6000/t-fprules,
13710 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
13711 config/rs6000/t-lynx, config/rs6000/t-netbsd,
13712 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
13713 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
13714 config/rs6000/t-rtems, config/rs6000/t-spe,
13715 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
13716 config/score/t-score-elf, config/sh/divcost-analysis,
13717 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
13718 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
13719 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
13720 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
13721 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
13722 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
13723 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
13724 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
13725 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
13726 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
13727 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
13728 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
13729 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
13730 limitx.h, version.c, xcoff.h: Add copyright and license notices.
13731 * config/h8300/genmova.sh: Include copyright and license notices
13732 in generated output.
13733 * config/h8300/mova.md: Regenerate.
13734 * doc/install.texi2html: Include word "Copyright" in copyright
13735 notice and use name "Free Software Foundation, Inc.".
13736 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
13737 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
13738 ChangeLog-2007, ChangeLog-2008: Correct dates.
13740 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
13742 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
13743 NE_EXPR operations as well.
13744 * c-parser.c (c_parser_condition): Do not set location information on
13746 (c_parser_conditional_expression): Likewise.
13747 (c_parser_binary_expression): Set location information on operators.
13748 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
13749 TRUTH_NOT_EXPR has been folded.
13750 * fold-const.c (fold_truth_not_expr): Copy location information from
13751 the incoming expression to the outgoing one.
13752 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
13753 recursive calls on the LHS of the operator but pass that of the
13754 operator to recursive calls on the RHS of the operator. Set it
13756 (shortcut_cond_expr): Set the locus of the operator on the second
13757 COND_EXPR and that of the expression on the first in degenerate cases.
13758 Pass the locus of the expression to calls to shortcut_cond_r.
13759 Set the locus of the 'then' block on the associated jump, if any.
13760 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
13761 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
13762 expression to call to gimplify_boolean_expr.
13764 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
13766 * config.gcc: Add additional configuration for
13767 i686-w64-mingw* and x86_64-w64-mingw* triplet.
13768 * config/i386/mingw-w64.h: New mingw-w64 specific header.
13769 (CPP_SPEC): Redefine for allowing -municode option.
13770 (STARTFILE_SPEC): Likewise.
13771 * config/i386/t-mingw-w64: New.
13772 * config/i386/mingw-w64.opt: New.
13773 (municode): Add new target option.
13774 * doc/invoke.texi (municode): Add documentation for new option.
13776 2009-04-21 Ian Lance Taylor <iant@google.com>
13778 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13779 Correct test for number of arguments.
13780 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
13782 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
13784 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
13785 argument of emit_library_call.
13787 2009-04-21 Richard Guenther <rguenther@suse.de>
13789 PR middle-end/39829
13790 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
13791 inside VIEW_CONVERT_EXPRs.
13793 2009-04-21 Martin Jambor <mjambor@suse.cz>
13795 * tree-switch-conversion.c (build_constructors): Split a long line.
13796 (constructor_contains_same_values_p): New function.
13797 (build_one_array): Create assigns of constants if possible, do not
13798 call mark_sym_for_renaming, call update_stmt.
13799 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
13800 make_rename_temp. Do not call mark_symbols_for_renaming, call
13802 (gen_def_assigns): Do not call mark_symbols_for_renaming or
13803 find_new_referenced_vars, call update_stmt.
13804 (gen_inbound_check): Use create_tmp_var and create ssa names manually
13805 instead of calling make_rename_temp. Do not call
13806 find_new_referenced_vars or mark_symbols_for_renaming, call
13809 2009-04-21 Richard Guenther <rguenther@suse.de>
13811 PR tree-optimization/39827
13812 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
13813 (tree_ssa_phiprop): Pass the correct array size.
13815 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
13817 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
13819 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
13822 * c-typeck.c (lvalue_p): Move declaration ...
13823 * c-common.h (lvalue_p): ... to here.
13824 * c-common.c (candidate_equal_p): New.
13825 (add_tlist): Use it.
13826 (merge_tlist): Use it.
13827 (warn_for_collisions_1): Likewise.
13828 (warning_candidate_p): Accept more candidates.
13829 (verify_tree): A warning candidate can be an expression. Use
13832 2009-04-21 Ben Elliston <bje@au.ibm.com>
13835 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
13836 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
13837 options. Remove -mcall-solaris documentation.
13839 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13842 * doc/invoke.texi (-Wlong-long): Update description.
13843 * c-lex (interpret_integer): Only warn if there was no previous
13844 overflow and -Wlong-long is enabled.
13845 * c-decl.c (declspecs_add_type): Drop redundant flags.
13846 * c.opt (Wlong-long): Init to -1.
13847 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
13848 and front-end warn_long_long. Wlong-long only depends on other
13849 flags if it is uninitialized.
13850 * c-parser.c (disable_extension_diagnostics): warn_long_long is
13851 the same for CPP and FE.
13852 (restore_extension_diagnostics): Likewise.
13854 2009-04-20 Ian Lance Taylor <iant@google.com>
13856 Fix enum conversions which are invalid in C++:
13857 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
13858 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
13859 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
13860 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
13861 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
13862 (dbxout_parms): Likewise.
13863 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
13864 (df_clear_flags): Likewise.
13865 * df-problems.c (df_rd_bb_local_compute_process_def): Change
13866 top_flag parameter to int.
13867 (df_chain_create_bb_process_use): Likewise.
13868 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
13870 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
13871 (df_ref_create_structure, df_def_record_1): Likewise.
13872 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
13873 (df_notes_rescan): Change 0 to VOIDmode in function call.
13874 (df_get_call_refs, df_insn_refs_collect): Likewise.
13875 (df_bb_regs_collect): Likewise.
13876 (df_entry_block_defs_collect): Likewise.
13877 (df_exit_block_uses_collect): Likewise.
13878 * df.h: Update declarations.
13879 * double-int.c (double_int_divmod): Add cast to enum type.
13880 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
13881 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
13882 (based_loc_descr): Likewise.
13883 (loc_descriptor_from_tree_1): Change first_op and second_op to
13884 enum dwarf_location_atom. Add cast to enum type.
13885 * expmed.c (init_expmed): Change 0 to SET in function call.
13886 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
13887 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
13888 (do_store_flag): Likewise.
13889 * fixed-value.h (struct fixed_value): Change mode to enum
13891 * function.c (assign_parms): Change 0 to VOIDmode in function call.
13892 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
13894 (insert_insn_decl, insert_decl, insert_state): Likewise.
13895 (automata_list_finish): Likewise.
13896 * genrecog.c (process_define_predicate): Add cast to enum type.
13897 * gensupport.c (init_predicate_table): Add cast to enum type.
13898 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
13900 (gimple_build_call_1, gimple_build_label): Likewise.
13901 (gimple_build_goto, gimple_build_asm_1): Likewise.
13902 (gimple_build_switch_1, gimple_build_cdt): Likewise.
13903 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
13904 (enum fallback): Rename from enum fallback_t.
13905 (fallback_t): Typedef as int.
13906 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
13907 GSI_SAME_STMT in function call.
13908 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
13910 (setup_reg_class_relations): Likewise.
13911 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
13912 (setup_prohibited_class_mode_regs): Add cast to enum type.
13913 (setup_prohibited_mode_move_regs): Likewise.
13914 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
13915 (record_address_regs): Change i to enum reg_class.
13916 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
13917 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
13918 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
13919 (GET_MODE_2XWIDER_MODE): Likewise.
13920 (GET_CLASS_NARROWEST_MODE): Likewise.
13921 * omp-low.c (expand_omp_for): Add cast to enum type.
13922 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
13923 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
13924 * postreload.c (reload_cse_simplify_operands): Change rclass local
13926 * predict.c (combine_predictions_for_insn): Change best_predictor
13927 and predictor to enum br_predictor.
13928 (combine_predictions_for_bb): Likewise.
13929 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
13930 use SET_PREDICT_EXPR_OUTCOME.
13931 * real.c (real_arithmetic): Change icode to code in function call.
13932 * reginfo.c (init_move_cost): Add casts to enum type.
13933 (init_reg_sets_1, init_fake_stack_mems): Likewise.
13934 * regmove.c (regclass_compatible_p): Change class0 and class1 to
13936 * reload.c (find_valid_class): Add casts to enum type.
13937 (push_reload): Change 0 to NO_REGS in function call.
13938 (find_reloads): Change this_alternative to array of enum
13939 reg_class. Remove some now-unnecessary casts.
13940 (make_memloc): Change 0 to VOIDmode in function call.
13941 * reload1.c (reload): Change 0 to VOIDmode in function call.
13942 (eliminate_regs_1, elimination_effects): Likewise.
13943 (eliminate_regs_in_insn): Likewise.
13944 (emit_input_reload_insns): Add cast to enum type.
13945 (delete_output_reload): Change 0 to VOIDmode in function call.
13946 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
13947 to enum type in function call.
13948 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
13949 (SET_PREDICT_EXPR_OUTCOME): Define.
13950 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
13951 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
13952 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
13953 (dump_function): Likewise.
13954 * tree-dump.h: Update declarations.
13955 * tree-pass.h: Update declarations.
13956 * varasm.c (assemble_integer): Change mclass to enum mode_class.
13957 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
13959 (arm_rtx_costs_1): Correct parenthesization.
13960 (arm_rtx_costs): Add casts to enum type.
13961 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
13962 (vfp_emit_fstmd): Use add_rg_note.
13963 (emit_multi_reg_push, emit_sfm): Likewise.
13964 (thumb_set_frame_pointer): Likewise.
13965 (arm_expand_prologue): Likewise.
13966 (arm_regno_class): Change return type to enum reg_class.
13967 (thumb1_expand_prologue): Use add_reg_note.
13968 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
13969 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
13971 * config/arm/gentune.sh: Add cast to enum type.
13972 * config/arm/arm-tune.md: Rebuild.
13973 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
13974 (ix86_split_fp_branch, predict_jump): Likewise.
13975 (ix86_expand_multi_arg_builtin): Change sub_code from enum
13976 insn_code to enum rtx_code.
13977 (ix86_builtin_vectorized_function): Add cast to enum type.
13978 * config/i386/i386.md (truncdfsf2): Change slot to enum
13980 (truncxf<mode>2, isinf<mode>2): Likewise.
13981 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
13983 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
13984 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
13985 (insert_bundle_state): Change 1 to INSERT in function call.
13986 (ia64_add_bundle_selector_before): Likewise.
13987 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
13988 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
13989 (restore_stack_nonlocal): Likewise.
13990 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
13992 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
13994 (mips_rtx_costs): Likewise.
13995 (mips_override_options): Add casts to enum type.
13996 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
13998 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
13999 (store_reg, set_reg_plus_d): Likewise.
14000 (hppa_expand_prologue, hppa_profile_hook): Likewise.
14001 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
14003 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
14005 (emit_unlikely_jump): Use add_reg_note.
14006 (rs6000_emit_allocate_stack): Likewise.
14007 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
14008 (output_toc): Change 1 to INSERT in function call.
14009 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
14010 (rs6000_initialize_trampoline): Likewise.
14011 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
14013 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
14014 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
14015 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
14016 (save_gprs): Use add_reg_note.
14017 (s390_emit_prologue): Likewise.
14018 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
14019 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
14020 (sparc_fold_builtin): Add cast to enum type.
14021 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
14023 (spu_expand_prologue): Use add_reg_note.
14024 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
14026 2009-04-20 Ian Lance Taylor <iant@google.com>
14028 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
14029 (c_parser_postfix_expression_after_primary): Get VEC for list of
14030 arguments. Get original types of arguments. Call
14031 build_function_call_vec.
14032 (cached_expr_list_1, cached_expr_list_2): New static variables.
14033 (c_parser_expr_list): Change return type to VEC *. Add
14034 p_orig_types parameter. Change all callers.
14035 (c_parser_release_expr): New static function.
14036 (c_parser_vec_to_tree_list): New static function.
14037 * c-typeck.c (build_function_call): Rewrite to build a VEC and
14038 call build_function_call_vec.
14039 (build_function_call_vec): New function, based on old
14040 build_function_call.
14041 (convert_arguments): Remove nargs and argarray parameters. Change
14042 values to a VEC. Add origtypes parameter.
14043 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
14044 (convert_for_assignment): Add origtype parameter. Change all
14045 callers. If warn_cxx_compat, check for conversion to an enum
14046 type when calling a function.
14047 (store_init_value): Add origtype parameter. Change all callers.
14048 (digest_init): Likewise.
14049 (struct init_node): Add origtype field.
14050 (add_pending_init): Add origtype parameter. Change all callers.
14051 (output_init_element): Likewise.
14052 (output_pending_init_elements): Pass origtype from init_node to
14053 output_init_element.
14054 (process_init_element): Pass origtype from c_expr to
14055 output_init_element.
14056 (c_finish_return): Add origtype parameter. Change all callers.
14057 * c-common.c (sync_resolve_size): Change params to VEC *. Change
14059 (sync_resolve_params): Likewise.
14060 (sync_resolve_return): Change params to first_param. Change caller.
14061 (resolve_overloaded_builtins): Change params to VEC *. Change
14062 callers. Save first parameter around call to build_function_call_vec.
14063 * c-decl.c (finish_decl): Add origtype parameter. Change all
14064 callers. Call build_function_call_vec rather than
14065 build_function_call for cleanup.
14066 * c-tree.h: Update declarations.
14067 * c-common.h: Update declarations.
14068 * stub-objc.c (objc_rewrite_function_call): Change parameter from
14069 params to first_param.
14070 * target.h (struct gcc_target): Change resolve_overloaded_builtin
14071 params parameter from tree to void *.
14072 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
14073 Change arglist parameter to have type void *, and to be a pointer
14075 * config/rs6000/rs6000-protos.h
14076 (altivec_resolve_overloaded_builtin): Update declaration.
14077 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
14078 fnargs parameter to have type void *, and to be a pointer to a
14079 VEC. Call build_function_call_vec instead of
14080 build_function_call.
14081 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
14083 2009-04-20 Joey Ye <joey.ye@intel.com>
14084 Xuepeng Guo <xuepeng.guo@intel.com>
14085 H.J. Lu <hongjiu.lu@intel.com>
14087 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
14089 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
14090 (IX86_LEA_PRIORITY): Likewise.
14091 (distance_non_agu_define): New function.
14092 (distance_agu_use): Likewise.
14093 (ix86_lea_for_add_ok): Likewise.
14094 (ix86_dep_by_shift_count): Likewise.
14096 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
14097 should split for LEA.
14099 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
14101 (ix86_dep_by_shift_count): Likewise.
14103 2009-04-20 Richard Guenther <rguenther@suse.de>
14105 * expr.c (handled_component_p): Move ...
14106 * tree.h (handled_component_p): ... here.
14107 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
14108 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
14109 and REALPART_EXPR to be in one group.
14111 2009-04-20 Richard Guenther <rguenther@suse.de>
14113 * basic-block.h (get_all_dominated_blocks): Declare.
14114 * dominance.c (get_all_dominated_blocks): New function.
14115 * tree-cfg.c (get_all_dominated_blocks): Remove.
14116 (remove_edge_and_dominated_blocks): Adjust.
14117 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
14118 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
14119 instead of recursing.
14121 2009-04-20 Doug Kwan <dougkwan@google.com>
14123 * cgraph.h (cgraph_node_ptr): New type for vector functions.
14124 (struct cgraph_node_set_def): New type.
14125 (cgraph_node_set) New type. Also declare vector functions.
14126 (struct cgraph_node_set_element_def): New type.
14127 (cgraph_node_set_element): Ditto.
14128 (cgraph_node_set_iterator): New iterator type.
14129 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
14130 cgraph_node_set_remove, dump_cgraph_node_set,
14131 debug_cgraph_node_set): New prototypes.
14132 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
14133 cgraph_node_set_size): New inlines.
14134 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
14135 including cgraph.h.
14136 (struct ipa_opt_pass): Add struct cgraph_node_set_def
14137 argument to function 'write_summary'.
14138 * ipa.c: Include ggc.h.
14139 (hash_cgraph_node_set_element,
14140 eq_cgraph_node_set_element, cgraph_node_set_new,
14141 cgraph_node_set_add, cgraph_node_set_remove,
14142 cgraph_node_set_find, dump_cgraph_node_set,
14143 debug_cgraph_node_set): New functions.
14144 * Makefile.in (ipa.o): Add dependency on GGC_H.
14146 2009-04-20 Ira Rosen <irar@il.ibm.com>
14148 PR tree-optimization/39675
14149 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
14150 check of the return code of vect_schedule_slp. Check that
14151 stmt_vec_info still exists for the statement, before checking its
14152 vectorization type.
14154 2009-04-20 Michael Matz <matz@suse.de>
14156 * Makefile.in (generated_files): Take out $(simple_generated_c).
14158 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
14160 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
14161 (UINTPTR_TYPE): Likewise.
14163 2009-04-19 Joseph Myers <joseph@codesourcery.com>
14166 * c-typeck.c (digest_init): Check for initializing an array with a
14169 2009-04-19 Joseph Myers <joseph@codesourcery.com>
14172 * c-semantics.c (pop_stmt_list): Propagate
14173 STATEMENT_LIST_HAS_LABEL to parent statement list.
14175 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
14177 * config/mips/mips.h (mips_tune_attr): New macro.
14178 * config/mips/mips.md (cpu): Use it.
14180 2009-04-19 Joseph Myers <joseph@codesourcery.com>
14183 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
14186 2009-04-19 Diego Novillo <dnovillo@google.com>
14188 * toplev.c (compile_file): Move call to coverage_finish ...
14189 * cgraphunit.c (ipa_passes): ... here.
14190 Call cgraph_process_new_functions.
14191 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
14192 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
14194 2009-04-19 Jan Hubicka <jh@suse.cz>
14196 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
14198 (dump_cgraph_node): Dump can throw external flag.
14199 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
14201 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
14205 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
14206 * common.opt (Wlogical-op): Move from here...
14207 * c.opt (Wlogical-op): ... to here.
14208 * c-typeck.c (parser_build_binary_op): Update call to
14209 warn_logical_operator.
14210 * c-opts.c (c_common_post_options): Enable warn_logical_op with
14212 * c-common.c (warn_logical_op): Update.
14213 * c-common.h (warn_logical_op): Update declaration.
14215 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
14217 * tree.c (protected_set_expr_location): Fix formatting.
14219 2009-04-18 Joseph Myers <joseph@codesourcery.com>
14222 * c-typeck.c (readonly_warning): new.
14223 (build_unary_op, build_modify_expr): Use readonly_warning for
14224 storing into something readonly but not const-qualified.
14226 2009-04-18 Joseph Myers <joseph@codesourcery.com>
14229 * c-typeck.c (build_unary_op): Check for taking address of
14230 expression of type void.
14232 2009-04-18 Joseph Myers <joseph@codesourcery.com>
14235 * c-typeck.c (build_function_call): Check for calling a function
14236 with qualified void return types. Call require_complete_type when
14239 2009-04-18 Jan Hubicka <jh@suse.cz>
14241 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
14243 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
14244 can_throw_external flag.
14245 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
14246 * ipa-pure-const.c (ignore_edge): New function.
14247 (propagate): Compute order for NOTHROW computation; set NOTHROWs
14248 only over can_throw_external edges.
14249 (local_pure_const): Add nothrow flag.
14250 * ipa-utils.c (searchc): Add ignore_edge callback.
14251 (ipa_utils_reduced_inorder): Add ignore_edge callback.
14252 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
14253 (set_nothrow_function_flags): Update cgraph.
14254 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
14256 2009-04-18 Richard Guenther <rguenther@suse.de>
14258 PR middle-end/39804
14259 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
14260 (fold_stmt): ... this and ...
14261 (fold_stmt_inplace): ... this.
14262 (fold_stmt_1): Fold references in calls and asms.
14263 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
14265 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14267 * tree-vrp.c (ssa_name_nonzero_p): Remove.
14268 * tree.h: Remove the prototype for ssa_name_nonzero_p.
14270 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14272 * tree.c (function_args_count): Remove.
14273 * tree.h: Remove the prototype for function_args_count.
14275 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14277 * tree-iterator.c (expr_only): Remove.
14278 * tree.h: Remove the prototype for expr_only.
14280 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14282 * reginfo.c (cannot_change_mode_set_regs): Remove.
14283 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
14285 2009-04-08 Anatoly Sokolov <aesok@post.ru>
14287 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
14288 whether operands 0 and 1 overlaps.
14290 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
14292 PR middle-end/36902
14293 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
14294 pointer. Use warning_at instead of warning.
14295 (search_for_addr_array): Likewise.
14296 (check_array_bounds): Likewise.
14297 (check_all_array_refs): Check that the incoming edge is not in the
14298 list of edges to be removed.
14299 (check_all_array_refs): Avoid the temporal pointer.
14300 (vrp_visit_cond_stmt): Fix typo.
14301 (simplify_switch_using_ranges): Handle the case where the switch
14302 index is an integer constant.
14304 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
14306 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
14308 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14310 * doc/extend.texi, doc/invoke.texi: Fix typos.
14312 2009-04-17 Cary Coutant <ccoutant@google.com>
14314 * tree-flow-inline.h (get_lineno): Fix inverted test.
14316 2009-04-17 Diego Novillo <dnovillo@google.com>
14318 * tree-ssa-pre.c (create_expression_by_pieces): Remove
14319 assertion for AVAIL_OUT.
14321 2009-04-17 Mike Frysinger <vapier@gentoo.org>
14324 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
14325 * config/sh/linux-atomic.asm: Likewise.
14327 2009-04-17 Diego Novillo <dnovillo@google.com>
14329 * except.c (debug_eh_tree): New.
14330 (struct eh_region, struct eh_status): Move ...
14331 * except.h: ... here.
14332 (add_type_for_runtime): Declare extern.
14333 (lookup_type_for_runtime): Likewise.
14334 (debug_eh_tree): Declare.
14335 * Makefile.in (GTFILES): List except.h before except.c
14337 2009-04-17 Diego Novillo <dnovillo@google.com>
14339 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
14340 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
14341 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
14342 (find_vars_r): ... here.
14343 * tree-flow.h (find_referenced_vars_in): Declare.
14344 * tree-ssa-pre.c (create_expression_by_pieces): Assert
14345 that AVAIL_OUT exists for BLOCK.
14346 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
14347 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
14348 (tree-parloops.o): Likewise.
14350 2009-04-17 Simon Baldwin <simonb@google.com>
14352 * toplev.c (default_tree_printer): Add handling for %E format.
14354 2009-04-17 Diego Novillo <dnovillo@google.com>
14356 * tree-pretty-print.c (dump_generic_node): Add break after
14357 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
14358 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
14359 FUNCTION_TYPE together. Call print_struct_decl when printing
14360 structures and TDF_SLIM is not given.
14361 (print_struct_decl): Fix logic for detecting recursion.
14363 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
14366 * gcc.c (create_at_file): New.
14367 (compile_input_file_p): New.
14368 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
14369 * main.c (main): Update call to toplev_main.
14370 * toplev.c (toplev_main): Change signature. Call expandargv.
14371 * toplev.h (toplev_main): Change signature.
14373 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
14375 * dwarf2out.c (field_byte_offset): Use the type size as the field size
14376 if the latter is not constant.
14378 2009-04-17 David Edelsohn <edelsohn@gnu.org>
14380 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
14382 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
14384 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
14385 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
14387 2009-04-17 Richard Guenther <rguenther@suse.de>
14389 * tree-ssa-structalias.c (get_constraint_for_component_ref):
14390 Handle component references view-converting an invariant address.
14392 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
14394 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
14395 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
14396 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
14397 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
14398 Use @deftypevr rather than @deftypevar.
14400 2009-04-17 Richard Guenther <rguenther@suse.de>
14402 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
14403 (get_prop_source_stmt): Likewise.
14404 (can_propagate_from): Likewise.
14406 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
14408 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
14409 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
14410 (--with-multilib-list): Add default value.
14411 * configure: Regenerate.
14412 * Makefile.in (TM_ENDIAN_CONFIG): Define.
14413 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
14414 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
14415 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
14416 Don't add default cpu to multilib list unnecessarily, but do enable
14417 the relevant compiler option..
14418 Add support for --with-multilib-list=<blank> and
14419 --with-multilib-list=!<somelib> to supress unwanted multilibs.
14420 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
14421 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
14422 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
14423 TM_MULTILIB_CONFIG.
14424 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
14425 (MULTILIB_OSDIRNAMES): New variable.
14426 * config/sh/t-1e: Delete file.
14427 * config/sh/t-mlib-sh1: Delete file.
14428 * config/sh/t-mlib-sh2: Delete file.
14429 * config/sh/t-mlib-sh2a: Delete file.
14430 * config/sh/t-mlib-sh2a-nofpu: Delete file.
14431 * config/sh/t-mlib-sh2a-single: Delete file.
14432 * config/sh/t-mlib-sh2a-single-only: Delete file.
14433 * config/sh/t-mlib-sh2e: Delete file.
14434 * config/sh/t-mlib-sh3e: Delete file.
14435 * config/sh/t-mlib-sh4: Delete file.
14436 * config/sh/t-mlib-sh4-nofpu: Delete file.
14437 * config/sh/t-mlib-sh4-single: Delete file.
14438 * config/sh/t-mlib-sh4-single-only: Delete file.
14439 * config/sh/t-mlib-sh4a: Delete file.
14440 * config/sh/t-mlib-sh4a-nofpu: Delete file.
14441 * config/sh/t-mlib-sh4a-single: Delete file.
14442 * config/sh/t-mlib-sh4a-single-only: Delete file.
14443 * config/sh/t-mlib-sh4al: Delete file.
14444 * config/sh/t-mlib-sh5-32media: Delete file.
14445 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
14446 * config/sh/t-mlib-sh5-64media: Delete file.
14447 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
14448 * config/sh/t-mlib-sh5-compact: Delete file.
14449 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
14450 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
14451 * doc/install.texi (Options specification): Add
14452 --with-multilib-list and --with-endian.
14454 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
14456 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
14458 (OBJS-common): Add plugin-version.o.
14459 (plugin-version.o): New.
14460 * gcc-plugin.h (plugin_gcc_version): New.
14461 (plugin_default_version_check): New.
14462 (plugin_init_func, plugin_init): Add version argument.
14463 * plugin-version.c: New.
14464 * plugin.c (str_plugin_gcc_version_name): New.
14465 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
14466 pass it to the init function.
14467 (plugin_default_version_check): New.
14469 2009-04-17 Richard Guenther <rguenther@suse.de>
14471 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
14472 for decl-vs-decl disambiguation.
14474 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
14476 * config/s390/s390.h (s390_tune_attr): New macro definition.
14477 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
14479 2009-04-17 Richard Guenther <rguenther@suse.de>
14481 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
14482 (fold_stmt_r): Likewise.
14483 (maybe_fold_reference): New function.
14484 (fold_gimple_assign): Handle cases fold_stmt_r did.
14485 (fold_stmt): Do not use fold_stmt_r.
14486 (fold_stmt_inplace): Likewise.
14488 2009-04-17 Richard Guenther <rguenther@suse.de>
14490 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
14491 (record_equivalences_from_stmt): Remove useless checks and
14493 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
14494 the type is already suitable.
14496 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
14498 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
14500 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
14502 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
14503 (CMPtype): Define as __gcc_CMPtype.
14505 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
14507 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
14508 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
14510 2009-04-17 Richard Guenther <rguenther@suse.de>
14512 PR tree-optimization/39746
14513 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
14514 special-casing for builtins and static variable use/def.
14515 (call_may_clobber_ref_p_1): Likewise.
14517 2009-04-16 Ian Lance Taylor <iant@google.com>
14519 * df.h: Include "timevar.h".
14520 (struct df_problem): Change tv_id field to timevar_id_t.
14521 * tree-pass.h: Include "timevar.h".
14522 (struct opt_pass): Change tv_id field to timevar_id_t.
14523 * timevar.h (timevar_id_t): Define TV_NONE.
14524 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
14525 TV_NONE rather than tv_id != 0.
14526 (execute_one_pass): Likewise.
14527 * Makefile.in (DF_H): Add $(TIMEVAR_H).
14528 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
14529 dependencies to $(TREE_PASS_H).
14530 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
14532 (pass_branch_target_load_optimize2): Likewise.
14533 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
14534 (pass_outof_cfg_layout_mode): Likewise.
14535 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
14536 (pass_rebuild_cgraph_edges): Likewise.
14537 (pass_remove_cgraph_callee_edges): Likewise.
14538 * df-core.c (pass_df_initialize_opt): Likewise.
14539 (pass_df_initialize_no_opt): Likewise.
14540 (pass_df_finish): Likewise.
14541 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
14542 * except.c (pass_set_nothrow_function_flags): Likewise.
14543 (pass_convert_to_eh_region_ranges): Likewise.
14544 * final.c (pass_compute_alignments): Likewise.
14545 * function.c (pass_instantiate_virtual_regs): Likewise.
14546 (pass_init_function): Likewise.
14547 (pass_leaf_regs): Likewise.
14548 (pass_match_asm_constraints): Likewise.
14549 * gimple-low.c (pass_lower_cf): Likewise.
14550 (pass_mark_used_blocks): Likewise.
14551 * init-regs.c (pass_initialize_regs): Likewise.
14552 * integrate.c (pass_initial_value_sets): Likewise.
14553 * ira.c (pass_ira): Likewise.
14554 * jump.c (pass_cleanup_barriers): Likewise.
14555 * omp-low.c (pass_expand_omp): Likewise.
14556 (pass_lower_omp): Likewise.
14557 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
14558 * recog.c (pass_split_all_insns): Likewise.
14559 (pass_split_after_reload): Likewise.
14560 (pass_split_before_regstack): Likewise.
14561 (pass_split_before_sched2): Likewise.
14562 (pass_split_for_shorten_branches): Likewise.
14563 * reginfo.c (pass_reginfo_init): Likewise.
14564 (pass_subregs_of_mode_init): Likewise.
14565 (pass_subregs_of_mode_finish): Likewise.
14566 * passes.c (pass_postreload): Likewise.
14567 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
14568 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
14569 (pass_warn_function_return): Likewise.
14570 (pass_warn_function_noreturn): Likewise.
14571 * tree-complex.c (pass_lower_complex): Likewise.
14572 (pass_lower_complex_O0): Likewise.
14573 * tree-if-conv.c (pass_if_conversion): Likewise.
14574 * tree-into-ssa.c (pass_build_ssa): Likewise.
14575 * tree-mudflap.c (pass_mudflap_1): Likewise.
14576 (pass_mudflap_2): Likewise.
14577 * tree-nomudflap.c (pass_mudflap_1): Likewise.
14578 (pass_mudflap_2): Likewise.
14579 * tree-nrv.c (pass_return_slot): Likewise.
14580 * tree-object-size.c (pass_object_sizes): Likewise.
14581 * tree-optimize.c (pass_all_optimizations): Likewise.
14582 (pass_early_local_passes): Likewise.
14583 (pass_all_early_optimizations): Likewise.
14584 (pass_cleanup_cfg): Likewise.
14585 (pass_cleanup_cfg_post_optimizing): Likewise.
14586 (pass_free_datastructures): Likewise.
14587 (pass_free_cfg_annotations): Likewise.
14588 (pass_fixup_cfg): Likewise.
14589 (pass_init_datastructures): Likewise.
14590 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
14591 (pass_late_warn_uninitialized): Likewise.
14592 (pass_update_address_taken): Likewise.
14593 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
14594 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
14595 (pass_cse_sincos): Likewise.
14596 (pass_convert_to_rsqrt): Likewise.
14597 * tree-ssa-structalias.c (pass_build_alias): Likewise.
14598 * tree-stdarg.c (pass_stdarg): Likewise.
14599 * tree-tailcall.c (pass_tail_recursion): Likewise.
14600 (pass_tail_calls): Likewise.
14601 * tree-vect-generic.c (pass_lower_vector): Likewise.
14602 (pass_lower_vector_ssa): Likewise.
14603 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
14605 2009-04-16 Joseph Myers <joseph@codesourcery.com>
14607 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
14609 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
14611 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
14612 logical and signext.
14614 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
14617 * config/sh/predicates.md (arith_operand): Check if the operand
14618 of TRUNCATE is a REG.
14620 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14622 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
14623 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
14625 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14627 * tree-iterator.c (tsi_split_statement_list_after,
14628 tsi_split_statement_list_before): Remove.
14629 * tree-iterator.h: Remove the prototypes for
14630 tsi_split_statement_list_after and tsi_split_statement_list_before.
14632 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14634 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
14635 * tree-ssa-propagate.h: Remove the prototype for
14636 stmt_makes_single_load.
14638 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14640 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
14641 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
14643 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14645 * tree-iterator.c (EXPR_LAST_BODY): Remove.
14647 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14649 * except.c (eh_region_outer_p): Remove.
14650 * except.h: Remove the prototype for eh_region_outer_p.
14652 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14654 * function.c (current_function_assembler_name): Remove.
14655 * function.h: Remove the prototype for
14656 current_function_assembler_name.
14658 2009-04-16 Ian Lance Taylor <iant@google.com>
14660 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
14661 (add_reg_note): Call alloc_reg_note.
14662 * rtl.h (alloc_reg_note): Declare.
14663 * combine.c (try_combine): Use alloc_reg_note.
14664 (recog_for_combine, move_deaths): Likewise.
14665 (distribute_notes): Use alloc_reg_note and add_reg_note.
14666 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
14667 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
14668 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
14670 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
14672 PR rtl-optimization/39762
14673 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
14674 ira_may_move_out_cost): Add comments about way of their usage.
14675 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
14677 * ira-conflicts.c (process_regs_for_copy): Use function
14678 ira_get_register_move_cost instead of global
14679 ira_register_move_cost.
14681 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
14682 color_pass, move_spill_restore, update_curr_costs): Ditto.
14684 * ira-lives.c (process_single_reg_class_operands): Ditto.
14686 * ira-emit.c (emit_move_list): Ditto.
14688 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
14689 (record_reg_classes): Ditto. Use functions
14690 ira_get_register_move_cost and ira_get_may_move_cost instead of
14691 global vars ira_register_move_cost, ira_may_move_out_cost and
14692 ira_may_move_in_cost.
14693 (record_address_regs): Don't call ira_init_register_move_cost.
14694 Use function ira_get_may_move_cost instead of global
14695 ira_may_move_in_cost.
14696 (process_bb_node_for_hard_reg_moves): Use function
14697 ira_get_register_move_cost instead of global ira_register_move_cost.
14698 (ira_costs): Don't call ira_init_register_move_cost.
14700 2009-04-16 Richard Guenther <rguenther@suse.de>
14702 * tree-cfg.c (verify_gimple_assign_binary):
14703 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
14704 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
14705 (create_general_new_stmt): Note that this function is broken.
14707 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14709 * common.opt (fhelp): Add Var(help_flag).
14710 * gcc-plugin.h (plugin_info): Add help.
14711 * plugin.c (plugin_name_args): Add help.
14712 (register_plugin_info): Set plugin->help.
14713 (print_help_one_plugin): New.
14714 (print_plugins_help): New.
14715 * plugin.h (print_plugins_help): New.
14716 * toplev.c (toplev_main): Call print_plugins_help if needed.
14718 2009-04-16 Richard Guenther <rguenther@suse.de>
14720 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
14721 (gimple_ior_addresses_taken_1): New function.
14722 (gimple_ior_addresses_taken): Likewise.
14723 * gimple.h (struct gimple_statement_with_ops_base): Remove
14724 addresses_taken member.
14725 (gimple_ior_addresses_taken): Declare.
14726 (gimple_addresses_taken, gimple_addresses_taken_ptr,
14727 gimple_set_addresses_taken): Remove.
14728 * ipa-reference.c (mark_address): New function.
14729 (scan_stmt_for_static_refs): Use it for marking addresses taken.
14730 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
14731 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
14732 (gimple_add_to_addresses_taken): Remove.
14733 (get_tmr_operands): Call mark_address_taken.
14734 (get_asm_expr_operands): Likewise.
14735 (get_expr_operands): Likewise.
14736 (build_ssa_operands): Do not clear the addresses_taken bitmap.
14737 (free_stmt_operands): Do not free it.
14738 * tree-ssa.c (delete_tree_ssa): Likewise.
14739 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
14741 2009-04-16 Richard Guenther <rguenther@suse.de>
14743 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
14744 (walk_stmt_load_store_ops): Likewise.
14745 * gimple.c (get_base_loadstore): New function.
14746 (walk_stmt_load_store_addr_ops): Likewise.
14747 (walk_stmt_load_store_ops): Likewise.
14748 * ipa-pure-const.c (check_op): Simplify.
14749 (check_load, check_store): New functions.
14750 (check_stmt): Use walk_stmt_load_store_ops.
14751 * ipa-reference.c (mark_load): Adjust signature.
14752 (mark_store): Likewise.
14753 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
14755 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14757 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
14758 (plugin_info): New.
14759 * opts.c (common_handle_option): Don't call print_version.
14760 * plugin.c (plugin_name_args): Add version.
14761 (register_plugin_info): New.
14762 (register_callback): Handle PLUGIN_INFO.
14763 (try_init_one_plugin): New.
14764 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
14766 (finalize_one_plugin): New.
14767 (finalize_plugins): New.
14768 (print_one_plugin): New.
14769 (print_plugins_versions): New.
14770 * plugin.h (print_plugins_versions): New.
14771 (finalize_plugins): New.
14772 * toplev.c (compile_file): Don't call initialize_plugins.
14773 (print_version): Call print_plugins_versions.
14774 (toplev_main): Call initialize_plugins. Print version if needed.
14775 Call finalize_plugins.
14777 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14779 * common.opt (fversion): New.
14780 * gcc.c (print_version): New.
14781 (process_command): Don't print the version. Just set print_version.
14782 (main): Print version. Call subprocesses if print_version and
14783 verbose_flag are set.
14784 * opts.c (common_handle_option): Handle OPT_fversion.
14786 2009-04-16 Richard Guenther <rguenther@suse.de>
14787 Ira Rosen <irar@il.ibm.com>
14789 PR tree-optimization/39698
14790 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
14791 type of the reduction variable. Only generate the def if
14794 * omp-low.c (expand_omp_for_generic): When converting to a pointer
14795 make sure to first convert to an integer of the same precision.
14796 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
14797 the type of the evolution correctly in computing the new
14798 induction variable base.
14800 2009-04-16 Richard Guenther <rguenther@suse.de>
14802 PR middle-end/39625
14803 * tree-cfg.c (make_blocks): Split statements with to-be
14804 abnormal SSA names on the lhs.
14806 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
14808 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
14809 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
14810 * c-typeck.c (really_start_incremental_init): Likewise.
14811 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
14812 (TARGET_INITIALIZER): Remove it.
14813 * target.h (struct target): Remove vector_opaque_p.
14814 * tree.c (build_opaque_vector_type): New.
14815 * tree.h (TYPE_VECTOR_OPAQUE): New.
14816 (build_opaque_vector_type): Declare.
14817 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
14818 * config/rs6000/rs6000.c (build_opaque_vector_type,
14819 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
14820 (rs6000_init_builtins): Use build_opaque_vector_type for
14821 opaque_V4SI_type_node.
14823 2009-04-15 Catherine Moore <clm@codesourcery.com>
14825 * debug.h (set_name): Declare.
14826 * dwarf2out.c (dwarf2out_set_name): Declare.
14827 (dwarf2_debug_hooks): Add set_name.
14828 (find_AT_string): New.
14829 (add_AT_string): Call find_AT_string.
14830 (dwarf2out_set_name): New.
14831 * cp/decl.c (grokdeclarator): Call set_name.
14832 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
14833 * debug.c (do_nothing_debug_hooks): Likewise.
14834 * dbxout.c (dbx_debug_hooks): Likewise.
14835 * sdbout.c (sdb_debug_hooks): Likewise.
14837 2009-04-15 Michael Eager <eager@eagercon.com>
14839 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
14840 reg for single-precision FPU.
14841 * config/rs6000/rs6000.md (movsi_internal1): Only for
14842 !TARGET_SINGLE_FPU.
14843 (movsi_internal1_single): New. Add pattern to move SI values to/from
14844 single-precision FP regs.
14846 2009-04-15 Richard Guenther <rguenther@suse.de>
14848 * omp-low.c (lower_rec_input_clauses): Build correct address
14850 (expand_omp_for_generic): Fix multiplication type.
14851 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
14852 (generate_memset_zero): Fix types.
14853 * tree-profile.c (prepare_instrumented_value): Correctly
14856 2009-04-15 Ian Lance Taylor <iant@google.com>
14858 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
14859 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
14860 for -Wall and for -Wc++-compat.
14861 (c_common_post_options): For C++, set warn_enum_compare if not
14863 * c-tree.h (struct c_expr): Add field original_type.
14864 (build_external_ref): Update declaration.
14865 * c-parser.c (c_parser_braced_init): Set original_type.
14866 (c_parser_initelt): Likewise.
14867 (c_parser_expr_no_commas): Likewise.
14868 (c_parser_conditional_expression): Likewise.
14869 (c_parser_cast_expression): Likewise.
14870 (c_parser_unary_expression): Likewise. Pull setting of
14871 original_code to top of function.
14872 (c_parser_sizeof_expression): Set original_type.
14873 (c_parser_alignof_expression): Likewise.
14874 (c_parser_postfix_expression): Likewise. Pull setting of
14875 original_code to top of function.
14876 (c_parser_postfix_expression_after_paren_type): Set original_type.
14877 (c_parser_postfix_expression_after_primary): Likewise.
14878 (c_parser_expression): Likewise.
14879 * c-typeck.c (build_external_ref): Add type parameter. Change all
14881 (c_expr_sizeof_expr): Set original_type field.
14882 (parser_build_unary_op): Likewise.
14883 (parser_build_binary_op): Likewise. Optionally warn about
14884 comparisons of enums of different types.
14885 (digest_init): Set original_type field.
14886 (really_start_incremental_init): Likewise.
14887 (push_init_level, pop_init_level): Likewise.
14888 * doc/invoke.texi (Warning Options): -Wenum-compare now
14891 2009-04-15 Richard Guenther <rguenther@suse.de>
14893 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
14894 out a necessary conversion.
14895 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
14896 names we didn't value number.
14897 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
14899 2009-04-15 Richard Guenther <rguenther@suse.de>
14901 PR tree-optimization/39764
14902 * tree-ssa-ccp.c (get_value): Canonicalize value with
14903 canonicalize_float_value.
14905 2009-04-15 Jan Hubicka <jh@suse.cz>
14907 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
14908 Wrong version of patch.
14910 2009-04-15 Jan Hubicka <jh@suse.cz>
14912 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
14914 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
14916 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
14917 our distinct integral and vector types.
14919 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
14921 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
14922 * init.c (build_vtbl_address): Remove call to assemble_external.
14924 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
14926 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
14927 output for other floating point modes.
14929 2009-04-14 Diego Novillo <dnovillo@google.com>
14931 * diagnostic.c (diagnostic_report_diagnostic): Do not
14932 warn about loaded plugins for DK_ERROR and DK_WARNING.
14933 * c-decl.c (declspecs_add_type): Move call to
14934 invoke_plugin_callbacks ...
14935 * c-parser.c (c_parser_declspecs): ... here.
14936 * plugin.c (dump_active_plugins): Tidy output.
14938 2009-04-14 Diego Novillo <dnovillo@google.com>
14939 Le-Chun Wu <lcwu@google.com>
14941 * configure.ac: Add --enable-plugin support.
14942 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
14943 * Makefile.in (PLUGIN_H): Define.
14944 Export ENABLE_PLUGIN and GMPINC to site.exp.
14945 Add PLUGINLIBS to link command.
14946 Add/modify dependencies for plugin.o and files including plugin.h.
14948 * config.in: Regenerate.
14950 * opts.c (common_handle_option): Handle OPT_fplugin_ and
14953 2009-04-14 Le-Chun Wu <lcwu@google.com>
14955 * tree-pass.h (register_one_dump_file): Add a prototype for
14956 register_one_dump_file.
14957 * toplev.c (compile_file): Call initialize_plugins.
14958 (do_compile): Call invoke_plugin_callbacks.
14959 (toplev_main): Call invoke_plugin_callbacks.
14960 * common.opt: Add -fplugin= and -fplugin-arg-.
14961 * gcc-plugin.h: New public header file for plugins to include.
14962 * plugin.c: New source file.
14963 * plugin.h: New internal header file.
14964 * passes.c (register_one_dump_file): Make it external.
14966 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
14968 2009-04-14 Diego Novillo <dnovillo@google.com>
14970 * doc/plugins.texi: New.
14971 * doc/gccint.texi: Add reference to Plugins chapter.
14972 * doc/invoke.texi: Document -fplugin and -fplugin-arg
14973 * diagnostic.c (diagnostic_report_diagnostic): Warn about
14974 loaded plugins, if any.
14975 * timevar.def (TV_PLUGIN_INIT): Define.
14976 (TV_PLUGIN_RUN): Define.
14977 * plugin.c: Include timevar.h
14978 (plugins_active_p): New.
14979 (dump_active_plugins): New.
14980 (debug_active_plugins): New.
14982 2009-04-14 Joseph Myers <joseph@codesourcery.com>
14984 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
14986 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
14988 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
14990 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
14991 the same as a minus without a shift.
14993 2009-04-14 Nick Clifton <nickc@redhat.com>
14995 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
14996 comparisons with small integers will always produce a short
14999 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
15002 2008-12-19 Diego Novillo <dnovillo@google.com>
15004 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
15006 2009-04-14 Richard Guenther <rguenther@suse.de>
15008 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
15010 (verify_gimple_assign_binary): Likewise. Handle shifts and
15012 (verify_gimple_phi): Print the mismatched argument position.
15013 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
15015 (vect_update_init_of_dr): Likewise.
15016 * matrix-reorg.c (transform_access_sites): Do what the
15018 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
15020 2009-04-13 Michael Eager <eager@eagercon.com>
15022 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
15023 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
15024 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
15025 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
15026 remove duplicate config
15028 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
15030 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
15031 file_name:line_number type locator of the call site.
15033 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
15035 * genautomata.c: Put blank after comma.
15036 (automaton_decls): New.
15037 (struct unit_usage): Add comments to member next.
15038 (store_alt_unit_usage): Keep the list ordered.
15039 (unit_present_on_list_p, equal_alternatives_p): New.
15040 (check_regexp_units_distribution): Check units distribution
15041 correctness correctly.
15042 (main): Don't write automata if error is found. Return correct
15045 * config/m68k/cf.md (cfv4_ds): Remove.
15046 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
15047 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
15049 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
15050 power4-load-ext, power4-store, power4-store-update,
15051 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
15052 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
15053 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
15054 power4-sqrt, power4-isync): Modify reservation to make correct
15055 unit distribution to automata.
15057 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
15058 power5-store-update, power5-two, power5-three, power5-lmul,
15059 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
15061 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
15063 * except.c (pass_set_nothrow_function_flags): Set name and add
15065 (set_nothrow_function_flags): Mention in the dump file when
15066 changing a function to nothrow.
15068 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
15071 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
15072 instead of unsigned long.
15074 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15076 * config/arm/arm.c (return_used_this_function): Remove.
15077 (arm_output_function_prologue): Remove use of
15078 return_used_this_function.
15079 (output_return_instruction): Replace use of
15080 return_used_this_function
15081 by cfun->machine->return_used_this_function.
15082 (arm_output_epilogue): Likewise.
15083 (arm_output_function_epilogue): Likewise.
15084 (thumb_unexpanded_epilogue): Likewise.
15085 * config/arm/arm.h (struct machine_function):
15086 New member return_used_this_function.
15088 2009-04-12 Mark Mitchell <mark@codesourcery.com>
15090 * doc/install.texi: Correct description of default directory for
15091 --with-gxx-include-dir.
15093 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
15095 * fold-const.c (build_range_check): Properly deal with enumeral and
15096 boolean base types.
15098 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
15100 * doc/invoke.texi (max_gcse_passes): Remove documentation.
15101 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
15102 * params.h (MAX_GCSE_PASSES): Remove.
15103 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
15104 in sequence. Remove ability to run multiple passes.
15105 (bypass_jumps): Report run as third CPROP pass.
15107 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
15109 PR middle-end/39651
15110 * except.c (can_throw_external): Look at each insn in a SEQUENCE
15111 when deciding whether the whole SEQUENCE can throw.
15113 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
15116 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
15117 offseted label references.
15119 2009-04-11 Jan Hubicka <jh@suse.cz>
15121 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
15123 2009-04-11 Richard Guenther <rguenther@suse.de>
15125 PR middle-end/39732
15126 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
15127 return variables as TREE_ADDRESSABLE.
15129 2009-04-11 Richard Guenther <rguenther@suse.de>
15131 PR tree-optimization/39713
15132 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
15133 reference trees have SSA_NAME operands.
15135 2009-04-11 Richard Guenther <rguenther@suse.de>
15138 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
15139 address expressions.
15141 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
15143 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
15144 match changes in Cygwin 1.7
15145 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
15146 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
15148 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
15150 PR tree-optimization/39701
15151 * doc/invoke.texi (Optimization Options): Document change in
15152 meaning and initialization of -fdelete-null-pointer-checks.
15154 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
15156 PR middle-end/39701
15157 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
15159 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
15162 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
15164 2009-04-10 Chao-ying Fu <fu@mips.com>
15166 * doc/tm.texi (Instruction Output): Document
15167 TARGET_ASM_FINAL_POSTSCAN_INSN.
15168 * target.h (final_postscan_insn): New field in asm_out.
15169 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
15170 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
15171 * final.c (final_scan_insn): Call
15172 targetm.asm_out.final_postscan_insn after outputting
15173 an asm macro and a normal instruction.
15175 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
15176 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
15177 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
15178 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
15179 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
15181 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
15183 PR middle-end/39701
15184 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
15185 variables as non-NULL even with -fdelete-null-pointer-checks.
15187 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
15189 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
15191 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
15194 * config/i386/i386.c (classify_argument): Handle SCmode with
15195 (bit_offset % 64) != 0.
15197 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
15199 * doc/invoke.texi (Optimize Options): Add cross-reference to
15200 -Q --help=optimizers examples.
15202 2009-04-10 Ben Elliston <bje@au.ibm.com>
15205 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
15206 regalign for the reg == fpr and TDmode case.
15208 2009-04-09 David Ayers <ayers@fsfe.org>
15211 * objc/objc-act.c (warn_with_method): Remove helper function.
15212 (check_duplicates): Call warning and inform directly.
15213 (really_start_method): Likewise.
15215 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
15217 * expmed.c (expand_divmod): Always use a comparison for a division
15218 by a large unsigned integer.
15220 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
15221 for things others than variables or functions as nonzero.
15223 2009-04-09 Nick Clifton <nickc@redhat.com>
15225 * unwind-compat.c: Change copyright header to refer to version
15226 3 of the GNU General Public License with version 3.1 of the
15227 GCC Runtime Library Exception and to point readers at the
15228 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
15229 * config/alpha/crtfastmath.c: Likewise.
15230 * config/alpha/linux-unwind.h: Likewise.
15231 * config/alpha/qrnnd.asm: Likewise.
15232 * config/alpha/vms-crt0-64.c: Likewise.
15233 * config/alpha/vms-crt0.c: Likewise.
15234 * config/alpha/vms-dwarf2.asm: Likewise.
15235 * config/alpha/vms-dwarf2eh.asm: Likewise.
15236 * config/alpha/vms-psxcrt0-64.c: Likewise.
15237 * config/alpha/vms-psxcrt0.c: Likewise.
15238 * config/alpha/vms_tramp.asm: Likewise.
15239 * config/arc/initfini.c: Likewise.
15240 * config/arc/lib1funcs.asm: Likewise.
15241 * config/arm/bpabi-v6m.S: Likewise.
15242 * config/arm/bpabi.S: Likewise.
15243 * config/arm/bpabi.c: Likewise.
15244 * config/arm/crti.asm: Likewise.
15245 * config/arm/crtn.asm: Likewise.
15246 * config/arm/ieee754-df.S: Likewise.
15247 * config/arm/ieee754-sf.S: Likewise.
15248 * config/arm/lib1funcs.asm: Likewise.
15249 * config/arm/libunwind.S: Likewise.
15250 * config/arm/linux-atomic.c: Likewise.
15251 * config/arm/mmintrin.h: Likewise.
15252 * config/arm/pr-support.c: Likewise.
15253 * config/arm/unaligned-funcs.c: Likewise.
15254 * config/arm/unwind-arm.c: Likewise.
15255 * config/arm/unwind-arm.h: Likewise.
15256 * config/avr/libgcc.S: Likewise.
15257 * config/bfin/crti.s: Likewise.
15258 * config/bfin/crtlibid.s: Likewise.
15259 * config/bfin/crtn.s: Likewise.
15260 * config/bfin/lib1funcs.asm: Likewise.
15261 * config/bfin/linux-unwind.h: Likewise.
15262 * config/cris/arit.c: Likewise.
15263 * config/cris/cris_abi_symbol.c: Likewise.
15264 * config/darwin-64.c: Likewise.
15265 * config/darwin-crt2.c: Likewise.
15266 * config/darwin-crt3.c: Likewise.
15267 * config/darwin.h: Likewise.
15268 * config/dbxelf.h: Likewise.
15269 * config/dfp-bit.c: Likewise.
15270 * config/dfp-bit.h: Likewise.
15271 * config/elfos.h: Likewise.
15272 * config/fixed-bit.c: Likewise.
15273 * config/fixed-bit.h: Likewise.
15274 * config/fp-bit.c: Likewise.
15275 * config/fp-bit.h: Likewise.
15276 * config/fr30/crti.asm: Likewise.
15277 * config/fr30/crtn.asm: Likewise.
15278 * config/fr30/lib1funcs.asm: Likewise.
15279 * config/freebsd-spec.h: Likewise.
15280 * config/frv/cmovd.c: Likewise.
15281 * config/frv/cmovh.c: Likewise.
15282 * config/frv/cmovw.c: Likewise.
15283 * config/frv/frvbegin.c: Likewise.
15284 * config/frv/frvend.c: Likewise.
15285 * config/frv/lib1funcs.asm: Likewise.
15286 * config/glibc-stdint.h: Likewise.
15287 * config/h8300/clzhi2.c: Likewise.
15288 * config/h8300/crti.asm: Likewise.
15289 * config/h8300/crtn.asm: Likewise.
15290 * config/h8300/ctzhi2.c: Likewise.
15291 * config/h8300/fixunssfsi.c: Likewise.
15292 * config/h8300/lib1funcs.asm: Likewise.
15293 * config/h8300/parityhi2.c: Likewise.
15294 * config/h8300/popcounthi2.c: Likewise.
15295 * config/i386/ammintrin.h: Likewise.
15296 * config/i386/att.h: Likewise.
15297 * config/i386/avxintrin.h: Likewise.
15298 * config/i386/biarch64.h: Likewise.
15299 * config/i386/bmmintrin.h: Likewise.
15300 * config/i386/cpuid.h: Likewise.
15301 * config/i386/cross-stdarg.h: Likewise.
15302 * config/i386/crtfastmath.c: Likewise.
15303 * config/i386/crtprec.c: Likewise.
15304 * config/i386/cygming-crtbegin.c: Likewise.
15305 * config/i386/cygming-crtend.c: Likewise.
15306 * config/i386/cygwin.asm: Likewise.
15307 * config/i386/emmintrin.h: Likewise.
15308 * config/i386/gmm_malloc.h: Likewise.
15309 * config/i386/gthr-win32.c: Likewise.
15310 * config/i386/i386.h: Likewise.
15311 * config/i386/immintrin.h: Likewise.
15312 * config/i386/linux-unwind.h: Likewise.
15313 * config/i386/linux64.h: Likewise.
15314 * config/i386/mm3dnow.h: Likewise.
15315 * config/i386/mmintrin-common.h: Likewise.
15316 * config/i386/mmintrin.h: Likewise.
15317 * config/i386/nmmintrin.h: Likewise.
15318 * config/i386/pmm_malloc.h: Likewise.
15319 * config/i386/pmmintrin.h: Likewise.
15320 * config/i386/smmintrin.h: Likewise.
15321 * config/i386/sol2-c1.asm: Likewise.
15322 * config/i386/sol2-ci.asm: Likewise.
15323 * config/i386/sol2-cn.asm: Likewise.
15324 * config/i386/sol2-gc1.asm: Likewise.
15325 * config/i386/tmmintrin.h: Likewise.
15326 * config/i386/unix.h: Likewise.
15327 * config/i386/w32-unwind.h: Likewise.
15328 * config/i386/wmmintrin.h: Likewise.
15329 * config/i386/x86-64.h: Likewise.
15330 * config/i386/x86intrin.h: Likewise.
15331 * config/i386/xmmintrin.h: Likewise.
15332 * config/ia64/crtbegin.asm: Likewise.
15333 * config/ia64/crtend.asm: Likewise.
15334 * config/ia64/crtfastmath.c: Likewise.
15335 * config/ia64/crti.asm: Likewise.
15336 * config/ia64/crtn.asm: Likewise.
15337 * config/ia64/fde-glibc.c: Likewise.
15338 * config/ia64/lib1funcs.asm: Likewise.
15339 * config/ia64/linux-unwind.h: Likewise.
15340 * config/ia64/quadlib.c: Likewise.
15341 * config/ia64/unwind-ia64.c: Likewise.
15342 * config/linux.h: Likewise.
15343 * config/m32c/m32c-lib1.S: Likewise.
15344 * config/m32c/m32c-lib2-trapv.c: Likewise.
15345 * config/m32c/m32c-lib2.c: Likewise.
15346 * config/m32r/initfini.c: Likewise.
15347 * config/m68hc11/larith.asm: Likewise.
15348 * config/m68hc11/m68hc11-crt0.S: Likewise.
15349 * config/m68k/cf.md: Likewise.
15350 * config/m68k/crti.s: Likewise.
15351 * config/m68k/crtn.s: Likewise.
15352 * config/m68k/lb1sf68.asm: Likewise.
15353 * config/m68k/linux-unwind.h: Likewise.
15354 * config/mcore/crti.asm: Likewise.
15355 * config/mcore/crtn.asm: Likewise.
15356 * config/mcore/lib1.asm: Likewise.
15357 * config/mips/linux-unwind.h: Likewise.
15358 * config/mips/loongson.h: Likewise.
15359 * config/mips/mips16.S: Likewise.
15360 * config/mmix/crti.asm: Likewise.
15361 * config/mmix/crtn.asm: Likewise.
15362 * config/pa/fptr.c: Likewise.
15363 * config/pa/hpux-unwind.h: Likewise.
15364 * config/pa/lib2funcs.asm: Likewise.
15365 * config/pa/linux-atomic.c: Likewise.
15366 * config/pa/linux-unwind.h: Likewise.
15367 * config/pa/milli64.S: Likewise.
15368 * config/pa/quadlib.c: Likewise.
15369 * config/pa/stublib.c: Likewise.
15370 * config/picochip/libgccExtras/adddi3.asm: Likewise.
15371 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
15372 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
15373 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
15374 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
15375 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
15376 * config/picochip/libgccExtras/divmod15.asm: Likewise.
15377 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
15378 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
15379 * config/picochip/libgccExtras/longjmp.asm: Likewise.
15380 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
15381 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
15382 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
15383 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
15384 * config/picochip/libgccExtras/setjmp.asm: Likewise.
15385 * config/picochip/libgccExtras/subdi3.asm: Likewise.
15386 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
15387 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
15388 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
15389 * config/rs6000/750cl.h: Likewise.
15390 * config/rs6000/altivec.h: Likewise.
15391 * config/rs6000/biarch64.h: Likewise.
15392 * config/rs6000/crtresfpr.asm: Likewise.
15393 * config/rs6000/crtresgpr.asm: Likewise.
15394 * config/rs6000/crtresxfpr.asm: Likewise.
15395 * config/rs6000/crtresxgpr.asm: Likewise.
15396 * config/rs6000/crtsavfpr.asm: Likewise.
15397 * config/rs6000/crtsavgpr.asm: Likewise.
15398 * config/rs6000/darwin-asm.h: Likewise.
15399 * config/rs6000/darwin-fallback.c: Likewise.
15400 * config/rs6000/darwin-fpsave.asm: Likewise.
15401 * config/rs6000/darwin-ldouble.c: Likewise.
15402 * config/rs6000/darwin-tramp.asm: Likewise.
15403 * config/rs6000/darwin-unwind.h: Likewise.
15404 * config/rs6000/darwin-vecsave.asm: Likewise.
15405 * config/rs6000/darwin-world.asm: Likewise.
15406 * config/rs6000/e500crtres32gpr.asm: Likewise.
15407 * config/rs6000/e500crtres64gpr.asm: Likewise.
15408 * config/rs6000/e500crtres64gprctr.asm: Likewise.
15409 * config/rs6000/e500crtrest32gpr.asm: Likewise.
15410 * config/rs6000/e500crtrest64gpr.asm: Likewise.
15411 * config/rs6000/e500crtresx32gpr.asm: Likewise.
15412 * config/rs6000/e500crtresx64gpr.asm: Likewise.
15413 * config/rs6000/e500crtsav32gpr.asm: Likewise.
15414 * config/rs6000/e500crtsav64gpr.asm: Likewise.
15415 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
15416 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
15417 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
15418 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
15419 * config/rs6000/eabi-ci.asm: Likewise.
15420 * config/rs6000/eabi-cn.asm: Likewise.
15421 * config/rs6000/eabi.asm: Likewise.
15422 * config/rs6000/linux-unwind.h: Likewise.
15423 * config/rs6000/linux64.h: Likewise.
15424 * config/rs6000/paired.h: Likewise.
15425 * config/rs6000/paired.md: Likewise.
15426 * config/rs6000/ppc64-fp.c: Likewise.
15427 * config/rs6000/ppu_intrinsics.h: Likewise.
15428 * config/rs6000/rs6000.h: Likewise.
15429 * config/rs6000/si2vmx.h: Likewise.
15430 * config/rs6000/sol-ci.asm: Likewise.
15431 * config/rs6000/sol-cn.asm: Likewise.
15432 * config/rs6000/spe.h: Likewise.
15433 * config/rs6000/spu2vmx.h: Likewise.
15434 * config/rs6000/sysv4.h: Likewise.
15435 * config/rs6000/tramp.asm: Likewise.
15436 * config/rs6000/vec_types.h: Likewise.
15437 * config/s390/linux-unwind.h: Likewise.
15438 * config/s390/tpf-unwind.h: Likewise.
15439 * config/score/crti.asm: Likewise.
15440 * config/score/crtn.asm: Likewise.
15441 * config/sh/crt1.asm: Likewise.
15442 * config/sh/crti.asm: Likewise.
15443 * config/sh/crtn.asm: Likewise.
15444 * config/sh/divtab-sh4-300.c: Likewise.
15445 * config/sh/divtab-sh4.c: Likewise.
15446 * config/sh/divtab.c: Likewise.
15447 * config/sh/lib1funcs-4-300.asm: Likewise.
15448 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
15449 * config/sh/lib1funcs.asm: Likewise.
15450 * config/sh/lib1funcs.h: Likewise.
15451 * config/sh/linux-atomic.asm: Likewise.
15452 * config/sh/linux-unwind.h: Likewise.
15453 * config/sh/shmedia.h: Likewise.
15454 * config/sh/sshmedia.h: Likewise.
15455 * config/sh/ushmedia.h: Likewise.
15456 * config/sparc/crtfastmath.c: Likewise.
15457 * config/sparc/linux-unwind.h: Likewise.
15458 * config/sparc/sol2-c1.asm: Likewise.
15459 * config/sparc/sol2-ci.asm: Likewise.
15460 * config/sparc/sol2-cn.asm: Likewise.
15461 * config/spu/divmodti4.c: Likewise.
15462 * config/spu/divv2df3.c: Likewise.
15463 * config/spu/float_disf.c: Likewise.
15464 * config/spu/float_unsdidf.c: Likewise.
15465 * config/spu/float_unsdisf.c: Likewise.
15466 * config/spu/float_unssidf.c: Likewise.
15467 * config/spu/mfc_multi_tag_release.c: Likewise.
15468 * config/spu/mfc_multi_tag_reserve.c: Likewise.
15469 * config/spu/mfc_tag_release.c: Likewise.
15470 * config/spu/mfc_tag_reserve.c: Likewise.
15471 * config/spu/mfc_tag_table.c: Likewise.
15472 * config/spu/multi3.c: Likewise.
15473 * config/spu/spu_internals.h: Likewise.
15474 * config/spu/spu_intrinsics.h: Likewise.
15475 * config/spu/spu_mfcio.h: Likewise.
15476 * config/spu/vec_types.h: Likewise.
15477 * config/spu/vmx2spu.h: Likewise.
15478 * config/stormy16/stormy16-lib2.c: Likewise.
15479 * config/svr4.h: Likewise.
15480 * config/sync.c: Likewise.
15481 * config/v850/lib1funcs.asm: Likewise.
15482 * config/vxlib-tls.c: Likewise.
15483 * config/vxlib.c: Likewise.
15484 * config/vxworks-dummy.h: Likewise.
15485 * config/xtensa/crti.asm: Likewise.
15486 * config/xtensa/crtn.asm: Likewise.
15487 * config/xtensa/ieee754-df.S: Likewise.
15488 * config/xtensa/ieee754-sf.S: Likewise.
15489 * config/xtensa/lib1funcs.asm: Likewise.
15490 * config/xtensa/lib2funcs.S: Likewise.
15491 * config/xtensa/linux-unwind.h: Likewise.
15492 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
15493 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
15494 * coretypes.h: Likewise.
15495 * crtstuff.c: Likewise.
15496 * defaults.h: Likewise.
15497 * dwarf2.h: Likewise.
15498 * emutls.c: Likewise.
15499 * gbl-ctors.h: Likewise.
15500 * gcov-io.h: Likewise.
15501 * ginclude/float.h: Likewise.
15502 * ginclude/iso646.h: Likewise.
15503 * ginclude/stdarg.h: Likewise.
15504 * ginclude/stdbool.h: Likewise.
15505 * ginclude/stddef.h: Likewise.
15506 * ginclude/stdfix.h: Likewise.
15507 * ginclude/stdint-gcc.h: Likewise.
15508 * ginclude/tgmath.h: Likewise.
15509 * gthr-aix.h: Likewise.
15510 * gthr-dce.h: Likewise.
15511 * gthr-gnat.c: Likewise.
15512 * gthr-gnat.h: Likewise.
15513 * gthr-lynx.h: Likewise.
15514 * gthr-mipssde.h: Likewise.
15515 * gthr-nks.h: Likewise.
15516 * gthr-posix.c: Likewise.
15517 * gthr-posix.h: Likewise.
15518 * gthr-posix95.h: Likewise.
15519 * gthr-rtems.h: Likewise.
15520 * gthr-single.h: Likewise.
15521 * gthr-solaris.h: Likewise.
15522 * gthr-tpf.h: Likewise.
15523 * gthr-vxworks.h: Likewise.
15524 * gthr-win32.h: Likewise.
15525 * gthr.h: Likewise.
15526 * libgcc2.c: Likewise.
15527 * libgcc2.h: Likewise.
15528 * libgcov.c: Likewise.
15529 * tsystem.h: Likewise.
15530 * typeclass.h: Likewise.
15531 * unwind-c.c: Likewise.
15532 * unwind-compat.h: Likewise.
15533 * unwind-dw2-fde-compat.c: Likewise.
15534 * unwind-dw2-fde-darwin.c: Likewise.
15535 * unwind-dw2-fde-glibc.c: Likewise.
15536 * unwind-dw2-fde.c: Likewise.
15537 * unwind-dw2-fde.h: Likewise.
15538 * unwind-dw2.c: Likewise.
15539 * unwind-dw2.h: Likewise.
15540 * unwind-generic.h: Likewise.
15541 * unwind-pe.h: Likewise.
15542 * unwind-sjlj.c: Likewise.
15543 * unwind.inc: Likewise.
15544 * config/arm/neon-gen.ml: Change generated copyright header to
15545 refer to version 3 of the GNU General Public License with
15546 version 3.1 of the GCC Runtime Library Exception and to point
15547 readers at the COPYING3 and COPYING3.RUNTIME files and the
15548 FSF's license web page.
15549 * config/arm/arm_neon.h: Regenerate.
15551 2009-04-09 Jakub Jelinek <jakub@redhat.com>
15553 * config/cris/cris.md: Change copyright header to refer to version
15554 3 of the GNU General Public License.
15555 * doc/install.texi2html: Change copyright header to refer to version
15556 3 of the GNU General Public License and to point readers at the
15557 COPYING3 file and the FSF's license web page.
15558 * config/vax/linux.h: Likewise.
15560 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
15562 * config/i386/i386.md (cmpcc): New.
15563 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
15564 (sync_compare_and_swap_cc*): Delete.
15566 * config/s390/s390.c (s390_compare_emitted): Remove.
15567 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
15568 s390_compare_emitted used to be handled. Assert that modes match.
15569 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
15570 refer to sync_compare_and_swap_ccsi.
15571 * config/s390/s390.h (s390_compare_emitted): Remove.
15572 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
15573 instead of s390_compare_emitted.
15574 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
15575 instead of s390_compare_emitted.
15576 * config/s390/s390.md (cmpcc): New.
15577 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
15578 CC_REGNUM, do not pretend it's set.
15579 (sync_compare_and_swap_cc*): Delete.
15580 * config/s390/predicates.md (cc_reg_operand): New.
15582 * expr.c (sync_compare_and_swap_cc): Delete.
15583 * optabs.h (sync_compare_and_swap_cc): Delete.
15584 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
15585 is being used with can_compare_p.
15586 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
15587 (find_cc_set): New.
15588 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
15589 look for a MODE_CC set instead. Use emit_store_flag.
15590 (expand_compare_and_swap_loop): Likewise, with some additional
15591 complication to avoid a force_reg when useless. Use
15592 emit_cmp_and_jump_insns.
15593 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
15594 * doc/md.texi (sync_compare_and_swap_cc): Merge with
15595 sync_compare_and_swap documentation.
15597 2009-04-09 Jan Hubicka <jh@suse.cz>
15599 * except.c (find_prev_try): Break out from ....
15600 (duplicate_eh_regions): ... here; properly update prev_try pointers
15601 when duplication part of tree.
15602 (dump_eh_tree): Improve dumping.
15603 (verify_eh_region): New.
15604 (verify_eh_tree): Use it.
15606 2009-04-06 Richard Guenther <rguenther@suse.de>
15608 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
15609 &ARRAY addresses by adjusting their types and prepending
15611 * tree-cfg.c (verify_gimple_assign_single): Verify that
15612 addresses are correct.
15614 2009-04-09 Richard Guenther <rguenther@suse.de>
15616 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
15617 indices into an array reference if possible.
15618 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
15619 Fold POINTER_PLUS_EXPR statements with invariant address.
15621 2009-04-09 Alan Modra <amodra@bigpond.net.au>
15624 * config.gcc (powerpc64-*-linux*): Always build biarch.
15626 2009-04-09 Joseph Myers <joseph@codesourcery.com>
15629 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
15630 it and pedwarn if this results in an INTEGER_CST.
15632 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15634 * doc/install.texi: Update minimum GMP version. Remove obsolete
15635 text in MPFR section.
15637 2009-04-08 Jakub Jelinek <jakub@redhat.com>
15639 * dwarf2out.c (class_scope_p): New static inline.
15640 (class_or_namespace_scope_p): Use it.
15641 (gen_variable_die): Use DW_TAG_member tag for static data member
15642 declarations instead of DW_TAG_variable.
15644 PR middle-end/39573
15645 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
15648 2009-04-08 Richard Guenther <rguenther@suse.de>
15650 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
15651 valueize random data.
15653 2009-04-08 David Edelsohn <edelsohn@gnu.org>
15655 * config.gcc (aix tm_file): Add aix-stdint.h.
15656 (aix tm clause use_gcc_stdint): Set to wrap.
15657 * config/rs6000/aix-stdint.h: New file.
15659 2009-04-08 Richard Guenther <rguenther@suse.de>
15661 PR middle-end/36291
15662 * tree-dfa.c (add_referenced_var): Do not recurse into
15663 global initializers.
15664 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
15666 (fold_const_aggregate_ref): Likewise.
15668 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
15670 * recog.c (ordered_comparison_operator): New.
15671 * gensupport.c (std_preds): Add it.
15672 * doc/md.texi (Machine-Independent Predicates): Document it.
15674 2009-04-08 Jan Hubicka <jh@suse.cz>
15676 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
15677 * function.h (rtl_eh): Remove exception_handler_label_map.
15678 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
15679 remove_exception_handler_label, for_each_eh_label_1): Remove.
15680 (rtl_remove_unreachable_regions): Remove.
15681 (convert_from_eh_region_ranges): Do not remove unreachable regions.
15682 (find_exception_handler_labels): Don't build the hashtable.
15683 (maybe_remove_eh_handler): Remove.
15684 (for_each_eh_label): Rewrite to walk the tree.
15685 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
15686 * except.h (maybe_remove_eh_handler): Remove.
15687 * passes.c (init_optimization_passes): Schedule second EH cleanup
15689 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
15690 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
15692 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
15694 * genoutput.c (validate_optab_operands): New.
15695 (gen_insn, gen_expand): Call it.
15697 * genflags.c (gen_insn): Detect misused iterators.
15698 (main): Pass line_no to gen_insn, exit with status 1 on error.
15700 * genextract.c (line_no): Make global.
15701 (VEC_safe_set_locstr): Change assertion to error message.
15702 (main): Exit with status 1 on error.
15704 2009-04-08 Joseph Myers <joseph@codesourcery.com>
15708 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
15709 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
15710 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
15711 * c-convert.c (convert): Do not call fold on results of conversion
15712 functions when the result is a C_MAYBE_CONST_EXPR.
15713 * c-parser.c (c_parser_postfix_expression): Do not fold condition
15714 of __builtin_choose_expr.
15715 * c-typeck.c (remove_c_maybe_const_expr): New.
15716 (build_unary_op, build_conditional_expr, build_compound_expr,
15717 build_binary_op, c_objc_common_truthvalue_conversion): Call
15718 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
15721 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
15723 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
15724 CODE to produce a new one. Add a prototype to use fold_convert_const
15726 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
15729 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
15730 mix declarations and code.
15732 2009-04-08 Ben Elliston <bje@au.ibm.com>
15734 * gcc.c: Replace `CC' with `GCC' throughout.
15736 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
15738 * doc/invoke.texi: Document Atom support.
15740 2009-04-07 Jason Merrill <jason@redhat.com>
15743 * c-common.h, c-common.c: Add flag_pretty_templates.
15744 * c-opts.c (c_common_handle_option): Set it.
15745 * c.opt: Add -fno-pretty-templates.
15746 * doc/invoke.texi (C++ Dialect Options): Likewise.
15748 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
15750 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
15751 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
15752 (ia64_expand_builtin): Likewise.
15754 2009-04-07 Martin Jambor <mjambor@suse.cz>
15756 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
15757 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
15758 ADDR_EXPRS are include too.
15760 2009-04-07 Richard Guenther <rguenther@suse.de>
15762 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
15763 decls are only used if passes as parameters or if they are
15764 local statics and the call is not to a builtin.
15765 (call_may_clobber_ref_p_1): Likewise.
15767 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15769 * expr.c (do_store_flag): Remove last argument. Simplify code
15770 to avoid duplication of tests already done by can_compare_p.
15771 (expand_expr_real_1): Adjust caller.
15773 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15775 * optabs.c (can_compare_p): Test the predicate of a
15776 cbranch and cstore pattern.
15778 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15780 * expr.c (convert_move): Use emit_store_flag instead of
15783 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15785 * config/i386/i386.c (ix86_compare_emitted): Remove.
15786 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
15787 ix86_compare_op0 like ix86_compare_emitted used to be handled.
15788 * config/i386/i386.h (ix86_compare_emitted): Remove.
15789 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
15790 instead of ix86_compare_emitted.
15791 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
15793 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
15795 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
15796 Add t-sysroot-suffix to tmake_file.
15797 * config/print-sysroot-suffix.sh: New file.
15798 * config/t-sysroot-suffix: New file.
15800 2009-04-07 Ben Elliston <bje@au.ibm.com>
15802 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
15803 as the latter produces a warning when the target does not support
15806 2009-04-07 Ben Elliston <bje@au.ibm.com>
15808 * dfp.c: Replace type punning assignments with memcpy throughout.
15809 * Makefile.in (dfp.o-warn): Remove.
15811 2009-04-07 Alan Modra <amodra@bigpond.net.au>
15814 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
15815 Include soft-fp/t-softfp after rs6000/t-linux64.
15817 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
15819 * stor-layout.c (set_sizetype): Use the full precision of their
15820 machine mode for bitsize types.
15822 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
15824 * config/i386/i386.md: Revert 2 accidental checkins.
15826 2009-04-06 Joey Ye <joey.ye@intel.com>
15827 Xuepeng Guo <xuepeng.guo@intel.com>
15828 H.J. Lu <hongjiu.lu@intel.com>
15830 Atom pipeline model, tuning and insn selection.
15831 * config.gcc (atom): Add atom config options and target.
15833 * config/i386/atom.md: New.
15835 * config/i386/i386.c (atom_cost): New cost.
15836 (m_ATOM): New macro flag.
15837 (initial_ix86_tune_features): Set m_ATOM.
15838 (x86_accumulate_outgoing_args): Likewise.
15839 (x86_arch_always_fancy_math_387): Likewise.
15840 (processor_target): Add Atom cost.
15841 (cpu_names): Add Atom cpu name.
15842 (override_options): Set Atom ISA.
15843 (ix86_issue_rate): New case PROCESSOR_ATOM.
15844 (ix86_adjust_cost): Likewise.
15846 * config/i386/i386.h (TARGET_ATOM): New target macro.
15847 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
15848 (TARGET_OPT_AGU): New target option.
15849 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
15850 (processor_type): Add PROCESSOR_ATOM.
15852 * config/i386/i386.md (cpu): Add new value "atom".
15853 (use_carry, movu): New attr.
15854 (atom.md): Include atom.md.
15855 (adddi3_carry_rex64): Set attr "use_carry".
15856 (addqi3_carry): Likewise.
15857 (addhi3_carry): Likewise.
15858 (addsi3_carry): Likewise.
15859 (*addsi3_carry_zext): Likewise.
15860 (subdi3_carry_rex64): Likewise.
15861 (subqi3_carry): Likewise.
15862 (subhi3_carry): Likewise.
15863 (subsi3_carry): Likewise.
15864 (x86_movdicc_0_m1_rex64): Likewise.
15865 (*x86_movdicc_0_m1_se): Likewise.
15866 (x86_movsicc_0_m1): Likewise.
15867 (*x86_movsicc_0_m1_se): Likewise.
15868 (*adddi_1_rex64): Emit add insn as much as possible.
15869 (*addsi_1): Likewise.
15870 (return_internal): Set atom_unit.
15871 (return_internal_long): Likewise.
15872 (return_pop_internal): Likewise.
15873 (*rcpsf2_sse): Set atom_sse_attr attr.
15874 (*qrt<mode>2_sse): Likewise.
15875 (*prefetch_sse): Likewise.
15877 * config/i386/i386-c.c (ix86_target_macros_internal): New case
15879 (ix86_target_macros_internal): Likewise.
15881 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
15882 (*prefetch_sse_rex): Likewise.
15883 (sse_rcpv4sf2): Likewise.
15884 (sse_vmrcpv4sf2): Likewise.
15885 (sse_sqrtv4sf2): Likewise.
15886 (<sse>_vmsqrt<mode>2): Likewise.
15887 (sse_ldmxcsr): Likewise.
15888 (sse_stmxcsr): Likewise.
15889 (*sse_sfence): Likewise.
15890 (sse2_clflush): Likewise.
15891 (*sse2_mfence): Likewise.
15892 (*sse2_lfence): Likewise.
15893 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
15894 (<sse>_movup<ssemodesuffixf2c>): Likewise.
15895 (avx_movdqu<avxmodesuffix>): Likewise.
15896 (avx_lddqu<avxmodesuffix>): Likewise.
15897 (sse2_movntv2di): Change attr "type" to "ssemov".
15898 (sse2_movntsi): Likewise.
15899 (rsqrtv8sf2): Change attr "type" to "sseadd".
15900 (sse3_addsubv2df3): Set attr "atom_unit".
15901 (sse3_h<plusminus_insn>v4sf3): Likewise.
15902 (*sse2_pmaddwd): Likewise.
15903 (*vec_extractv2di_1_rex64): Likewise.
15904 (*vec_extractv2di_1_avx): Likewise.
15905 (sse2_psadbw): Likewise.
15906 (ssse3_phaddwv8hi3): Likewise.
15907 (ssse3_phaddwv4hi3): Likewise.
15908 (ssse3_phadddv4si3): Likewise.
15909 (ssse3_phadddv2si3): Likewise.
15910 (ssse3_phaddswv8hi3): Likewise.
15911 (ssse3_phaddswv4hi3): Likewise.
15912 (ssse3_phsubwv8hi3): Likewise.
15913 (ssse3_phsubwv4hi3): Likewise.
15914 (ssse3_phsubdv4si3): Likewise.
15915 (ssse3_phsubdv2si3): Likewise.
15916 (ssse3_phsubswv8hi3): Likewise.
15917 (ssse3_phsubswv4hi3): Likewise.
15918 (ssse3_pmaddubsw128): Likewise.
15919 (sse3_pmaddubsw: Likewise.
15920 (ssse3_palignrti): Likewise.
15921 (ssse3_palignrdi): Likewise.
15923 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
15925 * doc/install.texi (Specific): Fix two cross-references to MinGW.
15927 2009-04-06 Richard Guenther <rguenther@suse.de>
15929 PR tree-optimization/28868
15930 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
15931 of which PHI results we inserted.
15932 (insert_into_preds_of_block): Record inserted PHIs.
15933 (eliminate): Eliminate redundant PHI nodes.
15934 (init_pre): Init inserted_phi_names.
15936 2009-04-06 Richard Guenther <rguenther@suse.de>
15938 PR tree-optimization/39643
15939 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
15940 IMAGPART_EXPRs of complex constants.
15941 (execute_fold_all_builtins): If we folded a call queue
15942 TODO_update_address_taken.
15944 2009-04-06 Jan Hubicka <jh@suse.cz>
15946 PR middle-end/39659
15947 * except.c (remove_unreachable_regions): Propagate may_contain_throw
15950 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
15952 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
15954 (ic_invalidate_array): Likewise.
15956 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
15958 * calls.c (emit_library_call_value_1): Fix a problem with parameter
15959 alignment for library calls.
15961 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
15963 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
15964 (mingw32 tm clause use_gcc_stdint): Set to wrap.
15965 * config/i386/mingw-stdint.h: New file.
15967 2009-04-05 Richard Guenther <rguenther@suse.de>
15969 PR tree-optimization/39648
15970 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
15971 our &A vs. &A[0] IL deficiencies.
15973 2009-04-04 Jan Hubicka <jh@suse.cz>
15975 * except.c (sjlj_find_directly_reachable_regions): Be ready for
15976 removed toplevel regions.
15977 (sjlj_mark_call_sites): Likewise.
15979 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
15981 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
15982 (cygwin tm clause use_gcc_stdint): Set to wrap.
15983 * config/i386/cygwin-stdint.h: New file.
15985 2009-04-04 Richard Guenther <rguenther@suse.de>
15987 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
15988 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
15989 single-argument PHIs if we are in loop-closed SSA form.
15990 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
15991 for the pre-condition.
15992 (slpeel_tree_peel_loop_to_edge): Likewise.
15993 (vect_build_loop_niters): Take an optional sequence to append stmts.
15994 (vect_generate_tmps_on_preheader): Likewise.
15995 (vect_do_peeling_for_loop_bound): Take extra guards for the
15997 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
15998 the cost model check.
15999 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
16000 guards if we are going to peel. Do not apply versioning in that case.
16001 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
16002 (vect_do_peeling_for_loop_bound): Likewise.
16003 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
16004 loop bound only record extra pre-conditions, do not apply loop
16007 2009-04-04 Richard Guenther <rguenther@suse.de>
16009 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
16012 2009-04-04 Jan Hubicka <jh@suse.cz>
16014 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
16015 last_basic_block for size of bb->index indexed array.
16016 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
16017 compute_out, link_btr_uses, build_btr_def_use_webs,
16018 build_btr_def_use_webs, migrate_btr_defs): Likewise.
16020 2009-04-04 Jan Hubicka <jh@suse.cz>
16022 * except.c (remove_eh_handler_and_replace): Break out from ...
16023 (remove_eh_handler): ... here.
16024 (bring_to_root): New function.
16025 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
16026 handled ones, bring others to root of tree.
16028 2009-04-04 Jan Hubicka <jh@suse.cz>
16030 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
16031 (all_phis_safe_to_merge): New function.
16032 (update_info): New structure.
16033 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
16034 (cleanup_empty_eh): Update SSA if possible.
16036 2009-04-04 Richard Guenther <rguenther@suse.de>
16038 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
16039 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
16040 (append_vuse): Likewise.
16042 2009-04-04 Jakub Jelinek <jakub@redhat.com>
16044 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
16045 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
16046 instead of REG_UNSAVED for DW_CFA_undefined.
16047 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
16048 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
16051 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
16054 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
16055 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
16056 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
16058 2009-04-04 Richard Guenther <rguenther@suse.de>
16060 PR tree-optimization/8781
16061 PR tree-optimization/37892
16062 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
16063 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
16064 (valueize_refs): Call it for *& valueizations.
16065 (shared_reference_ops_from_ref): Rename to ...
16066 (valueize_shared_reference_ops_from_ref): ... this and valueize.
16067 (shared_reference_ops_from_call): Rename to ...
16068 (valueize_shared_reference_ops_from_call): ... this and valueize.
16069 (vn_reference_lookup): Update.
16070 (visit_reference_op_call): Likewise.
16071 * tree-ssa-pre.c (phi_translate_1): Fold *&.
16072 (eliminate): Value-replace the call address in call statements.
16074 2009-04-04 Richard Guenther <rguenther@suse.de>
16076 PR tree-optimization/39636
16077 * tree-ssa-forwprop.c
16078 (forward_propagate_addr_into_variable_array_index): Check for
16079 GIMPLE_ASSIGN before accessing the rhs code.
16081 2009-04-03 Jason Merrill <jason@redhat.com>
16083 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
16085 2009-04-03 Steve Ellcey <sje@cup.hp.com>
16087 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
16088 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
16089 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
16090 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
16091 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
16092 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
16093 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
16094 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
16095 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
16096 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
16097 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
16098 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
16099 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
16100 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
16101 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
16102 Use fr_reg_or_fp01_operand instead of fr_register_operand
16104 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
16105 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
16106 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
16108 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
16110 PR rtl-optimization/39607
16111 PR rtl-optimization/39631
16115 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
16116 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
16117 instead of DF_LR_OUT.
16118 * ira-lives.c (process_bb_node_lives): Ditto.
16119 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
16120 instead of DF_LR_{OUT,IN}.
16121 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
16122 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
16124 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
16126 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
16127 (execute_lower_omp): Always run but take the short way out if -fopenmp
16129 (gate_lower_omp): Remove, forcing the pass manager to always run the
16130 pass and always set PROP_gimple_lomp.
16131 (pass_lower_omp): Remove gate function.
16132 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
16133 PROP_trees. Instead, require it.
16134 * ipa-cp.c (pass_ipa_cp): Likewise.
16135 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
16136 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
16137 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
16138 and PROP_gimple_leh.
16140 2009-04-03 Richard Guenther <rguenther@suse.de>
16142 PR middle-end/13146
16143 PR tree-optimization/23940
16144 PR tree-optimization/33237
16145 PR middle-end/33974
16146 PR middle-end/34093
16147 PR tree-optimization/36201
16148 PR tree-optimization/36230
16149 PR tree-optimization/38049
16150 PR tree-optimization/38207
16151 PR tree-optimization/38230
16152 PR tree-optimization/38301
16153 PR tree-optimization/38585
16154 PR middle-end/38895
16155 PR tree-optimization/38985
16156 PR tree-optimization/39299
16157 * tree-ssa-structalias.h: Remove.
16158 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
16159 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
16160 (struct vuse_element_d): Remove.
16161 (struct vuse_vec_d): Likewise.
16162 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
16163 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
16164 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
16165 VUSE_ELEMENT_VAR): Likewise.
16166 (struct voptype_d): Likewise.
16167 (NUM_VOP_FREE_BUCKETS): Likewise.
16168 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
16169 (struct stmt_operands_d): Remove.
16170 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
16171 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
16172 VDEF_NUM, VDEF_VECT): Likewise.
16173 (copy_virtual_operands): Remove.
16174 (operand_build_cmp): Likewise.
16175 (create_ssa_artificial_load_stmt): Likewise.
16176 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
16177 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
16178 vuse_index and mayuse_index members. Pack and move done and iter_type
16179 members to the front.
16180 (SSA_OP_VMAYUSE): Remove.
16181 (SSA_OP_VIRTUAL_USES): Adjust.
16182 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
16183 (unlink_stmt_vdef): Declare.
16184 (add_to_addressable_set): Remove.
16185 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
16186 (vrp_visit_stmt): Likewise.
16187 * doc/tree-ssa.texi (Alias analysis): Update.
16188 * doc/invoke.texi (max-aliased-vops): Remove docs.
16189 (avg-aliased-vops): Likewise.
16190 * tree-into-ssa.c (syms_to_rename): Remove.
16191 (need_to_update_vops_p): Likewise.
16192 (need_to_initialize_update_ssa_p): Rename to ...
16193 (update_ssa_initialized_fn): ... this. Track function we are
16195 (symbol_marked_for_renaming): Simplify.
16196 (add_new_name_mapping): Do not set need_to_update_vops_p.
16197 (dump_currdefs): Use SYMS_TO_RENAME.
16198 (rewrite_update_stmt): Always walk all uses/defs.
16199 (dump_update_ssa): Adjust.
16200 (init_update_ssa): Take function argument. Track what we are
16202 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
16203 (create_new_def_for): Initialize for cfun, assert we are initialized
16205 (mark_sym_for_renaming): Simplify.
16206 (mark_set_for_renaming): Do not initialize update-ssa.
16207 (need_ssa_update_p): Simplify. Take function argument.
16208 (name_mappings_registered_p): Assert we ask for the correct function.
16209 (name_registered_for_update_p): Likewise.
16210 (ssa_names_to_replace): Likewise.
16211 (release_ssa_name_after_update_ssa): Likewise.
16212 (update_ssa): Likewise. Use SYMS_TO_RENAME.
16213 (dump_decl_set): Do not print a newline.
16214 (debug_decl_set): Do it here.
16215 (dump_update_ssa): And here.
16216 * tree-ssa-loop-im.c (move_computations): Adjust.
16217 (movement_possibility): Likewise.
16218 (determine_max_movement): Likewise.
16219 (gather_mem_refs_stmt): Likewise.
16220 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
16221 or NAME_MEMORY_TAG.
16222 * tree-complex.c (update_all_vops): Remove.
16223 (expand_complex_move): Adjust.
16224 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
16225 Simplify test for memory referencing statement. Exclude
16226 non-invariant ADDR_EXPRs.
16227 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
16228 * tree-loop-distribution.c (generate_memset_zero): Adjust.
16229 (rdg_flag_uses): Likewise.
16230 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
16232 (tree_optimize_tail_calls_1): Also split the
16233 edge from the entry block if we have degenerate PHI nodes in
16234 the first basic block.
16235 * tree.c (init_ttree): Remove memory-tag related code.
16236 (tree_code_size): Likewise.
16237 (tree_node_structure): Likewise.
16238 (build7_stat): Re-write to be build6_stat.
16239 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
16240 (SSA_VAR_P): Adjust.
16241 (struct tree_memory_tag): Remove.
16242 (struct tree_memory_partition_tag): Likewise.
16243 (union tree_node): Adjust.
16244 (build7): Re-write to be build6.
16245 * tree-pass.h (pass_reset_cc_flags): Remove.
16246 (TODO_update_address_taken): New flag.
16247 (pass_simple_dse): Remove.
16248 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
16249 * params.h (MAX_ALIASED_VOPS): Remove.
16250 (AVG_ALIASED_VOPS): Likewise.
16251 * omp-low.c (expand_omp_taskreg): Update SSA form.
16252 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
16253 aliases the lhs in a copy stmt.
16254 * tree-ssa-dse.c (struct address_walk_data): Remove.
16255 (memory_ssa_name_same): Likewise.
16256 (memory_address_same): Likewise.
16257 (get_kill_of_stmt_lhs): Likewise.
16258 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
16259 unused stores. Look through PHI nodes into post-dominated regions.
16260 (dse_optimize_stmt): Simplify. Properly remove stores.
16261 (tree_ssa_dse): Compute dominators.
16262 (execute_simple_dse): Remove.
16263 (pass_simple_dse): Likewise.
16264 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
16265 gimple_loaded_syms and gimple_stored_syms computation.
16266 * toplev.c (dump_memory_report): Dump alias and pta stats.
16267 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
16268 (vn_reference_eq): Likewise.
16269 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
16270 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
16271 valueize_vuses): Remove.
16272 (get_def_ref_stmt_vuses): Simplify. Rename to ...
16273 (get_def_ref_stmt_vuse): ... this.
16274 (vn_reference_lookup_2): New function.
16275 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
16276 walking equivalent vuses. Simplify.
16277 (vn_reference_lookup): Likewise.
16278 (vn_reference_insert): Likewise.
16279 (vn_reference_insert_pieces): Likewise.
16280 (visit_reference_op_call): Simplify.
16281 (visit_reference_op_load): Likewise.
16282 (visit_reference_op_store): Likewise.
16283 (init_scc_vn): Remove shared_lookup_vuses initialization.
16284 (free_scc_vn): Remove shared_lookup_vuses freeing.
16285 (sort_vuses, sort_vuses_heap): Remove.
16286 (get_ref_from_reference_ops): Export.
16287 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
16288 vector with single vuse pointer.
16289 (vn_reference_lookup_pieces, vn_reference_lookup,
16290 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
16291 (shared_vuses_from_stmt): Remove.
16292 (get_ref_from_reference_ops): Declare.
16293 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
16294 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
16295 memory-tag related code.
16296 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
16297 (likely_value): Add comment, skip static-chain of call statements.
16298 (surely_varying_stmt_p): Adjust.
16299 (gimplify_and_update_call_from_tree): Likewise.
16300 (execute_fold_all_builtins): Do not rebuild alias info.
16301 (gimplify_and_update_call_from_tree): Properly update VOPs.
16302 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
16303 (copy_ref_info): Remove memory-tag related code.
16304 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
16305 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
16306 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
16308 * tree-ssa-dom.c (gimple_p): Remove typedef.
16309 (eliminate_redundant_computations): Adjust.
16310 (record_equivalences_from_stmt): Likewise.
16311 (avail_expr_hash): Likewise.
16312 (avail_expr_eq): Likewise.
16313 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
16314 (stmt_makes_single_load): Likewise.
16315 (stmt_makes_single_store): Likewise.
16316 * tree-ssa-alias.c: Rewrite completely.
16317 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
16318 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
16319 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
16320 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
16321 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
16322 Remove public functions.
16323 (pass_reset_cc_flags): Remove.
16324 (pass_build_alias): Move ...
16325 * tree-ssa-structalias.c (pass_build_alias): ... here.
16326 * tree-ssa-alias.c (may_be_aliased): Move ...
16327 * tree-flow-inline.h (may_be_aliased): ... here.
16328 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
16329 count_uses_and_derefs): Move ...
16330 * gimple.c: ... here.
16331 * gimple.h (count_uses_and_derefs): Declare.
16332 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
16333 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
16334 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
16335 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
16336 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
16337 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
16338 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
16340 * tree-dfa.c (refs_may_alias_p): Move ...
16341 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
16342 * tree-ssa-alias.h: New file.
16343 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
16344 (statement_sink_location): Likewise.
16345 * opts.c (decode_options): Do not adjust max-aliased-vops or
16346 avg-aliased-vops values.
16347 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
16348 (TV_CALL_CLOBBER): Likewise.
16349 (TV_FLOW_SENSITIVE): Likewise.
16350 (TV_FLOW_INSENSITIVE): Likewise.
16351 (TV_MEMORY_PARTITIONING): Likewise.
16352 (TV_ALIAS_STMT_WALK): New timevar.
16353 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
16354 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
16355 (get_address_description): Remove memory-tag related code.
16356 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
16357 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
16358 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
16359 and immediate uses in statements. Document.
16360 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
16361 (dump_symbols): Remove.
16362 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
16363 * alias.c (get_deref_alias_set): New function split out from ...
16364 (get_alias_set): ... here.
16365 * alias.h (get_deref_alias_set): Declare.
16366 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
16367 type parameter. Remove restrict pointer handling. Create a
16368 ref-all pointer in case type-based alias sets do not conflict.
16369 (vect_analyze_data_refs): Remove SMT related code.
16370 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
16371 (vectorizable_load): Likewise.
16372 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
16373 (DR_SYMBOL_TAG, DR_VOPS): Remove.
16374 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
16375 Ignore vops and SMTs.
16376 (dr_analyze_alias): Likewise..
16377 (free_data_ref): Likewise.
16378 (create_data_ref): Likewise.
16379 (analyze_all_data_dependences): Likewise.
16380 (get_references_in_stmt): Adjust.
16381 * tree-flow-inline.h (gimple_aliases_computed_p,
16382 gimple_addressable_vars, gimple_call_clobbered_vars,
16383 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
16384 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
16385 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
16386 gimple_mem_ref_stats): Remove.
16387 (gimple_vop): New function.
16388 (op_iter_next_use): Remove vuses and mayuses cases.
16389 (op_iter_next_def): Remove vdefs case.
16390 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
16391 (clear_and_done_ssa_iter): Do not set removed fields.
16392 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
16393 Assert we are not iterating over vuses or vdefs if not also
16394 iterating over uses or defs.
16395 (op_iter_init_use): Likewise.
16396 (op_iter_init_def): Likewise.
16397 (op_iter_next_vdef): Remove.
16398 (op_iter_next_mustdef): Likewise.
16399 (op_iter_init_vdef): Likewise.
16400 (compare_ssa_operands_equal): Likewise.
16401 (link_use_stmts_after): Handle vuse operand.
16402 (is_call_used): Use is_call_clobbered.
16403 (is_call_clobbered): Global variables are always call clobbered,
16404 query the call-clobbers bitmap.
16405 (mark_call_clobbered): Ignore global variables.
16406 (clear_call_clobbered): Likewise.
16407 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
16408 virtual operands sanity check.
16409 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
16411 (TARGET_MEM_REF): Remove TMR_TAG operand.
16412 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
16413 Remove call-clobber related code.
16414 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
16415 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
16416 partitions or escape reason.
16417 (get_single_def_stmt, get_single_def_stmt_from_phi,
16418 get_single_def_stmt_with_phi): Remove.
16419 (dump_referenced_vars): Tidy.
16420 (get_ref_base_and_extent): Allow bare decls.
16421 (collect_dfa_stats): Adjust.
16422 * graphite.c (rename_variables_in_stmt): Adjust.
16423 (graphite_copy_stmts_from_block): Likewise.
16424 (translate_clast): Likewise.
16425 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
16427 (translate_vuse_through_block): Use the oracle.
16428 (phi_translate_1): Adjust.
16429 (value_dies_in_block_x): Use the oracle. Cache the outcome
16431 (valid_in_sets): Check if the VUSE for
16432 a REFERENCE is available.
16433 (eliminate): Do not remove stmts during elimination,
16434 instead queue and remove them afterwards.
16435 (do_pre): Do not rebuild alias info.
16436 (pass_pre): Run TODO_rebuild_alias before PRE.
16437 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
16438 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
16439 (mark_all_v_defs_stmt): Remove.
16440 (mark_all_v_defs_seq): Adjust.
16441 (sra_replace): Likewise.
16442 (scalarize_use): Likewise.
16443 (scalarize_copy): Likewise.
16444 (scalarize_init): Likewise.
16445 (scalarize_ldst): Likewise.
16446 (todoflags): Remove.
16447 (tree_sra): Do not rebuild alias info.
16448 (tree_sra_early): Adjust.
16449 (pass_sra): Run TODO_update_address_taken before SRA.
16450 * tree-predcom.c (set_alias_info): Remove.
16451 (prepare_initializers_chain): Do not call it.
16452 (mark_virtual_ops_for_renaming): Adjust.
16453 (mark_virtual_ops_for_renaming_list): Remove.
16454 (initialize_root_vars): Adjust.
16455 (initialize_root_vars_lm): Likewise.
16456 (prepare_initializers_chain): Likewise.
16457 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
16458 (may_propagate_copy_into_stmt): Likewise.
16459 (merge_alias_info): Do nothing for now.
16460 (propagate_tree_value_into_stmt): Adjust.
16461 (stmt_may_generate_copy): Likewise.
16462 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
16463 not mark symbols for renaming.
16464 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
16465 with the same statement, make sure to update the new pointed-to one.
16466 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
16467 call statements, do not mark symbols for renaming.
16468 (mark_operand_necessary): Dump something.
16469 (ref_may_be_aliased): New function.
16470 (mark_aliased_reaching_defs_necessary_1): New helper function.
16471 (mark_aliased_reaching_defs_necessary): Likewise.
16472 (mark_all_reaching_defs_necessary_1): Likewise.
16473 (mark_all_reaching_defs_necessary): Likewise.
16474 (propagate_necessity): Do not process virtual PHIs. For
16475 non-aliased loads mark all reaching definitions as necessary.
16476 For aliased loads and stores mark the immediate dominating
16477 aliased clobbers as necessary.
16478 (visited): New global static.
16479 (perform_tree_ssa_dce): Free visited bitmap after propagating
16481 (remove_dead_phis): Perform simple dead virtual PHI removal.
16482 (remove_dead_stmt): Properly unlink virtual operands when
16484 (eliminate_unnecessary_stmts): Schedule PHI removal after
16486 * tree-ssa-ter.c (is_replaceable_p): Adjust.
16487 (process_replaceable): Likewise.
16488 (find_replaceable_in_bb): Likewise.
16489 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
16490 based on the single gimple vop.
16491 (verify_flow_insensitive_alias_info): Remove.
16492 (verify_flow_sensitive_alias_info): Likewise.
16493 (verify_call_clobbering): Likewise.
16494 (verify_memory_partitions): Likewise.
16495 (verify_alias_info): Likewise.
16496 (verify_ssa): Adjust..
16497 (execute_update_addresses_taken): Export. Update SSA
16498 manually. Optimize only when optimizing. Use a local bitmap.
16499 (pass_update_address_taken): Remove TODO_update_ssa, add
16501 (pass_update_address_taken): Just use TODO_update_address_taken.
16502 (init_tree_ssa): Do not initialize addressable_vars.
16503 (verify_ssa): Verify new VUSE / VDEF properties.
16504 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
16505 Do not call verify_alias_info.
16506 (delete_tree_ssa): Clear the VUSE, VDEF operands.
16507 Do not free the loaded and stored syms bitmaps. Reset the escaped
16508 and callused solutions. Do not free addressable_vars.
16509 Remove memory-tag related code.
16510 (warn_uninitialized_var): Aliases are always available.
16511 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
16512 * lambda-code.c (can_put_in_inner_loop): Adjust.
16513 (can_put_after_inner_loop): Likewise.
16514 (perfect_nestify): Likewise.
16515 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
16516 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
16517 (vectorizable_conversion): Do not mark symbols for renaming.
16518 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
16519 (expand_call_inline): Unlink the calls virtual operands before
16521 (tree_function_versioning): Do not call update_ssa if we are not
16522 updating clones. Simplify.
16523 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
16524 (propagate_with_phi): Likewise..
16525 * tree-outof-ssa.c (create_temp): Remove memory tag and call
16526 clobber code. Assert we are not aliased or global.
16527 * tree-flow.h: Include tree-ssa-alias.h
16528 (enum escape_type): Remove.
16529 (struct mem_sym_stats_d): Likewise.
16530 (struct mem_ref_stats_d): Likewise.
16531 (struct gimple_df): Add vop member. Remove global_var,
16532 call_clobbered_vars, call_used_vars, addressable_vars,
16533 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
16534 escaped and callused members.
16535 (struct ptr_info_def): Remove all members, add points-to solution
16537 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
16538 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
16539 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
16540 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
16541 (tree-ssa-alias.o): Likewise.
16542 (toplev.o): Add tree-ssa-alias.h
16543 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
16544 * gimple.c (gimple_set_bb): Fix off-by-one error.
16545 (is_gimple_reg): Do not handle memory tags.
16546 (gimple_copy): Also copy virtual operands.
16547 Delay updating the statement. Do not reset loaded and stored syms.
16548 (gimple_set_stored_syms): Remove.
16549 (gimple_set_loaded_syms): Likewise.
16550 (gimple_call_copy_skip_args): Copy the virtual operands
16551 and mark the new statement modified.
16552 * tree-ssa-structalias.c (may_alias_p): Remove.
16553 (set_uids_in_ptset): Take the alias set to prune with as
16554 parameter. Fold in the alias test of may_alias_p.
16555 (compute_points_to_sets): Compute whether a ptr is dereferenced
16556 in a local sbitmap.
16557 (process_constraint): Deal with &ANYTHING on the lhs, reject all
16558 other ADDRESSOF constraints on the lhs.
16559 (get_constraint_for_component_ref): Assert that we don't get
16560 ADDRESSOF constraints from the base of the reference.
16561 Properly generate UNKNOWN_OFFSET for DEREF if needed.
16562 (struct variable_info): Remove collapsed_to member.
16563 (get_varinfo_fc): Remove.
16564 (new_var_info): Do not set collapsed_to.
16565 (dump_constraint): Do not follow cycles.
16566 (dump_constraint_graph): Likewise.
16567 (build_pred_graph): Likewise.
16568 (build_succ_graph): Likewise.
16569 (rewrite_constraints): Likewise.
16570 (do_simple_structure_copy): Remove.
16571 (do_rhs_deref_structure_copy): Remove.
16572 (do_lhs_deref_structure_copy): Remove.
16573 (collapse_rest_of_var): Remove.
16574 (do_structure_copy): Re-implement.
16575 (pta_stats): New global variable.
16576 (dump_pta_stats): New function.
16577 (struct constraint_expr): Make offset signed.
16578 (UNKNOWN_OFFSET): Define special value.
16579 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
16580 (solution_set_expand): New helper function split out from ...
16581 (do_sd_constraint): ... here.
16582 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
16583 (do_ds_constraint): Likewise.
16584 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
16585 and CALLUSED = *CALLUSED.
16586 (set_union_with_increment): Make inc argument signed.
16587 (type_safe): Remove.
16588 (get_constraint_for_ptr_offset): Handle unknown and negative
16590 (first_vi_for_offset): Handle offsets before start. Bail
16591 out early for offsets beyond the variable extent.
16592 (first_or_preceding_vi_for_offset): New function.
16593 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
16594 Together with ESCAPED = *ESCAPED this properly computes reachability.
16595 (find_what_var_points_to): New function.
16596 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
16597 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
16598 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
16599 pt_solutions_intersect): New functions.
16600 (compute_call_used_vars): Remove.
16601 (compute_may_aliases): New main entry into PTA computation.
16602 * gimple.h (gimple_p): New typedef.
16603 (struct gimple_statement_base): Remove references_memory_p.
16604 (struct gimple_statement_with_memory_ops_base): Remove
16605 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
16607 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
16608 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
16609 gimple_set_references_memory): Remove.
16610 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
16611 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
16613 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
16614 (verify_expr): Allow RESULT_DECL.
16615 (gimple_duplicate_bb): Do not copy virtual operands.
16616 (gimple_duplicate_sese_region): Adjust.
16617 (gimple_duplicate_sese_tail): Likewise.
16618 (mark_virtual_ops_in_region): Remove.
16619 (move_sese_region_to_fn): Do not call it.
16620 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
16621 and pass_simple_dse.
16622 (execute_function_todo): Handle TODO_update_address_taken,
16623 call execute_update_addresses_taken for TODO_rebuild_alias.
16624 (execute_todo): Adjust.
16625 (execute_one_pass): Init dump files early.
16626 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
16628 (create_general_new_stmt): Clear vops.
16629 * tree-ssa-reassoc.c (get_rank): Adjust.
16630 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
16631 symbols for renaming.
16632 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
16633 (PARAM_AVG_ALIASED_VOPS): Likewise.
16634 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
16635 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
16636 * tree-ssa-operands.c: Simplify for new virtual operand representation.
16637 (operand_build_cmp, copy_virtual_operands,
16638 create_ssa_artificial_load_stmt, add_to_addressable_set,
16639 gimple_add_to_addresses_taken): Remove public functions.
16640 (unlink_stmt_vdef): New function.
16642 2009-04-03 Alan Modra <amodra@bigpond.net.au>
16644 * config.gcc (powerpc-*-linux*): Merge variants.
16646 2009-04-02 Chao-ying Fu <fu@mips.com>
16647 James Grosbach <james.grosbach@microchip.com>
16649 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
16650 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
16652 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
16653 keep_interrupts_masked_p, use_debug_exception_return_p.
16654 (mips_attribute_table): Add interrupt, use_shadow_register_set,
16655 keep_interrupts_masked, use_debug_exception_return.
16656 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
16657 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
16659 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
16660 (mips_print_operand): Process COP0 registers to print $0 .. $31
16661 correctly for GAS to process.
16662 (mips_interrupt_extra_call_saved_reg_p): New function.
16663 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
16665 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
16666 (mips_compute_frame_info): Add supports for interrupt context that
16667 includes doubleword accumulators and COP0 registers.
16668 (mips_for_each_saved_acc): New function.
16669 (mips_for_each_saved_gpr_and_fpr): Change the function name from
16670 mips_for_each_saved_reg.
16671 (mips_save_reg): Save accumulators.
16672 (mips_kernel_reg_p): A new for_each_rtx callback.
16673 (mips_expand_prologue): Support interrupt handlers.
16674 (mips_restore_reg): Restore accumulators.
16675 (mips_expand_epilogue): Support interrupt handlers.
16676 (mips_can_use_return_insn): Return false for interrupt handlers.
16677 (mips_epilogue_uses): New function.
16678 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
16679 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
16680 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
16681 cop0_move): New instructions.
16682 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
16683 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
16685 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
16687 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
16688 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
16689 interrupt handlers, we use K0 as the temporary register.
16690 (EPILOGUE_USES): Change to a function call.
16691 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
16692 handlers, we use K0 as the temporary register.
16694 * doc/extend.texi (Function Attributes): Document interrupt,
16695 use_shadow_register_set, keep_interrupts_masked,
16696 use_debug_exception_return for MIPS attributes.
16698 2009-04-03 Alan Modra <amodra@bigpond.net.au>
16700 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
16701 Remove a number of t-files from tmake_file.
16702 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
16703 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
16704 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
16705 target_prototype, not TARGET_PROTOTYPE.
16706 (LINK_OS_GNU_SPEC): Define.
16707 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
16708 and darwin-ldoubdle.c.
16710 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
16713 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
16714 (cpp_options): Ditto.
16715 (default_compilers): Ditto.
16716 (display_help): Ditto.
16717 (process_command): Ditto.
16718 (do_spec_1): Ditto.
16719 (set_input): Use lbasename instead of duplicate code.
16720 (save_temps_prefix): New static for -save-temps=obj.
16721 (save_temps_length): Ditto.
16723 * doc/invoke.texi (-save-temps=obj): Document new variant to
16724 -save-temps switch.
16726 2009-04-02 Jeff Law <law@redhat.com>
16728 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
16731 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
16733 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
16734 * configure: Regenerated.
16736 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16738 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
16739 share the argument list.
16741 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16745 2009-02-12 Diego Novillo <dnovillo@google.com>
16747 * varpool.c (debug_varpool): New.
16748 * cgraph.h (debug_varpool): Declare.
16750 2009-04-02 Jan Hubicka <jh@suse.cz>
16752 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
16755 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
16757 * config/i386/i386.c (ix86_abi): Move initialization to ...
16758 (override_options): Here.
16760 2009-04-02 Christian Bruel <christian.bruel@st.com>
16762 * config/sh/sh.c (sh_dwarf_register_span): New function.
16763 (TARGET_DWARF_REGISTER_SPAN): Define.
16764 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
16766 2009-04-02 Ira Rosen <irar@il.ibm.com>
16768 PR tree-optimization/39595
16769 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
16770 interleaved loads group is not greater than the SLP group size.
16772 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16774 * builtins.c (is_builtin_name): New.
16775 (called_as_built_in): Use is_builtin_name.
16776 * tree.h (is_builtin_name): New.
16777 * varasm.c (incorporeal_function_p): Use is_builtin_name
16779 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
16781 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
16783 2009-04-02 Dodji Seketeli <dodji@redhat.com>
16786 * c-decl.c (clone_underlying_type): Move this ...
16787 * c-common.c (set_underlying_type): ... here.
16788 Also, make sure the function properly sets TYPE_STUB_DECL() on
16789 the newly created typedef variant type.
16790 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
16791 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
16794 2009-04-02 Richard Guenther <rguenther@suse.de>
16796 PR tree-optimization/37221
16797 * tree-flow.h (degenerate_phi_result): Declare.
16798 * tree-ssa-dom.c (degenerate_phi_result): Export.
16799 * tree-scalar-evolution.c (analyze_initial_condition): If
16800 the initial condition is defined by a degenerate PHI node
16801 use the degenerate value.
16803 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
16805 PR rtl-optimization/39588
16806 * combine.c (merge_outer_ops): Do not set the constant when this
16808 (simplify_shift_const_1): Do not modify it either in this case.
16810 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
16812 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
16813 tuning is deprecated if -mtune value is set to an Itanium1 variant.
16815 2009-04-01 Janis Johnson <janis187@us.ibm.com>
16818 * c-lex.c (interpret_float): Default (no suffix) is double.
16820 2009-04-1 Xinliang David Li <davidxl@google.com>
16822 * config/i386/i386.c (legitimate_constant_p): Recognize
16823 all one vector constant.
16825 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16827 * config/vax/vax.c: Add #includes to silence warnings.
16828 Change #include order to silence two warnings.
16830 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16832 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
16833 (ASM_SPEC): Pass -k to the assembler for PIC code.
16835 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16837 * config.gcc: Add vax-*-linux* to the switch.
16838 * config/vax/linux.h: New file. (TARGET_VERSION,
16839 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
16841 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16843 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
16844 Use predicate macros instead of GET_CODE() == foo.
16845 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
16846 ashlsi3, rotrsi3, <unnamed>): Likewise.
16848 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16850 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
16851 jbbccihi, jbbccisi): Remova trailing whitespace.
16852 * config/vax/constraints.md: Likewise.
16853 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
16854 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
16855 * config/vax/predicates.md: Likewise.
16856 * config/vax/vax.c (print_operand_address, vax_output_int_move,
16857 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
16858 * config/vax/vax.h: Likewise.
16859 * config/vax/vax.md (nonlocal_goto): Likewise.
16861 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16863 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
16864 (indirectable_address_p, adjacent_operands_p): Add spaces around
16866 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
16868 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16870 * config/vax/vax.c (legitimate_constant_address_p,
16871 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
16872 index_term_p, reg_plus_index_p, legitimate_address_p,
16873 vax_mode_dependent_address_p): Update comments to match functions
16874 modified by the recent int->bool conversion.
16876 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16878 * config/vax/builtins.md: Update copyright message.
16879 * config/vax/constraints.md: Likewise.
16880 * config/vax/netbsd-elf.h: Likewise.
16881 * config/vax/predicates.md: Likewise.
16882 * config/vax/vax-protos.h: Likewise.
16883 * config/vax/vax.c: Likewise.
16884 * config/vax/vax.h: Likewise.
16885 * config/vax/vax.md: Likewise.
16886 * config/vax/vax.opt: Likewise.
16888 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16890 * config/vax/builtins.md (ffssi2, ffssi2_internal,
16891 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
16892 * config/vax/constraints.md (B, R): Likewise.
16893 * config/vax/predicates.md (external_memory_operand,
16894 nonimmediate_addsub_di_operand): Likewise.
16895 * config/vax/vax.c (vax_output_int_add): Likewise.
16896 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
16897 untyped_call): Likewise.
16899 2009-04-01 Matt Thomas <matt@3am-software.com>
16901 * config/vax/predicates.md: New file.
16902 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
16903 external_const_operand, nonsymbolic_operand, external_memory_operand,
16904 indirect_memory_operand, indexed_memory_operand,
16905 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
16906 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
16908 * config/vax/constraints.md: New file.
16909 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
16911 * config/vax/builtins.md: New file.
16912 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
16913 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
16915 * config/vax/vax.opt (mqmath): Add option.
16916 * config/vax/vax.md (isfx): Extend with DI.
16917 (VAXintQH, VAXintQHSD): Define.
16918 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
16919 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
16920 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
16921 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
16922 (movdi): Update constraints and use vax_output_int_move().
16923 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
16924 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
16925 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
16926 nonlocal_goto): New.
16927 (mov<mode>): Extend accepted operand types.
16928 (subdi3_old): Rename from subdi3, change update constraints and use
16929 a new implementation.
16930 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
16931 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
16932 MOVE_RATIO, CLEAR_RATIO): Define.
16933 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
16934 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
16935 (PRINT_OPERAND): Redefine using a function instead of inlined code.
16936 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
16937 (split_quadword_operands): Make static and really allow variable
16939 (print_operand_address): Update for PIC generation.
16940 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
16941 indexable_address_p, fixup_mathdi_operand,
16942 vax_expand_addsub_di_operands, adjacent_operands_p): New.
16943 (vax_float_literal, legitimate_constant_p,
16944 indirectable_constant_address_p, index_term_p,
16945 reg_plus_index_p): Return bool instead of int.
16946 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
16948 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
16950 (vax_output_conditional_branch): Indent.
16951 (legitimate_constant_address_p, indirectable_constant_address_p,
16952 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
16953 vax_mode_dependent_address_p): Return bool instead of int, update for
16955 * config/vax/vax-protos.h (legitimate_constant_address_p,
16956 legitimate_constant_p, legitimate_address_p,
16957 vax_mode_dependent_address_p): Change declaration to bool.
16958 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
16959 vax_expand_addsub_di_operands, vax_output_int_subtract,
16960 vax_output_movmemsi): Declare.
16961 (split_quadword_operands, vax_float_literal): Delete declaration.
16962 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
16963 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
16964 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
16965 ASM_OUTPUT_DWARF_PCREL): Define.
16966 (ASM_SPEC): Change definition to allow PIC generation.
16968 2009-04-01 Steve Ellcey <sje@cup.hp.com>
16970 * doc/sourcebuild.texi: Update front-end requirements.
16972 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16975 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
16976 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
16977 (booldi3_internal3): Use boolean_or_operator instead of
16980 2009-04-01 Joseph Myers <joseph@codesourcery.com>
16983 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
16984 declarator whose size is not an integer constant expression but
16985 folds to an integer constant, then treat it as a constant
16988 2009-04-01 Richard Guenther <rguenther@suse.de>
16990 * fold-const.c (fold_plusminus_mult_expr): Do not fold
16991 i * 4 + 2 to (i * 2 + 1) * 2.
16993 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16996 * c-parser.c (c_parser_asm_statement): Skip until close paren and
16997 return if c_parser_asm_string_literal returned NULL.
16999 2009-04-01 Nick Clifton <nickc@redhat.com>
17001 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
17003 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
17004 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
17005 other typedefs to avoid conflicts with libgcc2.c. Define labels
17006 to gain 16-bit bit-manipulation functions from libgcc2.c and then
17008 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
17009 to gain 16-bit trapping arithmetic functions from libgcc2.c and
17012 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
17014 * varasm.c (default_function_rodata_section): Declare DOT as
17017 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
17018 Andrey Galkin <agalkin@hypercom.com>
17021 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
17022 Make object_name unique for each process.
17024 2009-04-01 Jakub Jelinek <jakub@redhat.com>
17027 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
17028 addressable variables in the parallel that could go out of scope while
17029 running queued tasks.
17031 2009-04-01 Anatoly Sokolov <aesok@post.ru>
17033 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
17034 (CASE_VALUES_THRESHOLD): Redefine.
17035 * config/avr/avr.c (avr_override_options): Remove initialization of
17036 avr_case_values_threshold variable.
17037 (avr_case_values_threshold): Remove variable. Add new function.
17038 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
17039 * config/avr/avr.opt (mno-tablejump): Remove option.
17040 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
17042 2009-04-01 DJ Delorie <dj@redhat.com>
17044 * varasm.c (default_function_rodata_section): Don't assume
17045 anything about where the first '.' in the section name is.
17047 2009-04-01 Alan Modra <amodra@bigpond.net.au>
17049 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
17050 rs6000_emit_stack_tie.
17052 2009-03-31 Ian Lance Taylor <iant@google.com>
17054 * tree-eh.c (tree_remove_unreachable_handlers): Compare
17055 gimple_code with GIMPLE_RESX, not RESX.
17057 2009-03-31 Joseph Myers <joseph@codesourcery.com>
17059 * c-common.c (c_get_ident): New.
17060 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
17062 2009-04-01 Ben Elliston <bje@au.ibm.com>
17064 * config/rs6000/sysv4.opt (msdata): Improve option description.
17066 2009-03-31 Steve Ellcey <sje@cup.hp.com>
17068 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
17069 (divdf3_internal_lat): Remove.
17070 (divxf3_internal_lat): Remove.
17071 (divxf3_internal_thr): Remove.
17072 (divxf): Use divxf3_internal.
17073 * config/ia64/div.md (divsf3_internal_lat): New.
17074 (divdf3_internal_lat): New.
17075 (divxf3_internal): New.
17077 2009-03-31 Joseph Myers <joseph@codesourcery.com>
17080 * Makefile.in (USE_GCC_STDINT): Define.
17081 (stmp-int-hdrs): Install stdint.h if applicable.
17082 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
17084 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
17085 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
17086 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
17087 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
17088 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
17089 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
17090 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
17091 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
17092 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
17093 (c_common_nodes_and_builtins): Initialize
17094 underlying_wchar_type_node. Do not initialize
17095 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
17096 nodes for new types.
17097 (c_stddef_cpp_builtins): Define macros for new types.
17098 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
17100 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
17101 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
17102 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
17103 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
17104 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
17105 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
17106 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
17107 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
17108 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
17109 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
17110 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
17111 int16_type_node, int32_type_node, int64_type_node,
17112 uint8_type_node, uint16_type_node, c_uint32_type_node,
17113 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
17114 int_least32_type_node, int_least64_type_node,
17115 uint_least8_type_node, uint_least16_type_node,
17116 uint_least32_type_node, uint_least64_type_node,
17117 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
17118 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
17119 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
17120 uintptr_type_node): Define.
17121 * c-cppbuiltin.c (builtin_define_constants,
17122 builtin_define_type_minmax): New.
17123 (builtin_define_stdint_macros): Define more macros.
17124 (c_cpp_builtins): Define more limit macros.
17125 (type_suffix): New.
17126 (builtin_define_type_max): Define in terms of
17127 builtin_define_type_minmax. Remove is_long parameter. All
17129 * config.gcc (use_gcc_stdint): Define.
17130 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
17131 Add newlib-stdint.h for generic targets.
17132 * config/glibc-stdint.h, config/newlib-stdint.h,
17133 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
17134 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
17135 * config/score/score.h (UINTPTR_TYPE): Define.
17136 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
17137 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
17138 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
17139 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
17140 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
17141 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
17142 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
17143 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
17144 * config/spu/spu.h (STDINT_LONG32): Define.
17145 * configure.ac (use_gcc_stdint): Substitute.
17146 * configure: Regenerate.
17147 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
17148 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
17149 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
17150 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
17151 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
17152 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
17153 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
17154 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
17155 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
17156 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
17157 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
17158 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
17159 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
17160 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
17161 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
17162 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
17163 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
17164 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
17165 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
17166 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
17167 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
17168 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
17169 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
17170 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
17171 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
17172 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
17173 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
17174 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
17175 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
17177 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
17179 * loop-iv.c (suitable_set_for_replacement): Renamed from
17180 simplify_using_assignment; changed to return bool and to accept new
17181 args DEST and SRC. Return true iff we find a source/destination pair
17182 that can be used to make a replacement, and fill SRC and DEST if so.
17183 Remove arg ALTERED. Don't deal with altered regs here. All callers
17185 (simplify_using_initial_values): Deal with altered regs here and track
17186 more precisely the effect they have on the validity of our expression.
17188 * loop-iv.c (simplify_using_condition): A condition of the form
17189 (EQ REG CONST) can be used to simply make a substitution.
17190 (simplify_using_initial_values): Keep track of conditions we have seen
17191 and keep using them to simplify new expressions, while applying the
17192 same substitutions to them as to the expression.
17194 * simplify-rtx.c (simplify_relational_operation_1): Simplify
17195 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
17198 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
17199 changed. Use this when trying to improve the upper bound.
17200 Generate the comparison by using simplify_gen_relational.
17202 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
17204 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
17206 (simplify_using_assignment, simplify_using_initial_values): Call
17207 replace_in_expr to make replacements. Call replace_single_def_regs
17208 once on the initial version of the expression.
17210 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17213 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
17215 2009-03-31 Richard Guenther <rguenther@suse.de>
17217 PR middle-end/31029
17218 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
17219 equality comparisons. Fold C - X CMP X if C % 2 == 1.
17221 2009-03-31 Richard Guenther <rguenther@suse.de>
17223 * tree.h (div_if_zero_remainder): Declare.
17224 * fold-const.c (div_if_zero_remainder): Export.
17225 * tree-ssa-forwprop.c
17226 (forward_propagate_addr_into_variable_array_index): Handle
17227 constant array index addition outside of the variable index.
17229 2009-03-31 Joseph Myers <joseph@codesourcery.com>
17232 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
17233 define_splits, floatunssi<mode>2): Require x87 conversions from
17234 DImode to be permitted.
17236 2009-03-31 Joseph Myers <joseph@codesourcery.com>
17238 PR preprocessor/15638
17239 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
17241 2009-03-31 Richard Guenther <rguenther@suse.de>
17243 PR middle-end/23401
17244 PR middle-end/27810
17245 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
17246 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
17247 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
17248 a separate statement.
17249 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
17250 (lookup_tmp_var): Likewise.
17251 (is_gimple_formal_tmp_or_call_rhs): Remove.
17252 (is_gimple_reg_or_call_rhs): Rename to ...
17253 (is_gimple_reg_rhs_or_call): ... this.
17254 (is_gimple_mem_or_call_rhs): Rename to ...
17255 (is_gimple_mem_rhs_or_call): ... this.
17256 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
17257 DECL_GIMPLE_REG_P only if is_formal is true.
17258 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
17259 for non-proper post-modify expression gimplification.
17260 (gimplify_self_mod_expr): For post-modify expressions gimplify
17261 the lvalue to a minimal lvalue.
17262 (rhs_predicate_for): Remove formal temp case.
17263 (gimplify_modify_expr_rhs): Likewise.
17264 (gimplify_addr_expr): Use is_gimple_reg.
17265 (gimplify_expr): Remove formal temp cases.
17266 (gimple_regimplify_operands): Likewise.
17267 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
17268 and FILTER_EXPR like constants.
17269 * gimple.c (walk_gimple_op): Fix val_only initialization, use
17271 (is_gimple_formal_tmp_rhs): Remove.
17272 (is_gimple_reg_rhs): Remove special casing.
17273 (is_gimple_mem_rhs): Fix.
17274 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
17275 (is_gimple_formal_tmp_var): Remove.
17276 (is_gimple_formal_tmp_reg): Likewise.
17277 (is_gimple_min_lval): Allow invariant component ref parts.
17278 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
17279 is_gimple_formal_tmp_reg): Remove declarations.
17280 * tree-cfg.c (verify_expr): Verify that variables with address
17281 taken do not have DECL_GIMPLE_REG_P set.
17282 * tree-mudflap.c (mf_build_check_statement_for): Use
17283 force_gimple_operand instead of gimplify_expr.
17285 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
17287 * modulo-sched.c (sms_schedule_by_order): Pass the actual
17288 schedulable rows to compute_split_row.
17290 2009-03-31 Ben Elliston <bje@au.ibm.com>
17293 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
17296 2009-03-31 Alan Modra <amodra@bigpond.net.au>
17298 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
17299 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
17300 * configure: Regenerate.
17301 * config.in: Regenerate.
17302 * config/rs6000/rs6000.opt (mtls-markers): Add.
17303 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
17304 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
17305 (tls_ld_aix, tls_ld_sysv): Likewise.
17306 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
17307 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
17309 2009-03-31 Alan Modra <amodra@bigpond.net.au>
17311 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
17313 2009-03-30 Jan Hubicka <jh@suse.cz>
17315 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
17317 (tree_remove_unreachable_handlers): Cleanup EH predecestor
17318 detection and label handling.
17320 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
17322 * ira-int.h (ira_allocno): Rename left_conflicts_num to
17323 left_conflicts_size.
17324 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
17325 ALLOCNO_LEFT_CONFLICTS_SIZE.
17327 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
17328 remove_allocno_from_bucket_and_push,
17329 allocno_spill_priority_compare, push_allocnos_to_stack,
17330 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
17331 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
17332 (setup_allocno_left_conflicts_num): Ditto. Rename to
17333 setup_allocno_left_conflicts_size.
17334 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
17335 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
17336 setup_allocno_left_conflicts_size instead of
17337 setup_allocno_left_conflicts_num.
17339 * ira-build.c (ira_create_allocno): Use
17340 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
17341 ALLOCNO_LEFT_CONFLICTS_NUM.
17343 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
17345 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
17346 instead of DF_LR_OUT.
17348 * ira-lives.c (process_bb_node_lives): Ditto.
17350 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
17351 instead of DF_LR_{OUT,IN}.
17353 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
17355 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
17357 2009-03-30 Jan Hubicka <jh@suse.cz>
17359 * except.c (label_to_region_map): Fix thinko.
17361 2009-03-30 Steve Ellcey <sje@cup.hp.com>
17363 PR middle-end/38237
17364 * tree.h (tree_find_value): New declaration.
17365 * tree.c (tree_find_value): New function.
17366 * varasm.c (assemble_external): Avoid duplicate entries on lists.
17368 2009-03-30 Jakub Jelinek <jakub@redhat.com>
17371 * c-decl.c (struct c_binding): Add locus field.
17372 (bind): Add locus argument, set locus field from it.
17373 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
17374 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
17375 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
17376 implicitly_declare, undeclared_variable, lookup_label,
17377 declare_label, c_make_fname_decl, c_builtin_function,
17378 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
17381 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
17384 * config/i386/i386.c (classify_argument): Check total size of
17387 2009-03-30 Martin Jambor <mjambor@suse.cz>
17389 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
17390 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
17391 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
17394 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
17395 seen_variable_array_ref while also traversing a union.
17397 * tree-inline.c (optimize_inline_calls): Do not call
17398 cgraph_node_remove_callees.
17399 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
17400 (pass_remove_cgraph_callee_edges): New variable.
17401 * passes.c (init_optimization_passes): Add
17402 pass_remove_cgraph_callee_edges after early inlining and before all
17403 late intraprocedural passes.
17405 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
17407 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17409 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
17410 Fix typos in names.
17412 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17414 * combine.c (simplify_comparison): Use have_insn_for.
17415 * dojump.c (do_jump): Likewise.
17417 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17419 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
17420 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
17421 sparc_compare_op0 like sparc_compare_emitted used to be handled.
17422 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
17423 instead of sparc_compare_emitted.
17424 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
17425 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
17426 instead of sparc_compare_emitted.
17428 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17430 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
17431 enter/exit cfglayout mode.
17432 (pass_partition_block): Require it.
17433 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
17434 (combine_instructions): Track basic blocks instead of labels.
17435 (update_cfg_for_uncondjump): New.
17436 (try_combine): Use it. Update jumps after rescanning.
17437 (pass_combine): Require PROP_cfglayout.
17438 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
17440 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17442 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
17443 Provide/destroy PROP_cfglayout respectively.
17444 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
17445 * tree-pass.h (PROP_cfglayout): New.
17447 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17449 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
17450 fold_convert_const_fixed_from_fixed,
17451 fold_convert_const_fixed_from_int,
17452 fold_convert_const_fixed_from_real, fold_negate_const): Do not
17453 set TREE_CONSTANT_OVERFLOW.
17454 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
17455 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
17457 2009-03-30 Ira Rosen <irar@il.ibm.com>
17459 * tree-vect-loop-manip.c: New file.
17460 * tree-vectorizer.c: Update documentation and included files.
17461 (vect_loop_location): Make extern.
17462 (rename_use_op): Move to tree-vect-loop-manip.c
17463 (rename_variables_in_bb, rename_variables_in_loop,
17464 slpeel_update_phis_for_duplicate_loop,
17465 slpeel_update_phi_nodes_for_guard1,
17466 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
17467 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
17468 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
17469 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
17470 find_loop_location): Likewise.
17471 (new_stmt_vec_info): Move to tree-vect-stmts.c.
17472 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
17473 get_vectype_for_scalar_type, vect_is_simple_use,
17474 supportable_widening_operation, supportable_narrowing_operation):
17476 (bb_in_loop_p): Move to tree-vect-loop.c.
17477 (new_loop_vec_info, destroy_loop_vec_info,
17478 reduction_code_for_scalar_code, report_vect_op,
17479 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
17480 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
17481 (vect_supportable_dr_alignment): Likewise.
17482 * tree-vectorizer.h (tree-data-ref.h): Include.
17483 (vect_loop_location): Declare.
17484 Reorganize function declarations according to the new file structure.
17485 * tree-vect-loop.c: New file.
17486 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
17487 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
17488 * tree-vect-data-refs.c: New file.
17489 * tree-vect-patterns.c (timevar.h): Don't include.
17490 * tree-vect-stmts.c: New file.
17491 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
17492 tree-vect-slp.c, tree-vect-loop.c.
17493 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
17494 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
17495 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
17496 (tree-vect-analyze.o): Remove.
17497 (tree-vect-transform.o): Likewise.
17498 (tree-vect-data-refs.o): Add rule.
17499 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
17500 tree-vect-slp.o): Likewise.
17501 (tree-vect-patterns.o): Remove redundant dependencies.
17502 (tree-vectorizer.o): Likewise.
17503 * tree-vect-slp.c: New file.
17505 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17507 * optc-gen.awk: Warn if an option flag has multiple different
17510 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
17512 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
17513 -floop-block): Document dependences on PPL, CLooG and Graphite.
17515 2009-03-30 Joseph Myers <joseph@codesourcery.com>
17517 PR rtl-optimization/323
17518 * c-common.c (c_fully_fold, convert_and_check,
17519 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
17520 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
17521 * c-common.def (EXCESS_PRECISION_EXPR): New.
17522 * c-cppbuiltin.c (builtin_define_float_constants): Define
17523 constants with enough digits for long double.
17524 * c-lex.c (interpret_float): Interpret constant with excess
17525 precision where appropriate.
17526 * c-opts.c (c_common_post_options): Set
17527 flag_excess_precision_cmdline. Give an error for
17528 -fexcess-precision=standard for C++ for processors where the
17529 option is significant.
17530 * c-parser.c (c_parser_conditional_expression): Handle excess
17531 precision in condition.
17532 * c-typeck.c (convert_arguments): Handle arguments with excess
17534 (build_unary_op): Move excess precision outside operation.
17535 (build_conditional_expr): Likewise.
17536 (build_compound_expr): Likewise.
17537 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
17538 (build_modify_expr): Handle excess precision in RHS.
17539 (convert_for_assignment): Handle excess precision in converted
17541 (digest_init, output_init_element, process_init_element): Handle
17542 excess precision in initializer.
17543 (c_finish_return): Handle excess precision in return value.
17544 (build_binary_op): Handle excess precision in operands and add
17545 excess precision as needed for operation.
17546 * common.opt (-fexcess-precision=): New option.
17547 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
17548 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
17549 For standard excess precision, output explicit conversion to and
17550 truncation from XFmode.
17551 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
17552 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
17553 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
17554 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
17555 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
17556 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
17557 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
17558 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
17559 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
17560 define_splits, sqrt<mode>2): Disable where appropriate for
17561 standard excess precision.
17562 * convert.c (convert_to_real): Do not shorten arithmetic to type
17563 for which excess precision would be used.
17564 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
17565 * doc/invoke.texi (-fexcess-precision=): Document option.
17566 (-mfpmath=): Correct index entry.
17567 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
17568 flag_excess_precision): New.
17569 * langhooks.c (lhd_post_options): Set
17570 flag_excess_precision_cmdline.
17571 * opts.c (common_handle_option): Handle -fexcess-precision=.
17572 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
17573 init_excess_precision): New.
17574 (lang_dependent_init_target): Call init_excess_precision.
17575 * tree.c (excess_precision_type): New.
17576 * tree.h (excess_precision_type): Declare.
17578 2009-03-30 Joseph Myers <joseph@codesourcery.com>
17581 * c-typeck.c (build_component_ref): Do not copy qualifiers from
17582 non-lvalue to component.
17584 2009-03-29 Joseph Myers <joseph@codesourcery.com>
17586 PR preprocessor/34695
17587 * Makefile.in (c-opts.o): Depend on c-tree.h.
17588 * c-common.c: Move down include of diagnostic.h.
17589 (done_lexing, c_cpp_error): New.
17590 * c-common.h (done_lexing): Declare.
17591 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
17593 * c-opts.c: Include c-tree.h.
17594 (c_common_init_options): Set preprocessor error callback.
17595 (c_common_handle_option): Do not set preprocessor
17596 inhibit_warnings, warnings_are_errors, warn_system_headers,
17597 pedantic_errors or inhibit_warnings flags.
17598 (c_common_post_options): Do not check cpp_errors (parse_in).
17599 (c_common_finish): Do not output dependencies if there were
17600 errors. Do not check return value of cpp_finish.
17601 * c-ppoutput.c (pp_file_change): Set input_location.
17602 * c-tree.h (c_cpp_error): Declare.
17603 * diagnostic.c (diagnostic_set_info_translated): Also initialize
17605 (diagnostic_build_prefix): Check override_column.
17606 * diagnostic.h (diagnostic_info): Add override_column field.
17607 (diagnostic_override_column): Define.
17609 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
17611 * c-common.c (c_expand_expr, c_staticp): Remove.
17612 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
17613 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
17614 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
17615 * c-gimplify.c (gimplify_compound_literal_expr,
17616 optimize_compound_literals_in_ctor): Remove.
17617 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
17618 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
17619 * c-semantics.c (emit_local_var): Remove.
17621 * langhooks-def.h (lhd_expand_expr): Remove.
17622 * langhooks.c (lhd_expand_expr): Remove.
17623 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
17625 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
17626 handling from c-semantics.c; don't call into langhook.
17627 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
17628 * gimplify.c (gimplify_compound_literal_expr,
17629 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
17630 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
17631 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
17632 as was done in c-gimplify.c.
17633 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
17634 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
17635 Move from c-common.h.
17636 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
17638 * tree.c (staticp): Do not call langhook.
17639 * langhooks.c (lhd_staticp): Delete.
17640 * langhooks-def.h (lhd_staticp): Delete prototype.
17641 (LANG_HOOKS_STATICP): Delete.
17642 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
17644 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
17645 instead of DECL_STMTs.
17647 2009-03-29 Joseph Myers <joseph@codesourcery.com>
17655 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
17657 (fold_call_expr): Return a NOP_EXPR from folding rather than the
17658 contained expression.
17659 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
17660 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
17661 conditional expressions for C.
17662 (decl_constant_value_for_optimization): Move from
17663 decl_constant_value_for_broken_optimization in c-typeck.c. Check
17664 whether optimizing and that the expression is a VAR_DECL not of
17665 array type instead of doing such checks in the caller. Do not
17666 check pedantic. Call gcc_unreachable for C++.
17667 * c-common.def (C_MAYBE_CONST_EXPR): New.
17668 * c-common.h (c_fully_fold, c_save_expr,
17669 decl_constant_value_for_optimization): New prototypes.
17670 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
17671 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
17672 EXPR_INT_CONST_OPERANDS): Define.
17673 * c-convert.c (convert): Strip nops from expression.
17674 * c-decl.c (groktypename): Take extra parameters expr and
17675 expr_const_operands. Update call to grokdeclarator.
17676 (start_decl): Update call to grokdeclarator. Add statement for
17677 expressions used in type of decl.
17678 (grokparm): Update call to grokdeclarator.
17679 (push_parm_decl): Update call to grokdeclarator.
17680 (build_compound_literal): Add parameter non_const and build a
17681 C_MAYBE_COSNT_EXPR if applicable.
17682 (grokdeclarator): Take extra parameters expr and
17683 expr_const_operands. Track expressions used in declaration
17684 specifiers and declarators. Fold array sizes and track whether
17685 they are constant expressions and whether they are integer
17686 constant expressions.
17687 (parser_xref_tag): Set expr and expr_const_operands fields in
17689 (grokfield): Update call to grokdeclarator.
17690 (start_function): Update call to grokdeclarator.
17691 (build_null_declspecs): Set expr and expr_const_operands fields in
17693 (declspecs_add_type): Handle expressions in typeof specifiers.
17694 * c-parser.c (c_parser_declspecs): Set expr and
17695 expr_const_operands fields for declaration specifiers.
17696 (c_parser_enum_specifier): Likewise.
17697 (c_parser_struct_or_union_specifier): Likewise.
17698 (c_parser_typeof_specifier): Likewise. Update call to
17699 groktypename. Fold expression as needed. Return expressions with
17700 type instead of adding statements.
17701 (c_parser_attributes): Update calls to c_parser_expr_list.
17702 (c_parser_statement_after_labels): Fold expression before passing
17703 to objc_build_throw_stmt.
17704 (c_parser_condition): Fold expression.
17705 (c_parser_asm_operands): Fold expression.
17706 (c_parser_conditional_expression): Use c_save_expr. Update call
17707 to build_conditional_expr.
17708 (c_parser_alignof_expression): Update call to groktypename.
17709 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
17710 original_code. Fold expression argument of va_arg. Create
17711 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
17712 argument to va_arg. Update calls to groktypename. Fold array
17713 index for offsetof. Verify that first argument to
17714 __builtin_choose_expr has integer type.
17715 (c_parser_postfix_expression_after_paren_type): Update calls to
17716 groktypename and build_compound_literal. Handle expressions with
17717 side effects in type name.
17718 (c_parser_postfix_expression_after_primary): Update call to
17719 c_parser_expr_list. Set original_code for calls to
17720 __builtin_constant_p.
17721 (c_parser_expr_list): Take extra parameter fold_p. Fold
17722 expressions if requested.
17723 (c_parser_objc_type_name): Update call to groktypename.
17724 (c_parser_objc_synchronized_statement): Fold expression.
17725 (c_parser_objc_receiver): Fold expression.
17726 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
17727 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
17728 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
17729 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
17730 (struct c_typespec): Add elements expr and expr_const_operands.
17731 (struct c_declspecs): Add elements expr and expr_const_operands.
17732 (groktypename, build_conditional_expr, build_compound_literal):
17734 (in_late_binary_op): Declare.
17735 * c-typeck.c (note_integer_operands): New function.
17736 (in_late_binary_op): New variable.
17737 (decl_constant_value_for_broken_optimization): Move to c-common.c
17738 and rename to decl_constant_value_for_optimization.
17739 (default_function_array_conversion): Do not strip nops.
17740 (default_conversion): Do not call
17741 decl_constant_value_for_broken_optimization.
17742 (build_array_ref): Do not fold result.
17743 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
17744 result when operand is a VLA.
17745 (c_expr_sizeof_type): Update call to groktypename. Handle
17746 expressions included in type name. Use C_MAYBE_CONST_EXPR for
17747 result when operand names a VLA type.
17748 (build_function_call): Update call to build_compound_literal.
17749 Only fold result for calls to __builtin_* functions. Strip
17750 NOP_EXPR from INTEGER_CST returned from such functions. Fold
17751 the function designator.
17752 (convert_arguments): Fold arguments. Update call to
17753 convert_for_assignment.
17754 (build_unary_op): Handle increment and decrement of
17755 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
17756 decrement earlier. Fold operand of increment and decrement.
17757 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
17758 built for integer operand. Wrap returns that are INTEGER_CSTs
17759 without being integer constant expressions or that have integer
17760 constant operands without being INTEGER_CSTs.
17761 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
17762 (build_conditional_expr): Add operand ifexp_bcp. Track whether
17763 result is an integer constant expression or can be used in
17764 unevaluated parts of one and avoid folding and wrap as
17765 appropriate. Fold operands before possibly doing -Wsign-compare
17767 (build_compound_expr): Wrap result for C99 if operands can be used
17768 in integer constant expressions.
17769 (build_c_cast): Update call to digest_init. Do not ignore
17770 overflow from casting floating-point constants to integers. Wrap
17771 results that could be confused with integer constant expressions,
17772 null pointer constants or floating-point constants.
17773 (c_cast_expr): Update call to groktypename. Handle expressions
17774 included in type name.
17775 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
17776 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
17777 Update calls to convert_for_assignment.
17778 (convert_for_assignment): Take new parameter
17779 null_pointer_constant. Do not strip nops or call
17780 decl_constant_value_for_broken_optimization. Set
17781 in_late_binary_op for conversions to boolean.
17782 (store_init_value): Update call to digest_init.
17783 (digest_init): Take new parameter null_pointer_constant. Do not
17784 call decl_constant_value_for_broken_optimization. pedwarn for
17785 initializers not constant expressions. Update calls to
17786 convert_for_assignment.
17787 (constructor_nonconst): New.
17788 (struct constructor_stack): Add nonconst element.
17789 (really_start_incremental_init, push_init_level, pop_init_level):
17790 Handle constructor_nonconst and nonconst element.
17791 (set_init_index): Call constant_expression_warning for array
17793 (output_init_element): Fold value. Set constructor_nonconst as
17794 applicable. pedwarn for initializers not constant expressions.
17795 Update call to digest_init. Call constant_expression_warning
17796 where constant initializers are required.
17797 (process_init_element): Use c_save_expr.
17798 (c_finish_goto_ptr): Fold expression.
17799 (c_finish_return): Fold return value. Update call to
17800 convert_for_assignment.
17801 (c_start_case): Fold switch expression.
17802 (c_process_expr_stmt): Fold expression.
17803 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
17804 ensure statement expression is not evaluated in constant expression.
17805 (build_binary_op): Track whether results are integer constant
17806 expressions or may occur in such, disable folding and wrap results
17807 as applicable. Fold operands for -Wsign-compare warnings unless
17809 (c_objc_common_truthvalue_conversion): Handle results folded to
17810 integer constants that are not integer constant expressions.
17811 * doc/extend.texi: Document when typeof operands are evaluated,
17812 that condition of __builtin_choose_expr is an integer constant
17813 expression, and more about use of __builtin_constant_p in
17816 2009-03-29 Richard Guenther <rguenther@suse.de>
17818 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
17819 propagate addresses of array references.
17821 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
17823 * regmove.c (perhaps_ends_bb_p): Remove.
17824 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
17825 from INSN and check that the main loop stays within that basic block.
17826 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
17827 (regmove_forward_pass): Split out from regmove_optimize. Use
17828 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
17829 (regmove_backward_pass): Split out from regmove_optimize. Use
17830 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
17831 (regmove_optimize): Simplify.
17833 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
17836 * config/i386/i386.c (classify_argument): Ignore flexible array
17837 member in struct and warn ABI change.
17839 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
17841 * config/i386/i386-protos.h (ix86_agi_dependent): New.
17843 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
17844 (ix86_adjust_cost): Updated.
17846 2009-03-29 Jan Hubicka <jh@suse.cz>
17848 PR middle-end/28850
17849 * tree-pass.h (pass_cleanup_eh): New function.
17850 (remove_unreachable_regions): Break code handling RTL
17851 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
17852 that can not be reached by runtime.
17853 (can_be_reached_by_runtime): New function.
17854 (label_to_region_map): New function.
17855 (num_eh_regions): New function.
17856 (rtl_remove_unreachable_regions): New function.
17857 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
17858 (remove_eh_region): New function.
17859 * except.h: Include sbitmap and vecprim.
17860 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
17861 num_eh_regions): Declare.
17862 * passes.c (init_optimization_passes): Schedule cleanup_eh.
17863 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
17864 * tree-eh.c (tree_remove_unreachable_handlers): New function.
17865 (tree_empty_eh_handler_p): New function.
17866 (cleanup_empty_eh): New function.
17867 (cleanup_eh): New function.
17868 (pass_cleanup_eh): New function.
17870 2009-03-29 Jan Hubicka <jh@suse.cz>
17872 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
17873 for removed regions.
17875 2009-03-29 Jan Hubicka <jh@suse.cz>
17877 * except.c (dump_eh_tree): Dump all datastructures.
17879 2009-03-29 Jan Hubicka <jh@suse.cz>
17881 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
17882 (duplicate_eh_regions_1): Likewise.
17883 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
17884 vector; call EH verification.
17885 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
17886 Be ready for region being removed.
17888 2009-03-29 Jan Hubicka <jh@suse.cz>
17890 * bitmap.c (bitmap_last_set_bit): New function.
17891 * bitmap.h (bitmap_last_set_bit): Declare.
17893 2009-03-29 David Ayers <ayers@fsfe.org>
17896 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
17897 by calling objc_compare_types and surpress warnings about
17898 incompatible C pointers that are compatible ObjC pointers.
17900 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
17902 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
17903 call initialize_inline_failed.
17904 (initialize_inline_failed): Move it from here ...
17905 * cgraph.c (initialize_inline_failed): ... to here.
17906 (cgraph_create_edge): Call initialize_inline_failed rather than
17907 setting inline_failed directly.
17909 2009-03-29 Ben Elliston <bje@au.ibm.com>
17912 * sysv4.opt (msdata): Improve comment.
17913 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
17914 * sysv4.h (SVR4_ASM_SPEC): Likewise.
17916 2009-03-29 Ben Elliston <bje@au.ibm.com>
17919 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
17920 load and store attributes.
17922 2009-03-29 Ben Elliston <bje@au.ibm.com>
17924 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
17925 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
17926 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
17927 * doc/extend.texi (X86 Built-in Functions): Add index entries for
17928 __builtin_infq and __builtin_huge_valq.
17930 2009-03-28 Anatoly Sokolov <aesok@post.ru>
17932 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
17934 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
17935 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
17937 2009-03-28 Xinliang David Li <davidxl@google.com>
17939 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
17940 (do_dbg_cnt): New function.
17942 2009-03-28 Jan Hubicka <jh@suse.cz>
17944 Merge from pretty-ipa:
17946 2009-03-27 Jan Hubicka <jh@suse.cz>
17948 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
17949 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
17950 * passes.c (function_called_by_processed_nodes_p): New.
17951 * ipa-pure-const.c (check_call): Fix handling of operands.
17952 (analyze_function): Dump debug output for skipped bodies.
17953 (local_pure_const): Use function_called_by_processed_nodes_p.
17954 * dwarf2out.c (reference_to_unused): Use output.
17955 * passes.c (do_per_function_toporder): Likewise.
17957 2008-11-12 Jan Hubicka <jh@suse.cz>
17959 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
17960 * ipa-pure-const.c (funct_state_d): Add can throw field; make
17961 state_set_in_source enum
17962 (check_decl): Ignore memory tags; do not set fake looping flags;
17964 (check_operand, check_tree, check_rhs_var, check_lhs_var,
17965 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
17966 (check_call, analyze_function): Rewrite.
17968 (add_new_function): Update call of analyze_function.
17969 (generate_summary): Add call of analyze_function.
17970 (propagate): Propagate can_throw; handle state_set_in_source correctly.
17971 (local_pure_const): New function.
17972 (pass_local_pure_const): New pass.
17973 * ipa-inline.c (inline_transform): Set after_inlining.
17974 * tree-eh.c (stmt_can_throw_external): New.
17975 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
17976 work with aliasing built.
17977 * tree-flow.h (stmt_can_throw_external): New.
17978 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
17979 and local pure/const pass in early and late optimization queue.
17981 2009-03-28 Martin Jambor <mjambor@suse.cz>
17983 * fold-const.c (get_pointer_modulus_and_residue): New parameter
17985 (fold_binary): Allow function decl aligment consideration is the
17986 second argument is integer constant one.
17987 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
17988 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
17989 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
17991 2009-03-28 Jan Hubicka <jh@suse.cz>
17993 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
17994 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
17995 * function.h (rtl_data): Add nothrow flag.
17996 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
17997 set DECL_NOTHROW for AVAILABLE functions.
17999 2009-03-28 Jakub Jelinek <jakub@redhat.com>
18001 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
18002 following vector keyword has expansion starting with pixel or bool
18003 keyword, expand vector to __vector and pixel or bool to __pixel or
18007 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
18008 warn_if_disallowed_function_p): Removed.
18009 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
18010 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
18011 warning_if_disallowed_function_p.
18012 * flags.h (warn_if_disallowed_function_p,
18013 warn_disallowed_functions): Removed.
18014 * common.opt (Wdisallowed-function-list=): Removed.
18015 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
18017 2009-03-28 Richard Guenther <rguenther@suse.de>
18019 PR tree-optimization/38723
18020 * tree-ssa-pre.c (compute_avail): Add all default definitions to
18023 2009-03-28 Jan Hubicka <jh@suse.cz>
18025 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
18026 test introduced by my previous patch.
18028 2009-03-28 Richard Guenther <rguenther@suse.de>
18030 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
18031 the PHIs value undefined.
18033 2009-03-28 Jan Hubicka <jh@suse.cz>
18035 * tree-pass.h (pass_fixup_cfg): New pass.
18036 * ipa-inline.c (inline_transform): Set
18037 always_inline_functions_inlined/after_inlining.
18038 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
18039 (pass_fixup_cfg): New pass.
18040 * passes.c (init_optimization_passes): Add fixup_cfg.
18042 2009-03-28 Richard Guenther <rguenther@suse.de>
18044 PR tree-optimization/38458
18045 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
18046 argument use the arguments copy-of value.
18048 2009-03-28 Richard Guenther <rguenther@suse.de>
18050 PR tree-optimization/38180
18051 * tree-ssa-ccp.c (get_default_value): Simplify.
18052 (likely_value): Likewise.
18053 (surely_varying_stmt_p): Properly handle VOP case.
18054 (ccp_initialize): Likewise.
18055 (ccp_fold): Handle propagating through *&.
18056 (fold_const_aggregate_ref): Also handle decls.
18058 2009-03-28 Jan Hubicka <jh@suse.cz>
18060 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
18061 * cgraph.h (cgraph_node): Likewise.
18062 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
18063 (cgraph_reset_node): Use process flag.
18064 (cgraph_mark_functions_to_output): Likewise.
18065 (cgraph_expand_function): Likewise.
18066 (cgraph_expand_all_functions): Likewise.
18067 (cgraph_output_in_order): Likewise.
18068 * dwarf2out.c (reference_to_unused): Likewise.
18069 * passes.c do_per_function_toporder): Likewise.
18071 2009-03-28 Jan Hubicka <jh@suse.cz>
18073 Bring from lto-branch:
18075 2008-09-03 Doug Kwan <dougkwan@google.com>
18077 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
18078 enums instead of reason strings.
18079 * cgraph.c (cgraph_create_edge): Same.
18080 (cgraph_inline_failed_string): New function.
18081 * cgraph.h (cgraph_inline_failed_t): New enum type.
18082 (cgraph_inline_failed_string): New prototype.
18083 (struct cgraph_edge): Change type of INLINED_FAILED from constant
18084 char pointer to cgraph_inline_failed_t.
18085 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
18086 (cgraph_default_inline_p): Ditto.
18087 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
18088 to cgraph_inline_failed_t pointer.
18089 * cif-code.def: New file.
18090 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
18092 (cgraph_check_inline_limits): Change type of REASON to pointer to
18093 cgraph_inline_failed_t. Replace reason strings with enums.
18094 (cgraph_default_inline_p): Ditto.
18095 (cgraph_recursive_inlining_p): Ditto.
18096 (update_caller_keys): Change type of FAILED_REASON to
18097 cgraph_inline_failed_t.
18098 (cgraph_set_inline_failed): Change type of REASON to pointer to
18099 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
18100 convert enums to strings for text output.
18101 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
18102 to be of type cgraph_inline_failed_t. Replace reason strings with
18103 enums. Call cgraph_inline_failed_string to covert enums
18104 to strings for text output.
18105 (cgraph_decide_inlining): Replace reason strings with enums.
18106 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
18107 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
18109 * tree-inline.c (expand_call_inline): Change type of REASON
18110 to cgraph_inline_failed_t. Replace reason strings with enums.
18111 Call cgraph_inline_failed_string for text output.
18112 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
18115 2009-03-28 Jan Hubicka <jh@suse.cz>
18117 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
18118 cgraph_clone_node): Remove master clone handling.
18119 (cgraph_is_master_clone, cgraph_master_clone): Remove.
18120 * cgraph.h (master_clone): Remove.
18121 (cgraph_is_master_clone, cgraph_master_clone): Remove.
18122 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
18123 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
18125 2009-03-28 Jan Hubicka <jh@suse.cz>
18127 * cgraph.c (cgraph_function_body_availability): Functions declared
18128 inline are always safe to assume that it is not going to be replaced.
18130 2009-03-28 Richard Guenther <rguenther@suse.de>
18132 PR tree-optimization/38513
18133 * tree-ssa-pre.c (eliminate): Remove redundant stores.
18134 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
18135 EXC_PTR_EXPR and FILTER_EXPR.
18136 (get_ref_from_reference_ops): Likewise.
18138 2009-03-28 Richard Guenther <rguenther@suse.de>
18140 PR tree-optimization/38968
18141 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
18142 Use FLOOR_MOD_EXPR to compute misalignment.
18144 2009-03-28 Richard Guenther <rguenther@suse.de>
18146 PR tree-optimization/37795
18147 * tree.h (combine_comparisons): Declare.
18148 * fold-const.c (combine_comparisons): Export.
18149 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
18151 (ifcombine_iforif): Use combine_comparisons.
18153 2009-03-28 Jan Hubicka <jh@suse.cz>
18155 * tree-eh.c (inlinable_call_p): New function.
18156 (make_eh_edges): Use it.
18157 (verify_eh_edges): Use it.
18158 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
18159 * except.c (reachable_next_level): Add inlinable_function argument
18160 (sjlj_find_directly_reachable_regions): Update.
18161 (add_reachable_handler): Do not set saw_any_handlers.
18162 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
18163 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
18164 Add new inlinable call parameter.
18165 (can_throw_internal, can_throw_external): Update.
18166 * except.h (can_throw_internal_1, can_throw_external_1,
18167 foreach_reachable_handler): Update declaration.
18169 2009-03-28 Joseph Myers <joseph@codesourcery.com>
18171 * config/arm/t-arm-coff, config/h8300/coff.h,
18172 config/i386/i386-aout.h, config/i386/i386-coff.h,
18173 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
18174 config/pdp11/2bsd.h, config/rs6000/aix41.h,
18175 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
18176 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
18177 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
18178 sys-types.h: Remove.
18179 * Makefile.in: Remove protoize and fixproto support and references
18181 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
18182 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
18184 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
18185 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
18186 unprotoize$(exeext).
18187 (rest.encap): Don't depend on $(STMP_FIXPROTO)
18188 (.PHONY): Don't depend on proto.
18189 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
18190 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
18191 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
18192 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
18193 build/gen-protos.o, build/scan.o, xsys-protos.h,
18194 build/fix-header$(build_exeext), build/fix-header.o,
18195 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
18196 stmp-install-fixproto): Remove.
18197 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
18198 SYSCALLS.c or fixproto files.
18199 (install-common): Don't install protoize.
18200 (install-headers-tar, install-headers-cpio, install-headers-cp):
18201 Don't depend on $(STMP_FIXPROTO).
18202 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
18203 install fixproto files or write out fixproto settings.
18204 (uninstall): Don't uninstall protoize.
18205 * config.gcc (use_fixproto): Remove.
18206 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
18207 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
18208 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
18209 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
18210 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
18211 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
18212 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
18213 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
18214 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
18215 * config/t-vxworks (STMP_FIXPROTO): Remove.
18216 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
18217 STMP_FIXPROTO): Remove.
18218 * config.in, configure: Regenerate.
18219 * crtstuff.c (gid_t, uid_t): Don't undefine.
18220 * doc/install.texi: Change m68k-coff to m68k-elf in example.
18221 (arm-*-coff, arm-*-aout: Remove target entries.
18222 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
18223 Remove mention of AIX 4.1.
18224 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
18225 * doc/invoke.texi (Running Protoize): Remove.
18226 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
18227 (Protoize Caveats): Remove.
18228 * tsystem.h: Update comments on headers assumed to exist.
18230 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
18232 * genautomata.c: Add a new year to the copyright. Add a new
18234 (struct insn_reserv_decl): Add comments for member bypass_list.
18235 (find_bypass): Remove.
18236 (insert_bypass): New.
18237 (process_decls): Use insert_bypass.
18238 (output_internal_insn_latency_func): Output all bypasses with the
18239 same input insn in one switch case.
18241 * rtl.def (define_bypass): Describe bypass choice.
18242 * doc/md.texi (define_bypass): Ditto.
18244 2009-03-27 Richard Guenther <rguenther@suse.de>
18246 * gimplify.c (mark_addressable): Export.
18247 * tree-flow.h (mark_addressable): Declare.
18248 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
18249 * tree-ssa.c (verify_phi_args): Verify that address taken
18250 variables have TREE_ADDRESSABLE set.
18252 2009-03-27 Richard Guenther <rguenther@suse.de>
18254 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
18255 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
18256 Do not mark decls TREE_ADDRESSABLE.
18257 (build_fold_addr_expr): Adjust.
18258 (fold_addr_expr): Remove.
18259 (fold_unary): Use build_fold_addr_expr.
18260 (fold_comparison): Likewise.
18261 (split_address_to_core_and_offset): Likewise.
18262 * coverage.c (tree_coverage_counter_addr): Mark the array decl
18264 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
18265 (gimplify_modify_expr_to_memcpy): Mark source and destination
18267 * omp-low.c (create_omp_child_function): Mark the object decl
18269 (lower_rec_input_clauses): Mark the var we take the address of
18271 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
18273 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18275 PR middle-end/39315
18276 * cfgexpand.c (expand_one_stack_var_at): Change alignment
18277 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
18279 2009-03-27 Richard Guenther <rguenther@suse.de>
18281 PR tree-optimization/39120
18282 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
18284 (handle_lhs_call): Process return constraints. Add escape
18285 constraints if necessary.
18286 (handle_const_call): Fill out return constraints. Make nested
18287 case more precise. Avoid consttmp if possible.
18288 (handle_pure_call): Fill out return constraints. Avoid
18289 callused if possible.
18290 (find_func_aliases): Simplify call handling.
18292 2009-03-27 Richard Guenther <rguenther@suse.de>
18294 PR tree-optimization/39120
18295 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
18296 as a representative.
18297 (solve_graph): Do propagate CALLUSED.
18298 (handle_pure_call): Use a scalar constraint from CALLUSED for
18300 (find_what_p_points_to): CALLUSED shall not appear in poins-to
18303 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18306 * c-common.c (handle_aligned_attribute): Properly check alignment
18307 overflow. Use (1U << i) instead of (1 << i).
18309 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
18311 * expr.h (get_mem_align_offset): Updated.
18313 * tree.h (tree_decl_common): Change align to "unsigned int" and
18314 move it before pointer_alias_set.
18316 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18317 Jakub Jelinek <jakub@redhat.com>
18320 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
18321 gr_register_operand with gr_reg_or_0_operand.
18322 (cmpxchg_rel_di): Likewise.
18323 (sync_lock_test_and_set<mode>): Likewise.
18325 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18327 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
18328 (true_regnum): Likewise.
18330 * rtlanal.c (subreg_info): Moved to ...
18331 * rtl.h (subreg_info): Here. New.
18332 (subreg_get_info): New.
18334 * rtlanal.c (subreg_get_info): Make it extern.
18336 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18339 * config/i386/i386.c (ix86_abi): New.
18340 (override_options): Handle -mabi=.
18341 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
18342 (ix86_call_abi_override): Likewise.
18343 (init_cumulative_args): Likewise.
18344 (function_arg_advance): Likewise.
18345 (function_arg_64): Likewise.
18346 (function_arg): Likewise.
18347 (ix86_pass_by_reference): Likewise.
18348 (ix86_function_value_regno_p): Likewise.
18349 (ix86_build_builtin_va_list_abi): Likewise.
18350 (setup_incoming_varargs_64): Likewise.
18351 (is_va_list_char_pointer): Likewise.
18352 (ix86_init_machine_status): Likewise.
18353 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
18354 (ix86_function_type_abi): Return enum calling_abi. Rewrite
18355 for 64bit. Replace DEFAULT_ABI with ix86_abi.
18356 (ix86_function_abi): Make it static and return enum calling_abi.
18357 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
18359 (ix86_fn_abi_va_list): Updated.
18361 * config/i386/i386.h (ix86_abi): New.
18362 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
18363 (CONDITIONAL_REGISTER_USAGE): Likewise.
18364 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
18365 (machine_function): Likewise.
18367 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
18369 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
18370 (STACK_BOUNDARY): Likewise.
18371 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
18373 * config/i386/i386.opt (mabi=): New.
18375 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
18376 return enum calling_abi.
18377 (ix86_function_type_abi): Likewise.
18378 (ix86_function_abi): Removed.
18380 * doc/invoke.texi: Document -mabi= option for x86.
18382 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18384 * builtins.c (real_dconstp): Delete.
18385 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
18387 2009-03-27 Dodji Seketeli <dodji@redhat.com>
18388 Jakub Jelinek <jakub@redhat.com>
18391 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
18392 (gen_subprogram_die): When a function is explicit, generate the
18393 DW_AT_explicit attribute.
18394 * langhooks.h (struct lang_hooks_for_decls): Add
18395 function_decl_explicit_p langhook.
18396 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
18397 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
18399 2009-03-27 Jakub Jelinek <jakub@redhat.com>
18401 * builtins.c (fold_builtin_memory_op): Optimize memmove
18402 into memcpy if we can prove source and destination don't overlap.
18404 * tree-inline.c: Include gt-tree-inline.h.
18405 (clone_fn_id_num): New variable.
18406 (clone_function_name): New function.
18407 (tree_function_versioning): Use it.
18408 * Makefile.in (GTFILES): Add tree-inline.c.
18410 2009-03-27 Mark Mitchell <mark@codesourcery.com>
18412 * BASE-VER: Change to 4.5.0.
18414 2009-03-27 Xinliang David Li <davidxl@google.com>
18416 PR tree-optimization/39557
18417 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
18419 2009-03-27 Xinliang David Li <davidxl@google.com>
18421 PR tree-optimization/39548
18422 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
18425 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18427 * c-common.c (pointer_int_sum): Use %wd on return from
18430 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18432 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
18433 on return from tree_low_cst.
18435 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
18438 * ginclude/stdarg.h (va_copy): Define also for
18439 __GXX_EXPERIMENTAL_CXX0X__.
18441 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18444 * builtins.h (c_strlen): Do not warn here.
18445 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
18446 * c-common.c (pointer_int_sum): Take an explicit location.
18447 Warn about offsets out of bounds.
18448 * c-common.h (pointer_int_sum): Adjust declaration.
18450 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18452 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
18455 2009-03-26 Jakub Jelinek <jakub@redhat.com>
18458 * opts.c (warn_if_disallowed_function_p): Don't assume
18459 get_callee_fndecl must return non-NULL.
18461 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
18463 PR rtl-optimization/39522
18464 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
18465 when reg_reloaded_valid is set.
18467 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18469 * config/spu/divv2df3.c: New file.
18470 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
18471 (DPBIT_FUNCS): Filter out _div_df.
18473 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
18475 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
18476 a jump insn, count that jump in the distance to the loop start.
18478 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
18481 * config/sh/sh.c (calc_live_regs): Fix condition for global
18482 registers except PIC_OFFSET_TABLE_REGNUM.
18484 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
18487 * doc/invoke.texi (-mconsole): New.
18489 (-mno-cygwin): New.
18491 (-mnop-fun-dllimport): New.
18495 (sub section "i386 and x86-64 Windows Options"): New.
18497 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
18499 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
18500 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
18502 2009-03-25 Richard Guenther <rguenther@suse.de>
18504 PR middle-end/39497
18505 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
18508 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
18510 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
18511 neither of haifa/selective schedulers are working.
18513 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18515 * doc/invoke.texi (Debugging Options): Fix description of
18516 -fno-merge-debug-strings.
18518 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
18520 * config/cris/libgcc.ver: New version-script.
18521 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
18523 * configure.ac <GAS features, nop mnemonic>: Add pattern
18524 crisv32-*-* for "nop".
18525 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
18526 * configure: Regenerate.
18528 2009-03-24 Ira Rosen <irar@il.ibm.com>
18530 PR tree-optimization/39529
18531 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
18532 mark_sym_for_renaming for the tag copied to the new vector
18535 2009-03-24 Arthur Loiret <aloiret@debian.org>
18537 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
18538 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
18539 EXTRA_SPEC_FUNCTIONS.
18540 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
18541 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
18542 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
18543 -march and -mtune options.
18545 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
18547 * config/m68k/t-rtems: Add m5329 multilib.
18549 2009-03-24 Dodji Seketeli <dodji@redhat.com>
18550 Jakub Jelinek <jakub@redhat.com>
18553 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
18556 2009-03-23 Jakub Jelinek <jakub@redhat.com>
18559 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
18560 instead of c_parser_expression_conv, if original_code isn't one of the
18561 4 allowed comparison codes, fail.
18563 2009-03-23 Richard Guenther <rguenther@suse.de>
18565 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
18566 * tree.h (struct tree_type): Likewise.
18567 * reload.h (struct insn_chain): Likewise.
18568 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
18569 * function.h (struct function): Likewise.
18570 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
18572 2009-03-23 Jakub Jelinek <jakub@redhat.com>
18574 PR tree-optimization/39516
18575 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
18577 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
18579 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
18580 should be set true if BITS_PER_WORD of target is bigger than 32
18582 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
18584 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
18585 Translate -B-options to -rpath-link. Correct existing
18586 rpath-link and conditionalize on !nostdlib.
18588 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18590 * doc/extend.texi (Function Attributes, Variable Attributes):
18592 * doc/invoke.texi (Debugging Options, Optimize Options)
18593 (i386 and x86-64 Options, MCore Options): Likewise.
18595 2009-03-20 Jakub Jelinek <jakub@redhat.com>
18598 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
18599 it for block local namespace aliases.
18600 (gen_decl_die): Pass context_die to gen_namespace_die.
18602 2009-03-19 Jakub Jelinek <jakub@redhat.com>
18605 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
18606 minimum or maximum value.
18608 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
18610 * reginfo.c (globalize_reg): Recompute derived reg sets.
18612 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
18615 * libgcc2.c (mprotect): Do not use signed arguments for
18616 VirtualProtect, use DWORD arguments. Also fix the 'may
18617 be used uninitialized' warning for the np variable.
18619 2009-03-19 Jakub Jelinek <jakub@redhat.com>
18622 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
18623 functions using regparm calling conventions when not optimizing.
18624 (ix86_function_sseregparm): Similarly for sseregparm calling
18627 2009-03-19 Li Feng <nemokingdom@gmail.com>
18629 PR middle-end/39500
18630 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
18631 dependence if the first conflict is after niter iterations.
18633 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
18635 PR middle-end/38609
18636 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
18637 functions with dynamic stack-pointer adjustments.
18639 2009-03-19 Ben Elliston <bje@au.ibm.com>
18641 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
18642 option; change to -msdata=data.
18644 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18646 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
18649 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
18652 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
18654 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
18656 * doc/invoke.texi (Code Gen Options): Expand discussion of
18659 2009-03-18 Jakub Jelinek <jakub@redhat.com>
18661 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
18662 * matrix-reorg.c (struct matrix_info): Likewise.
18663 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
18664 * rtl.h (struct mem_attrs): Likewise.
18665 * df.h (struct df): Likewise.
18666 * tree-data-ref.h (struct data_dependence_relation): Likewise.
18667 * ira-int.h (struct ira_allocno): Likewise.
18668 * df-scan.c (struct df_collection_rec): Likewise.
18669 * ira.c (struct equivalence): Likewise.
18670 * function.c (struct temp_slot): Likewise.
18671 * cfgloop.h (struct loop): Likewise.
18674 * function.c (use_register_for_decl): When not optimizing, disregard
18675 register keyword for variables with types containing methods.
18677 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
18679 PR middle-end/39447
18680 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
18681 (is_simple_operand): Call contains_component_ref_p before calling data
18682 reference analysis that would fail on COMPONENT_REFs.
18684 * tree-vrp.c (search_for_addr_array): Fix formatting.
18686 2009-03-18 Richard Guenther <rguenther@suse.de>
18688 * tree-vect-transform.c (vect_loop_versioning): Fold the
18689 generated comparisons.
18690 * tree-vectorizer.c (set_prologue_iterations): Likewise.
18691 (slpeel_tree_peel_loop_to_edge): Likewise.
18693 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18695 PR middle-end/37805
18696 * opts.c (print_specific_help): In addition to `undocumented',
18697 accept `separate' and `joined' flags if passed alone. Describe
18698 output by the first matched one of those.
18699 (common_handle_option): Skip over empty strings.
18700 * gcc.c (display_help): Fix help string for `--help='.
18701 * doc/invoke.texi (Option Summary, Overall Options): With
18702 `--help=', classes and qualifiers can both be repeated, but
18703 only the latter can be negated. One should not pass only
18704 negated qualifiers. Fix markup and examples.
18707 2008-10-14 Jakub Jelinek <jakub@redhat.com>
18708 PR middle-end/37805
18709 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
18710 and -fhelp=separate.
18712 2009-03-17 Jing Yu <jingyu@google.com>
18714 PR middle-end/39378
18715 * function.h (struct rtl_data): Move is_thunk from here...
18716 (struct function): ...to here.
18717 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
18718 * varasm.c (assemble_start_function): Change is_thunk from crtl to
18720 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
18722 (alpha_does_function_need_gp, alpha_start_function): Likewise.
18723 (alpha_output_function_end_prologue): Likewise.
18724 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
18725 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
18726 (rs6000_output_function_epilogue): Likewise.
18727 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
18729 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
18732 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
18733 from different units in a single alternative.
18734 (*truncdfsf_i387): Ditto.
18735 (*truncxfsf2_mixed): Ditto.
18736 (*truncxfdf2_mixed): Ditto.
18738 2009-03-17 Jakub Jelinek <jakub@redhat.com>
18740 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
18741 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
18744 * tree-ssa-live.c (remove_unused_locals): Don't remove local
18745 unused non-artificial variables when not optimizing.
18748 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
18749 DW_TAG_imported_module even if decl is IMPORTED_DECL with
18750 NAMESPACE_DECL in its DECL_INITIAL.
18752 PR middle-end/39443
18753 * optabs.c (set_user_assembler_libfunc): New function.
18754 * expr.h (set_user_assembler_libfunc): New prototype.
18755 * c-common.c: Include libfuncs.h.
18756 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
18757 for memcmp, memset, memcpy, memmove and abort.
18758 * Makefile.in (c-common.o): Depend on libfuncs.h.
18761 * dwarf2out.c (gen_inlined_enumeration_type_die,
18762 gen_inlined_structure_type_die, gen_inlined_union_type_die,
18763 gen_tagged_type_instantiation_die): Removed.
18764 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
18767 2009-03-17 Janis Johnson <janis187@us.ibm.com>
18770 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
18772 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
18773 (check-parallel-%): Ditto.
18774 (check-consistency): Ditto.
18776 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
18778 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
18779 local variable rhs by NULL_TREE.
18781 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18784 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
18786 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18789 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
18791 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18794 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
18795 for ms->sysv ABI calls only in 64bit mode.
18797 * config/i386/i386.md (untyped_call): Support 32bit.
18799 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
18801 * doc/extend.texi: Replace x86_65 with x86_64.
18803 2009-03-16 Jakub Jelinek <jakub@redhat.com>
18805 PR tree-optimization/39455
18806 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
18807 mismatches for POINTER_TYPE_P (type).
18808 (number_of_iterations_le): Likewise.
18810 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
18812 * config/picochip/picochip.c: Removed profiling support.
18813 * config/picochip/picochip.md: Removed profiling instruction.
18814 * config/picochip/picochip.h: Removed profiling builtin.
18816 2009-03-16 Joseph Myers <joseph@codesourcery.com>
18818 * doc/install.texi (--with-host-libstdcxx): Document.
18820 2009-03-14 Anatoly Sokolov <aesok@post.ru>
18823 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
18824 generate a warning if the function name does not begin with
18825 "__vector" and the function has either the 'signal' or 'interrupt'
18826 attribute, from here to ...
18827 (avr_declare_function_name): ...here. New function.
18828 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
18829 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
18831 2009-03-14 Jakub Jelinek <jakub@redhat.com>
18834 * cse.c (fold_rtx): Don't modify original const_arg1 when
18835 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
18836 separate variable instead.
18837 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
18838 from out of range shift counts.
18839 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
18841 2009-03-13 Catherine Moore <clm@codesourcery.com>
18843 * config/i386/x-mingw32 (host-mingw32.o): Replace
18844 diagnostic.h with $(DIAGNOSTIC_H).
18846 2009-03-12 Jakub Jelinek <jakub@redhat.com>
18849 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
18851 * config/i386/sync.md (sync_compare_and_swap<mode>,
18852 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
18853 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
18855 (sync_double_compare_and_swapdi_pic,
18856 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
18857 cmpxchg8b_pic_memory_operand instead of just memory_operand.
18859 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18862 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
18864 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18867 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
18868 (avx_addsubv4df3): Likewise.
18869 (*avx_addsubv4sf3): Likewise.
18870 (sse3_addsubv4sf3): Likewise.
18872 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18875 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
18877 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
18880 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
18881 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
18882 registers for allocnos created from user-defined variables.
18884 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18887 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
18888 of non-integer mode as well.
18890 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
18892 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
18893 for functions for which the parameter types are unknown.
18895 2009-03-11 Jakub Jelinek <jakub@redhat.com>
18898 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
18899 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
18900 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
18901 * config/i386/i386.c (ix86_local_alignment): For
18902 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
18903 long long variables on the stack to avoid dynamic realignment.
18904 Allow the first argument to be a decl rather than type.
18905 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
18907 2009-03-11 Nick Clifton <nickc@redhat.com>
18910 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
18912 Add description to mno-lsim option.
18913 * config/mcore/mcore.h: Remove comment about deprecated m4align
18915 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
18916 * doc/invoke.texi: Add description of mno-lsim and
18917 mstack-increment options.
18919 * config/fr30/fr30.opt: Document the -mno-lsim option.
18920 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
18921 and -mno-lsim options.
18923 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18925 * fold-const.c (fold_comparison): Only call fold_inf_compare
18926 if the mode supports infinities.
18928 2009-03-11 Jason Merrill <jason@redhat.com>
18931 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
18932 end already did. Notice GIMPLE_CALL modifications of the result.
18933 Don't copy debug information from an ignored decl or a decl from
18936 2009-03-10 Richard Guenther <rguenther@suse.de>
18937 Nathan Froyd <froydnj@codesourcery.com>
18939 PR middle-end/37850
18940 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
18941 (__divMODE3): Likewise.
18943 2009-03-09 Jakub Jelinek <jakub@redhat.com>
18945 PR tree-optimization/39394
18946 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
18947 DECL_SIZE_UNIT of variable length FIELD_DECLs.
18949 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18951 * recog.c (verfiy_changes): Disallow renaming of hard regs in
18952 inline asms for register asm ("") declarations.
18954 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
18956 * fold-const.c (fold_unary): Fix comment.
18958 2009-03-07 Jan Hubicka <jh@suse.cz>
18961 * tree-inline.c (setup_one_parameter): Do replacement of const
18962 argument by constant in SSA form.
18964 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18966 PR middle-end/38028
18967 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
18968 determine alignment passed to assign_stack_local.
18969 (assign_parms_unsplit_complex): Likewise.
18970 * except.c (sjlj_build_landing_pads): Likewise.
18972 2009-03-06 Jakub Jelinek <jakub@redhat.com>
18974 PR middle-end/39360
18975 * tree-flow.h (add_referenced_var): Return bool instead of void.
18976 * tree-dfa.c (add_referenced_var): Return result of
18977 referenced_var_check_and_insert call.
18978 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
18979 of referenced_var_check_and_insert.
18982 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
18983 (gen_variable_die): Emit DW_AT_location on abstract static variable's
18984 DIE, don't emit it if abstract origin already has it.
18985 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
18986 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
18988 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
18990 * genpreds.c (needs_variable): Fix parentheses at variable name
18992 (write_tm_constrs_h): Indent generated code.
18994 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18996 * doc/extend.texi (Function Attributes): Add documentation
18997 for isr attributes.
18999 2009-03-06 Jakub Jelinek <jakub@redhat.com>
19002 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
19003 take locus from its DECL_SOURCE_LOCATION instead of input_location.
19005 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
19007 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
19010 2009-03-05 Jakub Jelinek <jakub@redhat.com>
19013 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
19014 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
19016 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
19018 * config/i386/i386.md (R8_REG, R9_REG): New constants.
19019 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
19020 constants instead of magic numbers.
19021 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
19023 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
19024 (x86_64_ms_abi_int_parameter_registers): Ditto.
19025 (x86_64_int_return_registers): Ditto.
19026 (ix86_maybe_switch_abi): Ditto.
19027 (ix86_expand_call): Ditto for clobbered_registers array.
19028 (ix86_hard_regno_mode_ok): Ditto.
19029 (x86_extended_QIreg_mentioned_p): Ditto.
19031 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
19033 PR tree-optimization/39349
19034 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
19036 * combine.c (gen_lowpart_for_combine): Use omode when generating
19039 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
19041 PR rtl-optimization/39235
19042 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
19044 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
19046 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
19048 2009-03-04 Richard Guenther <rguenther@suse.de>
19050 PR tree-optimization/39362
19051 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
19052 that occur in abnormal PHIs should be varying.
19054 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
19056 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
19058 (simple_iv): Take loop as an argument instead of statement.
19059 * tree-scalar-evolution.h (simple_iv): Declaration changed.
19060 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
19062 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
19064 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
19065 * matrix-reorg.c (analyze_transpose): Ditto.
19066 * tree-data-ref.c (dr_analyze_innermost): Ditto.
19067 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
19068 * tree-predcom.c (ref_at_iteration): Ditto.
19069 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
19071 2009-03-04 Richard Guenther <rguenther@suse.de>
19073 PR tree-optimization/39358
19074 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
19075 escaped_id and callused_id.
19076 (solve_graph): Likewise.
19078 2009-03-04 Richard Guenther <rguenther@suse.de>
19080 PR tree-optimization/39339
19081 * tree-sra.c (try_instantiate_multiple_fields): Make it
19082 no longer ICE on the above.
19084 2009-03-03 Joseph Myers <joseph@codesourcery.com>
19086 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
19087 that fits within Pmode.
19089 2009-03-03 Steve Ellcey <sje@cup.hp.com>
19091 PR middle-end/10109
19092 * tm.texi (LIBCALL_VALUE): Update description.
19094 2009-03-03 Steve Ellcey <sje@cup.hp.com>
19096 PR middle-end/34443
19097 * doc/extend.texi (section): Update description.
19099 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
19101 PR middle-end/39345
19102 * tree-inline.c (remapped_type): New.
19103 (can_be_nonlocal): Call remapped_type instead of remap_type.
19105 2009-03-03 Jakub Jelinek <jakub@redhat.com>
19108 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
19109 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
19111 2009-03-03 Richard Guenther <rguenther@suse.de>
19113 PR middle-end/39272
19114 * tree.c (tree_nonartificial_location): New function.
19115 * tree.h (tree_nonartificial_location): Declare.
19116 * builtins.c (expand_builtin_memory_chk): Provide location
19117 of the call location for artificial function pieces.
19118 (maybe_emit_chk_warning): Likewise.
19119 (maybe_emit_sprintf_chk_warning): Likewise.
19120 (maybe_emit_free_warning): Likewise.
19121 * expr.c (expand_expr_real_1): Likewise.
19123 2009-03-03 Jakub Jelinek <jakub@redhat.com>
19125 PR tree-optimization/39343
19126 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
19127 COMPONENT_REF t has ARRAY_TYPE.
19129 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
19131 PR middle-end/39335
19132 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
19133 when the type precision of the induction variable should be
19134 larger than the type precision of nit.
19135 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
19136 * graphite.c (graphite_loop_normal_form): Same.
19137 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
19139 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
19141 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
19142 (*call_1_rex64_ms_sysv): Use named constants instead of magic
19143 numbers to describe clobbered registers.
19144 (*call_value_0_rex64_ms_sysv): Ditto.
19145 * config/i386/mmx.md (mmx_emms): Ditto.
19146 (mmx_femms): Ditto.
19148 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
19150 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
19153 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19155 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
19156 (spu_section_type_flags): New function.
19158 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
19160 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
19161 reg_class_contents of FLOAT_REGS into a temporary.
19163 2009-03-02 Richard Guenther <rguenther@suse.de>
19164 Ira Rosen <irar@il.ibm.com>
19166 PR tree-optimization/39318
19167 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
19168 information to the vectorized statement.
19170 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
19172 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
19173 variable. Use defined names instead of magic constants for REX SSE
19176 2009-03-01 Richard Guenther <rguenther@suse.de>
19178 PR tree-optimization/39331
19179 * omp-low.c (lower_send_shared_vars): Do not receive new
19180 values for the reference of DECL_BY_REFERENCE parms or results.
19182 2009-03-01 Jan Hubicka <jh@suse.cz>
19185 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
19186 BLOCK_NONLOCALIZED_VAR): New macros.
19187 (tree_block): Add nonlocalized_vars.
19188 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
19189 gen_decl_die): Add origin argument. Allow generation of die with
19190 origin at hand only.
19191 (gen_member_die, gen_type_die_with_usage, force_decl_die,
19192 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
19194 (gen_block_die): Fix checking for unused blocks.
19195 (process_scope_var): Break out from .... ; work with origins only.
19196 (decls_for_scope) ... here; process nonlocalized list.
19197 (dwarf2out_ignore_block): Look for nonlocalized vars.
19198 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
19200 (dump_scope_block): Dump them.
19201 * tree-inline.c (remap_decls): Handle nonlocalized vars.
19202 (remap_block): Likewise.
19203 (can_be_nonlocal): New predicate.
19204 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
19206 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19208 * configure: Regenerate.
19210 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19212 * optc-gen.awk: No need to duplicate option flags twice.
19213 Reuse help texts for duplicate options which do not have any.
19215 * gcc.c (display_help): Document --version.
19217 * gcc.c (main): If print_help_list and verbose_flag, ensure
19218 driver output comes before subprocess output.
19220 * optc-gen.awk: Assign all remaining fields to help string,
19221 space-separated, for multi-line help in *.opt.
19223 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
19224 -Wno-pedantic-ms-format is for MinGW targets only.
19226 * doc/options.texi (Option file format): Fix bad indentation,
19227 restoring dropped sentence.
19229 2009-02-28 Jan Hubicka <jh@suse.cz>
19231 * tree-inline.c (tree_function_versioning): Output debug info.
19233 2009-02-28 Jan Hubicka <jh@suse.cz>
19236 * tree-inline.c (setup_one_parameter): Do not copy propagate
19237 arguments when not optimizing.
19239 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
19242 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
19243 (avx_addsubv4df3): Likewise.
19244 (*avx_addsubv4sf3): Likewise.
19245 (sse3_addsubv4sf3): Likewise.
19246 (*avx_addsubv2df3): Likewise.
19247 (sse3_addsubv2df3): Likewise.
19248 (avx_unpckhps256): Correct item selectors.
19249 (avx_unpcklps256): Likewise.
19250 (avx_unpckhpd256): Likewise.
19251 (avx_unpcklpd256): Likewise.
19253 2009-02-28 Jan Hubicka <jh@suse.cz>
19255 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
19257 (copy_arguments_for_versioning): If var is declared don't declare it.
19258 (tree_function_versioning): First setup substitutions and then copy
19261 2009-02-27 Jan Hubicka <jh@suse.cz>
19264 * cgraph.h (varpool_output_debug_info): Remove.
19265 * cgraphunit.c (varpool_output_debug_info): Remove.
19266 * dwarf2out.c (deferred_locations_struct): New struct
19267 (deferred_locations): New type.
19268 (deferred_locations_list): New static var.
19269 (deffer_location): New function.
19270 (gen_variable_die): Use it.
19271 (decls_for_scope): Output info on local static vars.
19272 (dwarf2out_finish): Process deferred locations.
19273 * varpool.c (varpool_output_debug_info): Remove.
19275 2009-02-27 Jan Hubicka <jh@suse.cz>
19278 * tree.h (TREE_PROTECTED): Fix comment.
19279 (BLOCK_HANDLER_BLOCK): Remove.
19280 (struct tree_block): Remove handler_block add body_block.
19281 (inlined_function_outer_scope_p): New.
19282 (is_body_block): Remove.
19283 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
19284 * dwarf2out.c (is_inlined_entry_point): Remove.
19285 (add_high_low_attributes): Use inlined_function_outer_scope_p.
19286 (gen_block_die): Use is_inlined_entry_point check. Remove body block
19288 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
19289 * gimplify.c (gimplify_expr): Gimplify body blocks.
19290 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
19291 block with multiple subblocks.
19292 (dump_scope_block): Prettier output; dump more flags and info.
19293 (dump_scope_blocks): New.
19294 (remove_unused_locals): Use dump_scope_blocks.
19295 * tree-flow.h (dump_scope_blocks): Declare.
19296 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
19297 * stmt.c (is_body_block): Remove.
19298 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
19299 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
19301 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
19303 PR middle-end/39308
19304 * graphite.c (graphite_loop_normal_form): Do not call
19305 number_of_iterations_exit from a gcc_assert.
19307 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
19309 * config/s390/s390.c (s390_swap_cmp): Look for conditional
19310 jumps if COND is NULL.
19311 (find_cond_jump): New function.
19312 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
19313 * config/s390/s390.md: Remove z10_cobra attribute value.
19315 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
19317 * config/alpha/alpha.h (alpha_expand_mov): Return false if
19318 force_const_mem returns NULL_RTX.
19320 2009-02-26 Jan Hubicka <jh@suse.cz>
19323 * cgraph.h (varpool_output_debug_info): Remove.
19324 * cgraphunit.c (varpool_output_debug_info): Remove.
19325 * dwarf2out.c (deferred_locations_struct): New struct
19326 (deferred_locations): New type.
19327 (deferred_locations_list): New static var.
19328 (deffer_location): New function.
19329 (gen_variable_die): Use it.
19330 (decls_for_scope): Output info on local static vars.
19331 (dwarf2out_finish): Process deferred locations.
19332 * varpool.c (varpool_output_debug_info): Remove.
19334 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
19336 PR rtl-optimization/39241
19337 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
19338 to subreg_offset_representable_p.
19340 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
19342 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
19343 execute function prototype. Get f and nregs from max_reg_num
19344 and get_insns. Remove the first backward pass as it's dead,
19345 guard the forward pass by flag_expensive_optimizations.
19346 (rest_of_handle_regmove): Delete.
19347 (pass_regmove): Replace it with regmove_optimize.
19349 2009-02-25 Martin Jambor <mjambor@suse.cz>
19351 PR tree-optimization/39259
19352 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
19353 calls_alloca function flags.
19354 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
19355 calls are detected.
19357 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
19359 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
19360 flags_set_1_rtx, flags_set_1_set): Delete.
19361 (regmove_optimize): Do not call mark_flags_life_zones.
19363 2009-02-24 Julian Brown <julian@codesourcery.com>
19366 * config/arm/arm.c (require_pic_register): Only set
19367 cfun->machine->pic_reg once per function.
19369 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
19371 * doc/invoke.texi (Link Options): Document an easier way to pass
19372 options that take arguments to the GNU linker using -Xlinker and -Wl.
19374 2009-02-24 Steve Ellcey <sje@cup.hp.com>
19377 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
19379 2009-02-24 Richard Guenther <rguenther@suse.de>
19382 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
19384 2009-02-24 Richard Guenther <rguenther@suse.de>
19385 Zdenek Dvorak <ook@ucw.cz>
19387 PR tree-optimization/39233
19388 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
19389 from converting them to a generic type.
19391 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
19393 PR tree-optimization/39260
19394 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
19395 contains a condition with a real type.
19396 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
19398 2009-02-23 Jason Merrill <jason@redhat.com>
19401 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
19402 narrowing_initializer_constant_valid_p.
19403 (narrowing_initializer_constant_valid_p): Don't return
19404 null_pointer_node for adding a pointer to itself.
19406 2009-02-23 Jan Hubicka <jh@suse.cz>
19409 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
19412 2009-02-23 Jan Hubicka <jh@suse.cz>
19414 PR tree-optimization/37709
19415 * tree.c (block_ultimate_origin): Move here from dwarf2out.
19416 * tree.h (block_ultimate_origin): Declare.
19417 * dwarf2out.c (block_ultimate_origin): Move to tree.c
19418 * tree-ssa-live.c (remove_unused_scope_block_p):
19419 Eliminate blocks containig no instructions nor live variables nor
19421 (dump_scope_block): New function.
19422 (remove_unused_locals): Enable removal of dead blocks by default;
19423 enable dumping at TDF_DETAILS.
19425 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
19427 * config/i386/i386.c (classify_argument): Don't allow COImode
19429 (function_arg_advance_32): Don't allow OImode.
19430 (function_arg_32): Likewise.
19431 (function_value_32): Likewise.
19432 (return_in_memory_32): Likewise.
19433 (function_arg_64): Remove OImode comment.
19435 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
19438 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
19439 ix86_expand_vector_set for V4DImode in 64bit mode only.
19440 (ix86_expand_vector_init_one_var): Likewise.
19442 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
19444 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
19446 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
19449 * loop-iv.c: Revert last change.
19450 * emit-rtl.c: Likewise.
19452 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
19455 * config/i386/i386.c (type_natural_mode): Remove an extra
19456 space in the warning message.
19457 (function_value_32): Handle 32-byte vector modes.
19458 (return_in_memory_32): Likewise.
19460 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
19462 * loop-iv.c (truncate_value): New function.
19463 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
19465 (lowpart_subreg): Move to...
19466 * emit-rtl.c: ...here.
19468 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
19470 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
19471 accidental and undocumented change at revision 140860.
19473 2009-02-21 Joseph Myers <joseph@codesourcery.com>
19475 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
19476 take gimple_seq * arguments.
19477 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
19478 types_compatible_p langhook.
19480 2009-02-20 Mark Mitchell <mark@codesourcery.com>
19481 Joseph Myers <joseph@codesourcery.com>
19483 * config/arm/arm.c (arm_builtin_va_list): New function.
19484 (arm_expand_builtin_va_start): Likewise.
19485 (arm_gimplify_va_arg_expr): Likewise.
19486 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
19487 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
19488 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
19489 (va_list_type): New variable.
19490 (arm_mangle_type): Mangle va_list_type appropriately.
19492 2009-02-20 Jakub Jelinek <jakub@redhat.com>
19494 PR middle-end/39157
19495 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
19496 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
19497 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
19498 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
19499 parameter to 1000 for -O1 by default.
19500 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
19502 * loop-invariant.c: Include params.h.
19503 (move_loop_invariants): Don't call move_single_loop_invariants on
19506 2009-02-20 Jaka Mocnik <jaka@xlab.si>
19508 * calls.c (emit_library_call_value_1): Use slot_offset instead of
19509 offset when calculating bounds for indexing stack_usage_map. Fixes
19510 a buffer overflow with certain target setups.
19512 2009-02-20 Jakub Jelinek <jakub@redhat.com>
19515 * calls.c (expand_call): Clear try_tail_call if caller and callee
19516 disagree in promotion of function return value.
19518 2009-02-19 Jakub Jelinek <jakub@redhat.com>
19521 * c-common.c (c_determine_visibility): If visibility changed and
19522 DECL_RTL has been already set, call make_decl_rtl to update symbol
19525 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
19528 * varasm.c (assemble_variable): Don't check DECL_NAME when
19529 globalizing a variable.
19531 2009-02-19 Joseph Myers <joseph@codesourcery.com>
19534 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
19535 expression before any __builtin_trap call.
19536 * c-typeck.c (build_function_call): Convert and check function
19537 arguments before generating a call to a trap. Evaluate the
19538 function arguments before the trap.
19540 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
19543 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
19544 (UNSPEC_FXAM_MEM): New unspec.
19545 (fxam<mode>2_i387_with_temp): New insn and split pattern.
19546 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
19547 memory using fxam<mode>2_i387_with_temp to remove excess precision.
19549 2009-02-19 Richard Guenther <rguenther@suse.de>
19551 PR tree-optimization/39207
19552 PR tree-optimization/39074
19553 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
19554 storedanything_tree): New.
19555 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
19556 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
19557 (build_succ_graph): Add edges from STOREDANYTHING to all
19559 (init_base_vars): Initialize STOREDANYTHING.
19560 (compute_points_to_sets): Free substitution info after
19561 building the succ graph.
19562 (ipa_pta_execute): Likewise.
19564 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
19566 (do_ds_constraint): Do not add to special var or non-pointer
19568 (type_could_have_pointers): Split out from ...
19569 (could_have_pointers): ... here. For arrays use the element type.
19570 (create_variable_info_for): Initialize may_have_pointers.
19571 (new_var_info): Likewise.
19572 (handle_lhs_call): Make the HEAP variable unknown-sized.
19573 (intra_create_variable_infos): Use a type with pointers for
19574 PARM_NOALIAS, make it unknown-sized.
19576 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
19579 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
19581 2009-02-18 Jason Merrill <jason@redhat.com>
19584 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
19585 value if DECL_EXTERNAL.
19586 * tree-sra.c (sra_walk_gimple_assign): Likewise.
19587 * target.h (gcc_target::binds_local_p): Clarify "module".
19588 * tree.h (TREE_PUBLIC): Clarify "module".
19590 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
19593 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
19594 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
19596 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
19599 * c.opt (Wabi): Support C and ObjC.
19602 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
19604 * config/i386/i386.c (classify_argument): Warn once about the ABI
19605 change when passing union with long double.
19607 * doc/invoke.texi: Update -Wabi for warning psABI changes.
19609 2009-02-18 Joseph Myers <joseph@codesourcery.com>
19612 * c-parser.c (c_parser_compound_statement): Always enter and leave
19615 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19618 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
19620 2009-02-18 Jakub Jelinek <jakub@redhat.com>
19622 PR tree-optimization/36922
19623 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
19624 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
19627 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19629 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
19632 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19634 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
19636 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19638 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
19641 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
19642 Richard Sandiford <rdsandiford@googlemail.com>
19644 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
19645 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
19646 (loongson_biadd): ...this.
19648 2009-02-17 Richard Guenther <rguenther@suse.de>
19650 PR tree-optimization/39202
19651 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
19652 a var make sure to follow existing collapses.
19654 2009-02-17 Richard Guenther <rguenther@suse.de>
19656 PR middle-end/39214
19657 * langhooks.c (lhd_print_error_function): Check for NULL block.
19659 2009-02-17 Richard Guenther <rguenther@suse.de>
19661 PR tree-optimization/39204
19662 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
19665 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
19667 * config/soft-fp/double.h: Update from glibc CVS.
19669 2009-02-17 Richard Guenther <rguenther@suse.de>
19671 PR tree-optimization/39207
19672 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
19673 strict-aliasing warnings for pointers pointing to NULL.
19675 2009-02-16 Joseph Myers <joseph@codesourcery.com>
19678 * c-parser.c (c_parser_braced_init): Call pop_init_level when
19679 skipping until next close brace.
19681 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
19684 * config/i386/i386.c (ix86_expand_push): Set memory alignment
19685 to function argument boundary.
19687 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
19689 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
19690 in the lea_add. Reload eventually constraints it properly.
19691 * config/picochip/constraints.md: Remove the target constraint
19692 "b", since it is not needed anymore.
19694 2009-02-16 Jakub Jelinek <jakub@redhat.com>
19696 * gthr-dce.h: Uglify function parameter and local variable names.
19697 * gthr-gnat.h: Likewise.
19698 * gthr-mipssde.h: Likewise.
19699 * gthr-nks.h: Likewise.
19700 * gthr-posix95.h: Likewise.
19701 * gthr-posix.h: Likewise.
19702 * gthr-rtems.h: Likewise.
19703 * gthr-single.h: Likewise.
19704 * gthr-solaris.h: Likewise.
19705 * gthr-tpf.h: Likewise.
19706 * gthr-vxworks.h: Likewise.
19707 * gthr-win32.h: Likewise.
19709 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
19712 * config/i386/i386.md: Restrict the new peephole2 to move
19713 between MMX/SSE registers.
19715 2009-02-15 Richard Guenther <rguenther@suse.de>
19718 2009-02-13 Richard Guenther <rguenther@suse.de>
19720 * configure.ac: Enable LFS.
19721 * configure: Re-generate.
19722 * config.in: Likewise.
19724 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19726 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
19727 spu_srqwbyte, spu_srqwbytebc): Define.
19728 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
19729 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
19730 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
19731 "shrqby_<mode>"): New insn-and-split patterns.
19732 * config/spu/spu.c (expand_builtin_args): Determine and return
19733 number of operands using spu_builtin_description data.
19734 (spu_expand_builtin_1): Use it.
19736 2009-02-13 Steve Ellcey <sje@cup.hp.com>
19739 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
19742 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19745 * config/i386/i386.c (override_options): Correct warning
19746 messages for -malign-loops, -malign-jumps and -malign-functions.
19748 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19751 * config/i386/i386.md: Restrict the new peephole2 to move
19752 between the general purpose registers.
19754 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19757 * config/i386/i386.c (type_natural_mode): Add a new argument.
19758 Return the original mode and warn ABI change if vector size is 32byte.
19759 (function_arg_advance): Updated.
19760 (function_arg): Likewise.
19761 (ix86_function_value): Likewise.
19762 (ix86_return_in_memory): Likewise.
19763 (ix86_sol10_return_in_memory): Likewise.
19764 (ix86_gimplify_va_arg): Likewise.
19765 (function_arg_32): Don't warn ABX ABI change here.
19766 (function_arg_64): Likewise.
19768 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
19770 * loop-iv.c (implies_p): In the final case, test that operands 0
19771 of the two comparisons match.
19773 * config/bfin/bfin.c (find_prev_insn_start): New function.
19774 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
19775 (find_next_insn_start): Move.
19777 2009-02-13 Richard Guenther <rguenther@suse.de>
19779 * configure.ac: Enable LFS.
19780 * configure: Re-generate.
19781 * config.in: Likewise.
19783 2009-02-13 Joseph Myers <joseph@codesourcery.com>
19786 * c-parser.c (c_parser_parms_list_declarator): Discard pending
19787 sizes on syntax error after some arguments have been parsed.
19789 2009-02-12 Jakub Jelinek <jakub@redhat.com>
19791 * doc/invoke.texi (-fira): Remove.
19793 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19795 * caller-save.c: Replace regclass.c with reginfo.c in comments.
19796 * recog.c: Likewise.
19799 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
19801 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
19802 (umul_ppmm): Likewise.
19803 (count_leading_zeros): Likewise.
19804 (count_trailing_zeros): Likewise.
19805 (UMUL_TIME): Likewise.
19807 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19809 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
19810 soft-fp/t-softfp to tmake_file.
19812 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
19813 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
19814 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
19815 IA64_BUILTIN_INFQ]: New.
19816 (ia64_init_builtins): Initialize __builtin_infq,
19817 __builtin_fabsq and __builtin_copysignq if not HPUX.
19818 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
19819 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
19821 * config/ia64/lib1funcs.asm (__divtf3): Define only if
19823 (__fixtfti): Likewise.
19824 (__fixunstfti): Likewise.
19825 (__floattitf): Likewise.
19827 * config/ia64/libgcc-glibc.ver: New.
19828 * config/ia64/t-fprules-softfp: Likewise.
19829 * config/ia64/sfp-machine.h: Likewise.
19831 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
19832 (LIBGCC2_TF_CEXT): Likewise.
19833 (TF_SIZE): Likewise.
19834 (TARGET_INIT_LIBFUNCS): Likewise.
19836 * config/ia64/t-glibc (SHLINB_MAPFILES):
19837 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
19839 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19841 * config/i386/i386.c (construct_container): Rewrite processing
19842 BLKmode with X86_64_SSE_CLASS.
19844 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
19847 * config/i386/i386.md: Replace simplify_replace_rtx with
19848 replace_rtx in the new peephole2.
19850 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
19852 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
19853 loop unrolling do not happen at -O2.
19855 2009-02-12 Michael Matz <matz@suse.de>
19857 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
19859 2009-02-12 Jakub Jelinek <jakub@redhat.com>
19861 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
19864 2009-02-12 Ben Elliston <bje@au.ibm.com>
19866 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
19867 patterns when updating the back chain. Missed in the 2009-02-10
19870 2009-02-11 Janis Johnson <janis187@us.ibm.com>
19872 * doc/extend.texi (Decimal Floating Types): Update identifier of
19873 draft TR and list of missing support.
19875 2009-02-11 Jakub Jelinek <jakub@redhat.com>
19877 PR middle-end/39154
19878 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
19879 bit to variable length decl's flags, add it also to its
19880 pointer replacement variable.
19882 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
19883 Jakub Jelinek <jakub@redhat.com>
19886 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
19887 (memory_blockage): New expander.
19888 (*memory_blockage): New insn pattern.
19889 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
19890 instead of general blockage at the end of function prologue when
19891 frame pointer is used to access red zone area. Do not emit blockage
19892 when profiling, it is emitted in generic code.
19893 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
19894 function epilogue when frame pointer is used to access red zone area.
19896 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
19899 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
19900 by arithmetic with memory operands.
19901 * config/i386/predicates.md (commutative_operator): New.
19903 2009-02-10 Janis Johnson <janis187@us.ibm.com>
19905 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
19908 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
19910 * alias.h (record_alias_subset): Declare.
19911 * alias.c (record_alias_subset): Make global.
19913 2009-02-10 Nick Clifton <nickc@redhat.com>
19915 * tree-parloops.c: Change license to GPLv3.
19916 * ipa-struct-reorg.c: Change license to GPLv3.
19917 * ipa-struct-reorg.h: Change license to GPLv3.
19919 2009-02-10 Steve Ellcey <sje@cup.hp.com>
19922 * c-decl.c (start_struct): Return NULL on error.
19924 2009-02-10 Jakub Jelinek <jakub@redhat.com>
19926 PR middle-end/39124
19927 * cfgloopmanip.c (remove_path): Call remove_bbs after
19928 cancel_loop_tree, not before it.
19931 * function.h (struct function): Add has_local_explicit_reg_vars bit.
19932 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
19933 VAR_DECLs were seen.
19934 * tree-ssa-live.c (remove_unused_locals): Recompute
19935 cfun->has_local_explicit_reg_vars.
19936 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
19937 copies or clearings if cfun->has_local_explicit_reg_vars.
19939 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
19942 * config/i386/i386.c (expand_prologue): Emit blockage at the end
19943 of function prologue when frame pointer is used to access
19946 2009-02-10 Richard Guenther <rguenther@suse.de>
19948 PR middle-end/39127
19949 * gimplify.c (gimple_regimplify_operands): Always look if
19950 we need to create a temporary.
19952 2009-02-10 Richard Guenther <rguenther@suse.de>
19954 PR tree-optimization/39132
19955 * tree-loop-distribution.c (todo): New global var.
19956 (generate_memset_zero): Trigger TODO_rebuild_alias.
19957 (tree_loop_distribution): Return todo.
19959 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
19962 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
19963 (x86_64_reg_class_name): Removed.
19964 (classify_argument): Return 0 if bytes > 32. Return 0 if the
19965 first one isn't X86_64_SSE_CLASS or any other ones aren't
19966 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
19967 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
19968 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
19969 and 3 X86_64_SSEUP_CLASS.
19970 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
19971 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
19973 2009-02-10 Ben Elliston <bje@au.ibm.com>
19975 * config/rs6000/rs6000.md (allocate_stack): Always use an update
19976 form instruction to update the stack back chain word, even if the
19977 user has disabled the generation of update instructions.
19978 (movdi_<mode>_update_stack): New.
19979 (movsi_update_stack): Likewise.
19980 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
19981 always use an update form instruction to update the stack back
19984 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
19986 PR middle-end/38953
19987 * graphite.c (if_region_set_false_region): After moving a region in
19988 the false branch of a condition, remove the empty dummy basic block.
19989 (gloog): Remove wrong fix for PR38953.
19991 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19993 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
19994 generation due to implicit sign extension.
19996 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
19998 PR middle-end/38981
19999 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
20000 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
20002 2009-02-09 Richard Guenther <rguenther@suse.de>
20004 PR middle-end/35202
20005 * convert.c (convert_to_real): Disable (float)fn((double)x)
20006 to fnf(x) conversion if errno differences may occur and
20007 -fmath-errno is set.
20009 2009-02-07 Anatoly Sokolov <aesok@post.ru>
20011 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
20012 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
20013 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
20015 2009-02-06 Joseph Myers <joseph@codesourcery.com>
20018 * c-common.c (handle_alias_attribute): Disallow attribute for
20019 anything not a FUNCTION_DECL or VAR_DECL.
20021 2009-02-06 Janis Johnson <janis187@us.ibm.com>
20024 * real.c (do_compare): Special-case compare of zero against
20025 decimal float value.
20027 2009-02-06 Joseph Myers <joseph@codesourcery.com>
20030 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
20031 as indicating flexible array members unless the field itself is
20032 being declarared as the incomplete array.
20034 2009-02-06 Jan Hubicka <jh@suse.cz>
20036 PR tree-optimization/38844
20037 * ipa-inline.c (try_inline): Stop inlining recursion when edge
20038 is already inlined.
20040 2009-02-06 Richard Guenther <rguenther@suse.de>
20042 PR middle-end/38977
20043 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
20044 fork because we may expand it as __gcov_fork.
20046 2009-02-06 Nick Clifton <nickc@redhat.com>
20048 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
20050 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
20052 PR tree-optimization/35659
20053 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
20054 vn_phi_eq): Shortcut if hashcode does not match.
20055 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
20057 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
20058 and avoid iterative_hash_expr.
20059 (FOR_EACH_VALUE_ID_IN_SET): New.
20060 (value_id_compare): Remove.
20061 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
20062 sort expressions by value id.
20064 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
20067 * config/sh/predicates.md (general_movsrc_operand): Don't check
20068 the subreg of system registers here.
20070 2009-02-05 Jakub Jelinek <jakub@redhat.com>
20073 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
20074 on the copied decl.
20076 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
20078 PR rtl-optimization/39110
20079 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
20080 addresses, not aligned ones.
20082 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
20083 Richard Guenther <rguenther@suse.de>
20085 PR tree-optimization/39100
20086 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
20087 comment says and add edges.
20089 2009-02-05 Joseph Myers <joseph@codesourcery.com>
20092 * c-common.c (handle_tls_model_attribute): Ignore attribute for
20093 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
20095 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
20097 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
20098 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
20099 register_bb_in_sese, new_sese, free_sese): Moved.
20100 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
20101 outermost_loop_in_scop, build_scop_iteration_domain,
20102 expand_scalar_variables_ssa_name, get_vdef_before_scop,
20103 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
20104 Use loop_in_sese_p instead of loop_in_scop_p.
20105 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
20106 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
20107 (scopdet_basic_block_info): Fix bug in scop detection.
20108 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
20109 eq_loop_to_cloog_loop): Remove.
20110 (nb_loops_around_loop_in_scop, nb_loop
20111 ref_nb_loops): Moved here...
20112 * graphite.h (ref_nb_loops): ... from here.
20113 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
20114 (loop_domain_dim, loop_iteration_vector_dim): Remove.
20115 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
20116 * testsuite/gcc.dg/graphite/scop-19.c: New
20118 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
20119 Hans-Peter Nilsson <hp@axis.com>
20121 PR rtl-optimization/37889
20122 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
20123 Move offset handling from PLUS to before the switch. Use new
20124 arguments when considering SYMBOL_REFs too.
20125 (rtx_addr_can_trap_p): Pass dummy offset and size.
20126 (enum may_trap_p_flags): Remove.
20127 (may_trap_p_1): Pass size from MEM_SIZE.
20129 PR rtl-optimization/38921
20130 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
20131 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
20132 * rtlanal.c (may_trap_after_code_motion_p): Delete.
20133 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
20135 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
20137 AVX Programming Reference (January, 2009)
20138 * config/i386/sse.md (*vpclmulqdq): New.
20140 2009-02-04 Jakub Jelinek <jakub@redhat.com>
20142 PR tree-optimization/38977
20143 PR gcov-profile/38292
20144 * calls.c (special_function_p): Disregard __builtin_ prefix.
20146 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
20148 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
20149 non-indexable addresses even before reload.
20151 2009-02-03 Joseph Myers <joseph@codesourcery.com>
20154 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
20155 as having variable size. Do not give an error for unnamed
20156 parameters with [*] declarators. Give a warning for type names
20157 with [*] declarators and mark them as variable size.
20158 * c-parser.c (c_parser_sizeof_expression): Do not give an error
20159 for sizeof applied to [*] type names.
20161 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
20164 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
20166 2009-02-03 Jakub Jelinek <jakub@redhat.com>
20168 * gcc.c (process_command): Update copyright notice dates.
20169 * gcov.c (print_version): Likewise.
20170 * gcov-dump.c (print_version): Likewise.
20171 * mips-tfile.c (main): Likewise.
20172 * mips-tdump.c (main): Likewise.
20174 2009-02-03 Joseph Myers <joseph@codesourcery.com>
20177 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
20178 for composite type involving a zero-length array type.
20180 2009-02-03 Jakub Jelinek <jakub@redhat.com>
20183 * function.c (match_asm_constraints_1): Skip over
20184 initial optional % in the constraint.
20186 PR inline-asm/39059
20187 * c-parser.c (c_parser_postfix_expression): If fixed point is not
20188 supported, don't accept FIXED_CSTs.
20189 * c-decl.c (finish_declspecs): Error if fixed point is not supported
20190 and _Sat is used without _Fract/_Accum. Set specs->type to
20191 integer_type_node for cts_fract/cts_accum if fixed point is not
20194 2009-02-02 Catherine Moore <clm@codesourcery.com>
20196 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
20198 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
20200 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
20201 (ABI_HAS_64BIT_SYMBOLS): Use it.
20202 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
20204 2009-02-02 Paul Brook <paul@codesourcery.com>
20206 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
20208 2009-02-02 Jakub Jelinek <jakub@redhat.com>
20210 PR inline-asm/39058
20211 * recog.h (asm_operand_ok): Add constraints argument.
20212 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
20213 recurse on matching constraint.
20214 (check_asm_operands): Pass constraints as 3rd argument to
20215 asm_operand_ok. Don't look up matching constraint here.
20216 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
20219 2009-02-02 Ben Elliston <bje@au.ibm.com>
20221 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
20222 TARGET_NARROW_VOLATILE_BITFIELD macro names.
20224 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20226 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
20227 information. Remove some obsolete information. Reorganize.
20229 * config/pa/fptr.c: Revert license to GPL 2.
20230 * config/pa/milli64.S: Likewise.
20232 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
20235 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
20236 LIBRARY name in, instead of hard-coding it.
20237 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
20238 extra target make frag to tmake_files according to EH model.
20239 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
20240 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
20241 frags that define makefile variable EH_MODEL appropriately.
20242 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
20243 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
20244 to "-sjlj" according to type of EH configured.
20245 (LIBGCC_SONAME): Concatenate it to shared library base name.
20246 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
20247 to "_sjlj" according to type of EH configured.
20248 (LIBGCC_SONAME): Concatenate it to shared library base name.
20249 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
20250 (SHLIB_LINK): Add missing semicolon to if-else construct.
20251 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
20252 string value of "pe_dll" command-line option.
20253 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
20254 (SHLIB_SONAME): Use it when overriding t-cygming default.
20255 (SHLIB_IMPLIB): Override t-cygming default.
20256 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
20257 string value of "pe_dll" command-line option.
20259 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
20262 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
20263 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
20265 2009-01-31 Richard Guenther <rguenther@suse.de>
20267 PR tree-optimization/38937
20268 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
20269 computing the transitive closure.
20271 2009-01-30 Richard Guenther <rguenther@suse.de>
20273 PR tree-optimization/39041
20274 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
20275 Propagate variable indices only if the types match for this stmt.
20277 2009-01-30 Jakub Jelinek <jakub@redhat.com>
20280 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
20281 inline but never defined.
20283 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
20285 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
20286 (*insv_h_di_reg_extimm): New insn.
20287 (*insv_l<mode>_reg_extimm): New insn.
20289 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
20291 * config/picochip/picochip.c (flag_conserve_stack): set
20292 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
20293 fconserve-stack. Reduce call-overhead used by inliner.
20295 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
20298 * common.opt (flag_conserve_stack): Initialised to zero.
20300 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
20303 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
20304 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
20307 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
20309 * ira-color.c (allocno_reload_assign): Update comments.
20310 * regmove.c (regmove_optimize): Likewise.
20314 2009-01-29 Robert Millan <rmh@aybabtu.com>
20316 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
20317 * config/i386/kopensolaris-gnu.h: New file. Undefine
20318 `MD_UNWIND_SUPPORT'.
20319 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
20321 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
20323 PR tree-optimization/39007
20324 * tree-loop-distribution.c (generate_builtin): Use
20325 recompute_dominator to compute the immediate dominator of the
20326 basic block just after the loop.
20328 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
20330 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
20331 (ASM_OUTPUT_DWARF_PCREL): Define.
20333 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
20335 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
20336 * doc/passes.texi: Remove entries about regclass, local-alloc, and
20337 global. Modify entries about regmove and IRA.
20339 * ra-conflict.c: Remove the file.
20341 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
20343 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
20344 (pass_regclass_init): Rename to pass_reginfo_init.
20346 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
20348 * toplev.h (flag_ira): Remove.
20350 * caller-save.c (setup_save_areas): Remove flag_ira.
20352 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
20354 * global.c: Remove the file.
20356 * opts.c (decode_options): Remove flag_ira.
20358 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
20360 * regmove.c: Modify file description.
20361 (find_use_as_address, try_auto_increment): Define them only if
20362 AUTO_INC_DEC is defined.
20363 (replacement_quality, replace_in_call_usage, fixup_match_1,
20364 stable_and_no_regs_but_for_p): Remove.
20365 (reg_set_in_bb): Make it static.
20366 (regmove_optimize): Remove flag_ira and code which worked for
20369 * local-alloc.c: Remove the file.
20371 * common.opt (fira): Remove.
20373 * ira.c: Include except.h.
20374 (eliminable_regset): Move from global.c.
20375 (mark_elimination): Ditto. Remove flag_ira.
20376 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
20377 equiv_mem_modified, validate_equiv_mem_from_store,
20378 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
20379 contains_replace_regs, memref_referenced_p, memref_used_between_p,
20380 no_equiv, recorded_label_ref): Move from local-alloc.c.
20381 (update_equiv_regs): Ditto. Make it static.
20382 (print_insn_chain, print_insn_chains): Move it from global.c.
20383 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
20384 (build_insn_chain): Ditto. Make it static.
20385 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
20386 Rename to init_live_subregs.
20387 (gate_ira): Remove flag_ira.
20389 * regclass.c: Rename reginfo.c. Change file description.
20390 (FORBIDDEN_INC_DEC_CLASSES): Remove.
20391 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
20392 (init_reg_sets_1): Remove code for evaluation of
20393 reg_class_superclasses and losing_caller_save_reg_set.
20394 (init_regs): Remove init_reg_autoinc.
20395 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
20396 ok_for_base_p_nonstrict): Remove.
20397 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
20398 (pass_regclass_init): Rename to pass_reginfo_init. Modify
20399 corresponding entries.
20400 (dump_regclass, record_operand_costs, scan_one_insn,
20401 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
20402 record_address_regs, auto_inc_dec_reg_p): Remove.
20403 (gt-regclass.h): Rename to gt-reginfo.h.
20405 * rtl.h (dump_global_regs, retry_global_alloc,
20406 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
20408 * Makefile.in (RA_H): Remove.
20409 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
20410 Rename regclass.o to reginfo.o.
20411 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
20413 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
20414 (GTFILES): Rename regclass.c to reginfo.c.
20416 * passes.c (init_optimization_passes): Remove pass_local_alloc and
20417 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
20419 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
20420 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
20422 (finish_spills): Ditto. Remove code for !flag_ira.
20424 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
20426 PR middle-end/35854
20427 * doc/invoke.texi (rtl debug options): Complete rewrite.
20428 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
20430 * mode-switching.c (pass_mode_switching): Rename pass from
20431 "mode-sw" to "mode_sw".
20432 * except.c (pass_convert_to_eh_ranges): Rename pass from
20433 "eh-ranges" to "eh_ranges".
20434 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
20438 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
20439 Alexander Monakov <amonakov@ispras.ru>
20441 PR middle-end/38857
20442 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
20444 (move_exprs_to_boundary): Change return type and pass through
20445 should_move from move_op. Relax assert. Update usage ...
20446 (schedule_expr_on_boundary): ... here. Use should_move instead of
20448 (move_op_orig_expr_found): Indicate that insn was disconnected from
20450 (code_motion_process_successors): Do not call after_merge_succs
20451 callback if original expression was not found when traversing any of
20453 (code_motion_path_driver): Change return type. Update prototype.
20454 (move_op): Update comment. Add a new parameter (should_move). Update
20455 prototype. Set *should_move based on indication provided by
20456 move_op_orig_expr_found.
20458 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
20460 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
20461 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
20462 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
20463 * config/rs6000/rs6000.c (rs6000_override_options): Default
20464 avoid-indexed-addresses on for Power6, off for everything else.
20465 (avoiding_indexed_address_p): New function.
20466 (rs6000_legitimize_address): Use it.
20467 (rs6000_legitimate_address): Likewise.
20468 * config/rs6000/rs6000.md (movXX_updateX): Likewise
20470 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
20472 PR tree-optimization/38997
20473 * tree-loop-distribution.c (generate_memset_zero): Use
20474 POINTER_PLUS_EXPR for a pointer addition.
20476 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
20478 * config/s390/s390.md (bswap<mode>2): New pattern added.
20480 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
20482 * config/s390/s390.md (*tls_load_31): Added type attribute.
20484 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
20486 * config/s390/s390.md: Fix a few comments.
20488 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
20490 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
20491 (*tm<mode>_full): Fixed z10prop attribute.
20492 (*tst<mode>_extimm): Fixed z10prop attribute.
20493 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
20494 (*tstqiCCT_cconly): Fixed z10prop attribute.
20495 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
20496 (*movsi_larl): Fixed z10prop attribute.
20497 (*movsi_zarch): Fixed z10prop attribute.
20498 (*movsi_eas): Fixed z10prop attribute.
20499 (*movhi): Fixed z10prop attribute.
20500 (*movqi): Fixed z10prop attribute.
20501 (*movstrictqi): Fixed z10prop attribute.
20502 (*mov<mode>): Fixed z10prop attribute.
20503 (*movcc): Fixed z10prop attribute.
20504 (*sethighpartdi_64): Fixed z10prop attribute.
20505 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
20506 (*negdi2_sign_cc): Fixed z10prop attribute.
20507 (*negdi2_sign): Fixed z10prop attribute.
20508 (*absdi2_sign_cc): Fixed z10prop attribute.
20509 (*absdi2_sign): Fixed z10prop attribute.
20510 (*negabsdi2_sign_cc): Fixed z10prop attribute.
20511 (*negabsdi2_sign): Fixed z10prop attribute.
20512 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
20513 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
20514 (doloop_si64): Fixed z10prop attribute.
20515 (doloop_si31): Fixed z10prop attribute.
20516 (doloop_long): Fixed z10prop attribute.
20517 (indirect_jump): Fixed z10prop attribute.
20518 (nop): Fixed z10prop attribute.
20519 (main_base_64): Fixed z10prop attribute.
20520 (reload_base_64): Fixed z10prop attribute.
20522 2009-01-28 Jakub Jelinek <jakub@redhat.com>
20524 PR rtl-optimization/38740
20525 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
20527 * config/mips/mips.c (mips_reorg): Likewise.
20529 2009-01-28 Richard Guenther <rguenther@suse.de>
20531 PR tree-optimization/38926
20532 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
20533 with the correct value id to a value.
20534 (do_regular_insertion): Use the value number of edoubleprime
20535 for the value number of the expr.
20538 2008-08-21 Richard Guenther <rguenther@suse.de>
20540 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
20541 a PHI ask VN if it is already available.
20542 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
20543 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
20545 2009-01-28 Jakub Jelinek <jakub@redhat.com>
20547 PR middle-end/38934
20548 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
20549 set to varying whenever max has TREE_OVERFLOW set, similarly
20550 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
20552 2009-01-28 Richard Guenther <rguenther@suse.de>
20554 PR middle-end/38908
20555 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
20556 uninitialized aggregate uses in call arguments.
20558 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
20560 PR tree-optimization/38984
20561 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
20562 the nothing_id variable if -fno-delete-null-pointer-checks.
20564 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
20567 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
20568 (set_got_offset_rex64): Ditto.
20570 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
20573 * doc/extend.texi: Improve local variable with asm reg.
20575 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
20577 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
20578 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
20579 was not supplied then set warn_packed_bitfield_compat to the
20580 default value of 1.
20581 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
20584 2009-01-27 Richard Guenther <rguenther@suse.de>
20586 PR tree-optimization/38503
20587 * cfgexpand.c (expand_gimple_basic_block): Ignore
20588 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
20589 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
20590 variables that cannot have TBAA applied.
20591 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
20594 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
20596 PR middle-end/38969
20597 * calls.c (initialize_argument_information): Do not wrap complex
20598 arguments in SAVE_EXPR.
20600 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
20602 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
20603 (INSTALL_LIBGCC): Revert typo commit.
20605 2009-01-26 Richard Guenther <rguenther@suse.de>
20607 PR tree-optimization/38745
20608 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
20609 from special handling.
20611 2009-01-26 Richard Guenther <rguenther@suse.de>
20613 PR tree-optimization/38745
20614 * tree-ssa.c (execute_update_addresses_taken): Do not include
20615 variables that cannot possibly be a register in not_reg_needs.
20616 Do not clear TREE_ADDRESSABLE on vars that may not become
20618 * tree-ssa.c (update_alias_info_1): Include those in the set
20619 of addressable vars.
20621 2009-01-26 Richard Guenther <rguenther@suse.de>
20623 PR middle-end/38851
20624 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
20625 * tree-ssa-dse.c: Include langhooks.h
20626 (execute_simple_dse): Remove stores with zero size.
20628 2009-01-24 Jakub Jelinek <jakub@redhat.com>
20631 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
20634 2009-01-24 Julian Brown <julian@codesourcery.com>
20636 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
20637 config/arm/linux-atomic.c.
20638 * config/arm/linux-atomic.c: New.
20640 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
20642 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
20643 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
20644 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
20646 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
20649 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
20652 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
20654 PR tree-optimization/38953
20655 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
20656 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
20657 (gloog): Split the exit of the scop when the scop exit is a loop exit.
20658 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
20661 2009-01-24 Paul Brook <paul@codesourcery.com>
20663 * config/arm/neon.md (neon_type): Move to arm.md.
20664 (neon_mov<VSTRUCT>): Add neon_type attribute.
20665 * config/arm/arm.md (neon_type): Move to here.
20666 (conds): Add "unconditioal" and use as default for NEON insns.
20668 2009-01-24 Ben Elliston <bje@au.ibm.com>
20670 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
20671 void *' warning from -Wc++-compat.
20672 * Makefile.in (dominance.o-warn): Remove.
20674 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
20676 PR tree-optimization/38932
20677 * fold-const.c (fold_unary_ignore_overflow): New.
20678 * tree.h (fold_unary_ignore_overflow): Declare.
20679 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
20680 * tree-ssa-sccvn.c (visit_reference_op_load,
20681 simplify_unary_expression): Likewise.
20683 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
20685 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
20686 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
20687 regardless of their type.
20688 * c-common.c (handle_packed_attribute): Don't ignore packed on
20690 * c.opt (Wpacked-bitfield-compat): New warning option.
20691 * stor-layout.c (place_field): Warn if offset of a field changed.
20692 * doc/extend.texi (packed): Mention the ABI change.
20693 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
20694 (Warning Options): Add it to the list.
20696 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
20698 * c-opts.c (c_common_post_options): Fix a typo in comments.
20700 2009-01-22 Steve Ellcey <sje@cup.hp.com>
20702 PR middle-end/38615
20703 * gimplify.c (gimplify_init_constructor): Fix promotion of const
20704 variables to static.
20705 * doc/invoke.texi (-fmerge-all-constants): Update description.
20707 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
20710 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
20711 (*movdi_1_rex64): Use type "mmx" for alternative 5.
20713 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
20715 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
20717 (LOCAL_ALIGNMENT): Similarly.
20719 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
20720 Joseph Myers <joseph@codesourcery.com>
20722 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
20723 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
20724 * config/arm/arm-tune.md: Regenerate.
20725 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
20728 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
20730 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
20731 version number to five.
20733 2009-01-22 Dodji Seketeli <dodji@redhat.com>
20736 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
20737 * c-common.c (set_underlying_type): Likewise.
20738 (is_typedef_decl ): Likewise
20740 (set_underlying_type): Likewise.
20741 (is_typedef_type): Likewise.
20743 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
20745 PR middle-end/38587
20746 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
20749 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
20752 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
20753 (LIBGCC_SPEC): Don't define.
20754 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
20756 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
20758 PR rtl-optimization/38879
20759 * alias.c (base_alias_check): Unaligned access via AND address can
20760 alias all surrounding object types except those with sizes equal
20761 or wider than the size of unaligned access.
20763 2009-01-21 Dodji Seketeli <dodji@redhat.com>
20766 * c-decl.c (clone_underlying_type): Move this ...
20767 * c-common.c (set_underlying_type): ... here.
20768 Also, make sure the function properly sets TYPE_STUB_DECL() on
20769 the newly created typedef variant type.
20770 (is_typedef_decl ): New entry point.
20771 * tree.h: Added a new member member_types_needing_access_check to
20772 struct tree_decl_non_common.
20773 (set_underlying_type): New entry point.
20774 (is_typedef_type): Likewise.
20776 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
20778 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
20779 Check whether two instructions have memory references that
20780 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
20781 are helper functions for traversing.
20782 * alias.h (insn_alias_sets_confilict_p): New prototypes.
20783 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
20784 not to draw dependency edge for instructions with non-conflicting
20787 2009-01-20 Joseph Myers <joseph@codesourcery.com>
20790 * longlong.h: Update copyright years. Use soft-fp license notice.
20791 Sync __clz_tab declaration with glibc.
20793 2009-01-20 Steve Ellcey <sje@cup.hp.com>
20796 * doc/extend.texi (syscall_linkage): New.
20797 (version_id): Modify.
20799 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
20800 Richard Guenther <rguenther@suse.de>
20802 PR tree-optimization/38747
20803 PR tree-optimization/38748
20804 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
20805 conversion if the base address is an indirect reference and the
20806 aliasing sets could cause issues.
20808 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
20810 * common.opt (fgraphite, fgraphite-identity): Add comment for
20811 explaining why these options are not documented.
20813 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
20815 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
20816 gimple_call_lhs is NULL.
20818 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
20821 * emit-rtl.c (adjust_address_1): Make sure memref is never
20824 2009-01-20 Ben Elliston <bje@au.ibm.com>
20826 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
20827 const qualifier from arg parameter. Remove unnecessary cast to char *.
20828 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
20829 const qualifier from arg 2.
20831 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
20833 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
20835 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
20838 * rtl.h (reinit_regs): New prototype.
20839 * regclass.c: Include ira.h.
20840 (reinit_regs): New.
20841 * Makefile.in (regclass.o): Add ira.h.
20842 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
20844 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
20847 * c-common.c (handle_aligned_attribute): Use
20848 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
20849 default alignment value.
20851 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
20853 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
20854 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
20856 * doc/extend.texi: Update __attribute__ ((aligned)). Document
20857 __BIGGEST_ALIGNMENT__.
20859 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
20861 2009-01-18 Richard Guenther <rguenther@suse.de>
20863 PR tree-optimization/38819
20864 * tree-flow.h (operation_could_trap_helper_p): Declare.
20865 * tree-eh.c (operation_could_trap_helper_p): Export.
20866 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
20867 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
20868 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
20869 are about to insert a possibly trapping instruction and fail
20872 2009-01-18 Andreas Schwab <schwab@suse.de>
20874 * doc/install.texi (Configuration): Remove obsolete paragraph
20875 about use of --with-gnu-ld with --with-gnu-as.
20877 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
20879 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
20880 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
20881 Follow spelling conventions.
20883 2009-01-18 Ben Elliston <bje@au.ibm.com>
20885 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
20886 C++ warning about implicit conversion from void * to struct
20888 (bitmap_obstack_free): Likewise for bitmap_element *.
20889 * Makefile.in (bitmap.o-warn): Remove.
20891 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
20893 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
20895 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
20896 Tobias Grosser <tobi.grosser@amd.com>
20898 * graphite.c (graphite_trans_scop_block): Do not block single
20901 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
20903 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
20904 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
20905 test with assertion.
20907 2009-01-16 Richard Guenther <rguenther@suse.de>
20909 PR tree-optimization/38835
20910 PR middle-end/36227
20911 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
20912 and INT + PTR -> (INT)(PTR p+ INT) folding.
20913 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
20915 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
20918 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
20919 the subreg from a lowpart subreg if it is also casting the value.
20921 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
20922 Tobias Grosser <tobi.grosser@amd.com>
20924 * graphite.c (compare_prefix_loops): New.
20925 (build_scop_canonical_schedules): Rewritten.
20926 (graphite_transform_loops): Move build_scop_canonical_schedules
20927 after build_scop_iteration_domain.
20929 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
20930 Tobias Grosser <tobi.grosser@amd.com>
20932 * graphite.c (add_conditions_to_domain): Add the loops to
20933 the dimension of the iteration domain. Do copy the domain
20934 only when it exists.
20935 (build_scop_conditions_1): Do not call add_conditions_to_domain.
20936 (add_conditions_to_constraints): New.
20937 (can_generate_code_stmt, can_generate_code): Removed.
20938 (gloog): Do not call can_generate_code.
20939 (graphite_transform_loops): Call add_conditions_to_constraints
20940 after building the iteration domain.
20942 2009-01-16 Jakub Jelinek <jakub@redhat.com>
20944 PR tree-optimization/38789
20945 * tree-ssa-threadedge.c
20946 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
20947 __builtin_constant_p.
20949 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
20951 * dce.c (delete_unmarked_insns): Reversed the order that insns are
20952 examined before deleting them.
20954 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
20956 * function.c (aggregate_value_p): Correctly extract the function
20957 type from CALL_EXPR_FN lookup.
20959 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
20961 * config/picochip/picochip.c (picochip_override_options): Revert
20962 CFI asm flag disable commited previously.
20964 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
20965 Tobias Grosser <tobi.grosser@amd.com>
20966 Jan Sjodin <jan.sjodin@amd.com>
20968 * graphite.c (scan_tree_for_params): On substractions negate
20969 all the coefficients of the term.
20970 (clast_to_gcc_expression_red): New. Handle reduction expressions
20971 of more than two operands.
20972 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
20973 (get_vdef_before_scop): Handle also the case of default definitions.
20975 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
20977 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
20978 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
20979 Also use them when walking CALL_INSN_FUNCTION_USAGE.
20981 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
20982 Joey Ye <joey.ye@intel.com>
20984 PR middle-end/37843
20985 * cfgexpand.c (expand_stack_alignment): Don't update stack
20986 boundary nor check incoming stack boundary here.
20987 (gimple_expand_cfg): Update stack boundary and check incoming
20988 stack boundary here.
20990 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
20992 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
20994 2009-01-14 Jakub Jelinek <jakub@redhat.com>
20996 PR rtl-optimization/38245
20997 * calls.c (expand_call): Add stack arguments to
20998 CALL_INSN_FUNCTION_USAGE even for pure calls (when
20999 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
21000 in regs and partially in memory or BLKmode arguments.
21001 (emit_library_call_value_1): Add stack arguments to
21002 CALL_INSN_FUNCTION_USAGE even for pure calls (when
21003 ACCUMULATE_OUTGOING_ARGS).
21004 * dce.c: Include tm_p.h.
21005 (find_call_stack_args): New function.
21006 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
21008 (mark_insn): Call find_call_stack_args for CALL_Ps.
21009 (prescan_insns_for_dce): Walk insns backwards in bb rather than
21010 forwards. Allocate and free arg_stores bitmap if needed, pass it
21011 down to deletable_insn_p, don't mark stores set in arg_stores
21012 bitmap, clear the bitmap at the beginning of each bb.
21013 * Makefile.in (dce.o): Depend on $(TM_P_H).
21015 2009-01-14 Michael Meissner <gnu@the-meissners.org>
21018 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
21019 to make sure the insn is a conditional test (bug 22599). Reformat a
21022 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
21024 PR middle-end/38431
21025 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
21026 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
21027 (gloog): Do not call cleanup_tree_cfg.
21028 (graphite_transform_loops): Call cleanup_tree_cfg after all
21029 scops have been code generated.
21031 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
21032 * doc/gty.texi (Invoking the garbage collector): Added new node
21033 and section documenting ggc_collect.
21035 2009-01-14 Richard Guenther <rguenther@suse.de>
21037 PR tree-optimization/38826
21038 PR middle-end/38477
21039 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
21040 initialization notes only if we actually emitted a warning.
21041 (intra_create_variable_infos): Add constraints for a result decl
21042 that is passed by hidden reference.
21043 (build_pred_graph): Mark all related variables non-direct on
21046 2009-01-14 Nick Clifton <nickc@redhat.com>
21048 * ira-conflicts.c: Include addresses.h for the definition of
21050 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
21051 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
21053 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
21056 * Makefile.in (ira-lives.o): Add except.h.
21058 * ira-lives.c: Include except.h.
21059 (process_bb_node_lives): Process can_throw_internal.
21061 2009-01-13 Jakub Jelinek <jakub@redhat.com>
21063 PR rtl-optimization/38774
21064 * combine.c (simplify_set): When undoing cc_use change, don't do
21065 PUT_CODE on the newly created comparison, but instead put back the
21068 2009-01-13 Joseph Myers <joseph@codesourcery.com>
21070 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
21071 values. Remove duplicate arm8 entry.
21073 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
21075 PR tree-optimization/38786
21076 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
21077 the SSA_NAME case of expand_scalar_variables_expr.
21078 Set the type of an expression to the type of its assign statement.
21079 (expand_scalar_variables_expr): Also gather the scalar computation
21080 used to index the memory access. Do not pass loop_p.
21081 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
21082 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
21083 the gimple_stmt_iterator where it inserts new code.
21084 Do not pass loop_p.
21085 (copy_bb_and_scalar_dependences): Do not pass loop_p.
21086 (translate_clast): Update call to copy_bb_and_scalar_dependences.
21088 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
21090 * graphite.h (debug_value): Removed.
21091 * graphite.c (debug_value): Removed.
21093 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
21095 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
21096 ldrd/strd with two 32-bit instructions.
21098 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
21100 * config/arm/arm.c (struct processors): Pass for speed down into
21101 cost helper functions.
21102 (const_ok_for_op): Handle COMPARE and inequality nodes.
21103 (arm_rtx_costs_1): Rewrite.
21104 (arm_size_rtx_costs): Update prototype.
21105 (arm_rtx_costs): Pass speed down to helper functions.
21106 (arm_slowmul_rtx_costs): Rework cost calculations.
21107 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
21108 (arm_9e_rtx_costs): Likewise.
21110 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
21112 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
21113 relocations of local symbols wider than UNITS_PER_WORD are not valid.
21114 (alpha_legitimize_address): Do not split local symbols wider than
21115 UNITS_PER_WORD into HIGH/LO_SUM parts.
21117 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
21120 * gcc.c (process_command): Replace call to execvp with calls
21121 to pex_one and exit.
21123 2009-01-03 Anatoly Sokolov <aesok@post.ru>
21126 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
21127 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
21128 variant for devices with 3-byte PC.
21129 (__tablejump_elpm__): New.
21131 2009-01-12 Jakub Jelinek <jakub@redhat.com>
21134 * c-parser.c (c_parser_postfix_expression): Allow `->' in
21135 offsetof member-designator, handle it as `[0].'.
21137 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21139 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
21140 function when not using named sections on targets with named sections
21141 if branch distance is less than 262132.
21143 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
21145 * combine.c (combine_instructions): Recompute
21146 optimize_this_for_speed_p for each BB in the main combine loop.
21148 2009-01-12 Tomas Bily <tbily@suse.cz>
21151 * tree-loop-distribution.c (prop_phis): New function.
21152 (generate_builtin): Call prop_phis.
21153 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
21155 2009-01-12 Jakub Jelinek <jakub@redhat.com>
21157 PR tree-optimization/38807
21158 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
21159 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
21161 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
21163 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
21164 subreg of op0 to the original op0.
21166 2009-01-11 Laurent GUERBY <laurent@guerby.net>
21168 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
21170 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
21173 * mips-tfile.c (parse_def): Fix parsing of def strings
21174 starting with digits.
21176 2009-01-10 Jakub Jelinek <jakub@redhat.com>
21179 * config/arm/arm.c (arm_is_long_call_p): Don't call
21180 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
21182 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
21184 * regrename.c (regrename_optimize): Fix dumping.
21185 (find_oldest_value_reg): Preserve REG_POINTER.
21186 (copy_hardreg_forward_1): Likewise.
21188 2009-01-09 Diego Novillo <dnovillo@google.com>
21190 * gimple.h (struct gimple_statement_base) <uid>: Document
21191 the restrictions on its use.
21192 (gimple_uid): Tidy.
21193 (gimple_set_uid): Tidy.
21195 2009-01-09 Jakub Jelinek <jakub@redhat.com>
21197 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
21198 zero guard even if align_bytes != 0 and count is smaller than
21201 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
21203 PR rtl-optimization/38495
21204 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
21205 (add_range_and_copies_from_move_list): Print all added ranges.
21206 Add ranges to memory optimized destination.
21208 2009-01-09 Jakub Jelinek <jakub@redhat.com>
21212 * config/i386/i386.c (override_options): Reject
21213 -mstringop-strategy=rep_8byte with -m32.
21214 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
21215 to 1. Do count comparison against epilogue_size_needed at compile
21216 time even when count_exp was constant forced into register. For
21217 size_needed don't jump to epilogue, instead just avoid aligning
21218 and invoke the body algorithm. If need_zero_guard, add zero guard
21219 even if count is non-zero, but smaller than size_needed + number of
21220 bytes that could be stored for alignment.
21221 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
21222 to 1. If need_zero_guard, add zero guard even if count is non-zero,
21223 but smaller than size_needed + number of bytes that could be stored
21224 for alignment. Compare size_needed with epilogue_size_needed instead
21225 of desired_align - align, don't adjust size_needed, pass
21226 epilogue_size_needed to the epilogue expanders.
21229 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
21231 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21233 * pa.c (last_address): Change to unsigned.
21234 (update_total_code_bytes): Change argument to unsigned. Don't
21235 check if insn addresses are set.
21236 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
21237 addresses are not set.
21238 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
21240 2009-01-09 Nick Clifton <nickc@redhat.com>
21242 * config/sh/symbian.c: Replace uses of DECL_INLINE with
21243 DECL_DECLARED_INLINE_P.
21245 2009-01-09 Jakub Jelinek <jakub@redhat.com>
21247 PR middle-end/38347
21248 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
21249 GET_MODE (op0) in operand_subword_force calls.
21251 PR middle-end/38771
21252 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
21253 fold_convert arg0 operands to TREE_TYPE (op0) first.
21255 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
21257 * params.def (ira-max-conflict-table-size): Decrease default value
21260 2009-01-08 Jakub Jelinek <jakub@redhat.com>
21262 PR tree-optimization/37031
21263 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
21265 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
21266 allocate it using gc instead of heap, use VEC_quick_push instead of
21268 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
21269 instead of heap, use VEC_quick_push instead of VEC_safe_push.
21270 * tree-data-ref.h (struct access_matrix): Change matrix to gc
21271 allocated vector from heap allocated.
21272 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
21273 * tree-loop-linear.c (linear_transform_loops): Allocate nest
21274 vector only after perfect_loop_nest_depth call.
21276 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
21277 Jan Sjodin <jan.sjodin@amd.com>
21279 PR tree-optimization/38559
21280 * graphite.c (debug_value, copy_constraint,
21281 swap_constraint_variables, scale_constraint_variable, ): New.
21282 (get_lower_bound, get_upper_bound): Removed.
21283 (graphite_trans_bb_strip_mine): Clean up this code that works
21284 only for constant number of iterations. Fully copy upper and
21285 lower bound constraints, not only the constant part of them.
21286 * graphite.h (debug_value): Declared.
21288 2009-01-08 Ira Rosen <irar@il.ibm.com>
21290 PR tree-optimization/37194
21291 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
21292 Don't add the cost of cost model guard in prologue to scalar
21293 outside cost in case of known number of iterations.
21295 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
21296 Alan Modra <amodra@bigpond.net.au>
21298 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
21299 non-word-aligned REG+CONST addressing.
21301 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
21304 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
21305 free_after_compilation when outputting a thunk.
21306 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
21307 Do not call free_after_compilation here.
21309 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
21311 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
21312 (ix86_valid_target_attribute_inner_p): Ditto.
21314 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
21316 PR tree-optimization/38492
21317 PR tree-optimization/38498
21318 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
21319 * tree-chrec.h (scev_is_linear_expression): Declared.
21320 * graphite.c (graphite_cannot_represent_loop_niter): New.
21321 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
21322 (graphite_loop_normal_form): Use gcc_assert.
21323 (scan_tree_for_params): Use CASE_CONVERT.
21324 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
21325 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
21326 Use gcc_assert. Discard scops that contain unhandled cases.
21327 (build_scop_conditions): Return a boolean status for unhandled cases.
21328 (strip_mine_profitable_p): Print the loop number, not its depth.
21329 (is_interchange_valid): Pass the depth of the loop nest, don't
21330 recompute it wrongly.
21331 (graphite_trans_bb_block): Same.
21332 (graphite_trans_bb_block): Print tentative of loop blocking.
21333 (graphite_trans_scop_block): Do not print that the loop has been
21335 (graphite_transform_loops): Do not handle scops that contain condition
21338 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
21340 AVX Programming Reference (December, 2008)
21341 * config/i386/avxintrin.h (_mm256_stream_si256): New.
21342 (_mm256_stream_pd): Likewise.
21343 (_mm256_stream_ps): Likewise.
21345 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
21346 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
21347 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
21348 (bdesc_special_args): Add __builtin_ia32_movntdq256,
21349 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
21350 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
21351 (ix86_expand_special_args_builtin): Likewise.
21353 * config/i386/sse.md (AVXMODEDI): New.
21354 (avx_movnt<mode>): Likewise.
21355 (avx_movnt<mode>): Likewise.
21356 (<sse>_movnt<mode>): Remove AVX support.
21357 (sse2_movntv2di): Likewise.
21359 2009-01-07 Richard Guenther <rguenther@suse.de>
21361 PR middle-end/38751
21362 * fold-const.c (extract_muldiv): Remove obsolete comment.
21363 (fold_plusminus_mult_expr): Undo MINUS_EXPR
21364 to PLUS_EXPR canonicalization for the canonicalization.
21366 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
21368 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
21369 hosted cross-compilers generating less efficient code.
21371 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
21373 * function.h (rtl_data): Add a dbr_scheduled_p field.
21374 * reorg.c (dbr_schedule): Set it.
21375 (gate_handle_delay_slots): Check it.
21376 * config/mips/mips.c (mips_base_delayed_branch): Delete.
21377 (mips_reorg): Check flag_delayed_branch instead of
21378 mips_base_delayed_branch.
21379 (mips_override_options): Don't set mips_base_delayed_branch
21380 or flag_delayed_branch.
21382 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
21384 PR rtl-optimization/38426.
21385 * ira.c (ira): Set current_function_is_leaf earlier.
21387 2009-01-06 Jakub Jelinek <jakub@redhat.com>
21389 PR rtl-optimization/38722
21390 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
21391 too early, only set a flag and modify after last possible
21394 2009-01-06 Janis Johnson <janis187@us.ibm.com>
21397 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
21398 * real.c (decimal_single_format): Correct values of emin and emax.
21399 (decimal_double_format): Ditto.
21400 (decimal_quad_format): Ditto.
21401 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
21402 computation of DECnn_MIN and DECnn_MAX for corrected values of
21403 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
21404 __DECnn_MIN__, and adjust its computation for the corrected value
21407 2009-01-06 Jan Hubicka <jh@suse.cz>
21410 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
21412 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
21414 * doc/contrib.texi (Contributors): Slightly adjust the end note.
21415 Add Robert Clark to the list of testers.
21417 2009-01-06 Jan Hubicka <jh@suse.cz>
21418 Kai Tietz <kai.tietz@onevision.com>
21420 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
21421 * config/i386/i386.c (ix86_expand_call): Add clobbers.
21423 2009-01-06 Jan Hubicka <jh@suse.cz>
21424 Kai Tietz <kai.tietz@onevision.com>
21426 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
21428 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
21429 (ix86_nsaved_regs): Count only general purpose regs.
21430 (ix86_nsaved_sseregs): New.
21431 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
21432 to 16 for w64; compute padding and size of sse reg save area.
21433 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
21434 general purpose regs.
21435 (ix86_emit_save_sse_regs_using_mov): New.
21436 (ix86_expand_prologue): Save SSE regs if needed.
21437 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
21438 (ix86_emit_restore_sse_regs_using_mov): New.
21439 (ix86_expand_epilogue): Save SSE regs if needed.
21441 2009-01-06 Jan Hubicka <jh@suse.cz>
21442 Kai Tietz <kai.tietz@onevision.com>
21444 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
21445 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
21446 functions when accumulate outgoing args is off.
21448 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
21451 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
21452 before using pseudos_have_intersected_live_ranges_p.
21454 * ira-int.h (ira_assert): Always define.
21456 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
21458 AVX Programming Reference (December, 2008)
21459 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
21460 (_mm256_permute2_pd): Likewise.
21461 (_mm_permute2_ps): Likewise.
21462 (_mm256_permute2_ps): Likewise.
21463 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
21464 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
21466 * config/i386/i386.c (ix86_builtins): Remove
21467 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
21468 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
21469 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
21470 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
21471 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
21472 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
21473 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
21474 __builtin_ia32_vpermil2ps256.
21475 (ix86_init_mmx_sse_builtins): Updated.
21476 (ix86_expand_args_builtin): Likewise.
21478 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21480 * pa.c (output_call): Relocate non-jump insns in the delay slot of
21481 long absolute calls when generating PA 2.0 code.
21483 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
21485 PR rtl-optimization/38583
21486 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
21488 * params.def (ira-max-conflict-table-size): New.
21490 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
21492 * ira.h (ira_conflicts_p): New external definition.
21494 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
21495 table. Report this. Return result of building.
21496 (ira_build_conflicts): Use ira_conflicts_p. Check result of
21497 building conflict table.
21499 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
21500 (ira_color): Use ira_conflicts_p.
21502 * global.c: Include ira.h.
21503 (pseudo_for_reload_consideration_p, build_insn_chain): Use
21506 * Makefile.in (global.o): Add ira.h.
21508 * ira-build.c (mark_all_loops_for_removal,
21509 propagate_some_info_from_allocno): New.
21510 (remove_unnecessary_allocnos): Call
21511 propagate_some_info_from_allocno.
21512 (remove_low_level_allocnos): New.
21513 (remove_unnecessary_regions): Add parameter. Call
21514 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
21515 parameter to remove_unnecessary_regions.
21516 (ira_build): Remove all regions but root if the conflict table was
21517 not built. Update conflict hard regs for allocnos crossing calls.
21519 * ira.c (ira_conflicts_p): New global.
21520 (ira): Define and use ira_conflicts_p.
21522 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
21523 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
21524 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
21526 2009-01-06 Ben Elliston <bje@au.ibm.com>
21528 * gengtype-lex.l (YY_NO_INPUT): Define.
21530 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
21533 * c-common.c (handle_vector_size_attribute): Also reject
21534 BOOLEAN_TYPE types.
21536 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
21538 PR tree-optimization/38492
21539 * graphite.c (rename_map_elt, debug_rename_elt,
21540 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
21541 rename_map_elt_info, eq_rename_map_elts,
21542 get_new_name_from_old_name, bb_in_sese_p): Moved around.
21543 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
21544 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
21545 (sese_build_livein_liveouts): New.
21546 (new_sese, free_sese): New.
21547 (new_scop): Call new_sese.
21548 (free_scop): Call free_sese.
21549 (rename_variables_from_edge, rename_phis_end_scop): Removed.
21550 (register_old_new_names): Renamed register_old_and_new_names.
21551 (register_scop_liveout_renames, add_loop_exit_phis,
21552 insert_loop_close_phis, struct igp,
21553 default_liveout_before_guard, add_guard_exit_phis,
21554 insert_guard_phis, copy_renames): New.
21555 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
21556 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
21557 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
21558 (scop_adjust_phis_for_liveouts): New.
21559 (gloog): Call scop_adjust_phis_for_liveouts.
21561 * graphite.h (struct sese): Documented. Added fields liveout,
21562 num_ver and livein.
21563 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
21564 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
21565 (struct scop): Added field liveout_renames.
21566 (SCOP_LIVEOUT_RENAMES): New.
21568 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
21570 PR tree-optimization/38510
21571 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
21572 (translate_clast): Call recompute_all_dominators before
21574 (gloog): Call recompute_all_dominators before graphite_verify.
21576 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
21577 Jan Sjodin <jan.sjodin@amd.com>
21579 PR tree-optimization/38500
21580 * graphite.c (create_sese_edges): Call fix_loop_structure after
21583 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
21585 * config.gcc: Add m32r*-*-rtems*.
21586 * config/m32r/rtems.h: New file.
21588 2009-01-05 Ben Elliston <bje@au.ibm.com>
21590 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
21591 (.po.pox): Likewise.
21592 (po/gcc.pot): Likewise.
21594 2009-01-04 David S. Miller <davem@davemloft.net>
21596 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
21597 (STARTING_FRAME_OFFSET): Always set to zero.
21599 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
21601 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
21602 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
21603 fixed-point types, and vectors of the same.
21605 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
21607 * config/mips/sync.md (*mb_barrier): Rename to...
21608 (*memory_barrier): ...this.
21610 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
21612 * doc/extend.texi (Function Attributes): Move @cindex after @item
21613 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
21614 and put in alphabetical order. Fix 'target' name and put in order.
21615 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
21618 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
21620 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
21621 (memory_barrier): Expand as unspec instead of unspec_volatile.
21622 Remove mem:BLK from insn operands. Use Pmode scratch register.
21623 (*memory_barrier): Define as unspec instead of unspec_volatile.
21624 Use (match_dup 0) as input operand.
21626 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
21627 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
21628 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
21629 scratch register. Remove operand 1.
21630 (*stbar): Define as unspec instead of unspec_volatile.
21631 Use (match_dup 0) as input operand, remove (const_int 8).
21632 (*membar): Define as unspec instead of unspec_volatile.
21633 Use (match_dup 0) as input operand, remove input operand 2.
21635 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
21636 (memory_barrier): Expand as unspec instead of unspec_volatile.
21637 Remove mem:BLK from insn operands. Use Pmode scratch register.
21638 (*memory_barrier): Define as unspec instead of unspec_volatile.
21639 Use (match_dup 0) as input operand.
21641 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
21642 Remove mem:BLK from insn operands. Use Pmode scratch register.
21643 Set volatile flag on operand 0.
21644 (*memory_barrier): New insn pattern.
21646 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
21648 (*memory_barrier): Use (match_dup 0) as input operand.
21650 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
21651 Remove mem:BLK from insn operands. Use Pmode scratch register.
21652 Set volatile flag on operand 0.
21653 (*mb_internal): New insn pattern.
21655 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
21657 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
21659 PR middle-end/38586
21660 * function.c (struct temp_slot): Move to the section of the file
21661 that deals with temp slots. Remove field 'address'.
21662 (temp_slot_address_table): New hash table of address -> temp slot.
21663 (struct temp_slot_address_entry): New struct, items for the table.
21664 (temp_slot_address_compute_hash, temp_slot_address_hash,
21665 temp_slot_address_eq, insert_temp_slot_address): Support functions
21667 (find_temp_slot_from_address): Rewrite to use the new hash table.
21668 (remove_unused_temp_slot_addresses): Remove addresses of temp
21669 slots that have been made available.
21670 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
21671 worker function for remove_unused_temp_slot_addresses.
21672 (assign_stack_temp_for_type): Don't clear the temp slot address list.
21673 Add the temp slot address to the address -> temp slot map.
21674 (update_temp_slot_address): Update via insert_temp_slot_address.
21675 (free_temp_slots): Call remove_unused_temp_slot_addresses.
21676 (pop_temp_slots): Likewise.
21677 (init_temp_slots): Allocate the address -> temp slot map, or empty
21678 the map if it is already allocated.
21679 (prepare_function_start): Initialize temp slot processing.
21681 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
21683 PR middle-end/38584
21684 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
21685 Calculate the size of all stack vars assuming no packing of stack
21686 vars will happen, replacing a quadratic algorithm with a linear one.
21688 2009-01-03 Jakub Jelinek <jakub@redhat.com>
21691 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
21694 2009-01-03 Diego Novillo <dnovillo@google.com>
21696 * doc/contrib.texi: Update contributions.
21698 2009-01-03 Jakub Jelinek <jakub@redhat.com>
21701 * builtins.c (fold_builtin_memory_op): Give up if either operand
21702 is volatile. Set srctype or desttype to non-qualified version
21706 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
21707 and FUNCTION_DECLs.
21709 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
21711 PR rtl-optimization/35805
21712 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
21713 problem if fast dce is able to remove any instructions.
21714 * dce.c (dce_process_block): Fix dump message.
21716 2009-01-02 Mark Mitchell <mark@codesourcery.com>
21719 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
21721 2009-01-02 Jakub Jelinek <jakub@redhat.com>
21723 PR middle-end/38690
21724 * tree-flow.h (op_code_prio, op_prio): New prototypes.
21725 * tree-pretty-print.c (op_code_prio): New function.
21726 (op_prio): No longer static. Use op_code_prio.
21727 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
21728 Use op_prio and op_code_prio to determine if () should be
21729 printed around operand(s) or not.
21731 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
21732 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
21733 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
21734 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
21735 pp_character instead of pp_string for single letter printing.
21737 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
21739 * doc/extend.texi: Fix '#pragma GCC option' typo.
21741 2009-01-02 Richard Guenther <rguenther@suse.de>
21743 * doc/install.texi (--enable-checking): Mention different
21744 default for stage1.
21745 (--enable-stage1-checking): Document.
21747 2009-01-01 Andrew Pinski <pinskia@gmail.com>
21749 PR middle-end/30142
21750 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
21751 case to be an error.
21753 2009-01-02 Ben Elliston <bje@au.ibm.com>
21755 * config/fp-bit.h (pack_d): Constify argument.
21756 * config/fp-bit.c (makenan): Constify return type. Remove casts.
21757 (isnan): Constify argument.
21759 (iszero): Likewise.
21760 (pack_d): Likewise.
21761 (_fpadd_parts): Constify return type.
21762 (_fpmul_parts): Likewise.
21763 (_fpdiv_parts): Likewise.
21765 2009-01-01 Jakub Jelinek <jakub@redhat.com>
21768 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
21769 warn about overwriting initializer with side-effects or
21770 -Woverride-init if !IMPLICIT.
21771 (output_init_element): Likewise. Pass IMPLICIT down to
21773 (process_init_element): Add IMPLICIT argument. Pass it down
21774 to output_init_element.
21775 (push_init_element, pop_init_level, set_designator): Adjust
21776 process_init_element callers.
21777 (set_nonincremental_init, set_nonincremental_init_from_string):
21778 Adjust add_pending_init callers.
21779 (output_pending_init_elements): Adjust output_init_element callers.
21780 * c-tree.h (process_init_element): Adjust prototype.
21781 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
21782 process_init_element callers.
21785 Copyright (C) 2009 Free Software Foundation, Inc.
21787 Copying and distribution of this file, with or without modification,
21788 are permitted in any medium without royalty provided the copyright
21789 notice and this notice are preserved.