1 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
3 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
4 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
5 (*movdfcc_ext[1234]): Disable for IEEE mode.
7 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
9 * gimplify.c (prepare_gimple_addressable): New static function.
10 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
12 (gimplify_addr_expr): Invoke it similarly on the operand instead of
13 manually fiddling with it.
15 2009-08-25 Michael Matz <matz@suse.de>
17 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
18 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
20 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
21 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
22 (do_jump): Split out code for simple binary comparisons into ...
23 (do_jump_1): ... this, taking the individual operands and code.
24 Change callers to helper function above accordingly.
25 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
28 2009-08-25 Michael Matz <matz@suse.de>
30 * expr.h (struct separate_ops, sepops): New type for passing
31 around an exploded simple expression.
32 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
33 Use this structure instead of expression tree.
34 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
35 expression, only its type.
36 (expand_vec_cond_expr): Take type and individual operands instead
38 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
39 expand_vec_shift_expr): Change prototype accordingly.
40 * tree-vect-stmts.c (vectorizable_condition): Change call of
41 expand_vec_cond_expr_p to pass only type.
42 * expr.c (do_store_flags): Change prototype and implementation
43 to take an exploded expression.
44 (expand_expr_real_1): New local ops initialized with details
45 of the full expression. Use it instead of full
46 expression in calls to do_store_flags, expand_vec_cond_expr,
47 expand_widen_pattern_expr and expand_vec_shift_expr.
49 2009-08-25 Michael Matz <matz@suse.de>
51 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
52 treeop2 initialized with first three operands of the full expression.
53 Substitute all TREE_OPERAND (exp, [012]) calls with them.
55 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
57 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
58 (__gthread_objc_condition_allocate): Mark arguments as unused.
59 (__gthread_objc_condition_deallocate): Likewise.
60 (__gthread_objc_condition_wait): Likewise.
61 (__gthread_objc_condition_broadcast): Likewise.
62 (__gthread_objc_condition_signal): Likewise.
63 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
64 (__gthread_objc_thread_id): Likewise.
66 2009-08-25 Janus Weil <janus@gcc.gnu.org>
69 * tree-pretty-print.c (print_call_name): Print the correct call name
70 for procedure pointer components.
72 2009-08-24 Steve Ellcey <sje@cup.hp.com>
74 * config/ia64/ia64.c (ia64_promote_function_mode): Call
75 default_promote_function_mode when not VMS.
77 2009-08-24 Olivier Hainque <hainque@adacore.com>
79 * convert.c (convert_to_integer): Don't assume an input pointer is
80 POINTER_SIZE wide. Fetch from the type instead.
82 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
84 * configure.ac (AC_PREREQ): Bump to 2.64.
86 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
88 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
89 (process_command): Don't search standard_exec_prefix_1 and
90 standard_exec_prefix_2.
92 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
94 * config/arm/arm.c (output_return_instruction): Handle for
97 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
99 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
101 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
103 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
104 (*arm_movdf_vfp): Likewise.
106 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
108 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
109 (vashr<mode>3): Rename from ashr<mode>3.
110 (vlshr<mode>3): Rename from lshr<mode>3.
112 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
115 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
116 (check_format_info_main): Use scalar_identify_flag.
117 (check_format_types): Check for scalar size identity if
118 scalar_identify_flag is set.
119 (printf_length_specs): Extend by new field.
120 (asm_fprintf_length_specs): Likewise.
121 (gcc_diag_length_specs): Likewise.
122 (scanf_length_specs): Likewise.
123 (strfmon_length_specs): Likewise.
124 (gcc_gfc_length_specs): Likewise.
125 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
126 (ms_printf_flag_specs): Likewise.
127 * c-format.h (format_length_info): Add new member scalar_identity_flag.
129 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
132 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
133 (*call_value_pop_1): Ditto.
134 (*sibcall_pop_1): New insn pattern.
135 (*sibcall_value_pop_1): Ditto.
137 2009-08-23 Alan Modra <amodra@bigpond.net.au>
140 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
143 2009-08-23 Alan Modra <amodra@bigpond.net.au>
146 * fwprop.c (try_fwprop_subst): Allow multiple sets.
147 (get_reg_use_in): New function.
148 (forward_propagate_subreg): Propagate through subreg of zero_extend
151 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
153 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
154 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
156 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
158 * configure.ac: Remove --with-datarootdir, --with-docdir,
159 --with-htmldir switches. No need to call AC_SUBST for
160 datarootdir, docdir, htmldir any more.
161 * configure: Regenerate.
162 * doc/install.texi (Configuration): Document --datarootdir,
163 --docdir, --htmldir, --pdfdir; update documentation for
165 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
168 * aclocal.m4: Regenerate.
169 * config.in: Regenerate.
170 * configure: Regenerate.
172 2009-08-21 Douglas B Rupp <rupp@gnat.com>
173 Olivier Hainque <hainque@adacore.com>
175 * config/ia64/ia64.c: Include libfuncs.h.
176 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
177 (ia64_expand_call): Use reg 25 on VMS.
178 (ia64_initialize_trampoline): Fix for VMS ABI.
179 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
180 (ia64_function_arg): Initialize reg 25 on VMS.
181 Fix OpenVMS ABI issues for varargs.
182 For OpenVMS, emit the Argument Information register set in the
183 incoming/sibcall case as well.
184 (ia64_arg_type): New function.
185 (ia64_function_arg_advance): Keep track of cum->words.
186 Fix OpenVMS ABI issues for varargs.
187 (ia64_function_value): On VMS, promote mode of non-aggregate types.
188 (ia64_override_options): Set flag_no_common on VMS.
189 (ia64_init_builtins): Disable FWRITE builtin.
190 (ia64_asm_output_external): Call DO_CRTL_NAMES.
191 (ia64_vms_init_libfuncs): Add decc$ routines.
192 (ia64_vms_valid_pointer_mode): New function.
193 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
194 (ia64_promote_function_mode): New function
195 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
196 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
197 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
198 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
199 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
200 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
201 Suppress trailing '#' if VALUE is numeric.
202 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
203 ia64_promote_function_mode.
204 (TARGET_VALID_POINTER_MODE): Define.
206 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
209 * config/rs6000/rs6000.c (rs6000_override_options): Use
210 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
213 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
214 reporting of vector + decimal/boolean/complex error.
216 2009-08-21 Jakub Jelinek <jakub@redhat.com>
218 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
219 __vector double TYPE_DECL.
221 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
223 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
224 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
225 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
226 to pointer to enum machine_mode. Update all callers as needed.
228 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
230 * config/alpha/alpha.md (exception_receiver): Emit alternative
231 GP load sequence if flag_reorder_blocks_and_partition is set.
232 (*exception_receiver_2): Also enable when
233 flag_reorder_blocks_and_partition is set.
235 2009-08-20 Matt Rice <ratmice@gmail.com>
236 Diego Novillo <dnovillo@google.com>
238 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
241 2009-08-20 Richard Guenther <rguenther@suse.de>
243 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
244 * c-tree.h (c_dup_lang_specific_decl): Remove.
245 (struct lang_decl, struct lang_type): Move definitions ...
246 * c-lang.h: ... here. New file.
247 * c-decl.c: Include c-lang.h.
248 (c_dup_lang_specific_decl): Remove.
249 * c-typeck.c: Include c-lang.h.
250 * Makefile.in (c-decl.o): Add c-lang.h dependency.
251 (c-typeck.o): Likewise.
252 * c-config-lang.in (gtfiles): Add c-lang.h.
253 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
256 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
258 * config/alpha/alpha.c (alpha_end_function): Do not clear
259 crtl->emit structure and free insn locators if cfun->is_thunk is true,
260 this is now handled in generic code.
262 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
264 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
265 (s390_z10_fix_long_loop_prediction): New function.
266 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
267 (s390_reorg): Walk over the INSNs and invoke
268 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
270 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
272 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
273 "*brx_64bit", "*brx_31bit"): New patterns.
274 * config/s390/s390.c ('E'): New output modifier.
276 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
277 Richard Earnshaw <richard.earnshaw@arm.com>
279 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
280 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
282 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
284 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
286 * pa.c (emit_move_sequence): Check if address of operand1 is valid
287 for mode mode of operand0 when doing secondary reload for SAR.
289 2009-08-19 Jakub Jelinek <jakub@redhat.com>
292 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
293 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
295 2009-08-19 Jason Merrill <jason@redhat.com>
297 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
298 supported template depth in C++0x.
300 2009-08-19 Jakub Jelinek <jakub@redhat.com>
302 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
303 free_after_compilation.
304 * config/score/score7.c (score7_output_mi_thunk): Likewise.
305 * config/score/score3.c (score3_output_mi_thunk): Likewise.
306 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
307 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
308 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
309 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
310 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
312 2009-08-19 Ian Lance Taylor <iant@google.com>
314 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
315 of (plus (mult (neg B) C) A).
317 2009-08-18 Michael Matz <matz@suse.de>
319 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
320 instead of comparing TYPE_MAIN_VARIANT for equality.
321 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
322 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
323 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
324 * gimplify.c (goa_lhs_expr_p): Ditto and use
325 STRIP_USELESS_TYPE_CONVERSION.
327 2009-08-18 Michael Matz <matz@suse.de>
329 * tree-ssa-structalias.c (create_variable_info_for): Also mark
330 first field in a struct.
331 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
333 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
335 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
336 locators before emit_insn is called. Remove assert that
338 (alpha_end_function): Clear crtl->emit structure and free insn
339 locators if cfun->is_thunk is true.
341 2009-08-18 Jason Merrill <jason@redhat.com>
343 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
345 * configure.ac: Test for it.
346 * configure, config.in: Regenerate.
347 * doc/install.texi: Document --enable-gnu-unique-object.
349 2009-08-18 Richard Guenther <rguenther@suse.de>
352 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
353 pow(x,y*z) only if x is nonnegative.
355 2009-08-18 Jakub Jelinek <jakub@redhat.com>
357 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
361 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
362 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
364 2009-08-17 DJ Delorie <dj@redhat.com>
366 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
367 * config/m32c/prologue.md (epilogue_freit): New.
369 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
370 (bank_switch_p): Likewise.
371 (fast_interrupt_p): Likewise.
372 (interrupt_p): Likewise.
373 (m32c_conditional_register_usage): Round memregs size up.
374 (need_to_save): We only need to save $a0 when we use ENTER.
375 (interrupt_p): Check for fast_interrupt too.
376 (bank_switch_p): New.
377 (fast_interrupt_p): New.
378 (m32c_attribute_table): Add bank_switch and fast_interrupt.
379 (m32c_emit_prolog): Support bank switching and fast interrupts.
380 * doc/extend.texi (Function Attributes): Add bank_switch and
383 2009-08-17 Douglas B Rupp <rupp@gnat.com>
385 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
386 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
388 2009-08-16 Douglas B Rupp <rupp@gnat.com>
390 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
391 (menu): Add IA-64/VMS Options.
392 (IA-64/VMS Options): Likewise.
394 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
397 * config/mips/mips.md (*lwxs): Use :P for pointer values.
399 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
401 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
402 (mips_pop_asm_switch): Likewise.
403 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
405 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
406 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
407 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
408 (mips_print_operand_punctuation): Use them. Check mips_noreorder
409 instead of set_noreorder.
410 (mips_output_function_prologue): Use the new functions.
411 (mips_output_function_epilogue): Likewise.
412 (mips_need_noat_wrapper_p): New function, split out from...
413 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
414 Use mips_push_asm_switch and mips_pop_asm_switch.
415 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
416 and mips_pop_asm_switch.
417 (ASM_OUTPUT_REG_POP): Likewise.
418 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
419 Use mips_pop_asm_switch.
420 (mips_asm_switch): New structure.
421 (set_noreorder, set_nomacro): Replace with...
422 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
423 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
424 instead of set_nomacro.
425 (fix_truncsfsi2_macro): Likewise.
426 (cprestore): Likewise.
427 (hazard): Use mips_noreorder instead of set_noreorder.
428 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
430 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
432 * config/alpha/alpha.c (alpha_and_function): Handle NULL_RTX returned
433 from prev_active_insn.
435 2009-08-16 Anatoly Sokolov <aesok@post.ru>
437 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
438 * config/avr/avr.c (avr_override_options): Initialize
439 avr_current_arch variable.
440 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
441 __AVR_HAVE_16BIT_SP__ according to the device type.
442 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
444 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
445 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
447 2009-08-16 Dodji Seketeli <dodji@redhat.com>
450 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
451 generating inlined subroutine die only. We shouldn't be
452 called for anything else.
453 (gen_block_die): Don't generate inline subroutine debug info for
456 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
458 * graphite-poly.c (print_pbb): Print PBB index.
460 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
463 * graphite-interchange.c (ppl_max_for_le): Moved...
464 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
465 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
466 ppl_Pointset_Powerset_C_Polyhedron_maximize.
467 * graphite-ppl.h (ppl_max_for_le): Declared.
469 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
471 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
472 supported on all platforms.
473 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
474 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
475 * c-pragma.c: Likewise.
476 * target-def.h (TARGET_INITIALIZER): Remove
477 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
478 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
480 2009-08-14 Douglas B Rupp <rupp@gnat.com>
482 * config/ia64/fde-vms.c: New file.
483 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
484 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
485 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
486 (uw_frame_state_for): Only register a personality routine if it is
487 known to be compatible with our expectations.
488 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
489 Declare unw_table_entry stack variable and
490 mod all calls to _Unwind_FindTableEntry to add arg.
491 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
492 (_Unwind_FindTableEntry): Add arg to prototype.
494 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
496 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
497 field 'signal_pfs_loc'.
498 (uw_frame_state_for): Remove duplicate code dealing with leaf
499 procedures without unwind info.
500 If in the frame after unwinding through a signal handler, restore
501 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
502 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
503 'pfs_loc' to the AR.PFS location in the signal context; instead
504 set 'signal_pfs_loc'.
505 Manually generate the unwind info for the AR.PFS register.
506 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
507 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
508 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
509 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
510 instead set 'signal_pfs_loc'.
511 Remove code preventing the AR.PFS register from being restored
512 from the signal context.
514 2009-08-14 Douglas B Rupp <rupp@gnat.com>
515 Tristan Gingold <gingold@adacore.com>
517 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
518 * config/ia64/t-vms: New file.
519 * config/ia64/vms64.h: New file.
520 * config/ia64/vms.h: New file.
521 * config/ia64/vms-crtinit.asm: New file.
522 * config/ia64/vms_symvec_libgcc_s.opt: New file.
523 * config/ia64/vms-unwind.h: New file.
525 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
527 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
530 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
533 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
535 * real.h (do_mpc_arg2): ... here.
536 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
539 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
541 * final.c (add_debug_prefix_map): Don't use GC memory for
542 old_prefix and new_prefix.
544 2009-08-14 Richard Guenther <rguenther@suse.de>
546 * ipa-prop.c (compute_complex_pass_through): If we cannot
547 compute a non-varying offset for IPA_JF_ANCESTOR punt.
549 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
551 * c-lex.c (c_lex_with_flags): Increase size of local variable
552 to avoid memory clobber.
554 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
557 * config/i386/i386.c (ix86_fp_comparison_strategy):
558 Only enable/disable sahf at function granularity.
560 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
562 PR rtl-optimization/41064
563 * reload1.c (reload_as_needed): Don't call extract_insn
564 for known invalid replacements after calling
565 validate_replace_rtx_group and verify_changes.
567 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
570 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
571 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
572 ix86_expand_fp_vcond.
573 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
574 Assert that operation is supported by ix86_expand_int_vcond.
575 (vcondu<SSEMODE124C8:mode>): Ditto.
577 2009-08-13 DJ Delorie <dj@redhat.com>
579 * config/i386/djgpp-stdint.h: New.
580 * config.gcc (djgpp): Use it.
582 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
584 * config/sh/sh.c (sh_override_options): When flag_exceptions or
585 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
587 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
589 * tree-ssa-loop-prefetch.c
590 (prune_ref_by_group_reuse): Enhance probabilistic analysis
591 for long-stride pruning.
592 (compute_miss_rate): New function to compute the probability
593 that two memory references access different cache lines.
595 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
597 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
599 2009-08-13 Richard Guenther <rguenther@suse.de>
602 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
603 use the constant pointer type.
604 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
605 of CV qualifiers on the target pointer type.
606 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
607 conversion check before restrict check.
609 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
612 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
614 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
616 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
618 2009-08-12 Richard Guenther <rguenther@suse.de>
620 PR tree-optimization/41011
621 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
622 and reference constructing.
624 2009-08-12 Xinliang David Li <davidxl@google.com>
626 PR tree-optimization/41012
627 * tree-flow.h : New external interface.
628 * gimple-low.c (check_call_arg): Change to public function.
629 Remove argument mismatch check in lowering.
630 * tree-inline.h (tree_can_inline_p): Interface change.
631 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
633 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
634 Call change to tree_can_inline_p function.
635 (cgraph_decide_inlining_incrementally): Ditto.
637 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
639 PR tree-optimization/41031
640 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
641 on the partition variable rather than promote_mode on the source
642 type. Assert that the partition variable's type has the same
643 mode as the source value's.
645 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
647 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
649 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
651 * calls.c (expand_call): Fix typo.
652 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
654 * stmt.c (expand_value_return): Use promote_function_mode to copy out
656 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
657 * config/cris/cris.c (cris_promote_function_mode): Likewise.
658 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
659 * config/pa/pa.c (pa_promote_function_mode): Likewise.
661 2009-08-12 Andrew Haley <aph@redhat.com>
663 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
665 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
668 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
670 2009-08-12 Richard Guenther <rguenther@suse.de>
672 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
673 * gimplify.c (gimplify_modify_expr): Do not use
674 lang_hooks.types_compatible_p.
675 * tree-ssa.c (useless_type_conversion_p): For aggregates
676 just return false if the canonical types differ.
678 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
681 * sese.c (convert_for_phi_arg): New.
682 (add_guard_exit_phis): Use convert_for_phi_arg.
684 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
686 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
687 unknown subscript upper bounds.
689 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
690 Pranav Garg <pranav.garg2107@gmail.com>
692 * graphite-interchange.c (gather_access_strides): Removed.
693 (ppl_max_for_le): New.
694 (build_linearized_memory_access): New.
695 (memory_stride_in_loop): New.
696 (pbb_interchange_profitable_p): Reimplemented.
697 * graphite-ppl.h (ppl_new_id_map): New.
698 (ppl_interchange): New.
700 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
702 * graphite-interchange.c (compute_subscript): Removed.
703 (compute_array_size_cstr): Removed.
704 (compute_array_size_poly): Removed.
705 (compute_array_size): Removed.
706 (gather_access_strides_poly): Removed.
707 (gather_access_strides): Empty.
709 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
711 * graphite-dependences.c (dependence_polyhedron_1): Replace
712 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
713 (graphite_legal_transform_dr): Same.
714 (graphite_carried_dependence_level_k): Same.
715 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
716 Initialize PDR_NB_SUBSCRIPTS.
717 (print_pdr_access_layout): Replace pdr_nb_subscripts with
719 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
720 (PDR_NB_SUBSCRIPTS): New.
721 (pdr_nb_subscripts): Removed.
722 (pdr_dim): Simplified.
723 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
724 with PDR_NB_SUBSCRIPTS.
726 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
728 * graphite-interchange.c (compute_array_size): Remove use of
730 * graphite-poly.c (new_poly_dr): Remove argument data_container.
731 Do not initialize PDR_DATA_CONTAINER.
732 (print_pdr): Do not print PDR_DATA_CONTAINER.
733 * graphite-poly.h (struct poly_dr): Remove data_container field.
734 (PDR_DATA_CONTAINER): Removed.
735 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
737 (build_poly_dr): Same.
739 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
740 Sebastian Pop <sebastian.pop@amd.com>
742 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
743 copy of the dependence polyhedron. Free the temporary objects.
744 (graphite_carried_dependence_level_k): Free unused objects before
747 * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
748 * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
749 * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
750 * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
751 * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
753 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
755 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
756 Early return without analyzing the data dependences if no
757 transform has been done. Call restore_scattering if the transform
759 (graphite-interchange.c): Same.
760 * graphite-poly.c (print_scattering_function): Test for
762 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
763 (apply_poly_transforms): Do not gcc_assert that
764 the transform is legal.
765 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
766 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
767 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
768 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
769 * graphite-poly.h (struct poly_scattering): New.
770 (struct poly_bb): Add original, transformed, and saved fields.
771 Remove transformed_scattering, original_scattering,
772 nb_local_variables and nb_scattering_transform fields.
773 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
774 (poly_scattering_new): New.
775 (poly_scattering_free): New.
776 (poly_scattering_copy): New.
777 (store_scattering_pbb): New.
778 (store_scattering): New.
779 (restore_scattering_pbb): New.
780 (restore_scattering): New.
781 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
782 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
784 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
786 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
789 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
791 * Makefile.in (graphite.o): Depends on PREDICT_H.
792 * graphite.c: Include predict.h.
793 (graphite_finalize): Call tree_estimate_probability.
794 * predict.c (predict_loops): Do not call scev_initialize and
796 (tree_estimate_probability_bb): New.
797 (tree_estimate_probability): Do not initialize loops: move that
798 code to the driver. Call tree_estimate_probability_bb.
799 (tree_estimate_probability_driver): New.
800 (pass_profile): Use tree_estimate_probability_driver.
801 * predict.h (tree_estimate_probability): Declared.
803 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
805 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
806 * graphite-dependences.c (graphite_legal_transform): Add time to
807 TV_GRAPHITE_DATA_DEPS.
808 (dependency_between_pbbs_p): Same.
809 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
811 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
813 PR rtl-optimization/41033
814 * alias.c (nonoverlapping_component_refs_p): Punt when strict
815 aliasing is disabled.
817 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
819 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
820 si_mask_operand, and_load_operand, low_bitmask_operand,
821 and_reg_operand, and_operand): New predicates.
822 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
823 * config/mips/mips.c (and_operands_ok): New function.
824 * config/mips/mips-protos.h (and_operands_ok): Declare it.
825 * config/mips/mips.md (move_type): Add ext_ins and logical.
827 (and<mode>3): Use and_reg_operand as the second operand's predicate.
828 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
829 shift_shift. Remove commutative constraint modifier.
830 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
832 (*clear_upper32_dext): Remove define_insn_and_split.
833 (*clear_upper32): Turn this define_insn_and_split ...
834 (splitter for ANDing register with 0xffff_ffff): .. into this.
836 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
838 * combine.c (try_widen_shift_mode): Factor out code to check if an
839 integer constant is a low-order bitmask from here ...
840 * rtlanal.c (low_bitmask_len): ... to here.
841 * rtl.h (low_bitmask_len): Declare.
843 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
846 * config/alpha/alpha.md (addsi3): Remove expander.
847 (addsi3): Rename from *addsi3_internal insn pattern.
848 (subsi3): Remove expander.
849 (subsi3): Rename from *subsi3_internal insn pattern.
851 2009-08-11 Douglas B Rupp <rupp@gnat.com>
853 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
856 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
857 Eric Botcazou <botcazou@adacore.com>
858 Douglas B Rupp <rupp@gnat.com>
860 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
861 that records that fit in 64 bits are returned by immediate value,
862 as required by OpenVMS Calling Standard.
863 (function_value): Adjust for above modification.
864 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
865 virtual_incoming_args_rtx as base object, not next_arg.
866 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
868 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
870 * reload.c (find_reloads_subreg_address): Check the original
871 req_equiv_mem address to detect the case where an address is
872 not valid in the outer mode.
874 2009-08-11 Richard Guenther <rguenther@suse.de>
877 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
879 2009-08-10 Douglas B Rupp <rupp@gnat.com>
881 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
882 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
884 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
885 Douglas B Rupp <rupp@gnat.com>
887 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
888 PT_STACK when frame_pointer_needed on OpenVMS.
889 (alpha_pv_save_size, alpha_using_fp): Remove.
890 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
891 with proper processing for PT_NULL.
892 (alpha_vms_initial_elimination_offset): New function. Support for
893 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
894 (alpha_sa_size): Force procedure type to PT_STACK when
895 frame_pointer_needed on OpenVMS.
896 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
897 (alpha_using_fp): Likewise.
898 (alpha_vms_can_eliminate): Add prototype.
899 (alpha_vms_initial_elimination_offset): Likewise.
900 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
901 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
903 2009-08-10 Eric Botcazou <botcazou@adacore.com>
904 Douglas B Rupp <rupp@gnat.com>
906 * config/alpha/alpha.c (common_object_handler): New function.
907 (vms_attribute_table): Declare a single attribute "common_object".
908 (vms_output_aligned_decl_common): New global function.
909 (SECTION_VMS_OVERLAY): Delete.
910 (SECTION_VMS_GLOBAL): Likewise.
911 (SECTION_VMS_INITIALIZE): Likewise.
912 (vms_asm_named_section): Remove support for above flags.
913 (vms_section_type_flags): Delete.
914 (TARGET_SECTION_TYPE_FLAGS): Likewise.
915 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
916 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
917 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
919 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
922 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
923 (sub_ddmmss): Likewise.
925 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
928 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
931 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
934 * reload1.c (reload_as_needed): Use cancel_changes to completely
935 undo a failed replacement attempt.
937 2009-08-10 Richard Guenther <rguenther@suse.de>
940 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
941 (useless_type_conversion_p): ... here. Require pointer targets
944 2009-08-10 Dodji Seketeli <dodji@redhat.com>
947 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
948 loose the original type of the statement list.
950 2009-08-09 Douglas B Rupp <rupp@gnat.com>
952 * config/alpha/alpha.c: Include libfuncs.h
953 (avms_asm_output_extern): New function.
954 (alpha_init_libfuncs): Init some decc libfuncs.
955 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
956 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
957 (DO_CRTL_NAMES): Define.
959 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
960 (LONG_TYPE_SIZE): Define.
961 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
962 (SUBTARGET_SWITCHES): Define malloc64 switch.
963 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
964 (MASK_RETURN_ADDR): Define.
965 doc/invoke.texi (mmalloc64): Document switch.
967 2009-08-09 Olivier Hainque <hainque@adacore.com>
968 Douglas B Rupp <rupp@gnat.com>
970 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
971 uses_condition_handler.
972 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
973 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
974 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
975 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
976 (code_for_builtin): New insn codes for the new alpha_builtins.
977 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
978 (alpha_sa_size): Account for uses_condition_handler.
979 (alpha_expand_prologue): Likewise.
980 (alpha_start_function): Likewise.
981 (alpha_expand_epilogue): Likewise.
982 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
983 establish/revert expanders.
984 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
985 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
986 New expander, resorting to the alpha.c associated function.
987 (builtin_revert_vms_condition_handler): Likewise.
988 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
989 __gcc_shell_handler, the static VMS condition handler used as
990 an indirection wrapper to the current dynamically established
992 * config/alpha/vms-unwind.h: Complete rewrite.
993 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
994 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
996 2009-08-09 Eric Botcazou <botcazou@adacore.com>
997 Douglas B Rupp <rupp@gnat.com>
999 * config/alpha/alpha.c (alpha_links): Add 'target' field.
1000 (alpha_need_linkage): Handle aliases. Return function symbol.
1001 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
1002 Use ultimate alias target for the linkage name.
1003 * config/alpha/alpha.md (movmemdi): Use the symbol returned
1004 by alpha_need_linkage for the function symbol.
1005 (setmemdi): Likewise.
1007 2009-08-09 Douglas B Rupp <rupp@gnat.com>
1009 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
1010 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
1011 (ASM_WEAKEN_LABEL): Define.
1012 (CRT_CALL_STATIC_FUNCTION): Define.
1013 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
1014 (ENDFILE_SPEC): Define.
1015 (INIT_SECTION_ASM_OP): Define.
1016 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
1017 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
1019 (MULTILIB_OSDIRNAMES): Define.
1020 (shlib_version): Define.
1021 (SHLIB_EXT): Define.
1022 (SHLIB_OBJS): Define.
1023 (SHLIB_NAME): Define.
1024 (SHLIB_MULTILIB): Define.
1025 (SHLIB_INSTALL): Define.
1026 (SHLIB_SYMVEC): Define.
1027 (SHLIB_SYMVECX2): Define.
1028 (SHLIB_LINK): Define.
1030 2009-08-09 Douglas B Rupp <rupp@gnat.com>
1032 * config/alpha/alpha.c (alpha_initialize_trampoline):
1033 Initialize VMS trampoline IAW ABI for bounded procedure calls.
1034 (alpha_start_function): Emit transfer address on nested functions
1035 for VMS trampoline call.
1036 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
1037 since no longer used.
1038 * config/alpha/vms-tramp.asm: Remove.
1039 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
1040 since now only data initialized at runtime.
1042 2009-08-09 Douglas B Rupp <rupp@gnat.com>
1044 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
1045 (LINK_GCC_C_SEQUENCE_SPEC): Define.
1046 (MD_EXEC_PREFIX): Remove, no longer used.
1047 (MD_STARTFILE_PREFIX): Likewise.
1048 (INCLUDE_DEFAULTS): Likewise.
1049 * config/alpha/t-vms:
1050 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
1052 2009-08-09 Richard Guenther <rguenther@suse.de>
1054 PR tree-optimization/41016
1055 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
1056 (operand_precision): Remove.
1057 (integral_operand_p): Likewise.
1058 (recognize_single_bit_test): Adjust.
1060 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
1062 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
1063 operation overflows. Likewise non-cast unary arithmetic.
1064 If one arm of a conditional expression is always taken,
1065 inhibit evaluation warnings for the other arm. Likewise inhibit
1066 evaluation warnings for the second && or || operand if the first
1067 operand is enough to determine the result.
1068 * c-typeck.c (build_conditional_expr): Apply the same inhibition
1070 (build_binary_op): Prevent duplicate evaluation warnings.
1072 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
1074 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
1075 and destination have different modes, Use promote_mode to
1076 determine the signedness of the conversion. Assert that the
1077 promoted source mode matches the destination mode. Don't pass
1078 the destination and destination mode to expand_expr if the source
1079 mode is different. Simplify conversion logic.
1081 2009-08-09 Ira Rosen <irar@il.ibm.com>
1083 PR tree-optimization/41008
1084 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
1085 from condition only in case it's a comparison. Adjust checks.
1087 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
1089 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
1090 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
1091 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
1092 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
1093 (dump_cand): Handle them.
1094 (struct iv_cand): New members COST_STEP and AINC_USE.
1095 (stmt_after_increment): Likewise.
1096 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
1097 callers changed. Use gimple_uid comparison instead of scanning.
1098 (add_candidate_1): When looking for identical candidates, take
1099 AINC_USE into account. Set it for new candidates.
1100 (force_expr_to_var_cost): Cast target_spill_cost to int.
1101 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
1102 All callers changed. Check for availability of autoinc addressing
1103 modes, both in general for a given mode, and in the specific use case.
1104 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
1106 (get_computation_cost): Likewise.
1107 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
1108 add_autoinc_candidates): New static functions.
1109 (add_candidate): Call add_autoinc_candidates for candidates based on
1111 (find_iv_candidates): Call set_autoinc_for_original_candidates.
1112 (determine_use_iv_cost_address): If we have an autoinc candidate at
1113 the matching use, verify autoinc is possible and subtract the cost
1114 of the candidate's step from the cost.
1115 (determine_iv_cost): Record the cost of the increment in the COST_STEP
1116 member of the candidate.
1117 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
1118 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
1120 2009-08-09 Douglas B Rupp <rupp@gnat.com>
1122 * config.build (ia64-hp-*vms*): New target.
1123 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
1125 * config.gcc (ia64-hp-*vms*): New target.
1126 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
1128 * config.host (ia64-hp-*vms*): New target.
1129 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
1132 2009-08-08 Richard Guenther <rguenther@suse.de>
1134 PR tree-optimization/40991
1135 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
1137 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
1139 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
1140 mode check. Do truncations in an integer mode.
1141 (force_to_mode): Handle subregs for all mode types. Only do
1142 arithmetic simplifications on integer modes.
1144 2009-08-07 Richard Guenther <rguenther@suse.de>
1146 PR tree-optimization/40999
1147 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
1148 (maybe_fold_reference): Lookup constant initializers.
1149 (fold_gimple_assign): Likewise.
1151 2009-08-07 Richard Guenther <rguenther@suse.de>
1153 * tree-ssa.c (useless_type_conversion_p_1): Only for types
1154 that require structural equality defer to the langhook.
1156 2009-08-07 Martin Jambor <mjambor@suse.cz>
1158 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
1160 (struct ipa_pass_through_data): New type.
1161 (struct ipa_ancestor_jf_data): New type.
1162 (union jump_func_value): Removed field formal_id, added fields
1163 pass_through and ancestor.
1164 (struct ipa_param_call_note): Changed type of formal_id to int from
1166 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
1167 operations jump functions and ancestor jump functions.
1168 (compute_complex_pass_through): New function.
1169 (compute_scalar_jump_functions): Call compute_complex_pass_through,
1170 reflect changes in the jump function strucutre.
1171 (update_jump_functions_after_inlining): Ignore complex pass-through
1172 and ancestor jump functions.
1173 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
1174 polynomial pass-through with operation jump functions.
1176 2009-08-07 Jakub Jelinek <jakub@redhat.com>
1178 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
1179 fde->dw_fde_begin as begin label instead of hot/cold label.
1180 Use LLSDAC label instead of LLSDA for second section lsda.
1181 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
1182 label instead of LLSDA if it is true.
1183 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
1185 * except.c (add_call_site, dw2_size_of_call_site_table): Add
1186 SECTION argument. Use it as index into crtl->eh.call_site_record
1188 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
1189 use it to determine how to print table entries instead of using
1190 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
1191 label instead of normal begin label as base.
1192 (sjlj_assign_call_site_values): Adjust add_call_site caller.
1193 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
1194 ensure no EH range spans between sections and that landing pads
1195 are always in the corresponding section.
1196 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
1197 for crtl->eh.call_site_record being an array rather than scalar.
1198 (output_one_function_exception_table): New function, copied
1199 from output_function_exception_table. Adjust
1200 dw2_size_of_call_site_table, dw2_output_call_site_table
1201 callers. For SECOND section use *C suffixed labels.
1202 (output_function_exception_table): Call
1203 output_one_function_exception_table and, when doing hot/cold
1204 partitioning, also another time for the second section.
1205 * opts.c: Include except.h.
1206 (decode_options): Allow -freorder-blocks-and-partition with
1207 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
1208 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
1209 * function.h (struct rtl_eh): Change call_site_record from
1210 scalar into array of 2 elements.
1212 2009-08-07 Martin Jambor <mjambor@suse.cz>
1214 * ipa-prop.c (count_formal_params_1): New function.
1215 (ipa_get_vector_of_formal_parms): New function.
1216 (get_vector_of_formal_parm_types): New function.
1217 (ipa_modify_formal_parameters): New function.
1218 (ipa_modify_call_arguments): New function.
1219 (index_in_adjustments_multiple_times_p): New function.
1220 (ipa_combine_adjustments): New function.
1221 (ipa_dump_param_adjustments): New function.
1222 * ipa-prop.h (struct ipa_parm_adjustment): New type.
1223 (ipa_get_vector_of_formal_parms): Declare.
1224 (ipa_modify_formal_parameters): Declare.
1225 (ipa_modify_call_arguments): Declare.
1226 (ipa_combine_adjustments): Declare.
1227 (ipa_dump_param_adjustments): Declare.
1228 (build_ref_for_offset): Declare.
1229 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
1230 * tree-sra.c: Include ipa-prop.c.
1231 (build_ref_for_offset): Make public.
1233 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
1235 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
1237 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
1239 * gcc/doc/extend.texi (__builtin_extract_return_address)
1240 (__builtin_frob_return_address): Document.
1242 2009-08-06 Paul Brook <paul@codesourcery.com>
1244 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
1245 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
1246 implementation on ARMv6-M.
1248 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1250 * doc/extend.texi (pcs): Document new attribute for ARM.
1252 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1254 * arm.c (pcs_attribute_args): Comment out unsupported attribute
1257 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1259 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
1262 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1264 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
1266 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1268 Merge ARM/hard_vfp_branch to trunk.
1270 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
1272 * arm.c (libcall_eq): New function.
1273 (libcall_hash): New function.
1274 (add_libcall): New function.
1275 (arm_libcall_uses_aapcs_base): New function.
1276 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
1277 libcalls using the base PCS.
1278 (arm_init_cumulative_args): Likewise.
1280 2009-07-20 Joseph Myers <joseph@codesourcery.com>
1282 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
1283 Use base ABI for conversion libfuncs between HFmode and SFmode.
1285 2009-05-12 Joseph Myers <joseph@codesourcery.com>
1287 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
1288 V4SImode as representatives of all 64-bit and 128-bit vector
1289 types. Allow vector types without vector modes.
1290 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
1291 without vector modes like BLKmode.
1292 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
1293 BLKmode. Avoid unsupported vector modes or TImode moves for
1295 (aapcs_vfp_allocate_return_reg): Likewise.
1296 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
1297 V8QImode if TARGET_NEON || TARGET_IWMMXT.
1299 2009-05-12 Joseph Myers <joseph@codesourcery.com>
1301 * config/arm/arm.c (arm_handle_pcs_attribute): New.
1302 (arm_get_pcs_model): Pass attribute arguments to
1303 arm_pcs_from_attribute.
1304 (arm_init_cumulative_args): Use base AAPCS for conversions from
1305 floating-point types to DImode.
1306 (arm_attribute_table): Add pcs attribute.
1307 (arm_handle_pcs_attribute): New.
1308 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
1309 conversions from floating-point types to DImode, also declare them
1310 to use base AAPCS and declare functions they call to use base
1311 AAPCS and their RTABI names.
1313 2009-05-12 Joseph Myers <joseph@codesourcery.com>
1315 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
1316 -mfloat-abi=hard not being supported for VFP.
1318 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
1320 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
1321 SYMBOL_REF to hard_libcall_value.
1323 2009-03-05 Joseph Myers <joseph@codesourcery.com>
1324 Richard Earnshaw <rearnsha@arm.com>
1326 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
1327 has been put on the stack, all remaining co-processory arguments for
1328 that co-processor also go on the stack.
1330 2009-03-05 Joseph Myers <joseph@codesourcery.com>
1332 * config/arm/arm.c (arm_return_in_memory): Handle returning
1333 vectors of suitable size in registers also for AAPCS case.
1335 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
1337 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
1339 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
1341 ARM Hard-VFP calling convention
1342 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
1343 * target.h (gcc_target): Add libcall_value to table of call hooks.
1344 * targhooks.h (default_libcall_value): Default implementation.
1345 * targhooks.c (default_libcall_value): Likewise.
1346 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
1347 * optabs.c (expand_unop): Use it.
1348 * expr.h (hard_libcall_value): Pass the function RTX through.
1349 * calls.c (emit_library_call_value_1): Update call to
1351 * explow.c (hard_libcall_value): Use new target hook.
1352 * testsuite/lib/target-supports.exp
1353 (check_effective_target_arm_hard_vfp_ok): New hook.
1354 (check_effective_target_arm_neon_ok): Improve test for neon
1356 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
1357 * config/arm/arm.c: Include cgraph.h
1358 (TARGET_FUNCTION_VALUE): Override default hook.
1359 (arm_pcs_default): New variable.
1360 (arm_override_options): Don't fault hard calling convention with VFP.
1361 Add support for AAPCS variants.
1362 (arm_function_value): Make static. Handle AAPCS variants.
1363 (arm_libcall_value): New function.
1364 (arm_apply_result_size): Handle VFP registers in results.
1365 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
1367 (pcs_attribute_args): New variable.
1368 (arm_pcs_from_attribute): New function.
1369 (arm_get_pcs_model): New function.
1370 (aapcs_vfp_cum_init): New function.
1371 (aapcs_vfp_sub_candidate): New function.
1372 (aapcs_vfp_is_return_candidate): New function.
1373 (aapcs_vfp_is_call_candidate): New function.
1374 (aapcs_vfp_allocate): New function.
1375 (aapcs_vfp_allocate_return_reg): New function.
1376 (aapcs_vfp_advance): New function.
1377 (aapcs_cp_arg_layout): New variable.
1378 (aapcs_select_call_coproc): New function.
1379 (aapcs_select_return_coproc): New function.
1380 (aapcs_allocate_return_reg): New function.
1381 (aapcs_libcall_value): New function.
1382 (aapcs_layout_arg): New function.
1383 (arm_init_cumulative_args): Initialize AAPCS args data.
1384 (arm_function_arg): Handle AAPCS variants using new interface.
1385 (arm_arg_parital_bytes): Likewise.
1386 (arm_function_arg_advance): New function.
1387 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
1388 calling conventions.
1389 (arm_setup_incoming_varargs): Handle new AAPCS args data.
1390 * arm.h (NUM_VFP_ARG_REGS): Define.
1391 (LIBCALL_VALUE): Update.
1392 (FUNCTION_VALUE): Delete.
1393 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
1394 (arm_pcs): New enum.
1395 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
1396 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
1397 (FUNCTION_ARG_REGNO_P): Add VFP regs.
1398 * arm-protos.h (arm_function_arg_advance): Add.
1399 (aapcs_libcall_value): Add.
1400 (arm_function_value): Delete.
1402 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
1403 H.J. Lu <hongjiu.lu@intel.com>
1406 * config/i386/i386.c (standard_sse_mode_p): Remove.
1407 (standard_sse_constant_p): Return 2 for integer mode
1408 vector_all_ones_operand when SSE2 is enabled.
1409 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
1410 (ix86_expand_vector_move): Do not check for negative values from
1411 standard_sse_constant_p.
1413 2009-08-06 Richard Guenther <rguenther@suse.de>
1415 * tree-ssa.c (useless_type_conversion_p_1): Make function and
1416 array type comparisons frontend independent.
1417 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
1418 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
1419 out array reference lower bound and element size operands.
1420 (ao_ref_init_from_vn_reference): Properly compute the offset
1421 for ARRAY_RANGE_REF.
1422 (vn_reference_fold_indirect): Fill out array reference lower
1423 bound and element size operands.
1424 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
1425 a non gimple valued reference operand which can happen for
1426 array reference lower bound or element size.
1427 (create_component_ref_by_pieces_1): Properly generate the
1428 element size operand for array references.
1430 2009-08-06 Richard Guenther <rguenther@suse.de>
1432 PR tree-optimization/40964
1433 * tree.c (iterative_hash_host_wide_int): Export.
1434 * tree.h (iterative_hash_host_wide_int): Declare.
1435 * tree-ssa-structalias.c (heapvar_map): New struct.
1436 (heapvar_map_eq): New function.
1437 (heapvar_map_hash): Likewise.
1438 (heapvar_lookup): Adjust.
1439 (heapvar_insert): Likewise.
1440 (make_constraint_from_heapvar): Allow multiple heap variables
1441 per decl at different offsets.
1442 (init_alias_heapvars): Adjust.
1444 2009-08-04 David Daney <ddaney@caviumnetworks.com>
1446 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
1447 * mips_output_sync_loop (mips_output_sync_loop): Only emit
1448 trailing sync if TARGET_SYNC_AFTER_SC.
1450 2009-08-05 David Daney <ddaney@caviumnetworks.com>
1452 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
1453 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
1454 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
1455 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
1456 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
1457 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
1458 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
1459 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
1460 test_and_set_12): Rewrite calls to mips_output_sync_loop.
1461 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
1462 the prototype declaration match the definition.
1463 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
1464 instructions explicitly. Add barrier_before and operands
1466 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
1467 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
1468 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
1469 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
1470 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
1471 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
1473 2009-08-05 Andrew Pinski <pinskia@gmail.com>
1475 * tree-ssa-alias.c: Fix intervals to use [) syntax.
1477 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
1478 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
1481 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
1484 2009-08-05 Jakub Jelinek <jakub@redhat.com>
1486 PR rtl-optimization/40924
1487 * dse.c (canon_address): Before calling cselib_expand_value_rtx
1488 make sure canon_rtx (mem_address) isn't simpler than
1489 canon_rtx (expanded_mem_address).
1491 2009-08-05 Li Feng <nemokingdom@gmail.com>
1493 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
1495 (build_scop_drs): Build alias set for each SCoP.
1497 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
1499 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
1500 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
1501 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
1502 (MIPS_ARCH_FLOAT_SPEC): Likewise.
1503 (BASE_DRIVER_SELF_SPECS): Likewise.
1505 2009-08-04 Andrew Pinski <pinskia@gmail.com>
1507 * tree-ssa-alias.c: Fix some comment typos.
1509 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
1511 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
1512 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
1514 2009-08-03 Janis Johnson <janis187@us.ibm.com>
1517 * simplify-rtx.c (simplify_binary_operation_1): Disable
1518 simplifications for decimal float operations.
1520 2009-08-03 Jakub Jelinek <jakub@redhat.com>
1523 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
1524 operand of INDIRECT_REF.
1526 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
1528 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
1529 constants referencing TLS symbols.
1531 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
1533 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
1534 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
1536 2009-08-03 Richard Guenther <rguenther@suse.de>
1538 * tree.c (make_vector_type): Build a main variant first,
1539 get the canonical one and then build the variant.
1540 * tree-ssa.c (useless_type_conversion_p_1): Handle
1542 (useless_type_conversion_p): Conversions to pointers to
1543 incomplete record types are useless.
1545 2009-08-03 Richard Guenther <rguenther@suse.de>
1547 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
1548 file will be created.
1549 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
1550 * toplev.c (compile_file): Adjust comment.
1552 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
1554 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
1555 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
1556 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1557 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1558 (sh_promote_function_mode): Fix typo.
1560 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
1562 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
1564 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1566 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
1567 declaration arguments.
1569 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
1571 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
1572 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
1573 (ix86_split_ashl): Ditto.
1574 (ix86_expand_vector_init_one_nonzero): Ditto.
1575 (ix86_expand_vector_set): Ditto.
1576 (ix86_expand_reduc_v4sf): Ditto.
1578 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
1580 * explow.c (promote_function_mode): Remove assert.
1581 * config/sh/sh.c (sh_promote_function_mode): Declare.
1583 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1585 * config/pa/pa.c (pa_promote_function_mode): Declare.
1586 Change to static. Fix promote_mode call.
1588 * gthr-dce.h (CONST_CAST2): Define if not defined.
1589 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
1591 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
1593 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
1595 * expr.c (store_constructor): Use promote_decl_mode. Remove
1596 now write-only variable unsignedp.
1597 (expand_expr_real_1): Use promote_decl_mode.
1598 * expr.h (promote_function_mode, promote_decl_mode): New.
1599 (promote_mode): Remove last argument.
1600 * function.c (assign_temp): Drop last argument of promote_mode.
1601 (assign_parm_find_data_types): Use promote_function_mode.
1602 (assign_parm_setup_reg): Likewise.
1603 (expand_function_end): Use promote_function_mode.
1604 * calls.c (initialize_argument_information): Use promote_function_mode.
1605 (precompute_arguments): Use promote_mode instead of checking if
1606 only PROMOTE_FUNCTION_MODE is defined.
1607 (expand_call): When making sibcall decisions, use promote_function_mode.
1608 Below, remove an if for targetm.calls.promote_function_return and
1609 and use promote_function_mode.
1610 (emit_library_call_value_1): Use promote_function_mode, fix bug
1611 where promote_mode was passed FOR_CALL == 0 for a return value in an
1613 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
1614 * explow.c (promote_function_mode, promote_decl_mode): New.
1615 (promote_mode): Keep only the FOR_CALL == 0 case.
1616 * combine.c (setup_incoming_promotion): Remove test of
1617 promote_function_args. Use promote_function_mode.
1618 * stmt.c (expand_value_return): Use promote_decl_mode.
1619 (expand_decl): Use promote_decl_mode.
1621 * expr.c (store_constructor): Use promote_decl_mode. Remove
1622 now write-only variable unsignedp.
1623 (expand_expr_real_1): Use promote_decl_mode.
1624 * expr.h (promote_function_mode, promote_decl_mode): New.
1625 (promote_mode): Remove last argument.
1626 * function.c (assign_temp): Drop last argument of promote_mode.
1627 (assign_parm_find_data_types): Use promote_function_mode.
1628 (assign_parm_setup_reg): Likewise.
1629 (expand_function_end): Use promote_function_mode.
1630 * calls.c (initialize_argument_information): Use promote_function_mode.
1631 (precompute_arguments): Use promote_mode instead of checking if
1632 only PROMOTE_FUNCTION_MODE is defined.
1633 (expand_call): When making sibcall decisions, use promote_function_mode.
1634 Below, remove an if for targetm.calls.promote_function_return and
1635 and use promote_function_mode.
1636 (emit_library_call_value_1): Use promote_function_mode, fix bug
1637 where promote_mode was passed FOR_CALL == 0 for a return value in an
1639 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
1640 * explow.c (promote_function_mode, promote_decl_mode): New.
1641 (promote_mode): Keep only the FOR_CALL == 0 case.
1642 * combine.c (setup_incoming_promotion): Remove test of
1643 promote_function_args. Use promote_function_mode.
1644 * stmt.c (expand_value_return): Use promote_decl_mode.
1645 (expand_decl): Use promote_decl_mode.
1647 * explow.c (promote_function_mode): Just call the target hook.
1648 * targhooks.c (default_promote_function_mode,
1649 default_promote_function_mode_always_promote): New.
1650 * targhooks.h (default_promote_function_mode,
1651 default_promote_function_mode_always_promote): Declare.
1652 * target.h (promote_function_args, promote_function_return): Remove.
1653 (promote_function_mode): New.
1654 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
1655 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1656 (TARGET_PROMOTE_FUNCTION_MODE): New.
1657 (TARGET_CALLS): Adjust.
1658 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
1659 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
1661 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
1662 * config/s390/s390.c (s390_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/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
1668 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
1669 with pointer handling.
1670 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1671 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1673 * config/sh/sh-protos.h (sh_promote_function_mode): New.
1674 * config/sh/sh.c (sh_promote_function_mode): New.
1675 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1676 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1678 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
1679 * config/cris/cris.c (cris_promote_function_mode): ... here.
1680 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1681 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1683 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
1684 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
1685 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1686 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1688 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
1689 * config/arm/arm.c (arm_promote_function_mode): ... here, without
1690 complex type handling.
1691 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1692 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1694 * config/pa/pa.c (pa_promote_function_mode): New.
1695 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1696 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1698 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
1699 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1700 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
1701 * config/xtensa/xtensa.c: Likewise.
1702 * config/stormy16/stormy16.c: Likewise.
1703 * config/iq2000/iq2000.c: Likewise.
1704 * config/rs6000/rs6000.c: Likewise.
1705 * config/picochip/picochip.c: Likewise.
1706 * config/arc/arc.c: Likewise.
1707 * config/mcore/mcore.c: Likewise.
1708 * config/score/score.c: Likewise.
1709 * config/mips/mips.c: Likewise.
1710 * config/bfin/bfin.c: Likewise.
1711 * config/ia64/ia64.c: Likewise (disabled though).
1713 * config/frv/frv.h: Remove pointless remark.
1715 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
1716 TARGET_PROMOTE_FUNCTION_ARGS,
1717 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
1718 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
1720 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
1722 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
1723 -floop-parallelize-all.
1724 * toplev.c (process_options): Rename flag_graphite_force_parallel to
1725 flag_loop_parallelize_all.
1726 * tree-ssa-loop.c (gate_graphite_transforms): Same.
1727 * graphite.c (graphite_transform_loops): Same.
1729 * graphite-poly.c (apply_poly_transforms): Same.
1731 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
1733 PR tree-optimization/40914
1734 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
1735 if set, then check the delta field of the PMF record.
1736 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
1737 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
1738 call is stored in the delta.
1740 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
1742 * config/mips/mips.md (*clear_upper32_dext): New pattern.
1744 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
1746 * config/i386/bsd.h (ASM_BYTE): New define.
1747 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
1748 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
1749 .byte. Use fputs or putc instead of fprintf where appropriate.
1750 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
1751 fputs or putc instead of fprintf where appropriate.
1752 * config/i386/i386elf.h: Ditto.
1753 * config/i386/sysv4.h: Ditto.
1755 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
1756 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
1757 (*tls_global_dynamic_64): Ditto.
1759 2009-07-31 Christian Bruel <christian.bruel@st.com>
1761 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
1763 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1765 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
1766 Remove dead code for MINUS.
1768 2009-07-31 Anthony Green <green@moxielogic.com>
1770 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
1772 (moxie_expand_epilogue): Ditto for epilogue.
1773 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
1775 (moxie_function_arg): Ditto.
1776 (moxie_pass_by_reference): Ditto.
1777 (moxie_arg_partial_bytes): Ditto.
1778 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
1779 (FUNCTION_ARG_ADVANCE) Ditto.
1780 (REG_PARM_STACK_SPACE) Ditto.
1781 (FUNCTION_ARG_REGNO_P) Dito.
1783 * config.gcc: Add moxie linux config support.
1784 * gcc/config/moxie/uclinux.h: New file.
1786 2009-07-31 DJ Delorie <dj@redhat.com>
1788 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
1789 (UNSPECV_SP_SWITCH_E): New.
1790 (sp_switch_1): Change to an unspec.
1791 (sp_switch_2): Change to an unspec. Don't use post-inc when we
1793 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
1794 reference the new stack's address
1796 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1798 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
1799 graphite-clast-to-gimple.o, graphite-dependences.o,
1800 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
1801 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
1802 (graphite-blocking.o,
1803 graphite-clast-to-gimple.o, graphite-dependences.o,
1804 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
1805 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
1806 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
1807 * cfgloop.h (struct loop): Add can_be_parallel field.
1808 * common.opt (fgraphite-identity): Moved up.
1809 (fgraphite-force-parallel): New flag.
1810 * graphite.c: Rewrite.
1811 * graphite.h: Rewrite.
1812 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
1814 * toplev.c (graphite_out_file): New file descriptor.
1815 (graphite_in_file): New.
1816 (process_options): flag_graphite_force_parallel cannot be used without
1818 * tree-ssa-loop.c: Include toplev.h.
1819 (gate_graphite_transforms): Enable flag_graphite for
1820 flag_graphite_force_parallel.
1822 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1824 * ChangeLog.graphite: New.
1825 * graphite-blocking.c: New.
1826 * graphite-clast-to-gimple.c: New.
1827 * graphite-clast-to-gimple.h: New.
1828 * graphite-dependences.c: New.
1829 * graphite-dependences.h: New.
1830 * graphite-interchange.c: New.
1831 * graphite-poly.c: New.
1832 * graphite-poly.h: New.
1833 * graphite-ppl.c: New.
1834 * graphite-ppl.h: New.
1835 * graphite-scop-detection.c: New.
1836 * graphite-scop-detection.h: New.
1837 * graphite-sese-to-poly.c: New.
1838 * graphite-sese-to-poly.h: New.
1842 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1844 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
1845 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
1847 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1849 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
1850 (scev_is_linear_expression): Return false if the evolution is not
1851 affine multivariate.
1853 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1855 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
1856 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
1858 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1860 * tree-data-ref.c (debug_data_references): New.
1861 (debug_data_reference): New.
1862 * tree-data-ref.h (debug_data_references): Declared.
1863 (debug_data_reference): Declared.
1865 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1867 * tree-data-ref.c (stmt_simple_memref_p: Removed.
1868 * tree-data-ref.h (scop_p): Removed.
1869 (struct data_reference): Remove field scop.
1871 (stmt_simple_memref_p): Removed.
1873 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1875 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
1876 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
1879 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1881 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
1883 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1885 * doc/invoke.texi (-fgraphite-identity): Documented.
1887 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1889 * tree-scalar-evolution.c: Fix comment.
1890 (instantiate_scev_1): Return unknow from scev instantiation if the
1891 result is not above instantiate_below.
1893 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1895 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
1896 static anymore. Instantiate the symbols that may have been introduced
1898 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
1901 2009-07-30 DJ Delorie <dj@redhat.com>
1903 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
1904 .vliw directive to VLIW sections.
1906 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1908 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
1910 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
1911 (AUTOHEADER): New variable.
1912 ($(srcdir)/cstamp-h.in): Use it.
1914 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
1915 Pat Haugen <pthaugen@us.ibm.com>
1916 Revital Eres <ERES@il.ibm.com>
1918 * config/rs6000/vector.md (VEC_F): Add VSX support.
1922 (vector_load_<mode>): Ditto.
1923 (vector_store_<mode>): Ditto.
1924 (vector GPR move split): Ditto.
1925 (vec_reload_and_plus_<mptrsize>): Ditto.
1926 (vec_reload_and_reg_<mptrsize>): Ditto.
1927 (add<mode>3): Ditto.
1928 (sub<mode>3): Ditto.
1929 (mul<mode>3): Ditto.
1930 (neg<mode>2): Ditto.
1931 (abs<mode>2): Ditto.
1932 (smin<mode>3): Ditto.
1933 (smax<mode>3): Ditto.
1934 (vector_eq<mode>): Ditto.
1935 (vector_gt<mode>): Ditto.
1936 (vector_ge<mode>): Ditto.
1937 (vector_gtu<mode>): Ditto.
1938 (vector_select_<mode>_uns): Ditto.
1939 (vector_eq_<mode>_p): Ditto.
1940 (vector_gt_<mode>_p): Ditto.
1941 (vector_ge_<mode>_p): Ditto.
1942 (vector_gtu_<mode>_p): Ditto.
1943 (cr6_test_for_zero): Ditto.
1944 (cr6_test_for_zero_reverse): Ditto.
1945 (cr6_test_for_lt): Ditto.
1946 (cr6_test_for_lt_reverse): Ditto.
1947 (xor<mode>3): Ditto.
1948 (ior<mode>3): Ditto.
1949 (and<mode>3): Ditto.
1950 (one_cmpl<mode>2): Ditto.
1951 (nor<mode>2): Ditto.
1952 (andc<mode>2): Ditto.
1953 (float<VEC_int<mode>2): Ditto.
1954 (unsigned_float<VEC_int><mode>2): Ditto.
1955 (fix_trunc<mode><VEC_int>2): Ditto.
1956 (fixuns_trunc<mode><VEC_int>2): Ditto.
1958 (vec_set<mode>): Ditto.
1959 (vec_extract<mode>): Ditto.
1960 (vec_interleave_highv4sf): Ditto.
1961 (vec_interleave_lowv4sf): Ditto.
1962 (vec_realign_load_<mode>): Ditto.
1963 (vec_shl_<mode>): Ditto.
1964 (vec_shr_<mode>): Ditto.
1965 (div<mode>3): New patterns for VSX.
1966 (vec_interleave_highv2df): Ditto.
1967 (vec_interleave_lowv2df): Ditto.
1968 (vec_pack_trunc_v2df): Ditto.
1969 (vec_pack_sfix_trunc_v2df): Ditto.
1970 (vec_pack_ufix_trunc_v2df): Ditto.
1971 (vec_unpacks_hi_v4sf): Ditto.
1972 (vec_unpacks_lo_v4sf): Ditto.
1973 (vec_unpacks_float_hi_v4si): Ditto.
1974 (vec_unpacks_float_lo_v4si): Ditto.
1975 (vec_unpacku_float_hi_v4si): Ditto.
1976 (vec_unpacku_float_lo_v4si): Ditto.
1977 (movmisalign<mode>): Ditto.
1978 (vector_ceil<mode>2): New patterns for vectorizing math library.
1979 (vector_floor<mode>2): Ditto.
1980 (vector_btrunc<mode>2): Ditto.
1981 (vector_copysign<mode>3): Ditto.
1983 * config/rs6000/predicates.md (easy_vector_constant_msb): New
1984 predicate for setting the high bit in each word, used for copysign.
1986 * config/rs6000/ppc-asm.h (f19): Whitespace.
1987 (f32-f63): Define if VSX.
1988 (v0-v31): Define if Altivec.
1989 (vs0-vs63): Define if VSX.
1991 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
1993 * config/rs6000/power7.md: New file, provide tuning parameters for
1996 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
1997 (rs6000_cpu_cpp_builtins): Ditto.
1998 (altivec_overloaded_builtins): Ditto.
1999 (altivec_resolve_overloaded_builtin): Ditto.
2001 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
2002 debug switch to disable vectorizing simple math builtin
2005 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
2006 Vectorize simple math builtin functions.
2007 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
2008 hook to vectorize math builtins.
2009 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
2010 (rs6000_builtin_conversion): Add VSX/power7 support.
2011 (rs6000_builtin_vec_perm): Ditto.
2012 (vsplits_constant): Add support for loading up a vector constant
2013 with just the high bit set in each part.
2014 (rs6000_expand_vector_init): Add VSX/power7 support.
2015 (rs6000_expand_vector_set): Ditto.
2016 (rs6000_expand_vector_extract): Ditto.
2017 (rs6000_emit_move): Ditto.
2018 (bdesc_3arg): Ditto.
2019 (bdesc_2arg): Ditto.
2020 (bdesc_1arg): Ditto.
2021 (rs6000_expand_ternop_builtin): Ditto.
2022 (altivec_expand_builtin): Ditto.
2023 (rs6000_expand_unop_builtin): Ditto.
2024 (rs6000_init_builtins): Ditto.
2025 (altivec_init_builtins): Ditto.
2026 (builtin_function_type): Ditto.
2027 (rs6000_common_init_builtins): Ditto.
2028 (rs6000_handle_altivec_attribute); Ditto.
2029 (rs6000_mangle_type): Ditto.
2030 (rs6000_vector_mode_supported_p): Ditto.
2031 (rs6000_mode_dependent_address): Altivec addresses with AND -16
2034 * config/rs6000/vsx.md: New file for VSX support.
2036 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
2037 identifing values with just the most significant bit set.
2038 (enum rs6000_builtins): Add builtins for VSX. Add simple math
2039 vectorized builtins.
2041 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
2042 (UNSPEC_VRFIM): Delete.
2043 (splitter for loading up vector with most significant bit): New
2044 splitter for vectorizing copysign.
2045 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
2046 vectorizing simple math functions.
2047 (altivec_vrfip): Add support for vectorizing simple math functions.
2048 (altivec_vrfim): Ditto.
2049 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
2051 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
2052 (power7.md, vsx.md): Include for power7 support.
2053 (copysigndf3): Use VSX instructions if -mvsx.
2054 (negdf2_fpr): Ditto.
2055 (absdf2_fpr): Ditto.
2056 (nabsdf2_fpr): Ditto.
2057 (adddf3_fpr): Ditto.
2058 (subdf3_fpr): Ditto.
2059 (muldf3_fpr): Ditto.
2060 (divdf3_fpr): Ditto.
2061 (fix_truncdfdi2_fpr): Ditto.
2062 (cmpdf_internal1): Ditto.
2063 (fred, fred_fpr): Convert into expander/insn to add VSX support.
2064 (btruncdf2, btruncdf2_fpr): Ditto.
2065 (ceildf2, ceildf2_fpr): Ditto.
2066 (floordf2, floordf2_fpr): Ditto.
2067 (floatdidf2, floatdidf2_fpr): Ditto.
2068 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
2069 (fmsubdf4_fpr): Ditto.
2070 (fnmadddf4_fpr_1): Ditto.
2071 (fnmadddf4_fpr_2): Ditto.
2072 (fnmsubdf4_fpr_1): Ditto.
2073 (fnmsubdf4_fpr_2): Ditto.
2074 (fixuns_truncdfdi2): Add expander for VSX support.
2075 (fix_truncdfdi2): Ditto.
2076 (fix_truncdfsi2): Ditto.
2078 (btruncsf2): Whitespace.
2079 (movdf_hardfloat32): Add support for VSX registers.
2080 (movdf_softfloat32): Ditto.
2081 (movdf_hardfloat64): Ditto.
2082 (movdf_hardfloat64_mfpgpr): Ditto.
2083 (movdf_softfloat64): Ditto.
2084 (movti splitters): Add check for vector registers supporting
2085 TImode in the future.
2086 (bpermd): Add power7 bpermd instruction.
2088 * config/rs6000/altivec.h (vec_div): Define if VSX.
2092 (vec_nearbyint): Ditto.
2095 (all predicates): Use the generic builtin function, and not the V4SF
2096 specific function so that the predicates will work with VSX's V2DF.
2100 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
2101 Document new VSX functions and types.
2103 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
2106 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
2107 "wa", and "j" constraints. Modify "v" to talk about Altivec
2108 instead of just vector.
2110 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
2113 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
2114 location for phi arguments.
2115 (rewrite_update_phi_arguments): Find locations for reaching defs.
2116 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
2117 Add location to add_phi_arg calls.
2118 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
2119 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
2120 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
2121 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
2122 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
2123 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
2124 * tree-phinodes.c (make_phi_node): Initialize location.
2125 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
2126 (add_phi_arg): Add location parameter.
2127 (remove_phi_arg_num): Move location when moving phi argument.
2128 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
2130 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
2131 slpeel_update_phi_nodes_for_guard1,
2132 slpeel_update_phi_nodes_for_guard2,
2133 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
2134 vect_loop_versioning): Set locations.
2135 * tree-parloops.c (create_phi_for_local_result,
2136 transform_to_exit_first_loop, create_parallel_loop): Add locations.
2137 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
2138 * tree-vect-loop.c (get_initial_def_for_induction,
2139 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
2141 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
2142 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
2143 (gimple_phi_arg_set_location): New. Set locus.
2144 (gimple_phi_arg_has_location): New. Check for locus.
2145 (redirect_edge_var_map_location): New. Return locus from var_map.
2146 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
2147 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
2148 combining PHI arguments.
2149 (cond_store_replacement): Set location.
2150 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
2151 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
2152 scop_add_exit_phis_edge): Add locations.
2153 * tree-cfgcleanup.c (remove_forwarder_block,
2154 remove_forwarder_block_with_phi): Add locations.
2155 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
2156 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
2158 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
2159 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
2160 flush_pending_stmts): Add source location.
2161 * lambda-code.c (perfect_nestify): Maintain location stack with argument
2162 stack to preserve locations.
2163 * tree-vect-stmts.c (vectorizable_load): Add location.
2164 * tree-inline.c (copy_phis_for_bb): Copy locus.
2165 (setup_one_parameter): Add call locus to inlined parameter stmts.
2166 (initialize_inlined_parameters): Pass in call location as parameter
2168 (tree_function_versioning): Pass location to setup_one_parameter.
2169 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
2170 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
2171 copy and edge lists.
2172 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
2173 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
2174 locus parameter and override the stmt default if provided.
2175 (new_elim_graph, clear_elim_graph, delete_elim_graph,
2176 elim_graph_add_edge, elim_graph_remove_succ_edge,
2177 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
2178 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
2179 eliminate_phi): Add locus info in elimination graph for each edge and
2181 (insert_backedge_copies): Copy locus if present.
2182 * tree-flow.h (struct _edge_var_map): Add locus field.
2183 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
2184 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
2185 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
2187 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
2189 2009-07-30 Martin Jambor <mjambor@suse.cz>
2191 PR tree-optimization/40570
2192 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
2195 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
2197 * ssa-loop-manip.c: Include langhooks.h.
2198 (rewrite_phi_with_iv): New.
2199 (rewrite_all_phi_nodes_with_iv): New.
2200 (canonicalize_loop_ivs): Move here from tree-parloops.c.
2201 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
2202 * tree-parloops.c (loop_parallel_p): Move out all conditions
2203 except dependency check.
2204 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
2205 (gen_parallel_loop): Call canonicalize_loop_ivs without
2206 reduction_list argument.
2207 (build_new_reduction): New.
2208 (gather_scalar_reductions): New.
2209 (try_get_loop_niter): New.
2210 (try_create_reduction_list): New.
2211 (parallleize_loops): Change the parallel conditions check.
2212 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
2213 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
2215 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
2217 * opt-functions.awk (opt_args): Allow argument to be enclosed in
2219 * doc/options.texi (Option properties): Mention new quoting syntax.
2221 2009-07-29 Douglas B Rupp <rupp@gnat.com>
2223 * config/alpha/alpha.c (alpha_start_function):
2224 Handle VMS_DEBUG_MAIN_POINTER
2225 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
2226 * doc/invoke.texi: Document -mdebug-main switch.
2228 2009-07-29 Richard Henderson <rth@redhat.com>
2230 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
2231 (cgraph_create_edge_including_clones): Likewise.
2232 * tree-inline.c (copy_bb): Operate on the correct edges
2233 when updating the callgraph.
2235 2009-07-29 Douglas B Rupp <rupp@gnat.com>
2237 * config/alpha/vms-cc.c: Deleted.
2238 * config/alpha/vms-ld.c: Deleted.
2239 * config/alpha/t-vms64: Moved to config/vms
2240 * config/alpha/vms-crt0-64.c: Moved to config/vms
2241 * config/alpha/vms-crt0.c: Moved to config/vms
2242 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
2243 * config/alpha/vms-psxcrt0.c: Moved to config/vms
2244 * config/alpha/xm-vms.h: Moved to config/vms
2245 * config/alpha/x-vms: Moved to config/vms
2246 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
2248 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
2249 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
2251 * config/vms/t-vms64: Moved here from config/alpha
2252 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
2253 (argc,argv,envp): Enforce 32bit malloc'ing.
2254 * config/vms/vms-psxcrt0-64.c: Likewise.
2255 * config/vms/vms-crt0.c: Moved here from config/alpha.
2256 * config/vms/vms-psxcrt0.c: Likewise.
2257 * config/vms/vms-crtl-64.h: New file.
2258 * config/vms/vms-crtl.h: New file.
2259 * config/vms/vms.opt: New file.
2260 * config/vms/xm-vms64.h: New file.
2261 * config/vms/xm-vms.h: Moved here from config/alpha.
2262 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
2264 * config/vms/x-vms: Moved here from config/alpha.
2265 (version, VMS_EXTRA_PARTS): Moved to t-vms.
2266 (vms-ld.o, vms-cc.o): Removed.
2267 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
2269 2009-07-29 Douglas B Rupp <rupp@gnat.com>
2271 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
2272 correct stack (obvious VMS fix).
2274 2009-07-29 Douglas B Rupp <rupp@gnat.com>
2276 * dwarf2out.c (output_file_names): Output VMS style file name, size,
2277 date, version info if VMS_DEBUGGING_INFO defined.
2278 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
2279 size, date calculating code moved here.
2281 2009-07-29 Paul Brook <paul@codesourcery.com>
2283 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
2286 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
2289 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
2290 to DImode when generating insq_le insn.
2292 2009-07-28 Douglas B Rupp <rupp@gnat.com>
2294 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
2295 New macro set for VMS_DEBUGGGING_INFO.
2296 (AT_string_form): Use it.
2298 2009-07-28 DJ Delorie <dj@redhat.com>
2300 * config/mep/mep.c (vtext_section): New.
2301 (vftext_section): New.
2302 (ftext_section): New.
2303 (mep_select_section): Add support for functions.
2304 (mep_unique_section): Likewise.
2305 (mep_asm_init_sections): Likewise.
2306 (mep_encode_section_info): Remove it from here.
2308 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
2310 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
2312 * tree.h (TREE_DEPRECATED): Document it is used for types too.
2313 (TYPE_VECTOR_OPAQUE): Use default_def_flag
2315 2009-07-28 Douglas B Rupp <rupp@gnat.com>
2317 * dwarf2out.c (output_file_names): Test new macro
2318 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
2319 (add_comp_dir_attribute): Likewise.
2321 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
2323 * config/i386/mingw-w64.h (LINK_SPEC): Add
2324 separating space between commands.
2326 2009-07-28 Jan Hubicka <jh@suse.cz>
2328 PR tree-optimization/40759
2329 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
2332 2009-07-27 DJ Delorie <dj@redhat.com>
2334 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
2335 types are dword-aligned.
2336 (mep_expand_va_start): Likewise.
2338 2009-07-27 Olivier Hainque <hainque@adacore.com>
2339 Douglas B Rupp <rupp@gnat.com>
2341 * convert.c (convert_to_pointer): Don't assume the target
2342 pointer type is POINTER_SIZE long. Fetch its precision instead.
2344 2009-07-27 Douglas B Rupp <rupp@gnat.com>
2346 * system.h (fopen): Undefine if macro.
2348 2009-07-27 Jakub Jelinek <jakub@redhat.com>
2350 * dwarf2out.c (output_cfi_p): Removed.
2351 (output_cfis): New function.
2352 (output_fde): New function, split from output_call_frame_info.
2353 (output_call_frame_info): Use it.
2354 (dwarf2out_switch_text_section): Use output_cfis.
2356 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
2358 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
2359 TARGET_BI_ARCH is specified without enabling SJLJ.
2360 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
2361 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
2363 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
2365 * arm.md (negdi2): Use DImode if forcing a value into a register.
2367 2009-07-26 Ira Rosen <irar@il.ibm.com>
2369 PR tree-optimization/40801
2370 * tree-vect-stmts.c (vectorizable_call): Get previous copy
2371 of vector operand from the previous copy of vector statement.
2372 Pass the correct definition type value to
2373 vect_get_vec_def_for_stmt_copy().
2375 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2377 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
2378 const char ** conversion.
2380 2009-07-25 David Daney <ddaney@caviumnetworks.com>
2382 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
2383 fancy_abort() if !ENABLE_ASSERT_CHECKING.
2384 (gcc_unreachable): Invoke __builtin_unreachable() if
2385 !ENABLE_ASSERT_CHECKING.
2387 2009-07-25 David Daney <ddaney@caviumnetworks.com>
2389 PR rtl-optimization/40445
2390 * emit-rtl.c (next_nonnote_insn_bb): New function.
2391 * rtl.h (next_nonnote_insn_bb): Declare new function.
2392 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
2393 with no successors that is the successor of the ENTRY_BLOCK.
2394 Continue from the top after removing an empty fallthrough block.
2395 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
2396 of next_nonnote_insn.
2398 2009-07-25 David Daney <ddaney@caviumnetworks.com>
2400 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
2402 2009-07-25 Martin Jambor <mjambor@suse.cz>
2404 * c-common.c (c_common_attribute_table): New element for noclone.
2405 (handle_noclone_attribute): New function. Forward-declare.
2406 * tree-inline.c (tree_versionable_function_p): Check for noclone
2408 * doc/extend.texi (Labels as Values): Document need for noclone.
2409 (Function Attributes): Document noclone attribute.
2411 2009-07-25 Jakub Jelinek <jakub@redhat.com>
2413 PR rtl-optimization/34999
2414 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
2415 and dw_fde_switched_cold_to_hot fields.
2416 (output_cfi_p): New function.
2417 (output_call_frame_info): If fde->dw_fde_switched_sections,
2418 output 2 FDEs instead of one with corrupted header.
2419 (dwarf2out_do_cfi_startproc): New function.
2420 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
2421 and fde->dw_fde_switched_cold_to_hot.
2422 (dwarf2out_switch_text_section): Compute
2423 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
2424 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
2425 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
2426 Otherwise, compute fde->dw_fde_switch_cfi.
2428 2009-07-24 Cary Coutant <ccoutant@google.com>
2430 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
2432 2009-07-24 Cary Coutant <ccoutant@google.com>
2434 * cfghooks.c (split_block): Copy discriminator to new block.
2435 * tree-cfg.c (assign_discriminator): Check location of last
2436 instruction in block as well as first.
2438 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
2440 * config/i386/linux.c: Use fputs or putc instead of fprintf
2442 * config/i386/gas.h: Ditto.
2443 * config/i386/x86-64.h: Ditto.
2444 * config/i386/att.h: Ditto.
2446 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2448 * expmed.c (emit_store_flag): Use a recursive call to optimize the
2451 2009-07-24 Martin Jambor <mjambor@suse.cz>
2453 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
2454 (ipa_push_func_to_list_1): Declare.
2455 (ipa_push_func_to_list): New function.
2457 * ipa-prop.c (ipa_push_func_to_list_1): New function.
2458 (ipa_init_func_list): Call ipa_push_func_to_list_1.
2459 (ipa_push_func_to_list): Removed.
2460 (ipa_pop_func_from_list): Clear node_enqueued flag.
2462 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
2464 * config/s390/s390.c (override_options): Default
2465 max-unrolled-insns to 100 for z10 tuning.
2467 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
2469 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
2470 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
2471 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
2472 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
2473 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
2474 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
2475 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
2477 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
2479 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
2480 use default set in mingw32.h header.
2481 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
2482 64-bit /mingw/include path.
2483 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
2486 2009-07-23 Neil Vachharajani <nvachhar@google.com>
2488 PR rtl-optimization/40209
2489 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
2491 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
2493 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
2494 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
2495 with the rest of string where appropriate. Use fputs or putc
2496 instead of fprintf where appropriate.
2498 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
2499 Pat Haugen <pthaugen@us.ibm.com>
2500 Revital Eres <ERES@il.ibm.com>
2502 * config/rs6000/vector.md: New file. Move most of the vector
2503 expander support here from altivec.md to allow for the VSX vector
2504 unit in the future. Add support for secondary_reload patterns.
2505 Rewrite the patterns for vector comparison, and vector comparison
2506 predicate instructions so that the RTL expresses the desired
2507 behavior, instead of using unspec.
2509 * config/rs6000/constraints.md ("f" constraint): Use
2510 rs6000_constraints to hold the precalculated register class.
2511 ("d" constraint): Ditto.
2512 ("wd" constraint): New constraint for VSX.
2513 ("wf" constraint): Ditto.
2514 ("ws" constraint): Ditto.
2515 ("wa" constraint): Ditto.
2516 ("wZ" constraint): Ditto.
2517 ("j" constraint): Ditto.
2519 * config/rs6000/predicates.md (vsx_register_operand): New
2521 (vfloat_operand): New predicate for vector.md.
2522 (vint_operand): Ditto.
2523 (vlogical_operand): Ditto.
2524 (easy_fp_constant): If VSX, 0.0 is an easy constant.
2525 (easy_vector_constant): Add VSX support.
2526 (altivec_indexed_or_indirect_operand): New predicate for
2527 recognizing Altivec style memory references with AND -16.
2529 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
2530 for vector secondary reload support.
2531 (rs6000_vector_reg_class): Delete, replacing it with
2533 (rs6000_vsx_reg_class): Ditto.
2534 (rs6000_constraints): New array to hold the register classes of
2535 each of the register constraints that can vary at runtime.
2536 (builtin_mode_to_type): New static array for builtin function type
2538 (builtin_hash_table): New static hash table for builtin function
2540 (TARGET_SECONDARY_RELOAD): Define target hook.
2541 (TARGET_IRA_COVER_CLASSES): Ditto.
2542 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
2543 registers are 128 bits if VSX memory reference instructions are used.
2544 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
2546 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
2547 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
2548 Print several of the scheduling related parameters.
2549 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
2550 rs6000_constraints instead of rs6000_vector_reg_class. Move
2551 -mdebug=reg code to rs6000_debug_reg_global. Add support for
2552 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
2553 Altivec. Add VSX support. Setup for secondary reload support on
2554 Altivec/VSX registers.
2555 (rs6000_override_options): Make power7 set the scheduling groups
2556 like the power5. Add support for new debug switches to override
2557 the scheduling defaults. Temporarily disable -mcpu=power7 from
2558 setting -mvsx. Add support for debug switches -malways-hint,
2559 -msched-groups, and -malign-branch-targets.
2560 (rs6000_buitlin_conversion): Add support for returning unsigned
2561 vector conversion functions to fix regressions due to stricter
2563 (rs6000_builtin_mul_widen_even): Ditto.
2564 (rs6000_builtin_mul_widen_odd): Ditto.
2565 (rs6000_builtin_vec_perm): Ditto.
2566 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
2567 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
2569 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
2571 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
2572 VSX types for bit operations. Changes to accomidate vector.md.
2573 (bdesc_2arg): Ditto.
2574 (bdesc_1arg): Ditto.
2575 (struct builtin_description_predicates): Rewrite predicate
2576 handling so that RTL describes the operation, instead of passing
2577 the instruction to be used as a string argument.
2578 (bdesc_altivec_preds): Ditto.
2579 (altivec_expand_predicate_builtin): Ditto.
2580 (altivec_expand_builtin): Ditto.
2581 (rs6000_expand_ternop_builtin): Use a switch instead of an if
2582 statement for vsldoi support.
2583 (altivec_expand_ld_builtin): Change to use new names from vector.md.
2584 (altivec_expand_st_builtin): Ditto.
2585 (paired_expand_builtin): Whitespace changes.
2586 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
2587 builtin_mode_to_type table for secondary reload. Call
2588 builtin_function_type to build random builtin functions.
2589 (altivec_init_builtins): Change to use builtin_function_type to
2590 create builtin function types dynamically as we need them.
2591 (builtin_hash_function): New support for hashing the tree types
2592 for builtin function as we need it, rather than trying to build
2593 all of the trees that we need. Add initial preliminary VSX support.
2594 (builtin_function_type): Ditto.
2595 (builtin_function_eq): Ditto.
2596 (builtin_hash_struct): Ditto.
2597 (rs6000_init_builtins): Ditto.
2598 (rs6000_common_init_builtins): Ditto.
2599 (altivec_init_builtins): Ditto.
2600 (rs6000_common_init_builtins): Ditto.
2601 (enum reload_reg_type): New enum for simplifing reg classes.
2602 (rs6000_reload_register_type): Simplify register classes into GPR,
2603 Vector, and other registers. Altivec and VSX addresses in reload.
2604 (rs6000_secondary_reload_inner): Ditto.
2605 (rs6000_ira_cover_classes): New target hook, that returns the
2606 appropriate cover classes, based on -mvsx being used or not.
2607 (rs6000_secondary_reload_class): Add VSX support.
2608 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
2609 (get_vsel_insn): Ditto.
2610 (rs6000_emit_vector_compare): Rewrite vector conditional support
2611 so that where we can, we use RTL operators, instead of blindly use
2613 (rs6000_emit_vector_select): Ditto.
2614 (rs6000_emit_vector_cond_expr): Ditto.
2615 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
2616 (create_TOC_reference): Add -mdebug=addr support.
2617 (emit_frame_save): VSX loads/stores need register indexed addressing.
2619 * config/rs6000/rs6000.md: Include vector.md.
2621 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
2623 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2624 support for V2DI, V2DF in logical, permute, select operations.
2626 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
2627 switch for vsx/power7.
2628 (-mvsx-scalar-memory): Ditto.
2629 (-mvsx-align-128): Ditto.
2630 (-mallow-movmisalign): Ditto.
2631 (-mallow-df-permute): Ditto.
2632 (-msched-groups): Ditto.
2633 (-malways-hint): Ditto.
2634 (-malign-branch-targets): Ditto.
2636 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
2638 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
2639 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
2640 (rs6000_vector_reg_class): Delete.
2641 (rs6000_vsx_reg_class): Ditto.
2642 (enum rs6000_reg_class_enum): New enum for the constraints that
2643 vary based on target switches.
2644 (rs6000_constraints): New array to hold the register class for all
2645 of the register constraints that vary based on the switches used.
2646 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
2647 (enum rs6000_builtins): Add unsigned varients for the builtin
2648 declarations returned by target hooks for expanding multiplies,
2649 select, and permute operations. Add VSX builtins.
2650 (enum rs6000_builtin_type_index): Add entries for VSX.
2651 (V2DI_type_node): Ditto.
2652 (V2DF_type_node): Ditto.
2653 (unsigned_V2DI_type_node): Ditto.
2654 (bool_long_type_node): Ditto.
2655 (intDI_type_internal_node): Ditto.
2656 (uintDI_type_internal_node): Ditto.
2657 (double_type_internal_node): Ditto.
2659 * config/rs6000/altivec.md (whole file): Move all expanders to
2660 vector.md from altivec.md. Rename insn matching functions to be
2662 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
2663 (altivec_vcmp*): Ditto.
2664 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
2665 (VM): New iterator for moves that includes the VSX types.
2666 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
2667 (altivec_vperm_<mode>_uns): New, for unsigned types.
2668 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
2669 (altivec_eq<mode>): Ditto.
2670 (altivec_gt<mode>): Ditto.
2671 (altivec_gtu<mode>): Ditto.
2672 (altivec_eqv4sf): Ditto.
2673 (altivec_gev4sf): Ditto.
2674 (altivec_gtv4sf): Ditto.
2675 (altivec_vcmpbfp_p): Ditto.
2677 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
2679 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
2682 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
2685 * config/i386/i386.c (output_387_ffreep): Rewrite to use
2686 ASM_SHORT instead of .word.
2687 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
2688 instead of .word in asm template.
2690 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
2693 * ira-lives.c (bb_has_abnormal_call_pred): New function.
2694 (process_bb_node_lives): Use it.
2696 * ira.c (setup_cover_and_important_classes): Don't setup
2697 ira_important_class_nums. Add cover classes to the end of
2699 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
2701 (find_reg_class_closure): Use reorder_important_classes.
2703 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
2705 * config/i386/i386.c (i386_ira_cover_classes): New function.
2706 (TARGET_IRA_COVER_CLASSES): Redefine.
2708 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
2709 importance of order of cover classes in the array.
2711 2009-07-22 Diego Novillo <dnovillo@google.com>
2713 * tree-pass.h (TDF_EH): Define.
2714 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
2715 contains TDF_EH, print the EH region number holding GS.
2716 * tree-dump.c (dump_options): Add "eh".
2717 * doc/invoke.texi: Document it.
2719 2009-07-22 Doug Kwan <dougkwan@google.com>
2721 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
2723 2009-07-22 Michael Matz <matz@suse.de>
2725 PR tree-optimization/35229
2726 PR tree-optimization/39300
2728 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
2729 (inhibit_phi_insertion): New function.
2730 (insert_into_preds_of_block): Call it for REFERENCEs.
2731 (init_pre): Initialize and finalize scalar evolutions.
2732 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
2734 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
2736 * config/i386/predicates.md (zero_extended_scalar_load_operand):
2737 Use CONST_VECTOR_NUNITS to determine number of elements.
2739 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
2741 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
2742 (U, W): Constraints are now deprecated and will be removed if we
2744 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
2746 ("prefetch"): Add the stcmh instruction for prefetching.
2747 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
2749 (s390_short_displacement): Return always true if compiling for
2750 machines not providing the long displacement facility.
2751 (s390_mem_constraint): Support the new constraint letter Z.
2752 (s390_check_qrst_address): New function.
2754 2009-07-21 DJ Delorie <dj@redhat.com>
2756 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
2759 2009-07-21 Jason Merrill <jason@redhat.com>
2761 * c-common.c (max_tinst_depth): Increase default to 1024.
2763 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
2765 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
2766 (vec_unpacku_float_lo_v4si): Ditto.
2768 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
2771 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
2772 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
2773 (builtin_description): Add __builtin_ia32_cvtudq2ps.
2774 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
2776 2009-07-21 Jakub Jelinek <jakub@redhat.com>
2778 PR tree-optimization/40813
2779 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
2782 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
2784 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
2785 with a NOP_EXPR if needed.
2787 2009-07-21 Paul Brook <paul@codesourcery.com>
2789 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
2790 Terminate debug dump with newline.
2792 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2794 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
2795 Cast "1" to unsigned HOST_WIDE_INT.
2796 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
2797 deposit length to the maximum length - lsb. Extend length if
2798 HOST_BITS_PER_WIDE_INT is 32.
2800 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
2802 * cgraph.h (constant_pool_htab): New function.
2803 (constant_descriptor_tree): Move from varasm.c.
2804 * varasm.c (constant_pool_htab): New function.
2805 (constant_descriptor_tree): Move to cgraph.h.
2807 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
2809 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
2811 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
2813 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
2816 2009-07-20 Xinliang David Li <davidxl@google.com>
2818 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
2820 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
2822 * config/mips/mips.md (move_type): Add arith.
2823 (type): Handle arith.
2824 (zero_extendsidi2): Rename this into ...
2825 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
2826 (zero_extendsidi2): New expander.
2827 (*zero_extendsidi2_dext): New pattern.
2829 2009-07-20 Nick Clifton <nickc@redhat.com>
2831 * config.gcc (mips64-*-*): Add definition of tm_defines in order
2832 to set MIPS_ABI_DEFAULT.
2833 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
2835 2009-07-20 Jakub Jelinek <jakub@redhat.com>
2837 * tree-object-size.c (addr_object_size): Handle unions with
2838 array in it as last field of structs in __bos (, 1) as __bos (, 0).
2840 PR tree-optimization/40792
2841 * tree.c (build_function_type_skip_args): Remove bogus assert.
2843 2009-07-20 Jan Hubicka <jh@suse.cz>
2844 Martin Jambor <mjambor@suse.cz>
2846 * cgraph.h (combined_args_to_skip): New field.
2847 * cgraph.c (cgraph_create_virtual_clone): Properly handle
2848 combined_args_to_skip and args_to_skip.
2849 * tree-inline.c (update_clone_info): New function.
2850 (tree_function_versioning): Call update_clone_info.
2851 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
2853 (cgraph_materialize_all_clones): More extensive dumping, working
2854 with combined_args_to_skip rather than args_to_skip.
2856 2009-07-20 Ira Rosen <irar@il.ibm.com>
2858 * tree-vectorizer.h (vectorizable_condition): Add parameters.
2859 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
2860 (get_initial_def_for_reduction): Likewise.
2861 (vectorizable_reduction): Skip the check of first operand in case
2862 of COND_EXPR. Add check that it is outer loop vectorization if
2863 nested cycle was detected. Call vectorizable_condition() for
2864 COND_EXPR. If reduction epilogue cannot be created do not fail for
2865 nested cycles (if it is not double reduction). Assert that there
2866 is only one type in the loop in case of COND_EXPR. Call
2867 vectorizable_condition() to vectorize COND_EXPR.
2868 * tree-vect-stmts.c (vectorizable_condition): Update comment.
2869 Add parameters. Allow nested cycles if called from
2870 vectorizable_reduction(). Use reduction vector variable if provided.
2871 (vect_analyze_stmt): Call vectorizable_reduction() before
2872 vectorizable_condition().
2873 (vect_transform_stmt): Update call to vectorizable_condition().
2875 2009-07-20 Christian Bruel <christian.bruel@st.com>
2877 * config/sh/sh.opt (-mfmovd): Resurrect and document.
2878 * doc/invoke.texi (-mfmovd): Likewise.
2879 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
2881 2009-07-20 Jan Hubicka <jh@suse.cz>
2883 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
2884 when handling SSA name.
2886 2009-07-19 Jan Hubicka <jh@suse.cz>
2888 PR tree-optimization/40676
2889 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
2890 virtual PHIs in empty BBs.
2892 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2894 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
2895 re-expanded the compound use gen_lowpart instead to convert to the
2898 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2900 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
2901 OUTER_CONST arguments.
2902 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
2903 the new wider mode will be masked off.
2904 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
2906 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2908 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
2909 high-order bits are zero.
2911 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2913 * combine.c (simplify_shift_const_1): Split code to determine
2915 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
2916 new bits shifted in are identical to the old sign bit.
2918 2009-07-18 Richard Guenther <rguenther@suse.de>
2921 * gimplify.c (gimplify_call_expr): Reject code using results from
2922 functions returning void.
2924 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
2926 * doc/md.texi: Document the new PowerPC "es" constraint.
2927 Document that "m" can include automodified addresses on this target,
2928 and explain how %U must be used. Extend the "Q" and "Z" documentation
2929 to suggest "es" as well as "m".
2930 * config/rs6000/constraints.md (es): New memory constraint.
2931 (Q, Z): Update strings to match new documentation.
2933 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
2935 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
2936 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
2937 * config/rs6000/predicates.md (volatile_mem_operand): Use
2938 offsettable_nonstrict_memref_p.
2939 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
2940 (*floatunssidf2_internal): Likewise.
2941 (*fix_truncdfsi2_internal): Likewise.
2942 (*fix_trunctfsi2_internal): Likewise.
2944 2009-07-17 Anatoly Sokolov <aesok@post.ru>
2946 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
2948 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2950 2009-07-17 Richard Guenther <rguenther@suse.de>
2953 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
2954 (pass_warn_unused_result): Likewise.
2955 (TODO_set_props): Remove.
2956 * omp-low.c (diagnose_omp_structured_block_errors): Change to
2958 (pass_diagnose_omp_blocks): Define.
2959 * c-decl.c (pop_file_scope): Do not finalize the CU here.
2960 (c_gimple_diagnostics_recursively): Remove.
2961 (finish_function): Do not call it.
2962 (c_write_global_declarations): Continue after errors.
2963 Finalize the CU here.
2964 * c-gimplify.c (c_genericize): Do not gimplify here.
2965 * c-common.c (c_warn_unused_result): Move ...
2966 * tree-cfg.c (do_warn_unused_result): ... here.
2967 (run_warn_unused_result): New function.
2968 (gate_warn_unused_result): New function.
2969 (pass_warn_unused_result): New pass.
2970 * c-common.h (c_warn_unused_result): Remove.
2971 * flags.h (flag_warn_unused_result): Declare.
2972 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
2973 * opts.c (flag_warn_unused_result): Initialize to false.
2974 * toplev.c (compile_file): Add comment.
2975 * omp-low.c (create_omp_child_function): Do not register
2976 the function with the frontend.
2977 (diagnose_omp_structured_block_errors): Prepare to be
2978 called as optimization pass.
2979 (gate_diagnose_omp_blocks): New function.
2980 (pass_diagnose_omp_blocks): New pass.
2981 * cgraph.h (cgraph_optimize): Remove.
2982 (cgraph_analyze_function): Likewise.
2983 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
2984 * cgraphunit.c (cgraph_lower_function): Lower nested functions
2985 before their parents here.
2986 (cgraph_finalize_function): Not here.
2987 (cgraph_analyze_function): Gimplify functions here.
2988 (cgraph_finalize_compilation_unit): Continue after errors.
2989 Optimize the callgraph from here.
2990 (cgraph_optimize): Make static.
2991 * langhooks.c (write_global_declarations): Finalize the CU.
2992 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
2993 (gimplify_function_tree): Assert we gimplify only once.
2994 Set PROP_gimple_any property.
2995 * tree-nested.c (gimplify_all_functions): New function.
2996 (lower_nested_functions): Gimplify all nested functions.
2997 * gimple.h (diagnose_omp_structured_block_errors): Remove.
2998 * passes.c (init_optimization_passes): Add pass_warn_unused_result
2999 and pass_diagnose_omp_blocks after gimplification. Do not
3000 set TODO_set_props on all_lowering_passes.
3001 (execute_one_pass): Do not handle TODO_set_props.
3002 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
3003 (gimplify.o): Add tree-pass.h dependency.
3004 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
3005 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
3006 (unsave_r): Likewise.
3007 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
3010 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
3012 * doc/service.texi (Service): Restore previously removed link,
3013 which isn't broken after all.
3015 2009-07-17 Richard Guenther <rguenther@suse.de>
3017 PR tree-optimization/40321
3018 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
3019 PHI nodes to the maximal set.
3020 (make_values_for_phi): Add PHI arguments to the maximal set.
3021 (execute_pre): Dump PHI_GEN and the maximal set.
3023 2009-07-17 Jakub Jelinek <jakub@redhat.com>
3026 * gimplify.c (gimplify_conversion): Don't change non-conversions into
3029 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
3031 * doc/extend.texi (Nested Functions): Replace broken link with
3033 * doc/service.texi (Service): Remove broken link.
3035 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
3038 * builtins.c (expand_builtin_memcmp): Use loc instead of
3039 EXPR_LOCATION (exp).
3040 (expand_builtin_strncmp): Likewise.
3042 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
3043 Manuel López-Ibáñez <manu@gcc.gnu.org>
3046 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
3047 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
3048 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
3049 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
3050 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
3051 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
3052 tree-inline.c, c-common.c, c-common.h, gimple.c,
3053 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
3054 convert.c: Add location argument to fold_{unary,binary,ternary},
3055 fold_build[123], build_call_expr, build_size_arg,
3056 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
3057 fold_build1_initializer, fold_build2_initializer,
3058 fold_build3_initializer, fold_build_call_array,
3059 fold_build_call_array_initializer, fold_single_bit_test,
3060 omit_one_operand, omit_two_operands, invert_truthvalue,
3061 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
3062 combine_comparisons, fold_builtin_*, fold_call_expr,
3063 build_range_check, maybe_fold_offset_to_address, round_up,
3066 2009-07-16 Jason Merrill <jason@redhat.com>
3069 * c-common.c (c_common_reswords): Add __is_standard_layout
3071 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
3072 * doc/implement-cxx.texi: New.
3073 * doc/gcc.texi: Include it.
3075 2009-07-16 DJ Delorie <dj@redhat.com>
3077 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
3078 compares that may be indirectly affected by previous instructions.
3080 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3082 * builtins.c (do_mpc_arg2): New.
3083 (fold_builtin_2): Fold builtin cpow.
3084 * real.h (HAVE_mpc_pow): New.
3086 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
3088 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
3089 comparison to skip unprofitable schedule
3091 2009-07-16 Simon Baldwin <simonb@google.com>
3093 * gcc.c (option_map): New flag -no-canonical-prefixes.
3094 * (display_help): Print help text for new flag.
3095 * (process_command): Move options translation and language specifics
3096 and handle new flag early. Use it to set a function pointer to a
3097 prefix builder. Replace make_relative_prefix calls with calls to
3098 the function pointed to. Ignore new flag in regular options handling.
3099 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
3101 2009-07-15 DJ Delorie <dj@redhat.com>
3103 * config/mep/mep.md (sibcall_internal): Change register to avoid
3105 (sibcall_value_internal): Likewise.
3107 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
3109 PR rtl-optimization/40710
3110 * resource.c (mark_target_live_regs): Reset DF problem to LR.
3112 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
3114 * config/mips/mips.md (*extenddi_truncate<mode>,
3115 *extendsi_truncate<mode>): Change type attribute to move_type
3116 with shift_shift. Split out code handling exts from here ...
3117 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
3119 (*extendhi_truncateqi): Change type attribute to move_type with
3120 shift_shift. Split out code handling exts from here ...
3121 (*extendhi_truncateqi_exts): ... to this new pattern.
3123 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
3125 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
3126 instead of "and" with inverted sign bit mask value. Use
3127 "nonimmediate_operand" for operand 1 and operand 2 predicate.
3128 Allocate registers only for operand 4 and operand 5.
3130 2009-07-15 Jakub Jelinek <jakub@redhat.com>
3133 * fold-const.c (fold_cond_expr_with_comparison): When folding
3134 < and <= to MIN, make sure the MIN uses the same type as the
3135 comparison's operands.
3137 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
3139 * arm.md (ior_xor): New code iterator.
3140 (split for ior/xor with shift and zero-extend): New split pattern.
3141 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
3143 2009-07-15 Richard Guenther <rguenther@suse.de>
3145 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
3148 2009-07-15 Richard Guenther <rguenther@suse.de>
3151 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
3153 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
3155 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
3156 handle 2.6.30 kernel.
3158 2009-07-15 DJ Delorie <dj@redhat.com>
3160 * config/mep/mep.md (sibcall_internal): Change register to allow
3161 for 24-bit addresses.
3162 (sibcall_value_internal): Likewise.
3164 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
3166 * doc/invoke.texi: Added descriptions of the scheduling heuristics
3167 that are enabled/disabled by the flags introduced by a previous patch.
3169 2009-07-14 DJ Delorie <dj@redhat.com>
3171 * config/mep/mep.md (sibcall_internal): Include non-toggling
3173 (sibcall_value_internal): Likewise.
3175 2009-07-14 Taras Glek <tglek@mozilla.com>
3176 Rafael Espindola <espindola@google.com>
3178 * doc/sourcebuild.texi: Document install-plugin target.
3179 * configure.ac: Added install-plugin target to language makefiles.
3180 * configure: Regenerate.
3181 * Makefile.in: (install-plugin): Install more headers,
3182 depend on lang.install-plugin.
3184 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
3186 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
3189 2009-07-14 DJ Delorie <dj@redhat.com>
3191 * config/mep/mep.c (mep_vliw_jmp_match): New function.
3192 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
3193 * config/mep/mep.md (sibcall_internal): Change test from
3194 mep_vliw_mode_match to mep_vliw_jmp_match.
3195 (sibcall_value_internal): Likewise.
3197 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
3199 * config/i386/sse.md (copysign<mode>3): New expander.
3200 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
3201 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
3202 Use ix86_build_const_vector.
3203 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
3204 IX86_BUILTIN_CPYSGNPD.
3205 (builtin_description): Add __builtin_ia32_copysignps and
3206 __builtin_ia32_copysignpd.
3207 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
3208 and BUILT_IN_COPYSIGNF.
3210 2009-07-13 Jason Merrill <jason@redhat.com>
3212 * builtins.c (can_trust_pointer_alignment): New fn.
3213 (get_pointer_alignment): Factor it out from here.
3214 * tree.h: Declare it.
3216 2009-07-14 David Edelsohn <edelsohn@gnu.org>
3218 * config/rs6000/predicates.md (offsettable_mem_operand): Test
3221 2009-07-14 Dodji Seketeli <dodji@redhat.com>
3225 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
3227 2009-07-14 Richard Guenther <rguenther@suse.de>
3228 Andrey Belevantsev <abel@ispras.ru>
3231 * cfgexpand.c (partition_stack_vars): Do not bother to update
3232 alias information when not optimizing.
3234 2009-07-14 Richard Guenther <rguenther@suse.de>
3235 Andrey Belevantsev <abel@ispras.ru>
3237 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
3238 (pt_solution_set): Likewise.
3239 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
3240 * tree-ssa-structalias.c (pt_solution_set): New function.
3241 * final.c (rest_of_clean_state): Free SSA data structures.
3242 * print-rtl.c (print_decl_name): Remove.
3243 (print_mem_expr): Implement in terms of print_generic_expr.
3244 * alias.c (ao_ref_from_mem): New function.
3245 (rtx_refs_may_alias_p): Likewise.
3246 (true_dependence): Query alias-export info.
3247 (canon_true_dependence): Likewise.
3248 (write_dependence_p): Likewise.
3249 * tree-dfa.c (get_ref_base_and_extent): For void types leave
3251 * emit-rtl.c (component_ref_for_mem_expr): Remove.
3252 (mem_expr_equal_p): Use operand_equal_p.
3253 (set_mem_attributes_minus_bitpos): Do not use
3254 component_ref_for_mem_expr.
3255 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
3256 (update_alias_info_with_stack_vars): Likewise.
3257 (partition_stack_vars): Call update_alias_info_with_stack_vars.
3258 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
3259 explicitly nor clear stmt operands.
3260 Free the decl-to-pointer map.
3261 * tree-optimize.c (execute_free_datastructures): Do not free
3262 SSA data structures here.
3263 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
3264 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
3265 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
3267 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
3269 2009-07-13 DJ Delorie <dj@redhat.com>
3271 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
3272 unrolling at the right iteration count.
3274 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
3277 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
3279 * haifa-sched.c (rank_for_schedule): Introduced flags to
3280 enable/disable individual scheduling heuristics.
3281 * common.opt: Introduced flags to enable/disable individual
3282 heuristics in the scheduler.
3283 * doc/invoke.texi: Introduced flags to enable/disable individual
3284 heuristics in the scheduler.
3286 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
3288 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
3289 config/i386/mingw-tls.c.
3290 * config/i386/mingw-tls.c: Removed.
3292 2009-07-13 Ira Rosen <irar@il.ibm.com>
3294 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
3295 checks access only relevant statements.
3296 (vectorizable_reduction): Likewise.
3298 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
3300 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
3301 just for 32-bit case.
3303 2009-07-12 Jan Hubicka <jh@suse.cz>
3305 PR tree-optimization/40585
3306 * except.c (expand_resx_expr): When there already is resume
3307 instruction, produce linked list.
3308 (build_post_landing_pads): Assert that resume is empty.
3309 (connect_post_landing_pads): Handle resume lists.
3310 (dump_eh_tree): Dump resume list.
3312 2009-07-12 Ira Rosen <irar@il.ibm.com>
3314 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
3315 with additional argument.
3316 * tree-vectorizer.h (enum vect_def_type): Add
3317 vect_double_reduction_def.
3318 (vect_is_simple_reduction): Add argument.
3319 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
3321 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
3322 vect_is_simple_reduction with additional argument.
3323 (vect_analyze_loop_operations): Handle exit phi nodes in case of
3325 (reduction_code_for_scalar_code): Handle additional codes by
3326 returning ERROR_MARK for them. Fix comment and indentation.
3327 (vect_is_simple_reduction): Fix comment, add argument to specify
3328 double reduction. Detect double reduction.
3329 (get_initial_def_for_induction): Fix indentation.
3330 (get_initial_def_for_reduction): Fix comment and indentation.
3331 Handle double reduction. Create initial definitions that do not
3332 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
3333 (vect_create_epilog_for_reduction): Fix comment, add argument to
3334 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
3335 epilogue result extraction. Create double reduction phi node and
3336 replace relevant uses.
3337 (vectorizable_reduction): Call vect_is_simple_reduction with
3338 additional argument. Fix indentation. Update epilogue code treatment
3339 according to the changes in reduction_code_for_scalar_code. Check
3340 for double reduction. Call vect_create_epilog_for_reduction with
3341 additional argument.
3342 * tree-vect-stmts.c (process_use): Handle double reduction, update
3344 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
3345 (vect_get_vec_def_for_operand): Likewise.
3347 2009-07-12 Danny Smith <dansmister@gmail.com>
3349 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
3350 dllexport if !TREE_PUBLIC.
3351 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
3353 2009-07-11 Anatoly Sokolov <aesok@post.ru>
3355 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
3356 (avr_extra_arch_macro) Remove declatation.
3357 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
3358 (avr_extra_arch_macro) Declare as static.
3359 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
3361 2009-07-11 Jan Hubicka <jh@suse.cz>
3364 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
3366 2009-07-11 Jakub Jelinek <jakub@redhat.com>
3369 * dwarf2out.c (dw_fde_struct): Add in_std_section and
3370 cold_in_std_section bits.
3371 (dwarf2out_begin_prologue): Initialize them.
3372 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
3373 if already covered by text_section or cold_text_section range.
3375 PR rtl-optimization/40667
3376 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
3377 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
3378 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
3379 * config/i386/i386.c (ix86_minimum_alignment): New function.
3380 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
3381 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
3382 * emit-rtl.c (gen_reg_rtx): Likewise.
3383 * function.c (assign_parms): Likewise. If nominal_type needs
3384 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
3385 rather than passed_type's alignment.
3388 * function.c (assign_parm_setup_stack): Adjust
3389 MEM_OFFSET (data->stack_parm) if promoted_mode is different
3390 from nominal_mode on big endian.
3392 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
3394 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
3396 2009-07-10 DJ Delorie <dj@redhat.com>
3398 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
3400 2009-07-10 Mark Mitchell <mark@codesourcery.com>
3402 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
3404 (thumb2_cbnz): Likewise.
3406 2009-07-10 David Daney <ddaney@caviumnetworks.com>
3409 * config.gcc (supported_defaults): Add synci.
3410 (with_synci): Add validation.
3411 (all_defaults): Add synci.
3412 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
3415 * config/mips/mips.opt (msynci): New option.
3416 * config/mips/mips.c (mips_override_options): Warn on use of
3417 -msynci for targets that do now support it.
3418 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
3420 * gcc/doc/invoke.texi (-msynci): Document the new option.
3421 * doc/install.texi (--with-synci): Document the new option.
3423 2009-07-10 Richard Guenther <rguenther@suse.de>
3425 PR tree-optimization/40496
3426 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
3427 the PHI result with a compatible type.
3429 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
3433 * c.opt (Wunused-result): New.
3434 * doc/invoke.texi: Document it.
3435 * c-common.c (c_warn_unused_result): Use it.
3437 2009-07-09 DJ Delorie <dj@redhat.com>
3439 * targhooks.c (default_target_can_inline_p): Rename from
3440 default_target_option_can_inline_p.
3441 * targhooks.h (default_target_can_inline_p): Likewise.
3442 * target-def.h (TARGET_CAN_INLINE_P): Rename from
3443 TARGET_OPTION_CAN_INLINE_P.
3444 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
3445 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
3446 (mep_target_can_inline_p): Rename from
3447 mep_target_option_can_inline_p.
3450 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
3451 registers used to pass vectors.
3453 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
3455 2009-07-09 Tom Tromey <tromey@redhat.com>
3457 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
3458 * config/mmix/mmix.c: Include dwarf2.h.
3459 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
3460 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
3461 * config/sh/sh.c: Include dwarf2.h.
3462 * config/i386/i386.c: Include dwarf2.h.
3463 * Makefile.in (DWARF2_H): Remove 'elf'.
3464 * except.c: Include dwarf2.h.
3465 * unwind-dw2.c: Include dwarf2.h.
3466 * dwarf2out.c: Include dwarf2.h.
3467 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
3468 * unwind-dw2-fde.c: Include dwarf2.h.
3469 * dwarf2asm.c: Include dwarf2.h.
3471 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
3473 * haifa-sched.c (insn_finishes_cycle_p): New static function.
3474 (max_issue): Use it.
3475 * sched-int.h (struct sched_info: insn_finishes_block_p): New
3477 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
3478 (region_sched_info): Update.
3479 * sched-ebb.c (ebb_sched_info): Update.
3480 * modulo-sched.c (sms_sched_info): Update.
3481 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
3483 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
3485 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
3487 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
3489 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
3491 2009-07-09 Jakub Jelinek <jakub@redhat.com>
3494 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
3495 arg1 with arg01 if arg1 is already INTEGER_CST.
3497 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
3499 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
3500 Transform (and (truncate)) into (truncate (and)).
3502 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
3504 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
3505 creating LHS paradoxical subregs. Fix surrounding returns to
3506 use NULL_RTX rather than 0.
3508 2009-07-08 DJ Delorie <dj@redhat.com>
3510 * config/mep/mep.c: (mep_option_can_inline_p): New.
3511 (TARGET_OPTION_CAN_INLINE_P): Define.
3513 2009-07-08 Mark Wielaard <mjw@redhat.com>
3516 * dwarf2out.c (add_data_member_location_attribute): When we have
3517 only a constant offset don't emit a new location description using
3518 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
3521 2009-07-08 Richard Henderson <rth@redhat.com>
3524 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
3525 (enum reg_class): Add CLOBBERED_REGS.
3526 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
3527 * config/i386/i386.c (ix86_conditional_register_usage): Moved
3528 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
3529 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
3530 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
3531 force 64-bit sibcalls into R11.
3532 * config/i386/constraints.md (U): New constraint.
3533 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
3534 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
3535 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
3537 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
3539 * basic-block.h (dump_regset, debug_regset): Remove duplicate
3541 * c-objc-common.h (c_initialize_diagnostics): Ditto.
3542 * ebitmap.h (dump_ebitmap): Ditto.
3543 * optabs.h (optab_libfunc): Ditto.
3544 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
3545 * tree-flow.h (vect_can_force_dr_alignment_p,
3546 get_vectype_for_scalar_type): Ditto.
3547 (vectorize_loops): Move prototype to ...
3548 * tree-vectorizer.h: ... here. Also, adjust comment.
3549 (vect_set_verbosity_level): Remove duplicate prototype.
3550 * tree-ssa-loop.c: Include tree-vectorizer.h.
3551 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
3553 2009-07-08 Nick Clifton <nickc@redhat.com>
3555 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
3558 2009-07-08 DJ Delorie <dj@redhat.com>
3560 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
3561 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
3562 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
3564 * config/mep/intrinsics.md: Regenerated.
3565 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
3566 registers when asm() or calls are detected.
3568 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
3571 * gimplify.c (gimplify_expr): Propagate no_warning flag when
3573 * gimple (gimple_build_call_from_tree): Likewise.
3574 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
3575 no_warning flag before warning.
3577 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3579 * tree.c (set_expr_locus): Remove.
3580 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
3581 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
3583 * gimplify.c (internal_get_tmp_var): Likewise.
3584 (gimplify_call_expr): Likewise.
3585 (gimplify_one_sizepos): Likewise.
3587 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
3590 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
3591 to variables for debugging purposes.
3593 2009-06-23 Mark Loeser <mark@halcy0n.com>
3596 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
3598 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3600 * pretty-print.c (pp_base_format): Remove %J.
3601 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
3602 gcc_cxxdiag_char_table): Likewise.
3603 (init_dynamic_diag_info): Likewise.
3605 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3607 * pretty-print.c (pp_base_format): Remove %H.
3608 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
3609 gcc_cxxdiag_char_table): Likewise.
3610 (init_dynamic_diag_info): Likewise.
3611 * config/mep/mep.c (mep_select_section): Likewise.
3613 2009-07-07 Duncan Sands <baldrick@free.fr>
3615 * final.c (pass_clean_state): Give the pass a name.
3616 * passes.c (pass_rest_of_compilation): Likewise.
3617 * tree-optimize.c (pass_all_optimizations): Likewise.
3619 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
3621 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
3622 an extra 'decl' for error_at.
3624 2009-07-07 Jakub Jelinek <jakub@redhat.com>
3627 * tree-tailcall.c (adjust_return_value_with_ops,
3628 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
3629 if it has complex or vector type.
3631 2009-07-07 Olivier Hainque <hainque@adacore.com>
3633 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
3636 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
3638 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
3640 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3642 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
3643 * c-decl.c: Likewise.
3644 * function.c: Likewise.
3645 * varasm.c: Likewise.
3646 * tree-ssa.c: Likewise.
3647 * c-common.c: Likewise.
3648 * tree-cfg.c: Likewise.
3649 * config/spu/spu.c: Likewise.
3650 * config/ia64/ia64.c: Likewise.
3651 * config/v850/v850.c: Likewise.
3653 2009-07-06 DJ Delorie <dj@redhat.com>
3655 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
3656 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
3657 unspecified accesses to control registers.
3658 * config/mep/intrinsics.md: Regenerate.
3659 * config/mep/intrinsics.h: Regenerate.
3660 * config/mep/mep-intrin.h: Regenerate.
3662 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3664 * c-lex.c: Replace %H by an explicit location. Update all calls.
3665 * c-common.c: Likewise.
3666 * c-decl.c: Likewise.
3667 * c-typeck.c: Likewise.
3668 * fold-const.c: Likewise.
3669 * gimplify.c: Likewise.
3671 * tree-cfg.c: Likewise.
3672 * tree-ssa-loop-niter.c: Likewise.
3673 * tree-vrp.c: Likewise.
3674 * value-prof.c: Likewise.
3676 2009-07-06 Diego Novillo <dnovillo@google.com>
3678 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
3679 if it has one. Handle cases where VAR does not have an
3680 annotation or cfun is NULL.
3682 2009-07-06 Diego Novillo <dnovillo@google.com>
3684 * tree.c: Include debug.h.
3685 (initialize_tree_contains_struct): New.
3686 (init_ttree): Call it.
3687 (tree_node_structure_for_code): Factor out of ...
3688 (tree_node_structure): ... here.
3689 * treestruct.def (TS_PHI_NODE): Remove.
3690 (TS_GIMPLE_STATEMENT): Remove.
3692 2009-07-06 Diego Novillo <dnovillo@google.com>
3694 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
3695 (debug_tree_chain): Handle cycles.
3697 2009-07-06 Nick Clifton <nickc@redhat.com>
3698 DJ Delorie <dj@redhat.com>
3700 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
3701 __FMOVD_ENABLED__ is defined.
3703 (TARGET_FMOVD): Provide a default definition.
3704 (MASK_FMOVD): Likewise.
3705 (TARGET_CPU_CPP_BUILTINS): Define
3706 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
3707 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
3708 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
3709 (split for DF load from memory into register): Also handle
3710 MEMs which consist of REG+DISP addressing.
3711 (split for DF store from register to memory): Likewise.
3712 (movsf_ie): Always use single fp_mode.
3713 * config/sh/sh.c (sh_override_options): Do not automatically
3714 enable TARGET_MOVD for the SH2A when supporting doubles - leave
3715 that to the -mfmovd command line switch.
3716 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
3717 (fldi_ok): Always allow.
3718 * config/sh/sh.opt (mfmovd): Remove this switch.
3719 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
3721 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
3722 Kaz Kojima <kkojima@gcc.gnu.org>
3724 PR rtl-optimization/30807
3725 * postreload.c (reload_combine): For every new use of REG_SUM,
3726 record the use of BASE.
3728 2009-07-06 Jan Hubicka <jh@suse.cz>
3730 * params.def: Revert my accidental commit at 2009-06-30.
3732 2009-07-04 Ian Lance Taylor <iant@google.com>
3735 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
3737 (mingw_format_attribute_overrides): Likewise.
3739 2009-07-04 Jakub Jelinek <jakub@redhat.com>
3742 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
3743 don't check cfa.reg. Instead of cfa.indirect use
3744 fde && fde->drap_reg != INVALID_REGNUM test.
3746 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
3748 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
3750 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
3753 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
3755 2009-07-03 Richard Guenther <rguenther@suse.de>
3757 PR tree-optimization/40640
3758 * tree-switch-conversion.c (build_arrays): Perform arithmetic
3761 2009-07-03 Jan Hubicka <jh@suse.cz>
3763 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
3764 for size, reduce amount of inlining.
3766 2009-07-03 Richard Guenther <rguenther@suse.de>
3769 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
3770 if t +- x is known to not overflow and the conversion widens the
3772 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
3774 2009-07-03 Jan Hubicka <jh@suse.cz>
3776 * ipa-pure-const.c (analyze): Update loop optimizer init.
3777 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
3778 try_remove_empty_loop, remove_empty_loops): Remove.
3779 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
3780 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
3781 to mark regular loops as neccesary.
3782 (degenerate_phi_p): New function.
3783 (propagate_necessity, remove_dead_phis): Use it.
3784 (forward_edge_to_pdom): Likewise.
3785 (eliminate_unnecessary_stmts): Take care to remove uses of results of
3786 virtual PHI nodes that became unreachable.
3787 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
3788 * tree-flow.h (remove_empty_loops): Remove.
3789 * passes.c (init_optimization_passes): Remove.
3791 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
3793 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
3794 can_create_pseudo_p.
3795 (*fix_trunc<mode>_i387_1): Ditto.
3796 (*floathi<mode>2_1): Ditto.
3797 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
3798 (*fistdi2_1): Ditto.
3799 (*fist<mode>2_1): Ditto.
3800 (frndintxf2_floor): Ditto.
3801 (*fist<mode>2_floor_1): Ditto.
3802 (frndintxf2_ceil): Ditto.
3803 (*fist<mode>2_ceil_1): Ditto.
3804 (frndintxf2_trunc): Ditto.
3805 (frndintxf2_mask_pm): Ditto.
3806 (fxam<mode>2_i387_with_temp): Ditto.
3807 * config/i386/sse.md (mulv16qi3): Ditto.
3808 (*sse2_mulv4si3): Ditto.
3810 (sse4_2_pcmpestr): Ditto.
3811 (sse4_2_pcmpistr): Ditto.
3813 2009-07-03 Jan Hubicka <jh@suse.cz>
3815 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
3816 (mark_stmt_necessary): Set it.
3817 (mark_operand_necessary): Set it.
3818 (mark_control_dependent_edges_necessary): Set it.
3819 (mark_virtual_phi_result_for_renaming): New function.
3820 (get_live_post_dom): New function.
3821 (forward_edge_to_pdom): New function.
3822 (remove_dead_stmt): Fix handling of control dependences.
3823 (tree_dce_init): Init new bitmap.
3824 (tree_dce_done): Free it.
3826 2009-07-02 Richard Guenther <rguenther@suse.de>
3829 * tree-ssa-structalias.c (new_var_info): Initialize
3832 2009-07-02 Jan Hubicka <jh@suse.cz>
3834 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
3837 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
3839 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
3840 instead of recomputing it. Adjust calls.
3841 (emit_store_flag): Adjust recursive calls.
3843 2009-07-02 Richard Guenther <rguenther@suse.de>
3845 * tree-ssa-live.c (remove_unused_locals): Do not remove
3847 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
3848 of DECL_EXTERNAL for HEAP variables.
3849 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
3850 HEAP variables. Do not adjust RESTRICT vars.
3851 (find_what_var_points_to): Nobody cares if something
3854 2009-07-02 Ben Elliston <bje@au.ibm.com>
3856 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
3857 pc_low and pc_high declarations to the top of the function.
3859 2009-07-01 DJ Delorie <dj@redhat.com>
3861 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
3863 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
3864 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
3865 unspecified accesses to control registers.
3866 * config/mep/intrinsics.md: Regenerate.
3867 * config/mep/intrinsics.h: Regenerate.
3868 * config/mep/mep-intrin.h: Regenerate.
3870 2009-07-01 Anthony Green <green@moxielogic.com>
3872 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
3873 instruction when possible.
3874 (moxie_expand_prologue): Ditto. Also, save an instruction and
3875 some complexity by popping off of $r12 instead of $sp.
3876 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
3879 2009-07-01 Richard Henderson <rth@redhat.com>
3882 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
3883 contained no insns, reposition note before last insn.
3885 2009-07-01 Richard Henderson <rth@redhat.com>
3888 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
3889 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
3891 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
3894 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
3895 darwin9 for printing reg addresses with %y.
3897 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
3899 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
3900 truncation from operands in binary operations.
3902 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
3905 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
3906 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
3907 subreg of op0 to the original op0.
3909 * expmed.c (store_bit_field_1): Use a temporary as the destination
3910 instead of a paradoxical subreg when we need to truncate the result.
3912 2009-07-01 DJ Delorie <dj@redhat.com>
3914 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
3915 names to VLIW variants.
3916 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
3917 * config/mep/intrinsics.md: Regenerate.
3918 * config/mep/intrinsics.h: Regenerate.
3919 * config/mep/mep-intrin.h: Regenerate.
3921 2009-07-01 Jakub Jelinek <jakub@redhat.com>
3924 * jump.c (returnjump_p): Revert last patch.
3925 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
3927 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3930 * pa.md (casesi32p): Use jump table label to determine the offset
3932 (casesi64p): Likewise.
3934 * pa.c (forward_branch_p): Return bool type. Use instruction
3935 addresses when available. Assert that INSN has a jump label.
3936 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
3939 2009-07-01 Richard Guenther <rguenther@suse.de>
3941 PR tree-optimization/19831
3942 * tree-ssa-dce.c (propagate_necessity): Calls to functions
3943 that only act as barriers do not make any previous stores necessary.
3944 * tree-ssa-structalias.c (handle_lhs_call): Delay making
3945 HEAP variables global, do not add a constraint from nonlocal.
3946 (find_func_aliases): Handle escapes through return statements.
3947 (compute_points_to_sets): Make escaped HEAP variables global.
3949 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
3952 * expmed.c (emit_store_flag): Perform a conversion if necessary,
3953 after reducing a DImode cstore to SImode.
3955 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
3957 * expr.c (expand_expr_real_1): Reinstate fallthrough to
3958 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
3960 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
3962 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
3963 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
3965 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
3966 and umod_optab if TARGET_BSD_DIVMOD.
3967 * config/vax/lib1funcs.asm: New file.
3968 * config/vax/t-linux: New file.
3969 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
3971 2009-06-30 Jakub Jelinek <jakub@redhat.com>
3974 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
3975 to type arguments that have void type.
3978 * dwarf2out.c (gen_formal_parameter_die): Call
3979 equate_decl_number_to_die if node is different from origin.
3981 2009-06-30 Anthony Green <green@moxielogic.com>
3983 Clean up moxie port for --enable-build-with-cxx.
3984 * config/moxie/moxie.c (moxie_function_value): First two
3985 parameters are const_tree, not tree.
3986 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
3987 (REG_CLASS_NAMES): Ditto.
3988 (REGNO_REG_CLASS): Ditto.
3989 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
3990 (moxie_function_value): Fix constyness of arguments.
3992 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
3994 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
3995 finalize_size_functions before further processing.
3996 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
3997 (variable_size): Call self_referential_size on size expressions
3998 that contain a PLACEHOLDER_EXPR.
3999 (size_functions): New static variable.
4000 (copy_self_referential_tree_r): New static function.
4001 (self_referential_size): Likewise.
4002 (finalize_size_functions): New global function.
4003 * tree.c: Include tree-inline.h.
4004 (push_without_duplicates): New static function.
4005 (find_placeholder_in_expr): New global function.
4006 (substitute_in_expr) <tcc_declaration>: Return the replacement object
4008 <tcc_expression>: Likewise.
4009 <tcc_vl_exp>: If the replacement object is a constant, try to inline
4010 the call in the expression.
4011 * tree.h (finalize_size_functions): Declare.
4012 (find_placeholder_in_expr): Likewise.
4013 (FIND_PLACEHOLDER_IN_EXPR): New macro.
4014 (substitute_placeholder_in_expr): Update comment.
4015 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
4017 (copy_tree_body_r): Likewise.
4018 (copy_tree_body): New static function.
4019 (maybe_inline_call_in_expr): New global function.
4020 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
4021 (maybe_inline_call_in_expr): Declare.
4022 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
4023 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
4026 2009-06-30 Richard Guenther <rguenther@suse.de>
4028 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
4030 (propagate_necessity): Do not mark reaching defs of stores
4033 2009-06-30 Jan Hubicka <jh@suse.cz>
4035 * cfgloopanal.c (check_irred): Move into ...
4036 (mark_irreducible_loops): ... here; return true if ireducible
4038 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
4039 (analyze_function): Try to prove loop finiteness.
4040 * cfgloop.h (mark_irreducible_loops): Update prototype.
4041 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
4043 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
4045 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
4047 2009-06-30 Ira Rosen <irar@il.ibm.com>
4049 PR tree-optimization/40542
4050 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
4053 2009-06-30 Martin Jambor <mjambor@suse.cz>
4055 PR tree-optimization/40582
4056 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
4057 than useless_type_conversion_p.
4058 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
4061 2009-06-30 Martin Jambor <mjambor@suse.cz>
4064 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
4066 2009-06-30 Richard Guenther <rguenther@suse.de>
4068 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
4069 use ao_ref references.
4070 (walk_aliased_vdefs): Likewise.
4071 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
4072 * tree-ssa-dce.c (struct ref_data): Remove.
4073 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
4074 (mark_aliased_reaching_defs_necessary): Adjust.
4075 (mark_all_reaching_defs_necessary_1): Likewise.
4077 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
4080 * expmed.c (emit_cstore): New name of emit_store_flag_1.
4081 (emit_store_flag_1): Extract from emit_store_flag, adjust
4082 calls to (what now is) emit_cstore.
4083 (emit_store_flag): Call emit_store_flag_1 and also use it
4084 for what used to be recursive calls.
4086 2009-06-30 Wei Guozhi <carrot@google.com>
4089 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
4090 if the target bb post dominates from bb.
4091 * config/i386/i386.c (memory_address_length): Check existence of base
4092 register before using it.
4094 2009-06-30 Nick Clifton <nickc@redhat.com>
4095 DJ Delorie <dj@redhat.com>
4097 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
4098 __FMOVD_ENABLED__ is defined.
4100 (TARGET_FMOVD): Provide a default definition.
4101 (MASK_FMOVD): Likewise.
4102 (TARGET_CPU_CPP_BUILTINS): Define
4103 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
4104 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
4105 two fmov instructions depending upon whether TARGET_FMOVD is
4107 (split for DF load from memory into register): Also handle
4108 MEMs which consist of REG+DISP addressing.
4109 (split for DF store from register to memory): Likewise.
4110 * config/sh/sh.opt (mfmovd): Remove this switch.
4111 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
4112 * config/sh/sh.c (sh_override_options): Do not automatically
4113 enable TARGET_MOVD for the SH2A when supporting doubles - leave
4114 that to the -mfmovd command line switch.
4116 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
4118 (fldi_ok): Always allow.
4119 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
4121 2009-06-29 DJ Delorie <dj@redhat.com>
4123 * doc/install.texi (mep-x-elf): Correct chip's full name.
4125 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
4127 * doc/extend.texi: Fix typo.
4129 2009-06-29 Tom Tromey <tromey@redhat.com>
4132 * Makefile.in (DWARF2_H): New variable.
4134 (dwarf2out.o): Likewise.
4135 (dwarf2asm.o): Likewise.
4136 * config/i386/t-i386: Use DWARF2_H.
4137 * except.c: Include elf/dwarf2.h.
4138 * unwind-dw2.c: Include elf/dwarf2.h.
4139 * dwarf2out.c: Include elf/dwarf2.h.
4140 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
4141 <dtprel>: New field.
4142 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
4143 (size_of_loc_descr): Likewise.
4144 (output_loc_operands_raw): Likewise.
4145 (output_loc_operands): Handle new dtprel field.
4146 (loc_checksum): Update.
4147 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
4148 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
4149 * unwind-dw2-fde.c: Include elf/dwarf2.h.
4150 * dwarf2asm.c: Include elf/dwarf2.h.
4151 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
4152 * config/mmix/mmix.c: Include elf/dwarf2.h.
4153 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
4154 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
4155 * config/sh/sh.c: Include elf/dwarf2.h.
4156 * config/i386/i386.c: Include elf/dwarf2.h.
4158 2009-06-29 DJ Delorie <dj@redhat.com>
4160 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
4162 * doc/extend.texi: Add MeP attributes and pragmas.
4163 * doc/invoke.text: Add MeP Options.
4164 * doc/contrib.texi: Add MeP contribution.
4165 * doc/md.texi: Add MeP constraints.
4166 * doc/install.texi: Add MeP target.
4168 2009-06-30 Anatoly Sokolov <aesok@post.ru>
4170 * target.h (struct gcc_target): Add frame_pointer_required field.
4171 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
4172 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
4173 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
4175 * reload1.c (update_eliminables): (Ditto.).
4176 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
4177 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
4178 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
4180 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
4182 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
4183 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
4184 (arm_frame_pointer_required): New function.
4186 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
4187 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4188 (avr_frame_pointer_required_p): Declare as static.
4189 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
4191 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
4192 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
4193 (bfin_frame_pointer_required): Make as static, change return type
4195 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
4197 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
4198 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4199 (cris_frame_pointer_required): New function.
4201 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
4203 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
4204 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4205 (fr30_frame_pointer_required): New function.
4207 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
4208 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
4209 (frv_frame_pointer_required): Make as static, change return type
4211 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
4213 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
4214 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4215 (ix86_frame_pointer_required): Make as static, change return type to
4217 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
4219 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
4220 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4222 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
4224 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
4226 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
4228 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
4229 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4230 (mips_frame_pointer_required): Make as static.
4231 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
4233 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
4234 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4235 (mmix_frame_pointer_required): Mew function.
4237 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
4238 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4240 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
4242 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
4244 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
4246 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
4247 (CAN_ELIMINATE): Redefine.
4248 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4249 (sparc_frame_pointer_required): New function.
4250 (sparc_can_eliminate): New function.
4251 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
4253 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
4254 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
4256 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
4257 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
4258 (xtensa_frame_pointer_required): Make as static, change return type
4260 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
4263 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
4265 * doc/plugins.texi: Document PLUGIN_START_UNIT.
4266 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
4267 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
4268 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
4269 (register_callback): Handle PLUGIN_START_UNIT.
4270 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
4272 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
4274 * tree.c (process_call_operands): Propagate TREE_READONLY from the
4276 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
4277 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
4279 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
4281 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
4284 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
4286 * doc/extend.texi (Additional Floating Types): __float128 is also
4287 supported on i386 targets.
4289 2009-06-29 Richard Guenther <rguenther@suse.de>
4292 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
4294 (pt_solutions_same_restrict_base): Declare.
4295 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
4297 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
4298 (make_constraint_from, make_copy_constraint): Move earlier.
4299 (make_constraint_from_heapvar): New function.
4300 (make_constraint_from_restrict): Likewise.
4301 (handle_lhs_call): Use it.
4302 (find_func_aliases): Use it to track conversions to restrict
4304 (struct fieldoff): Add only_restrict_pointers flag.
4305 (push_fields_onto_fieldstack): Initialize it.
4306 (create_variable_info_for): Track global restrict qualified pointers.
4307 (intra_create_variable_infos): Use make_constraint_from_heapvar.
4308 Track restrict qualified pointer arguments.
4309 (set_uids_in_ptset): Use varinfo is_global_var flag.
4310 (find_what_var_points_to): Set the vars_contains_restrict flag.
4311 Always create the points-to solution for sets including restrict tags.
4312 (pt_solutions_same_restrict_base): New function.
4313 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
4314 qualified pointers use pt_solutions_same_restrict_base as
4315 additional source for disambiguation.
4317 2009-06-29 Richard Guenther <rguenther@suse.de>
4320 * alias.c (find_base_decl): Remove.
4321 (get_deref_alias_set_1): Remove restrict handling.
4322 * c-common.c (c_apply_type_quals_to_decl): Do not set
4323 DECL_POINTER_ALIAS_SET.
4324 * gimplify.c (find_single_pointer_decl_1): Remove.
4325 (find_single_pointer_decl): Likewise.
4326 (internal_get_tmp_var): Remove restrict handling.
4327 (gimple_regimplify_operands): Likewise.
4328 * omp-low.c (expand_omp_atomic_pipeline): Do not set
4329 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
4330 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
4331 * tree.c (restrict_base_for_decl): Remove.
4332 (init_ttree): Do not allocate it.
4333 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
4334 LABEL_DECL_UID for label decls.
4335 (copy_node_stat): Do not copy restrict information.
4336 (decl_restrict_base_lookup): Remove.
4337 (decl_restrict_base_insert): Likewise.
4338 (print_restrict_base_statistics): Likewise.
4339 (dump_tree_statistics): Do not call print_restrict_base_statistics.
4340 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
4341 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
4342 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
4343 (LABEL_DECL_UID): Adjust.
4344 (DECL_BASED_ON_RESTRICT_P): Remove.
4345 (DECL_GET_RESTRICT_BASE): Likewise.
4346 (SET_DECL_RESTRICT_BASE): Likewise.
4347 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
4349 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
4350 instead of DECL_POINTER_ALIAS_SET.
4351 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
4352 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
4353 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
4355 2009-06-29 Richard Guenther <rguenther@suse.de>
4357 PR tree-optimization/40579
4358 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
4359 the IL to simplify has constants that overflowed.
4361 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
4363 PR tree-optimization/40550
4364 * tree-vect-generic.c (expand_vector_operations_1): Compute in
4365 vector_compute_type only when the size of vector_compute_type is
4366 less than the size of type.
4368 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
4370 * fold-const.c (contains_label_1): Fix comments.
4371 (contains_label_p): Do not walk trees multiple time.
4373 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4375 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
4376 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
4377 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
4378 ix86_fp_comparison_operator.
4379 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
4380 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
4381 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
4382 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
4383 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
4384 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
4385 (related splits): Change predicate to ix86_fp_comparison_operator.
4386 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
4387 instead of ix86_fp_comparison_codes.
4388 (ix86_trivial_fp_comparison_operator,
4389 ix86_fp_comparison_operator): New.
4390 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
4391 (ix86_expand_compare): Eliminate last two parameters.
4392 (ix86_fp_jump_nontrivial_p): Kill.
4393 * config/i386/i386.c (put_condition_code): Eliminate call to
4394 ix86_fp_comparison_codes and subsequent assertion.
4395 (ix86_fp_comparison_codes): Eliminate.
4396 (ix86_fp_swap_condition): New.
4397 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
4398 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
4399 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
4400 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
4401 and ix86_fp_swap_condition.
4402 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
4403 Use ix86_fp_comparison_strategy.
4404 (ix86_expand_compare): Likewise. Eliminate last two arguments.
4405 (ix86_fp_jump_nontrivial_p): Eliminate.
4406 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
4407 call to ix86_expand_compare.
4408 (ix86_split_fp_branch, ix86_expand_setcc,
4409 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
4410 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
4412 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4414 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
4415 related to jump_clobbers.
4416 * config/arm/arm.md (conds): Remove jump_clob case.
4417 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
4418 splits): Change comparison_operator to arm_comparison_operator.
4419 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
4422 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4424 * dojump.c (do_compare_rtx_and_jump): Try swapping the
4425 condition for floating point modes.
4426 * expmed.c (emit_store_flag_1): Move here a bigger part
4428 (emit_store_flag): Try swapping the condition for floating point
4430 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
4432 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4434 * expr.c (expand_expr_real_1): Just use do_store_flag.
4435 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
4436 emit_store_flag_force.
4437 * expmed.c (emit_store_flag_force): Copy here trick
4438 previously in expand_expr_real_1. Try reversing the comparison.
4439 (emit_store_flag_1): Work if target is NULL.
4440 (emit_store_flag): Work if target is NULL, using the result mode
4441 from the comparison. Use split_comparison, restructure final part
4442 to simplify conditionals.
4444 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4446 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
4447 * dojump.c (do_jump): Change handling of floating-point
4448 ops to use just do_compare_and_jump.
4449 (split_comparison): New.
4450 (do_compare_rtx_and_jump): Add here logic coming previously
4451 in do_jump, using split_comparison.
4453 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
4456 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
4458 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4460 * tree-ssa-alias.c: Fix unintentional commit.
4462 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4464 * passes.c (execute_one_pass): Fix unintentional commit.
4466 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4468 * df-problems.c (df_set_seen, df_unset_seen): Delete.
4469 (df_rd_local_compute, df_md_local_compute): Inline them.
4471 (df_md_scratch): New.
4472 (df_md_alloc, df_md_free): Allocate/free it.
4473 (df_md_local_compute): Only include live registers in init.
4474 (df_md_transfer_function): Prune the in-set computed by
4475 the confluence function, and the gen-set too.
4477 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4479 PR rtl-optimization/26854
4480 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
4481 * df-problems.c (df_rd_add_problem): Fix comment.
4482 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
4483 df_md_simulate_artificial_defs_at_top,
4484 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
4485 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
4486 df_md_transfer_function, df_md_init, df_md_confluence_0,
4487 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
4488 problem_MD, df_md_add_problem): New.
4489 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
4490 df_md_get_bb_info): New.
4491 (DF_LAST_PROBLEM_PLUS1): Adjust.
4493 * Makefile.in (fwprop.o): Include domwalk.h.
4494 * fwprop.c: Include domwalk.h.
4495 (reg_defs, reg_defs_stack): New.
4496 (bitmap_only_bit_between): Remove.
4497 (process_defs): New.
4498 (process_uses): Use reg_defs and local_md instead of
4499 bitmap_only_bit_between and local_rd.
4500 (single_def_use_enter_block): New, from build_single_def_use_links.
4501 (single_def_use_leave_block): New.
4502 (build_single_def_use_links): Remove code moved to
4503 single_def_use_enter_block, invoke domwalk.
4504 (use_killed_between): Adjust comment.
4506 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4508 * bitmap.h (bitmap_ior_and_into): New.
4509 * bitmap.c (bitmap_ior_and_into): New.
4511 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4513 * domwalk.h (struct dom_walk_data): Remove all callbacks except
4514 before_dom_children_before_stmts and after_dom_children_after_stmts.
4515 Rename the two remaining callbacks to just before_dom_children and
4516 after_dom_children. Remove other GIMPLE statement walking bits.
4517 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
4518 * graphite.c: Do not include domwalk.h.
4519 * tree-into-ssa.c (interesting_blocks): New global.
4520 (struct mark_def_sites_global_data): Remove it and names_to_rename.
4521 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
4522 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
4523 now that they're not domwalk callbacks.
4524 (rewrite_initialize_block): Rename to...
4525 (rewrite_enter_block): ... this, place after called functions. Test
4526 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
4527 (rewrite_finalize_block): Rename to...
4528 (rewrite_leave_block): ... this, place after called functions.
4529 (rewrite_update_init_block): Rename to...
4530 (rewrite_update_enter_block): ... this, place after called functions.
4531 Test interesting_blocks, call rewrite_update_stmt and
4532 rewrite_update_phi_arguments.
4533 (rewrite_update_fini_block): Rename to...
4534 (rewrite_leave_block): ... this, place after called functions.
4535 (rewrite_blocks): Remove last argument, simplify initialization of
4537 (mark_def_sites_initialize_block): Rename to...
4538 (mark_def_sites_block): ... this, call mark_def_sites.
4539 (mark_def_sites_blocks): Remove argument, simplify initialization of
4541 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
4542 (update_ssa): Likewise.
4543 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
4545 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
4546 (dom_opt_initialize_block): Rename to...
4547 (dom_opt_enter_block): ... this, place after called functions. Walk
4548 statements here, inline propagate_to_outgoing_edges.
4549 (dom_opt_finalize_block): Rename to...
4550 (dom_opt_leave_block): ... this, place after called functions.
4551 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
4553 (dse_enter_block, dse_record_phi): New.
4554 (dse_record_phis): Delete.
4555 (dse_finalize_block): Rename to...
4556 (dse_leave_block): ... this.
4557 (tree_ssa_dse): Simplify initialization of walk_data.
4558 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
4559 Adjust initialization of walk_data.
4560 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
4561 * tree-ssa-loop-phiopt.c (get_non_trapping):
4562 Adjust initialization of walk_data.
4563 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
4564 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
4565 it's not a domwalk callback.
4566 (uncprop_initialize_block): Rename to...
4567 (dse_enter_block): ... this, call uncprop_into_successor_phis.
4568 (dse_finalize_block): Rename to...
4569 (dse_leave_block): ... this.
4570 (tree_ssa_uncprop): Simplify initialization of walk_data.
4571 * Makefile.in: Adjust dependencies.
4573 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
4575 * arm.md (casesi): Fix test for Thumb1.
4576 (thumb1_casesi_internal_pic): Likewise.
4577 (thumb1_casesi_dispatch): Likewise.
4579 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
4581 * config/arm/arm-cores.def: Added core cortex-m0.
4582 * config/arm/arm-tune.md: Regenerated.
4583 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
4585 2009-06-26 DJ Delorie <dj@redhat.com>
4587 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
4589 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
4590 the scheduler doesn't tag jump insns.
4592 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
4594 * c-decl.c (merge_decls): Re-indent.
4596 2009-06-26 Janis Johnson <janis187@us.ibm.com>
4599 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
4600 Special-case decimal float constants.
4602 2009-06-26 Richard Henderson <rth@redhat.com>
4604 * function.h (struct function): Add cannot_be_copied_reason,
4605 and cannot_be_copied_set.
4606 * tree-inline.c (has_label_address_in_static_1): Rename from
4607 inline_forbidden_p_2; don't set inline_forbidden_reason here.
4608 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
4609 don't set inline_forbidden_reason.
4610 (copy_forbidden): New function, split out of inline_forbidden_p.
4611 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
4612 (inline_forbidden_p): Use copy_forbidden.
4613 (tree_versionable_function_p): Likewise.
4614 (inlinable_function_p): Merge into tree_inlinable_function_p.
4615 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
4616 * ipa-cp.c (ipcp_versionable_function_p): New function.
4617 (ipcp_cloning_candidate_p): Use it.
4618 (ipcp_node_modifiable_p): Likewise.
4620 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
4622 * builtins.c (expand_builtin_alloca): Handle builtin alloca
4623 that is marked not to be inlined. Remove flag_mudflap use.
4624 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
4625 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
4627 2009-06-26 Steve Ellcey <sje@cup.hp.com>
4630 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
4631 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
4633 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
4635 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
4637 (__mingwthr_remove_key_dtor): Likewise.
4639 2009-06-26 Richard Guenther <rguenther@suse.de>
4641 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
4643 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
4646 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
4647 try the non-cond_exec path also.
4649 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4652 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
4653 (output_cbranch): Use new functions.
4654 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
4657 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
4658 Pat Haugen <pthaugen@us.ibm.com>
4659 Revital Eres <ERES@il.ibm.com>
4661 * config/rs6000/rs6000.c (print_operand): Correct lossage message
4662 for %c error. Add %x support to print VSX registers as a unified
4663 register set, instead of separate float and altivec registers.
4664 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
4665 %y case, and add support for VSX pre-modify addresses.
4666 (output_toc): Add assert for CONST containing an integer constant
4668 (rs6000_adjust_cost): Add POWER7 support.
4669 (insn_must_be_first_in_group): Ditto.
4670 (insn_must_be_last_in_group): Ditto.
4671 (rs6000_emit_popcount): Ditto.
4672 (rs6000_vector_mode_supported_p): Ditto.
4674 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
4675 Change some of the functions called by macros to being called
4676 through a pointer, so debug functions can be inserted if
4677 -mdebug=addr or -mdebug=cost.
4678 (rs6000_preferred_reload_class_ptr): Ditto.
4679 (rs6000_secondary_reload_class_ptr): Ditto.
4680 (rs6000_secondary_memory_needed_ptr): Ditto.
4681 (rs6000_cannot_change_mode_class_ptr): Ditto.
4682 (rs6000_secondary_reload_inner): Ditto.
4683 (rs6000_legitimize_reload_address): Ditto.
4684 (rs6000_legitimize_reload_address_ptr): Ditto.
4685 (rs6000_mode_dependent_address): Ditto.
4686 (rs6000_mode_dependent_address_ptr): Ditto.
4688 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
4689 function to return true if the mode allows reg + integer
4691 (virtual_stack_registers_memory_p): New function to return true if
4692 the address refers to a virtual stack register.
4693 (rs6000_legitimate_offset_address_p): Move code to say whether a
4694 mode supports reg+int addressing to reg_offset_addressing_ok_p and
4696 (rs6000_legitimate_address_p): Add checks for modes that only can
4697 do reg+reg addressing. Start adding VSX support.
4698 (rs6000_legitimize_reload_address): Ditto.
4699 (rs6000_legitimize_address): Ditto.
4700 (rs6000_debug_legitimate_address_p): New debug functions for
4701 -mdebug=addr and -mdebug=cost.
4702 (rs6000_debug_rtx_costs): Ditto.
4703 (rs6000_debug_address_costs): Ditto.
4704 (rs6000_debug_adjust_cost): Ditto.
4705 (rs6000_debug_legitimize_address): Ditto.
4706 (rs6000_legitimize_reload_address_ptr): Point to call normal
4707 function or debug function. Make functions called via pointer
4709 (rs6000_mode_dependent_address_ptr): Ditto.
4710 (rs6000_secondary_reload_class_ptr): Ditto.
4711 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
4712 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
4713 into a friendlier error.
4714 (rs6000_init_builtins): Add initial VSX support.
4715 (rs6000_adjust_cost): Fix some spacing issues.
4717 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
4718 (REG_CLASS_NAMES): Ditto.
4719 (REG_CLASS_CONTENTS): Ditto.
4720 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
4721 pointer, to add -mdebug=addr support.
4722 (CANNOT_CHANGE_MODE_CLASS): Ditto.
4723 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
4724 -mdebug=addr support.
4725 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
4726 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
4727 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
4729 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
4731 (bswapsi*): Set attribute types for load/store. Add combiner
4732 patterns to eliminate zero extend on 64-bit.
4733 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
4734 stdbrx if the hardware supports those instructions.
4736 2009-06-25 Ian Lance Taylor <iant@google.com>
4738 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
4739 (Link Options): Document -static-libstdc++.
4741 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
4744 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
4745 DATA_ALIGNMENT instead.
4747 2009-06-25 Richard Guenther <rguenther@suse.de>
4749 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
4750 indirect references against the callused/escaped solutions.
4751 (call_may_clobber_ref_p_1): Likewise.
4753 2009-06-25 Martin Jambor <mjambor@suse.cz>
4755 PR tree-optimization/40493
4756 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
4757 (enum unscalarized_data_handling): New type.
4758 (handle_unscalarized_data_in_subtree): Return what has been done.
4759 (load_assign_lhs_subreplacements): Handle left flushes differently.
4760 (sra_modify_assign): Use unscalarized_data_handling, simplified
4761 condition determining whether to remove the statement.
4763 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
4765 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
4766 excerpt - @ should be doubled for texinfo.
4768 2009-06-24 Ian Lance Taylor <iant@google.com>
4770 * config/arc/arc.c: Include "df.h".
4771 (arc_attribute_table): Make static. Move higher in file.
4772 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
4773 (output_shift): Initialize n later to avoid warning.
4774 * config/arm/arm.c (arm_attribute_table): Make static. Move
4776 * config/avr/avr.c (avr_attribute_table): Make static. Move
4778 (reg_class_tab): Change array type from int to enum reg_class.
4779 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
4781 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
4782 (lshrhi3_out): Likewise.
4783 (class_likely_spilled_p): Change return type to bool.
4784 (avr_rtx_costs): Use local code variable with enum type.
4785 * config/avr/avr.md (movmemhi): Use add_reg_note.
4786 (andhi3, andsi3): Don't use AS2 with "and".
4787 (iorhi3, iorsi3): Don't use AS2 with "or".
4788 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
4789 * config/crx/crx.c: Include "df.h".
4790 (crx_attribute_table): Make static.
4791 * config/m32r/m32r.c: Include "df.h".
4792 (m32r_attribute_table): Make static. Move higher in file.
4793 (pop): Use add_reg_note.
4794 (block_move_call): Change 0 to LCT_NORMAL in function call.
4795 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
4796 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
4797 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
4798 declare, not just when TREE_CODE is defined.
4799 * config/m68hc11/m68hc11.c: Include "expr.h".
4800 (m68hc11_attribute_table): Make static. Move higher in file.
4801 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
4803 (m68hc11_register_indirect_p): Likewise.
4804 (m68hc11_function_arg_padding): Change return type to enum
4806 (emit_move_after_reload): Use add_reg_note.
4807 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
4808 (m68hc11_split_logical): Likewise.
4809 (m68hc11_rtx_costs): Add local code_and outer_code variables with
4811 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
4812 to VOIDmode in function call.
4813 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
4815 (m68hc11_split_logical): Update declaration.
4816 (m68hc11_function_arg_padding): Update declaration.
4817 * config/mcore/mcore.c (regno_reg_class): Change form array of int
4818 to array of enum reg_class.
4819 (mcore_attribute_table): Make static. Move higher in file.
4820 (mcore_rtx_costs): Add cast to enum type.
4821 * config/mcore/mcore.h (regno_reg_class): Update declaration.
4822 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
4823 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
4825 * config/sh/predicates.md (trapping_target_operand): Rename and to
4827 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
4829 * config/spu/spu.c (spu_attribute_table): Make static. Move
4831 * config/v850/v850.c (v850_attribute_table): Make static. Move
4833 (v850_rtx_costs): Use local code with enum type.
4834 (expand_epilogue): Add cast.
4835 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
4837 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
4840 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
4841 -m2a-single-only and -m2a-nofpu.
4842 * config/sh/sh.opt: Document m2a generates FPU code.
4844 2009-06-24 Anatoly Sokolov <aesok@post.ru>
4846 * defaults.h (CAN_ELIMINATE): Provide default.
4847 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
4848 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
4849 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
4850 * config/spu/spu.h (CAN_ELIMINATE): Delete.
4851 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
4852 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
4853 * config/cris/cris.h (CAN_ELIMINATE): Delete.
4854 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
4855 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
4856 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
4858 2009-06-24 DJ Delorie <dj@redhat.com>
4860 * mep-ext-cop.cpu: Fix copyright notice.
4861 * mep-default: Fix copyright notice.
4862 * mep-core: Fix copyright notice.
4863 * mep: Fix copyright notice.
4864 * mep-ivc2: Fix copyright notice.
4865 * mep-c5: Fix copyright notice.
4867 2009-06-24 Denis Chertykov <chertykov@gmail.com>
4869 * doc/contrib.texi (Contributors):
4871 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
4874 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
4875 src and dst operands if necessary.
4877 2009-06-23 DJ Delorie <dj@redhat.com>
4880 * config.gcc: Add mep support.
4881 * recog.c: Resurrect validate_replace_rtx_subexp().
4882 * recog.h: Likewise.
4883 * config/mep/: Add new port:
4884 * config/mep/constraints.md: New file.
4885 * config/mep/default.h: New file.
4886 * config/mep/intrinsics.h: New file.
4887 * config/mep/intrinsics.md: New file.
4888 * config/mep/ivc2-template.h: New file.
4889 * config/mep/mep-c5.cpu: New file.
4890 * config/mep/mep-core.cpu: New file.
4891 * config/mep/mep-default.cpu: New file.
4892 * config/mep/mep-ext-cop.cpu: New file.
4893 * config/mep/mep-intrin.h: New file.
4894 * config/mep/mep-ivc2.cpu: New file.
4895 * config/mep/mep-lib1.asm: New file.
4896 * config/mep/mep-lib2.c: New file.
4897 * config/mep/mep-pragma.c: New file.
4898 * config/mep/mep-protos.h: New file.
4899 * config/mep/mep-tramp.c: New file.
4900 * config/mep/mep.c: New file.
4901 * config/mep/mep.cpu: New file.
4902 * config/mep/mep.h: New file.
4903 * config/mep/mep.md: New file.
4904 * config/mep/mep.opt: New file.
4905 * config/mep/predicates.md: New file.
4906 * config/mep/t-mep: New file.
4908 2009-06-23 Ian Lance Taylor <iant@google.com>
4910 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
4911 from loose_warn into c_loose_warn and from strict_warn into
4912 c_strict_warn. Set and substitute warn_cxxflags. Check for
4913 --enable-build-with-cxx. Set and substitute
4914 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
4915 * Makefile.in (CXXFLAGS): New variable.
4916 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
4917 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
4918 the default is the same as $(STRICT_WARN).
4919 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
4920 (CXX): New variable.
4921 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
4922 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
4923 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
4924 (HOST_LIBS): New variable.
4925 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
4926 (ALL_CXXFLAGS): New variable.
4927 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
4928 * doc/install.texi (Configuration): Document
4929 --enable-build-with-cxx, --with-stage1-ldflags,
4930 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
4931 * configure: Rebuild.
4933 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4935 * config/arm/arm.c (arm_override_options): Fix braces and formatting
4936 from previous commit.
4938 2009-06-23 Ian Lance Taylor <iant@google.com>
4940 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
4942 2009-06-23 Ian Lance Taylor <iant@google.com>
4944 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
4945 with ATTRIBUTE_UNUSED.
4947 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4948 Pat Haugen <pthaugen@us.ibm.com>
4949 Revital Eres <eres@il.ibm.com>
4951 * config.in (HAVE_AS_POPCNTD): Add default definition.
4952 (HAVE_AS_LWSYNC): Ditto.
4954 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
4956 (gcc_cv_as_powerpc_cmpb): Ditto.
4957 (gcc_cv_as_powerpc_dfp): Ditto.
4958 (gcc_cv_as_powerpc_vsx): Ditto.
4959 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
4960 supporting the popcntd/lwsync instructions.
4961 (gcc_cv_as_powerpc_lwsync): Ditto.
4962 * configure: Regenerate.
4964 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
4965 -mcpu=native and -mcpu=power7.
4966 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
4968 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
4969 a variable instead of a mask to reduce the number of mask bits.
4970 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
4971 (-mbit-word): Ditto.
4972 (-mregnames): Ditto.
4973 * config/rs6000/rs6000.opt (-mupdate): Ditto.
4974 (-mfused-madd): Ditto.
4976 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
4978 (-mvsx): New switch for VSX instructions.
4979 (-misel): Move from a variable to a mask to allow it to be set by
4982 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
4983 function declaration to an array declaration.
4984 (rs6000_hard_regno_nregs): New external array declaration.
4986 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
4987 files included by rs6000.md.
4989 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
4990 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
4992 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
4994 (rs6000_debug_reg): New -mdebug= variables.
4995 (rs6000_debug_addr): Ditto.
4996 (rs6000_debug_cost): Ditto.
4997 (rs6000_pmode): New variable to hold Pmode.
4998 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
4999 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
5000 calculated at compiler start.
5001 (rs6000_hard_regno_nregs): Change function to an array which holds
5002 HARD_REGNO_NREGS calculated at compiler start.
5003 (rs6000_explicit_options): Delete isel field.
5004 (rs6000_vector_unit): New array to hold which vector unit
5005 supports arithmetic options for a given type.
5006 (rs6000_vector_mem): New array to hold which vector unit supports
5007 memory reference operations for a given type.
5008 (rs6000_vector_align): New array to given the alignment of each
5010 (power7_cost): New basic costs for power7.
5011 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
5012 (rs6000_hard_regno_nregs_internal): New function, moved from
5013 HARD_REGNO_NREGS, to calculate the number of registers each hard
5014 register takes for each type.
5015 (rs6000_debug_reg_print): New function for -mdebug=reg support.
5016 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
5017 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
5018 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
5019 unit information here so it is calculated once at compiler startup
5021 (rs6000_override_options): Make -misel a target mask. Add more
5022 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
5023 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
5025 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
5026 (rs6000_handle_option): Move -misel from variable to target mask.
5027 (rs6000_builtin_mask_for_load): Add VSX support.
5028 (rs6000_conditional_register_usage): Ditto.
5029 (USE_ALTIVEC_FOR_ARG_P): Ditto.
5030 (function_arg_boundary): Ditto.
5031 (rs6000_expand_builtin): Ditto.
5032 (def_builtin): Make abort message a little friendlier.
5033 (rs6000_emit_int_cmove): Add support for 64-bit isel.
5035 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
5036 assembler support the popcntd instruction instead of a vsx
5037 instruction to enable power7 support.
5038 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
5039 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
5040 option to the assembler if -mcpu=native.
5041 (ASM_CPU_NATIVE_SPEC): Ditto.
5042 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
5044 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
5045 the lwsync instruction.
5046 (enum processor_type): Add PROCESSOR_POWER7.
5047 (rs6000_debug_reg): New -mdebug= options.
5048 (rs6000_debug_addr): Ditto.
5049 (rs6000_debug_cost): Ditto.
5050 (rs6000_isel): Delete.
5051 (enum rs6000_vector): New enum to say what vector unit we have.
5052 (VECTOR_UNIT_*): New macros to say which vector unit has
5053 arithmetic operations for a given type.
5054 (VECTOR_MEM_*): New macros to say which vector unit has memory
5055 operations for a given type.
5056 (TARGET_LDBRX): Whether the machine supports the ldbrx
5058 (TARGET_ISEL): Delete, -misel moved to be a mask.
5059 (TARGET_ISEL64): New macro for 64-bit isel support.
5060 (UNITS_PER_VSX_WORD): New macro.
5061 (POINTER_SIZE): Move to be an external variable, rather than
5062 calculating whether we are generating 32 ot 64-bit code.
5064 (STACK_BOUNDARY): Add VSX support.
5065 (LOCAL_ALIGNMENT): Ditto.
5066 (SLOW_UNALIGNED_ACCESS): Ditto.
5067 (VSX_REGNO_P): New macro for VSX support.
5068 (VFLOAT_REGNO_P): Ditto.
5069 (VINT_REGNO_P): Ditto.
5070 (VLOGICAL_REGNO_P): Ditto.
5071 (VSX_VECTOR_MODE): Ditto.
5072 (VSX_SCALAR_MODE): Ditto.
5074 (VSX_MOVE_MODE): Ditto.
5075 (VSX_REG_CLASS_P): Ditto.
5076 (HARD_REGNO_NREGS): Instead of calling a function, use an array
5078 (UNITS_PER_SIMD_WORD): Add VSX support.
5079 (MODES_TIEABLE_P): Ditto.
5080 (STARTING_FRAME_OFFSET): Ditto.
5081 (STACK_DYNAMIC_OFFSET): Ditto.
5082 (EPILOGUE_USES): Ditto.
5083 (REGNO_REG_CLASS): Move to array lookup.
5084 (CLASS_MAX_NREGS): Ditto.
5085 (rs6000_vector_reg_class): Add declaration.
5086 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
5087 overlap with the floating point and Altivec registers.
5089 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
5091 * config/rs6000/driver-rs6000.c (asm_names): New static array to
5092 give the appropriate asm switches if -mcpu=native.
5093 (host_detect_local_cpu): Add support for "asm".
5094 (host_detect_local_cpu): Follow GNU code guidelines for name.
5096 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
5097 -mbit-word to a variable instead of being a target mask.
5099 * config/rs6000/sync.md (lwsync): If the assembler supports it,
5100 emit the lwsync instruction instead of emitting the instruction as
5101 an integer constant.
5103 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
5104 fixuns_trundfsi2, move expander into rs6000.md.
5106 * config/rs6000/rs6000.md (cpu): Add power7.
5107 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
5108 (logical predicate patterns): Change the single instruction
5109 primitives that set CR0 to be fast_compare instead of compare.
5111 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
5112 (popcntddi2): Ditto.
5113 (popcount<mode>): Ditto.
5114 (floating multiply/add insns): Name the floating point
5116 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
5117 (isel_unsigned_<mode>): Ditto.
5118 (fixuns_trundfsi2): Move expander here from spe.md.
5119 (smindi3): Define if we have -misel on 64-bit systems.
5124 2009-06-23 Anatoly Sokolov <aesok@post.ru>
5126 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
5128 * config/avr/avr.c (avr_current_device): New variable.
5129 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
5130 (avr_arch, mcu_type_s): Move to avr.h.
5131 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
5132 default_data_section_start fields.
5133 (avr_arch): Moved from avr.c.
5134 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
5135 library_name fields.
5136 (avr_current_device, avr_mcu_types, avr_arch_types,
5137 avr_device_to_arch, avr_device_to_data_start,
5138 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
5139 (EXTRA_SPEC_FUNCTIONS): Define.
5140 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
5141 options mapping. Use device_to_arch and device_to_data_start insted.
5142 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
5143 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
5144 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
5145 * config/avr/driver-avr.c: New file.
5146 * config/avr/avr-devices.c: New file.
5148 2009-06-23 Jakub Jelinek <jakub@redhat.com>
5150 * var-tracking.c (unshare_variable): Force initialized to
5151 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
5152 (set_variable_part): Likewise.
5153 (struct variable_union_info): Remove pos_src field.
5154 (vui_vec, vui_allocated): New variables.
5155 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
5156 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
5157 == 1 use a simpler sorting algorithm. Compute pos field right
5158 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
5159 Avoid quadratic comparison if !flag_var_tracking_uninit.
5160 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
5161 unshare_variable unconditionally.
5162 (dataflow_set_different_2): Removed.
5163 (dataflow_set_different): Don't traverse second hash table.
5164 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
5165 unconditionally to var_reg_set or var_mem_set.
5166 (emit_notes_in_bb): Likewise.
5167 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
5169 (emit_note_insn_var_location): Don't set initialized to
5170 VAR_INIT_STATUS_INITIALIZED early.
5171 (vt_finalize): Free vui_vec if needed, clear vui_vec and
5173 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
5175 * tree-object-size.c (addr_object_size): Instead of checking
5176 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
5177 are no FIELD_DECLs following it.
5179 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
5181 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
5182 order to match bswaps with signed source operands.
5184 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5186 * sdbout.c (sdbout_one_type): Fix braces in switch.
5188 2009-06-23 Richard Guenther <rguenther@suse.de>
5190 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
5192 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
5193 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
5194 var_callused, callused_tree, var_storedanything, storedanything_tree,
5195 var_integer, integer_tree): Remove global variables.
5196 (new_var_info): Do not pass new id, append the new var to the
5197 global variable vector.
5198 (do_ds_constraint): Use is_global_var member of the variable-info.
5199 (new_scalar_tmp_constraint_exp): Adjust.
5200 (create_function_info_for): Likewise.
5201 (create_variable_info_for): Likewise.
5202 (find_what_var_points_to): Remove dead code.
5203 (init_base_vars): Simplify.
5204 (compute_points_to_sets): Adjust.
5206 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
5208 * combine.c (try_combine): Dump information about the insns we're
5211 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
5213 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
5214 check when calling force_to_mode on TRUNCATE's operand.
5216 2009-06-22 Ian Lance Taylor <iant@google.com>
5218 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
5220 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
5222 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
5224 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5226 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
5227 override library linkage flags such as -static-libgcc or
5230 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
5232 * config/m68k/m68k-devices.def: Add line for MCF5221x.
5234 2009-06-22 Ian Lance Taylor <iant@google.com>
5236 * config/linux.opt: Put mglibc ahead of muclibc.
5238 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
5239 for duplicate decls.
5241 2009-06-22 Matthias Klose <doko@ubuntu.com>
5243 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
5245 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
5248 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
5249 instead of NULL if a parser error occurs.
5251 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5253 * dwarf2out.c (dwarf2_debug_hooks): Initialize
5254 non-DWARF2_DEBUGGING_INFO version.
5256 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
5258 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
5259 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
5261 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
5262 (LIBGCC2_TF_CEXT): Define.
5265 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5268 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
5270 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5272 * config/arm/arm.c (arm_override_options): Disable
5273 -mcaller-super-interworking and -mcallee-super-interworking.
5274 * doc/invoke.texi (ARM Options): Document this.
5276 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
5278 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
5279 * config/arm/constraints.md (j): New constraint for movw operands.
5280 (N): Remove thumb2 meaning.
5281 * config/arm/arm.md (*arm_movw): Delete.
5282 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
5283 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
5284 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
5286 2009-06-22 Martin Jambor <mjambor@suse.cz>
5288 PR tree-optimization/40492
5289 * tree-sra.c (sra_modify_assign): Pass zero offsets to
5290 build_ref_for_offset.
5292 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
5294 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
5295 JUMP_TABLE_DATA_P predicates where applicable.
5296 * auto-inc-dec.c: Ditto.
5297 * builtins.c: Ditto.
5298 * caller-save.c: Ditto.
5300 * cfgcleanup.c: Ditto.
5301 * cfglayout.c: Ditto.
5304 * combine-stack-adj.c: Ditto.
5310 * dwarf2asm.c: Ditto.
5311 * dwarf2out.c: Ditto.
5312 * emit-rtl.c: Ditto.
5318 * function.c: Ditto.
5321 * genpreds.c: Ditto.
5322 * genrecog.c: Ditto.
5324 * ira-costs.c: Ditto.
5325 * ira-lives.c: Ditto.
5328 * lower-subreg.c: Ditto.
5329 * modulo-sched.c: Ditto.
5331 * postreload.c: Ditto.
5332 * print-rtl.c: Ditto.
5341 * sched-vis.c: Ditto.
5343 * sel-sched-ir.c: Ditto.
5344 * simplify-rtx.c: Ditto.
5345 * targhooks.c: Ditto.
5346 * var-tracking.c: Ditto.
5347 * vmsdbgout.c: Ditto.
5349 2009-06-22 Matthias Klose <doko@ubuntu.com>
5351 * Makefile.in (install-plugin): Always use DESTDIR.
5353 2009-06-22 Olivier Hainque <hainque@adacore.com>
5355 * config/pa/pa.c (output_call): Don't optimize post call jumps
5356 into return address adjustments if the call may throw.
5358 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
5360 * arm.c (thumb1_output_casesi): New function.
5361 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
5362 optimizing for size or PIC.
5363 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
5364 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
5365 (casesi): Handle Thumb-1 when optimizing for size or PIC.
5366 (thumb1_casesi_internal_pic): New expand rule.
5367 (thumb1_casesi_dispatch): New pattern.
5368 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
5370 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
5371 in the text seciton when PIC or optimizing for size.
5372 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
5373 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
5374 preservation properties of code.
5375 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
5376 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
5377 (__gnu_thumb1_case_si): New function.
5378 * t-arm (LIB1ASMSRC): Define here.
5379 (LIB1ASMFUNCS): Add some common functions.
5380 * t-arm-elf (LIB1ASMSRC): Delete.
5381 (LIB1ASMFUNCS): Append to existing set.
5382 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5383 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5384 * t-symbian (LIB1ASMFUNCS): Likewise.
5385 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5386 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5388 2009-06-21 Richard Guenther <rguenther@suse.de>
5390 PR tree-optimization/38729
5391 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
5392 to loops with a single exit if -fno-expensive-optimizations.
5394 2009-06-21 Jakub Jelinek <jakub@redhat.com>
5396 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
5397 (dataflow_set): Change vars type from htab_t to shared_hash.
5398 (shared_hash_pool, empty_shared_hash): New variables.
5399 (vars_clear): Removed.
5400 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
5401 shared_hash_find_slot_unshare, shared_hash_find_slot,
5402 shared_hash_find_slot_noinsert, shared_hash_find): New
5404 (shared_hash_unshare, shared_hash_destroy): New functions.
5405 (unshare_variable): Unshare set->vars if shared, use
5407 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
5408 (get_init_value, find_src_set_src, dump_dataflow_set,
5409 clobber_variable_part, emit_notes_for_differences): Use
5411 (dataflow_set_init): Remove second argument, set vars to
5412 empty_shared_hash instead of creating a new htab.
5413 (dataflow_set_clear): Call shared_hash_destroy and set vars
5414 to empty_shared_hash instead of calling vars_clear.
5415 (dataflow_set_copy): Don't call vars_copy, instead just share
5416 the src htab with dst.
5417 (variable_union): Use shared_hash_*, use initially NO_INSERT
5418 lookup if set->vars is shared. Don't keep slot cleared before
5419 calling unshare_variable. Unshare set->vars if needed.
5420 Even ->refcount == 1 vars must be unshared if set->vars is shared
5421 and var needs to be modified.
5422 (variable_canonicalize): New function.
5423 (dataflow_set_union): If dst->vars is empty, just share src->vars
5424 with dst->vars and traverse with variable_canonicalize to canonicalize
5425 and unshare what is needed.
5426 (dataflow_set_different): If old_set and new_set use the same shared
5427 htab, they aren't different. If number of htab elements is different,
5428 htabs are different. Use shared_hash_*.
5429 (dataflow_set_destroy): Call shared_hash_destroy instead of
5431 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
5432 second argument to dataflow_set_init.
5433 (vt_initialize): Likewise. Initialize shared_hash_pool and
5434 empty_shared_hash, move bb in/out initialization afterwards.
5435 Use variable_htab_free instead of NULL as changed_variables del hook.
5436 (variable_was_changed): Change type of second argument to pointer to
5437 dataflow_set. When inserting var into changed_variables, bump
5438 refcount. Unshare set->vars if set is shared htab and slot needs to
5440 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
5441 lookup if set->vars is shared. Unshare set->vars if needed.
5442 Even ->refcount == 1 vars must be unshared if set->vars is shared
5443 and var needs to be modified. Adjust variable_was_changed caller.
5444 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
5445 vars must be unshared if set->vars is shared and var needs to be
5446 modified. Adjust variable_was_changed caller.
5447 (emit_note_insn_var_location): Don't pool_free var.
5448 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
5450 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
5451 free_alloc_pool on shared_hash_pool.
5453 2009-06-20 Anthony Green <green@moxielogic.com>
5455 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
5456 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
5458 2009-06-20 Richard Guenther <rguenther@suse.de>
5460 * tree-ssa-structalias.c (find_func_aliases): For memset use
5461 a constraint from NULL if we memset to zero.
5462 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
5463 we explicitly handle that do not read from memory.
5464 (call_may_clobber_ref_p_1): Properly handle builtins that may
5467 2009-06-20 Richard Guenther <rguenther@suse.de>
5469 PR tree-optimization/40495
5470 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
5471 (new_scalar_tmp_constraint_exp): New function.
5472 (process_constraint): Do not create temporary decls.
5473 (process_all_all_constraints): Likewise.
5474 (handle_const_call): Likewise.
5475 (create_function_info_for): Do not set decl.
5477 2009-06-19 Ian Lance Taylor <iant@google.com>
5479 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
5480 (rs6000_attribute_table): Make static; move before use.
5482 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
5484 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
5485 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
5486 Propagate the TREE_READONLY flag without overwriting it.
5487 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
5488 Propagate the TREE_READONLY flag onto the result.
5489 (process_call_operands): Move around. Use correct constant value.
5491 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5494 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
5495 * config/arm/arm.md: Likewise.
5497 2009-06-19 Ian Lance Taylor <iant@google.com>
5499 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
5500 to GIMPLE_ERROR_MARK.
5502 * c-typeck.c (build_conditional_expr): Add op1_original_type and
5503 op2_original_type parameters. Warn about using different enum types.
5504 * c-parser.c (c_parser_conditional_expression): Pass original
5505 types to build_conditional_expr.
5506 * c-tree.h (build_conditional_expr): Update declaration.
5508 2009-06-19 Ian Lance Taylor <iant@google.com>
5510 * config/i386/i386.c (ix86_function_specific_save): Test that
5511 fields match values, rather than testing the values are in a
5514 2009-06-19 Richard Guenther <rguenther@suse.de>
5516 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
5518 (ptr_derefs_may_alias_p): Likewise.
5519 (ptr_deref_may_alias_ref_p_1): New function.
5520 (ptr_deref_may_alias_ref_p): Likewise.
5521 (ref_maybe_used_by_call_p_1): Handle builtins that are not
5522 covered by looking at the ESCAPED solution.
5523 (call_may_clobber_ref_p_1): Likewise.
5524 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
5525 Handle NULL_TREE offset. Do not produce redundant constraints.
5526 (process_all_all_constraints): New helper function.
5527 (do_structure_copy): Use it.
5528 (handle_lhs_call): Likewise.
5529 (find_func_aliases): Handle some builtins with pointer arguments
5530 and/or return values explicitly.
5532 2009-06-19 Ian Lance Taylor <iant@google.com>
5534 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
5536 2009-06-19 Ian Lance Taylor <iant@google.com>
5538 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
5540 2009-06-19 Ian Lance Taylor <iant@google.com>
5542 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
5543 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
5546 * c-decl.c (finish_decl): If -Wc++-compat, warn about
5547 uninitialized const.
5549 2009-06-19 Ian Lance Taylor <iant@google.com>
5551 * dse.c (struct store_info): Rename bitmap field to bmap. Change
5554 * c-decl.c (in_struct, struct_types): Remove.
5555 (struct c_binding): Add in_struct field.
5556 (c_binding_ptr): Define type, along with VEC.
5557 (struct c_struct_parse_info): Define.
5558 (struct_parse_info): New static variable.
5559 (bind): Initialize in_struct field.
5560 (start_struct): Remove enclosing_in_struct and
5561 enclosing_struct_types parameters. Add
5562 enclosing_struct_parse_info parameter. Change all callers. Set
5563 struct_parse_info rather than in_struct and struct_types.
5564 (grokfield): If -Wc++-compat and there is a symbol binding for the
5565 field name, set the in_struct flag and push it on the
5566 struct_parse_info->fields vector.
5567 (warn_cxx_compat_finish_struct): New static function.
5568 (finish_struct): Remove enclosing_in_struct and
5569 enclosing_struct_types parameters. Add
5570 enclosing_struct_parse_info parameter. Change all callers. Don't
5571 set C_TYPE_DEFINED_IN_STRUCT here. Call
5572 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
5573 parameter. Only push on struct_types if warn_cxx_compat.
5574 (finish_enum): Only push on struct_types if warn_cxx_compat.
5575 (declspecs_add_type): Add loc parameter. Change all callers.
5576 Change all error calls to error_at. Pass loc, not input_location,
5577 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
5578 defined in a struct. If -Wc++-compat and parsing a struct, record
5579 that a typedef name was used.
5580 * c-parser.c (c_parser_declspecs): Get location to pass to
5582 (c_parser_struct_or_union_specifier): Update calls to start_struct
5584 * c-tree.h (struct c_struct_parse_info): Declare.
5585 (finish_struct, start_struct): Update declarations.
5586 (declspecs_add_type): Update declaration.
5588 2009-06-19 Ian Lance Taylor <iant@google.com>
5590 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
5591 variable with an anonymous type.
5593 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
5595 * see.c: Remove for real.
5597 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
5599 * optabs.h (enum optab_index): Add new OTI_significand.
5600 (significand_optab): Define corresponding macro.
5601 * optabs.c (init_optabs): Initialize significand_optab.
5602 * genopinit.c (optabs): Implement significand_optab using
5603 significand?f2 patterns.
5604 * builtins.c (expand_builtin_mathfn): Handle
5605 BUILT_IN_SIGNIFICAND{,F,L}.
5606 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
5607 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
5609 * config/i386/i386.md (significandxf2, significand<mode>2): New
5610 expanders to implement significandf, significand and significandl
5611 built-ins as inline x87 intrinsics.
5613 2009-06-18 Anatoly Sokolov <aesok@post.ru>
5615 * config/avr/avr.c (avr_override_options): Remove setting value of
5616 PARAM_INLINE_CALL_COST.
5618 2009-06-18 Richard Henderson <rth@redhat.com>
5621 * tree-pass.h (TDF_ASMNAME): New.
5622 * tree-dump.c (dump_options): Add asmname.
5623 * doc/invoke.texi: Document it.
5625 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
5626 (dump_decl_name): ...here.
5627 (dump_function_name): New flags arg; mind TDF_ASMNAME.
5628 (dump_generic_node): Update dump_function_name calls.
5629 (print_call_name): New flags arg; update all dump calls.
5630 * diagnostic.h (print_call_name): Update.
5631 * gimple-pretty-print.c (dump_gimple_call): Update.
5633 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
5636 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
5638 2009-06-18 Diego Novillo <dnovillo@google.com>
5640 * doc/plugins.texi: Document plugin_is_GPL_compatible.
5641 * plugin.c (str_license): Declare.
5642 (try_init_one_plugin): Assert that the symbol
5643 'plugin_is_GPL_compatible' exists.
5645 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
5648 * Makefile.in (OBJS-common): Remove see.o.
5650 * common.opt (fsee): Mark as preserved for backward compatibility.
5651 * opts.c (common_handle_option): Add OPT_fsee to the backward
5652 compatibility section.
5653 * passes.c (init_optimization_passes, pass_see): Remove pass.
5654 * timevar.def (TV_SEE): Remove.
5655 * tree-pass.h (pass_see): Remove declaration.
5656 * doc/invoke.texi (-fsee): Remove documentation.
5658 2009-06-18 Martin Jambor <mjambor@suse.cz>
5660 * tree-sra.c: Include statistics.h
5661 (sra_stats): New variable.
5662 (sra_initialize): Clear sra_stats.
5663 (create_access_replacement): Increment sra_stats.replacements.
5664 (get_access_replacement): Do not return twice.
5665 (analyze_all_variable_accesses): Increment statistics counter by the
5666 number of scalarized aggregates.
5667 (generate_subtree_copies): Increment sra_stats.subtree_copies.
5668 (sra_modify_expr): Increment sra_stats.exprs.
5669 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
5670 (sra_modify_assign): Increment sra_stats.exprs,
5671 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
5672 (perform_intra_sra): Update statistics counters.
5673 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
5675 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
5677 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
5678 (arm_scalar_mode_supported_p): New function.
5680 2009-06-18 Paul Brook <paul@codesourcery.com>
5681 Sandra Loosemore <sandra@codesourcery.com>
5683 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
5684 (__extendhfsf2, __truncsfhf2): Define.
5685 * config/arm/fp16.c: New file.
5686 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
5687 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
5689 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
5691 * doc/extend.texi (Half-Precision): New section.
5692 * doc/invoke.texi (Option Summary): List -mfp16-format.
5693 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
5694 * config/arm/arm.opt (mfp16-format=): New.
5695 * config/arm/arm.c: Include intl.h.
5696 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
5697 (TARGET_INVALID_RETURN_TYPE): Redefine.
5698 (TARGET_PROMOTED_TYPE): Redefine.
5699 (TARGET_CONVERT_TO_TYPE): Redefine.
5700 (arm_fp16_format): Define.
5701 (all_fpus): Add entry for neon-fp16.
5702 (fp_model_for_fpu): Likewise.
5703 (struct fp16_format): Declare.
5704 (all_fp16_formats): Define.
5705 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
5707 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
5709 (arm_legitimate_index_p): Treat HFmode like HImode.
5710 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
5711 (coproc_secondary_reload_class): Special-case HFmode.
5712 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
5713 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
5714 (arm_init_fp16_builtins): New.
5715 (arm_init_builtins): Call it.
5716 (arm_invalid_parameter_type): New.
5717 (arm_invalid_return_type): New.
5718 (arm_promoted_type): New.
5719 (arm_convert_to_type).
5720 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
5722 (arm_emit_fp16_const): New function.
5723 (arm_mangle_type): Mangle __fp16 as "Dh".
5724 * config/arm/arm.h (TARGET_VFPD32): Make it know about
5726 (TARGET_NEON_FP16): New.
5727 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
5728 (enum fputype): Add FPUTYPE_NEON_FP16.
5729 (enum arm_fp16_format_type): Declare.
5730 (arm_fp16_format): Declare.
5731 (LARGEST_EXPONENT_IS_NORMAL): Define.
5732 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
5733 * config/arm/arm-modes.def (HFmode): Define.
5734 * config/arm/vfp.md: (*movhf_vfp): New.
5737 * config/arm/arm.md: (fpu): Add neon_fp16.
5738 (floatsihf2, floatdihf2): New.
5739 (fix_trunchfsi2, fix_trunchfdi2): New.
5743 (*arm32_movhf): New.
5744 (*thumb1_movhf): New.
5745 (consttable_2): Add check for HFmode constants.
5746 (consttable_4): Handle HFmode constants.
5748 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
5750 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
5752 2009-06-17 Olivier Hainque <hainque@adacore.com>
5754 * collect2.c (main): Use CONST_CAST2 to perform char ** to
5755 const char ** conversion in AIX specific section.
5757 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
5759 * config/i386/i386.c (ix86_special_builtin_type): Remove
5760 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
5761 (bdesc_special_args): Updated.
5762 (ix86_init_mmx_sse_builtins): Likewise.
5763 (ix86_expand_special_args_builtin): Likewise.
5765 2009-06-17 Richard Henderson <rth@redhat.com>
5767 * tree-pretty-print.c (maybe_dump_asm_name): New.
5768 (dump_decl_name): Use it.
5769 (PRINT_FUNCTION_NAME): Merge into...
5770 (dump_function_name): ... here. Use maybe_dump_asm_name.
5772 2009-06-17 Cary Coutant <ccoutant@google.com>
5774 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
5776 * debug.c (struct gcc_debug_hooks): Change placeholder for
5778 (debug_nothing_int_charstar_int): Replaced by...
5779 (debug_nothing_int_charstar_int_bool): ...this.
5780 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
5781 source_line prototype.
5782 (debug_nothing_int_charstar_int): Replaced by...
5783 (debug_nothing_int_charstar_int_bool): ...this.
5784 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
5785 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
5786 Output is_stmt operand when necessary.
5787 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
5788 (notice_source_line): Add is_stmt parameter.
5789 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
5790 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
5792 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
5793 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
5795 2009-06-17 Ian Lance Taylor <iant@google.com>
5797 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
5799 (struct store_by_pieces_d): Rename from store_by_pieces. Change
5802 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
5804 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
5805 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
5806 tree_strip_sign_nop_conversions and
5807 tree_ssa_strip_useless_type_conversions rather than stripping
5808 the operations here.
5809 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
5811 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
5812 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
5813 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
5814 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
5817 2009-06-17 Michael Eager <eager@eagercon.com>
5819 * config/rs6000/constraints.md (register_constraint "d"): New.
5820 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
5821 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
5822 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
5823 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
5824 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
5825 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
5826 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
5827 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
5828 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
5829 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
5831 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
5832 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
5833 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
5834 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
5835 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
5836 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
5837 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
5838 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
5839 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
5840 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
5841 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
5842 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
5843 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
5844 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
5846 2009-06-16 Ian Lance Taylor <iant@google.com>
5848 * profile.c (total_num_never_executed): Don't define.
5849 (compute_branch_probabilities): Don't count or print
5851 (init_branch_prob): Don't set total_num_never_executed.
5852 (end_branch_prob): Don't print total_num_never_executed.
5854 2009-06-17 David Daney <ddaney@caviumnetworks.com>
5856 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
5858 2009-06-17 David Edelsohn <edelsohn@gnu.org>
5860 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
5861 (nabstd2_fpr): Same.
5863 2009-06-17 Steve Ellcey <sje@cup.hp.com>
5865 * expr.c (expand_assignment): Change complex type check.
5867 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
5869 * doc/plugins.texi (Building GCC plugins): Added new section.
5871 2009-06-17 Ian Lance Taylor <iant@google.com>
5873 * c-pch.c (get_ident): Don't set size of templ array.
5874 (pch_init): Don't set size of partial_pch array.
5876 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
5877 string constant to intialize an array whose size is the length of
5880 2009-06-17 Richard Guenther <rguenther@suse.de>
5882 PR tree-optimization/40389
5883 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
5884 to addressable types.
5885 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
5887 2009-06-17 Richard Guenther <rguenther@suse.de>
5890 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
5891 if there is no evolution of left in the loop bail out.
5892 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
5893 chrec_fold_multiply.
5895 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
5896 Janis Johnson <janis187@us.ibm.com>
5899 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
5900 for the symbol ref of a constant that is the source of a move
5901 - nor for any other not-obvious-label-ref constants.
5903 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
5905 * plugin.c (position_pass): Skip newly inserted pass during list
5906 traversal to avoid repeated insertion.
5908 2009-06-16 Ian Lance Taylor <iant@google.com>
5910 * vec.h (VEC_stack_alloc): Define different version if
5911 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
5912 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
5913 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
5914 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
5916 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
5918 * config.gcc (extra_headers): Add ia32intrin.h for x86.
5920 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
5921 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
5922 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
5923 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
5924 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
5925 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
5926 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
5927 (bdesc_special_args): Add __builtin_ia32_rdtsc and
5928 __builtin_ia32_rdtscp.
5929 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
5930 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
5931 and __builtin_ia32_rorhi.
5932 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
5933 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
5934 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
5935 (ix86_expand_args_builtin): Likewise.
5936 (ix86_expand_special_args_builtin): Likewise.
5938 * config/i386/i386.md (UNSPECV_RDTSCP): New.
5939 (UNSPECV_RDTSC): Likewise.
5940 (UNSPECV_RDPMC): Likewise.
5941 (*bsr): Renamed to ...
5943 (*bsr_rex64): Renamed to ...
5947 (*rdpmc_rex64): Likewise.
5950 (*rdtsc_rex64): Likewise.
5952 (*rdtscp): Likewise.
5953 (*rdtscp_rex64): Likewise.
5955 * config/i386/ia32intrin.h: New.
5957 * config/i386/x86intrin.h: Include <ia32intrin.h>.
5959 2009-06-16 Ian Lance Taylor <iant@google.com>
5961 * ira-build.c (copy_info_to_removed_store_destinations):
5962 Initialize parent_a.
5964 2009-06-16 Ian Lance Taylor <iant@google.com>
5966 * c-decl.c (grokdeclarator): Change size_varies to bool.
5968 2009-06-16 Ian Lance Taylor <iant@google.com>
5970 * sel-sched.c: Make forward declarations of move_op_hooks and
5971 fur_hooks explicitly extern.
5973 2009-06-16 Ian Lance Taylor <iant@google.com>
5975 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
5976 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
5978 2009-06-16 Ian Lance Taylor <iant@google.com>
5980 * resource.c (mark_referenced_resources): Change
5981 include_delayed_effects parameter to bool. Change all callers.
5982 (mark_end_of_function_resources): Likewise.
5983 * reorg.c (insn_references_resource_p): Likewise.
5984 (insn_sets_resource_p): Likewise.
5985 * resource.h (mark_referenced_resources): Update declaration.
5986 (mark_end_of_function_resources): Update declaration.
5988 2009-06-16 David Edelsohn <edelsohn@gnu.org>
5990 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
5992 2009-06-16 David Edelsohn <edelsohn@gnu.org>
5994 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
5995 GCC can bootstrap on AIX with GNU Binutils 2.20.
5997 2009-06-16 Ian Lance Taylor <iant@google.com>
5999 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
6001 2009-06-16 Ian Lance Taylor <iant@google.com>
6003 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
6004 inline, not extern inline.
6005 (exact_log2): Likewise.
6006 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
6008 (exact_log2): Likewise, but don't test CTZ_HWI.
6010 2009-06-16 Ian Lance Taylor <iant@google.com>
6012 * bitmap.c (bitmap_clear): Don't declare as inline.
6013 * gimple.c (gimplify_assign): Likewise.
6014 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
6015 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
6016 (sched_scan_info): Remove duplicate definition.
6018 2009-06-16 Ian Lance Taylor <iant@google.com>
6020 * c-common.c (skip_evaluation): Don't define.
6021 (c_inhibit_evaluation_warnings): Define global variable.
6022 (overflow_warning): Check c_inhibit_evaluation_warnings rather
6023 than skip_evaluation.
6024 (convert_and_check, warn_for_div_by_zero): Likewise.
6025 * c-common.h (skip_evaluation): Don't declare.
6026 (c_inhibit_evaluation_warnings): Declare.
6027 * c-parser.c (c_parser_typeof_specifier): Set
6028 c_inhibit_evaluation_warnings rather than skip_evaluation.
6029 (c_parser_conditional_expression): Likewise.
6030 (c_parser_binary_expression): Likewise.
6031 (c_parser_sizeof_expression): Likewise.
6032 (c_parser_alignof_expression): Likewise.
6033 * c-typeck.c (build_indirect_ref): Check
6034 c_inhibit_evaluation_warnings rather than skip_evaluation.
6035 (build_conditional_expr, build_binary_op): Likewise.
6037 2009-06-16 Richard Guenther <rguenther@suse.de>
6039 * tree-ssa-alias.c (is_escape_site): Remove.
6040 * tree-ssa-alias.h (enum escape_type): Remove.
6041 (is_escape_site): Likewise.
6042 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
6043 via casts and asms without deferring to is_escape_site.
6045 2009-06-16 Jakub Jelinek <jakub@redhat.com>
6048 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
6049 use gen_lowpart if op0 has complex mode.
6051 2009-06-16 Richard Guenther <rguenther@suse.de>
6053 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
6054 variables add them to ESCAPED.
6055 (find_func_aliases): Do not make all indirectly stored values escaped.
6057 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
6059 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
6062 2009-06-16 Martin Jambor <mjambor@suse.cz>
6064 PR tree-optimization/40432
6065 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
6066 check whether we need to force gimple register operand.
6068 2009-06-16 Martin Jambor <mjambor@suse.cz>
6070 PR tree-optimization/40413
6071 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
6072 build_ref_for_offset.
6073 (propagate_subacesses_accross_link): Fix a typo in a comment.
6075 2009-06-16 Ira Rosen <irar@il.ibm.com>
6077 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
6078 with additional parameter.
6079 * tree-vectorizer.h (enum vect_def_type): Add new value
6081 (enum vect_relevant): Add comments.
6082 (vect_is_simple_reduction): Add new argument.
6083 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
6084 Detect nested cycles.
6085 (vect_is_simple_reduction): Update documentation, add an argument to
6086 distinguish inner-loop reduction from nested cycle, detect nested
6087 cycles, fix printings and indentation, don't swap operands in case
6089 (get_initial_def_for_reduction): Handle subtraction.
6090 (vect_create_epilog_for_reduction): Add new argument to specify
6092 (vect_finalize_reduction): Handle subtraction, fix comments.
6093 (vectorizable_reduction): Handle nested cycles. In case of nested
6094 cycle keep track of the reduction variable position. Call
6095 vect_is_simple_reduction with additional parameter. Use original
6096 statement code in reduction epilogue for nested cycle. Call
6097 vect_create_epilog_for_reduction with additional parameter.
6098 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
6099 inner-loop vectorization.
6100 (vect_recog_widen_sum_pattern): Likewise.
6101 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
6103 (vect_mark_stmts_to_be_vectorized): Likewise.
6104 (vect_get_vec_def_for_operand): Handle nested cycles.
6106 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6108 * doc/invoke.texi (Debugging Options): Fix option index entries
6109 for -fdump-statistics, -frandom-seed add entries for
6110 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
6111 (FRV Options): Fix entries for -mTLS, -mtls.
6112 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
6113 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
6114 (M68hc1x Options): Fix @itemx for -mnominmax.
6115 (MCore Options): Fix entry for -mno-lsim.
6116 (MMIX Options): Fix entry for -mabi=mmixware.
6117 (PDP-11 Options): Fix entry for -mbcopy-builtin.
6119 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
6121 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
6122 Mention the plugin mode of gengtype.
6123 * doc/gty.texi (Source Files Containing Type Information): Likewise.
6124 * gengtype.c: Updated copyright.
6125 (plugin_files, nb_plugin_files) Added new static variables.
6126 (measure_input_list) Care about plugin_files.
6127 (write_rtx_next): Added early return in plugin mode.
6128 (create_file): Updated copyright year in generated file. Added
6130 (oprintf): Added early return if NULL outf.
6131 (get_output_file_with_visibility): Care of plugin_files.
6132 (get_output_file_name): May return null.
6133 (write_local): Added early return.
6134 (put_mangled_filename): Ditto.
6135 (finish_root_table): Added check for base_files.
6136 (write_roots): Care about null when plugins.
6137 (main): Added plugin mode.
6139 2009-06-15 Ian Lance Taylor <iant@google.com>
6141 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
6142 * gcov.c (read_count_file): Add braces around variables declared
6145 * c.opt (Wjump-misses-init): New warning.
6146 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
6147 -Wall and -Wc++-compat if not already set.
6148 (c_common_post_options): Clear warn_jump_misses_init if it was not
6150 * c-decl.c (struct c_binding): Change type field to a union with
6151 new label field. Make it the first field in the struct. Update
6152 references to type to use u.type instead.
6153 (struct c_spot_bindings): Define.
6154 (struct c_goto_bindings): Define.
6155 (c_goto_bindings_p): Define, along with VECs.
6156 (struct c_label_vars): Define.
6157 (struct c_scope): Add has_label_bindings field.
6158 (bind_label, set_spot_bindings): New static functions.
6159 (decl_jump_unsafe, update_spot_bindings): New static functions.
6160 (update_label_decls): New static function.
6161 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
6162 Update binding u.label field to shadowed field.
6163 (c_binding_start_stmt_expr): New function.
6164 (c_binding_end_stmt_expr): New function.
6165 (pushdecl): Don't call c_begin_vm_scope.
6166 (make_label): Add defining and p_label_vars parameters. Change
6168 (lookup_label): Correct test for whether a label has not yet been
6169 defined. Call bind_label rather than bind.
6170 (warn_about_goto): New static function.
6171 (lookup_label_for_goto): New function.
6172 (declare_label): Call bind_label rather than bind.
6173 (check_earlier_gotos): New static function.
6174 (define_label): Don't give errors about jumping into statement
6175 expressions or scopes of variably modified types. Call
6176 set_spot_bindings and check_earlier_gotos. Call bind_label
6177 instead of bind. Don't set label_context_stack_se or
6178 label_context_stack_vm.
6179 (c_get_switch_bindings): New function.
6180 (c_release_switch_bindings): New function.
6181 (c_check_switch_jump_warnings): New function.
6182 (start_function): Don't set label_context_stack_se or
6183 label_context_stack_vm.
6184 (finish_function): Likewise.
6185 * c-typeck.c (label_context_stack_se): Don't define.
6186 (label_context_stack_vm): Don't define.
6187 (c_finish_goto_label): Call lookup_label_for_goto rather than
6188 lookup_label. Don't give errors about jumping into a statement
6189 expression or the scope of a variably modified type. Don't set
6190 label_context_stack_se or label_context_stack_vm.
6191 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
6192 fields. Add bindings field.
6193 (c_start_case): Don't set deleted fields. Set bindings field.
6194 (do_case): Rework order of tests. Don't check blocked_stmt_expr
6195 or blocked_vm. Call c_check_switch_jump_warnings.
6196 (c_finish_case): Don't test blocked_stmt_expr field. Call
6197 c_release_switch_bindings.
6198 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
6199 c_switch_stack. Don't walk label_context_stack_se labels. Don't
6200 set label_context_stack_se. Call c_bindings_start_stmt_expr.
6201 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
6202 c_switch_stack. Don't walk label_context_stack_se labels. Don't
6203 set label_context_stack_se. Call c_bindings_end_stmt_expr.
6204 (c_begin_vm_scope, c_end_vm_scope): Don't define.
6205 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
6206 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
6207 (C_DECL_UNJUMPABLE_VM): Don't define.
6208 (C_DECL_UNDEFINABLE_VM): Don't define.
6209 (struct c_label_list): Don't define.
6210 (struct c_label_context_se): Don't define.
6211 (struct c_label_context_vm): Don't define.
6212 (struct c_spot_bindings): Declare.
6213 (c_bindings_start_stmt_expr): Declare.
6214 (c_bindings_end_stmt_expr): Declare.
6215 (lookup_label_for_goto): Declare.
6216 (c_get_switch_bindings, c_release_switch_bindings): Declare.
6217 (c_check_switch_jump_warnings): Declare.
6218 (label_context_stack_se, label_context_stack_vm): Don't declare.
6219 (c_finish_goto_label): Update declaration.
6220 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
6221 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
6222 (Warning Options): Document -Wjump-misses-init.
6224 2009-06-15 Jakub Jelinek <jakub@redhat.com>
6226 * tree-object-size.c (addr_object_size): Fix a pasto in the last
6229 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
6231 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
6233 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
6235 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
6237 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
6239 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
6241 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
6243 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
6244 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
6245 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
6246 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
6247 * dwarf2asm.c (dw2_force_const_mem): Update call to
6249 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
6250 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
6251 * langhooks.c (lhd_comdat_group): Remove.
6252 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
6253 * tree.h (DECL_COMDAT_GROUP): New.
6254 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
6255 (tree_decl_with_vis): Add comdat_group. Remove one_only.
6256 (make_decl_one_only): Change signature.
6257 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
6259 (make_decl_one_only): Change signature.
6260 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
6262 2009-06-15 Richard Guenther <rguenther@suse.de>
6265 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
6267 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6269 * tree-ssa-math-opts.c: Remove extra divide.
6271 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6273 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
6275 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6277 * passes.c: Add bswap pass.
6278 * tree-pass.h: Add pass_optimize_bswap declaration.
6279 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
6280 Include rtl.h, expr.h and optabs.h for optab_handler check.
6281 (struct symbolic_number, pass_optimize_bswap): New definition.
6282 (do_shift_rotate, verify_symbolic_number_p): New functions.
6283 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
6284 (gate_optimize_bswap): New function.
6285 * tree.c (widest_int_cst_value): New function.
6286 * tree.h (widest_int_cst_value): Prototype added.
6288 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
6290 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
6291 REG_EQUAL/REG_EQUIV notes.
6293 2009-06-14 Richard Guenther <rguenther@suse.de>
6296 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
6297 has its address taken if NRV was applied and it is addressable.
6298 * tree-ssa-structalias.c (get_constraint_for_address_of): New
6299 function split out from ...
6300 (get_constraint_for_1): ... here.
6301 (handle_rhs_call): Use it to mark the return slot escaped if
6302 it is addressable and NRV was applied.
6304 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
6306 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
6307 Change first argument type to location_t.
6308 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
6309 Do not set input_location.
6310 Use loc instead of input_location throughout.
6312 2009-06-13 Richard Guenther <rguenther@suse.de>
6314 PR tree-optimization/40421
6315 * tree-predcom.c (should_unroll_loop_p): Remove.
6316 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
6318 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
6320 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6321 Add location argument.
6323 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
6325 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
6327 * config/s390/s390.c (s390_build_builtin_va_list): Same.
6328 (s390_gimplify_va_arg): Pass location to create_artificial_label.
6329 * config/spu/spu-protos.h: Add location to
6330 spu_resolve_overloaded_builtin.
6331 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
6332 spu_build_builtin_va_list.
6333 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
6334 argument. Pass location to build_function_call_vec.
6335 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
6337 (emit_fpu_switch): Same.
6338 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
6339 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
6340 to build_decl and create_artificial_label.
6341 (xtensa_gimplify_va_arg_expr): Same.
6342 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
6343 (xstormy16_gimplify_va_arg_expr): Same.
6344 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
6345 * config/arm/arm.c (arm_build_builtin_va_list): Same.
6346 * config/mips/mips.c (mips_build_builtin_va_list): Same.
6347 (mips16_build_function_stub): Same.
6348 (mips16_build_call_stub): Same.
6350 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
6353 * arm/constraints.md (Pa, Pb): New constraints.
6354 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
6355 split pattern to deal with them.
6357 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
6359 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
6360 fix index entry for -Xpreprocessor.
6362 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
6364 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6365 Add location argument to build_decl call.
6366 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
6367 (rs6000_init_builtins): Same.
6368 (spe_init_builtins): Same.
6369 (rs6000_gimplify_va_arg): Add location argument to
6370 create_artificial_label call.
6372 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
6374 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
6375 * combine-stack-adj.c (pass_stack_adjustments): Use it.
6376 * Makefile.in: Fix GGC dependency for gcse.o.
6378 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
6380 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
6381 * gimple-pretty-print.c (dump_gimple_stmt): Same.
6382 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
6384 * c-parser.c (c_parser_binary_expression): Use current column while
6385 building binary operations.
6386 * common.opt (fshow-column): Enable by default.
6387 * tree-vrp.c (check_array_ref): Use warning_at.
6388 (check_array_bounds): Use location from call back if expr has no
6390 * tree.h: Add location argument to maybe_fold_*.
6391 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
6392 (maybe_fold_offset_to_array_ref): Add location argument and use it.
6393 (maybe_fold_offset_to_component_ref): Same.
6394 (maybe_fold_offset_to_reference): Same.
6395 (maybe_fold_offset_to_address): Same.
6396 (maybe_fold_stmt_indirect): Same.
6397 (maybe_fold_stmt_addition): Same.
6398 (fold_stmt_r): Pass location to maybe_fold_*.
6399 (fold_gimple_assign): Same.
6400 * c-tree.h: Add location argument to finish_decl,
6401 default_function_array_conversion, store_init_value.
6402 * c-decl.c (define_label): Use error_at.
6403 (c_make_fname_decl): Pass location to finish_decl.
6404 (finish_decl): New location argument.
6405 (build_compound_literal): Pass location to store_init_value.
6406 (grokdeclarator): Pass location to finish_decl.
6408 * c-typeck.c (array_to_pointer_conversion): New location argument.
6409 (function_to_pointer_conversion): Same.
6410 (default_function_array_conversion): Same.
6411 (parser_build_unary_op): Pass location to overflow_warning.
6412 (parser_build_binary_op): Same. Use warning_at.
6413 (build_unary_op): Pass location to array_to_pointer_conversion.
6414 (build_c_cast): Pass location to digest_init.
6415 (build_modify_expr): New location argument.
6416 (convert_for_assignment): Same.
6417 (store_init_value): Same.
6418 (digest_init): Same.
6419 (output_init_element): Pass location to digest_init and
6420 array_to_pointer_conversion.
6421 (c_finish_return): Pass location to convert_for_assignment.
6422 * gimplify.c (gimplify_conversion): Pass location to
6423 maybe_fold_offset_to_address.
6424 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
6425 to maybe_fold_stmt_addition.
6426 * c-omp.c (c_finish_omp_atomic): Pass new location to
6428 (c_finish_omp_for): Same.
6429 * c-common.c (overflow_warning): New argument.
6430 * c-common.h: New argument to build_modify_expr, overflow_warning.
6431 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
6433 (c_parser_initializer): Pass location to
6434 default_function_array_conversion.
6435 (c_parser_initelt): Same.
6436 (c_parser_initval): Same.
6437 (c_parser_asm_operands): Same.
6438 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
6439 (c_parser_conditional_expression): Same.
6440 (c_parser_binary_expression): Add location info to stack. Use it.
6441 (c_parser_unary_expression): Pass location to
6442 default_function_array_conversion, parser_build_unary_op,
6443 build_indirect_ref, c_parser_postfix_expression_after_primary.
6444 (c_parser_postfix_expression_after_primary): New location argument.
6446 (c_parser_expression_conv): Pass location to
6447 default_function_array_conversion.
6448 (c_parser_expr_list): Same.
6449 (c_parser_omp_atomic): Same.
6450 (c_parser_omp_for_loop): Same.
6451 * c-tree.h: (struct c_declarator): Add comment to id_loc.
6452 (build_array_declarator): New argument.
6453 * c-decl.c (build_array_declarator): Add location argument.
6454 (grokdeclarator): Set id_loc for cdk_array.
6455 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
6456 build_array_declarator.
6457 * tree.c (build_omp_clause): Add location argument.
6458 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
6459 (OMP_CLAUSE_LOCATION): New macro.
6460 (struct tree_omp_clause): Add location field.
6461 (build_omp_clause): Add argument.
6462 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
6463 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
6465 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
6466 (cp_parser_omp_clause_collapse): Same.
6467 (cp_parser_omp_clause_default): Same.
6468 (cp_parser_omp_clause_if): Same.
6469 (cp_parser_omp_clause_nowait): Same.
6470 (cp_parser_omp_clause_num_threads): Same.
6471 (cp_parser_omp_clause_ordered): Same.
6472 (cp_parser_omp_clause_schedule): Same.
6473 (cp_parser_omp_clause_untied): Same.
6474 (cp_parser_omp_for_loop): Same.
6475 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
6476 * c-tree.h (c_start_case): Add location argument.
6477 (c_process_expr_stmt): Same.
6478 (c_finish_goto_*): Same.
6479 * tree-parloops.c (initialize_reductions): Pass location to
6481 (create_parallel_loop): Same.
6482 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
6483 (gfc_trans_omp_reduction_list): Same.
6484 (gfc_trans_omp_clauses): Same.
6485 (gfc_trans_omp_do): Same.
6486 * c-typeck.c (c_finish_goto_label): Same.
6487 (c_finish_goto_ptr): New location argument.
6488 (c_start_case): Same.
6489 (emit_side_effect_warnings): Same.
6490 (c_process_expr_stmt): Same.
6491 (c_finish_stmt_expr): Same.
6492 (c_finish_omp_clauses): Use error_at instead of error.
6493 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
6495 * c-omp.c (c_split_parallel_clauses): New location argument.
6496 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
6497 to build_omp_clause.
6498 (convert_local_reference_stmt): Same.
6499 (convert_gimple_call): Same.
6500 * c-common.h (c_split_parallel_clauses): New argument.
6501 * c-parser.c (c_parser_statement_after_labels): Pass location to
6502 c_finish_goto_label.
6503 (c_parser_switch_statement): Pass location to c_start_case.
6504 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
6505 and c_process_expr_stmt.
6506 (c_parser_omp_variable_list): Add location argument.
6507 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
6508 (c_parser_omp_clause_default): Same.
6509 (c_parser_omp_clause_if): Same.
6510 (c_parser_omp_clause_num_threads): Same.
6511 (-c_parser_omp_clause_ordered): Same.
6512 (c_parser_omp_clause_reduction): Pass location to
6513 c_parser_omp_variable_list.
6514 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
6515 (c_parser_omp_clause_untied): Same.
6516 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
6517 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
6519 * c-tree.h (check_for_loop_decls, undeclared_variable,
6520 build_component_ref, build_array_ref, build_external_ref,
6521 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
6522 build_conditional_expr, build_compound_expr, c_cast_expr,
6523 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
6524 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
6526 * c-semantics.c (build_stmt): Same.
6527 (build_case_label): Same.
6528 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
6529 (undeclared_variable): New argument.
6531 (lookup_label): Pass location on down.
6532 (define_label): Same.
6533 (finish_decl): Same.
6534 (build_compound_literal): Same.
6535 (finish_struct): Same.
6536 (finish_function): Do not set location here.
6537 (check_for_loop_decls): New argument.
6538 * tree.c (save_expr): Set location.
6539 (build_empty_stmt): New argument.
6540 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
6541 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
6542 * builtins.c (gimplify_va_arg_expr): Use locations.
6543 (expand_builtin_sync_operation): Same.
6544 * c-typeck.c (build_component_ref): New argument.
6545 (build_array_ref): Same.
6546 (build_external_ref): Same.
6547 (c_expr_sizeof_expr): Same.
6548 (c_expr_sizeof_type): Same.
6549 (parser_build_unary_op): Same.
6550 (build_conditional_expr): Same.
6551 (build_compound_expr): Pass location on down.
6552 (build_compound_expr): New argument.
6553 (build_c_cast): Same.
6554 (c_cast_expr): Same.
6555 (build_asm_expr): Same.
6556 (c_finish_return): Same.
6557 (c_process_expr_stmt): Pass location on down.
6558 (c_finish_stmt_expr): New argument.
6559 (push_clenaup): Same.
6560 (c_finish_omp_parallel): Same.
6561 (c_finish_omp_task): Same.
6562 * gimplify.c (gimplify_call_expr): Pass location on down.
6563 * c-omp.c (c_finish_omp_master): New argument.
6564 (c_finish_omp_critical): Same.
6565 (c_finish_omp_ordered): Same.
6566 (c_finish_omp_barrier): Same.
6567 (-c_finish_omp_taskwait): Same.
6568 (c_finish_omp_atomic): Same.
6569 (c_finish_omp_flush): Same.
6570 * tree-inline.c (copy_tree_body_r): Pass location on down.
6571 (inline_forbidden_p): Remove use of input_location.
6572 * c-gimplify.c (c_build_bind_expr): New argument.
6573 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
6574 (c_sizeof_or_alignof_type): New argument.
6575 (c_alignof_expr): Same.
6576 (build_va_arg): Same.
6577 (c_add_case_label): Same.
6578 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
6579 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
6580 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
6581 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
6582 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
6583 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
6585 * stub-objc.c (objc_build_selector_expr): Same.
6586 (objc_build_throw_stmt): Same.
6587 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
6588 (c_parser_initelt): Same.
6589 (c_parser_compound_statement): Same.
6590 (c_parser_compound_statement_nostart): Same.
6591 (c_parser_label): Same.
6592 (c_parser_statement_after_labels): Same.
6593 (c_parser_if_body): Same.
6594 (c_parser_else_body): Same.
6595 (c_parser_if_statement): Same.
6596 (c_parser_switch_statement): Same.
6597 (c_parser_while_statement): Same.
6598 (c_parser_do_statement): Same.
6599 (c_parser_for_statement): Same.
6600 (c_parser_asm_statement): Same.
6601 (c_parser_conditional_expression): Same.
6602 (c_parser_binary_expression): Same.
6603 (c_parser_cast_expression): Same.
6604 (c_parser_unary_expression): Same.
6605 (c_parser_sizeof_expression): Same.
6606 (c_parser_alignof_expression): Same.
6607 (c_parser_postfix_expression): Same.
6608 (c_parser_expression): Same.
6609 (c_parser_objc_receiver): Same.
6610 (c_parser_omp_variable_list): Same.
6611 (c_parser_omp_structured_block): Same.
6612 (c_parser_omp_atomic): New argument.
6613 (c_parser_omp_barrier): Same.
6614 (c_parser_omp_critical): Same.
6615 (c_parser_omp_flush): Pass location on down.
6616 (c_parser_omp_for_loop): New argument.
6617 (c_parser_omp_for): Same.
6618 (c_parser_omp_master): Same.
6619 (c_parser_omp_ordered): Same.
6620 (c_parser_omp_sections_scope): Same.
6621 (c_parser_omp_sections): Same.
6622 (c_parser_omp_parallel): Same.
6623 (c_parser_omp_single): Same.
6624 (c_parser_omp_task): Same.
6625 (c_parser_omp_taskwait): Pass location on down.
6626 (c_parser_omp_construct): Same.
6627 (c_parser_omp_threadprivate): Same.
6628 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
6629 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
6630 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
6631 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
6632 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
6633 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
6634 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
6635 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
6636 config/i386/i386.c, stmt.c:
6637 Add location argument to the following function definitions and/or
6638 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
6639 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
6640 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
6641 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
6642 do_case, c_finish_bc_stmt, build_compound_literal,
6643 build_function_call.
6644 * c-decl.c (build_compound_literal): Add location argument.
6645 Make all diagnostic calls use location.
6646 (start_struct): Same.
6647 (finish_struct): Same.
6649 (build_enumerator): Same.
6650 (start_function): Same.
6651 (grokdeclarator): Make all diagnostic calls use location.
6652 (store_parm_decls_oldstyle): Same.
6653 * c-typeck.c (build_function_call): Add location argument.
6654 Make all diagnostic calls use location.
6656 (c_finish_bc_stmt): Same.
6657 * tree-nested.c (get_trampoline_type): Add argument.
6658 Pass location to build_decl.
6659 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
6660 * rtl.h (RTL_LOCATION): New.
6661 * c-common.c (c_add_case_label): Add location argument.
6662 Make all diagnostic calls use location.
6663 * c-common.h: Add location argument to make_fname_decl, do_case,
6664 c_add_case_label, build_function_call, resolve_overloaded_builtin.
6665 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
6666 Set it appropriately for every case. Pass enum_loc to start_enum
6667 call. Pass value_loc first to build_enumerator. Pass enum_loc to
6669 (c_parser_struct_or_union_specifier): Save location. Use it for
6670 start_struct, finish_struct, and parser_xref_tag.
6672 2009-06-12 Ian Lance Taylor <iant@google.com>
6674 * fold-const.c (fold_unary): Rename local variable and to and_expr.
6676 * c-opts.c (c_common_handle_option): For -Wc++-compat set
6677 cpp_opts->warn_cxx_operator_names.
6679 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
6682 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
6683 is returns NULL and OP is a VCE, look through the VCE.
6685 2009-06-12 Ian Lance Taylor <iant@google.com>
6688 * collect2.c (main): Use CONST_CAST2 in code inside #if
6689 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
6691 2009-06-12 Joey Ye <joey.ye@intel.com>
6694 * cfgexpand.c (get_decl_align_unit): Update
6695 max_used_stack_slot_alignment with align instead of
6696 stack_alignment_needed.
6698 * function.c (assign_stack_local_1): Update
6699 max_used_stack_slot_alignment with alignment_in_bits instead
6700 of stack_alignment_needed.
6701 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
6704 2009-06-12 Jakub Jelinek <jakub@redhat.com>
6706 * dwarf2out.c (last_var_location_insn): New variable.
6707 (dwarf2out_end_epilogue): Clear last_var_location_insn.
6708 (dwarf2out_var_location): Don't record anything after last real
6709 insn. Only change labels if there were any real instructions
6710 in between last note and this one, or if changed sections.
6712 2009-06-11 Richard Henderson <rth@redhat.com>
6714 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
6715 note when storing the frame pointer in a register.
6716 (FRP): Don't redefine to nothing for epilogue.
6717 (alpha_expand_epilogue): Mark register and sp restores.
6718 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
6720 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
6721 when gen_lowpart is needed.
6723 2009-06-11 Richard Henderson <rth@redhat.com>
6725 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
6727 * dwarf2out.c (need_data_align_sf_opcode): New.
6728 (div_data_align): Move earlier.
6729 (def_cfa_1, reg_save): Use it.
6731 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
6733 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
6734 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
6735 (ix86_handle_option): Handle OPT_mcrc32.
6736 (ix86_target_string): Add -mcrc32.
6737 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
6739 * config/i386/i386.h (TARGET_CRC32): New.
6741 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
6742 (sse4_2_crc32di): Likewise.
6744 * config/i386/i386.opt (mcrc32): New.
6746 * doc/invoke.texi: Document -mcrc32.
6748 2009-06-11 Richard Henderson <rth@redhat.com>
6750 * common.opt (gdwarf-): Accept a version number.
6751 * doc/invoke.texi (gdwarf-): Update docs.
6752 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
6753 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
6754 version level, and record it.
6756 * dwarf2.h (DW_CIE_VERSION): Remove.
6757 * dwarf2out.c (DWARF_VERSION): Remove.
6758 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
6759 (output_call_frame_info): Use CIE version 3 for dwarf3,
6760 or if the return register column is out of range for version 1.
6761 (dwarf_stack_op_name): Add all dwarf3 values.
6762 (DEBUG_PUBTYPES_SECTION): New.
6763 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
6764 encoding change for dwarf3.
6765 (output_die) [dw_val_class_die_ref]: Likewise.
6766 (output_compilation_unit_header): Emit correct version for dwarf3.
6767 (output_line_info): Likewise.
6768 (output_pubnames): Update for DWARF_VERSION removal.
6769 (output_aranges): Likewise.
6770 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
6771 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
6772 (dwarf2out_finish): Likewise.
6774 2009-06-11 David Daney <ddaney@caviumnetworks.com>
6776 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
6779 2009-06-11 David Daney <ddaney@caviumnetworks.com>
6782 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
6783 * builtins.c (expand_builtin_unreachable): New function.
6784 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
6785 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
6786 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
6788 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
6789 searching for missing barriers.
6791 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6793 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
6794 when -fprofile-generate* was passed.
6795 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
6797 2009-06-11 Anthony Green <green@moxielogic.com>
6799 * config/moxie/moxie.md: Define length attribute for all instructions.
6801 (*b<cond:code>): Support limited branch ranges for new PC-relative
6802 branch instructions.
6803 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
6805 2009-06-11 Jakub Jelinek <jakub@redhat.com>
6807 * config/i386/i386.c (min_insn_size): Use get_attr_length
6808 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
6811 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
6812 instead of emit_insn_before.
6814 2009-06-10 Ian Lance Taylor <iant@google.com>
6817 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
6820 2009-06-10 Revital Eres <eres@il.ibm.com>
6822 * passes.c (init_optimization_passes): Reschedule
6823 predictive-commoning pass before complete unroll pass.
6825 2009-06-10 Martin Jambor <mjambor@suse.cz>
6827 * cgraph.c (cgraph_node_can_be_local_p): New function.
6828 (cgraph_make_node_local): New function.
6829 * cgraph.h (cgraph_node_can_be_local_p): Declare.
6830 (cgraph_make_node_local): Declare.
6832 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
6834 * tree.h (tree_base): Add packed_flag and user_align fields.
6835 Decrease size of spare field.
6836 (TYPE_USER_ALIGN): Use user_align from tree_base.
6837 (DECL_USER_ALIGN): Likewise.
6838 (TYPE_PACKED): Use packed_flag from tree_base.
6839 (DECL_PACKED): Likewise.
6840 (tree_type): Delete packed_flag and user_align fields. Widen
6841 precision field. Widen mode field and shuffle fields to align
6842 mode on an 8-bit boundary.
6843 (tree_decl_common): Delete decl_flag_1 and user_align fields.
6844 Renumber decl_flag_* fields. Fix comments. Widen
6845 decl_common_unused field.
6846 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
6847 (DECL_EXTERNAL): Likewise.
6848 (DECL_BIT_FIELD): Likewise.
6849 (DECL_NONADDRESSABLE_P): Likewise.
6850 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
6851 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
6853 2009-06-10 Ian Lance Taylor <iant@google.com>
6855 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
6856 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
6857 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
6858 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
6859 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
6860 DEF_VEC_ALLOC_FUNC_P.
6861 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
6862 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
6863 DEF_VEC_ALLOC_FUNC_O.
6864 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
6865 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
6866 DEF_VEC_ALLOC_FUNC_I.
6867 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
6868 (vec_stack_p_reserve_exact_1): Declare.
6869 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
6870 (vec_stack_free): Declare.
6871 (VEC_stack_alloc): Define.
6872 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
6873 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
6874 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
6875 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
6877 (stack_vecs): New static variable.
6878 (vec_stack_p_reserve_exact_1): New function.
6879 (vec_stack_o_reserve_1): New static function.
6880 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
6881 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
6882 (vec_stack_free): New function.
6883 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
6884 (VEC_df_ref_stack_alloc): Define.
6885 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
6886 DEF_VEC_ALLOC_P_STACK.
6887 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
6888 (struct df_collection_rec): Change _vec fields to VEC. Remove
6890 (df_free_collection_rec): Adjust for new fields.
6891 (df_insn_rescan): Use new df_collection_rec fields.
6892 (df_notes_rescan, df_canonize_collection_rec): Likewise.
6893 (df_ref_create_structure, df_ref_record): Likewise.
6894 (df_get_conditional_uses, df_get_call_refs): Likewise.
6895 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
6896 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
6897 (df_record_exit_block_uses, df_bb_verify): Likewise.
6898 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
6899 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
6900 Remove count parameter. Change return type to void. Change all
6902 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
6903 Remove count parameter. Change return type to void. Change all
6905 (df_install_refs): Change old_vec parameter to VEC. Remove count
6906 parameter. Change all callers.
6907 (df_install_mws): Change old_vec parameter to VEC. Remove count
6908 parameter. Change all callers.
6909 (df_refs_verify): Change new_rec parameter to VEC. Change call
6911 (df_mws_verify): Likewise.
6913 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
6915 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
6917 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
6919 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
6921 2009-06-10 Anthony Green <green@moxielogic.com>
6923 * config/moxie/crti.asm: New file.
6924 * config/moxie/crtn.asm: New file.
6925 * config/moxie/moxie.c: New file.
6926 * config/moxie/moxie.h: New file.
6927 * config/moxie/sfp-machine.h: New file.
6928 * config/moxie/moxie-protos.h: New file.
6929 * config/moxie/t-moxie: Created.
6930 * config/moxie/t-moxie-softfp: Created.
6931 * config/moxie/moxie.md: Created.
6932 * config/moxie/constraints.md: Created.
6933 * config.gcc: Add moxie support.
6934 * doc/md.texi (Machine Constraints): Add moxie constraints.
6935 * doc/contrib.texi (Contributors): Mention moxie port.
6936 * doc/install.texi (Specific): Mention the moxie port.
6938 2009-06-09 Ian Lance Taylor <iant@google.com>
6940 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
6942 * optabs.c (optab_table): Only use designated initializers if
6943 HAVE_DESIGNATED_INITIALIZERS is defined.
6944 (convert_optab_table): Likewise.
6945 (init_optabs): Always call init_insn_codes if
6946 HAVE_DESIGNATED_INITIALIZERS is not defined.
6948 2009-06-09 Ian Lance Taylor <iant@google.com>
6950 * targhooks.c (default_builtin_vectorized_function): Change fn
6951 parameter to unsigned int.
6952 (default_builtin_vectorized_conversion): Change code parameter to
6954 (default_builtin_reciprocal): Change fn parameter to unsigned int.
6955 * targhooks.h: Update declarations.
6956 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
6957 parameter to unsigned int.
6959 * c-typeck.c (comptypes_check_enum_int): New static function.
6960 (comptypes_internal): Add enum_and_int_p parameter. Change all
6962 (comp_target_types): Add location parameter. Change all callers.
6963 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
6965 (function_types_compatible_p, type_lists_compatible_p): Likewise.
6966 (build_conditional_expr): Add colon_loc parameter. Change all
6968 (convert_for_assignment): Add location parameter. Change all callers.
6969 * c-parser.c (c_parser_conditional_expression): Pass location of
6970 colon to build_conditional_expr.
6971 * c-tree.h (build_conditional_expr): Update declaration.
6973 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
6975 * graphite.c: Revert previous patch.
6977 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
6980 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
6982 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
6984 * tree-ssa-loop-prefetch.c
6985 (loop_prefetch_arrays): Fixed a portability problem in printf format
6988 2009-06-09 Martin Jambor <mjambor@suse.cz>
6990 PR tree-optimization/40351
6991 * tree-sra.c (propagate_subacesses_accross_link): Check that a
6992 refrence to a potential artifical subaccess can be constructed.
6994 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
6996 * config/sh/sh-protos.h (sh_optimization_options): Declare.
6997 (sh_override_options): Likewise.
6998 * config/sh/sh.c: Include params.h.
6999 (sh_optimization_options): New.
7000 (sh_override_options): Likewise.
7001 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
7002 (OVERRIDE_OPTIONS): Use sh_override_options.
7004 2009-06-08 Jakub Jelinek <jakub@redhat.com>
7006 * dwarf2out.c (emit_cfa_remember): New variable.
7007 (add_fde_cfi): If emit_cfa_remember, recurse to add
7008 DW_CFA_remember_state first.
7009 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
7010 instead just set emit_cfa_remember.
7012 2009-06-08 Jan Hubicka <jh@suse.cz>
7015 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
7017 2009-06-08 Jan Hubicka <jh@suse.cz>
7020 * cgraphunit.c (save_inline_function_body): Do not copy transform
7021 hooks for saved inline bodies.
7022 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
7025 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
7027 * jump.c (returnjump_p): Handle delayed branches. Add missing
7030 2009-06-08 Jan Hubicka <jh@suse.cz>
7033 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
7034 original node might've been modified.
7035 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
7037 2009-06-08 Jakub Jelinek <jakub@redhat.com>
7039 * tree-object-size.c (addr_object_size): Add OSI argument.
7040 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
7041 (compute_builtin_object_size, expr_object_size): Adjust callers.
7042 (plus_stmt_object_size): Call addr_object_size instead of
7043 compute_builtin_object_size.
7045 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
7046 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7048 * tree-ssa-loop-prefetch.c
7049 (gather_memory_references): Introduced a counter for the number of
7051 (anything_to_prefetch_p): Introduced a counter for the number of
7053 (is_loop_prefetching_profitable): New function with a cost model
7055 (loop_prefetch_arrays): Use the new cost model to determine if
7056 prefetching is profitable.
7057 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
7058 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
7059 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
7060 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
7061 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
7062 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
7064 2009-06-08 Michael Matz <matz@suse.de>
7067 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
7068 partitions use the same.
7069 (expand_one_var): Deal with DECL_RTL sometimes begin set also
7070 for basevars of SSA_NAMEs.
7071 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
7072 to not expand them twice.
7073 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
7076 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
7078 * common.opt (fcompare-debug=, fcompare-debug-second): New.
7079 (fdump-final-insns=, gtoggle): New.
7080 * doc/invoke.texi: Document them.
7081 * final.c (rest_of_clean_state): Dump final insn stream.
7082 * gcc.c (invoke_as): Hook in -fcompare-debug.
7083 (static_spec_functions): Add compare-debug-dump-opt,
7084 compare-debug-self-opt and compare-debug-auxbase-opt.
7085 (compare_debug, compare_debug_second, compare_debug_opt): New.
7086 (switches_debug_check, n_switches_debug_check): New.
7087 (debug_auxbase_opt, debug_check_temp_file): New.
7088 (process_command): Handle -fno-compare-debug, -fcompare-debug and
7090 (do_self_spec): Handle arguments after switches.
7091 (do_spec_1): Add .gk extension to temp file basenames for compare.
7092 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
7093 (cc1_options): Use it instead of normal auxbase computation for
7094 the second compare-debug compilation.
7095 (compare_files): New.
7096 (main): Set up and implement compare debug mode.
7097 (compare_debug_dump_opt_spec_function): New.
7098 (compare_debug_self_opt_spec_function): New.
7099 (compare_debug_auxbase_opt_spec_function): New.
7100 * toplev.c (process_options): Handle flag_gtoggle,
7101 flag_dump_final_insns.
7102 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
7103 during -fcompare-debug-second compilation.
7105 2009-06-07 Ian Lance Taylor <iant@google.com>
7107 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
7108 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
7110 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
7111 with no default node. Change warning with %H to warning_at.
7112 Don't clear warn_switch around case checking.
7113 * doc/invoke.texi (Warning Options): Clarify distinction between
7114 -Wswitch and -Wswitch-enum.
7116 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7118 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
7120 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7122 * gbl-ctors.h: Add header guard.
7124 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7126 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
7127 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
7128 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
7129 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
7130 prototypes for removed functions.
7131 (expressions_equal_p): Move to ...
7132 * tree-ssa-sccvn.h: ... here and ...
7133 * matrix-reorg.c: ... adjust includes.
7135 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7137 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
7139 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7141 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
7142 (finish_function): Remove erroneous whitespace.
7144 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7146 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
7147 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
7149 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7151 * errors.c (internal_error): Commentary typo fix.
7152 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
7153 * tree-ssa-pre.c: Ditto.
7155 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7157 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
7158 them is supposed to hold actual statements.
7160 2009-06-06 Ian Lance Taylor <iant@google.com>
7162 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
7163 empty statements can now have attributes.
7165 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
7167 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
7168 * config/mips/mips.md: Ditto.
7170 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
7172 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
7174 (__eabi_uconvert): Likewise.
7176 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
7178 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
7179 CFI_* definitions with IN_GCC.
7181 2009-06-05 David Edelsohn <edelsohn@gnu.org>
7183 * xcoffout.h (xcoffout_source_line): Update prototype.
7185 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7187 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
7188 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
7190 2009-06-05 Jakub Jelinek <jakub@redhat.com>
7193 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
7194 inlined_function_outer_scope_p blocks for artificial inlines
7196 * tree.c (tree_nonartificial_location): Rewrite using
7197 block_nonartificial_location.
7199 2009-06-05 Revital Eres <eres@il.ibm.com>
7200 Leehod Baruch <leehod@il.ibm.com>
7202 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
7203 (expand_expr_real_1): Remove comment.
7204 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
7205 Vectorize misaligned access when the target supports it.
7206 (vect_supportable_dr_alignment): Check for unaligned access support.
7207 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
7210 2009-06-05 Julian Brown <julian@codesourcery.com>
7212 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
7213 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
7215 2009-06-05 Richard Guenther <rguenther@suse.de>
7218 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
7221 2009-06-05 Jakub Jelinek <jakub@redhat.com>
7223 * config/s390/s390.c (global_not_special_regno_p): New static inline.
7224 (save_gprs): Don't tell unwinder when a global register is saved.
7225 (s390_emit_epilogue): Emit needed epilogue unwind info.
7227 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
7229 * dwarf2out.c (deferred_asm_name): New.
7230 (add_name_and_src_coords_attributes): Defer creation of
7231 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
7233 (move_linkage_attr): New.
7234 (dwarf2out_finish): Revisit deferrals and emit attributes at the
7237 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
7239 * tree-nested.c (finalize_nesting_tree_1): Declare the
7240 frame_decl in the binding tree.
7242 2009-06-04 Cary Coutant <ccoutant@google.com>
7244 * basic-block.h (struct basic_block_def): Add discriminator field.
7245 * dbxout.c (dbxout_source_line): Add new parameter. Change all
7247 * debug.c (do_nothing_debug_hooks): Add additional entry.
7248 (debug_nothing_int_charstar_int): New function.
7249 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
7250 (debug_nothing_int_charstar_int): New declaration.
7251 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
7252 discriminator value in .loc directive.
7253 * final.c (last_discriminator): New variable.
7254 (discriminator): New variable.
7255 (final_start_function): Initialize above variables, pass current
7256 discriminator to debug hook.
7257 (notice_source_line): Check for discriminator change.
7258 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
7259 * sdbout.c (sdbout_source_line): New parameter.
7260 * tree-cfg.c (struct locus_discrim_map): New structure type.
7261 (discriminator_per_locus): New hash table.
7262 (build_gimple_cfg): Allocate and free discriminator hash table.
7263 (make_edges): Call assign_discriminator.
7264 (locus_map_hash): New function.
7265 (locus_map_eq): New function.
7266 (next_discriminator_for_locus): New function.
7267 (same_line_p): New function.
7268 (assign_discriminator): New function.
7269 (make_cond_expr_edges): Call assign_discriminator.
7270 (make_gimple_switch_edges): Likewise.
7271 (first_non_label_stmt): New function.
7272 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
7274 * xcoffout.c (xcoffout_source_line): Add new parameter.
7276 * configure.ac (gcc_cv_as_discriminator): New configury check for
7277 gas support for discriminator.
7278 * configure: Regenerate.
7279 * config.in: Regenerate.
7281 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7283 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
7284 val after checking for integers.
7286 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
7288 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
7290 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
7291 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
7292 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
7293 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
7294 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
7295 X64_SSE_REGPARM_MAX.
7296 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
7297 X64_SSE_REGPARM_MAX.
7299 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
7301 * gcc.c (report_times_to_file): New.
7302 (execute): Implement it.
7303 (process_command): Support -time=.
7304 * doc/invoke.texi: Document it.
7306 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
7308 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
7309 that have value exprs.
7311 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
7313 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
7314 declarations for constants until...
7315 (dw2_output_indirect_constant_1): ... this point.
7317 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
7320 * arm.md (arm_addsi3): Don't try to split an add with an
7321 eliminable register until after reload has completed.
7323 2009-06-03 Ian Lance Taylor <iant@google.com>
7325 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
7326 * genattrtab.c (write_length_unit_log): Likewise.
7327 * genchecksum.c (dosum): Likewise.
7328 * gengtype.c (write_rtx_next): Likewise.
7329 (finish_root_table, write_roots): Likewise.
7330 * gimple.c (gimple_ops_offset_): Likewise.
7331 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
7332 * config/arc/arc.c (arc_attribute_table): Likewise.
7333 * config/arm/arm.c (arm_attribute_table): Likewise.
7334 * config/avr/avr.c (avr_attribute_table): Likewise.
7335 * config/crx/crx.c (crx_attribute_table): Likewise.
7336 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
7337 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
7338 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
7339 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
7340 * config/sh/sh.c (sh_attribute_table): Likewise.
7341 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
7342 * config/spu/spu.c (spu_attribute_table): Likewise.
7343 * config/v850/v850.c (v850_attribute_table): Likewise.
7345 * config/alpha/alpha.c (vms_attribute_table): Make static.
7346 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
7347 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
7348 * config/mips/mips.c (mips_attribute_table): Likewise.
7350 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
7352 (cc1-checksum.o): Likewise.
7354 2009-06-03 Steve Ellcey <sje@cup.hp.com>
7356 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
7358 2009-06-03 Jakub Jelinek <jakub@redhat.com>
7360 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
7361 insn if it is changing sp. Use gen_add3_insn instead of
7362 conditionally gen_addsi3 and gen_adddi3.
7363 (offset_below_red_zone_p): New static inline function.
7364 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
7365 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
7366 * config/rs6000/ppc-asm.h: Include auto-host.h.
7367 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
7368 CFI_RESTORE): Define.
7369 * config/rs6000/crtresxgpr.asm: Add unwind info.
7370 * config/rs6000/crtresxfpr.asm: Likewise.
7371 * config/rs6000/crtresgpr.asm: Likewise.
7372 * config/rs6000/crtresfpr.asm: Likewise.
7373 * config/rs6000/crtsavgpr.asm: Likewise.
7374 * config/rs6000/crtsavfpr.asm: Likewise.
7376 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
7377 argument of DWARF2_FRAME_REG_OUT macros.
7379 2009-06-03 Julian Brown <julian@codesourcery.com>
7381 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
7382 words or less (including TImode) in core registers.
7384 2009-06-03 Richard Guenther <rguenther@suse.de>
7387 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
7389 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
7391 * statistics.c (statistics_counter_event): Do not record event
7392 in pass dump if its number == -1.
7393 (curr_statistics_hash): Add assert that we never get passes
7394 with static number == -1.
7396 2009-06-03 Richard Guenther <rguenther@suse.de>
7397 Andrey Belevantsev <abel@ispras.ru>
7399 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
7400 non-BLKmode arrays addressable.
7402 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
7404 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
7405 * config/m68k/m68k.h: ... here.
7406 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
7409 2009-06-03 Martin Jambor <mjambor@suse.cz>
7411 PR tree-optimization/40323
7412 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
7415 2009-06-03 Richard Guenther <rguenther@suse.de>
7417 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
7420 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
7422 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
7423 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
7424 JUMP_TABLE_DATA_P where applicable.
7425 * config/sh/sh.c: Ditto.
7426 * config/sh/sh.h: Ditto.
7427 * config/sh/sh.md: Ditto.
7428 * config/sh/symbian.c: Ditto.
7430 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
7432 * config/i386/driver-i386.c (describe_cache): Optimize
7433 concatenation of strings. Use snprintf instead of sprintf.
7434 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
7435 target when not compiling with GCC.
7437 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
7439 * config/sh/sh.c: Revert last change.
7440 (sh_expand_epilogue): Emit a blockage insn before the frame
7441 pointer adjustment unconditionally.
7443 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7445 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
7446 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
7447 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
7448 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
7449 to COLLECT_GCC_OPTIONS.
7451 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7453 * collect2.c (target_system_root): New variable.
7454 (main): Handle --sysroot=.
7455 (ignore_library): Strip the sysroot from the library path.
7457 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7459 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
7460 (collect2.o): Depend on collect2-aix.h.
7461 (collect2-aix.o): New rule.
7462 * collect2-aix.h: New file.
7463 * collect2-aix.c: Likewise.
7464 * collect2.c: Include collect2-aix.h. Don't undefine
7465 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
7466 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
7467 Use TARGET_AIX_VERSION instead of _AIX51.
7468 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
7469 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
7470 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
7471 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
7472 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
7474 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7476 * collect2.c (ignore_library): Avoid premature post-increment
7479 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7481 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
7482 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
7483 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
7484 CROSS_DIRECTORY_STRUCTURE too.
7485 (LINK_LIBG_SPEC): Likewise.
7486 (LIB_SPEC): Add %R to sysroot paths.
7487 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
7488 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
7489 * config/rs6000/aix51.h: As for aix43.h.
7490 * config/rs6000/aix52.h: Likewise.
7491 * config/rs6000/aix53.h: Likewise.
7492 * config/rs6000/aix61.h: Likewise.
7493 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
7494 to the beginning of sysroot paths.
7496 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7498 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
7499 INSN_LISTs that are out of the REG_NOTE range.
7501 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7503 * loop-unroll.c (struct iv_to_split): Add pointer to next.
7504 (struct var_to_expand): Likewise.
7505 (struct opt_info): Add head and tail for linked lists of the above.
7506 (analyze_insn_to_expand_var): Initialize next.
7507 (analyze_iv_to_split_insn): Likewise.
7508 (analyze_insns_in_loop): Create linked lists.
7509 (allocate_basic_variable): Simplify for use without hash table.
7510 (insert_var_expansion_initialization): Likewise, make it type-safer.
7511 (combine_var_copies_in_loop_exit): Likewise.
7512 (apply_opt_in_copies): Walk lists rather than hash tables.
7513 (release_var_copies): Simplified and inlined by hand into...
7514 (free_opt_info): ... this function.
7516 2009-06-02 Richard Guenther <rguenther@suse.de>
7518 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
7521 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7523 * cfgexpand.c (gimple_expand_cfg): Discard the source location
7524 only for builtins that are not overridden.
7526 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7528 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
7531 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7533 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
7535 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7537 * combine.c (move_deaths): Compare LUIDs within the same BB only.
7539 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7541 * common.opt (fdump-unnumbered-links): New.
7542 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
7543 * print-rtl.c (flag_dump_unnumbered_links): New.
7544 (print_rtx): Test it.
7546 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
7548 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
7549 push/pop multiple to 8-byte alignment.
7551 2009-06-01 Jakub Jelinek <jakub@redhat.com>
7553 * config/i386/i386.c (queued_cfa_restores): New static variable.
7554 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
7556 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
7557 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
7558 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
7559 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
7560 note unconditionally.
7561 (ix86_emit_restore_regs_using_mov): Likewise.
7562 (ix86_emit_restore_sse_regs_using_mov): Likewise.
7563 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
7564 it through to ix86_emit_restore_reg_using_pop.
7565 (ix86_emit_leave): Add RED_OFFSET argument. Call
7566 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
7567 instead of adding REG_CFA_OFFSET note unconditionally.
7568 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
7569 the above functions. Call ix86_add_queued_cfa_restore_notes when
7572 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
7573 force output of the label even for dwarf2out_do_cfi_asm.
7574 (add_fde_cfi): If -g2 and above and cfi might change CFA,
7575 force creation of CFI label and chain DW_CFA_set_loc jumping to it
7576 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
7578 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
7579 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
7580 dwarf2out_cfi_label callers.
7581 * tree.h (dwarf2out_cfi_label): Adjust prototype.
7582 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
7583 Adjust dwarf2out_cfi_label callers.
7584 * config/vax/vax.c (vax_output_function_prologue): Likewise.
7586 * config/i386/i386.h (struct machine_cfa_state,
7587 struct machine_function): Guard with ifndef USED_FOR_TARGET
7588 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
7591 * emutls.c (__emutls_get_address): Change arr->size to mean number
7592 of allocated arr->data entries instead of # of slots + 1.
7595 * recog.c (peep2_reinit_state): New function.
7596 (peephole2_init_state): Use it at the end of a basic block and also
7597 when seeing a RTX_FRAME_RELATED_P insn.
7599 2009-06-01 Steve Ellcey <sje@cup.hp.com>
7601 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
7602 fixuns_truncrfdi2): New.
7603 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
7604 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
7605 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
7606 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
7607 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
7608 *recip_approx): Remove.
7609 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
7610 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
7611 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
7613 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
7616 2009-06-01 Ian Lance Taylor <iant@google.com>
7618 * attribs.c (register_attribute): Use CONST_CAST.
7619 * collect2.c (main): Use CONST_CAST2.
7620 (scan_prog_file): Likewise.
7621 * gcc.c (process_command, main): Likewise.
7622 * toplev.c (toplev_main): Likewise.
7624 * c-typeck.c (handle_warn_cast_qual): New static function,
7625 partially broken out of build_c_cast.
7626 (build_c_cast): Call handle_warn_cast_qual.
7627 * doc/invoke.texi (Warning Options): Document new effect of
7630 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
7632 * diagnostic.c (diagnostic_build_prefix): Always print columns.
7633 (diagnostic_report_current_module): Print columns.
7634 * common.opt (flag_show_column): Enable by default.
7636 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
7638 * alias.c (find_base_term): Check for NULL term before returning.
7640 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7642 Revert due to PR40320:
7643 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7644 * calls.c (emit_library_call_value_1): Don't force_operand for move
7647 2009-06-01 Olivier Hainque <hainque@adacore.com>
7648 Eric Botcazou <ebotcazou@adacore.com>
7650 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
7651 to be processed as a bitfield for constructor output purposes.
7652 * output.h (initializer_constant_valid_for_bitfield_p): Declare
7654 * varasm.c (oc_local_state): New type, output_constructor
7655 local state to support communication with helpers.
7656 (oc_outer_state): New type, output_constructor outer state of
7657 relevance in recursive calls.
7658 (output_constructor_array_range): New output_constructor helper,
7659 extracted code for an array range element.
7660 (output_constructor_regular_field): New output_constructor helper,
7661 extracted code for an element that is not a bitfield.
7662 (output_constructor_bitfield): New output_constructor helper,
7663 extracted code for a bitfield element. Accept an OUTER state
7664 argument for recursive processing. Recurse on record or array
7665 CONSTRUCTOR values, possibly past noop conversions.
7666 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
7667 VALUE is a valid constant-valued expression for use in a static
7668 bit-field initializer.
7669 (output_constructor): Rework to use helpers. Accept and honor an
7670 OUTER state argument for recursive calls. Return total size. Be
7671 prepared for nested constructors initializing bitfields.
7672 (output_constant): Feed OUTER in calls to output_constructor.
7674 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7676 * calls.c (emit_library_call_value_1): Don't force_operand for move
7679 2009-06-01 Nick Clifton <nickc@redhat.com>
7681 * doc/invoke.texi (IA-64 Options): Fix typo.
7683 2009-06-01 Ira Rosen <irar@il.ibm.com>
7685 PR tree-optimization/39129
7686 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
7688 (vect_do_peeling_for_loop_bound): Use
7689 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
7690 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
7691 (vect_loop_versioning): Likewise.
7692 (vect_create_cond_for_alias_checks): Fix indentation.
7693 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
7695 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
7696 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
7697 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
7698 "control flow in loop".
7699 (vect_estimate_min_profitable_iters): Use
7700 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
7701 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
7702 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
7703 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
7704 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
7705 statement belongs to a group of strided accesses with the exact code
7707 (vectorizable_load): Likewise.
7708 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
7709 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
7711 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
7713 * config/freebsd-stdint.h: New file.
7714 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
7715 Add freebsd-stdint.h to tm_file.
7717 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
7719 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
7720 (thumb2_extendhidi2): Likewise.
7722 2009-05-31 Ian Lance Taylor <iant@google.com>
7724 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
7726 2009-05-31 Ian Lance Taylor <iant@google.com>
7728 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
7729 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
7730 (ipa-reference.o): Depend upon gt-ipa-reference.h.
7732 2009-05-31 Jason Merrill <jason@redhat.com>
7734 * tree-pretty-print.c (print_call_name): Take the callee, not the
7735 call itself. Make non-static. Use dump_function_name for functions.
7736 (dump_generic_node): Adjust.
7737 * diagnostic.h: Declare print_call_name.
7738 * gimple-pretty-print.c (dump_gimple_call): Use it.
7740 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
7742 * config/sh/sh.md (ashldi3_std): New define_expand.
7745 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
7748 * config/sh/sh.c: Include debug.h.
7749 (sh_expand_epilogue): Emit a blockage insn before the frame
7750 pointer adjustment also when dwarf2out_do_frame returns true.
7752 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
7754 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
7755 (thumb2_extendqidi2): New pattern.
7757 2009-05-31 Ira Rosen <irar@il.ibm.com>
7759 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
7760 mark phis for renaming.
7761 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
7762 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
7763 Call mark_sym_for_renaming.
7764 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
7765 * tree-vect-loop.c (vect_transform_loop): Remove
7766 vect_memsyms_to_rename initialization and a call to
7767 mark_set_for_renaming.
7769 2009-05-31 Jakub Jelinek <jakub@redhat.com>
7772 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
7773 frame related even if !set_cfa && style < 0.
7775 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
7777 * config/i386/mingw-tls.c: New file.
7778 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
7779 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
7780 defining _WIN32 but not __CYGWIN__.
7782 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7784 * configure.ac: Add MPC support.
7786 * config.in, configure: Regenerate.
7788 2009-05-29 Richard Henderson <rth@redhat.com>
7790 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
7791 NOTE_INSN_BASIC_BLOCK.
7792 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
7793 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
7794 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
7796 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
7798 (add_cfi): Disable check redefining cfa away from drap.
7799 (lookup_cfa_1): Add remember argument; handle remember/restore.
7800 (lookup_cfa): Pass remember argument.
7801 (cfa_remember): New.
7802 (compute_barrier_args_size_1): Remove sibcall check.
7803 (dwarf2out_frame_debug_def_cfa): New.
7804 (dwarf2out_frame_debug_adjust_cfa): New.
7805 (dwarf2out_frame_debug_cfa_offset): New.
7806 (dwarf2out_frame_debug_cfa_register): New.
7807 (dwarf2out_frame_debug_cfa_restore): New.
7808 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
7809 (dwarf2out_begin_epilogue): New.
7810 (dwarf2out_frame_debug_restore_state): New.
7811 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
7812 DW_CFA_restore_state.
7813 (output_cfi_directive): Likewise.
7814 (convert_cfa_to_fb_loc_list): Likewise.
7815 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
7816 * dwarf2out.h: Update.
7817 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
7818 (copy_insn_1): Early out for null.
7819 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
7820 and dwarf2out_frame_debug_restore_state.
7821 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
7822 (prologue_insn_hash, epilogue_insn_hash): New.
7823 (free_after_compilation): Adjust freeing accordingly.
7824 (record_insns): Create hash table if needed; push insns into
7825 hash instead of array.
7826 (maybe_copy_epilogue_insn): New.
7827 (contains): Search hash table instead of array.
7828 (sibcall_epilogue_contains): Remove.
7829 (thread_prologue_and_epilogue_insns): Split eh_return insns
7830 and mark them as epilogues.
7831 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
7832 scanning in terms of basic blocks.
7833 * insn-notes.def (CFA_RESTORE_STATE): New.
7834 * jump.c (returnjump_p_1): Accept EH_RETURN.
7835 (eh_returnjump_p_1, eh_returnjump_p): New.
7836 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
7837 CFA_REGISTER, CFA_RESTORE): New.
7838 * rtl.def (EH_RETURN): New.
7839 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
7841 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
7842 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
7844 * config/i386/i386.c (gen_push): Update cfa state.
7845 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
7846 add a CFA_ADJUST_CFA note.
7847 (ix86_dwarf_handle_frame_unspec): Remove.
7848 (ix86_expand_prologue): Update cfa state.
7849 (ix86_emit_restore_reg_using_pop): New.
7850 (ix86_emit_restore_regs_using_pop): New.
7851 (ix86_emit_leave): New.
7852 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
7853 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
7854 * config/i386/i386.h (struct machine_cfa_state): New.
7855 (ix86_cfa_state): New.
7856 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
7857 (eh_return_internal): Merge from eh_return_<mode>,
7858 use eh_return rtx, split w/ epilogue.
7860 2009-05-29 Ian Lance Taylor <iant@google.com>
7862 * builtins.c (validate_gimple_arglist): Don't use va_arg with
7864 * calls.c (emit_library_call_value_1): Likewise.
7866 * c-typeck.c (c_build_va_arg): New function.
7867 * c-tree.h (c_build_va_arg): Declare.
7868 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
7869 instead of build_va_arg.
7871 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
7873 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
7874 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
7875 (ptr_difference_cost): Use affine combinations to compute it.
7876 (difference_cost): Likewise.
7877 (get_computation_cost_at): Compute more accurate cost for addresses
7878 if the ratio is a multiplier allowed in addresses.
7879 For non-addresses, consider that an additional offset or symbol is
7882 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7884 * config/i386/i386.c (ix86_decompose_address): Avoid useless
7885 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
7887 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
7888 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
7889 (prefix_rex): For UNIT_MMX don't imply the prefix by default
7891 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
7892 to 1 for TYPE_SSE{IADD1,CVT1}.
7893 (prefix_vex_imm8): Removed.
7894 (length_vex): Only pass 1 as second argument to
7895 ix86_attr_length_vex_default if prefix_extra is 0.
7896 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
7897 (length): For prefix vex computation use length_immediate
7898 attribute instead of prefix_vex_imm8.
7899 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
7900 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
7901 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
7902 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
7903 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
7904 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
7905 a space in between the operands.
7906 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
7907 if one operand is 0xff and the other one si, di, bp or sp.
7908 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
7909 other one si, di, bp or sp.
7910 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
7911 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
7912 type and mode attributes.
7913 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
7914 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
7915 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
7916 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
7917 prefix_data16 attribute iff MODE_DF.
7918 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
7919 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
7920 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
7921 constm128_operand in length_immediate computation.
7922 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
7923 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
7924 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
7925 length_immediate attribute to 1.
7926 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
7927 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
7928 for certain alternatives.
7929 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
7930 prefix_data16 attribute if MODE_V1DF.
7931 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
7932 length_immediate to 1.
7933 (set_got_rex64, set_rip_rex64): Remove length attribute, set
7934 length_address to 4, set mode attribute to MODE_DI.
7935 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
7936 (fxam<mode>2_i387): Set length attribute to 4.
7937 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
7938 *prefetch_3dnow_rex): Override length_address attribute.
7939 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
7941 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
7942 (constm128_operand): Removed.
7943 * config/i386/i386.c (memory_address_length): For
7944 disp && !index && !base in 64-bit mode account for SIB byte if
7945 print_operand_address can't optimize disp32 into disp32(%rip)
7946 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
7947 for fs: or gs: segment.
7948 (ix86_attr_length_immediate_default): When checking if shortform
7949 is possible, truncate immediate to the length of the non-shortened
7951 (ix86_attr_length_address_default): Ignore MEM_P operands
7953 (ix86_attr_length_vex_default): Only check for DImode on
7954 GENERAL_REG_P operands.
7955 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
7956 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
7957 (sse_cvttps2pi): Clear prefix_rep attribute.
7958 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
7960 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
7961 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
7962 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
7963 iff operand 2 is const_int_operand.
7964 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
7965 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
7966 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
7968 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
7970 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
7971 prefix_data16 attribute for movlpd and movhpd instructions.
7972 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
7973 length_immediate for shufpd instruction.
7974 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
7975 (avx_cmpp<avxmodesuffixf2c><mode>3,
7976 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
7977 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
7978 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
7979 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
7980 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
7981 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
7982 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
7983 prefix_data16 attribute for the first alternative to 1.
7984 (*avx_loadlps): Override length_immediate for the first alternative.
7985 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
7986 attributes for second alternative.
7987 (*vec_concatv2sf_sse4_1): Override length_immediate and
7988 prefix_data16 attributes for second alternative.
7989 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
7990 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
7991 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
7992 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
7993 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
7994 prefix_data16 and length_immediate to 1.
7995 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
7997 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
7998 prefix_extra attribute for variants that don't have 0f prefix alone.
7999 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
8000 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
8001 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
8002 *sse4_1_pextrd): Set length_immediate to 1.
8003 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
8004 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
8006 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
8007 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
8008 length_immediate to 1 for second alternative.
8009 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
8010 prefix_extra and length_immediate attributes for the first
8012 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
8014 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
8015 to 1 for the first and third alternative.
8016 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
8018 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
8020 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
8022 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
8023 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
8024 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
8025 *avx_psign<mode>3): Set prefix_extra attribute to 1.
8026 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
8027 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
8028 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
8029 ssse3_psign<mode>3): Override prefix_rex attribute.
8030 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
8031 (ssse3_palignrti): Override length_immediate to 1.
8032 (ssse3_palignrdi): Override length_immediate to 1, override
8033 prefix_rex attribute.
8034 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
8035 (sse4a_extrqi): Override length_immediate to 2.
8036 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
8037 (sse4a_insertq): Override prefix_data16 to 0.
8038 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
8039 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
8040 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
8041 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
8042 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
8043 and length_immediate to 1.
8044 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
8045 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
8046 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
8047 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
8048 and length_immediate to 1.
8049 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
8050 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
8051 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
8052 avx_ptest256): Override prefix_extra to 1.
8053 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
8054 Override prefix_data16 and length_immediate to 1.
8055 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
8056 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
8057 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
8058 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
8059 prefix_data16 to 0 and prefix_extra to 2.
8060 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
8061 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
8063 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
8064 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
8065 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
8066 and prefix_extra to 2.
8067 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
8068 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
8069 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
8070 avx_vpermilvar<mode>3,
8071 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
8072 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
8073 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
8074 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
8075 Override prefix_extra to 1.
8076 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
8077 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
8078 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
8079 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
8080 prefix_extra and length_immediate to 1.
8081 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
8083 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
8084 to 1 for the first alternative.
8085 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
8086 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
8088 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
8089 *movv2sf_internal_avx, *movv2sf_internal): Override
8090 prefix_rep attribute for certain alternatives.
8091 (*mov<mode>_internal): Override prefix_rep or prefix_data16
8092 attributes for certain alternatives.
8093 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
8094 attributes for certain alternatives.
8095 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
8096 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
8097 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
8098 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
8099 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
8100 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
8101 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
8102 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
8103 length_immediate to 1 if operand 2 is const_int_operand.
8104 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
8105 *vec_extractv2si_1): Set length_immediate attribute to 1.
8106 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
8107 using old 3DNOW insn rather than SSE/3DNOW_A.
8108 (mmx_emms, mmx_femms): Clear modrm attribute.
8110 2009-05-29 Martin Jambor <mjambor@suse.cz>
8112 * tree-sra.c: New implementation of SRA.
8114 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
8115 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
8116 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
8117 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
8118 (SRA_MAX_STRUCTURE_COUNT): Removed.
8119 (SRA_FIELD_STRUCTURE_RATIO): Removed.
8120 * doc/invoke.texi (sra-max-structure-size): Removed.
8121 (sra-field-structure-ratio): Removed.
8123 2009-05-29 Jakub Jelinek <jakub@redhat.com>
8126 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
8129 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
8131 PR rtl-optimization/40101
8132 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
8133 seqno. Adjust comment.
8134 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
8135 inserting bookkeeping before a jump, the jump is not scheduled.
8136 When no positive seqno found, provide a value. Add comment.
8138 2009-05-29 Richard Guenther <rguenther@suse.de>
8140 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
8141 short-cutting on the first component.
8143 2009-05-29 Jakub Jelinek <jakub@redhat.com>
8146 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
8147 for trees other than decls/types.
8149 2009-05-29 Richard Guenther <rguenther@suse.de>
8151 * tree-ssa-operands.c (get_expr_operands): Do not handle
8152 INDIRECT_REFs in the handled-component case. Remove
8153 unused get_ref_base_and_extent case.
8154 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
8155 tree_low_cst and host_integerp where possible.
8156 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
8157 codes for equivalence.
8158 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
8160 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
8162 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
8163 to tmake_file for i[34567]86-*-cygwin*.
8165 2009-05-29 Jakub Jelinek <jakub@redhat.com>
8168 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
8169 (altivec_categorize_keyword, init_vector_keywords,
8170 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
8173 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
8175 * tree.c (handle_dll_attribute): Check if node is
8176 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
8178 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
8180 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
8182 (thumb2_zero_extendqidi2): Likewise.
8184 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
8186 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
8187 instead of gen_movrt.
8188 * config/sh/sh.md (movrt): Remove.
8190 2009-05-28 Steve Ellcey <sje@cup.hp.com>
8192 * doc/invoke.texi (IA-64 Options):
8193 Add -msdata, -mfused-madd, -mno-inline-float-divide,
8194 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
8195 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
8196 -msched-prefer-non-control-spec-insns,
8197 -msched-stop-bits-after-every-cycle,
8198 -msched-count-spec-in-critical-path,
8199 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
8200 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
8201 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
8202 and -msched-spec-verbose.
8204 2009-05-28 Joseph Myers <joseph@codesourcery.com>
8206 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
8207 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
8209 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
8211 2009-05-28 Richard Guenther <rguenther@suse.de>
8213 * tree-ssa-alias.c (ao_ref_init): New function.
8214 (ao_ref_base): Likewise.
8215 (ao_ref_base_alias_set): Likewise.
8216 (ao_ref_alias_set): Likewise.
8217 (refs_may_alias_p_1): Change signature.
8218 (refs_may_alias_p): Adjust.
8219 (refs_anti_dependent_p): Likewise.
8220 (refs_output_dependent_p): Likewise.
8221 (call_may_clobber_ref_p_1): Change signature.
8222 (call_may_clobber_ref_p): Adjust.
8223 (stmt_may_clobber_ref_p_1): New function split out from ...
8224 (stmt_may_clobber_ref_p): ... here.
8225 (maybe_skip_until): Adjust signature.
8226 (get_continuation_for_phi): Likewise.
8227 (walk_non_aliased_vuses): Likewise.
8228 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
8229 (ao_ref_init): Declare.
8230 (ao_ref_base): Likewise.
8231 (ao_ref_alias_set): Likewise.
8232 (stmt_may_clobber_ref_p_1): Likewise.
8233 (walk_non_aliased_vuses): Adjust.
8234 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
8235 (get_ref_from_reference_ops): remove.
8236 (vn_reference_lookup_2): Adjust signature.
8237 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
8238 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
8239 (vn_reference_lookup): Adjust.
8240 (vn_reference_insert): Likewise.
8241 (vn_reference_insert_pieces): Adjust signature.
8242 (visit_reference_op_call): Adjust.
8243 * tree-ssa-pre.c (get_expr_type): Simplify.
8244 (phi_translate_1): Adjust.
8245 (compute_avail): Likewise.
8246 (translate_vuse_through_block): Do not re-build trees.
8247 (value_dies_in_block_x): Likewise.
8248 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
8250 (vn_reference_lookup_pieces): Adjust declaration.
8251 (vn_reference_insert_pieces): Likewise.
8253 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
8255 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
8256 with checking disabled.
8258 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
8262 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
8263 macro definition for support of three-operand format aligned
8264 .comm directive in assembler on cygwin/pe/mingw target OS.
8265 * configure: Regenerate.
8266 * config.h: Regenerate.
8268 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
8269 aligned form of .comm directive if -mpe-aligned-commons is in effect.
8270 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
8272 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
8273 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
8275 2009-05-28 Ira Rosen <irar@il.ibm.com>
8277 PR tree-optimization/40254
8278 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
8279 in analysis of basic blocks.
8281 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
8284 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
8285 * target-def.h (TARGET_CONST_ANCHOR): New macro.
8286 (TARGET_INITIALIZER): Use it.
8287 * cse.c (CHEAPER): Move it up to the other macros.
8288 (insert): Rename this ...
8289 (insert_with_costs): ... to this. Add cost parameters. Update
8291 (insert): New function. Call insert_with_costs.
8292 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
8293 find_reg_offset_for_const, try_const_anchors): New functions.
8294 (cse_insn): Call try_const_anchors. Adjust cost of src_related
8295 when using a const-anchor. Call insert_const_anchors.
8296 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
8297 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
8299 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
8301 * tree-inline.c (remap_decls): Enable nonlocalized variables
8302 when not optimizing.
8304 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
8306 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
8307 Simplify other tests involving optimize.
8309 2009-05-27 Tom Tromey <tromey@redhat.com>
8311 * unwind-dw2.c (_Unwind_DebugHook): New function.
8312 (uw_install_context): Call _Unwind_DebugHook.
8314 2009-05-27 Tom Tromey <tromey@redhat.com>
8316 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
8318 2009-05-27 Ian Lance Taylor <iant@google.com>
8320 * Makefile.in (LINKER, LINKER_FLAGS): Define.
8321 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
8322 (ALL_LINKERFLAGS): Define.
8323 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
8324 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
8325 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
8326 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
8327 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
8328 $(LINKER_FOR_BUILD).
8329 (build/gcov-iov$(build_exeext)): Likewise.
8331 2009-05-27 Julian Brown <julian@codesourcery.com>
8333 * gcse.c (target.h): Include.
8334 (can_assign_to_reg_without_clobbers_p): Check that the target allows
8335 copy of argument to a pseudo register.
8337 2009-05-27 Diego Novillo <dnovillo@google.com>
8339 * tree-ssa-live.c (dump_scope_block): Document arguments.
8340 (dump_scope_blocks): Document.
8341 (debug_scope_blocks): New.
8342 * tree-flow.h (debug_scope_blocks): Declare.
8344 2009-05-21 Denis Chertykov <denisc@overta.ru>
8346 * doc/contrib.texi (Contributors): Add myself to the list.
8348 2009-05-27 Olivier Hainque <hainque@adacore.com>
8350 * expr.c (target_align): New function. Alignment the TARGET of an
8351 assignment may be assume to have.
8352 (highest_pow2_factor_for_target): Use it instead of relying on
8353 immediate tree attributes of TARGET, not necessarily honored when
8354 intermediate bitfields are involved.
8356 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
8359 * config/i386/driver-i386.c (host_detect_local_cpu): Support
8360 AVX, SSE4, AES, PCLMUL and POPCNT.
8362 2009-05-27 Diego Novillo <dnovillo@google.com>
8364 * tree-pretty-print.c (dump_location): New.
8365 (dump_generic_node): Call it.
8366 Factor code to handle BLOCK nodes ...
8367 (dump_block_node): ... here.
8369 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
8371 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
8373 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
8375 * gcc-plugin.h: Include config.h and system.h.
8376 (IN_GCC): Define if not defined.
8378 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
8381 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
8384 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
8386 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
8388 * config/m32r/m32r.h: Ditto.
8389 * config/m32r/m32r.md: Ditto.
8390 * config/m32r/predicates.md: Ditto.
8392 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
8394 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
8396 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
8399 (Loading plugins): typo.
8400 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
8401 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
8402 (Interacting with the GCC Garbage Collector): Added new section.
8403 (Giving information about a plugin): Added new section for
8405 * ggc.h (ggc_register_root_tab): Added declaration.
8406 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
8407 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
8408 (register_callback): Improved comment in declaration.
8409 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
8410 (extra_root_vec) Added static variable for dynamic roots registration.
8411 (ggc_register_root_tab) Added new routine.
8412 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
8413 PLUGIN_GGC_MARKING event.
8414 * ggc-zone.c: Include plugin.h.
8415 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
8416 * ggc-page.c: Include plugin.h.
8417 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
8418 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
8419 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
8420 (register_callback): check lack of callbacks for
8421 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
8422 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
8423 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
8424 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
8425 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
8426 dependency on plugin.h.
8427 (plugin.o): Added dependency on ggc.h...
8429 2009-05-26 Richard Guenther <rguenther@suse.de>
8433 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
8434 with mismatched comparison modes.
8436 * expr.c (expand_expr_real_1): Expand the operand of a
8437 VIEW_CONVERT_EXPR in its natural mode.
8439 2009-05-26 Ian Lance Taylor <iant@google.com>
8441 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
8442 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
8443 (ALL_COMPILERFLAGS): Define.
8444 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
8445 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
8446 (collect2$(exeext), collect2.o): Likewise.
8447 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
8448 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
8449 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
8450 (libbackend.o, intl.o, cppdefault.o): Likewise.
8451 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
8452 (build/%.o): Use $(COMPILER_FOR_BUILD).
8453 (build/gen%$(build_exeext)): Likewise.
8454 (build/gcov-iov$(build_exeext)): LIkewise.
8455 * config/t-darwin (darwin.o): Use $(COMPILER).
8456 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
8457 * config/t-sol2 (sol2-c.o): Likewise.
8459 * config/t-vxworks (vxworks.o): Likewise.
8460 * config/x-darwin (host-darwin.o): Likewise.
8461 * config/x-hpux (host-hpux.o): Likewise.
8462 * config/x-linux (host-linux.o): Likewise.
8463 * config/x-solaris (host-solaris.o): Likewise.
8464 * config/alpha/x-alpha (driver-alpha.o): Likewise.
8465 * config/arm/t-arm (arm-c.o): Likewise.
8466 * config/arm/t-pe (pe.o): Likewise.
8467 * config/arm/t-wince-pe (pe.o): Likewise.
8468 * config/i386/t-cygming (winnt.o): Likewise.
8469 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
8470 * config/i386/t-cygwin (cygwin1.o): Likewise.
8471 (cygwin2.o): Likewise.
8472 * config/i386/t-i386 (i386-c.o): Likewise.
8473 * config/i386/t-interix (winnt.o): Likewise.
8474 * config/i386/t-netware (netware.o): Likewise.
8475 * config/i386/t-nwld (nwld.o): Likewise.
8476 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
8477 * config/i386/x-i386 (driver-i386.o): Likewise.
8478 * config/i386/x-cygwin (host-cygwin.o): Likewise.
8479 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
8480 * config/ia64/t-ia64 (ia64-c.o): Likewise.
8481 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
8482 * config/mips/x-native (driver-native.o): Likewise.
8483 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
8484 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
8485 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
8486 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
8487 * config/score/t-score-elf (score7.o): Likewise.
8488 (score3.o): Likewise.
8489 * config/sh/t-sh (sh-c.o): Likewise.
8490 * config/sh/t-symbian (sh-c.o): Likewise.
8491 (symbian.o): Likewise.
8492 * config/spu/t-spu-elf (spu-c.o): Likewise.
8493 * config/v850/t-v850 (v850-c.o): Likewise.
8494 * config/v850/t-v850e (v850-c.o): Likewise.
8496 2009-05-26 Richard Guenther <rguenther@suse.de>
8498 PR tree-optimization/40122
8499 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
8500 VECTOR_CSTs if possible.
8501 (fold_gimple_assign): Likewise.
8503 2009-05-26 Richard Guenther <rguenther@suse.de>
8506 * fold-const.c (fold_binary): Use the correct types for building
8509 2009-05-26 Richard Guenther <rguenther@suse.de>
8511 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
8512 redundant calls to merge_alias_info.
8513 (bump_vector_ptr): Likewise.
8514 * tree-ssa-copy.c (merge_alias_info): Remove.
8515 (replace_exp_1): Remove call to merge_alias_info.
8516 (propagate_tree_value): Likewise.
8517 (fini_copy_prop): Propagate points-to info.
8518 * tree-flow.h (merge_alias_info): Remove.
8520 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
8522 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
8524 2009-05-25 Jan Hubicka <jh@suse.cz>
8526 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
8527 * cgraph.h (struct inline_summary): New filed self_wize,
8528 size_inlining_benefit, self_time and time_inlining_benefit.
8529 (struct cgraph_global_info): Replace insns by time ans size fields.
8530 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
8531 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
8532 (ipcp_update_callgraph): Do not touch function bodies.
8533 * ipa-inline.c: Include except.h
8534 (MAX_TIME): New constant.
8535 (overall_insns): Remove.
8537 (overall_size, max_benefit): New static variables.
8538 (cgraph_estimate_time_after_inlining): New function.
8539 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
8540 (cgraph_clone_inlined_nodes): Update size.
8541 (cgraph_mark_inline_edge): Update size.
8542 (cgraph_estimate_growth): Use size info.
8543 (cgraph_check_inline_limits): Check size.
8544 (cgraph_default_inline_p): Likewise.
8545 (cgraph_edge_badness): Compute badness based on benefit and size cost.
8546 (cgraph_decide_recursive_inlining): Check size.
8547 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
8549 (cgraph_decide_inlining): Likewise.
8550 (cgraph_decide_inlining_incrementally): Likewise; honor
8551 PARAM_EARLY_INLINING_INSNS.
8552 (likely_eliminated_by_inlining_p): New predicate.
8553 (estimate_function_body_sizes): New function.
8554 (compute_inline_parameters): Use it.
8555 * except.c (must_not_throw_labels): New function.
8556 * except.h (must_not_throw_labels): Declare.
8557 * tree-inline.c (init_inline_once): Kill inlining_weigths
8558 * tree-ssa-structalias.c: Avoid uninitialized warning.
8559 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
8560 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
8561 (PARAM_INLINE_CALL_COST): Remove.
8562 (PARAM_EARLY_INLINING_INSNS): New.
8564 2009-05-25 Richard Guenther <rguenther@suse.de>
8566 PR tree-optimization/36327
8567 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
8568 callback for reference translation or lookup at the point of may-defs.
8569 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
8570 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
8571 for union COMPONENT_REFs.
8572 (vn_reference_lookup_3): New callback. Lookup from memset
8573 and CONSTRUCTOR assignment, translate through struct copies.
8574 (vn_reference_lookup_pieces): Make sure to not free the
8575 passed operands array. Adjust walk_non_aliased_vuses call.
8576 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
8577 make sure we do not leak memory.
8579 2009-05-25 Richard Guenther <rguenther@suse.de>
8581 * tree-ssa-alias.h (dump_points_to_solution): Declare.
8582 * tree-inline.c (expand_call_inline): Reset the escaped and
8584 * tree-ssa-structalias.c (pass_build_ealias): New.
8585 * tree-pass.h (pass_build_ealias): Declare.
8586 * passes.c (init_optimization_passes): Add PTA during
8587 early optimizations.
8588 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
8589 and CALLUSED solutions.
8590 (dump_points_to_solution): New function, split out from ...
8591 (dump_points_to_info_for): ... here.
8592 * tree-parloops.c (parallelize_loops): Reset the escaped and
8595 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8598 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
8599 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
8601 2009-05-25 Ira Rosen <irar@il.ibm.com>
8603 PR tree-optimization/40238
8604 * tree-vect-stmts.c (vect_init_vector): Insert initialization
8605 statements after basic block's labels.
8606 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
8607 to free the allocated memory.
8609 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
8611 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
8612 return address with a USE.
8614 2009-05-24 Richard Guenther <rguenther@suse.de>
8617 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
8618 array type from the main variant of the inner type.
8620 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
8622 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
8623 definition to bool (from int) to un-break build.
8624 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
8626 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
8628 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
8629 discard_stmt_changes): Delete.
8630 * tree-ssa-operands.c (scb_stack): Delete.
8631 (init_ssa_operands): Do not initialize it.
8632 (fini_ssa_operands): Do not free it.
8633 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
8635 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
8636 update_stmt, remove the others. Fix comments.
8637 * tree-dfa.c (optimize_stack_restore): Likewise.
8638 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
8639 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
8640 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
8641 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
8643 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
8644 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
8645 (dom_opt_finalize_block): Likewise, adjusting access to
8647 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
8648 (stmts_to_rescan): Change item type to gimple.
8649 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
8651 2009-05-24 Ira Rosen <irar@il.ibm.com>
8653 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
8654 * tree-pass.h (pass_slp_vectorize): New pass.
8655 * params.h (SLP_MAX_INSNS_IN_BB): Define.
8656 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
8657 * tree-vectorizer.c (timevar.h): Include.
8658 (user_vect_verbosity_level): Declare.
8659 (vect_location): Fix comment.
8660 (vect_set_verbosity_level): Update user_vect_verbosity_level
8661 instead of vect_verbosity_level.
8662 (vect_set_dump_settings): Add an argument. Ignore user defined
8663 verbosity if dump flags require higher level of verbosity. Print to
8664 stderr only for loop vectorization.
8665 (vectorize_loops): Update call to vect_set_dump_settings.
8666 (execute_vect_slp): New function.
8667 (gate_vect_slp): Likewise.
8668 (struct gimple_opt_pass pass_slp_vectorize): New.
8669 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
8671 (vec_info_for_bb): New function.
8672 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
8673 (VECTORIZATION_ENABLED): New macro.
8674 (SLP_ENABLED, SLP_DISABLED): Likewise.
8675 (vect_is_simple_use): Add bb_vec_info argument.
8676 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
8677 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
8678 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
8679 vect_schedule_slp, vect_analyze_slp): Likewise.
8680 (vect_analyze_stmt): Add slp_tree argument.
8681 (find_bb_location): Declare.
8682 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
8683 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
8684 (vect_analyze_loop_operations, vect_analyze_loop,
8685 get_initial_def_for_induction, vect_create_epilog_for_reduction,
8686 vect_finalize_reduction, vectorizable_reduction,
8687 vectorizable_live_operation, vect_transform_loop): Likewise.
8688 * tree-data-ref.c (dr_analyze_innermost): Update comment,
8689 skip evolution analysis if analyzing a basic block.
8690 (dr_analyze_indices): Likewise.
8691 (initialize_data_dependence_relation): Skip the test whether the
8692 object is invariant for basic blocks.
8693 (compute_all_dependences): Skip dependence analysis for data
8694 references in basic blocks.
8695 (find_data_references_in_stmt): Don't fail in case of invariant
8696 access in basic block.
8697 (find_data_references_in_bb): New function.
8698 (find_data_references_in_loop): Move code to
8699 find_data_references_in_bb and add a call to it.
8700 (compute_data_dependences_for_bb): New function.
8701 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
8702 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
8704 (vect_analyze_data_ref_dependence): Check for interleaving in case of
8705 unknown dependence in basic block and fail in case of dependence in
8707 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
8708 dependence instances from either loop or basic block vectorization
8710 (vect_compute_data_ref_alignment): Check if it is loop vectorization
8711 before calling nested_in_vect_loop_p.
8712 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
8713 dependence instances from either loop or basic block vectorization
8715 (vect_verify_datarefs_alignment): Likewise.
8716 (vect_enhance_data_refs_alignment): Adjust function calls.
8717 (vect_analyze_data_refs_alignment): Likewise.
8718 (vect_analyze_group_access): Fix printing. Skip different checks if
8719 DR_STEP is 0. Keep strided stores either in loop or basic block
8720 vectorization data structure. Fix indentation.
8721 (vect_analyze_data_ref_access): Fix comments, allow zero step in
8723 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
8724 dependence instances from either loop or basic block vectorization
8726 (vect_analyze_data_refs): Update comment. Call
8727 compute_data_dependences_for_bb to analyze basic blocks.
8728 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
8729 case of loop vectorization. In case of basic block vectorization use
8730 data-ref itself as a base.
8731 (vect_create_data_ref_ptr): In case of basic block vectorization:
8732 don't advance the pointer, add new statements before the current
8733 statement. Adjust function calls.
8734 (vect_supportable_dr_alignment): Support only aligned accesses in
8735 basic block vectorization.
8736 * common.opt (ftree-slp-vectorize): New flag.
8737 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
8738 (vect_pattern_recog_1): Likewise.
8739 * tree-vect-stmts.c (process_use): Likewise.
8740 (vect_init_vector): Add new statements in the beginning of the basic
8741 block in case of basic block SLP.
8742 (vect_get_vec_def_for_operand): Adjust function calls.
8743 (vect_finish_stmt_generation): Likewise.
8744 (vectorizable_call): Add assert that it is loop vectorization, adjust
8746 (vectorizable_conversion, vectorizable_assignment): Likewise.
8747 (vectorizable_operation): In case of basic block SLP, take
8748 vectorization factor from statement's type and skip the relevance
8749 check. Adjust function calls.
8750 (vectorizable_type_demotion): Add assert that it is loop
8751 vectorization, adjust function calls.
8752 (vectorizable_type_promotion): Likewise.
8753 (vectorizable_store): Check for outer loop only in case of loop
8754 vectorization. Adjust function calls. For basic blocks, skip the
8755 relevance check and don't advance pointers.
8756 (vectorizable_load): Likewise.
8757 (vectorizable_condition): Add assert that it is loop vectorization,
8758 adjust function calls.
8759 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
8760 that it is not reduction, get vector type, call only supported
8761 functions, skip loop specific parts.
8762 (vect_transform_stmt): Check for outer loop only in case of loop
8764 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
8765 (vect_is_simple_use): Fix comment, add new argument, fix conditions
8766 for external definition.
8767 * passes.c (pass_slp_vectorize): New pass.
8768 * tree-vect-slp.c (find_bb_location): New function.
8769 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
8770 check for patterns only in loops.
8771 (vect_build_slp_tree): Add argument, adjust function calls, fail in
8772 case of multiple types in basic block SLP.
8773 (vect_mark_slp_stmts_relevant): New function.
8774 (vect_supported_load_permutation_p): Fix comment.
8775 (vect_analyze_slp_instance): Add argument. In case of basic block
8776 SLP, take vectorization factor from statement's type, check that
8777 unrolling factor is 1. Adjust function call. Save SLP instance in
8778 either loop or basic block vectorization structure. Return FALSE,
8780 (vect_analyze_slp): Add argument. Get strided stores groups from
8781 either loop or basic block vectorization structure. Return FALSE
8782 if basic block SLP failed.
8783 (new_bb_vec_info): New function.
8784 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
8785 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
8786 (vect_schedule_slp): Add argument. Get SLP instances from either
8787 loop or basic block vectorization structure. Set vectorization factor
8788 to be 1 for basic block SLP.
8789 (vect_slp_transform_bb): New function.
8790 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
8792 2009-05-23 Mark Mitchell <mark@codesourcery.com>
8794 * final.c (shorten_branches): Do not align labels for jump tables.
8795 (final_scan_insn): Use JUMP_TABLE_DATA_P.
8797 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
8799 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
8800 Remove outdated reference to flow.c and fix nits.
8801 * doc/gccint.texi: Tweak RTL description.
8802 * doc/rtl.texi: Likewise.
8804 2009-05-23 Denis Chertykov <chertykov@gmail.com>
8806 * config/avr/avr.c: Change my email address.
8807 * config/avr/avr.h: Likewise.
8808 * config/avr/avr.md: Likewise.
8809 * config/avr/avr-protos.h: Likewise.
8810 * config/avr/libgcc.S: Likewise.
8812 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
8814 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
8815 (spu_split_load, spu_split_store): Change return type to int.
8816 (spu_split_convert): Declare.
8817 * config/spu/predicates.md (spu_mem_operand): Remove.
8818 (spu_mov_operand): Update.
8819 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
8820 * config/spu/spu.c (regno_aligned_for_load): Remove.
8821 (reg_aligned_for_addr, spu_expand_load): Define.
8822 (spu_expand_extv): Reimplement and handle MEM.
8823 (spu_expand_insv): Handle MEM.
8824 (spu_sched_reorder): Handle insn's with length 0.
8825 (spu_legitimate_address_p): Reimplement.
8826 (store_with_one_insn_p): Return TRUE for any mode with size
8827 larger than 16 bytes.
8828 (address_needs_split): Define.
8829 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
8831 (spu_convert_move): Define.
8832 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
8833 (spu_split_store): Change all MEM's to TImode.
8834 (spu_init_expanders): Preallocate registers that correspond to
8835 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
8837 (spu_split_convert): Define.
8838 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
8839 (_move<mode>, _movdi, _movti): Update predicate and condition.
8840 (load, store): Change to define_split.
8841 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
8843 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
8844 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
8845 define_insn_and_split of lshr<mode>3.
8846 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
8847 (<v>ashr<mode>3_imm): Define.
8848 (extv, extzv, insv): Allow MEM operands.
8849 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
8850 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
8851 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
8852 (_spu_convert2): Change to define_insn_and_split and remove the
8853 corresponding define_peephole2.
8854 (stack_protect_set, stack_protect_test, stack_protect_test_si):
8855 Change predicates to memory_operand.
8857 2009-05-22 Mark Mitchell <mark@codesourcery.com>
8859 * config/arm/thumb2.md: Add 16-bit multiply instructions.
8861 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
8863 PR tree-optimization/40219
8864 * tree.c (iterative_hash_expr): Make sure the builtin function is
8865 a normal builtin function and not a front end or back end builtin
8866 before indexing into the built_in_decls array.
8868 2009-05-22 Richard Guenther <rguenther@suse.de>
8871 * alias.c (write_dependence_p): Do not use TBAA for answering
8872 anti-dependence or output-dependence.
8873 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
8874 (emit_pointer_definition): Remove.
8875 (emit_alias_warning): Likewise.
8876 (find_what_var_points_to): Remove TBAA pruning code.
8877 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
8879 (compute_points_to_sets): Remove code computing the set of
8880 dereferenced pointers.
8881 * tree-data-ref.c (dr_may_alias_p): Properly use the split
8882 oracle for querying anti and output dependencies.
8883 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
8884 if TBAA may be applied.
8885 (refs_anti_dependent_p): New function.
8886 (refs_output_dependent_p): Likewise.
8887 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
8888 (refs_output_dependent_p): Likewise.
8889 * doc/tree-ssa.texi (Memory model): New section.
8890 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
8891 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
8892 * cfgexpand.c (expand_gimple_basic_block): Do not handle
8893 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
8894 * expr.c (expand_expr_real_1): Likewise.
8895 * gimple-low.c (lower_stmt): Likewise.
8896 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
8897 (dump_gimple_cdt): Remove.
8898 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
8899 (gimple_size): Likewise.
8900 (walk_gimple_op): Likewise.
8901 (is_gimple_stmt): Likewise.
8902 (walk_stmt_load_store_addr_ops): Likewise.
8903 (gimple_build_cdt): Remove.
8904 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
8905 * gimple.h (gimple_cdt_new_type): Remove.
8906 (gimple_cdt_new_type_ptr): Likewise.
8907 (gimple_cdt_set_new_type): Likewise.
8908 (gimple_cdt_location): Likewise.
8909 (gimple_cdt_location_ptr): Likewise.
8910 (gimple_cdt_set_location): Likewise.
8911 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
8912 * tree-cfg.c (remove_useless_stmts_1): Do not handle
8913 GIMPLE_CHANGE_DYNAMIC_TYPE.
8914 (verify_types_in_gimple_stmt): Likewise.
8915 * tree-inline.c (estimate_num_insns): Likewise.
8916 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
8917 (copy_decl_to_var): Likewise.
8918 (copy_result_decl_to_var): Likewise.
8919 * tree-pretty-print.c (dump_generic_node): Do not handle
8920 CHANGE_DYNAMIC_TYPE_EXPR.
8921 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
8922 * tree-ssa-operands.c (get_expr_operands): Likewise.
8923 * tree-ssa-structalias.c (struct variable_info): Remove
8924 no_tbaa_pruning member.
8925 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
8926 (unify_nodes): Do not copy it.
8927 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
8928 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
8929 (set_uids_in_ptset): Do not check it.
8930 (find_what_var_points_to): Likewise.
8931 (compute_tbaa_pruning): Remove.
8932 (compute_points_to_sets): Do not call it.
8933 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
8934 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
8935 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
8936 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
8937 (DECL_NO_TBAA_P): Likewise.
8938 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
8939 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
8940 (expand_omp_atomic_pipeline): Do not set it.
8941 * print-tree.c (print_node): Do not dump it.
8942 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
8945 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
8948 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
8951 2009-05-22 Mark Mitchell <mark@codesourcery.com>
8953 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
8956 2009-05-22 Ben Elliston <bje@au.ibm.com>
8958 * Makefile.in (bversion.h, s-bversion): New targets.
8959 (TOPLEV_H): Add bversion.h.
8960 * toplev.h: Include "bversion.h".
8961 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
8962 the __format__ attribute only if compiling with the same version
8963 of GCC as the sources (the "build version").
8965 2009-05-22 Ben Elliston <bje@au.ibm.com>
8967 * c-format.c (handle_format_attribute): Fix comment typo.
8969 2009-05-21 Steve Ellcey <sje@cup.hp.com>
8972 * config/ia64/ia64.opt (mfused-madd): New.
8973 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
8974 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
8975 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
8976 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
8977 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
8978 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
8979 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
8980 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
8981 instruction if !TARGET_FUSED_MADD.
8982 (fpma, fpms): Remove colon from name.
8984 2009-05-22 Richard Guenther <rguenther@suse.de>
8986 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
8987 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
8988 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
8990 (create_expression_by_pieces): Only convert if necessary.
8991 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
8992 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
8994 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
8996 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
8997 regular pattern from a template and rename it ...
8998 (*extzv_truncsi_exts): ... to this.
9000 2009-05-21 Richard Guenther <rguenther@suse.de>
9002 * cgraph.h (struct cgraph_node): Remove inline_decl member.
9003 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
9004 (cgraph_default_inline_p): Likewise.
9005 (cgraph_decide_inlining_incrementally): Likewise.
9007 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
9008 Uros Bizjak <ubizjak@gmail.com>
9010 * config/i386/cpuid.h (bit_MOVBE): New.
9012 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
9014 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
9015 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
9016 (ix86_handle_option): Handle OPT_mmovbe.
9017 (ix86_target_string): Add -mmovbe.
9018 (pta_flags): Add PTA_MOVBE.
9019 (processor_alias_table): Add PTA_MOVBE to "atom".
9020 (override_options): Handle PTA_MOVBE.
9022 * config/i386/i386.h (TARGET_MOVBE): New.
9024 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
9025 (*bswapsi_movbe): New.
9026 (*bswapdi_movbe): Likewise.
9027 (bswapdi2): Renamed to ...
9029 (bswapdi2): New expander.
9031 * config/i386/i386.opt (mmovbe): New.
9033 * doc/invoke.texi: Document -mmovbe.
9035 2009-05-21 Taras Glek <tglek@mozilla.com>
9037 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
9038 * gcc-plugin.h (plugin_init): Updated signature.
9039 * gcc-plugin.h (plugin_name_args): Moved to this header.
9040 * doc/plugins.texi (plugin_init): Updated documention to reflect
9042 * doc/plugins.texi (plugin_name_args): Added to documention.
9044 2009-05-21 Mark Mitchell <mark@codesourcery.com>
9046 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
9047 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
9049 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
9051 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
9052 JUMP_TABLE_DATA_P predicates where applicable.
9053 * config/i386/predicates.md: Ditto.
9054 * config/i386/sse.md: Ditto.
9056 2009-05-21 Jakub Jelinek <jakub@redhat.com>
9058 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
9059 operand2 -128 override length_immediate attribute to 1.
9060 * config/i386/predicates.md (constm128_operand): New predicate.
9062 * config/i386/i386.c (memory_address_length): Handle %r12
9063 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
9065 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
9066 mode look through optional ZERO_EXTEND and SUBREG.
9067 * config/i386/i386.md (R12_REG): New define_constant.
9068 (prefix_data16): For sse unit set also for MODE_TI insns.
9069 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
9070 insns set if operand 1 is ext_QIreg_operand.
9071 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
9072 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
9074 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
9075 mode from MODE_DI to MODE_SI.
9076 (movdi_1_rex64): Override modrm and length_immediate attributes
9077 only for movabs (TYPE_IMOV, alternative 2).
9078 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
9079 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
9080 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
9081 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
9082 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
9083 prefix_rex attribute if DImode.
9084 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
9085 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
9086 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
9087 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
9088 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
9089 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
9090 Likewise. For TYPE_IMOV clear length_immediate attribute.
9091 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
9092 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
9093 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
9094 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
9095 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
9096 or one operand TYPE_ISHIFT.
9097 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
9098 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
9099 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
9100 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
9101 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
9102 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
9103 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
9104 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
9105 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
9106 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
9107 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
9108 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
9109 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
9110 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
9111 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
9112 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
9113 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
9114 set mode attribute, don't override length attribute.
9115 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
9117 (return_internal_long): Set length attribute to 2 instead of 1.
9118 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
9119 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
9120 prefix_rex attribute.
9121 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
9123 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
9125 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9127 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
9129 2009-05-20 Ian Lance Taylor <iant@google.com>
9131 * tree.c (build_tree_list_vec_stat): New function.
9132 (ctor_to_vec): New function.
9133 (build_nt_call_vec): New function.
9134 (build_call_array): Change args to be a const pointer.
9135 (build_call_vec): New function.
9136 * tree.h (build_nt_call_vec): Declare.
9137 (build_tree_list_vec_stat): Declare.
9138 (build_tree_list_vec): Define.
9139 (build_call_array): Update declaration.
9140 (build_call_vec): Declare.
9141 (ctor_to_vec): Declare.
9142 * c-common.c (tree_vector_cache): New static variable.
9143 (make_tree_vector): New function.
9144 (release_tree_vector): New function.
9145 (make_tree_vector_single): New function.
9146 (make_tree_vector_copy): New function.
9147 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
9148 (make_tree_vector_single, make_tree_vector_copy): Declare.
9149 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
9150 (c_parser_expr_list): Don't manage cache here, instead call
9152 (c_parser_release_expr_list): Remove static function.
9153 (c_parser_vec_to_tree_list): Remove static function.
9154 (c_parser_attributes): Call build_tree_list_vec instead of
9155 c_parser_vec_to_tree_list. Call release_tree_vector instead of
9156 c_parser_release_expr_list.
9157 (c_parser_postfix_expression_after_primary): Likewise.
9158 (c_parser_objc_keywordexpr): Likewise.
9160 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
9162 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
9163 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
9164 TARGET_CONVERT_TO_TYPE.
9165 * hooks.c (hook_tree_const_tree_null): Define.
9166 * hooks.h (hook_tree_const_tree_null): Declare.
9167 * target.h (struct gcc_target): Add invalid_parameter_type,
9168 invalid_return_type, promoted_type, and convert_to_type fields.
9169 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
9170 (TARGET_INVALID_RETURN_TYPE): Define.
9171 (TARGET_PROMOTED_TYPE): Define.
9172 (TARGET_CONVERT_TO_TYPE): Define.
9173 (TARGET_INITIALIZER): Update for new fields.
9174 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
9175 (grokparms): Check targetm.invalid_parameter_type.
9176 * c-typeck.c (default_conversion): Check targetm.promoted_type.
9177 * c-convert.c (convert): Check targetm.convert_to_type.
9179 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
9181 * config/mips/mips.md (*extenddi_truncate<mode>,
9182 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
9184 (*extendhi_truncateqi): New define_insn_and_sptit.
9186 2009-05-20 Jakub Jelinek <jakub@redhat.com>
9189 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
9190 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
9192 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
9194 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
9195 the operand of VIEW_CONVERT_EXPR.
9197 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
9199 * config/i386/driver-i386.c (host_detect_local_cpu): Check
9200 extended family and model for Intel processors. Support Intel Atom.
9202 2009-05-20 Olivier Hainque <hainque@adacore.com>
9204 * gstab.h (stab_code_type): Define, to be used instead of the
9205 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
9207 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
9208 occurrences by stab_code_type.
9209 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
9211 2009-05-20 Martin Jambor <mjambor@suse.cz>
9213 * tree-flow.h (insert_edge_copies_seq): Undeclare.
9214 (sra_insert_before): Likewise.
9215 (sra_insert_after): Likewise.
9216 (sra_init_cache): Likewise.
9217 (sra_type_can_be_decomposed_p): Likewise.
9218 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
9219 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
9220 (sra_insert_before): Likewise.
9221 (sra_insert_after): Likewise.
9222 (sra_init_cache): Likewise.
9223 (insert_edge_copies_seq): Made static and moved upwards.
9225 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
9228 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
9230 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
9231 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
9234 2009-05-20 Richard Guenther <rguenther@suse.de>
9236 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
9237 with mismatched comparison modes.
9239 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9241 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
9242 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
9243 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
9244 with shifts for Thumb2.
9245 (orsi_notsi): New for orn.
9246 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
9247 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
9248 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
9249 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
9250 Don't invert remainder for IOR.
9252 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
9254 PR tree-optimization/40087
9255 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
9256 number_of_iterations_ne): Rename never_infinite argument.
9257 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
9258 number_of_iterations_le): Handle pointer-type ivs when
9259 exit_must_be_taken is false.
9260 (number_of_iterations_cond): Do not always assume that
9261 exit_must_be_taken if the control variable is a pointer.
9263 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
9265 * c-typeck.c (build_binary_op): Allow % on integal vectors.
9266 * doc/extend.texi (Vector Extension): Document that % is allowed too.
9268 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
9270 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
9271 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
9273 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
9276 * c.opt (Wlogical-op): Disabled by default.
9277 * c-opt (c_common_post_options): Do not enable Wlogical-op with
9279 * doc/invoke.texi (Wlogical-op): Likewise.
9281 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
9283 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
9285 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
9286 Propagate the type of the first operand.
9287 <ASSERT_EXPR>: Simplify.
9288 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
9289 Rewrite using the RHS code as discriminant.
9290 <NOP_EXPR>: Turn into CASE_CONVERT.
9291 <PLUS_EXPR>: Propagate the type of the first operand.
9293 2009-05-19 Steve Ellcey <sje@cup.hp.com>
9295 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
9296 (ia64_dconst_0_375): New.
9297 * config/ia64/ia64.c (ia64_override_options): Remove
9298 -minline-sqrt-min-latency warning.
9299 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
9300 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
9301 * config/ia64/ia64.md (*sqrt_approx): Remove.
9302 (sqrtsf2): Remove #if 0.
9303 (sqrtsf2_internal_thr): Rewrite and move to div.md.
9304 (sqrtdf): Remove assert.
9305 (sqrtdf2_internal_thr): Rewrite and move to div.md.
9306 (sqrtxf2): Remove #if 0.
9307 (sqrtxf2_internal_thr): Rewrite and move to div.md.
9308 * div.md (sqrt_approx_rf): New.
9309 (sqrtsf2_internal_thr): New implementation.
9310 (sqrtsf2_internal_lat): New.
9311 (sqrtdf2_internal_thr: New implementation.
9312 (sqrtxf2_internal): New implementation.
9314 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
9315 Hans-Peter Nilsson <hp@axis.com>
9317 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
9318 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
9319 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
9320 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
9321 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
9322 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
9323 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
9324 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
9325 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
9326 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
9327 * c-common.c: ...from here.
9329 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
9331 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
9333 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9335 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
9337 2009-05-19 Ben Elliston <bje@au.ibm.com>
9339 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
9340 assignments with memcpy calls.
9341 (add_fdes): Likewise.
9342 (binary_search_unencoded_fdes): Likewise.
9343 (linear_search_fdes): Eliminate type puns.
9345 2009-05-19 Richard Guenther <rguenther@suse.de>
9347 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
9348 not falsely claim to have propagated into all uses.
9350 2009-05-19 Ben Elliston <bje@au.ibm.com>
9352 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
9355 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
9357 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
9358 * config/sh/sh.c (sh_legitimate_address_p): Make static.
9359 (TARGET_LEGITIMATE_ADDRESS_P): New.
9360 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9361 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
9363 2009-05-18 Dodji Seketeli <dodji@redhat.com>
9366 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
9367 child of the containing namespace's DIE.
9369 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
9371 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
9372 *zero_extendhi_truncqi): Move after the zero_extend patterns.
9373 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
9376 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
9379 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
9380 gen_align with gen_pad.
9381 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
9382 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
9384 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
9385 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
9387 * config/i386/i386.md (align): Renamed to ...
9388 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
9389 ASM_OUTPUT_MAX_SKIP_PAD.
9391 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
9393 * config.gcc: Fix variable syntax.
9396 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
9397 before calling exact_log2.
9398 (output_iorsi3): Likewise.
9399 (output_xorsi3): Likewise.
9401 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
9403 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
9404 for the none zero constant operand except for EQ and NE
9405 comprisons even when the first operand is R0.
9407 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
9409 * config/s390/2064.md: Remove trailing whitespaces.
9410 * config/s390/2084.md: Likewise.
9411 * config/s390/constraints.md: Likewise.
9412 * config/s390/fixdfdi.h: Likewise.
9413 * config/s390/libgcc-glibc.ver: Likewise.
9414 * config/s390/s390-modes.def: Likewise.
9415 * config/s390/s390-protos.h: Likewise.
9416 * config/s390/s390.c: Likewise.
9417 * config/s390/s390.h: Likewise.
9418 * config/s390/s390.md: Likewise.
9419 * config/s390/tpf-unwind.h: Likewise.
9421 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
9423 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
9425 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
9428 * configure.ac (m68k-*-*): Check if binutils support TLS.
9429 * configure: Regenerate.
9430 * config/m68k/predicates.md (symbolic_operand): Extend comment.
9431 * config/m68k/constraints.md (Cu): New constraint.
9432 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
9433 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
9434 (movsi): Handle TLS symbols.
9435 (addsi3_5200): Handle XTLS symbols, indent.
9436 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
9437 (m68k_tls_reference_p): Declare.
9438 (m68k_legitimize_address): Declare.
9439 (m68k_unwrap_symbol): Declare.
9440 * config/m68k/m68k.opt (mxtls): New option.
9441 * config/m68k/m68k.c (ggc.h): Include.
9442 (m68k_output_dwarf_dtprel): Implement hook.
9443 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
9444 (m68k_expand_prologue): Load GOT pointer when function needs it.
9445 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
9446 (m68k_legitimate_constant_address_p): Same.
9447 (m68k_decompose_address): Handle TLS references.
9448 (m68k_get_gp): New static function.
9449 (enum m68k_reloc): New contants.
9450 (TLS_RELOC_P): New macro.
9451 (m68k_wrap_symbol): New static function.
9452 (m68k_unwrap_symbol): New function.
9453 (m68k_final_prescan_insn_1): New static function.
9454 (m68k_final_prescan_insn): New function.
9455 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
9457 (legitimize_pic_address): Handle TLS references..
9458 (m68k_tls_get_addr, m68k_get_tls_get_addr)
9459 (m68k_libcall_value_in_a0_p)
9460 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
9461 (m68k_call_m68k_read_tp): Helper variables and functions for ...
9462 (m68k_legitimize_tls_address): Handle TLS references.
9463 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
9465 (m68k_legitimize_address): Handle TLS symbols.
9466 (m68k_get_reloc_decoration): New static function.
9467 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
9469 (m68k_output_dwarf_dtprel): Implement hook.
9470 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
9471 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
9472 m68k_call_* routines.
9473 (sched_attr_op_type): Handle TLS symbols.
9474 (gt-m68k.h): Include.
9475 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
9476 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
9478 2009-05-18 Martin Jambor <mjambor@suse.cz>
9480 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
9481 (visit_store_addr_for_mod_analysis): New function.
9482 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
9483 (determine_cst_member_ptr): Use gimple_assign_single_p.
9484 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
9485 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
9486 operands. Don't check number of operands of a NOP_EXPR.
9488 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
9490 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
9492 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
9495 * c-common.c (warn_logical_operator): Don't warn if one of
9496 expression isn't always true or false.
9498 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
9500 * config/i386/biarch32.h: New file.
9501 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
9503 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
9505 * config/mips/mips.md (*zero_extend<mode>_trunchi,
9506 *zero_extend<mode>_truncqi): Merge these into ...
9507 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
9508 Name the pattern following this as *zero_extendhi_truncqi.
9510 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
9513 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
9514 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
9515 (output_info): Make field HOST_WIDEST_INT.
9516 (print_statistics): Use HOST_WIDEST_INT_PRINT.
9517 (dump_bitmat_statistics): Same.
9519 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
9521 * config.gcc (use_gcc_stdint): Set to wrap.
9522 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
9523 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
9524 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
9525 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
9526 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
9527 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
9528 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
9529 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
9531 2009-05-16 Joseph Myers <joseph@codesourcery.com>
9533 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
9535 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
9536 Move definitions earlier.
9537 (OPT_ARCH64, OPT_ARCH32): Define.
9538 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
9541 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
9544 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
9547 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
9549 * arm.md (movdi2): Copy non-reg values to DImode registers.
9551 2009-05-16 Jakub Jelinek <jakub@redhat.com>
9554 * final.c (label_to_max_skip): New function.
9555 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
9556 CODE_LABEL_NUMBER <= max_labelno.
9557 * output.h (label_to_max_skip): New prototype.
9558 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
9559 (ix86_avoid_jump_mispredicts): ... this. Don't define if
9560 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
9561 Handle CODE_LABELs with >= 16 byte alignment or with
9562 max_skip == (1 << align) - 1.
9563 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
9564 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
9567 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
9568 .p2align 3 if MAX_SKIP is smaller than 7.
9569 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
9571 2009-05-15 Ian Lance Taylor <iant@google.com>
9573 * alias.c (struct alias_set_entry_d): Rename from struct
9574 alias_set_entry. Change all uses.
9575 * except.c (struct call_site_record_d): Rename from struct
9576 call_site_record. Change all uses.
9577 * except.h (struct eh_region_d): Rename from struct eh_region.
9579 * gcse.c (struct hash_table_d): Rename from struct hash_table.
9581 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
9582 ivtype_map_elt. Change all uses.
9583 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
9585 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
9586 * graphite.h (struct name_tree_d): Rename from struct name_tree.
9588 (struct sese_d): Rename from struct sese. Change all uses.
9589 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
9590 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
9591 * optabs.h (struct optab_d): Rename from struct optab. Change all
9593 (struct convert_optab_d): Rename from struct convert_optab.
9595 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
9596 ipa_opt_pass. Change all uses.
9597 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
9600 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
9601 defined as a typedef.
9602 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
9605 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
9608 * fold-const.c (make_range,build_range_check,merge_ranges): Move
9610 (merge_ranges): Returns bool.
9611 * tree.h (make_range): .. to here.
9612 (build_range_check): Likewise.
9613 (merge_ranges): Likewise. Renamed from merge_ranges.
9614 * c-typeck.c (parser_build_binary_op): Update calls to
9615 warn_logical_operator.
9616 * c-common.c (warn_logical_operator): Add new warning.
9617 * c-common.h (warn_logical_operator): Update declaration.
9619 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
9621 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
9623 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9625 * doc/install.texi: Document MPC requirements, flags etc.
9627 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
9628 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
9629 Evaluate constant arguments.
9630 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
9631 (fold_builtin_1): Likewise, also evaluate constant arguments.
9632 Remove superfluous break.
9633 (do_mpc_ckconv): New.
9634 * real.h: Include mpc.h.
9635 * toplev.c (print_version): Output MPC version info if available.
9637 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9639 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
9641 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
9643 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
9646 2009-05-15 Jan Hubicka <jh@suse.cz>
9648 * doc/invoke.texi (max-early-inliner-iterations): New flag.
9649 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
9650 (try_inline): Fix return value.
9651 (cgraph_decide_inlining_incrementally): Honor new value.
9652 (cgraph_early_inlining): Handle indirect inlining.
9653 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
9655 2009-05-15 Jan Hubicka <jh@suse.cz>
9657 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
9658 * cgraphunit.c (cgraph_finalize_function): Set it.
9659 (cgraph_expand_function): Use it.
9661 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9663 * real.c (encode_ieee_half): Define.
9664 (decode_ieee_half): Define.
9665 (ieee_half_format): Define.
9666 (arm_half_format): Define.
9667 * real.h (ieee_half_format): Declare.
9668 (arm_half_format): Declare.
9670 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9672 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
9673 swapped, and reversed optabs exist before trying to use them.
9675 2009-05-15 Paul Brook <paul@codesourcery.com>
9676 Sandra Loosemore <sandra@codesourcery.com>
9678 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
9679 loads. Allow PRE_DEC.
9680 (output_move_neon): Handle PRE_DEC.
9681 (arm_print_operand): Add 'A' for neon structure loads.
9682 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
9683 * config/arm/neon.md (neon_mov): Update comment.
9684 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
9686 (Um): New constraint.
9688 2009-05-15 Jan Hubicka <jh@suse.cz>
9690 Revert the following patch until testsuite fallout is fixed:
9691 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
9692 * cgraph.h (struct inline_summary): New filed self_wize,
9693 size_inlining_benefit, self_time and time_inlining_benefit.
9694 (struct cgraph_global_info): Replace insns by time ans size fields.
9695 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
9696 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
9697 (ipcp_update_callgraph): Do not touch function bodies.
9698 * ipa-inline.c: Include except.h
9699 (MAX_TIME): New constant.
9700 (overall_insns): Remove
9701 (overall_size, max_benefit): New static variables.
9702 (cgraph_estimate_time_after_inlining): New function.
9703 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
9704 (cgraph_clone_inlined_nodes): Update size.
9705 (cgraph_mark_inline_edge): Update size.
9706 (cgraph_estimate_growth): Use size info.
9707 (cgraph_check_inline_limits): Check size.
9708 (cgraph_default_inline_p): Likewise.
9709 (cgraph_edge_badness): Compute badness based on benefit and size cost.
9710 (cgraph_decide_recursive_inlining): Check size.
9711 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
9713 (cgraph_decide_inlining): Likewise.
9714 (cgraph_decide_inlining_incrementally): Likewise; honor
9715 PARAM_EARLY_INLINING_INSNS.
9716 (likely_eliminated_by_inlining_p): New predicate.
9717 (estimate_function_body_sizes): New function.
9718 (compute_inline_parameters): Use it.
9719 * except.c (must_not_throw_labels): New function.
9720 * except.h (must_not_throw_labels): Declare.
9721 * tree-inline.c (init_inline_once): Kill inlining_weigths
9722 * tree-ssa-structalias.c: Avoid uninitialized warning.
9723 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
9724 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
9725 (PARAM_INLINE_CALL_COST): Remove.
9726 (PARAM_EARLY_INLINING_INSNS): New.
9728 2009-05-15 Richard Guenther <rguenther@suse.de>
9730 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
9731 not TODO_update_ssa.
9733 2009-05-15 Richard Guenther <rguenther@suse.de>
9735 PR tree-optimization/39999
9736 * gimple.h (gimple_expr_type): Use the expression type looking
9737 through useless conversions.
9738 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
9739 (vn_nary_op_insert_stmt): Likewise.
9740 (simplify_binary_expression): Likewise.
9742 2009-05-15 Richard Guenther <rguenther@suse.de>
9744 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
9745 New options, enabled by default.
9746 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
9748 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
9749 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
9750 * tree-ssa-structalias.c (gate_tree_pta): New function.
9751 (pass_build_alias): Use it.
9753 2009-05-15 Joseph Myers <joseph@codesourcery.com>
9755 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
9756 recurse on an invariant address if a conversion from a pointer
9757 type to a wider integer type is involved.
9759 2009-05-15 Jan Hubicka <jh@suse.cz>
9761 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
9762 * cgraph.h (struct inline_summary): New filed self_wize,
9763 size_inlining_benefit, self_time and time_inlining_benefit.
9764 (struct cgraph_global_info): Replace insns by time ans size fields.
9765 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
9766 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
9767 (ipcp_update_callgraph): Do not touch function bodies.
9768 * ipa-inline.c: Include except.h
9769 (MAX_TIME): New constant.
9770 (overall_insns): Remove
9771 (overall_size, max_benefit): New static variables.
9772 (cgraph_estimate_time_after_inlining): New function.
9773 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
9774 (cgraph_clone_inlined_nodes): Update size.
9775 (cgraph_mark_inline_edge): Update size.
9776 (cgraph_estimate_growth): Use size info.
9777 (cgraph_check_inline_limits): Check size.
9778 (cgraph_default_inline_p): Likewise.
9779 (cgraph_edge_badness): Compute badness based on benefit and size cost.
9780 (cgraph_decide_recursive_inlining): Check size.
9781 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
9783 (cgraph_decide_inlining): Likewise.
9784 (cgraph_decide_inlining_incrementally): Likewise; honor
9785 PARAM_EARLY_INLINING_INSNS.
9786 (likely_eliminated_by_inlining_p): New predicate.
9787 (estimate_function_body_sizes): New function.
9788 (compute_inline_parameters): Use it.
9789 * except.c (must_not_throw_labels): New function.
9790 * except.h (must_not_throw_labels): Declare.
9791 * tree-inline.c (init_inline_once): Kill inlining_weigths
9792 * tree-ssa-structalias.c: Avoid uninitialized warning.
9793 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
9794 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
9795 (PARAM_INLINE_CALL_COST): Remove.
9796 (PARAM_EARLY_INLINING_INSNS): New.
9797 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
9798 (inline-call-cost): Remove.
9799 (early-inlining-insns): New.
9801 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
9803 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
9805 (print_int_cst_bounds_in_octal_p): Likewise.
9806 (dbxout_type): Adjust calls to above functions. Be prepared to deal
9808 * dwarf2out.c (base_type_die): Likewise.
9809 (is_subrange_type): Delete.
9810 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
9811 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
9812 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
9813 if the destination type is boolean.
9814 (build_range_check): Do not special-case subtypes.
9815 (fold_sign_changed_comparison): Likewise.
9816 (fold_unary): Likewise.
9817 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
9818 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
9819 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
9820 * tree.c (subrange_type_for_debug_p): New predicate based on the
9821 former is_subrange_type.
9822 * tree.h (subrange_type_for_debug_p): Declare.
9823 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
9824 (convert_affine_scev): Remove call to above function.
9825 (chrec_convert_aggressive): Likewise.
9826 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
9827 false for conversions involving subtypes.
9828 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
9829 (vrp_val_min): Likewise.
9830 (needs_overflow_infinity): Likewise.
9831 (extract_range_from_unary_expr): Likewise.
9833 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
9835 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
9836 * config/frv/frv.c: Likewise.
9837 * config/s390/s390.c: Likewise.
9838 * config/sparc/sparc.h: Likewise.
9839 * config/i386/i386.h: Likewise.
9840 * config/i386/i386.c: Likewise.
9841 * config/crx/crx.c: Likewise.
9842 * config/m68hc11/m68hc11.h: Likewise.
9843 * config/iq2000/iq2000.c: Likewise.
9844 * config/mn10300/mn10300.h: Likewise.
9845 * config/mn10300/mn10300.c: Likewise.
9846 * config/m68k/m68k.c: Likewise.
9847 * config/rs6000/rs6000.c: Likewise.
9848 * config/rs6000/xcoff.h: Likewise.
9849 * config/rs6000/linux64.h: Likewise.
9850 * config/rs6000/sysv4.h: Likewise.
9851 * config/score/score3.c: Likewise.
9852 * config/score/score7.c: Likewise.
9853 * config/score/score.c: Likewise.
9854 * config/arm/arm.md: Likewise.
9855 * config/mips/mips.c: Likewise.
9856 * config/mips/mips.md: Likewise.
9857 * config/bfin/bfin.h: Likewise.
9858 * config/pa/pa.c: Likewise.
9859 * config/pa/constraints.md: Likewise.
9861 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
9862 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
9863 * config/pdp11/pdp11.h: Use memory_address_p instead.
9865 2009-05-14 Ian Lance Taylor <iant@google.com>
9867 * passes.c (finish_optimization_passes): Change i to int.
9868 * plugin.c (plugins_active_p): Change event to int.
9869 (dump_active_plugins): Likewise.
9870 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
9872 * tree.c (tree_range_check_failed): Change c to unsigned int.
9873 (omp_clause_range_check_failed): Likewise.
9874 (build_common_builtin_nodes): Change mode to int. Add cast.
9875 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
9876 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
9878 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
9879 ++ or -- with a variable of enum type.
9881 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9884 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
9886 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9888 * store-motion.c: Do not include params.h
9889 * Makefile.in: Fix dependencies for various files.
9891 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9893 * auto-inc-dec.c: Fix pass description, remove apparent
9894 accidental duplication.
9896 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
9899 * ipa-utils.h (memory_identifier_string): Moved to ...
9900 * tree.h (memory_identifier_string): Here. Add GTY(()).
9902 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
9904 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
9905 in the former documentation of...
9906 (GO_IF_LEGITIMATE_ADDRESS): ... this.
9907 * ira-conflicts.c (get_dup_num): Use address_operand.
9908 * targhooks.c (default_legitimate_address_p): New.
9909 * targhooks.h (default_legitimate_address_p): New.
9910 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
9912 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
9913 * target.h (struct target): Add legitimate_address_p.
9914 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
9915 (TARGET_INITIALIZER): Include it.
9917 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9918 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
9919 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
9920 (TARGET_LEGITIMATE_ADDRESS_P): New.
9922 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9923 (REG_OK_STRICT_P): Delete.
9924 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
9925 (frv_legitimate_address_p_1): ... this.
9926 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
9927 (frv_legitimate_address_p_1): ... the renamed old
9928 frv_legitimate_address_p.
9929 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
9930 (TARGET_LEGITIMATE_ADDRESS_P): New.
9932 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9933 * config/s390/s390-protos.h (legitimate_address_p): Remove.
9934 * config/s390/s390.c (legitimate_address_p): Rename to...
9935 (s390_legitimate_address_p): ... this, make static.
9936 (legitimize_address): Adjust call.
9937 (TARGET_LEGITIMATE_ADDRESS_P): New.
9938 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
9940 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9941 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
9942 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
9943 (TARGET_LEGITIMATE_ADDRESS_P): New.
9945 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9946 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
9947 * config/spu/spu.c (spu_legitimate_address): Rename to...
9948 (spu_legitimate_address_p): ... this, make static.
9949 (TARGET_LEGITIMATE_ADDRESS_P): New.
9951 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9952 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
9953 * config/sparc/sparc.c (legitimate_address_p): Rename to...
9954 (sparc_legitimate_address_p): ... this, make static and return bool.
9955 (legitimize_address): Adjust call.
9956 (TARGET_LEGITIMATE_ADDRESS_P): New.
9958 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9959 * config/i386/i386-protos.h (legitimate_address_p): Remove.
9960 * config/i386/i386.c (legitimate_address_p): Rename to...
9961 (ix86_legitimate_address_p): ... this, make static.
9962 (constant_address_p): Move after it, adjust call.
9963 (TARGET_LEGITIMATE_ADDRESS_P): New.
9965 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9966 * config/avr/avr-protos.h (legitimate_address_p): Remove.
9967 * config/avr/avr.c (legitimate_address_p): Rename to...
9968 (avr_legitimate_address_p): ... this, make static.
9969 (legitimize_address): Adjust call.
9970 (TARGET_LEGITIMATE_ADDRESS_P): New.
9972 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9973 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
9974 * config/crx/crx.c (crx_legitimate_address_p): Make static.
9975 (TARGET_LEGITIMATE_ADDRESS_P): New.
9977 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9978 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
9979 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
9980 (TARGET_LEGITIMATE_ADDRESS_P): New.
9982 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9983 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
9985 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
9987 (TARGET_LEGITIMATE_ADDRESS_P): New.
9989 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9990 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
9992 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
9994 (m68hc11_legitimate_address_p): ... this, make static.
9995 (go_if_legitimate_address_internal): Rename to...
9996 (m68hc11_legitimate_address_p_1): ... this.
9997 (legitimize_address): Adjust call.
9998 (TARGET_LEGITIMATE_ADDRESS_P): New.
10000 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10001 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
10002 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
10003 (TARGET_LEGITIMATE_ADDRESS_P): New.
10005 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10006 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
10007 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
10008 (mn10300_legitimate_address_p): ... this, make static.
10009 (TARGET_LEGITIMATE_ADDRESS_P): New.
10011 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10012 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
10013 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
10014 (TARGET_LEGITIMATE_ADDRESS_P): New.
10016 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10017 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
10018 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
10019 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10020 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
10021 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
10022 (rs6000_legitimate_address_p): ... this, make static.
10023 (TARGET_LEGITIMATE_ADDRESS_P): New.
10024 (REG_MODE_OK_FOR_BASE_P): Delete.
10025 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
10027 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10028 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
10030 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
10031 static, adjust types.
10032 (TARGET_LEGITIMATE_ADDRESS_P): New.
10034 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10035 * config/score/score.c (score_address_p): Rename to...
10036 (score_legitimate_address_p): ... this.
10037 (TARGET_LEGITIMATE_ADDRESS_P): New.
10038 * config/score/score3.c (score3_address_p): Rename to...
10039 (score3_legitimate_address_p): ... this.
10040 * config/score/score7.c (score7_address_p): Rename to...
10041 (score7_legitimate_address_p): ... this.
10043 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
10044 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
10045 GO_IF_LEGITIMATE_ADDRESS): Delete.
10046 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
10047 thumb2_legitimate_address_p): Delete.
10048 (arm_legitimate_address_p): Rename to...
10049 (arm_legitimate_address_outer_p): ... this.
10050 * config/arm/constraints.md ("Uq"): Adjust call.
10051 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
10052 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
10054 (arm_legitimate_address_outer_p): ... this.
10055 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
10057 (TARGET_LEGITIMATE_ADDRESS_P): New.
10059 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10060 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
10061 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
10062 (TARGET_LEGITIMATE_ADDRESS_P): New.
10064 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10065 * config/vax/vax-protos.h (legitimate_address_p): Remove.
10066 * config/vax/vax.c (legitimate_address_p): Rename to...
10067 (vax_legitimate_address_p): ... this, make static.
10068 (TARGET_LEGITIMATE_ADDRESS_P): New.
10070 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10071 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
10072 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
10073 (TARGET_LEGITIMATE_ADDRESS_P): New.
10075 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10076 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
10077 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
10078 (mmix_legitimate_address_p): ... this, make static.
10079 (TARGET_LEGITIMATE_ADDRESS_P): New.
10081 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10082 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
10083 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
10084 (TARGET_LEGITIMATE_ADDRESS_P): New.
10086 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
10088 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
10089 of MODE_COMPLEX_INT.
10091 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10093 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
10094 LCT_NORMAL in function call.
10095 * mips-tdump.c (print_file_desc): Add cast to enum type.
10096 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
10097 (mark_stabs): Add casts to enum types.
10098 (parse_stabs_common): Add casts to enum types.
10100 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
10102 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
10103 Check for invalid values of LETTER.
10105 2009-05-13 Taras Glek <tglek@mozilla.com>
10107 * attribs.c (register_attribute): moved out attribute registration
10108 into register_attribute.
10109 * doc/plugins.texi: Documented register_attribute and
10111 * gcc-plugin.h: Added forward decl for register_attribute.
10112 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
10113 * plugin.c (register_callback, invoke_plugin_callbacks): Added
10114 PLUGIN_ATTRIBUTES boilerplate.
10116 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
10118 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
10119 values even in sentinel and empty entries.
10120 (ms_printf_flag_specs): Likewise.
10121 (ms_scanf_flag_specs): Likewise.
10122 (ms_strftime_flag_specs): Likewise.
10123 (ms_print_char_table): Likewise.
10124 (ms_scan_char_table): Likewise.
10125 (ms_time_char_table): Likewise.
10127 2009-05-13 Doug Kwan <dougkwan@google.com>
10129 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
10131 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
10133 * config/mips/mips.md (store): Add attributes for QI and HI.
10135 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
10136 (truncdi<mode>2): ... this new pattern.
10138 2009-05-13 Brad Hards <bradh@kde.org>
10140 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
10142 2009-05-14 Jakub Jelinek <jakub@redhat.com>
10143 Ben Elliston <bje@au.ibm.com>
10145 PR middle-end/40035
10146 * dse.c (check_mem_read_rtx): Guard against width == -1.
10148 2009-05-13 Michael Matz <matz@suse.de>
10150 PR middle-end/39976
10151 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
10152 (trivially_conflicts_p): New function.
10153 (insert_backedge_copies): Use it.
10155 2009-05-13 Janis Johnson <janis187@us.ibm.com>
10157 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
10158 (handle_stdc_pragma): Use new enum constant names.
10159 (handle_pragma_float_const_decimal64): Ditto.
10161 2009-05-13 Ian Lance Taylor <iant@google.com>
10163 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
10166 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
10168 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
10169 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
10171 * config/m68k/m68k.h (FL_UCLINUX): Define.
10173 2009-05-13 Jan Hubicka <jh@suse.cz>
10175 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
10177 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
10179 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
10180 unless -fschedule-insns is specified.
10182 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
10185 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
10186 TARGET_EXPAND_CBRANCHDI4.
10187 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
10188 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
10189 (cmpeqdi): Fix comment.
10191 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
10193 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
10194 (sh_legitimate_address_p): Likewise.
10195 * config/sh/sh.c (sh_legitimate_index_p): New.
10196 (sh_legitimate_address_p): Likewise.
10197 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
10198 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
10199 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
10200 (MAYBE_BASE_REGISTER_RTX_P): New macro.
10201 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
10202 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
10203 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
10204 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
10205 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
10207 2009-05-12 Jan Hubicka <jh@suse.cz>
10209 * tree-inline.c (estimate_operator_cost): Add operands;
10210 when division happens by constant, it is cheap.
10211 (estimate_num_insns): Loads and stores are not having cost of 0;
10212 EH magic stuff is cheap; when computing runtime cost of switch,
10213 use log2 base of amount of its cases; builtin_expect has cost of 0;
10214 compute cost for moving return value of call.
10215 (init_inline_once): Initialize time_based flags.
10216 * tree-inline.h (eni_weights_d): Add time_based flag.
10218 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10220 * df-core.c: Update head documentation.
10222 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
10225 * rs6000.c (rs6000_generate_compare): Use op1b instead of
10226 shadowing exisiting variable op1.
10228 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
10231 * config/i386/driver-i386.c (processor_signatures): New enum.
10232 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
10233 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
10234 processor signature to detect geode processor.
10236 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10240 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10242 * optabs.c (prepare_cmp_insn): Temporarily disable test that
10243 causes spurious differences between trunk and cond-optab branch.
10245 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10247 * dojump.c (compare_from_rtx): Delete.
10248 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
10249 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
10250 if the comparison does not satisfy the predicate; test predicates for
10251 operands 2 and 3 of a cstore pattern. Don't try cstore optab
10252 further if one existing pattern fails.
10253 * expr.h (compare_from_rtx): Delete.
10254 (prepare_operand): Declare it.
10255 * optabs.c: Change "lib call" to "libcall" throughout.
10256 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
10257 HAVE_conditional_trap, emit_cmp_insn): Delete.
10258 (can_compare_p): Delete cmp_optab case.
10259 (prepare_float_lib_cmp): Return an rtx and a machine mode.
10260 Accept other parameters by value.
10261 (prepare_operand): Make non-static.
10262 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
10263 other parameters by value. Try to widen operands here based on
10264 an optab_methods argument and looking at cbranch_optab.
10265 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
10266 loop. Use cbranch_optab directly.
10267 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
10268 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
10270 (emit_conditional_move, emit_conditional_add): Inline what's needed
10271 of compare_from_rtx, using new prepare_cmp_insn for the rest.
10272 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
10273 with COMPARE. Move cmov_optab and cstore_optab above
10274 with cbranch_optab, move cmp_optab down with ucmp_optab,
10275 remove tst_otpab. Do not initialize trap_rtx.
10276 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
10277 for trap code. Do not check HAVE_conditional_trap. Use
10278 prepare_cmp_insn. Accept no predicate for operand 3.
10279 * optabs.h (OTI_cmp): Mark as used only for libcalls.
10280 (OTI_ctrap, ctrap_optab): New.
10281 (tst_optab): Delete.
10282 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
10283 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
10284 with lookup of ctrap_optab.
10285 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
10287 (ctrap_optab): New.
10289 * combine.c (combine_simplify_rtx, simplify_set): Do not
10290 special case comparing against zero for cc0 machines.
10291 * simplify-rtx.c (simplify_binary_operation_1): Never remove
10292 COMPARE on cc0 machines.
10293 (simplify_relational_operation): Return a new expression when
10294 a COMPARE could be removed.
10295 * final.c (final_scan_insn): Compare cc_status values
10296 against LHS of a (compare FOO (const_int 0)) cc0 source.
10297 Also check if cc_status.value is the full compare.
10299 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
10300 (cstoreMM4): Document.
10301 (conditional_trap): Document ctrapMM4 instead.
10302 (sync_compare_and_swapMM): Refer to cbranchcc4.
10303 (Dependent Patterns): Eliminate obsolete information referring to
10304 the old jump optimization phase.
10305 (Canonicalization): Include cbranchcc4 case, omit canonicalization
10306 of compares with 0 on cc0 machines.
10307 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
10308 avoiding references to cc0. Remove text about storing operands
10310 * doc/tm.texi (Condition Codes): Include blurb on different
10311 condition code representations, separate into subsections for
10312 CC0, MODE_CC and conditional execution.
10314 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
10315 alpha_emit_setcc): Accept operands and a machine mode.
10316 * config/alpha/alpha.c (alpha_emit_conditional_branch):
10317 Get code/op0/op1 from operands, use machine mode argument
10318 instead of alpha_compare.fp_p. Emit the branch here.
10319 (alpha_emit_setcc): Likewise, and return boolean.
10320 (alpha_emit_conditional_move): Likewise. Assert that
10321 cmp_op_mode == cmp_mode, and simplify accordingly.
10322 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
10323 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
10324 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
10326 (stack probe test): Use cbranchdi4.
10327 * config/alpha/predicates.md (alpha_cbranch_operator): New.
10329 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
10330 * config/arc/arc.h (movsicc, movsfcc): Use it.
10331 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
10332 (cbranchsi4, cstoresi4): New.
10333 (cmpsi, bCC and sCC expanders): Remove.
10335 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
10336 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
10337 * config/arm/predicates.md (arm_comparison_operator): Only include
10338 floating-point operators if there is a hardware floating-point unit.
10339 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
10340 deferring to cbranch_cc and cstore_cc respectively.
10341 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
10342 cbranch_cc, cstore_cc): New.
10343 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
10345 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
10347 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
10348 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
10350 (adjust_insn_length): Adjust calls.
10351 (avr_reorg): Handle (compare (foo) (const_int 0)).
10352 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
10353 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
10354 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
10355 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
10357 (cbranchqi4, cbranchhi4, cbranchsi4): New.
10358 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
10360 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
10361 (cbranchsi4, cstorebi4, cstoresi4): New.
10362 (movbisi): This insn is duplicate, split it to zero_extend.
10363 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
10364 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
10365 (bfin_optimize_loop): Use cbranch expander.
10366 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
10367 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
10368 (bfin_bimode_comparison_operator): ... this.
10369 (bfin_direct_comparison_operator): New.
10371 * config/cris/cris.c (cris_normal_notice_update_cc): Look
10372 inside (compare FOO (const_int 0)).
10373 (cris_rtx_costs): Handle ZERO_EXTRACT.
10374 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
10375 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
10376 (*tstdi_v32): Delete.
10377 (*cmpdi_non_v32): Add M alternative for operand 1.
10378 (cmpsi, cmp<mode>): Make private.
10379 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
10381 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
10383 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
10384 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
10385 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
10386 (cc_reg_operand): New.
10387 (any_cond): Delete.
10388 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
10389 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
10390 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
10391 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
10392 crx_expand_scond): Delete.
10394 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
10396 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
10397 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
10399 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
10400 cstoresi4, cstoresf4, cstoredf4): New.
10401 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
10402 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
10403 Receive the entire operands array.
10404 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
10405 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
10406 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
10407 Get test/op0/op1 from the operands array.
10408 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
10410 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
10411 (h8300_expand_store): New.
10412 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
10414 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
10415 (h8300_expand_store): New.
10416 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
10417 or do not try to produce (set (cc0) REG).
10418 (peepholes): Wrap arguments with COMPARE. Add a peephole to
10419 change a compare into a move to a scratch register. Disable some
10420 peepholes when comparing with zero.
10421 (tstsi, tsthi, tstsi, cmpqi): Make private.
10423 (bCC, sCC): Delete.
10424 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
10427 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
10428 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
10429 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
10430 (ix86_emit_i387_log1p): Use cbranchxf2.
10431 (ix86_expand_setcc): Return void.
10432 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
10433 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
10434 cmp<MODEF>, cmpcc): Remove.
10435 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
10436 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
10437 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
10438 (sCC and bCC expanders): Remove.
10439 (stack_protect_test): Use cbranchcc4.
10441 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
10443 (ia64_expand_compare): Accept three rtx by reference and return void.
10444 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
10445 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
10446 from *expr. Update *expr with the BImode comparison to do.
10447 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
10448 cmptf, bCC, sCC, conditional_trap): Delete.
10449 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
10450 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
10451 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
10452 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
10453 * config/ia64/predicates.md (ia64_cbranch_operator): New.
10455 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
10456 type of last argument.
10457 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
10458 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
10459 use machine mode argument instead of branch_type. Remove dead
10460 code for floating-point comparisons.
10461 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
10462 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
10464 (cbranchsi4, cstoresi4): New.
10465 * config/iq2000/predicates.md (reg_or_const_operand): New.
10467 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
10468 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
10469 (b<code>_op): Rewrite to...
10470 (bcc_op): ... this, using match_operator.
10471 (s<code>_op): Rewrite to...
10472 (scc_op): ... this, using match_operator.
10473 (s<code>_24_op): Rewrite to...
10474 (scc_op_24): ... this, using match_operator.
10475 (s<code>_<mode>): Rewrite to...
10476 (cstore<mode>4): ... this, using match_operator.
10477 (s<code>_<mode>_24): Rewrite to...
10478 (cstore<mode>4_24): ... this, using match_operator.
10479 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
10480 m32c_unpend_compare, m32c_expand_scc): Delete.
10481 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
10482 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
10483 (m32c_expand_movcc): Change NE to EQ if necessary.
10484 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
10486 * config/m32r/m32r-protos.h (gen_cond_store): New.
10487 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
10488 (gen_cond_store): New, from sCC patterns.
10489 (m32r_expand_block_move): Use cbranchsi4.
10490 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
10491 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
10492 (cbranchsi4, cstoresi4): New.
10494 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
10496 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
10497 (m68hc11_notice_update_cc): Look into a compare with 0.
10498 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
10500 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
10501 cmphi, cmpqi, bCC): Delete.
10502 (cbranchsi4, cbranchhi4, cbranchqi4): New.
10503 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
10504 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
10507 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
10508 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
10509 * config/m68k/constraints.md (H): New.
10510 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
10511 the define_insn below.
10512 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
10513 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
10514 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
10515 patterns): Wrap RHS with COMPARE.
10516 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
10517 (*cmpdi_internal): Name this pattern.
10518 (cmpdi): Change to define_insn.
10519 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
10520 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
10521 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
10523 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
10524 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
10525 (conditional_trap): Change to...
10526 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
10527 (*conditional_trap): Use the ordered_comparison_operator and
10528 const1_operand predicates.
10529 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
10530 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
10531 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
10532 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
10534 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
10535 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
10536 (mcore_gen_compare): New.
10537 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
10538 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
10539 (mcore_gen_compare): ... this.
10540 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
10541 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
10542 (stack probe pattern): Use cbranchsi4.
10544 * config/mips/predicates.md (mips_cstore_operator): New.
10545 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
10546 * config/mips/mips.md (any_cond): Delete.
10547 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
10549 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
10550 fixuns_truncsfdi2): Use cbranch patterns.
10551 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
10552 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
10553 Adjust call to mips_expand_conditional_branch.
10554 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
10556 * config/mips/mips-protos.h (mips_expand_conditional_branch,
10557 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
10558 * config/mips/mips.c (cmp_operands): Delete.
10559 (mips_emit_compare): Get comparison operands from *op0/*op1.
10560 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
10561 that it succeeds. Use op0/op1 instead of cmp_operands.
10562 (mips_expand_conditional_branch, mips_expand_conditional_move,
10563 mips_expand_conditional_trap): Likewise.
10564 (mips_block_move_loop): Use cbranch patterns.
10565 * config/mips/mips.h (cmp_operands): Delete.
10567 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
10568 (mmix_gen_compare_reg): Just return a register in the right CC mode.
10569 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
10570 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
10571 (*cmpcc_folded): Rename to...
10572 (*cmpdi_folded): this.
10573 (*cmpcc): Rename to...
10575 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
10578 (cbranchdf4): New. Handle invalid comparisons here.
10579 * config/mmix/predicates.md (float_comparison_operator): New.
10581 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
10582 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
10583 * config/mn10300/mn10300.md (tst): Delete.
10584 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
10585 Name these patterns and wrap RHS in a compare.
10586 (*cmpsi): Make this pattern private. Include tst.
10587 (*cmpsf): Make this pattern private.
10588 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
10589 (compare with zero peepholes): Likewise.
10591 (cbranchsi4, cbranchsf4): New.
10592 (casesi): Use cbranchsi4.
10594 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
10595 hppa_branch_type): Delete.
10596 (return_addr_rtx): Use cbranchsi4.
10597 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
10598 Emit CCFPmode comparison here.
10599 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
10600 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
10601 hppa_branch_type): Delete.
10602 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
10603 (movsicc, movdicc): Remove references to hppa_compare_op0,
10604 hppa_compare_op1 and compare_from_rtx.
10605 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
10606 (casesi): Use cbranchsi4.
10608 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
10609 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
10610 * config/pdp11/pdp11.md (register_or_const0_operand): New.
10611 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
10612 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
10614 (cbranchdf4, cbranchhi4, cbranchqi4): New.
10615 (*branch, *branch_inverted): New.
10617 * config/picochip/picochip.md (cbranchhi4): Use
10618 ordered_comparison_operator.
10619 (cmphi, bCC): Remove.
10621 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
10622 (trap_comparison_operator): Delete.
10623 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
10624 rs6000_emit_cbranch): Accept mode and operands.
10625 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
10626 rs6000_compare_fp_p): Delete.
10627 (rs6000_generate_compare): Accept mode and comparison. Extract code
10628 and op0/op1 from there. Replace references to rs6000_compare_op0
10629 and rs6000_compare_op1.
10630 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
10631 extract result from passed operands.
10632 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
10633 extract loc from passed operands.
10634 (rs6000_emit_cmove): Likewise.
10635 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
10636 rs6000_compare_fp_p): Delete.
10637 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
10638 (cbranch<GPR>4, cbranch<FP>4): New.
10639 (cstore<mode>4): New. Consolidate here all choices about when to use
10640 portable or specialized sCC sequences.
10641 (stack_protect_test): Use cbranchsi4.
10642 (conditional_trap): Replace with ctrap<GPR>4.
10643 (conditional trap insn): Replace trap_comparison_operator with
10644 ordered_comparison_operator.
10646 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
10647 (s390_emit_prologue): Use ctrap.
10648 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
10649 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
10650 New predicates replacing...
10651 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
10652 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
10653 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
10654 (add<mode>cc): Do not use s390_compare_op0/op1.
10655 (s<code>): Change to...
10656 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
10657 (seq): Change to...
10658 (cstorecc4): ... this. Handle EQ or NE equally.
10659 (*sne): Un-privatize for use in cstorecc4.
10660 (b<code>): Change to...
10661 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
10662 (conditional_trap): Replace with...
10663 (ctrap<GPR>4, ctrap<FP>4): ... these.
10664 (stack_protect): Use cbranchcc4.
10666 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
10667 * config/score/score-protos.h (score_gen_cmp): Delete.
10668 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
10669 (score_block_move-loop): Use cbranchsi4.
10670 * config/score/score.md (cbranchsi4): New.
10671 (cmpsi, bCC): Delete.
10672 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
10673 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
10674 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
10675 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
10676 * config/score/score3.h (score3_gen_cmp): Delete.
10677 * config/score/score7.h (score7_gen_cmp): Delete.
10679 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
10680 (sh_emit_scc_to_t): ... this. Return void.
10681 (from_compare): Rename to...
10682 (sh_emit_compare_and_branch): ... this.
10683 (sh_emit_compare_and_set): New.
10684 (sh_expand_t_scc): Accept operands.
10685 * config/sh/predicates.md (sh_float_comparison_operator): New.
10686 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
10687 (prepare_scc_operands): Rename to...
10688 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
10690 (sh_emit_cheap_store_flag): New.
10691 (sh_emit_set_t_insn): New.
10692 (from_compare): Rename to...
10693 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
10694 handling of TARGET_SH2E floating point to avoid recursive call.
10695 Generate branch here.
10696 (sh_emit_compare_and_set): New.
10697 (sh_expand_t_scc): Get op0/op1 from arguments.
10698 (sh_emit_cheap_store_flag): New.
10699 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
10701 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
10702 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
10703 (movsicc, movdicc): Do nothing when it recreated operands from
10704 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
10705 prepare_scc_operands (now sh_emit_scc_to_t).
10706 (udivdi3): Use cstoresi4.
10707 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
10708 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
10709 (cbranchint4_media, cbranchfp4_media): New.
10710 (casesi): Use cbranchdi4.
10711 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
10713 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
10714 (movnegt): Remove second operand.
10715 (cbranchsf4, cbranchdf4): New.
10716 (stack_protect): Use cbranchdi4/cbranchsi4.
10718 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
10719 (gen_compare_reg): Accept comparison, extract part of it to...
10720 (gen_compare_reg_1): ... this.
10721 (gen_compare_operator): Delete.
10722 (gen_v9_scc): Accept separate destination, comparison code and arms.
10723 Do not use sparc_compare_op0/sparc_compare_op1.
10724 (emit_scc_insn, emit_conditional_branch_insn): New.
10725 (emit_v9_brxx): Make static. Remove useless assertion.
10726 (sparc_emit_float_lib_cmp): Return RTL instead of calling
10728 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
10729 * config/sparc/sparc-protos.h (gen_compare_reg,
10730 sparc_emit_float_lib_cmp): Adjust prototype.
10731 (emit_scc_insn, emit_conditional_branch_insn): New.
10732 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
10733 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
10734 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
10735 iterators to the top.
10736 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
10737 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
10738 snedi_special_trunc): Delete.
10739 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
10740 and snedi_special_trunc.
10741 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
10742 cbranchdi4, cbranch<F:mode>4): New.
10743 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
10744 here. Use gen_compare_reg instead of gen_compare_operator.
10745 (conditional_trap): Replace with...
10746 (ctrapsi4, ctrapdi4): ... this.
10747 (stack_protect_test): Use cbranchcc4.
10749 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
10751 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
10752 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
10753 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
10754 from operands[0] or operands[3] depending on is_set.
10755 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
10756 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
10757 cmpdf, bCC), sCC: Remove.
10758 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
10759 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
10761 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
10762 spu_emit_branch_or_set.
10764 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
10766 * config/stormy16/stormy16.h (xstormy16_compare_op0,
10767 xstormy16_compare_op1): Delete.
10768 * config/stormy16/stormy16.c (xstormy16_compare_op0,
10769 xstormy16_compare_op1): Delete.
10770 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
10772 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
10773 (cmphi, cmpsi, bCC): Remove.
10775 * config/v850/v850.md (tstsi, cmpsi): Fold into...
10776 (*cmpsi): ... this one.
10777 (cbranchsi4, cstoresi4): New.
10778 (bCC expanders): Delete.
10779 (sCC insns): Fold into...
10780 (*setcc): ... this one.
10781 (casesi): Do not use gen_cmpsi and gen_bgtu.
10782 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
10783 (movsicc): Simplify.
10784 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
10786 * config/vax/vax-protos.h (cond_name): New.
10787 (vax_output_conditional_branch): Remove.
10788 * config/vax/vax.c (cond_name): New.
10789 (vax_output_conditional_branch): Remove.
10790 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
10791 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
10792 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
10793 (bit<VAXint>): Wrap source with (compare).
10794 (b<code> and following unnamed pattern): Rename to *branch and
10795 *branch_reversed. Change macroization to match_operator.
10796 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
10798 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
10799 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
10800 Change last argument to machine_mode.
10801 (xtensa_expand_scc): Add machine_mode argument.
10802 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
10803 (gen_conditional_move, xtensa_expand_conditional_branch,
10804 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
10805 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
10806 Adjust operand numbers.
10807 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
10809 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
10810 (cmpsi, cmpsf, b<code>, s<code>): Delete.
10811 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
10813 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10815 * optabs.c (prepare_cmp_insn): Temporarily disable test that
10816 causes spurious differences between trunk and cond-optab branch.
10818 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
10821 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
10823 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
10825 * tree.c (iterative_hash_pointer): Delete.
10826 (iterative_hash_expr): Short-circuit handling of NULL pointer.
10827 Hash UIDs and versions of SSA names. Don't special-case built-in
10828 function declarations.
10830 2009-05-11 Ian Lance Taylor <iant@google.com>
10833 * graphite.c: Force -Wc++-compat to only be a warning before
10834 #including "cloog/cloog.h".
10836 2009-05-11 Martin Jambor <mjambor@suse.cz>
10838 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
10840 2009-05-11 Jan Hubicka <jh@suse.cz>
10842 * tree-ssa-loop-ivcanon.c: Include target.h
10843 (struct loop_size): new structure.
10844 (constant_after_peeling): New predicate.
10845 (tree_estimate_loop_size): New function.
10846 (estimated_unrolled_size): Rewrite for new estimates.
10847 (try_unroll_loop_completely): Use new estimates.
10848 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
10850 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
10852 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
10853 libcpp interface change.
10854 (spu_macro_to_expand): Likewise.
10856 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
10858 PR tree-optimization/40026
10859 * gimplify.c (gimplify_init_constructor): Change initial conditional
10860 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
10861 optimize_compound_literals_in_ctor.
10863 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
10865 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
10867 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
10869 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
10871 * tree-vect-data-refs.c (vect_analyze_group_access): Use
10872 HOST_WIDE_INT for gap.
10874 2009-05-11 Ira Rosen <irar@il.ibm.com>
10876 PR tree-optimization/40074
10877 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
10878 account in group size and step comparison.
10880 2009-05-11 Richard Guenther <rguenther@suse.de>
10882 * passes.c (init_optimization_passes): Strip now incorrect comment.
10883 (execute_function_todo): Do not set PROP_alias.
10884 * tree-pass.h (PROP_alias): Remove.
10885 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
10886 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
10887 * tree-nrv.c (pass_return_slot): Likewise.
10888 * tree-object-size.c (pass_object_sizes): Likewise.
10889 * tree-ssa-dom.c (pass_dominator): Likewise.
10890 (pass_phi_only_cprop): Likewise.
10891 * tree-ssa-dse.c (pass_dse): Likewise.
10892 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
10893 (pass_cselim): Likewise.
10894 * tree-ssa-pre.c (pass_pre): Likewise.
10895 (pass_fre): Likewise.
10896 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
10897 * tree-ssa-sink.c (pass_sink_code): Likewise.
10898 * tree-stdarg.c (pass_stdarg): Likewise.
10899 * tree-tailcall.c (pass_tail_calls): Likewise.
10900 * tree-vrp.c (pass_vrp): Likewise.
10902 2009-05-10 Ian Lance Taylor <iant@google.com>
10904 * basic-block.h (enum profile_status): Break out of struct
10905 control_flow_graph.
10906 * cgraph.h (struct inline_summary): Break out of struct
10908 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
10909 of struct cgraph_order_sort.
10910 * combine.c (enum undo_kind): New enum, broken out of struct undo.
10911 * cse.c (struct branch_path): Break out of struct
10912 cse_basic_block_data.
10913 * except.h (enum eh_region_type): Break out of struct eh_region.
10914 * gcc.c (enum add_del): Break out of struct modify_target.
10915 * genrecog.c (enum decision_type): Break out of struct decision_test.
10916 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
10918 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
10919 * regmove.c (enum match_use): New enum, broken out of struct match.
10920 * sched-int.h (enum post_call_group): New enum, broken out of
10922 (struct deps_reg): Break out of struct deps.
10923 * target.h (struct asm_int_op): Break out of struct gcc_target.
10924 * tree-eh.c (struct goto_queue_node): Break out of struct
10926 * tree-inline.h (enum copy_body_cge_which): Break out of
10928 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
10930 * c-decl.c (in_struct, struct_types): New static variables.
10931 (pushtag): Add loc parameter. Change all callers.
10932 (lookup_tag): Add ploc parameter. Change all callers.
10933 (check_compound_literal_type): New function.
10934 (parser_xref_tag): Add loc parameter. Change all callers. If
10935 -Wc++-compat, warn about struct/union/enum types defined within a
10937 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
10938 and loc parameters. Change all callers. Change error calls to
10939 error_at, using loc. For a redefinition, if the location of the
10940 original definition is known, report it. Set in_struct and
10941 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
10942 (finish_struct): Add new parameters enclosing_in_struct and
10943 enclosing_struct_types. Change all callers. Set
10944 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
10945 in the struct. If in a struct, add this struct to struct_types.
10946 (start_enum): Add loc parameter. Change all callers. Use
10947 error_at for errors, using loc. For a redefinition, if the
10948 location of the original definition is known, report it. If in a
10949 struct, add this enum type to struct_types. If -Wc++-compat warn
10950 if in sizeof, typeof, or alignof.
10951 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
10952 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
10953 (c_parser_enum_specifier): Get enum location for start_enum.
10954 (c_parser_struct_or_union_specifier): Get struct location for
10955 start_struct. Save in_struct and struct_types status between
10956 start_struct and finish_struct.
10957 (c_parser_cast_expression): Get location of cast.
10958 (c_parser_alignof_expression): Get location of type.
10959 (c_parser_postfix_expression): Likewise.
10960 (c_parser_postfix_expression_after_paren_type): Add type_loc
10961 parameter. Change all callers. Call check_compound_literal_type.
10962 Use type_loc for error about variable size type.
10963 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
10964 of an enum constant from an enum type defined in a struct or union.
10965 (c_cast_expr): Add loc parameter. Change all callers. If
10966 -Wc++-compat, warn about defining a type in a cast.
10967 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
10968 (start_enum, start_struct, finish_struct): Update declarations.
10969 (parser_xref_tag, c_cast_expr): Update declarations.
10970 (check_compound_literal_type): Declare.
10972 2009-05-11 Ben Elliston <bje@au.ibm.com>
10974 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
10975 for recent libcpp interface change.
10976 (rs6000_macro_to_expand): Likewise.
10978 2009-05-10 Michael Matz <matz@suse.de>
10981 * config/arm/arm.c (require_pic_register): Emit on entry edge,
10982 not at entry of function.
10984 2009-05-10 Richard Guenther <rguenther@suse.de>
10986 PR tree-optimization/40081
10988 * tree-sra.c (instantiate_element): Instantiate scalar replacements
10989 using the main variant of the element type. Do not fiddle with
10990 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
10992 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
10993 structs with volatile fields.
10995 2009-05-10 Jan Hubicka <jh@suse.cz>
10997 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
10998 (estimate_move_cost): Assert that it does not get called for
11000 (estimate_num_insns): Skip VOID types in argument handling.
11001 (optimize_inline_calls): Delete unreachable blocks and verify that
11002 callgraph is valid.
11004 2009-05-10 Jan Hubicka <jh@suse.cz>
11006 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
11007 * cgraph.c (cgraph_mark_address_taken_node): New function.
11008 (dump_cgraph_node): Dump new flag.
11009 * cgraph.h (struct cgraph_node): Add address_taken.
11010 (cgraph_mark_address_taken_node): New function.
11011 * ipa.c (cgraph_postorder): Prioritize functions with address taken
11012 since new direct calls can be born.
11014 2009-05-10 Joseph Myers <joseph@codesourcery.com>
11016 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
11017 tok->val.node.node.
11019 2009-05-10 Jan Hubicka <jh@suse.cz>
11021 PR middle-end/40084
11022 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
11024 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
11025 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
11026 * tree-inline.c (copy_bb): Set frequency correctly.
11027 (fold_marked_statements): Update call to
11028 cgraph_update_edges_for_call_stmt.
11030 2009-05-10 Joseph Myers <joseph@codesourcery.com>
11032 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
11033 identifiers in diagnostics.
11034 * config/arm/arm.c (arm_handle_fndecl_attribute,
11035 arm_handle_isr_attribute): Likewise.
11036 * config/avr/avr.c (avr_handle_progmem_attribute,
11037 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
11038 * config/bfin/bfin.c (handle_int_attribute,
11039 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
11040 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
11041 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
11043 * config/darwin.c (darwin_handle_kext_attribute,
11044 darwin_handle_weak_import_attribute): Likewise.
11045 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
11046 h8300_handle_eightbit_data_attribute,
11047 h8300_handle_tiny_data_attribute): Likewise.
11048 * config/i386/i386.c (ix86_handle_cconv_attribute,
11049 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
11050 * config/i386/winnt.c (ix86_handle_shared_attribute,
11051 ix86_handle_selectany_attribute): Likewise.
11052 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
11053 * config/m32c/m32c.c (function_vector_handler): Likewise.
11054 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
11055 m68hc11_handle_fntype_attribute): Likewise.
11056 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
11057 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
11058 * config/mips/mips.c (mips_insert_attributes,
11059 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
11060 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
11061 rs6000_handle_struct_attribute): Likewise.
11062 * config/sh/sh.c (sh_insert_attributes,
11063 sh_handle_resbank_handler_attribute,
11064 sh_handle_interrupt_handler_attribute,
11065 sh2a_handle_function_vector_handler_attribute,
11066 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
11068 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
11069 * config/spu/spu.c (spu_handle_fndecl_attribute,
11070 spu_handle_vector_attribute): Likewise.
11071 * config/stormy16/stormy16.c
11072 (xstormy16_handle_interrupt_attribute): Likewise.
11073 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
11074 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
11076 2009-05-10 Joseph Myers <joseph@codesourcery.com>
11078 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
11079 (pp_translate_identifiers): New.
11080 (pp_identifier): Only conditionally translate identifier to locale
11082 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
11083 (pp_base_tree_identifier): Only conditionally translate identifier
11084 to locale character set.
11085 * c-pretty-print.c (M_): Define.
11086 (pp_c_type_specifier, pp_c_primary_expression): Mark English
11087 fragments for conditional translation with M_.
11088 * tree-pretty-print.c (maybe_init_pretty_print): Disable
11089 identifier translation.
11091 2009-05-10 Richard Guenther <rguenther@suse.de>
11093 PR tree-optimization/40081
11094 * tree-sra.c (instantiate_element): Instantiate scalar replacements
11095 using the main variant of the element type. Do not fiddle with
11096 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
11098 2009-05-09 Jan Hubicka <jh@suse.cz>
11100 PR middle-end/40080
11101 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
11102 indirect calls; verify cgraph afterwards.
11104 2009-05-09 Jan Hubicka <jh@suse.cz>
11107 * ipa.c (update_inlined_to_pointer): New function.
11108 (cgraph_remove_unreachable_nodes): Use it.
11110 2009-05-09 Jan Hubicka <jh@suse.cz>
11112 * tree-eh.c (struct leh_state): Remove prev_try.
11113 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
11114 not track prev_try.
11115 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
11116 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
11117 remove_eh_handler_and_replace, foreach_reachable_handler,
11118 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
11119 * except.h (struct eh_region): Remove eh_region_u_cleanup.
11120 (gen_eh_region_cleanup): Update prototype.
11122 2009-05-09 Jan Hubicka <jh@suse.cz>
11124 PR middle-end/40043
11125 * except.c (copy_eh_region): Always set prev_try.
11126 (redirect_eh_edge_to_label): Find outer try.
11127 (foreach_reachable_handler): When looking for prev try
11128 handle case where previous try is not going to be taken.
11130 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
11132 PR tree-optimization/40049
11133 * tree-vect-stmts.c (vectorizable_operation): If the machine has
11134 only vector/vector shifts, convert the type of the constant to the
11135 appropriate type to avoid building incorrect trees, which
11136 eventually have problems with garbage collection.
11138 2009-05-08 Joseph Myers <joseph@codesourcery.com>
11140 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
11141 -1 for complex floating-point types if honoring signed zeros.
11143 2009-05-08 Jan Hubicka <jh@suse.cz>
11145 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
11146 argument; handle correctly when profile is absent.
11147 (build_cgraph_edges): Update.
11148 (rebuild_cgraph_edges): Update.
11149 * cgraph.c: Do not include varray.h.
11150 (cgraph_set_call_stmt_including_clones): New function.
11151 (cgraph_create_edge_including_clones): Likewise
11152 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
11153 (cgraph_update_edges_for_call_stmt): Handle clones.
11154 (cgraph_remove_node): Handle clone tree.
11155 (cgraph_remove_node_and_inline_clones): New function.
11156 (dump_cgraph_node): Dump clone tree.
11157 (cgraph_clone_node): Handle clone tree.
11158 (clone_function_name): Bring here from tree-inline.c.
11159 (cgraph_create_virtual_clone): New function.
11160 * cgraph.h (ipa_replace_map): Move here from ipa.h.
11161 (cgraph_clone_info): New function.
11162 (strut cgraph_node): Add clone_info and new clone tree pointers.
11163 (cgraph_remove_node_and_inline_clones,
11164 cgraph_set_call_stmt_including_clones,
11165 cgraph_create_edge_including_clones,
11166 cgraph_create_virtual_clone): Declare.
11167 (cgraph_function_versioning): Use VEC argument.
11168 (compute_call_stmt_bb_frequency): Update prototype.
11169 (cgraph_materialize_all_clones): New function.
11170 * ipa-cp.c (ipcp_update_cloned_node): Remove.
11171 (ipcp_create_replace_map): Update to VECtors.
11172 (ipcp_update_callgraph): Use virtual clones.
11173 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
11174 (ipcp_update_profiling): Do not update local profiling.
11175 (ipcp_insert_stage): Use VECtors and virtual clones.
11176 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
11177 (clone_of_p): New function.
11178 (cgraph_preserve_function_body_p): Use clone tree.
11179 (cgraph_optimize): Materialize clones.
11180 (cgraph_function_versioning): Update for VECtors.
11181 (save_inline_function_body): Use clone tree.
11182 (cgraph_materialize_clone): New function.
11183 (cgraph_materialize_all_clones): Likewise.
11184 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
11185 * ipa.c: Include gimple.h.
11186 (cgraph_remove_unreachable_nodes): Use clone tree.
11187 * ipa-prop.c (ipa_note_param_call): Update call to
11188 compute_call_stmt_bb_frequencycall.
11189 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
11190 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
11191 (copy_bb): Handle updating of clone tree; add new edge when new call
11193 (expand_call_inline): Be strict about every call having edge.
11194 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
11195 (delete_unreachable_blocks_update_callgraph): New function.
11196 (tree_function_versioning): Use VECtors; always remove unreachable
11197 blocks and fold conditionals.
11198 * tree-inline.h: Do not include varray.h.
11199 (tree_function_versioning): Remove.
11200 * Makefile.in (GTFILES): Remove tree-inline.c
11201 * passes.c (do_per_function): Do only functions having body.
11202 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
11205 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
11206 Andrew Morrow <acm@google.com>
11209 * c-common.c (c_common_attribute_table): Permit deprecated
11210 attribute to take an optional argument.
11211 (handle_deprecated_attribute): If the optional argument to
11212 __attribute__((deprecated)) is not a string ignore the attribute
11213 and emit a warning.
11215 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
11216 * c-typeck.c (build_component_ref): Likewise.
11217 (build_external_ref): Likewise.
11219 * toplev.c (warn_deprecated_use): Add an attribute argument.
11220 Emit the message associated with __attribute__((deprecated)).
11222 * toplev.h (warn_deprecated_use): Updated.
11224 * doc/extend.texi: Document new optional parameter to
11225 __attribute__((deprecated))
11227 2009-05-08 Michael Eager <eager@eagercon.com>
11229 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
11230 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
11232 2009-05-08 Richard Guenther <rguenther@suse.de>
11234 PR tree-optimization/40062
11235 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
11236 Avoid exponential behavior.
11238 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
11240 PR rtl-optimization/33928
11242 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
11243 process_uses, build_single_def_use_links): New.
11244 (update_df): Update use_def_ref.
11245 (forward_propagate_into): Use get_def_for_use instead of use-def
11247 (fwprop_init): Call build_single_def_use_links and let it initialize
11249 (fwprop_done): Free use_def_ref.
11250 (fwprop_addr): Eliminate duplicate call to df_set_flags.
11251 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
11252 df_rd_simulate_one_insn): New.
11253 (df_rd_bb_local_compute_process_def): Update head comment.
11254 (df_chain_create_bb): Use the new RD simulation functions.
11255 * df.h (df_rd_simulate_artificial_defs_at_top,
11256 df_rd_simulate_one_insn): New.
11257 * opts.c (decode_options): Enable fwprop at -O1.
11258 * doc/invoke.texi (-fforward-propagate): Document this.
11260 2009-05-08 Joseph Myers <joseph@codesourcery.com>
11263 * c-typeck.c (build_binary_op): Handle arithmetic between one real
11264 and one complex operand specially.
11265 * tree-complex.c (some_nonzerop): Do not identify a real value as
11266 zero if flag_signed_zeros.
11268 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
11270 PR rtl-optimization/33928
11271 * loop-invariant.c (record_use): Fix && vs. || mishap.
11273 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
11275 PR rtl-optimization/33928
11276 * loop-invariant.c (struct use): Add addr_use_p.
11277 (struct def): Add n_addr_uses.
11278 (struct invariant): Add cheap_address.
11279 (create_new_invariant): Set cheap_address.
11280 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
11281 (record_uses): Pass df_ref to record_use.
11282 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
11285 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
11287 * config/sh/sh.c: Do not include c-pragma.h.
11289 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
11291 * config/spu/spu.c: Remove include of c-common.h.
11293 2009-05-07 Janis Johnson <janis187@us.ibm.com>
11296 * c-common.h (mark_valid_location_for_stdc_pragma,
11297 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
11298 clear_float_const_decimal64, float_const_decimal64_p): New.
11299 * c.opt (Wunsuffixed-float-constants): New.
11300 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
11301 unsuffixed float constant, handle new warning.
11302 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
11303 * c-decl.c (c_scope): New flag float_const_decimal64.
11304 (set_float_const_decimal64, clear_float_const_decimal64,
11305 float_const_decimal64_p): New.
11306 (push_scope): Set new flag.
11307 * c-parser.c (c_parser_translation_unit): Mark when it's valid
11308 to use STDC pragmas.
11309 (c_parser_external_declaration): Ditto.
11310 (c_parser_compound_statement_nostart): Ditto.
11311 * c-pragma.c (valid_location_for_stdc_pragma,
11312 mark_valid_location_for_stdc_pragma,
11313 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
11314 handle_pragma_float_const_decimal64): New.
11315 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
11316 * cp/semantics.c (valid_location_for_stdc_pragma_p,
11317 set_float_const_decimal64, clear_float_const_decimal64,
11318 float_const_decimal64_p): New dummy functions.
11319 * doc/extend.texi (Decimal Float): Remove statement that the
11320 pragma, and suffix for double constants, are not supported.
11321 * doc/invoke.texi (Warning Options): List new option.
11322 (-Wunsuffixed-float-constants): New.
11324 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
11326 * config/i386/i386.c: Do not include c-common.h.
11328 2009-05-07 Mark Heffernan <meheff@google.com>
11330 * doc/invoke.texi (Debugging Options): Document change of debugging
11332 * opts.c (decode_options): Make dump_base_name relative to
11333 aux_base_name directory.
11335 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
11337 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
11338 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
11340 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
11342 * Makefile.in (install-plugin): Simplify a bit.
11344 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
11346 * Makefile.in (OBJS-common): Add regcprop.o.
11348 * timevar.def (TV_CPROP_REGISTERS): New.
11349 * regrename.c (regrename_optimize): Return 0.
11350 (rest_of_handle_regrename): Delete.
11351 (pass_rename_registers): Point to regrename_optimize.
11352 (struct value_data_entry, struct value_data,
11353 kill_value_one_regno, kill_value_regno, kill_value,
11354 set_value_regno, init_value_data, kill_clobbered_value,
11355 kill_set_value, kill_autoinc_value, copy_value,
11356 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
11357 replace_oldest_value_reg, replace_oldest_value_addr,
11358 replace_oldest_value_mem, copyprop_hardreg_forward_1,
11359 debug_value_data, validate_value_data): Move...
11360 * regcprop.c: ... here.
11361 (rest_of_handle_cprop): Delete.
11362 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
11364 2009-05-07 Jakub Jelinek <jakub@redhat.com>
11366 PR middle-end/40057
11367 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
11368 GEN_INT for 1 << bitnum.
11369 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
11370 build_int_cst_type.
11372 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
11374 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
11375 Remove wrong description of "nand" operation.
11377 2009-05-06 Richard Guenther <rguenther@suse.de>
11378 Adam Nemet <anemet@caviumnetworks.com>
11380 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
11381 comment. Add that if LHS is not a gimple register, then RHS1 has
11382 to be a single object (GIMPLE_SINGLE_RHS).
11384 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
11386 * expr.c (get_def_for_expr): Move it up in the file.
11387 (store_field): When expanding a bit-field store, look at the
11388 defining gimple stmt for the masking conversion.
11390 2009-05-06 Janis Johnson <janis187@us.ibm.com>
11392 PR middle-end/39986
11393 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
11394 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
11395 32-bit memcpy into long.
11397 2009-05-06 Jakub Jelinek <jakub@redhat.com>
11399 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
11400 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
11402 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
11403 instead of appending DW_OP_deref*.
11405 2009-05-06 Michael Matz <matz@suse.de>
11407 PR middle-end/40021
11408 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
11409 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
11411 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
11413 * Makefile.in (install-plugin): Fix srcdir handling.
11415 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
11417 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
11418 when processing for not_regs_needed bitmap.
11419 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
11420 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
11421 handling it for rhs.
11423 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
11425 * config/i386/i386.md (unnamed inc/dec peephole): Use
11426 optimize_insn_for_size_p instead of optimize_size.
11427 * config/i386/predicates.md (incdec_operand): Likewise.
11428 (aligned_operand): Likewise.
11429 * config/i386/sse.md (divv8sf3): Likewise.
11430 (sqrtv8sf2): Likewise.
11432 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
11434 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
11436 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
11438 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
11440 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
11441 ssemodesuffixf2c with avxmodesuffixf2c.
11443 2009-05-06 Joseph Myers <joseph@codesourcery.com>
11446 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
11448 2009-05-05 Jakub Jelinek <jakub@redhat.com>
11450 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
11451 (struct tree_base): Adjust spacing for 8 bit boundaries.
11452 (struct tree_decl_common): Add decl_by_reference_flag bit.
11453 (DECL_BY_REFERENCE): Adjust.
11454 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
11455 print DECL_BY_REFERENCE bit.
11456 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
11457 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
11458 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
11459 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
11462 PR middle-end/39666
11463 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
11464 range of the type, but default label is missing, add it with one
11465 of the existing labels instead of adding a new label for it.
11467 2009-05-05 Joseph Myers <joseph@codesourcery.com>
11471 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
11473 * Makefile.in (enable_plugin, plugin_includedir): New.
11474 (install): Depend on install-plugin.
11475 (PLUGIN_HEADERS): New.
11476 (install-plugin): New.
11477 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
11479 2009-05-05 Richard Guenther <rguenther@suse.de>
11481 PR tree-optimization/40022
11482 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
11484 (phivn_valid_p): Fix tuplification error, simplify.
11485 (phiprop_insert_phi): Add dumps.
11486 (propagate_with_phi): Simplify.
11488 2009-05-05 Richard Guenther <rguenther@suse.de>
11490 PR middle-end/40023
11491 * builtins.c (gimplify_va_arg_expr): Properly build the address.
11493 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
11495 * tree.h (strip_float_extensions): Remove duplicate declaration.
11496 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
11497 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
11498 block_ultimate_origin): Rearrange the declarations line to match the
11499 comment that indicates the .c file which the functions are defined.
11500 (dwarf2out_*, set_decl_rtl): Add comment.
11501 (get_base_address): Adjust comment.
11502 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
11503 declarations line and add comment.
11504 (is_builtin_name): Add blank after function name, for clarity.
11506 2009-05-04 Joseph Myers <joseph@codesourcery.com>
11508 * attribs.c (decl_attributes): Use %qE for identifiers in
11510 * cgraphunit.c (verify_cgraph_node): Translate function names to
11511 locale character set in diagnostics.
11512 * coverage.c (get_coverage_counts): Use %qE for identifiers in
11514 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
11515 Document that functions are named in UTF-8.
11516 * expr.c (expand_expr_real_1): Translate function names to locale
11517 character set in diagnostics.
11518 * gimplify.c (omp_notice_variable, omp_is_private,
11519 gimplify_scan_omp_clauses): Use %qE for identifiers in
11521 * langhooks.c (lhd_print_error_function): Translate function names
11522 to locale character set.
11523 * langhooks.h (decl_printable_name): Document that return value is
11524 in internal character set.
11525 * stmt.c: Include pretty-print.h
11526 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
11528 (resolve_operand_name_1): Translate named operand name to locale
11530 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
11532 * toplev.c (announce_function): Translate function names to locale
11534 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
11535 (default_tree_printer): Use pp_identifier or translate identifiers
11536 to locale character set. Mark "<anonymous>" for translation.
11537 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
11538 for identifiers in diagnostics.
11539 * tree.c (handle_dll_attribute): Use %qE for identifiers in
11541 * varasm.c (output_constructor): Use %qE for identifiers in
11544 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
11546 * configure.ac: use ` ` instead of $()
11547 * configure: Regenerate.
11549 2009-05-05 Ben Elliston <bje@au.ibm.com>
11551 * config/pa/linux-atomic.c: Eliminate conditional include of
11552 errno.h on non-LP64 systems to simplify build requirements.
11554 2009-05-04 Joseph Myers <joseph@codesourcery.com>
11556 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
11558 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
11559 and pass value to identifier_to_locale.
11560 (warn_variable_length_array): Make name a tree.
11561 (grokdeclarator): Separate diagnostic texts for named and unnamed
11562 declarators. Use %qE for named declarators.
11563 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
11565 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
11566 identifiers in diagnostics.
11567 * c-typeck.c (push_member_name, start_init): Pass identifiers to
11568 identifier_to_locale. Mark "anonymous" strings for translation.
11570 2009-05-04 Michael Eager <eager@eagercon.com>
11572 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
11573 address for DImode/DFmode only if double-precision FP regs.
11575 2009-05-04 Michael Eager <eager@eagercon.com>
11577 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
11578 TARGET_SINGLE_FLOAT check.
11580 2009-05-04 Michael Eager <eager@eagercon.com>
11582 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
11584 2009-05-04 Michael Eager <eager@eagercon.com>
11586 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
11587 * config/rs6000/t-xilinx: New
11589 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
11591 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
11592 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
11593 * gcc/explow.c (memory_address): Use target hook.
11594 * gcc/targhooks.c (default_legitimize_address): New.
11595 * gcc/targhooks.h (default_legitimize_address): New.
11596 * gcc/target.h (legitimize_address): New.
11597 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
11598 (TARGET_INITIALIZER): Include it.
11599 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
11601 * config/bfin/bfin-protos.h (legitimize_address): Remove.
11602 * config/bfin/bfin.c (legitimize_address): Remove.
11603 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
11604 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
11606 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
11607 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
11609 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
11610 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
11611 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
11612 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
11613 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
11614 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
11615 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
11616 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
11617 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
11618 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
11619 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
11620 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
11621 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
11622 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
11623 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
11624 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
11625 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
11626 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
11627 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
11628 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
11629 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
11630 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
11631 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
11633 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
11634 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
11635 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
11636 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
11637 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
11638 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
11639 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
11640 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
11641 (thumb_legitimize_address): Delete.
11642 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
11643 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
11644 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
11645 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
11646 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
11647 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
11649 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
11652 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
11653 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
11654 * config/m32r/m32r.c (m32r_legitimize_address): New.
11655 * config/m68k/m68k.c (m68k_legitimize_address): New.
11656 * config/score/score.c (score_legitimize_address): Standardize.
11657 * config/score/score3.c (score3_legitimize_address): Standardize.
11658 * config/score/score3.h (score3_legitimize_address): Adjust.
11659 * config/score/score7.c (score7_legitimize_address): Standardize.
11660 * config/score/score7.h (score7_legitimize_address): Adjust.
11661 * config/sh/sh.c (sh_legitimize_address): New.
11662 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
11664 * gcc/config/s390/s390.c (legitimize_address): Rename to...
11665 (s390_legitimize_address): ... this.
11666 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
11667 (sparc_legitimize_address): ... this.
11668 * gcc/config/i386/i386.c (legitimize_address): Rename to...
11669 (ix86_legitimize_address): ... this.
11670 * gcc/config/avr/avr.c (legitimize_address): Rename to...
11671 (avr_legitimize_address): ... this.
11672 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
11673 (mn10300_legitimize_address): ... this.
11674 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
11675 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
11676 (alpha_expand_mov): Adjust call.
11678 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
11679 * config/spu/spu.c (spu_legitimize_address): Likewise.
11680 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
11681 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
11683 2009-05-04 Joseph Myers <joseph@codesourcery.com>
11685 * intl.c (locale_encoding, locale_utf8): New.
11686 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
11687 * intl.h (locale_encoding, locale_utf8): Declare.
11688 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
11689 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
11691 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
11693 (pp_tree_identifier): Define to call pp_base_tree_identifier.
11694 (pp_base_tree_identifier): Declare as function.
11695 (identifier_to_locale): Declare.
11696 * Makefile.in (pretty-print.o): Update dependencies.
11697 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
11699 2009-05-04 Richard Guenther <rguenther@suse.de>
11701 PR middle-end/40015
11702 * builtins.c (fold_builtin_memory_op): Do not decay to element
11703 type if the size matches the whole array.
11705 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
11707 * expmed.c (synth_mult): When trying out a shift, pass the result
11710 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
11712 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
11713 (shiftsub1_cost): New.
11714 (init_expmed): Compute shiftsub1_cost.
11715 (synth_mult): Optimize multiplications by constants of the form
11716 -(2^^m-1) for some constant positive integer m.
11718 2009-05-03 Richard Guenther <rguenther@suse.de>
11721 * c-typeck.c (array_to_pointer_conversion): Do not built
11722 ADDR_EXPRs of arrays of pointer-to-element type.
11723 * c-gimplify.c (c_gimplify_expr): Revert change fixing
11724 up wrong ADDR_EXPRs after-the-fact.
11725 * c-common.c (strict_aliasing_warning): Strip pointer
11726 conversions for obtaining the original type.
11727 * builtins.c (fold_builtin_memset): Handle array types.
11728 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
11731 2009-05-03 Richard Guenther <rguenther@suse.de>
11733 PR middle-end/23329
11734 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
11735 Do not lose casts from array types with unknown extent to array
11736 types with known extent.
11737 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
11738 alias set compatibility.
11740 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
11742 * flags.h (extra_warnings): Delete.
11743 * toplev.c (process_options): Handle Wuninitialized here.
11744 * opts.c (extra_warnings): Delete.
11745 (set_Wextra): Delete.
11746 (common_handle_option): -Wextra can be handled automatically.
11747 * c-opts.c (c_common_handle_option): Delete obsolete code.
11748 (c_common_post_options): Simplify comment.
11749 * common.opt (W): Add Var.
11751 (Wuninitialized): Initialize to -1.
11753 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
11754 Richard Guenther <rguenther@suse.de>
11756 * expr.c (get_def_for_expr): New function.
11757 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
11758 SSA rather than trees.
11759 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
11760 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
11762 2009-05-03 Joseph Myers <joseph@codesourcery.com>
11764 * c-common.c (reswords): Add _Imaginary.
11765 * c-common.c (enum rid): Add RID_IMAGINARY.
11767 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
11769 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
11770 Patch by Richard Guenther.
11772 2009-05-03 Anatoly Sokolov <aesok@post.ru>
11774 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
11775 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
11776 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
11777 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
11778 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
11779 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
11780 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
11781 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
11782 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
11783 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
11784 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
11785 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
11786 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
11787 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
11788 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
11789 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
11790 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
11791 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
11793 2009-05-02 Richard Guenther <rguenther@suse.de>
11795 PR tree-optimization/39940
11796 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
11799 2009-05-02 Richard Guenther <rguenther@suse.de>
11801 PR middle-end/40001
11802 * tree-ssa.c (execute_update_addresses_taken): Properly check
11803 if we can mark a variable DECL_GIMPLE_REG_P.
11804 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
11805 back to the end of the function.
11806 (is_gimple_reg_type): Remove complex type special casing.
11807 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
11810 2009-05-02 Ben Elliston <bje@au.ibm.com>
11812 * doc/collect2.texi (Collect2): Document search path behaviour
11813 when configured with --with-ld.
11815 2009-05-02 Jan Hubicka <jh@suse.cz>
11817 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
11818 parameter; update callers.
11819 (coalesce_cost_edge): EH edges are costier because they needs
11820 splitting even if not critical and even more costier when there are
11821 multiple EH predecestors.
11823 2009-05-02 Jan Hubicka <jh@suse.cz>
11825 * except.c (remove_eh_handler_and_replace): Handle updating after
11826 removing TRY blocks.
11828 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
11830 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
11832 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
11834 * varasm.c: Do not include c-pragma.h.
11835 * attribs.c: Do not incude c-common.h.
11837 2009-05-01 Michael Matz <matz@suse.de>
11839 * calls.c (initialize_argument_information): Handle SSA names like
11840 decls with a non MEM_P DECL_RTL.
11842 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
11844 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
11845 * ipa-utils.c: Likewise.
11846 * ipa-type-escape.c: Likewise.
11847 * cgraphunit.c Do not include c-common.h.
11848 * ipa-pure-const.c: Likewise.
11849 * tree-if-conv.c: Likewise.
11850 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
11851 * ipa-struct-reorg.c: Likewise.
11852 * tree-nomudflap.c: Likewise.
11853 * tree-ssa-structalias.c: Likewise.
11855 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
11857 * store-motion.c: Many cleanups to make this pass a first-class
11858 citizen instead of an appendix to gcse load motion. Add TODO list
11859 to make this pass faster/cleaner/better.
11861 (struct ls_expr): Post gcse.c-split cleanups.
11862 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
11863 "stores" field to "avail_stores".
11864 (pre_ldst_mems): Rename to store_motion_mems.
11865 (pre_ldst_table): Rename to store_motion_mems_table.
11866 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
11867 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
11868 (ldst_entry): Rename to st_expr_entry, update users.
11869 (free_ldst_entry): Rename to free_st_expr_entry, update users.
11870 (free_ldst_mems): Rename to free_store_motion_mems, update users.
11871 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
11873 (first_ls_expr): Rename to first_st_expr, update users.
11874 (next_ls_expr): Rename to next_st_expr, update users.
11875 (print_ldst_list): Rename to print_store_motion_mems. Print names of
11876 fields properly for store motion instead of names inherited from load
11878 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
11879 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
11882 (ae_kill): Rename to st_kill, update users.
11883 (ae_gen): Rename to st_avloc, update users.
11884 (transp): Rename to st_transp, update users.
11885 (pre_insert_map): Rename to st_insert_map, update users.
11886 (pre_delete_map): Rename to st_delete_map, update users.
11887 (insert_store, build_store_vectors, free_store_memory,
11888 one_store_motion_pass): Update for abovementioned changes.
11890 (gcse_subst_count, gcse_create_count): Remove.
11891 (one_store_motion_pass): New statistics counters "n_stores_deleted"
11892 and "n_stores_created", local variables.
11894 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
11897 (regvec, compute_store_table_current_insn): Remove.
11898 (reg_set_info, reg_clear_last_set): Remove.
11899 (compute_store_table): Use DF caches instead of local dataflow
11902 2009-05-01 Joseph Myers <joseph@codesourcery.com>
11904 * c-objc-common.c (c_tree_printer): Print identifiers with
11905 pp_identifier, not pp_string. Mark "({anonymous})" for
11907 * c-pretty-print.c (pp_c_ws_string): New.
11908 (pp_c_cv_qualifier, pp_c_type_specifier,
11909 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
11910 pp_c_storage_class_specifier, pp_c_function_specifier,
11911 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
11912 pp_c_primary_expression, pp_c_postfix_expression,
11913 pp_c_unary_expression, pp_c_shift_expression,
11914 pp_c_relational_expression, pp_c_equality_expression,
11915 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
11916 use pp_string and pp_c_ws_string in place of pp_identifier and
11917 pp_c_identifier for non-identifiers. Mark English strings for
11919 * c-pretty-print.h (pp_c_ws_string): Declare.
11921 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
11922 Roland McGrath <roland@redhat.com>
11924 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
11925 (ENABLE_LD_BUILDID): New configuration option.
11926 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
11927 (LINK_BUILDID_SPEC): New macro.
11928 (init_spec): If defined, prepend it between LINK_EH_SPEC and
11930 * doc/install.texi: Document --enable-linker-build-id option.
11931 * configure: Rebuild.
11932 * config.in: Rebuild.
11934 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
11936 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
11937 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
11938 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
11939 MIPS_GP_SAVE_AREA_SIZE.
11940 * config/mips/mips.c (struct mips_frame_info): Update comment
11941 before arg_pointer_offset and hard_frame_pointer_offset.
11942 (mips_compute_frame_info): Update diagram before function: to
11943 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
11944 indicate the position of frame_pointer_rtx with -fstack-protector and
11945 to show args_size. Don't allocate cprestore area for leaf functions
11946 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
11948 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
11950 2009-04-30 Michael Matz <matz@suse.de>
11952 PR tree-optimization/39955
11953 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
11955 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
11957 * ira.c (setup_cover_and_important_classes): Use safe macro
11958 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
11960 * genpreds.c (write_tm_preds_h): Output suitable definition of
11961 REG_CLASS_FOR_CONSTRAINT.
11963 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
11965 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
11967 * bitmap.c (bitmap_descriptor): Likewise.
11968 * ggc-common.c (loc_descriptor): Likewise.
11969 * varray.c (varray_descriptor): Likewise.
11970 * vec.c (vec_descriptor): Likewise.
11972 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
11974 * Makefile.in (dce.o): Add $(EXCEPT_H).
11975 * dce.c: Include except.h and delete redundant vector definitions.
11976 (deletable_insn_p): Return false for non-call insns that can throw
11979 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
11981 * gcse.c (ae_gen): Remove.
11982 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
11983 and make non-static function to make it available in store-motion.c.
11984 Update call sites with search-and-replace.
11985 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
11986 extract_mentioned_regs, extract_mentioned_regs_helper,
11987 find_moveable_store, compute_store_table, load_kills_store, find_loads,
11988 store_killed_in_insn, store_killed_after, store_killed_before,
11989 build_store_vectors, insert_insn_start_basic_block, insert-store,
11990 remove_reachable_equiv_notes, replace_store_insn, delete_store,
11991 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
11992 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
11993 * store-motion.c: ...new file. Also copy data structures from gcse.c
11994 and clean up to remove parts not used by store motion.
11995 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
11996 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
11998 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12001 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
12002 when optimizing for size.
12004 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
12006 * gcse.c (gcse_constant_p): Fix typo in last change.
12008 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
12010 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
12012 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
12014 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
12016 2009-04-29 James E. Wilson <wilson@codesourcery.com>
12018 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
12019 CONST_HIGH_PART result.
12021 2009-04-29 Anatoly Sokolov <aesok@post.ru>
12023 * config/avr/avr.c (initial_elimination_offset): Rename to
12024 avr_initial_elimination_offset.
12025 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
12026 change return type to bool.
12027 (avr_can_eliminate): New function.
12028 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
12029 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
12030 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
12031 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
12032 avr_initial_elimination_offset.
12033 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
12034 (avr_initial_elimination_offset): Define.
12036 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
12037 Steven Bosscher <steven@gcc.gnu.org>
12039 PR rtl-optimization/39938
12040 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
12041 * cfgrtl.c: Include insn-attr.h.
12042 (rest_of_pass_free_cfg): New function.
12043 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
12044 * resource.c (init_resource_info): Remove call to df_analyze.
12046 2009-04-29 Richard Guenther <rguenther@suse.de>
12049 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
12050 allow conversion to signed integers.
12052 2009-04-29 Richard Guenther <rguenther@suse.de>
12054 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
12055 shifts of floating point vectors if the shift amount is
12056 a constant multiple of the element size.
12058 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
12059 Michael Matz <matz@suse.de>
12061 PR middle-end/39927
12063 * tree-outof-ssa.c (emit_partition_copy): New function.
12064 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
12065 insert_part_to_rtx_on_edge): Perform the partition base var
12066 copy using emit_partition_copy.
12067 (insert_value_copy_on_edge): Convert constants to the right mode.
12068 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
12069 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
12071 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
12073 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
12074 scan backwards to try to find a constant to initialize it.
12076 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
12077 insn before the loop_end instruction, don't look past labels.
12079 2009-04-29 Richard Guenther <rguenther@suse.de>
12081 PR middle-end/39937
12082 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
12083 loose type conversions.
12084 (forward_propagate_addr_expr): Fix tuplification bug. Remove
12085 stmts only if there are no uses of its definition.
12087 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
12089 * config/bfin/bfin.h (splitting_loops): Declare.
12090 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
12091 Reorder bit definitions to be ascending.
12092 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
12093 * config/bfin/bfin.c (splitting_loops): New variable.
12094 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
12095 (struct loop_info): Remove members INIT and LOOP_INIT.
12096 (bfin_optimize_loop): Don't set them. Reorder the code that generates
12097 the LSETUP sequence. Allow LC to be loaded from any register, but
12098 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
12099 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
12101 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
12102 of reload_completed.
12105 * config/bfin/bfin.md (movsi_insn): Refine constraints.
12107 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
12109 * Makefile.in (PLUGIN_VERSION_H): New.
12110 (OBJS-common): Remove plugin-version.o.
12111 (plugin.o): Depend on (PLUGIN_VERSION_H).
12112 (plugin-version.o): Remove.
12113 * configure: Regenerate
12114 * configure.ac: Create plugin-version.h.
12115 * gcc-plugin.h (plugin_gcc_version): Remove.
12116 (plugin_default_version_check): Change signature.
12117 * plugin-version.c: Remove.
12118 * plugin.c: Include plugin-version.h.
12119 (str_plugin_gcc_version_name): Remove.
12120 (try_init_one_plugin): Pass gcc version to plugin_init.
12121 (plugin_default_version_check): Both gcc and plugin versions are now
12124 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
12126 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
12127 problematic last insns. Test for TYPE_CALL rather than CALL_P.
12128 Remove special case testing for last insn of inner loops. Don't fail
12129 if the loop ends with a jump, emit an extra nop instead.
12131 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
12132 DREGS rather than comparing directly. Remove code that tries to
12133 account for latencies.
12135 2009-04-29 Richard Guenther <rguenther@suse.de>
12137 PR tree-optimization/39941
12138 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
12139 eliminating an indirect call.
12141 2009-04-29 Richard Guenther <rguenther@suse.de>
12143 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
12144 parameter. Allow invariants as base if !require_lvalue.
12145 (verify_gimple_assign_single): Adjust.
12147 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
12149 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
12150 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
12151 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
12152 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
12153 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
12155 * config/bfin/bfin.c (bfin_expand_builtin,
12156 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
12158 2009-04-28 Richard Guenther <rguenther@suse.de>
12160 * tree-vect-loop.c (get_initial_def_for_induction): Use
12161 correct types for pointer increment.
12163 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12165 * toplev.c (print_version): Update GMP version string calculation.
12167 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
12169 PR rtl-optimization/39938
12170 * resource.c (init_resource_info): Add call to df_analyze.
12172 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
12174 * config/alpha/alpha.md (usegp): Cast the result of
12175 alpha_find_lo_sum_using_gp to enum attr_usegp.
12176 * config/alpha/alpha.c (override_options): Remove end-of-structure
12177 marker element from cpu_table. Use array size of cpu_table to handle
12178 -mcpu and -mtune options.
12179 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
12181 2009-04-28 Joseph Myers <joseph@codesourcery.com>
12183 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
12184 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
12185 tune_32 and tune_64.
12186 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
12187 support on PowerPC.
12188 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
12189 * config/rs6000/option-defaults.h: ... here. New file.
12190 (OPT_64, OPT_32): Define.
12191 (MASK_64BIT): Define to 0 if not already defined.
12192 (OPT_ARCH64, OPT_ARCH32): Define.
12193 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
12196 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12198 * config/arm/arm.c (arm_override_options): Emit error on using
12201 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
12203 PR rtl-optimization/39914
12204 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
12205 registers for allocnos created from user-defined variables only
12206 when not optimizing.
12208 2009-04-28 Richard Guenther <rguenther@suse.de>
12210 PR middle-end/39937
12211 * fold-const.c (fold_binary): Use distribute_real_division only
12214 2009-04-28 Steve Ellcey <sje@cup.hp.com>
12216 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
12217 add hpux-stdint.h to tm_file.
12218 (hppa[12]*-*-hpux11*): Ditto.
12219 (ia64*-*-hpux*): Ditto.
12220 * config/hpux-stdint.h: New.
12221 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
12222 __STDC_EXT__ for all compiles.
12223 * config/pa/pa-hpux.h: Ditto.
12224 * config/pa/pa-hpux10.h: Ditto.
12225 * config/pa/pa-hpux11.h: Ditto.
12227 2009-04-28 Catherine Moore <clm@codesourcery.com>
12229 * debug.h (set_name): Add comment.
12231 2009-04-28 Andrew Pinski <pinskia@gmail.com>
12234 * config/darwin.c (machopic_gen_offset): Check
12235 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
12236 * config/arm/arm.c (require_pic_register): Likewise.
12238 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
12240 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
12241 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
12242 m32c_promote_prototypes): Delete.
12244 2009-04-28 Michael Matz <matz@suse.de>
12246 PR middle-end/39922
12247 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
12250 2009-04-28 Richard Guenther <rguenther@suse.de>
12252 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
12254 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12256 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
12257 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
12258 * config/arm/arm-tune.md: Regenerate.
12260 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
12262 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
12263 block if there are complex incoming edges.
12264 (sel_merge_blocks): Remove useless assert.
12265 (sel_redirect_edge_and_branch): Check that edge was redirected.
12266 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
12267 (sel_find_rgns): Delete declaration.
12268 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
12269 the region when it is not a preheader.
12271 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
12274 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
12276 2009-04-28 Richard Guenther <rguenther@suse.de>
12278 * tree.h (SSA_NAME_VALUE): Remove.
12279 (struct tree_ssa_name): Remove value_handle member.
12280 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
12281 array for jump threading.
12282 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
12284 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
12285 * tree-flow.h (threadedge_initialize_values): Declare.
12286 (threadedge_finalize_values): Likewise.
12287 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
12288 (SSA_NAME_VALUE): Define.
12289 (threadedge_initialize_values): New function.
12290 (threadedge_finalize_values): Likewise.
12291 * tree-ssa-dom.c (ssa_name_values): New global variable.
12292 (SSA_NAME_VALUE): Define.
12293 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
12295 2009-04-28 Ira Rosen <irar@il.ibm.com>
12297 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
12298 Use REPORT_VECTORIZED_LOCATIONS instead
12299 REPORT_VECTORIZED_LOOPS.
12300 * tree-vectorizer.c (vect_verbosity_level): Make static.
12301 (vect_loop_location): Rename to vect_location.
12302 (vect_set_verbosity_level): Update comment.
12303 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
12305 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
12306 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
12307 instead REPORT_UNVECTORIZED_LOOPS.
12308 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
12309 and vect_loop_def to vect_external_def and vect_internal_def.
12310 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
12311 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
12312 REPORT_UNVECTORIZED_LOCATIONS.
12313 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
12314 and vect_used_in_loop and to vect_unused_in_scope and
12315 vect_used_in_scope.
12316 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
12317 (vect_verbosity_level): Remove declaration.
12318 (vect_analyze_operations): Likewise.
12319 (vect_analyze_stmt): Declare.
12320 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
12321 REPORT_UNVECTORIZED_LOCATIONS.
12322 (vect_get_loop_niters): Fix indentation.
12323 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
12324 (vect_analyze_loop_operations): New function.
12325 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
12326 vect_analyze_operations.
12327 (vect_is_simple_reduction): Use new names.
12328 (vectorizable_live_operation, vect_transform_loop): Likewise.
12329 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
12330 to specify whether the data references can be a part of interleaving
12332 (vect_analyze_data_ref_dependence): Use new names.
12333 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
12334 (vect_create_addr_base_for_vector_ref): Remove redundant code.
12335 * tree-vect-patterns.c (widened_name_p): Use new names.
12336 (vect_recog_dot_prod_pattern): Likewise.
12337 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
12338 (process_use, vect_mark_stmts_to_be_vectorized,
12339 vect_model_simple_cost, vect_model_store_cost,
12340 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
12341 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
12342 vectorizable_operation, vectorizable_type_demotion,
12343 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
12344 vectorizable_condition): Likewise.
12345 (vect_analyze_operations): Split into vect_analyze_loop_operations
12347 (vect_analyze_stmt): ... new function.
12348 (new_stmt_vec_info): Use new names.
12349 (vect_is_simple_use): Use new names and fix comment.
12350 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
12351 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
12353 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
12356 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
12357 and integer modes for x87 operands. Do not ICE for unsupported size,
12358 generate error instead. Generate error for unsupported operand types.
12359 ['z']: Do not handle HImode memory operands specially. Warning
12360 for floating-point operands. Fallthru to 'Z' for unsupported operand
12361 types. Do not ICE for unsupported size, generate error instead.
12362 (output_387_binary_op): Use %Z to output operands.
12363 (output_fp_compare): Ditto.
12364 (output_387_reg_move): Ditto.
12366 2009-04-28 Ben Elliston <bje@au.ibm.com>
12371 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12373 * builtins.c (c_strlen): Do not warn here.
12374 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
12375 * c-common.c (pointer_int_sum): Take an explicit location.
12376 Warn about offsets out of bounds.
12377 * c-common.h (pointer_int_sum): Adjust declaration.
12379 2009-04-27 Ian Lance Taylor <iant@google.com>
12381 * collect2.c (is_ctor_dtor): Change type of ret field in struct
12383 * dce.c (run_fast_df_dce): Change type of old_flags to int.
12384 * df-core.c (df_set_flags): Change return type to int. Change
12385 type of old_flags to int.
12386 (df_clear_flags): Likewise.
12387 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
12388 (df_get_conditional_uses): Likewise.
12389 * df.h (df_set_flags, df_clear_flags): Update declarations.
12390 * dwarf2out.c (struct indirect_string_node): Change type of form
12391 field to enum dwarf_form.
12392 (AT_string_form): Change return type to enum dwarf_form.
12393 * fixed-value.c (fixed_compare): Add cast to enum type.
12394 * fwprop.c (update_df): Change 0 to VOIDmode.
12395 * gensupport.c: Change 0 to UNKNOWN.
12396 * gimple.h (gimple_cond_code): Add cast to enum type.
12397 * haifa-sched.c (reemit_notes): Add cast to enum type.
12398 * hooks.c (hook_int_void_no_regs): Remove function.
12399 * hooks.h (hook_int_void_no_regs): Remove declaration.
12400 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
12401 * predict.c (combine_predictions_for_insn): Add casts to enum type.
12402 * real.c (real_arithmetic): Add cast to enum type.
12403 (real_compare): Likewise.
12404 * target.h (struct gcc_target): Change return type of
12405 branch_target_register_class to enum reg_class.
12406 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
12407 default_branch_target_register_class.
12408 * targhooks.c (default_branch_target_register_class): New function.
12409 * targhooks.h (default_branch_target_register_class): Declare.
12410 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
12411 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
12413 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
12415 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
12416 vect_uninitialized_def. Change 0 to ERROR_MARK.
12417 * tree-vect-stmts.c (supportable_widening_operation): Don't
12418 initialize icode1 and icode2.
12419 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
12420 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
12422 (cmn_err_flag_specs): Change 0 to STD_C89.
12423 (cmn_err_char_table): Likewise.
12424 * config/arm/arm.c (get_arm_condition_code): Change type of code
12425 to enum arm_cond_code.
12426 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
12427 (IWMMXT_BUILTIN2): Likewise.
12428 (neon_builtin_type_bits): Don't define typedef.
12429 (neon_builtin_datum): Change type of bits field to int.
12430 (arm_expand_neon_args): Add cast to enum type.
12431 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
12433 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
12434 casts to enum type.
12435 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
12437 * config/mips/mips.md (jal_macro): Return enum constant.
12438 (single_insn): Likewise.
12439 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
12441 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
12442 casts to enum type.
12443 * config/s390/s390.c (s390_tune_flags): Change type to int.
12444 (s390_arch_flags): Likewise.
12445 (s390_handle_arch_option): Change flags field of struct pta to int.
12446 * config/s390/s390.h (s390_tune_flags): Update declaration.
12447 (s390_arch_flags): Likewise.
12448 * config/sh/sh.c (prepare_move_operands): Compare
12449 tls_symbolic_operand result with enum constant.
12450 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
12451 (sh_expand_prologue): Add cast to enum type.
12452 (sh_expand_epilogue): Likewise.
12453 (tls_symbolic_operand): Change return type to enum tls_model.
12454 (fpscr_set_from_mem): Add cast to enum type.
12455 (legitimize_pic_address): Compare tls_symbolic_operand result with
12457 (sh_target_reg_class): Change return type to enum reg_class.
12458 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
12460 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
12461 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
12462 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
12463 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
12464 (delayed_branch, tls_call_delay): Likewise.
12465 (eligible_for_sibcall_delay): Likewise.
12466 (eligible_for_return_delay): Likewise.
12467 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
12468 (spu_expand_builtin_1): Likewise.
12470 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
12471 for all types of conversions.
12472 (output_init_element): Issue -Wc++-compat warning if needed when
12473 initializing a bitfield with enum type.
12474 * c-parser.c (c_parser_expression): Set original_type to
12475 original_type of right hand operand of comma operator.
12477 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12479 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
12481 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
12482 * doc/cpp.texi (Standard Predefined Macros)
12483 (Implementation-defined behavior): Likewise.
12484 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
12485 * doc/gimple.texi (GIMPLE Exception Handling)
12486 (@code{GIMPLE_ASSIGN}): Likewise.
12487 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
12488 * doc/invoke.texi (Warning Options, Optimize Options)
12489 (AVR Options, Darwin Options): Likewise.
12490 (Optimize Options): Reformulate -fwhole-program description.
12491 * doc/loop.texi (Lambda): Likewise.
12492 * doc/md.texi (Output Template, Define Constraints)
12493 (Standard Names, Insn Splitting): Likewise.
12494 * doc/options.texi (Option properties): Likewise.
12495 * doc/passes.texi (Tree-SSA passes): Likewise.
12496 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
12497 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
12498 (File Names and DBX): Likewise.
12499 * doc/trouble.texi (Incompatibilities): Likewise.
12501 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
12503 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
12504 instruction is correct.
12506 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
12508 Allow non-constant arguments to conversion intrinsics.
12509 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
12510 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
12511 * spu.c (print_operand): Handle 'v' and 'w'.
12512 (exp2_immediate_p, spu_gen_exp2): Define.
12513 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
12514 spu_convtf_1): Update parameter descriptions.
12515 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
12516 * constraints.md ('v', 'w'): New.
12517 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
12519 (i2f, I2F): New define_mode_attr.
12520 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
12521 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
12522 fixuns_truncv4sfv4si2): Update to use mode attribute.
12523 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
12524 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
12525 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
12526 patterns for combine.
12528 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
12530 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
12531 (cprop, hoist, pre, store_motion): New debug counters.
12532 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
12533 is not an RTL pass anymore.
12534 (pass_profiling): Remove extern decl for pass removed in 2005.
12535 (pass_gcse, pass_jump_bypass): Remove.
12536 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
12537 to 0 for clean state.
12538 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
12539 * cse.c (gate_handle_cse_after_global_opts,
12540 rest_of_handle_cse_after_global_opts): New functions.
12541 (pass_cse_after_global_opts): New pass, does local CSE.
12542 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
12543 (TV_CPROP): New timevar.
12544 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
12545 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
12546 (gcse_main, recompute_all_luids): Remove.
12547 (compute_hash_table_work): Call max_reg_num instead of reading
12549 (cprop_jump): Don't set run_jump_opt_after_gcse.
12550 (constprop_register): Always allow to alter jumps.
12551 (cprop_insn): Likewise.
12552 (do_local_cprop): Likewise.
12553 (local_cprop_pass): Likewise. Return non-zero if something changed.
12554 (cprop): Remove function, fold interesting bits into one_cprop_pass.
12555 (find_implicit_sets): Add note about missed optimization opportunity.
12556 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
12557 pass_rtl_cprop execute function.
12558 Don't bother tracking the pass number, each pass gets its own dumpfile
12560 Always allow to alter jumpsand bypass jumps.
12561 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
12562 will just find no suitable set.
12563 (pre_edge_insert): Fix dumping, this function is for PRE only.
12564 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
12565 pass_rtl_pre execute function.
12566 (hoist_code): Return non-zero if something changed. Keep track of
12567 substitutions and insertions for statistics gathering similar to PRE.
12568 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
12569 called from the pass_rtl_hoist execute function. Show pass statistics.
12570 (compute_store_table): Use max_reg_num directly instead of using the
12571 formerly global max_gcse_regno.
12572 (build_store_vectors): Likewise.
12573 (replace_store_insn): Fix dumping.
12574 (store_motion): Rename to ...
12575 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
12576 pass, called from the pass_rtl_store_motion execute function. Keep
12577 track of substitutions and insertions for statistics gathering similar
12579 (bypass_jumps): Remove, fold interesting bits into ...
12580 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
12581 from the pass_rtl_cprop execute function.
12582 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
12583 pass_jump_bypass): Remove.
12584 (gate_handle_gcse, rest_of_handle_gcse): Remove.
12585 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
12586 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
12587 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
12588 (gate_rtl_store_motion, execute_rtl_store_motion,
12589 pass_rtl_store_motion): New.
12590 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
12591 make it clear that -fcse-skip-blocks is a no-op for backward compat.
12592 * passes.c (init_optimization_passes): Remove pass_gcse and
12593 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
12594 and cse_after_global_opts in place of pass_gcse. Schedule cprop
12595 instead of pass_jump_bypass.
12597 2009-04-27 Richard Guenther <rguenther@suse.de>
12599 PR middle-end/39928
12600 * gimplify.c (gimplify_expr): If we are required to create
12601 a temporary make sure it ends up as register.
12603 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
12606 * config/i386/i386.c (construct_container): Don't call
12607 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
12608 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
12610 2009-04-27 Michael Matz <matz@suse.de>
12612 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
12613 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
12614 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
12615 (dump_replaceable_exprs): Take a bitmap.
12616 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
12618 (expand_gimple_basic_block): Likewise.
12619 * tree-ssa-ter.c (struct temp_expr_table_d): Make
12620 replaceable_expressions member a bitmap.
12621 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
12622 (mark_replaceable): Likewise.
12623 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
12624 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
12626 2009-04-27 Richard Guenther <rguenther@suse.de>
12628 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
12629 (verify_stmts): Dispatch to gimple/type verification code.
12630 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
12631 issue with call argument types.
12633 2009-04-27 Michael Matz <matz@suse.de>
12635 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
12636 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
12639 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
12640 Eric Botcazou <ebotcazou@adacore.com>
12642 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
12643 a label's basic block.
12644 (mark_target_live_regs): Tidy and rework obsolete comments.
12645 Change back DF problem to LIVE. If a label starts a basic block,
12646 assume that all registers that used to be live then still are.
12647 (init_resource_info): If a label starts a basic block, set its
12648 BLOCK_FOR_INSN accordingly.
12649 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
12651 2009-04-27 Richard Guenther <rguenther@suse.de>
12653 * tree-flow-inline.h (function_ann): Remove.
12654 (get_function_ann): Likewise.
12655 * tree-dfa.c (create_function_ann): Remove.
12656 * tree-flow.h (struct static_var_ann_d): Remove.
12657 (struct function_ann_d): Likewise.
12658 (union tree_ann_d): Remove fdecl member.
12659 (function_ann_t): Remove.
12660 (function_ann, get_function_ann, create_function_ann): Remove
12663 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
12665 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
12667 2009-04-27 Jan Hubicka <jh@suse.cz>
12669 * ipa-pure-const.c (struct funct_state_d): New fields
12670 state_previously_known, looping_previously_known; remove
12671 state_set_in_source.
12672 (analyze_function): Use new fields.
12673 (propagate): Avoid assumption that state_set_in_source imply
12676 * tree-ssa-loop-niter.c (finite_loop_p): New function.
12677 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
12678 * cfgloop.h (finite_loop_p): Declare.
12680 2009-04-26 Michael Matz <matz@suse.de>
12682 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
12684 2009-04-26 Michael Matz <matz@suse.de>
12686 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
12687 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
12688 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
12689 pass_mark_used_blocks): Remove.
12690 * tree-optimize.c (pass_free_datastructures,
12691 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
12692 * passes.c (init_optimization_passes): Don't call
12693 pass_mark_used_blocks, remove dead code.
12695 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
12697 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
12698 * tree-ssa-live.h (register_ssa_partition): Likewise.
12700 2009-04-26 Michael Matz <matz@suse.de>
12703 * builtins.c (fold_builtin_next_arg): Handle SSA names.
12704 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
12705 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
12707 (compare_pairs): Swap cost comparison.
12708 (coalesce_ssa_name): Don't use change_partition_var.
12709 * tree-nrv.c (struct nrv_data): Add modified member.
12710 (finalize_nrv_r): Set it.
12711 (tree_nrv): Use it to update statements.
12712 (pass_nrv): Require PROP_ssa.
12713 * tree-mudflap.c (mf_decl_cache_locals,
12714 mf_build_check_statement_for): Use make_rename_temp.
12715 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
12716 * alias.c (find_base_decl): Handle SSA names.
12717 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
12718 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
12719 * rtl.h (set_reg_attrs_for_parm): Declare.
12720 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
12721 to "optimized", remove unused locals at finish.
12722 (execute_free_datastructures): Make global, call
12723 delete_tree_cfg_annotations.
12724 (execute_free_cfg_annotations): Don't call
12725 delete_tree_cfg_annotations.
12727 * ssaexpand.h: New file.
12728 * expr.c (toplevel): Include ssaexpand.h.
12729 (expand_assignment): Handle SSA names the same as register variables.
12730 (expand_expr_real_1): Expand SSA names.
12731 * cfgexpand.c (toplevel): Include ssaexpand.h.
12732 (SA): New global variable.
12733 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
12734 (SSAVAR): New macro.
12735 (set_rtl): New helper function.
12736 (add_stack_var): Deal with SSA names, use set_rtl.
12737 (expand_one_stack_var_at): Likewise.
12738 (expand_one_stack_var): Deal with SSA names.
12739 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
12740 before unique numbers.
12741 (expand_stack_vars): Use set_rtl.
12742 (expand_one_var): Accept SSA names, add asserts for them, feed them
12743 to above subroutines.
12744 (expand_used_vars): Expand all partitions (without default defs),
12745 then only the local decls (ignoring those expanded already).
12746 (expand_gimple_cond): Remove edges when jumpif() expands an
12747 unconditional jump.
12748 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
12749 or remove abnormal edges. Ignore insns setting the LHS of a TERed
12751 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
12752 members of SA; deal with PARM_DECL partitions here; expand
12753 all PHI nodes, free tree datastructures and SA. Commit instructions
12754 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
12755 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
12756 info and statements at start, collect garbage at finish.
12757 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
12758 (VAR_ANN_PARTITION) Remove.
12759 (change_partition_var): Don't declare.
12760 (partition_to_var): Always return SSA names.
12761 (var_to_partition): Only accept SSA names.
12762 (register_ssa_partition): Only check argument.
12763 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
12765 (delete_var_map): Don't free it.
12766 (var_union): Only accept SSA names, simplify.
12767 (partition_view_init): Mark only useful SSA names as used.
12768 (partition_view_fini): Only deal with SSA names.
12769 (change_partition_var): Remove.
12770 (dump_var_map): Use ssa_name instead of partition_to_var member.
12771 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
12773 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
12774 (struct _elim_graph): New member const_dests; nodes member vector of
12776 (set_location_for_edge): New static helper.
12777 (create_temp): Remove.
12778 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
12779 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
12780 (new_elim_graph): Allocate const_dests member.
12781 (clean_elim_graph): Truncate const_dests member.
12782 (delete_elim_graph): Free const_dests member.
12783 (elim_graph_size): Adapt to new type of nodes member.
12784 (elim_graph_add_node): Likewise.
12785 (eliminate_name): Likewise.
12786 (eliminate_build): Don't take basic block argument, deal only with
12787 partition numbers, not variables.
12788 (get_temp_reg): New static helper.
12789 (elim_create): Use it, deal with RTL temporaries instead of trees.
12790 (eliminate_phi): Adjust all calls to new signature.
12791 (assign_vars, replace_use_variable, replace_def_variable): Remove.
12792 (rewrite_trees): Only do checking.
12793 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
12794 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
12795 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
12796 contains_tree_r, MAX_STMTS_IN_LATCH,
12797 process_single_block_loop_latch, analyze_edges_for_bb,
12798 perform_edge_inserts): Remove.
12799 (expand_phi_nodes): New global function.
12800 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
12801 functions, initialize new parameter, remember partitions having a
12803 (finish_out_of_ssa): New global function.
12804 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
12805 don't reset in_ssa_p here, don't disable TER when mudflap.
12806 (pass_del_ssa): Remove.
12807 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
12809 (execute_free_datastructures): Declare.
12810 * Makefile.in (SSAEXPAND_H): New variable.
12811 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
12812 * basic-block.h (commit_one_edge_insertion): Declare.
12813 * passes.c (init_optimization_passes): Move pass_nrv and
12814 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
12815 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
12816 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
12817 (redirect_branch_edge): Deal with super block when expanding, split
12818 out jump patching itself into ...
12819 (patch_jump_insn): ... here, new static helper.
12821 2009-04-26 Michael Matz <matz@suse.de>
12823 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
12824 beyond num_ssa_names.
12825 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
12826 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
12828 2009-04-26 Jakub Jelinek <jakub@redhat.com>
12830 PR inline-asm/39543
12831 * fwprop.c (forward_propagate_asm): New function.
12832 (forward_propagate_and_simplify): Propagate also into __asm, if it
12833 doesn't increase the number of referenced registers.
12836 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
12838 2009-04-26 Jakub Jelinek <jakub@redhat.com>
12840 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
12841 note_nonlocal_vla_type for nonlocal VLAs.
12842 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
12843 contains_remapped_vars, remap_vla_decls): New functions.
12844 (convert_nonlocal_reference_stmt): If not optimizing, call
12845 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
12846 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
12847 if it wasn't found in var_map.
12848 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
12849 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
12850 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
12852 * gimplify.c (nonlocal_vlas): New variable.
12853 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
12855 (gimplify_body): Create and destroy nonlocal_vlas.
12857 * dwarf2out.c (loc_descr_plus_const): New function.
12858 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
12859 mem_loc_descriptor, loc_descriptor_from_tree_1,
12860 descr_info_loc, gen_variable_die): Use it.
12862 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
12863 !TREE_STATIC VAR_DECLs.
12864 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
12865 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
12866 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
12867 DECL_BY_REFERENCE is valid.
12868 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
12869 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
12870 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
12871 Copy DECL_BY_REFERENCE.
12872 (struct nesting_copy_body_data): New type.
12873 (nesting_copy_decl): New function.
12874 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
12875 if they have variable length.
12877 2009-04-26 Michael Matz <matz@suse.de>
12879 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
12880 mark new temporaries for renaming.
12882 2009-04-26 Joseph Myers <joseph@codesourcery.com>
12885 * c-decl.c (global_bindings_p): Return negative value.
12886 (c_variable_size): New. Based on variable_size from
12888 (grokdeclarator): Call c_variable_size not variable_size.
12890 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
12892 * config/i386/i386.c (print_operand) ['z']: Fix typo.
12894 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
12896 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
12897 Redefine it to just use mingw/include.
12898 (ASM_SPEC): Rules for -m32 and -m64.
12899 (LINK_SPEC): Use Likewise.
12900 (SPEC_32): New define.
12901 (SPEC_64): Likewise.
12902 (SUB_LINK_SPEC): Likewise.
12903 (MULTILIB_DEFAULTS): New define.
12904 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
12905 Add multilib options.
12906 (MULTILIB_DIRNAMES): Likewise.
12907 (MULTILIB_OSDIRNAMES): Likewise.
12908 (LIBGCC): Likewise.
12909 (INSTALL_LIBGCC): Likewise.
12911 2009-04-26 Joseph Myers <joseph@codesourcery.com>
12914 * c-tree.h (enum c_inline_static_type): New.
12915 (record_inline_static): Declare.
12916 * c-decl.c (struct c_inline_static, c_inline_statics,
12917 record_inline_static, check_inline_statics): New.
12918 (pop_file_scope): Call check_inline_statics.
12919 (start_decl): Call record_inline_static instead of pedwarning
12920 directly for static in inline function.
12921 * c-typeck.c (build_external_ref): Call record_inline_static
12922 instead of pedwarning directly for static referenced in inline
12925 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
12927 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
12928 not new but only being rescanned.
12929 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
12930 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
12931 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
12932 record_set_info, compute_set, grealloc): Remove.
12933 (recompute_all_luids): New function.
12934 (gcse_main): Don't compute sets, and don't do related memory
12935 allocations/free-ing. If something changed before the end of the
12936 pass, update LUIDs using recompute_all_luids.
12937 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
12938 (free_gcse_mem): Don't free it either.
12939 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
12940 Use the df insn LUIDs.
12941 (load_killed_in_block): Likewise.
12942 (compute_hash_table_work): Don't compute reg_set_in_block.
12943 (compute_transp): Use DF_REG_DEF_CHAINs.
12944 (local_cprop_pass): Don't use compute_sets and related functions.
12945 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
12946 Use get_max_uid() instead of max_cuid.
12947 (insert_insn_end_basic_block, pre_insert_copy_insn,
12948 update_ld_motion_stores): Don't try to
12949 keep reg_set tables up to date.
12950 (pre_insert_copies): Use df insn LUIDs.
12951 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
12952 (reg_set_info): Don't use extra bitmap argument.
12953 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
12954 information to compute regs_set_in_block.
12955 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
12956 (bypass_jumps): Don't use compute_sets and friends.
12958 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12961 * opts.c (undocumented_msg): Do not leave blank even with
12964 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12966 * c-decl.c (build_enumerator): Allow values folding to integer
12967 constants but not integer constant expressions with a pedwarn if
12970 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12973 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
12974 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
12975 type is an integer constant.
12977 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
12980 * config/i386/i386.c (print_operand) ['z']: Revert handling of
12983 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12986 * c-decl.c (grokdeclarator): Diagnose declarations of functions
12987 with variably modified return type and no storage class
12988 specifiers, except for the case of nested functions. Distinguish
12989 extern declarations of functions with variably modified return
12990 types from those of objects with variably modified types.
12992 2009-04-25 Jan Hubicka <jh@suse.cz>
12994 * tree.c (list_equal_p): New function.
12995 * tree.h (list_equal_p): Declare.
12996 * coretypes.h (edge_def, edge, const_edge, basic_block_def
12997 basic_block_def, basic_block, const_basic_block): New.
12998 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
12999 (redirect_eh_edge): New function.
13000 (make_eh_edge_update_phi): EH edges are not abnormal.
13001 * except.c: Include tree-flow.h.
13002 (list_match): New function.
13003 (eh_region_replaceable_by_p): New function.
13004 (replace_region): New function.
13005 (hash_type_list): New function.
13006 (hash_eh_region): New function.
13007 (eh_regions_equal_p): New function.
13008 (merge_peers): New function.
13009 (remove_unreachable_regions): Verify EH tree when checking;
13011 (copy_eh_region_1): New function.
13012 (copy_eh_region): New function.
13013 (push_reachable_handler): New function.
13014 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
13015 regions without label but with live RESX.
13016 * except.h (redirect_eh_edge_to_label): New.
13017 * tree-flow.h (redirect_eh_edge): New.
13018 * coretypes.h (edge_def, edge, const_edge, basic_block_def
13019 basic_block_def, basic_block, const_basic_block): Remove.
13020 * Makefile.in (except.o): Add dependency on tree-flow.h
13021 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
13022 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
13025 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
13028 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
13029 on the destination of memcpy.
13031 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
13033 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
13034 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
13035 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
13037 2009-04-25 Jan Hubicka <jh@suse.cz>
13039 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
13040 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
13041 to be reached by different label than left.
13042 (update_eh_edges): Update comment; remove edge_to_remove if possible
13043 and return true if suceeded.
13044 (cleanup_empty_eh): Accept sharing map; handle shared regions.
13045 (cleanup_eh): Compute sharing map.
13046 * except.c (remove_eh_handler_and_replace): Add argument if we should
13048 (remove_unreachable_regions): Update for label sharing.
13049 (label_to_region_map): Likewise.
13050 (get_next_region_sharing_label): New function.
13051 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
13053 (remove_eh_handler): Update.
13054 (remove_eh_region_and_replace_by_outer_of): New function.
13055 * except.h (struct eh_region): Add next_region_sharing_label.
13056 (remove_eh_region_and_replace_by_outer_of,
13057 get_next_region_sharing_label): Declare.
13058 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
13060 2009-04-25 Jan Hubicka <jh@suse.cz>
13062 * tree-cfg.c (split_critical_edges): Split also edges where we can't
13063 insert code even if they are not critical.
13065 2009-04-25 Jan Hubicka <jh@suse.cz>
13067 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
13068 (gimple_can_remove_branch_p): EH edges won't remove branch by
13070 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
13071 updating of non-abnormal EH edges.
13072 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
13073 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
13074 (split_critical_edges): Split also edges where emitting code on them
13075 will lead to splitting later.
13077 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
13078 H.J. Lu <hongjiu.lu@intel.com>
13081 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
13082 the configured assembler supports fildq and fistpq mnemonics.
13083 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
13084 * configure: Regenerated.
13085 * config.in: Ditto.
13087 * config/i386/i386.c (print_operand): Handle 'Z'.
13088 ['z']: Remove handling of special fild/fist suffixes.
13089 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
13090 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
13091 suffix of fild insn.
13092 (*floatsi<mode>2_vector_mixed): Ditto.
13093 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
13094 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
13095 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
13096 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
13097 * config/i386/gas.h (GAS_MNEMONICS): Remove.
13099 2009-04-25 Ben Elliston <bje@au.ibm.com>
13101 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
13102 the source of a set operation.
13104 2009-04-25 Anatoly Sokolov <aesok@post.ru>
13106 * target.h (struct gcc_target): Add case_values_threshold field.
13107 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
13108 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
13109 * targhooks.c (default_case_values_threshold): New function.
13110 * targhooks.h (default_case_values_threshold): Declare function.
13111 * stmt.c (expand_case): Use case_values_threshold target hook.
13112 * expr.h (case_values_threshold): Remove declartation.
13113 * expr.c (case_values_threshold): Remove function.
13114 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
13116 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
13117 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
13118 (avr_case_values_threshold): Declare as static.
13119 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
13121 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
13122 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
13123 (mn10300_case_values_threshold): New function.
13125 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
13127 * ira.c (setup_cover_and_important_classes): Add enum cast.
13129 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
13131 * genpreds.c (write_enum_constraint_num): Output definition of
13132 CONSTRAINT_NUM_DEFINED_P macro.
13133 * ira.c (setup_cover_and_important_classes): Use
13134 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
13136 2009-04-24 DJ Delorie <dj@redhat.com>
13138 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
13139 __SH2A_SINGLE_ONLY__ also.
13141 2009-04-24 Steve Ellcey <sje@cup.hp.com>
13143 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
13144 (movdf_internal): Ditto.
13145 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
13146 SFmode and DFmode constants.
13147 (ia64_print_operand): Add 'G' format for printing
13148 floating point constants.
13150 2009-04-24 Richard Guenther <rguenther@suse.de>
13152 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
13153 from unsigned additions.
13155 2009-04-24 Joseph Myers <joseph@codesourcery.com>
13157 * c-typeck.c (set_init_index): Allow array designators that are
13158 not integer constant expressions with a pedwarn if pedantic.
13160 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
13162 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
13163 zero if no overlap in nonzero bits between the operands.
13165 2009-04-24 Ian Lance Taylor <iant@google.com>
13167 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
13168 (record_dead_and_set_regs): Likewise.
13169 * df.h (struct df_mw_hardreg): Change flags field to int.
13170 (struct df_base_ref): Likewise.
13171 (struct df): Change changeable_flags field to int.
13172 * df-scan.c (df_defs_record): Change clobber_flags to int.
13173 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
13174 constants rather than #define macros.
13175 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
13176 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
13177 (enum dwarf_calling_convention): Likewise.
13178 (enum dwarf_line_number_x_ops): Likewise.
13179 (enum dwarf_call_frame_info): Likewise.
13180 (enum dwarf_source_language): Likewise.
13181 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
13182 (add_calling_convention_attribute): Likewise.
13183 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
13184 (combine_comparisons): Change compcode to int. Add cast to enum type.
13185 * genrecog.c (maybe_both_true_2): Change c to int.
13186 (write_switch): Likewise. Add cast to enum type.
13187 * gimplify.c (gimplify_omp_for): Handle return values from
13188 gimplify_expr using MIN rather than bitwise or.
13189 (gimplify_expr): Add cast to enum type.
13190 * ipa-prop.c (update_jump_functions_after_inlining): Change
13191 IPA_BOTTOM to IPA_JF_UNKNOWN.
13192 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
13193 Add casts to enum type.
13194 (setup_cover_and_important_classes): Change cl to int. Add casts
13196 (setup_class_translate): Change cl and mode to int.
13197 (ira_init_once): Change mode to int.
13198 (free_register_move_costs): Likewise.
13199 (setup_prohibited_mode_move_regs): Add casts to enum type.
13200 * langhooks.c (add_builtin_function_common): Rework assertion that
13201 value fits bitfield.
13202 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
13203 * omega.c (omega_do_elimination): Avoid math on enum types.
13204 * optabs.c (expand_vec_shift_expr): Remove casts to int.
13205 * opts.c (set_debug_level): Change 2 to enum constant. Use new
13206 int local to handle integral_argment value.
13207 * regmove.c (try_auto_increment): Change PUT_MODE to
13209 * reload.c (push_secondary_reload): Add casts to enum type.
13210 (secondary_reload_class, find_valid_class): Likewise.
13211 * reload1.c (emit_input_reload_insns): Likewise.
13212 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
13213 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
13214 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
13216 * tree.c (build_common_builtin_nodes): Add casts to enum type.
13217 * tree-complex.c (complex_lattice_t): Typedef to int rather than
13219 (expand_complex_libcall): Add casts to enum type.
13220 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
13221 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
13222 with ERROR_MARK, not NUM_TREE_CODES.
13223 (vect_create_epilog_for_reduction): Likewise.
13224 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
13225 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
13226 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
13228 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
13229 vect_unused_in_loop. Change 0 to loop_vect.
13230 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
13231 * var-tracking.c (get_init_value): Change return type to enum
13233 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
13234 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
13236 (arm_override_options): Add casts to enum type.
13237 (arm_emit_tls_decoration): Likewise.
13238 * config/i386/i386.c (ix86_function_specific_restore): Add casts
13240 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
13241 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
13242 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
13244 * config/s390/s390.c (code_for_builtin_64): Change to array of
13246 (code_for_builtin_31): Likewise.
13247 (s390_expand_builtin): Change code_for_builtin to enum insn_code
13249 * config/sparc/sparc.c (sparc_override_options): Change value
13250 field in struct code_model to enum cmodel. In initializer change
13251 0 to NULL and add cast to enum type.
13253 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
13254 Change all callers. Issue a -Wc++-compat warning using
13255 lhs_origtype if necessary.
13256 (convert_for_assignment): Issue -Wc++-compat warnings about
13257 invalid conversions to enum type on assignment.
13258 * c-common.h (build_modify_expr): Update declaration.
13260 2009-04-24 Nick Clifton <nickc@redhat.com>
13262 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
13263 (function_arg_advance): Likewise.
13264 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
13267 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
13269 * config/s390/constraints.md ('I', 'J'): Fix condition.
13271 2009-04-24 Diego Novillo <dnovillo@google.com>
13273 * gengtype-parse.c (parse_error): Add newline after message.
13275 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
13277 * config/i386/sse.md (avxmodesuffixs): Removed.
13278 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
13279 (*avx_pinsr<ssevecsize>): This.
13281 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
13283 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
13284 follow chains of regs with a single definition, and allow expressions
13285 that are function_invariant_p.
13286 (simple_rhs_p): Allow expressions that are function_invariant_p.
13288 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
13290 PR middle-end/39867
13291 * fold-const.c (fold_cond_expr_with_comparison): When folding
13292 > and >= to MAX, make sure the MAX uses the same type as the
13293 comparison's operands.
13295 2009-04-24 Nick Clifton <nickc@redhat.com>
13297 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
13298 addressing for DImode accesses.
13299 (frv_print_operand_address): Handle PLUS case.
13300 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
13302 2009-04-24 Jakub Jelinek <jakub@redhat.com>
13304 PR rtl-optimization/39794
13305 * alias.c (canon_true_dependence): Add x_addr argument.
13306 * rtl.h (canon_true_dependence): Adjust prototype.
13307 * cse.c (check_dependence): Adjust canon_true_dependence callers.
13308 * cselib.c (cselib_invalidate_mem): Likewise.
13309 * gcse.c (compute_transp): Likewise.
13310 * dse.c (scan_reads_nospill): Likewise.
13311 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
13312 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
13313 canon_base_addr of the group, plus optional offset.
13314 (struct group_info): Rename canon_base_mem to
13316 (get_group_info): Set canon_base_addr to canon_rtx of base, not
13317 canon_rtx of base_mem.
13319 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
13321 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
13322 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
13324 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13326 * config/spu/spu-builtins.h: Delete file.
13328 * config/spu/spu.h (enum spu_builtin_type): Move here from
13330 (struct spu_builtin_description): Likewise. Add GTY marker.
13331 Do not use enum spu_function_code or enum insn_code.
13332 (spu_builtins): Add extern declaration.
13334 * config/spu/spu.c: Do not include "spu-builtins.h".
13335 (enum spu_function_code, enum spu_builtin_type_index,
13336 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
13337 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
13338 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
13339 unsigned_V2DI_type_node): Move here from spu-builtins.h.
13340 (spu_builtin_types): Make static. Add GTY marker.
13341 (spu_builtins): Add extern declaration with GTY marker.
13342 Include "gt-spu.h".
13344 * config/spu/spu-c.c: Do not include "spu-builtins.h".
13345 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
13346 Check programmatically whether all parameters are scalar.
13348 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
13350 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
13352 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
13353 assignment from the constructor either if the target is volatile.
13355 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
13357 * config/arm/arm.md (insv): Do not share operands[0].
13359 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
13361 * config/vxlib-tls.c (active_tls_threads): Delete.
13362 (delete_hook_installed): New.
13363 (tls_delete_hook): Don't delete the delete hook.
13364 (tls_destructor): Delete it here.
13365 (__gthread_set_specific): Adjust installing the delete hook.
13366 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
13367 __gthread_leave_tsd_dtor_context.
13369 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
13371 * c-format.c (gcc_tdiag_char_table): Add support for %E.
13373 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
13375 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
13377 (alpha_rtx_costs): Ditto.
13378 (emit_unlikely_jump): Use add_reg_note.
13379 (emit_frame_store_1): Ditto.
13380 (alpha_expand_prologue): Ditto.
13381 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
13382 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
13384 2009-04-23 Nick Clifton <nickc@redhat.com>
13386 * config/v850/v850.md (epilogue): Remove suppressed code.
13387 (return): Rename to return_simple and remove test of frame size.
13388 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
13389 to gen_return_simple.
13391 2009-04-22 Jing Yu <jingyu@google.com>
13394 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
13396 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
13399 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
13400 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
13401 value is a VECTOR_CST, the element type is the element type of the
13404 2009-04-22 DJ Delorie <dj@redhat.com>
13406 * config/m32c/m32c.h: Update GTY annotations to new syntax.
13408 2009-04-22 Jakub Jelinek <jakub@redhat.com>
13410 * alias.c (find_base_term): Move around LO_SUM case, so that
13411 CONST falls through into PLUS/MINUS handling.
13414 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
13415 into 0, use omit_one_operand.
13417 2009-04-23 Ben Elliston <bje@au.ibm.com>
13419 * config/rs6000/linux-unwind.h (get_regs): Remove type
13420 puns. Change the type of `pc' to an array of unsigned ints and
13421 update all users. Constify frame24.
13423 2009-04-22 DJ Delorie <dj@redhat.com>
13425 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
13426 declarations before code.
13427 (current_function_special_page_vector): Likewise.
13428 (m32c_expand_insv): Silence a warning.
13430 2009-04-21 Taras Glek <tglek@mozilla.com>
13432 * alias.c: Update GTY annotations to new syntax.
13433 * basic-block.h: Likewise.
13434 * bitmap.h: Likewise.
13435 * c-common.h: Likewise.
13436 * c-decl.c: Likewise.
13437 * c-parser.c: Likewise.
13438 * c-pragma.c: Likewise.
13439 * c-tree.h: Likewise.
13440 * cfgloop.h: Likewise.
13441 * cgraph.h: Likewise.
13442 * config/alpha/alpha.c: Likewise.
13443 * config/arm/arm.h: Likewise.
13444 * config/avr/avr.h: Likewise.
13445 * config/bfin/bfin.c: Likewise.
13446 * config/cris/cris.c: Likewise.
13447 * config/darwin.c: Likewise.
13448 * config/frv/frv.c: Likewise.
13449 * config/i386/i386.c: Likewise.
13450 * config/i386/i386.h: Likewise.
13451 * config/i386/winnt.c: Likewise.
13452 * config/ia64/ia64.h: Likewise.
13453 * config/iq2000/iq2000.c: Likewise.
13454 * config/mips/mips.c: Likewise.
13455 * config/mmix/mmix.h: Likewise.
13456 * config/pa/pa.c: Likewise.
13457 * config/pa/pa.h: Likewise.
13458 * config/rs6000/rs6000.c: Likewise.
13459 * config/s390/s390.c: Likewise.
13460 * config/sparc/sparc.c: Likewise.
13461 * config/xtensa/xtensa.c: Likewise.
13462 * cselib.h: Likewise.
13463 * dbxout.c: Likewise.
13464 * dwarf2out.c: Likewise.
13465 * except.c: Likewise.
13466 * except.h: Likewise.
13467 * fixed-value.h: Likewise.
13468 * function.c: Likewise.
13469 * function.h: Likewise.
13470 * gimple.h: Likewise.
13471 * integrate.c: Likewise.
13472 * optabs.c: Likewise.
13473 * output.h: Likewise.
13474 * real.h: Likewise.
13476 * stringpool.c: Likewise.
13477 * tree-data-ref.c: Likewise.
13478 * tree-flow.h: Likewise.
13479 * tree-scalar-evolution.c: Likewise.
13480 * tree-ssa-address.c: Likewise.
13481 * tree-ssa-alias.h: Likewise.
13482 * tree-ssa-operands.h: Likewise.
13483 * tree.c: Likewise.
13484 * tree.h: Likewise.
13485 * varasm.c: Likewise.
13486 * varray.h: Likewise.
13488 * coretypes.h: Do not define GTY macro if it is already defined.
13489 * doc/gty.texi: Update GTY documentation to new syntax.
13490 * gengtype-lex.l: Enforce attribute-like syntax for GTY
13491 annotations on structs.
13492 * gengtype-parse.c: Likewise.
13494 2009-04-22 Mark Heffernan <meheff@google.com>
13496 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
13498 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
13500 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
13503 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
13505 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
13506 the same as a PLUS without a shift. Increase the cost of a
13509 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13511 * Makefile.in: Update dependencies.
13512 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
13513 * errors.h: Remove bogus comment about compatibility.
13514 (warning): Update declaration.
13515 * genautomata.c: Update all calls to warning.
13516 * gimple.c: Do not include errors.h. Include toplev.h.
13517 * tree-ssa-structalias.c: Do not include errors.h.
13518 * omega.c: Likewise.
13519 * tree-ssa-reassoc.c: Likewise.
13520 * config/spu/spu-c.c: Likewise.
13521 * config/spu/t-spu-elf: Update dependencies.
13523 2009-04-22 Richard Guenther <rguenther@suse.de>
13525 PR tree-optimization/39824
13526 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
13527 make sure the types are compatible.
13529 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13532 * c-common.c (c_parse_error): Take a token_flags parameter.
13533 Use token_type for the token type instead.
13534 Pass token_flags to cpp_type2name.
13535 * c-common.h (c_parse_error): Update declaration.
13536 * c-parser.c (c_parser_error): Pass 0 as token flags.
13538 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
13540 PR rtl-optimization/39580
13541 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
13543 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13545 * function.c (expand_function_end): Do not emit a jump to the "naked"
13546 return label for fall-through returns.
13547 * except.c (sjlj_emit_function_exit): Always place the call to the
13548 unregister function at the location installed by expand_function_end.
13550 2009-04-22 Richard Guenther <rguenther@suse.de>
13552 PR tree-optimization/39845
13553 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
13554 (gen_inbound_check): Likewise.
13556 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
13558 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
13560 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
13561 * config/vxlib.c (__gthread_once): Add race guard for PPC.
13563 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
13565 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
13566 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
13567 shift counts to avoid out-of-bounds array accesses.
13569 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
13571 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
13572 (Pmode): Move above.
13574 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
13576 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
13577 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
13578 GET_CODE macro. Use IN_RANGE macro where appropriate.
13579 * config/alpha/alpha.h: Ditto.
13580 * config/alpha/alpha.md: Ditto.
13581 * config/alpha/constraints.md: Ditto.
13582 * config/alpha/predicates.md: Ditto.
13584 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
13586 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
13587 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13588 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13589 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13590 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13591 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13592 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13593 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13594 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13595 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13596 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13597 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13598 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13599 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13600 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13601 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13602 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13603 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13604 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13605 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13606 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13607 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13608 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13609 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13610 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13611 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13612 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13614 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
13616 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
13617 references from comments.
13618 * cfgbuild.c: (count_basic_blocks): Delete.
13619 (find_basic_blocks_1): Delete.
13620 (find_basic_blocks): Delete.
13621 * except.c (finish_eh_generation): Make static. Move comment from
13622 except.h here. Remove find_basic_blocks references from comments.
13623 * except.h (finish_eh_generation): Delete.
13624 * basic-block.h (find_basic_blocks): Delete.
13625 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
13627 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
13629 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
13630 (sdbout_parms): Likewise.
13632 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
13634 * config/sh/sh.c (prepare_cbranch_operands): Use
13635 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
13636 (expand_cbranchdi4): Likewise.
13637 (from_compare): Add cast to enum type.
13638 (expand_cbranchsi4): Use add_reg_note.
13639 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
13640 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
13641 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
13642 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
13643 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
13644 instead of CODE_FOR_nothing.
13645 (cbranchdi4): Likewise. Fix the order of arguments for
13647 (push_fpscr): Use add_reg_note.
13648 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
13649 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
13651 2009-04-21 Joseph Myers <joseph@codesourcery.com>
13653 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
13654 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
13655 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
13656 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
13657 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
13658 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
13659 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
13660 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
13661 config/alpha/x-vms, config/arc/t-arc,
13662 config/arm/README-interworking, config/arm/arm-c.c,
13663 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
13664 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
13665 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
13666 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
13667 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
13668 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
13669 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
13670 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
13671 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
13672 config/cris/t-elfmulti, config/crx/t-crx,
13673 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
13674 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
13675 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
13676 config/h8300/t-h8300, config/i386/athlon.md,
13677 config/i386/darwin-libgcc.10.4.ver,
13678 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
13679 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
13680 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
13681 config/i386/t-linux64, config/i386/t-nwld,
13682 config/i386/t-rtems-i386, config/i386/t-sol2-10,
13683 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
13684 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
13685 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
13686 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
13687 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
13688 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
13689 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
13690 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
13691 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
13692 config/m68k/t-uclinux, config/mcore/t-mcore,
13693 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
13694 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
13695 config/mips/crtn.asm, config/mips/irix-crti.asm,
13696 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
13697 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
13698 config/mips/mips-fixed.md, config/mips/sb1.md,
13699 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
13700 config/mips/t-iris6, config/mips/t-isa3264,
13701 config/mips/t-libgcc-mips16, config/mips/t-linux64,
13702 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
13703 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
13704 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
13705 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
13706 config/mn10300/t-linux, config/mn10300/t-mn10300,
13707 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
13708 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
13709 config/picochip/libgccExtras/clzsi2.asm,
13710 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
13711 config/rs6000/darwin-libgcc.10.4.ver,
13712 config/rs6000/darwin-libgcc.10.5.ver,
13713 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
13714 config/rs6000/t-aix43, config/rs6000/t-aix52,
13715 config/rs6000/t-darwin, config/rs6000/t-fprules,
13716 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
13717 config/rs6000/t-lynx, config/rs6000/t-netbsd,
13718 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
13719 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
13720 config/rs6000/t-rtems, config/rs6000/t-spe,
13721 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
13722 config/score/t-score-elf, config/sh/divcost-analysis,
13723 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
13724 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
13725 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
13726 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
13727 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
13728 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
13729 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
13730 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
13731 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
13732 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
13733 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
13734 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
13735 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
13736 limitx.h, version.c, xcoff.h: Add copyright and license notices.
13737 * config/h8300/genmova.sh: Include copyright and license notices
13738 in generated output.
13739 * config/h8300/mova.md: Regenerate.
13740 * doc/install.texi2html: Include word "Copyright" in copyright
13741 notice and use name "Free Software Foundation, Inc.".
13742 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
13743 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
13744 ChangeLog-2007, ChangeLog-2008: Correct dates.
13746 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
13748 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
13749 NE_EXPR operations as well.
13750 * c-parser.c (c_parser_condition): Do not set location information on
13752 (c_parser_conditional_expression): Likewise.
13753 (c_parser_binary_expression): Set location information on operators.
13754 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
13755 TRUTH_NOT_EXPR has been folded.
13756 * fold-const.c (fold_truth_not_expr): Copy location information from
13757 the incoming expression to the outgoing one.
13758 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
13759 recursive calls on the LHS of the operator but pass that of the
13760 operator to recursive calls on the RHS of the operator. Set it
13762 (shortcut_cond_expr): Set the locus of the operator on the second
13763 COND_EXPR and that of the expression on the first in degenerate cases.
13764 Pass the locus of the expression to calls to shortcut_cond_r.
13765 Set the locus of the 'then' block on the associated jump, if any.
13766 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
13767 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
13768 expression to call to gimplify_boolean_expr.
13770 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
13772 * config.gcc: Add additional configuration for
13773 i686-w64-mingw* and x86_64-w64-mingw* triplet.
13774 * config/i386/mingw-w64.h: New mingw-w64 specific header.
13775 (CPP_SPEC): Redefine for allowing -municode option.
13776 (STARTFILE_SPEC): Likewise.
13777 * config/i386/t-mingw-w64: New.
13778 * config/i386/mingw-w64.opt: New.
13779 (municode): Add new target option.
13780 * doc/invoke.texi (municode): Add documentation for new option.
13782 2009-04-21 Ian Lance Taylor <iant@google.com>
13784 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13785 Correct test for number of arguments.
13786 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
13788 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
13790 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
13791 argument of emit_library_call.
13793 2009-04-21 Richard Guenther <rguenther@suse.de>
13795 PR middle-end/39829
13796 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
13797 inside VIEW_CONVERT_EXPRs.
13799 2009-04-21 Martin Jambor <mjambor@suse.cz>
13801 * tree-switch-conversion.c (build_constructors): Split a long line.
13802 (constructor_contains_same_values_p): New function.
13803 (build_one_array): Create assigns of constants if possible, do not
13804 call mark_sym_for_renaming, call update_stmt.
13805 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
13806 make_rename_temp. Do not call mark_symbols_for_renaming, call
13808 (gen_def_assigns): Do not call mark_symbols_for_renaming or
13809 find_new_referenced_vars, call update_stmt.
13810 (gen_inbound_check): Use create_tmp_var and create ssa names manually
13811 instead of calling make_rename_temp. Do not call
13812 find_new_referenced_vars or mark_symbols_for_renaming, call
13815 2009-04-21 Richard Guenther <rguenther@suse.de>
13817 PR tree-optimization/39827
13818 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
13819 (tree_ssa_phiprop): Pass the correct array size.
13821 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
13823 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
13825 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
13828 * c-typeck.c (lvalue_p): Move declaration ...
13829 * c-common.h (lvalue_p): ... to here.
13830 * c-common.c (candidate_equal_p): New.
13831 (add_tlist): Use it.
13832 (merge_tlist): Use it.
13833 (warn_for_collisions_1): Likewise.
13834 (warning_candidate_p): Accept more candidates.
13835 (verify_tree): A warning candidate can be an expression. Use
13838 2009-04-21 Ben Elliston <bje@au.ibm.com>
13841 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
13842 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
13843 options. Remove -mcall-solaris documentation.
13845 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13848 * doc/invoke.texi (-Wlong-long): Update description.
13849 * c-lex (interpret_integer): Only warn if there was no previous
13850 overflow and -Wlong-long is enabled.
13851 * c-decl.c (declspecs_add_type): Drop redundant flags.
13852 * c.opt (Wlong-long): Init to -1.
13853 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
13854 and front-end warn_long_long. Wlong-long only depends on other
13855 flags if it is uninitialized.
13856 * c-parser.c (disable_extension_diagnostics): warn_long_long is
13857 the same for CPP and FE.
13858 (restore_extension_diagnostics): Likewise.
13860 2009-04-20 Ian Lance Taylor <iant@google.com>
13862 Fix enum conversions which are invalid in C++:
13863 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
13864 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
13865 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
13866 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
13867 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
13868 (dbxout_parms): Likewise.
13869 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
13870 (df_clear_flags): Likewise.
13871 * df-problems.c (df_rd_bb_local_compute_process_def): Change
13872 top_flag parameter to int.
13873 (df_chain_create_bb_process_use): Likewise.
13874 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
13876 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
13877 (df_ref_create_structure, df_def_record_1): Likewise.
13878 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
13879 (df_notes_rescan): Change 0 to VOIDmode in function call.
13880 (df_get_call_refs, df_insn_refs_collect): Likewise.
13881 (df_bb_regs_collect): Likewise.
13882 (df_entry_block_defs_collect): Likewise.
13883 (df_exit_block_uses_collect): Likewise.
13884 * df.h: Update declarations.
13885 * double-int.c (double_int_divmod): Add cast to enum type.
13886 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
13887 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
13888 (based_loc_descr): Likewise.
13889 (loc_descriptor_from_tree_1): Change first_op and second_op to
13890 enum dwarf_location_atom. Add cast to enum type.
13891 * expmed.c (init_expmed): Change 0 to SET in function call.
13892 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
13893 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
13894 (do_store_flag): Likewise.
13895 * fixed-value.h (struct fixed_value): Change mode to enum
13897 * function.c (assign_parms): Change 0 to VOIDmode in function call.
13898 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
13900 (insert_insn_decl, insert_decl, insert_state): Likewise.
13901 (automata_list_finish): Likewise.
13902 * genrecog.c (process_define_predicate): Add cast to enum type.
13903 * gensupport.c (init_predicate_table): Add cast to enum type.
13904 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
13906 (gimple_build_call_1, gimple_build_label): Likewise.
13907 (gimple_build_goto, gimple_build_asm_1): Likewise.
13908 (gimple_build_switch_1, gimple_build_cdt): Likewise.
13909 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
13910 (enum fallback): Rename from enum fallback_t.
13911 (fallback_t): Typedef as int.
13912 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
13913 GSI_SAME_STMT in function call.
13914 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
13916 (setup_reg_class_relations): Likewise.
13917 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
13918 (setup_prohibited_class_mode_regs): Add cast to enum type.
13919 (setup_prohibited_mode_move_regs): Likewise.
13920 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
13921 (record_address_regs): Change i to enum reg_class.
13922 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
13923 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
13924 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
13925 (GET_MODE_2XWIDER_MODE): Likewise.
13926 (GET_CLASS_NARROWEST_MODE): Likewise.
13927 * omp-low.c (expand_omp_for): Add cast to enum type.
13928 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
13929 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
13930 * postreload.c (reload_cse_simplify_operands): Change rclass local
13932 * predict.c (combine_predictions_for_insn): Change best_predictor
13933 and predictor to enum br_predictor.
13934 (combine_predictions_for_bb): Likewise.
13935 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
13936 use SET_PREDICT_EXPR_OUTCOME.
13937 * real.c (real_arithmetic): Change icode to code in function call.
13938 * reginfo.c (init_move_cost): Add casts to enum type.
13939 (init_reg_sets_1, init_fake_stack_mems): Likewise.
13940 * regmove.c (regclass_compatible_p): Change class0 and class1 to
13942 * reload.c (find_valid_class): Add casts to enum type.
13943 (push_reload): Change 0 to NO_REGS in function call.
13944 (find_reloads): Change this_alternative to array of enum
13945 reg_class. Remove some now-unnecessary casts.
13946 (make_memloc): Change 0 to VOIDmode in function call.
13947 * reload1.c (reload): Change 0 to VOIDmode in function call.
13948 (eliminate_regs_1, elimination_effects): Likewise.
13949 (eliminate_regs_in_insn): Likewise.
13950 (emit_input_reload_insns): Add cast to enum type.
13951 (delete_output_reload): Change 0 to VOIDmode in function call.
13952 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
13953 to enum type in function call.
13954 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
13955 (SET_PREDICT_EXPR_OUTCOME): Define.
13956 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
13957 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
13958 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
13959 (dump_function): Likewise.
13960 * tree-dump.h: Update declarations.
13961 * tree-pass.h: Update declarations.
13962 * varasm.c (assemble_integer): Change mclass to enum mode_class.
13963 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
13965 (arm_rtx_costs_1): Correct parenthesization.
13966 (arm_rtx_costs): Add casts to enum type.
13967 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
13968 (vfp_emit_fstmd): Use add_rg_note.
13969 (emit_multi_reg_push, emit_sfm): Likewise.
13970 (thumb_set_frame_pointer): Likewise.
13971 (arm_expand_prologue): Likewise.
13972 (arm_regno_class): Change return type to enum reg_class.
13973 (thumb1_expand_prologue): Use add_reg_note.
13974 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
13975 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
13977 * config/arm/gentune.sh: Add cast to enum type.
13978 * config/arm/arm-tune.md: Rebuild.
13979 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
13980 (ix86_split_fp_branch, predict_jump): Likewise.
13981 (ix86_expand_multi_arg_builtin): Change sub_code from enum
13982 insn_code to enum rtx_code.
13983 (ix86_builtin_vectorized_function): Add cast to enum type.
13984 * config/i386/i386.md (truncdfsf2): Change slot to enum
13986 (truncxf<mode>2, isinf<mode>2): Likewise.
13987 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
13989 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
13990 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
13991 (insert_bundle_state): Change 1 to INSERT in function call.
13992 (ia64_add_bundle_selector_before): Likewise.
13993 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
13994 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
13995 (restore_stack_nonlocal): Likewise.
13996 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
13998 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
14000 (mips_rtx_costs): Likewise.
14001 (mips_override_options): Add casts to enum type.
14002 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
14004 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
14005 (store_reg, set_reg_plus_d): Likewise.
14006 (hppa_expand_prologue, hppa_profile_hook): Likewise.
14007 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
14009 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
14011 (emit_unlikely_jump): Use add_reg_note.
14012 (rs6000_emit_allocate_stack): Likewise.
14013 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
14014 (output_toc): Change 1 to INSERT in function call.
14015 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
14016 (rs6000_initialize_trampoline): Likewise.
14017 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
14019 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
14020 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
14021 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
14022 (save_gprs): Use add_reg_note.
14023 (s390_emit_prologue): Likewise.
14024 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
14025 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
14026 (sparc_fold_builtin): Add cast to enum type.
14027 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
14029 (spu_expand_prologue): Use add_reg_note.
14030 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
14032 2009-04-20 Ian Lance Taylor <iant@google.com>
14034 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
14035 (c_parser_postfix_expression_after_primary): Get VEC for list of
14036 arguments. Get original types of arguments. Call
14037 build_function_call_vec.
14038 (cached_expr_list_1, cached_expr_list_2): New static variables.
14039 (c_parser_expr_list): Change return type to VEC *. Add
14040 p_orig_types parameter. Change all callers.
14041 (c_parser_release_expr): New static function.
14042 (c_parser_vec_to_tree_list): New static function.
14043 * c-typeck.c (build_function_call): Rewrite to build a VEC and
14044 call build_function_call_vec.
14045 (build_function_call_vec): New function, based on old
14046 build_function_call.
14047 (convert_arguments): Remove nargs and argarray parameters. Change
14048 values to a VEC. Add origtypes parameter.
14049 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
14050 (convert_for_assignment): Add origtype parameter. Change all
14051 callers. If warn_cxx_compat, check for conversion to an enum
14052 type when calling a function.
14053 (store_init_value): Add origtype parameter. Change all callers.
14054 (digest_init): Likewise.
14055 (struct init_node): Add origtype field.
14056 (add_pending_init): Add origtype parameter. Change all callers.
14057 (output_init_element): Likewise.
14058 (output_pending_init_elements): Pass origtype from init_node to
14059 output_init_element.
14060 (process_init_element): Pass origtype from c_expr to
14061 output_init_element.
14062 (c_finish_return): Add origtype parameter. Change all callers.
14063 * c-common.c (sync_resolve_size): Change params to VEC *. Change
14065 (sync_resolve_params): Likewise.
14066 (sync_resolve_return): Change params to first_param. Change caller.
14067 (resolve_overloaded_builtins): Change params to VEC *. Change
14068 callers. Save first parameter around call to build_function_call_vec.
14069 * c-decl.c (finish_decl): Add origtype parameter. Change all
14070 callers. Call build_function_call_vec rather than
14071 build_function_call for cleanup.
14072 * c-tree.h: Update declarations.
14073 * c-common.h: Update declarations.
14074 * stub-objc.c (objc_rewrite_function_call): Change parameter from
14075 params to first_param.
14076 * target.h (struct gcc_target): Change resolve_overloaded_builtin
14077 params parameter from tree to void *.
14078 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
14079 Change arglist parameter to have type void *, and to be a pointer
14081 * config/rs6000/rs6000-protos.h
14082 (altivec_resolve_overloaded_builtin): Update declaration.
14083 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
14084 fnargs parameter to have type void *, and to be a pointer to a
14085 VEC. Call build_function_call_vec instead of
14086 build_function_call.
14087 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
14089 2009-04-20 Joey Ye <joey.ye@intel.com>
14090 Xuepeng Guo <xuepeng.guo@intel.com>
14091 H.J. Lu <hongjiu.lu@intel.com>
14093 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
14095 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
14096 (IX86_LEA_PRIORITY): Likewise.
14097 (distance_non_agu_define): New function.
14098 (distance_agu_use): Likewise.
14099 (ix86_lea_for_add_ok): Likewise.
14100 (ix86_dep_by_shift_count): Likewise.
14102 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
14103 should split for LEA.
14105 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
14107 (ix86_dep_by_shift_count): Likewise.
14109 2009-04-20 Richard Guenther <rguenther@suse.de>
14111 * expr.c (handled_component_p): Move ...
14112 * tree.h (handled_component_p): ... here.
14113 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
14114 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
14115 and REALPART_EXPR to be in one group.
14117 2009-04-20 Richard Guenther <rguenther@suse.de>
14119 * basic-block.h (get_all_dominated_blocks): Declare.
14120 * dominance.c (get_all_dominated_blocks): New function.
14121 * tree-cfg.c (get_all_dominated_blocks): Remove.
14122 (remove_edge_and_dominated_blocks): Adjust.
14123 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
14124 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
14125 instead of recursing.
14127 2009-04-20 Doug Kwan <dougkwan@google.com>
14129 * cgraph.h (cgraph_node_ptr): New type for vector functions.
14130 (struct cgraph_node_set_def): New type.
14131 (cgraph_node_set) New type. Also declare vector functions.
14132 (struct cgraph_node_set_element_def): New type.
14133 (cgraph_node_set_element): Ditto.
14134 (cgraph_node_set_iterator): New iterator type.
14135 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
14136 cgraph_node_set_remove, dump_cgraph_node_set,
14137 debug_cgraph_node_set): New prototypes.
14138 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
14139 cgraph_node_set_size): New inlines.
14140 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
14141 including cgraph.h.
14142 (struct ipa_opt_pass): Add struct cgraph_node_set_def
14143 argument to function 'write_summary'.
14144 * ipa.c: Include ggc.h.
14145 (hash_cgraph_node_set_element,
14146 eq_cgraph_node_set_element, cgraph_node_set_new,
14147 cgraph_node_set_add, cgraph_node_set_remove,
14148 cgraph_node_set_find, dump_cgraph_node_set,
14149 debug_cgraph_node_set): New functions.
14150 * Makefile.in (ipa.o): Add dependency on GGC_H.
14152 2009-04-20 Ira Rosen <irar@il.ibm.com>
14154 PR tree-optimization/39675
14155 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
14156 check of the return code of vect_schedule_slp. Check that
14157 stmt_vec_info still exists for the statement, before checking its
14158 vectorization type.
14160 2009-04-20 Michael Matz <matz@suse.de>
14162 * Makefile.in (generated_files): Take out $(simple_generated_c).
14164 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
14166 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
14167 (UINTPTR_TYPE): Likewise.
14169 2009-04-19 Joseph Myers <joseph@codesourcery.com>
14172 * c-typeck.c (digest_init): Check for initializing an array with a
14175 2009-04-19 Joseph Myers <joseph@codesourcery.com>
14178 * c-semantics.c (pop_stmt_list): Propagate
14179 STATEMENT_LIST_HAS_LABEL to parent statement list.
14181 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
14183 * config/mips/mips.h (mips_tune_attr): New macro.
14184 * config/mips/mips.md (cpu): Use it.
14186 2009-04-19 Joseph Myers <joseph@codesourcery.com>
14189 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
14192 2009-04-19 Diego Novillo <dnovillo@google.com>
14194 * toplev.c (compile_file): Move call to coverage_finish ...
14195 * cgraphunit.c (ipa_passes): ... here.
14196 Call cgraph_process_new_functions.
14197 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
14198 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
14200 2009-04-19 Jan Hubicka <jh@suse.cz>
14202 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
14204 (dump_cgraph_node): Dump can throw external flag.
14205 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
14207 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
14211 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
14212 * common.opt (Wlogical-op): Move from here...
14213 * c.opt (Wlogical-op): ... to here.
14214 * c-typeck.c (parser_build_binary_op): Update call to
14215 warn_logical_operator.
14216 * c-opts.c (c_common_post_options): Enable warn_logical_op with
14218 * c-common.c (warn_logical_op): Update.
14219 * c-common.h (warn_logical_op): Update declaration.
14221 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
14223 * tree.c (protected_set_expr_location): Fix formatting.
14225 2009-04-18 Joseph Myers <joseph@codesourcery.com>
14228 * c-typeck.c (readonly_warning): new.
14229 (build_unary_op, build_modify_expr): Use readonly_warning for
14230 storing into something readonly but not const-qualified.
14232 2009-04-18 Joseph Myers <joseph@codesourcery.com>
14235 * c-typeck.c (build_unary_op): Check for taking address of
14236 expression of type void.
14238 2009-04-18 Joseph Myers <joseph@codesourcery.com>
14241 * c-typeck.c (build_function_call): Check for calling a function
14242 with qualified void return types. Call require_complete_type when
14245 2009-04-18 Jan Hubicka <jh@suse.cz>
14247 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
14249 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
14250 can_throw_external flag.
14251 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
14252 * ipa-pure-const.c (ignore_edge): New function.
14253 (propagate): Compute order for NOTHROW computation; set NOTHROWs
14254 only over can_throw_external edges.
14255 (local_pure_const): Add nothrow flag.
14256 * ipa-utils.c (searchc): Add ignore_edge callback.
14257 (ipa_utils_reduced_inorder): Add ignore_edge callback.
14258 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
14259 (set_nothrow_function_flags): Update cgraph.
14260 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
14262 2009-04-18 Richard Guenther <rguenther@suse.de>
14264 PR middle-end/39804
14265 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
14266 (fold_stmt): ... this and ...
14267 (fold_stmt_inplace): ... this.
14268 (fold_stmt_1): Fold references in calls and asms.
14269 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
14271 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14273 * tree-vrp.c (ssa_name_nonzero_p): Remove.
14274 * tree.h: Remove the prototype for ssa_name_nonzero_p.
14276 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14278 * tree.c (function_args_count): Remove.
14279 * tree.h: Remove the prototype for function_args_count.
14281 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14283 * tree-iterator.c (expr_only): Remove.
14284 * tree.h: Remove the prototype for expr_only.
14286 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14288 * reginfo.c (cannot_change_mode_set_regs): Remove.
14289 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
14291 2009-04-08 Anatoly Sokolov <aesok@post.ru>
14293 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
14294 whether operands 0 and 1 overlaps.
14296 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
14298 PR middle-end/36902
14299 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
14300 pointer. Use warning_at instead of warning.
14301 (search_for_addr_array): Likewise.
14302 (check_array_bounds): Likewise.
14303 (check_all_array_refs): Check that the incoming edge is not in the
14304 list of edges to be removed.
14305 (check_all_array_refs): Avoid the temporal pointer.
14306 (vrp_visit_cond_stmt): Fix typo.
14307 (simplify_switch_using_ranges): Handle the case where the switch
14308 index is an integer constant.
14310 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
14312 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
14314 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14316 * doc/extend.texi, doc/invoke.texi: Fix typos.
14318 2009-04-17 Cary Coutant <ccoutant@google.com>
14320 * tree-flow-inline.h (get_lineno): Fix inverted test.
14322 2009-04-17 Diego Novillo <dnovillo@google.com>
14324 * tree-ssa-pre.c (create_expression_by_pieces): Remove
14325 assertion for AVAIL_OUT.
14327 2009-04-17 Mike Frysinger <vapier@gentoo.org>
14330 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
14331 * config/sh/linux-atomic.asm: Likewise.
14333 2009-04-17 Diego Novillo <dnovillo@google.com>
14335 * except.c (debug_eh_tree): New.
14336 (struct eh_region, struct eh_status): Move ...
14337 * except.h: ... here.
14338 (add_type_for_runtime): Declare extern.
14339 (lookup_type_for_runtime): Likewise.
14340 (debug_eh_tree): Declare.
14341 * Makefile.in (GTFILES): List except.h before except.c
14343 2009-04-17 Diego Novillo <dnovillo@google.com>
14345 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
14346 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
14347 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
14348 (find_vars_r): ... here.
14349 * tree-flow.h (find_referenced_vars_in): Declare.
14350 * tree-ssa-pre.c (create_expression_by_pieces): Assert
14351 that AVAIL_OUT exists for BLOCK.
14352 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
14353 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
14354 (tree-parloops.o): Likewise.
14356 2009-04-17 Simon Baldwin <simonb@google.com>
14358 * toplev.c (default_tree_printer): Add handling for %E format.
14360 2009-04-17 Diego Novillo <dnovillo@google.com>
14362 * tree-pretty-print.c (dump_generic_node): Add break after
14363 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
14364 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
14365 FUNCTION_TYPE together. Call print_struct_decl when printing
14366 structures and TDF_SLIM is not given.
14367 (print_struct_decl): Fix logic for detecting recursion.
14369 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
14372 * gcc.c (create_at_file): New.
14373 (compile_input_file_p): New.
14374 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
14375 * main.c (main): Update call to toplev_main.
14376 * toplev.c (toplev_main): Change signature. Call expandargv.
14377 * toplev.h (toplev_main): Change signature.
14379 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
14381 * dwarf2out.c (field_byte_offset): Use the type size as the field size
14382 if the latter is not constant.
14384 2009-04-17 David Edelsohn <edelsohn@gnu.org>
14386 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
14388 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
14390 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
14391 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
14393 2009-04-17 Richard Guenther <rguenther@suse.de>
14395 * tree-ssa-structalias.c (get_constraint_for_component_ref):
14396 Handle component references view-converting an invariant address.
14398 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
14400 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
14401 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
14402 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
14403 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
14404 Use @deftypevr rather than @deftypevar.
14406 2009-04-17 Richard Guenther <rguenther@suse.de>
14408 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
14409 (get_prop_source_stmt): Likewise.
14410 (can_propagate_from): Likewise.
14412 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
14414 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
14415 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
14416 (--with-multilib-list): Add default value.
14417 * configure: Regenerate.
14418 * Makefile.in (TM_ENDIAN_CONFIG): Define.
14419 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
14420 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
14421 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
14422 Don't add default cpu to multilib list unnecessarily, but do enable
14423 the relevant compiler option..
14424 Add support for --with-multilib-list=<blank> and
14425 --with-multilib-list=!<somelib> to supress unwanted multilibs.
14426 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
14427 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
14428 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
14429 TM_MULTILIB_CONFIG.
14430 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
14431 (MULTILIB_OSDIRNAMES): New variable.
14432 * config/sh/t-1e: Delete file.
14433 * config/sh/t-mlib-sh1: Delete file.
14434 * config/sh/t-mlib-sh2: Delete file.
14435 * config/sh/t-mlib-sh2a: Delete file.
14436 * config/sh/t-mlib-sh2a-nofpu: Delete file.
14437 * config/sh/t-mlib-sh2a-single: Delete file.
14438 * config/sh/t-mlib-sh2a-single-only: Delete file.
14439 * config/sh/t-mlib-sh2e: Delete file.
14440 * config/sh/t-mlib-sh3e: Delete file.
14441 * config/sh/t-mlib-sh4: Delete file.
14442 * config/sh/t-mlib-sh4-nofpu: Delete file.
14443 * config/sh/t-mlib-sh4-single: Delete file.
14444 * config/sh/t-mlib-sh4-single-only: Delete file.
14445 * config/sh/t-mlib-sh4a: Delete file.
14446 * config/sh/t-mlib-sh4a-nofpu: Delete file.
14447 * config/sh/t-mlib-sh4a-single: Delete file.
14448 * config/sh/t-mlib-sh4a-single-only: Delete file.
14449 * config/sh/t-mlib-sh4al: Delete file.
14450 * config/sh/t-mlib-sh5-32media: Delete file.
14451 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
14452 * config/sh/t-mlib-sh5-64media: Delete file.
14453 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
14454 * config/sh/t-mlib-sh5-compact: Delete file.
14455 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
14456 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
14457 * doc/install.texi (Options specification): Add
14458 --with-multilib-list and --with-endian.
14460 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
14462 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
14464 (OBJS-common): Add plugin-version.o.
14465 (plugin-version.o): New.
14466 * gcc-plugin.h (plugin_gcc_version): New.
14467 (plugin_default_version_check): New.
14468 (plugin_init_func, plugin_init): Add version argument.
14469 * plugin-version.c: New.
14470 * plugin.c (str_plugin_gcc_version_name): New.
14471 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
14472 pass it to the init function.
14473 (plugin_default_version_check): New.
14475 2009-04-17 Richard Guenther <rguenther@suse.de>
14477 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
14478 for decl-vs-decl disambiguation.
14480 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
14482 * config/s390/s390.h (s390_tune_attr): New macro definition.
14483 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
14485 2009-04-17 Richard Guenther <rguenther@suse.de>
14487 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
14488 (fold_stmt_r): Likewise.
14489 (maybe_fold_reference): New function.
14490 (fold_gimple_assign): Handle cases fold_stmt_r did.
14491 (fold_stmt): Do not use fold_stmt_r.
14492 (fold_stmt_inplace): Likewise.
14494 2009-04-17 Richard Guenther <rguenther@suse.de>
14496 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
14497 (record_equivalences_from_stmt): Remove useless checks and
14499 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
14500 the type is already suitable.
14502 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
14504 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
14506 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
14508 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
14509 (CMPtype): Define as __gcc_CMPtype.
14511 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
14513 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
14514 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
14516 2009-04-17 Richard Guenther <rguenther@suse.de>
14518 PR tree-optimization/39746
14519 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
14520 special-casing for builtins and static variable use/def.
14521 (call_may_clobber_ref_p_1): Likewise.
14523 2009-04-16 Ian Lance Taylor <iant@google.com>
14525 * df.h: Include "timevar.h".
14526 (struct df_problem): Change tv_id field to timevar_id_t.
14527 * tree-pass.h: Include "timevar.h".
14528 (struct opt_pass): Change tv_id field to timevar_id_t.
14529 * timevar.h (timevar_id_t): Define TV_NONE.
14530 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
14531 TV_NONE rather than tv_id != 0.
14532 (execute_one_pass): Likewise.
14533 * Makefile.in (DF_H): Add $(TIMEVAR_H).
14534 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
14535 dependencies to $(TREE_PASS_H).
14536 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
14538 (pass_branch_target_load_optimize2): Likewise.
14539 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
14540 (pass_outof_cfg_layout_mode): Likewise.
14541 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
14542 (pass_rebuild_cgraph_edges): Likewise.
14543 (pass_remove_cgraph_callee_edges): Likewise.
14544 * df-core.c (pass_df_initialize_opt): Likewise.
14545 (pass_df_initialize_no_opt): Likewise.
14546 (pass_df_finish): Likewise.
14547 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
14548 * except.c (pass_set_nothrow_function_flags): Likewise.
14549 (pass_convert_to_eh_region_ranges): Likewise.
14550 * final.c (pass_compute_alignments): Likewise.
14551 * function.c (pass_instantiate_virtual_regs): Likewise.
14552 (pass_init_function): Likewise.
14553 (pass_leaf_regs): Likewise.
14554 (pass_match_asm_constraints): Likewise.
14555 * gimple-low.c (pass_lower_cf): Likewise.
14556 (pass_mark_used_blocks): Likewise.
14557 * init-regs.c (pass_initialize_regs): Likewise.
14558 * integrate.c (pass_initial_value_sets): Likewise.
14559 * ira.c (pass_ira): Likewise.
14560 * jump.c (pass_cleanup_barriers): Likewise.
14561 * omp-low.c (pass_expand_omp): Likewise.
14562 (pass_lower_omp): Likewise.
14563 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
14564 * recog.c (pass_split_all_insns): Likewise.
14565 (pass_split_after_reload): Likewise.
14566 (pass_split_before_regstack): Likewise.
14567 (pass_split_before_sched2): Likewise.
14568 (pass_split_for_shorten_branches): Likewise.
14569 * reginfo.c (pass_reginfo_init): Likewise.
14570 (pass_subregs_of_mode_init): Likewise.
14571 (pass_subregs_of_mode_finish): Likewise.
14572 * passes.c (pass_postreload): Likewise.
14573 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
14574 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
14575 (pass_warn_function_return): Likewise.
14576 (pass_warn_function_noreturn): Likewise.
14577 * tree-complex.c (pass_lower_complex): Likewise.
14578 (pass_lower_complex_O0): Likewise.
14579 * tree-if-conv.c (pass_if_conversion): Likewise.
14580 * tree-into-ssa.c (pass_build_ssa): Likewise.
14581 * tree-mudflap.c (pass_mudflap_1): Likewise.
14582 (pass_mudflap_2): Likewise.
14583 * tree-nomudflap.c (pass_mudflap_1): Likewise.
14584 (pass_mudflap_2): Likewise.
14585 * tree-nrv.c (pass_return_slot): Likewise.
14586 * tree-object-size.c (pass_object_sizes): Likewise.
14587 * tree-optimize.c (pass_all_optimizations): Likewise.
14588 (pass_early_local_passes): Likewise.
14589 (pass_all_early_optimizations): Likewise.
14590 (pass_cleanup_cfg): Likewise.
14591 (pass_cleanup_cfg_post_optimizing): Likewise.
14592 (pass_free_datastructures): Likewise.
14593 (pass_free_cfg_annotations): Likewise.
14594 (pass_fixup_cfg): Likewise.
14595 (pass_init_datastructures): Likewise.
14596 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
14597 (pass_late_warn_uninitialized): Likewise.
14598 (pass_update_address_taken): Likewise.
14599 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
14600 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
14601 (pass_cse_sincos): Likewise.
14602 (pass_convert_to_rsqrt): Likewise.
14603 * tree-ssa-structalias.c (pass_build_alias): Likewise.
14604 * tree-stdarg.c (pass_stdarg): Likewise.
14605 * tree-tailcall.c (pass_tail_recursion): Likewise.
14606 (pass_tail_calls): Likewise.
14607 * tree-vect-generic.c (pass_lower_vector): Likewise.
14608 (pass_lower_vector_ssa): Likewise.
14609 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
14611 2009-04-16 Joseph Myers <joseph@codesourcery.com>
14613 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
14615 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
14617 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
14618 logical and signext.
14620 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
14623 * config/sh/predicates.md (arith_operand): Check if the operand
14624 of TRUNCATE is a REG.
14626 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14628 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
14629 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
14631 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14633 * tree-iterator.c (tsi_split_statement_list_after,
14634 tsi_split_statement_list_before): Remove.
14635 * tree-iterator.h: Remove the prototypes for
14636 tsi_split_statement_list_after and tsi_split_statement_list_before.
14638 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14640 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
14641 * tree-ssa-propagate.h: Remove the prototype for
14642 stmt_makes_single_load.
14644 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14646 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
14647 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
14649 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14651 * tree-iterator.c (EXPR_LAST_BODY): Remove.
14653 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14655 * except.c (eh_region_outer_p): Remove.
14656 * except.h: Remove the prototype for eh_region_outer_p.
14658 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14660 * function.c (current_function_assembler_name): Remove.
14661 * function.h: Remove the prototype for
14662 current_function_assembler_name.
14664 2009-04-16 Ian Lance Taylor <iant@google.com>
14666 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
14667 (add_reg_note): Call alloc_reg_note.
14668 * rtl.h (alloc_reg_note): Declare.
14669 * combine.c (try_combine): Use alloc_reg_note.
14670 (recog_for_combine, move_deaths): Likewise.
14671 (distribute_notes): Use alloc_reg_note and add_reg_note.
14672 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
14673 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
14674 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
14676 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
14678 PR rtl-optimization/39762
14679 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
14680 ira_may_move_out_cost): Add comments about way of their usage.
14681 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
14683 * ira-conflicts.c (process_regs_for_copy): Use function
14684 ira_get_register_move_cost instead of global
14685 ira_register_move_cost.
14687 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
14688 color_pass, move_spill_restore, update_curr_costs): Ditto.
14690 * ira-lives.c (process_single_reg_class_operands): Ditto.
14692 * ira-emit.c (emit_move_list): Ditto.
14694 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
14695 (record_reg_classes): Ditto. Use functions
14696 ira_get_register_move_cost and ira_get_may_move_cost instead of
14697 global vars ira_register_move_cost, ira_may_move_out_cost and
14698 ira_may_move_in_cost.
14699 (record_address_regs): Don't call ira_init_register_move_cost.
14700 Use function ira_get_may_move_cost instead of global
14701 ira_may_move_in_cost.
14702 (process_bb_node_for_hard_reg_moves): Use function
14703 ira_get_register_move_cost instead of global ira_register_move_cost.
14704 (ira_costs): Don't call ira_init_register_move_cost.
14706 2009-04-16 Richard Guenther <rguenther@suse.de>
14708 * tree-cfg.c (verify_gimple_assign_binary):
14709 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
14710 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
14711 (create_general_new_stmt): Note that this function is broken.
14713 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14715 * common.opt (fhelp): Add Var(help_flag).
14716 * gcc-plugin.h (plugin_info): Add help.
14717 * plugin.c (plugin_name_args): Add help.
14718 (register_plugin_info): Set plugin->help.
14719 (print_help_one_plugin): New.
14720 (print_plugins_help): New.
14721 * plugin.h (print_plugins_help): New.
14722 * toplev.c (toplev_main): Call print_plugins_help if needed.
14724 2009-04-16 Richard Guenther <rguenther@suse.de>
14726 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
14727 (gimple_ior_addresses_taken_1): New function.
14728 (gimple_ior_addresses_taken): Likewise.
14729 * gimple.h (struct gimple_statement_with_ops_base): Remove
14730 addresses_taken member.
14731 (gimple_ior_addresses_taken): Declare.
14732 (gimple_addresses_taken, gimple_addresses_taken_ptr,
14733 gimple_set_addresses_taken): Remove.
14734 * ipa-reference.c (mark_address): New function.
14735 (scan_stmt_for_static_refs): Use it for marking addresses taken.
14736 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
14737 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
14738 (gimple_add_to_addresses_taken): Remove.
14739 (get_tmr_operands): Call mark_address_taken.
14740 (get_asm_expr_operands): Likewise.
14741 (get_expr_operands): Likewise.
14742 (build_ssa_operands): Do not clear the addresses_taken bitmap.
14743 (free_stmt_operands): Do not free it.
14744 * tree-ssa.c (delete_tree_ssa): Likewise.
14745 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
14747 2009-04-16 Richard Guenther <rguenther@suse.de>
14749 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
14750 (walk_stmt_load_store_ops): Likewise.
14751 * gimple.c (get_base_loadstore): New function.
14752 (walk_stmt_load_store_addr_ops): Likewise.
14753 (walk_stmt_load_store_ops): Likewise.
14754 * ipa-pure-const.c (check_op): Simplify.
14755 (check_load, check_store): New functions.
14756 (check_stmt): Use walk_stmt_load_store_ops.
14757 * ipa-reference.c (mark_load): Adjust signature.
14758 (mark_store): Likewise.
14759 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
14761 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14763 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
14764 (plugin_info): New.
14765 * opts.c (common_handle_option): Don't call print_version.
14766 * plugin.c (plugin_name_args): Add version.
14767 (register_plugin_info): New.
14768 (register_callback): Handle PLUGIN_INFO.
14769 (try_init_one_plugin): New.
14770 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
14772 (finalize_one_plugin): New.
14773 (finalize_plugins): New.
14774 (print_one_plugin): New.
14775 (print_plugins_versions): New.
14776 * plugin.h (print_plugins_versions): New.
14777 (finalize_plugins): New.
14778 * toplev.c (compile_file): Don't call initialize_plugins.
14779 (print_version): Call print_plugins_versions.
14780 (toplev_main): Call initialize_plugins. Print version if needed.
14781 Call finalize_plugins.
14783 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14785 * common.opt (fversion): New.
14786 * gcc.c (print_version): New.
14787 (process_command): Don't print the version. Just set print_version.
14788 (main): Print version. Call subprocesses if print_version and
14789 verbose_flag are set.
14790 * opts.c (common_handle_option): Handle OPT_fversion.
14792 2009-04-16 Richard Guenther <rguenther@suse.de>
14793 Ira Rosen <irar@il.ibm.com>
14795 PR tree-optimization/39698
14796 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
14797 type of the reduction variable. Only generate the def if
14800 * omp-low.c (expand_omp_for_generic): When converting to a pointer
14801 make sure to first convert to an integer of the same precision.
14802 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
14803 the type of the evolution correctly in computing the new
14804 induction variable base.
14806 2009-04-16 Richard Guenther <rguenther@suse.de>
14808 PR middle-end/39625
14809 * tree-cfg.c (make_blocks): Split statements with to-be
14810 abnormal SSA names on the lhs.
14812 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
14814 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
14815 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
14816 * c-typeck.c (really_start_incremental_init): Likewise.
14817 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
14818 (TARGET_INITIALIZER): Remove it.
14819 * target.h (struct target): Remove vector_opaque_p.
14820 * tree.c (build_opaque_vector_type): New.
14821 * tree.h (TYPE_VECTOR_OPAQUE): New.
14822 (build_opaque_vector_type): Declare.
14823 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
14824 * config/rs6000/rs6000.c (build_opaque_vector_type,
14825 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
14826 (rs6000_init_builtins): Use build_opaque_vector_type for
14827 opaque_V4SI_type_node.
14829 2009-04-15 Catherine Moore <clm@codesourcery.com>
14831 * debug.h (set_name): Declare.
14832 * dwarf2out.c (dwarf2out_set_name): Declare.
14833 (dwarf2_debug_hooks): Add set_name.
14834 (find_AT_string): New.
14835 (add_AT_string): Call find_AT_string.
14836 (dwarf2out_set_name): New.
14837 * cp/decl.c (grokdeclarator): Call set_name.
14838 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
14839 * debug.c (do_nothing_debug_hooks): Likewise.
14840 * dbxout.c (dbx_debug_hooks): Likewise.
14841 * sdbout.c (sdb_debug_hooks): Likewise.
14843 2009-04-15 Michael Eager <eager@eagercon.com>
14845 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
14846 reg for single-precision FPU.
14847 * config/rs6000/rs6000.md (movsi_internal1): Only for
14848 !TARGET_SINGLE_FPU.
14849 (movsi_internal1_single): New. Add pattern to move SI values to/from
14850 single-precision FP regs.
14852 2009-04-15 Richard Guenther <rguenther@suse.de>
14854 * omp-low.c (lower_rec_input_clauses): Build correct address
14856 (expand_omp_for_generic): Fix multiplication type.
14857 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
14858 (generate_memset_zero): Fix types.
14859 * tree-profile.c (prepare_instrumented_value): Correctly
14862 2009-04-15 Ian Lance Taylor <iant@google.com>
14864 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
14865 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
14866 for -Wall and for -Wc++-compat.
14867 (c_common_post_options): For C++, set warn_enum_compare if not
14869 * c-tree.h (struct c_expr): Add field original_type.
14870 (build_external_ref): Update declaration.
14871 * c-parser.c (c_parser_braced_init): Set original_type.
14872 (c_parser_initelt): Likewise.
14873 (c_parser_expr_no_commas): Likewise.
14874 (c_parser_conditional_expression): Likewise.
14875 (c_parser_cast_expression): Likewise.
14876 (c_parser_unary_expression): Likewise. Pull setting of
14877 original_code to top of function.
14878 (c_parser_sizeof_expression): Set original_type.
14879 (c_parser_alignof_expression): Likewise.
14880 (c_parser_postfix_expression): Likewise. Pull setting of
14881 original_code to top of function.
14882 (c_parser_postfix_expression_after_paren_type): Set original_type.
14883 (c_parser_postfix_expression_after_primary): Likewise.
14884 (c_parser_expression): Likewise.
14885 * c-typeck.c (build_external_ref): Add type parameter. Change all
14887 (c_expr_sizeof_expr): Set original_type field.
14888 (parser_build_unary_op): Likewise.
14889 (parser_build_binary_op): Likewise. Optionally warn about
14890 comparisons of enums of different types.
14891 (digest_init): Set original_type field.
14892 (really_start_incremental_init): Likewise.
14893 (push_init_level, pop_init_level): Likewise.
14894 * doc/invoke.texi (Warning Options): -Wenum-compare now
14897 2009-04-15 Richard Guenther <rguenther@suse.de>
14899 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
14900 out a necessary conversion.
14901 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
14902 names we didn't value number.
14903 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
14905 2009-04-15 Richard Guenther <rguenther@suse.de>
14907 PR tree-optimization/39764
14908 * tree-ssa-ccp.c (get_value): Canonicalize value with
14909 canonicalize_float_value.
14911 2009-04-15 Jan Hubicka <jh@suse.cz>
14913 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
14914 Wrong version of patch.
14916 2009-04-15 Jan Hubicka <jh@suse.cz>
14918 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
14920 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
14922 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
14923 our distinct integral and vector types.
14925 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
14927 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
14928 * init.c (build_vtbl_address): Remove call to assemble_external.
14930 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
14932 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
14933 output for other floating point modes.
14935 2009-04-14 Diego Novillo <dnovillo@google.com>
14937 * diagnostic.c (diagnostic_report_diagnostic): Do not
14938 warn about loaded plugins for DK_ERROR and DK_WARNING.
14939 * c-decl.c (declspecs_add_type): Move call to
14940 invoke_plugin_callbacks ...
14941 * c-parser.c (c_parser_declspecs): ... here.
14942 * plugin.c (dump_active_plugins): Tidy output.
14944 2009-04-14 Diego Novillo <dnovillo@google.com>
14945 Le-Chun Wu <lcwu@google.com>
14947 * configure.ac: Add --enable-plugin support.
14948 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
14949 * Makefile.in (PLUGIN_H): Define.
14950 Export ENABLE_PLUGIN and GMPINC to site.exp.
14951 Add PLUGINLIBS to link command.
14952 Add/modify dependencies for plugin.o and files including plugin.h.
14954 * config.in: Regenerate.
14956 * opts.c (common_handle_option): Handle OPT_fplugin_ and
14959 2009-04-14 Le-Chun Wu <lcwu@google.com>
14961 * tree-pass.h (register_one_dump_file): Add a prototype for
14962 register_one_dump_file.
14963 * toplev.c (compile_file): Call initialize_plugins.
14964 (do_compile): Call invoke_plugin_callbacks.
14965 (toplev_main): Call invoke_plugin_callbacks.
14966 * common.opt: Add -fplugin= and -fplugin-arg-.
14967 * gcc-plugin.h: New public header file for plugins to include.
14968 * plugin.c: New source file.
14969 * plugin.h: New internal header file.
14970 * passes.c (register_one_dump_file): Make it external.
14972 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
14974 2009-04-14 Diego Novillo <dnovillo@google.com>
14976 * doc/plugins.texi: New.
14977 * doc/gccint.texi: Add reference to Plugins chapter.
14978 * doc/invoke.texi: Document -fplugin and -fplugin-arg
14979 * diagnostic.c (diagnostic_report_diagnostic): Warn about
14980 loaded plugins, if any.
14981 * timevar.def (TV_PLUGIN_INIT): Define.
14982 (TV_PLUGIN_RUN): Define.
14983 * plugin.c: Include timevar.h
14984 (plugins_active_p): New.
14985 (dump_active_plugins): New.
14986 (debug_active_plugins): New.
14988 2009-04-14 Joseph Myers <joseph@codesourcery.com>
14990 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
14992 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
14994 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
14996 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
14997 the same as a minus without a shift.
14999 2009-04-14 Nick Clifton <nickc@redhat.com>
15001 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
15002 comparisons with small integers will always produce a short
15005 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
15008 2008-12-19 Diego Novillo <dnovillo@google.com>
15010 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
15012 2009-04-14 Richard Guenther <rguenther@suse.de>
15014 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
15016 (verify_gimple_assign_binary): Likewise. Handle shifts and
15018 (verify_gimple_phi): Print the mismatched argument position.
15019 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
15021 (vect_update_init_of_dr): Likewise.
15022 * matrix-reorg.c (transform_access_sites): Do what the
15024 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
15026 2009-04-13 Michael Eager <eager@eagercon.com>
15028 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
15029 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
15030 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
15031 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
15032 remove duplicate config
15034 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
15036 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
15037 file_name:line_number type locator of the call site.
15039 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
15041 * genautomata.c: Put blank after comma.
15042 (automaton_decls): New.
15043 (struct unit_usage): Add comments to member next.
15044 (store_alt_unit_usage): Keep the list ordered.
15045 (unit_present_on_list_p, equal_alternatives_p): New.
15046 (check_regexp_units_distribution): Check units distribution
15047 correctness correctly.
15048 (main): Don't write automata if error is found. Return correct
15051 * config/m68k/cf.md (cfv4_ds): Remove.
15052 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
15053 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
15055 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
15056 power4-load-ext, power4-store, power4-store-update,
15057 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
15058 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
15059 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
15060 power4-sqrt, power4-isync): Modify reservation to make correct
15061 unit distribution to automata.
15063 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
15064 power5-store-update, power5-two, power5-three, power5-lmul,
15065 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
15067 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
15069 * except.c (pass_set_nothrow_function_flags): Set name and add
15071 (set_nothrow_function_flags): Mention in the dump file when
15072 changing a function to nothrow.
15074 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
15077 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
15078 instead of unsigned long.
15080 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15082 * config/arm/arm.c (return_used_this_function): Remove.
15083 (arm_output_function_prologue): Remove use of
15084 return_used_this_function.
15085 (output_return_instruction): Replace use of
15086 return_used_this_function
15087 by cfun->machine->return_used_this_function.
15088 (arm_output_epilogue): Likewise.
15089 (arm_output_function_epilogue): Likewise.
15090 (thumb_unexpanded_epilogue): Likewise.
15091 * config/arm/arm.h (struct machine_function):
15092 New member return_used_this_function.
15094 2009-04-12 Mark Mitchell <mark@codesourcery.com>
15096 * doc/install.texi: Correct description of default directory for
15097 --with-gxx-include-dir.
15099 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
15101 * fold-const.c (build_range_check): Properly deal with enumeral and
15102 boolean base types.
15104 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
15106 * doc/invoke.texi (max_gcse_passes): Remove documentation.
15107 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
15108 * params.h (MAX_GCSE_PASSES): Remove.
15109 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
15110 in sequence. Remove ability to run multiple passes.
15111 (bypass_jumps): Report run as third CPROP pass.
15113 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
15115 PR middle-end/39651
15116 * except.c (can_throw_external): Look at each insn in a SEQUENCE
15117 when deciding whether the whole SEQUENCE can throw.
15119 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
15122 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
15123 offseted label references.
15125 2009-04-11 Jan Hubicka <jh@suse.cz>
15127 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
15129 2009-04-11 Richard Guenther <rguenther@suse.de>
15131 PR middle-end/39732
15132 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
15133 return variables as TREE_ADDRESSABLE.
15135 2009-04-11 Richard Guenther <rguenther@suse.de>
15137 PR tree-optimization/39713
15138 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
15139 reference trees have SSA_NAME operands.
15141 2009-04-11 Richard Guenther <rguenther@suse.de>
15144 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
15145 address expressions.
15147 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
15149 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
15150 match changes in Cygwin 1.7
15151 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
15152 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
15154 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
15156 PR tree-optimization/39701
15157 * doc/invoke.texi (Optimization Options): Document change in
15158 meaning and initialization of -fdelete-null-pointer-checks.
15160 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
15162 PR middle-end/39701
15163 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
15165 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
15168 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
15170 2009-04-10 Chao-ying Fu <fu@mips.com>
15172 * doc/tm.texi (Instruction Output): Document
15173 TARGET_ASM_FINAL_POSTSCAN_INSN.
15174 * target.h (final_postscan_insn): New field in asm_out.
15175 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
15176 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
15177 * final.c (final_scan_insn): Call
15178 targetm.asm_out.final_postscan_insn after outputting
15179 an asm macro and a normal instruction.
15181 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
15182 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
15183 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
15184 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
15185 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
15187 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
15189 PR middle-end/39701
15190 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
15191 variables as non-NULL even with -fdelete-null-pointer-checks.
15193 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
15195 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
15197 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
15200 * config/i386/i386.c (classify_argument): Handle SCmode with
15201 (bit_offset % 64) != 0.
15203 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
15205 * doc/invoke.texi (Optimize Options): Add cross-reference to
15206 -Q --help=optimizers examples.
15208 2009-04-10 Ben Elliston <bje@au.ibm.com>
15211 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
15212 regalign for the reg == fpr and TDmode case.
15214 2009-04-09 David Ayers <ayers@fsfe.org>
15217 * objc/objc-act.c (warn_with_method): Remove helper function.
15218 (check_duplicates): Call warning and inform directly.
15219 (really_start_method): Likewise.
15221 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
15223 * expmed.c (expand_divmod): Always use a comparison for a division
15224 by a large unsigned integer.
15226 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
15227 for things others than variables or functions as nonzero.
15229 2009-04-09 Nick Clifton <nickc@redhat.com>
15231 * unwind-compat.c: Change copyright header to refer to version
15232 3 of the GNU General Public License with version 3.1 of the
15233 GCC Runtime Library Exception and to point readers at the
15234 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
15235 * config/alpha/crtfastmath.c: Likewise.
15236 * config/alpha/linux-unwind.h: Likewise.
15237 * config/alpha/qrnnd.asm: Likewise.
15238 * config/alpha/vms-crt0-64.c: Likewise.
15239 * config/alpha/vms-crt0.c: Likewise.
15240 * config/alpha/vms-dwarf2.asm: Likewise.
15241 * config/alpha/vms-dwarf2eh.asm: Likewise.
15242 * config/alpha/vms-psxcrt0-64.c: Likewise.
15243 * config/alpha/vms-psxcrt0.c: Likewise.
15244 * config/alpha/vms_tramp.asm: Likewise.
15245 * config/arc/initfini.c: Likewise.
15246 * config/arc/lib1funcs.asm: Likewise.
15247 * config/arm/bpabi-v6m.S: Likewise.
15248 * config/arm/bpabi.S: Likewise.
15249 * config/arm/bpabi.c: Likewise.
15250 * config/arm/crti.asm: Likewise.
15251 * config/arm/crtn.asm: Likewise.
15252 * config/arm/ieee754-df.S: Likewise.
15253 * config/arm/ieee754-sf.S: Likewise.
15254 * config/arm/lib1funcs.asm: Likewise.
15255 * config/arm/libunwind.S: Likewise.
15256 * config/arm/linux-atomic.c: Likewise.
15257 * config/arm/mmintrin.h: Likewise.
15258 * config/arm/pr-support.c: Likewise.
15259 * config/arm/unaligned-funcs.c: Likewise.
15260 * config/arm/unwind-arm.c: Likewise.
15261 * config/arm/unwind-arm.h: Likewise.
15262 * config/avr/libgcc.S: Likewise.
15263 * config/bfin/crti.s: Likewise.
15264 * config/bfin/crtlibid.s: Likewise.
15265 * config/bfin/crtn.s: Likewise.
15266 * config/bfin/lib1funcs.asm: Likewise.
15267 * config/bfin/linux-unwind.h: Likewise.
15268 * config/cris/arit.c: Likewise.
15269 * config/cris/cris_abi_symbol.c: Likewise.
15270 * config/darwin-64.c: Likewise.
15271 * config/darwin-crt2.c: Likewise.
15272 * config/darwin-crt3.c: Likewise.
15273 * config/darwin.h: Likewise.
15274 * config/dbxelf.h: Likewise.
15275 * config/dfp-bit.c: Likewise.
15276 * config/dfp-bit.h: Likewise.
15277 * config/elfos.h: Likewise.
15278 * config/fixed-bit.c: Likewise.
15279 * config/fixed-bit.h: Likewise.
15280 * config/fp-bit.c: Likewise.
15281 * config/fp-bit.h: Likewise.
15282 * config/fr30/crti.asm: Likewise.
15283 * config/fr30/crtn.asm: Likewise.
15284 * config/fr30/lib1funcs.asm: Likewise.
15285 * config/freebsd-spec.h: Likewise.
15286 * config/frv/cmovd.c: Likewise.
15287 * config/frv/cmovh.c: Likewise.
15288 * config/frv/cmovw.c: Likewise.
15289 * config/frv/frvbegin.c: Likewise.
15290 * config/frv/frvend.c: Likewise.
15291 * config/frv/lib1funcs.asm: Likewise.
15292 * config/glibc-stdint.h: Likewise.
15293 * config/h8300/clzhi2.c: Likewise.
15294 * config/h8300/crti.asm: Likewise.
15295 * config/h8300/crtn.asm: Likewise.
15296 * config/h8300/ctzhi2.c: Likewise.
15297 * config/h8300/fixunssfsi.c: Likewise.
15298 * config/h8300/lib1funcs.asm: Likewise.
15299 * config/h8300/parityhi2.c: Likewise.
15300 * config/h8300/popcounthi2.c: Likewise.
15301 * config/i386/ammintrin.h: Likewise.
15302 * config/i386/att.h: Likewise.
15303 * config/i386/avxintrin.h: Likewise.
15304 * config/i386/biarch64.h: Likewise.
15305 * config/i386/bmmintrin.h: Likewise.
15306 * config/i386/cpuid.h: Likewise.
15307 * config/i386/cross-stdarg.h: Likewise.
15308 * config/i386/crtfastmath.c: Likewise.
15309 * config/i386/crtprec.c: Likewise.
15310 * config/i386/cygming-crtbegin.c: Likewise.
15311 * config/i386/cygming-crtend.c: Likewise.
15312 * config/i386/cygwin.asm: Likewise.
15313 * config/i386/emmintrin.h: Likewise.
15314 * config/i386/gmm_malloc.h: Likewise.
15315 * config/i386/gthr-win32.c: Likewise.
15316 * config/i386/i386.h: Likewise.
15317 * config/i386/immintrin.h: Likewise.
15318 * config/i386/linux-unwind.h: Likewise.
15319 * config/i386/linux64.h: Likewise.
15320 * config/i386/mm3dnow.h: Likewise.
15321 * config/i386/mmintrin-common.h: Likewise.
15322 * config/i386/mmintrin.h: Likewise.
15323 * config/i386/nmmintrin.h: Likewise.
15324 * config/i386/pmm_malloc.h: Likewise.
15325 * config/i386/pmmintrin.h: Likewise.
15326 * config/i386/smmintrin.h: Likewise.
15327 * config/i386/sol2-c1.asm: Likewise.
15328 * config/i386/sol2-ci.asm: Likewise.
15329 * config/i386/sol2-cn.asm: Likewise.
15330 * config/i386/sol2-gc1.asm: Likewise.
15331 * config/i386/tmmintrin.h: Likewise.
15332 * config/i386/unix.h: Likewise.
15333 * config/i386/w32-unwind.h: Likewise.
15334 * config/i386/wmmintrin.h: Likewise.
15335 * config/i386/x86-64.h: Likewise.
15336 * config/i386/x86intrin.h: Likewise.
15337 * config/i386/xmmintrin.h: Likewise.
15338 * config/ia64/crtbegin.asm: Likewise.
15339 * config/ia64/crtend.asm: Likewise.
15340 * config/ia64/crtfastmath.c: Likewise.
15341 * config/ia64/crti.asm: Likewise.
15342 * config/ia64/crtn.asm: Likewise.
15343 * config/ia64/fde-glibc.c: Likewise.
15344 * config/ia64/lib1funcs.asm: Likewise.
15345 * config/ia64/linux-unwind.h: Likewise.
15346 * config/ia64/quadlib.c: Likewise.
15347 * config/ia64/unwind-ia64.c: Likewise.
15348 * config/linux.h: Likewise.
15349 * config/m32c/m32c-lib1.S: Likewise.
15350 * config/m32c/m32c-lib2-trapv.c: Likewise.
15351 * config/m32c/m32c-lib2.c: Likewise.
15352 * config/m32r/initfini.c: Likewise.
15353 * config/m68hc11/larith.asm: Likewise.
15354 * config/m68hc11/m68hc11-crt0.S: Likewise.
15355 * config/m68k/cf.md: Likewise.
15356 * config/m68k/crti.s: Likewise.
15357 * config/m68k/crtn.s: Likewise.
15358 * config/m68k/lb1sf68.asm: Likewise.
15359 * config/m68k/linux-unwind.h: Likewise.
15360 * config/mcore/crti.asm: Likewise.
15361 * config/mcore/crtn.asm: Likewise.
15362 * config/mcore/lib1.asm: Likewise.
15363 * config/mips/linux-unwind.h: Likewise.
15364 * config/mips/loongson.h: Likewise.
15365 * config/mips/mips16.S: Likewise.
15366 * config/mmix/crti.asm: Likewise.
15367 * config/mmix/crtn.asm: Likewise.
15368 * config/pa/fptr.c: Likewise.
15369 * config/pa/hpux-unwind.h: Likewise.
15370 * config/pa/lib2funcs.asm: Likewise.
15371 * config/pa/linux-atomic.c: Likewise.
15372 * config/pa/linux-unwind.h: Likewise.
15373 * config/pa/milli64.S: Likewise.
15374 * config/pa/quadlib.c: Likewise.
15375 * config/pa/stublib.c: Likewise.
15376 * config/picochip/libgccExtras/adddi3.asm: Likewise.
15377 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
15378 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
15379 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
15380 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
15381 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
15382 * config/picochip/libgccExtras/divmod15.asm: Likewise.
15383 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
15384 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
15385 * config/picochip/libgccExtras/longjmp.asm: Likewise.
15386 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
15387 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
15388 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
15389 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
15390 * config/picochip/libgccExtras/setjmp.asm: Likewise.
15391 * config/picochip/libgccExtras/subdi3.asm: Likewise.
15392 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
15393 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
15394 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
15395 * config/rs6000/750cl.h: Likewise.
15396 * config/rs6000/altivec.h: Likewise.
15397 * config/rs6000/biarch64.h: Likewise.
15398 * config/rs6000/crtresfpr.asm: Likewise.
15399 * config/rs6000/crtresgpr.asm: Likewise.
15400 * config/rs6000/crtresxfpr.asm: Likewise.
15401 * config/rs6000/crtresxgpr.asm: Likewise.
15402 * config/rs6000/crtsavfpr.asm: Likewise.
15403 * config/rs6000/crtsavgpr.asm: Likewise.
15404 * config/rs6000/darwin-asm.h: Likewise.
15405 * config/rs6000/darwin-fallback.c: Likewise.
15406 * config/rs6000/darwin-fpsave.asm: Likewise.
15407 * config/rs6000/darwin-ldouble.c: Likewise.
15408 * config/rs6000/darwin-tramp.asm: Likewise.
15409 * config/rs6000/darwin-unwind.h: Likewise.
15410 * config/rs6000/darwin-vecsave.asm: Likewise.
15411 * config/rs6000/darwin-world.asm: Likewise.
15412 * config/rs6000/e500crtres32gpr.asm: Likewise.
15413 * config/rs6000/e500crtres64gpr.asm: Likewise.
15414 * config/rs6000/e500crtres64gprctr.asm: Likewise.
15415 * config/rs6000/e500crtrest32gpr.asm: Likewise.
15416 * config/rs6000/e500crtrest64gpr.asm: Likewise.
15417 * config/rs6000/e500crtresx32gpr.asm: Likewise.
15418 * config/rs6000/e500crtresx64gpr.asm: Likewise.
15419 * config/rs6000/e500crtsav32gpr.asm: Likewise.
15420 * config/rs6000/e500crtsav64gpr.asm: Likewise.
15421 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
15422 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
15423 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
15424 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
15425 * config/rs6000/eabi-ci.asm: Likewise.
15426 * config/rs6000/eabi-cn.asm: Likewise.
15427 * config/rs6000/eabi.asm: Likewise.
15428 * config/rs6000/linux-unwind.h: Likewise.
15429 * config/rs6000/linux64.h: Likewise.
15430 * config/rs6000/paired.h: Likewise.
15431 * config/rs6000/paired.md: Likewise.
15432 * config/rs6000/ppc64-fp.c: Likewise.
15433 * config/rs6000/ppu_intrinsics.h: Likewise.
15434 * config/rs6000/rs6000.h: Likewise.
15435 * config/rs6000/si2vmx.h: Likewise.
15436 * config/rs6000/sol-ci.asm: Likewise.
15437 * config/rs6000/sol-cn.asm: Likewise.
15438 * config/rs6000/spe.h: Likewise.
15439 * config/rs6000/spu2vmx.h: Likewise.
15440 * config/rs6000/sysv4.h: Likewise.
15441 * config/rs6000/tramp.asm: Likewise.
15442 * config/rs6000/vec_types.h: Likewise.
15443 * config/s390/linux-unwind.h: Likewise.
15444 * config/s390/tpf-unwind.h: Likewise.
15445 * config/score/crti.asm: Likewise.
15446 * config/score/crtn.asm: Likewise.
15447 * config/sh/crt1.asm: Likewise.
15448 * config/sh/crti.asm: Likewise.
15449 * config/sh/crtn.asm: Likewise.
15450 * config/sh/divtab-sh4-300.c: Likewise.
15451 * config/sh/divtab-sh4.c: Likewise.
15452 * config/sh/divtab.c: Likewise.
15453 * config/sh/lib1funcs-4-300.asm: Likewise.
15454 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
15455 * config/sh/lib1funcs.asm: Likewise.
15456 * config/sh/lib1funcs.h: Likewise.
15457 * config/sh/linux-atomic.asm: Likewise.
15458 * config/sh/linux-unwind.h: Likewise.
15459 * config/sh/shmedia.h: Likewise.
15460 * config/sh/sshmedia.h: Likewise.
15461 * config/sh/ushmedia.h: Likewise.
15462 * config/sparc/crtfastmath.c: Likewise.
15463 * config/sparc/linux-unwind.h: Likewise.
15464 * config/sparc/sol2-c1.asm: Likewise.
15465 * config/sparc/sol2-ci.asm: Likewise.
15466 * config/sparc/sol2-cn.asm: Likewise.
15467 * config/spu/divmodti4.c: Likewise.
15468 * config/spu/divv2df3.c: Likewise.
15469 * config/spu/float_disf.c: Likewise.
15470 * config/spu/float_unsdidf.c: Likewise.
15471 * config/spu/float_unsdisf.c: Likewise.
15472 * config/spu/float_unssidf.c: Likewise.
15473 * config/spu/mfc_multi_tag_release.c: Likewise.
15474 * config/spu/mfc_multi_tag_reserve.c: Likewise.
15475 * config/spu/mfc_tag_release.c: Likewise.
15476 * config/spu/mfc_tag_reserve.c: Likewise.
15477 * config/spu/mfc_tag_table.c: Likewise.
15478 * config/spu/multi3.c: Likewise.
15479 * config/spu/spu_internals.h: Likewise.
15480 * config/spu/spu_intrinsics.h: Likewise.
15481 * config/spu/spu_mfcio.h: Likewise.
15482 * config/spu/vec_types.h: Likewise.
15483 * config/spu/vmx2spu.h: Likewise.
15484 * config/stormy16/stormy16-lib2.c: Likewise.
15485 * config/svr4.h: Likewise.
15486 * config/sync.c: Likewise.
15487 * config/v850/lib1funcs.asm: Likewise.
15488 * config/vxlib-tls.c: Likewise.
15489 * config/vxlib.c: Likewise.
15490 * config/vxworks-dummy.h: Likewise.
15491 * config/xtensa/crti.asm: Likewise.
15492 * config/xtensa/crtn.asm: Likewise.
15493 * config/xtensa/ieee754-df.S: Likewise.
15494 * config/xtensa/ieee754-sf.S: Likewise.
15495 * config/xtensa/lib1funcs.asm: Likewise.
15496 * config/xtensa/lib2funcs.S: Likewise.
15497 * config/xtensa/linux-unwind.h: Likewise.
15498 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
15499 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
15500 * coretypes.h: Likewise.
15501 * crtstuff.c: Likewise.
15502 * defaults.h: Likewise.
15503 * dwarf2.h: Likewise.
15504 * emutls.c: Likewise.
15505 * gbl-ctors.h: Likewise.
15506 * gcov-io.h: Likewise.
15507 * ginclude/float.h: Likewise.
15508 * ginclude/iso646.h: Likewise.
15509 * ginclude/stdarg.h: Likewise.
15510 * ginclude/stdbool.h: Likewise.
15511 * ginclude/stddef.h: Likewise.
15512 * ginclude/stdfix.h: Likewise.
15513 * ginclude/stdint-gcc.h: Likewise.
15514 * ginclude/tgmath.h: Likewise.
15515 * gthr-aix.h: Likewise.
15516 * gthr-dce.h: Likewise.
15517 * gthr-gnat.c: Likewise.
15518 * gthr-gnat.h: Likewise.
15519 * gthr-lynx.h: Likewise.
15520 * gthr-mipssde.h: Likewise.
15521 * gthr-nks.h: Likewise.
15522 * gthr-posix.c: Likewise.
15523 * gthr-posix.h: Likewise.
15524 * gthr-posix95.h: Likewise.
15525 * gthr-rtems.h: Likewise.
15526 * gthr-single.h: Likewise.
15527 * gthr-solaris.h: Likewise.
15528 * gthr-tpf.h: Likewise.
15529 * gthr-vxworks.h: Likewise.
15530 * gthr-win32.h: Likewise.
15531 * gthr.h: Likewise.
15532 * libgcc2.c: Likewise.
15533 * libgcc2.h: Likewise.
15534 * libgcov.c: Likewise.
15535 * tsystem.h: Likewise.
15536 * typeclass.h: Likewise.
15537 * unwind-c.c: Likewise.
15538 * unwind-compat.h: Likewise.
15539 * unwind-dw2-fde-compat.c: Likewise.
15540 * unwind-dw2-fde-darwin.c: Likewise.
15541 * unwind-dw2-fde-glibc.c: Likewise.
15542 * unwind-dw2-fde.c: Likewise.
15543 * unwind-dw2-fde.h: Likewise.
15544 * unwind-dw2.c: Likewise.
15545 * unwind-dw2.h: Likewise.
15546 * unwind-generic.h: Likewise.
15547 * unwind-pe.h: Likewise.
15548 * unwind-sjlj.c: Likewise.
15549 * unwind.inc: Likewise.
15550 * config/arm/neon-gen.ml: Change generated copyright header to
15551 refer to version 3 of the GNU General Public License with
15552 version 3.1 of the GCC Runtime Library Exception and to point
15553 readers at the COPYING3 and COPYING3.RUNTIME files and the
15554 FSF's license web page.
15555 * config/arm/arm_neon.h: Regenerate.
15557 2009-04-09 Jakub Jelinek <jakub@redhat.com>
15559 * config/cris/cris.md: Change copyright header to refer to version
15560 3 of the GNU General Public License.
15561 * doc/install.texi2html: Change copyright header to refer to version
15562 3 of the GNU General Public License and to point readers at the
15563 COPYING3 file and the FSF's license web page.
15564 * config/vax/linux.h: Likewise.
15566 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
15568 * config/i386/i386.md (cmpcc): New.
15569 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
15570 (sync_compare_and_swap_cc*): Delete.
15572 * config/s390/s390.c (s390_compare_emitted): Remove.
15573 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
15574 s390_compare_emitted used to be handled. Assert that modes match.
15575 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
15576 refer to sync_compare_and_swap_ccsi.
15577 * config/s390/s390.h (s390_compare_emitted): Remove.
15578 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
15579 instead of s390_compare_emitted.
15580 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
15581 instead of s390_compare_emitted.
15582 * config/s390/s390.md (cmpcc): New.
15583 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
15584 CC_REGNUM, do not pretend it's set.
15585 (sync_compare_and_swap_cc*): Delete.
15586 * config/s390/predicates.md (cc_reg_operand): New.
15588 * expr.c (sync_compare_and_swap_cc): Delete.
15589 * optabs.h (sync_compare_and_swap_cc): Delete.
15590 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
15591 is being used with can_compare_p.
15592 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
15593 (find_cc_set): New.
15594 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
15595 look for a MODE_CC set instead. Use emit_store_flag.
15596 (expand_compare_and_swap_loop): Likewise, with some additional
15597 complication to avoid a force_reg when useless. Use
15598 emit_cmp_and_jump_insns.
15599 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
15600 * doc/md.texi (sync_compare_and_swap_cc): Merge with
15601 sync_compare_and_swap documentation.
15603 2009-04-09 Jan Hubicka <jh@suse.cz>
15605 * except.c (find_prev_try): Break out from ....
15606 (duplicate_eh_regions): ... here; properly update prev_try pointers
15607 when duplication part of tree.
15608 (dump_eh_tree): Improve dumping.
15609 (verify_eh_region): New.
15610 (verify_eh_tree): Use it.
15612 2009-04-06 Richard Guenther <rguenther@suse.de>
15614 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
15615 &ARRAY addresses by adjusting their types and prepending
15617 * tree-cfg.c (verify_gimple_assign_single): Verify that
15618 addresses are correct.
15620 2009-04-09 Richard Guenther <rguenther@suse.de>
15622 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
15623 indices into an array reference if possible.
15624 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
15625 Fold POINTER_PLUS_EXPR statements with invariant address.
15627 2009-04-09 Alan Modra <amodra@bigpond.net.au>
15630 * config.gcc (powerpc64-*-linux*): Always build biarch.
15632 2009-04-09 Joseph Myers <joseph@codesourcery.com>
15635 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
15636 it and pedwarn if this results in an INTEGER_CST.
15638 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15640 * doc/install.texi: Update minimum GMP version. Remove obsolete
15641 text in MPFR section.
15643 2009-04-08 Jakub Jelinek <jakub@redhat.com>
15645 * dwarf2out.c (class_scope_p): New static inline.
15646 (class_or_namespace_scope_p): Use it.
15647 (gen_variable_die): Use DW_TAG_member tag for static data member
15648 declarations instead of DW_TAG_variable.
15650 PR middle-end/39573
15651 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
15654 2009-04-08 Richard Guenther <rguenther@suse.de>
15656 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
15657 valueize random data.
15659 2009-04-08 David Edelsohn <edelsohn@gnu.org>
15661 * config.gcc (aix tm_file): Add aix-stdint.h.
15662 (aix tm clause use_gcc_stdint): Set to wrap.
15663 * config/rs6000/aix-stdint.h: New file.
15665 2009-04-08 Richard Guenther <rguenther@suse.de>
15667 PR middle-end/36291
15668 * tree-dfa.c (add_referenced_var): Do not recurse into
15669 global initializers.
15670 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
15672 (fold_const_aggregate_ref): Likewise.
15674 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
15676 * recog.c (ordered_comparison_operator): New.
15677 * gensupport.c (std_preds): Add it.
15678 * doc/md.texi (Machine-Independent Predicates): Document it.
15680 2009-04-08 Jan Hubicka <jh@suse.cz>
15682 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
15683 * function.h (rtl_eh): Remove exception_handler_label_map.
15684 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
15685 remove_exception_handler_label, for_each_eh_label_1): Remove.
15686 (rtl_remove_unreachable_regions): Remove.
15687 (convert_from_eh_region_ranges): Do not remove unreachable regions.
15688 (find_exception_handler_labels): Don't build the hashtable.
15689 (maybe_remove_eh_handler): Remove.
15690 (for_each_eh_label): Rewrite to walk the tree.
15691 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
15692 * except.h (maybe_remove_eh_handler): Remove.
15693 * passes.c (init_optimization_passes): Schedule second EH cleanup
15695 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
15696 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
15698 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
15700 * genoutput.c (validate_optab_operands): New.
15701 (gen_insn, gen_expand): Call it.
15703 * genflags.c (gen_insn): Detect misused iterators.
15704 (main): Pass line_no to gen_insn, exit with status 1 on error.
15706 * genextract.c (line_no): Make global.
15707 (VEC_safe_set_locstr): Change assertion to error message.
15708 (main): Exit with status 1 on error.
15710 2009-04-08 Joseph Myers <joseph@codesourcery.com>
15714 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
15715 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
15716 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
15717 * c-convert.c (convert): Do not call fold on results of conversion
15718 functions when the result is a C_MAYBE_CONST_EXPR.
15719 * c-parser.c (c_parser_postfix_expression): Do not fold condition
15720 of __builtin_choose_expr.
15721 * c-typeck.c (remove_c_maybe_const_expr): New.
15722 (build_unary_op, build_conditional_expr, build_compound_expr,
15723 build_binary_op, c_objc_common_truthvalue_conversion): Call
15724 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
15727 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
15729 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
15730 CODE to produce a new one. Add a prototype to use fold_convert_const
15732 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
15735 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
15736 mix declarations and code.
15738 2009-04-08 Ben Elliston <bje@au.ibm.com>
15740 * gcc.c: Replace `CC' with `GCC' throughout.
15742 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
15744 * doc/invoke.texi: Document Atom support.
15746 2009-04-07 Jason Merrill <jason@redhat.com>
15749 * c-common.h, c-common.c: Add flag_pretty_templates.
15750 * c-opts.c (c_common_handle_option): Set it.
15751 * c.opt: Add -fno-pretty-templates.
15752 * doc/invoke.texi (C++ Dialect Options): Likewise.
15754 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
15756 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
15757 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
15758 (ia64_expand_builtin): Likewise.
15760 2009-04-07 Martin Jambor <mjambor@suse.cz>
15762 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
15763 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
15764 ADDR_EXPRS are include too.
15766 2009-04-07 Richard Guenther <rguenther@suse.de>
15768 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
15769 decls are only used if passes as parameters or if they are
15770 local statics and the call is not to a builtin.
15771 (call_may_clobber_ref_p_1): Likewise.
15773 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15775 * expr.c (do_store_flag): Remove last argument. Simplify code
15776 to avoid duplication of tests already done by can_compare_p.
15777 (expand_expr_real_1): Adjust caller.
15779 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15781 * optabs.c (can_compare_p): Test the predicate of a
15782 cbranch and cstore pattern.
15784 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15786 * expr.c (convert_move): Use emit_store_flag instead of
15789 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15791 * config/i386/i386.c (ix86_compare_emitted): Remove.
15792 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
15793 ix86_compare_op0 like ix86_compare_emitted used to be handled.
15794 * config/i386/i386.h (ix86_compare_emitted): Remove.
15795 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
15796 instead of ix86_compare_emitted.
15797 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
15799 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
15801 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
15802 Add t-sysroot-suffix to tmake_file.
15803 * config/print-sysroot-suffix.sh: New file.
15804 * config/t-sysroot-suffix: New file.
15806 2009-04-07 Ben Elliston <bje@au.ibm.com>
15808 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
15809 as the latter produces a warning when the target does not support
15812 2009-04-07 Ben Elliston <bje@au.ibm.com>
15814 * dfp.c: Replace type punning assignments with memcpy throughout.
15815 * Makefile.in (dfp.o-warn): Remove.
15817 2009-04-07 Alan Modra <amodra@bigpond.net.au>
15820 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
15821 Include soft-fp/t-softfp after rs6000/t-linux64.
15823 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
15825 * stor-layout.c (set_sizetype): Use the full precision of their
15826 machine mode for bitsize types.
15828 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
15830 * config/i386/i386.md: Revert 2 accidental checkins.
15832 2009-04-06 Joey Ye <joey.ye@intel.com>
15833 Xuepeng Guo <xuepeng.guo@intel.com>
15834 H.J. Lu <hongjiu.lu@intel.com>
15836 Atom pipeline model, tuning and insn selection.
15837 * config.gcc (atom): Add atom config options and target.
15839 * config/i386/atom.md: New.
15841 * config/i386/i386.c (atom_cost): New cost.
15842 (m_ATOM): New macro flag.
15843 (initial_ix86_tune_features): Set m_ATOM.
15844 (x86_accumulate_outgoing_args): Likewise.
15845 (x86_arch_always_fancy_math_387): Likewise.
15846 (processor_target): Add Atom cost.
15847 (cpu_names): Add Atom cpu name.
15848 (override_options): Set Atom ISA.
15849 (ix86_issue_rate): New case PROCESSOR_ATOM.
15850 (ix86_adjust_cost): Likewise.
15852 * config/i386/i386.h (TARGET_ATOM): New target macro.
15853 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
15854 (TARGET_OPT_AGU): New target option.
15855 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
15856 (processor_type): Add PROCESSOR_ATOM.
15858 * config/i386/i386.md (cpu): Add new value "atom".
15859 (use_carry, movu): New attr.
15860 (atom.md): Include atom.md.
15861 (adddi3_carry_rex64): Set attr "use_carry".
15862 (addqi3_carry): Likewise.
15863 (addhi3_carry): Likewise.
15864 (addsi3_carry): Likewise.
15865 (*addsi3_carry_zext): Likewise.
15866 (subdi3_carry_rex64): Likewise.
15867 (subqi3_carry): Likewise.
15868 (subhi3_carry): Likewise.
15869 (subsi3_carry): Likewise.
15870 (x86_movdicc_0_m1_rex64): Likewise.
15871 (*x86_movdicc_0_m1_se): Likewise.
15872 (x86_movsicc_0_m1): Likewise.
15873 (*x86_movsicc_0_m1_se): Likewise.
15874 (*adddi_1_rex64): Emit add insn as much as possible.
15875 (*addsi_1): Likewise.
15876 (return_internal): Set atom_unit.
15877 (return_internal_long): Likewise.
15878 (return_pop_internal): Likewise.
15879 (*rcpsf2_sse): Set atom_sse_attr attr.
15880 (*qrt<mode>2_sse): Likewise.
15881 (*prefetch_sse): Likewise.
15883 * config/i386/i386-c.c (ix86_target_macros_internal): New case
15885 (ix86_target_macros_internal): Likewise.
15887 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
15888 (*prefetch_sse_rex): Likewise.
15889 (sse_rcpv4sf2): Likewise.
15890 (sse_vmrcpv4sf2): Likewise.
15891 (sse_sqrtv4sf2): Likewise.
15892 (<sse>_vmsqrt<mode>2): Likewise.
15893 (sse_ldmxcsr): Likewise.
15894 (sse_stmxcsr): Likewise.
15895 (*sse_sfence): Likewise.
15896 (sse2_clflush): Likewise.
15897 (*sse2_mfence): Likewise.
15898 (*sse2_lfence): Likewise.
15899 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
15900 (<sse>_movup<ssemodesuffixf2c>): Likewise.
15901 (avx_movdqu<avxmodesuffix>): Likewise.
15902 (avx_lddqu<avxmodesuffix>): Likewise.
15903 (sse2_movntv2di): Change attr "type" to "ssemov".
15904 (sse2_movntsi): Likewise.
15905 (rsqrtv8sf2): Change attr "type" to "sseadd".
15906 (sse3_addsubv2df3): Set attr "atom_unit".
15907 (sse3_h<plusminus_insn>v4sf3): Likewise.
15908 (*sse2_pmaddwd): Likewise.
15909 (*vec_extractv2di_1_rex64): Likewise.
15910 (*vec_extractv2di_1_avx): Likewise.
15911 (sse2_psadbw): Likewise.
15912 (ssse3_phaddwv8hi3): Likewise.
15913 (ssse3_phaddwv4hi3): Likewise.
15914 (ssse3_phadddv4si3): Likewise.
15915 (ssse3_phadddv2si3): Likewise.
15916 (ssse3_phaddswv8hi3): Likewise.
15917 (ssse3_phaddswv4hi3): Likewise.
15918 (ssse3_phsubwv8hi3): Likewise.
15919 (ssse3_phsubwv4hi3): Likewise.
15920 (ssse3_phsubdv4si3): Likewise.
15921 (ssse3_phsubdv2si3): Likewise.
15922 (ssse3_phsubswv8hi3): Likewise.
15923 (ssse3_phsubswv4hi3): Likewise.
15924 (ssse3_pmaddubsw128): Likewise.
15925 (sse3_pmaddubsw: Likewise.
15926 (ssse3_palignrti): Likewise.
15927 (ssse3_palignrdi): Likewise.
15929 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
15931 * doc/install.texi (Specific): Fix two cross-references to MinGW.
15933 2009-04-06 Richard Guenther <rguenther@suse.de>
15935 PR tree-optimization/28868
15936 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
15937 of which PHI results we inserted.
15938 (insert_into_preds_of_block): Record inserted PHIs.
15939 (eliminate): Eliminate redundant PHI nodes.
15940 (init_pre): Init inserted_phi_names.
15942 2009-04-06 Richard Guenther <rguenther@suse.de>
15944 PR tree-optimization/39643
15945 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
15946 IMAGPART_EXPRs of complex constants.
15947 (execute_fold_all_builtins): If we folded a call queue
15948 TODO_update_address_taken.
15950 2009-04-06 Jan Hubicka <jh@suse.cz>
15952 PR middle-end/39659
15953 * except.c (remove_unreachable_regions): Propagate may_contain_throw
15956 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
15958 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
15960 (ic_invalidate_array): Likewise.
15962 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
15964 * calls.c (emit_library_call_value_1): Fix a problem with parameter
15965 alignment for library calls.
15967 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
15969 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
15970 (mingw32 tm clause use_gcc_stdint): Set to wrap.
15971 * config/i386/mingw-stdint.h: New file.
15973 2009-04-05 Richard Guenther <rguenther@suse.de>
15975 PR tree-optimization/39648
15976 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
15977 our &A vs. &A[0] IL deficiencies.
15979 2009-04-04 Jan Hubicka <jh@suse.cz>
15981 * except.c (sjlj_find_directly_reachable_regions): Be ready for
15982 removed toplevel regions.
15983 (sjlj_mark_call_sites): Likewise.
15985 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
15987 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
15988 (cygwin tm clause use_gcc_stdint): Set to wrap.
15989 * config/i386/cygwin-stdint.h: New file.
15991 2009-04-04 Richard Guenther <rguenther@suse.de>
15993 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
15994 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
15995 single-argument PHIs if we are in loop-closed SSA form.
15996 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
15997 for the pre-condition.
15998 (slpeel_tree_peel_loop_to_edge): Likewise.
15999 (vect_build_loop_niters): Take an optional sequence to append stmts.
16000 (vect_generate_tmps_on_preheader): Likewise.
16001 (vect_do_peeling_for_loop_bound): Take extra guards for the
16003 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
16004 the cost model check.
16005 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
16006 guards if we are going to peel. Do not apply versioning in that case.
16007 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
16008 (vect_do_peeling_for_loop_bound): Likewise.
16009 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
16010 loop bound only record extra pre-conditions, do not apply loop
16013 2009-04-04 Richard Guenther <rguenther@suse.de>
16015 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
16018 2009-04-04 Jan Hubicka <jh@suse.cz>
16020 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
16021 last_basic_block for size of bb->index indexed array.
16022 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
16023 compute_out, link_btr_uses, build_btr_def_use_webs,
16024 build_btr_def_use_webs, migrate_btr_defs): Likewise.
16026 2009-04-04 Jan Hubicka <jh@suse.cz>
16028 * except.c (remove_eh_handler_and_replace): Break out from ...
16029 (remove_eh_handler): ... here.
16030 (bring_to_root): New function.
16031 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
16032 handled ones, bring others to root of tree.
16034 2009-04-04 Jan Hubicka <jh@suse.cz>
16036 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
16037 (all_phis_safe_to_merge): New function.
16038 (update_info): New structure.
16039 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
16040 (cleanup_empty_eh): Update SSA if possible.
16042 2009-04-04 Richard Guenther <rguenther@suse.de>
16044 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
16045 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
16046 (append_vuse): Likewise.
16048 2009-04-04 Jakub Jelinek <jakub@redhat.com>
16050 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
16051 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
16052 instead of REG_UNSAVED for DW_CFA_undefined.
16053 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
16054 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
16057 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
16060 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
16061 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
16062 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
16064 2009-04-04 Richard Guenther <rguenther@suse.de>
16066 PR tree-optimization/8781
16067 PR tree-optimization/37892
16068 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
16069 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
16070 (valueize_refs): Call it for *& valueizations.
16071 (shared_reference_ops_from_ref): Rename to ...
16072 (valueize_shared_reference_ops_from_ref): ... this and valueize.
16073 (shared_reference_ops_from_call): Rename to ...
16074 (valueize_shared_reference_ops_from_call): ... this and valueize.
16075 (vn_reference_lookup): Update.
16076 (visit_reference_op_call): Likewise.
16077 * tree-ssa-pre.c (phi_translate_1): Fold *&.
16078 (eliminate): Value-replace the call address in call statements.
16080 2009-04-04 Richard Guenther <rguenther@suse.de>
16082 PR tree-optimization/39636
16083 * tree-ssa-forwprop.c
16084 (forward_propagate_addr_into_variable_array_index): Check for
16085 GIMPLE_ASSIGN before accessing the rhs code.
16087 2009-04-03 Jason Merrill <jason@redhat.com>
16089 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
16091 2009-04-03 Steve Ellcey <sje@cup.hp.com>
16093 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
16094 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
16095 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
16096 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
16097 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
16098 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
16099 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
16100 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
16101 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
16102 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
16103 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
16104 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
16105 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
16106 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
16107 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
16108 Use fr_reg_or_fp01_operand instead of fr_register_operand
16110 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
16111 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
16112 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
16114 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
16116 PR rtl-optimization/39607
16117 PR rtl-optimization/39631
16121 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
16122 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
16123 instead of DF_LR_OUT.
16124 * ira-lives.c (process_bb_node_lives): Ditto.
16125 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
16126 instead of DF_LR_{OUT,IN}.
16127 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
16128 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
16130 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
16132 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
16133 (execute_lower_omp): Always run but take the short way out if -fopenmp
16135 (gate_lower_omp): Remove, forcing the pass manager to always run the
16136 pass and always set PROP_gimple_lomp.
16137 (pass_lower_omp): Remove gate function.
16138 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
16139 PROP_trees. Instead, require it.
16140 * ipa-cp.c (pass_ipa_cp): Likewise.
16141 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
16142 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
16143 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
16144 and PROP_gimple_leh.
16146 2009-04-03 Richard Guenther <rguenther@suse.de>
16148 PR middle-end/13146
16149 PR tree-optimization/23940
16150 PR tree-optimization/33237
16151 PR middle-end/33974
16152 PR middle-end/34093
16153 PR tree-optimization/36201
16154 PR tree-optimization/36230
16155 PR tree-optimization/38049
16156 PR tree-optimization/38207
16157 PR tree-optimization/38230
16158 PR tree-optimization/38301
16159 PR tree-optimization/38585
16160 PR middle-end/38895
16161 PR tree-optimization/38985
16162 PR tree-optimization/39299
16163 * tree-ssa-structalias.h: Remove.
16164 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
16165 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
16166 (struct vuse_element_d): Remove.
16167 (struct vuse_vec_d): Likewise.
16168 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
16169 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
16170 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
16171 VUSE_ELEMENT_VAR): Likewise.
16172 (struct voptype_d): Likewise.
16173 (NUM_VOP_FREE_BUCKETS): Likewise.
16174 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
16175 (struct stmt_operands_d): Remove.
16176 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
16177 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
16178 VDEF_NUM, VDEF_VECT): Likewise.
16179 (copy_virtual_operands): Remove.
16180 (operand_build_cmp): Likewise.
16181 (create_ssa_artificial_load_stmt): Likewise.
16182 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
16183 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
16184 vuse_index and mayuse_index members. Pack and move done and iter_type
16185 members to the front.
16186 (SSA_OP_VMAYUSE): Remove.
16187 (SSA_OP_VIRTUAL_USES): Adjust.
16188 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
16189 (unlink_stmt_vdef): Declare.
16190 (add_to_addressable_set): Remove.
16191 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
16192 (vrp_visit_stmt): Likewise.
16193 * doc/tree-ssa.texi (Alias analysis): Update.
16194 * doc/invoke.texi (max-aliased-vops): Remove docs.
16195 (avg-aliased-vops): Likewise.
16196 * tree-into-ssa.c (syms_to_rename): Remove.
16197 (need_to_update_vops_p): Likewise.
16198 (need_to_initialize_update_ssa_p): Rename to ...
16199 (update_ssa_initialized_fn): ... this. Track function we are
16201 (symbol_marked_for_renaming): Simplify.
16202 (add_new_name_mapping): Do not set need_to_update_vops_p.
16203 (dump_currdefs): Use SYMS_TO_RENAME.
16204 (rewrite_update_stmt): Always walk all uses/defs.
16205 (dump_update_ssa): Adjust.
16206 (init_update_ssa): Take function argument. Track what we are
16208 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
16209 (create_new_def_for): Initialize for cfun, assert we are initialized
16211 (mark_sym_for_renaming): Simplify.
16212 (mark_set_for_renaming): Do not initialize update-ssa.
16213 (need_ssa_update_p): Simplify. Take function argument.
16214 (name_mappings_registered_p): Assert we ask for the correct function.
16215 (name_registered_for_update_p): Likewise.
16216 (ssa_names_to_replace): Likewise.
16217 (release_ssa_name_after_update_ssa): Likewise.
16218 (update_ssa): Likewise. Use SYMS_TO_RENAME.
16219 (dump_decl_set): Do not print a newline.
16220 (debug_decl_set): Do it here.
16221 (dump_update_ssa): And here.
16222 * tree-ssa-loop-im.c (move_computations): Adjust.
16223 (movement_possibility): Likewise.
16224 (determine_max_movement): Likewise.
16225 (gather_mem_refs_stmt): Likewise.
16226 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
16227 or NAME_MEMORY_TAG.
16228 * tree-complex.c (update_all_vops): Remove.
16229 (expand_complex_move): Adjust.
16230 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
16231 Simplify test for memory referencing statement. Exclude
16232 non-invariant ADDR_EXPRs.
16233 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
16234 * tree-loop-distribution.c (generate_memset_zero): Adjust.
16235 (rdg_flag_uses): Likewise.
16236 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
16238 (tree_optimize_tail_calls_1): Also split the
16239 edge from the entry block if we have degenerate PHI nodes in
16240 the first basic block.
16241 * tree.c (init_ttree): Remove memory-tag related code.
16242 (tree_code_size): Likewise.
16243 (tree_node_structure): Likewise.
16244 (build7_stat): Re-write to be build6_stat.
16245 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
16246 (SSA_VAR_P): Adjust.
16247 (struct tree_memory_tag): Remove.
16248 (struct tree_memory_partition_tag): Likewise.
16249 (union tree_node): Adjust.
16250 (build7): Re-write to be build6.
16251 * tree-pass.h (pass_reset_cc_flags): Remove.
16252 (TODO_update_address_taken): New flag.
16253 (pass_simple_dse): Remove.
16254 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
16255 * params.h (MAX_ALIASED_VOPS): Remove.
16256 (AVG_ALIASED_VOPS): Likewise.
16257 * omp-low.c (expand_omp_taskreg): Update SSA form.
16258 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
16259 aliases the lhs in a copy stmt.
16260 * tree-ssa-dse.c (struct address_walk_data): Remove.
16261 (memory_ssa_name_same): Likewise.
16262 (memory_address_same): Likewise.
16263 (get_kill_of_stmt_lhs): Likewise.
16264 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
16265 unused stores. Look through PHI nodes into post-dominated regions.
16266 (dse_optimize_stmt): Simplify. Properly remove stores.
16267 (tree_ssa_dse): Compute dominators.
16268 (execute_simple_dse): Remove.
16269 (pass_simple_dse): Likewise.
16270 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
16271 gimple_loaded_syms and gimple_stored_syms computation.
16272 * toplev.c (dump_memory_report): Dump alias and pta stats.
16273 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
16274 (vn_reference_eq): Likewise.
16275 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
16276 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
16277 valueize_vuses): Remove.
16278 (get_def_ref_stmt_vuses): Simplify. Rename to ...
16279 (get_def_ref_stmt_vuse): ... this.
16280 (vn_reference_lookup_2): New function.
16281 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
16282 walking equivalent vuses. Simplify.
16283 (vn_reference_lookup): Likewise.
16284 (vn_reference_insert): Likewise.
16285 (vn_reference_insert_pieces): Likewise.
16286 (visit_reference_op_call): Simplify.
16287 (visit_reference_op_load): Likewise.
16288 (visit_reference_op_store): Likewise.
16289 (init_scc_vn): Remove shared_lookup_vuses initialization.
16290 (free_scc_vn): Remove shared_lookup_vuses freeing.
16291 (sort_vuses, sort_vuses_heap): Remove.
16292 (get_ref_from_reference_ops): Export.
16293 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
16294 vector with single vuse pointer.
16295 (vn_reference_lookup_pieces, vn_reference_lookup,
16296 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
16297 (shared_vuses_from_stmt): Remove.
16298 (get_ref_from_reference_ops): Declare.
16299 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
16300 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
16301 memory-tag related code.
16302 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
16303 (likely_value): Add comment, skip static-chain of call statements.
16304 (surely_varying_stmt_p): Adjust.
16305 (gimplify_and_update_call_from_tree): Likewise.
16306 (execute_fold_all_builtins): Do not rebuild alias info.
16307 (gimplify_and_update_call_from_tree): Properly update VOPs.
16308 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
16309 (copy_ref_info): Remove memory-tag related code.
16310 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
16311 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
16312 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
16314 * tree-ssa-dom.c (gimple_p): Remove typedef.
16315 (eliminate_redundant_computations): Adjust.
16316 (record_equivalences_from_stmt): Likewise.
16317 (avail_expr_hash): Likewise.
16318 (avail_expr_eq): Likewise.
16319 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
16320 (stmt_makes_single_load): Likewise.
16321 (stmt_makes_single_store): Likewise.
16322 * tree-ssa-alias.c: Rewrite completely.
16323 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
16324 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
16325 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
16326 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
16327 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
16328 Remove public functions.
16329 (pass_reset_cc_flags): Remove.
16330 (pass_build_alias): Move ...
16331 * tree-ssa-structalias.c (pass_build_alias): ... here.
16332 * tree-ssa-alias.c (may_be_aliased): Move ...
16333 * tree-flow-inline.h (may_be_aliased): ... here.
16334 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
16335 count_uses_and_derefs): Move ...
16336 * gimple.c: ... here.
16337 * gimple.h (count_uses_and_derefs): Declare.
16338 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
16339 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
16340 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
16341 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
16342 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
16343 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
16344 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
16346 * tree-dfa.c (refs_may_alias_p): Move ...
16347 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
16348 * tree-ssa-alias.h: New file.
16349 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
16350 (statement_sink_location): Likewise.
16351 * opts.c (decode_options): Do not adjust max-aliased-vops or
16352 avg-aliased-vops values.
16353 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
16354 (TV_CALL_CLOBBER): Likewise.
16355 (TV_FLOW_SENSITIVE): Likewise.
16356 (TV_FLOW_INSENSITIVE): Likewise.
16357 (TV_MEMORY_PARTITIONING): Likewise.
16358 (TV_ALIAS_STMT_WALK): New timevar.
16359 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
16360 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
16361 (get_address_description): Remove memory-tag related code.
16362 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
16363 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
16364 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
16365 and immediate uses in statements. Document.
16366 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
16367 (dump_symbols): Remove.
16368 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
16369 * alias.c (get_deref_alias_set): New function split out from ...
16370 (get_alias_set): ... here.
16371 * alias.h (get_deref_alias_set): Declare.
16372 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
16373 type parameter. Remove restrict pointer handling. Create a
16374 ref-all pointer in case type-based alias sets do not conflict.
16375 (vect_analyze_data_refs): Remove SMT related code.
16376 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
16377 (vectorizable_load): Likewise.
16378 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
16379 (DR_SYMBOL_TAG, DR_VOPS): Remove.
16380 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
16381 Ignore vops and SMTs.
16382 (dr_analyze_alias): Likewise..
16383 (free_data_ref): Likewise.
16384 (create_data_ref): Likewise.
16385 (analyze_all_data_dependences): Likewise.
16386 (get_references_in_stmt): Adjust.
16387 * tree-flow-inline.h (gimple_aliases_computed_p,
16388 gimple_addressable_vars, gimple_call_clobbered_vars,
16389 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
16390 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
16391 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
16392 gimple_mem_ref_stats): Remove.
16393 (gimple_vop): New function.
16394 (op_iter_next_use): Remove vuses and mayuses cases.
16395 (op_iter_next_def): Remove vdefs case.
16396 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
16397 (clear_and_done_ssa_iter): Do not set removed fields.
16398 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
16399 Assert we are not iterating over vuses or vdefs if not also
16400 iterating over uses or defs.
16401 (op_iter_init_use): Likewise.
16402 (op_iter_init_def): Likewise.
16403 (op_iter_next_vdef): Remove.
16404 (op_iter_next_mustdef): Likewise.
16405 (op_iter_init_vdef): Likewise.
16406 (compare_ssa_operands_equal): Likewise.
16407 (link_use_stmts_after): Handle vuse operand.
16408 (is_call_used): Use is_call_clobbered.
16409 (is_call_clobbered): Global variables are always call clobbered,
16410 query the call-clobbers bitmap.
16411 (mark_call_clobbered): Ignore global variables.
16412 (clear_call_clobbered): Likewise.
16413 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
16414 virtual operands sanity check.
16415 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
16417 (TARGET_MEM_REF): Remove TMR_TAG operand.
16418 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
16419 Remove call-clobber related code.
16420 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
16421 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
16422 partitions or escape reason.
16423 (get_single_def_stmt, get_single_def_stmt_from_phi,
16424 get_single_def_stmt_with_phi): Remove.
16425 (dump_referenced_vars): Tidy.
16426 (get_ref_base_and_extent): Allow bare decls.
16427 (collect_dfa_stats): Adjust.
16428 * graphite.c (rename_variables_in_stmt): Adjust.
16429 (graphite_copy_stmts_from_block): Likewise.
16430 (translate_clast): Likewise.
16431 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
16433 (translate_vuse_through_block): Use the oracle.
16434 (phi_translate_1): Adjust.
16435 (value_dies_in_block_x): Use the oracle. Cache the outcome
16437 (valid_in_sets): Check if the VUSE for
16438 a REFERENCE is available.
16439 (eliminate): Do not remove stmts during elimination,
16440 instead queue and remove them afterwards.
16441 (do_pre): Do not rebuild alias info.
16442 (pass_pre): Run TODO_rebuild_alias before PRE.
16443 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
16444 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
16445 (mark_all_v_defs_stmt): Remove.
16446 (mark_all_v_defs_seq): Adjust.
16447 (sra_replace): Likewise.
16448 (scalarize_use): Likewise.
16449 (scalarize_copy): Likewise.
16450 (scalarize_init): Likewise.
16451 (scalarize_ldst): Likewise.
16452 (todoflags): Remove.
16453 (tree_sra): Do not rebuild alias info.
16454 (tree_sra_early): Adjust.
16455 (pass_sra): Run TODO_update_address_taken before SRA.
16456 * tree-predcom.c (set_alias_info): Remove.
16457 (prepare_initializers_chain): Do not call it.
16458 (mark_virtual_ops_for_renaming): Adjust.
16459 (mark_virtual_ops_for_renaming_list): Remove.
16460 (initialize_root_vars): Adjust.
16461 (initialize_root_vars_lm): Likewise.
16462 (prepare_initializers_chain): Likewise.
16463 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
16464 (may_propagate_copy_into_stmt): Likewise.
16465 (merge_alias_info): Do nothing for now.
16466 (propagate_tree_value_into_stmt): Adjust.
16467 (stmt_may_generate_copy): Likewise.
16468 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
16469 not mark symbols for renaming.
16470 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
16471 with the same statement, make sure to update the new pointed-to one.
16472 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
16473 call statements, do not mark symbols for renaming.
16474 (mark_operand_necessary): Dump something.
16475 (ref_may_be_aliased): New function.
16476 (mark_aliased_reaching_defs_necessary_1): New helper function.
16477 (mark_aliased_reaching_defs_necessary): Likewise.
16478 (mark_all_reaching_defs_necessary_1): Likewise.
16479 (mark_all_reaching_defs_necessary): Likewise.
16480 (propagate_necessity): Do not process virtual PHIs. For
16481 non-aliased loads mark all reaching definitions as necessary.
16482 For aliased loads and stores mark the immediate dominating
16483 aliased clobbers as necessary.
16484 (visited): New global static.
16485 (perform_tree_ssa_dce): Free visited bitmap after propagating
16487 (remove_dead_phis): Perform simple dead virtual PHI removal.
16488 (remove_dead_stmt): Properly unlink virtual operands when
16490 (eliminate_unnecessary_stmts): Schedule PHI removal after
16492 * tree-ssa-ter.c (is_replaceable_p): Adjust.
16493 (process_replaceable): Likewise.
16494 (find_replaceable_in_bb): Likewise.
16495 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
16496 based on the single gimple vop.
16497 (verify_flow_insensitive_alias_info): Remove.
16498 (verify_flow_sensitive_alias_info): Likewise.
16499 (verify_call_clobbering): Likewise.
16500 (verify_memory_partitions): Likewise.
16501 (verify_alias_info): Likewise.
16502 (verify_ssa): Adjust..
16503 (execute_update_addresses_taken): Export. Update SSA
16504 manually. Optimize only when optimizing. Use a local bitmap.
16505 (pass_update_address_taken): Remove TODO_update_ssa, add
16507 (pass_update_address_taken): Just use TODO_update_address_taken.
16508 (init_tree_ssa): Do not initialize addressable_vars.
16509 (verify_ssa): Verify new VUSE / VDEF properties.
16510 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
16511 Do not call verify_alias_info.
16512 (delete_tree_ssa): Clear the VUSE, VDEF operands.
16513 Do not free the loaded and stored syms bitmaps. Reset the escaped
16514 and callused solutions. Do not free addressable_vars.
16515 Remove memory-tag related code.
16516 (warn_uninitialized_var): Aliases are always available.
16517 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
16518 * lambda-code.c (can_put_in_inner_loop): Adjust.
16519 (can_put_after_inner_loop): Likewise.
16520 (perfect_nestify): Likewise.
16521 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
16522 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
16523 (vectorizable_conversion): Do not mark symbols for renaming.
16524 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
16525 (expand_call_inline): Unlink the calls virtual operands before
16527 (tree_function_versioning): Do not call update_ssa if we are not
16528 updating clones. Simplify.
16529 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
16530 (propagate_with_phi): Likewise..
16531 * tree-outof-ssa.c (create_temp): Remove memory tag and call
16532 clobber code. Assert we are not aliased or global.
16533 * tree-flow.h: Include tree-ssa-alias.h
16534 (enum escape_type): Remove.
16535 (struct mem_sym_stats_d): Likewise.
16536 (struct mem_ref_stats_d): Likewise.
16537 (struct gimple_df): Add vop member. Remove global_var,
16538 call_clobbered_vars, call_used_vars, addressable_vars,
16539 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
16540 escaped and callused members.
16541 (struct ptr_info_def): Remove all members, add points-to solution
16543 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
16544 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
16545 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
16546 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
16547 (tree-ssa-alias.o): Likewise.
16548 (toplev.o): Add tree-ssa-alias.h
16549 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
16550 * gimple.c (gimple_set_bb): Fix off-by-one error.
16551 (is_gimple_reg): Do not handle memory tags.
16552 (gimple_copy): Also copy virtual operands.
16553 Delay updating the statement. Do not reset loaded and stored syms.
16554 (gimple_set_stored_syms): Remove.
16555 (gimple_set_loaded_syms): Likewise.
16556 (gimple_call_copy_skip_args): Copy the virtual operands
16557 and mark the new statement modified.
16558 * tree-ssa-structalias.c (may_alias_p): Remove.
16559 (set_uids_in_ptset): Take the alias set to prune with as
16560 parameter. Fold in the alias test of may_alias_p.
16561 (compute_points_to_sets): Compute whether a ptr is dereferenced
16562 in a local sbitmap.
16563 (process_constraint): Deal with &ANYTHING on the lhs, reject all
16564 other ADDRESSOF constraints on the lhs.
16565 (get_constraint_for_component_ref): Assert that we don't get
16566 ADDRESSOF constraints from the base of the reference.
16567 Properly generate UNKNOWN_OFFSET for DEREF if needed.
16568 (struct variable_info): Remove collapsed_to member.
16569 (get_varinfo_fc): Remove.
16570 (new_var_info): Do not set collapsed_to.
16571 (dump_constraint): Do not follow cycles.
16572 (dump_constraint_graph): Likewise.
16573 (build_pred_graph): Likewise.
16574 (build_succ_graph): Likewise.
16575 (rewrite_constraints): Likewise.
16576 (do_simple_structure_copy): Remove.
16577 (do_rhs_deref_structure_copy): Remove.
16578 (do_lhs_deref_structure_copy): Remove.
16579 (collapse_rest_of_var): Remove.
16580 (do_structure_copy): Re-implement.
16581 (pta_stats): New global variable.
16582 (dump_pta_stats): New function.
16583 (struct constraint_expr): Make offset signed.
16584 (UNKNOWN_OFFSET): Define special value.
16585 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
16586 (solution_set_expand): New helper function split out from ...
16587 (do_sd_constraint): ... here.
16588 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
16589 (do_ds_constraint): Likewise.
16590 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
16591 and CALLUSED = *CALLUSED.
16592 (set_union_with_increment): Make inc argument signed.
16593 (type_safe): Remove.
16594 (get_constraint_for_ptr_offset): Handle unknown and negative
16596 (first_vi_for_offset): Handle offsets before start. Bail
16597 out early for offsets beyond the variable extent.
16598 (first_or_preceding_vi_for_offset): New function.
16599 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
16600 Together with ESCAPED = *ESCAPED this properly computes reachability.
16601 (find_what_var_points_to): New function.
16602 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
16603 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
16604 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
16605 pt_solutions_intersect): New functions.
16606 (compute_call_used_vars): Remove.
16607 (compute_may_aliases): New main entry into PTA computation.
16608 * gimple.h (gimple_p): New typedef.
16609 (struct gimple_statement_base): Remove references_memory_p.
16610 (struct gimple_statement_with_memory_ops_base): Remove
16611 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
16613 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
16614 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
16615 gimple_set_references_memory): Remove.
16616 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
16617 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
16619 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
16620 (verify_expr): Allow RESULT_DECL.
16621 (gimple_duplicate_bb): Do not copy virtual operands.
16622 (gimple_duplicate_sese_region): Adjust.
16623 (gimple_duplicate_sese_tail): Likewise.
16624 (mark_virtual_ops_in_region): Remove.
16625 (move_sese_region_to_fn): Do not call it.
16626 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
16627 and pass_simple_dse.
16628 (execute_function_todo): Handle TODO_update_address_taken,
16629 call execute_update_addresses_taken for TODO_rebuild_alias.
16630 (execute_todo): Adjust.
16631 (execute_one_pass): Init dump files early.
16632 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
16634 (create_general_new_stmt): Clear vops.
16635 * tree-ssa-reassoc.c (get_rank): Adjust.
16636 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
16637 symbols for renaming.
16638 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
16639 (PARAM_AVG_ALIASED_VOPS): Likewise.
16640 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
16641 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
16642 * tree-ssa-operands.c: Simplify for new virtual operand representation.
16643 (operand_build_cmp, copy_virtual_operands,
16644 create_ssa_artificial_load_stmt, add_to_addressable_set,
16645 gimple_add_to_addresses_taken): Remove public functions.
16646 (unlink_stmt_vdef): New function.
16648 2009-04-03 Alan Modra <amodra@bigpond.net.au>
16650 * config.gcc (powerpc-*-linux*): Merge variants.
16652 2009-04-02 Chao-ying Fu <fu@mips.com>
16653 James Grosbach <james.grosbach@microchip.com>
16655 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
16656 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
16658 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
16659 keep_interrupts_masked_p, use_debug_exception_return_p.
16660 (mips_attribute_table): Add interrupt, use_shadow_register_set,
16661 keep_interrupts_masked, use_debug_exception_return.
16662 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
16663 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
16665 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
16666 (mips_print_operand): Process COP0 registers to print $0 .. $31
16667 correctly for GAS to process.
16668 (mips_interrupt_extra_call_saved_reg_p): New function.
16669 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
16671 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
16672 (mips_compute_frame_info): Add supports for interrupt context that
16673 includes doubleword accumulators and COP0 registers.
16674 (mips_for_each_saved_acc): New function.
16675 (mips_for_each_saved_gpr_and_fpr): Change the function name from
16676 mips_for_each_saved_reg.
16677 (mips_save_reg): Save accumulators.
16678 (mips_kernel_reg_p): A new for_each_rtx callback.
16679 (mips_expand_prologue): Support interrupt handlers.
16680 (mips_restore_reg): Restore accumulators.
16681 (mips_expand_epilogue): Support interrupt handlers.
16682 (mips_can_use_return_insn): Return false for interrupt handlers.
16683 (mips_epilogue_uses): New function.
16684 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
16685 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
16686 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
16687 cop0_move): New instructions.
16688 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
16689 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
16691 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
16693 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
16694 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
16695 interrupt handlers, we use K0 as the temporary register.
16696 (EPILOGUE_USES): Change to a function call.
16697 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
16698 handlers, we use K0 as the temporary register.
16700 * doc/extend.texi (Function Attributes): Document interrupt,
16701 use_shadow_register_set, keep_interrupts_masked,
16702 use_debug_exception_return for MIPS attributes.
16704 2009-04-03 Alan Modra <amodra@bigpond.net.au>
16706 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
16707 Remove a number of t-files from tmake_file.
16708 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
16709 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
16710 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
16711 target_prototype, not TARGET_PROTOTYPE.
16712 (LINK_OS_GNU_SPEC): Define.
16713 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
16714 and darwin-ldoubdle.c.
16716 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
16719 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
16720 (cpp_options): Ditto.
16721 (default_compilers): Ditto.
16722 (display_help): Ditto.
16723 (process_command): Ditto.
16724 (do_spec_1): Ditto.
16725 (set_input): Use lbasename instead of duplicate code.
16726 (save_temps_prefix): New static for -save-temps=obj.
16727 (save_temps_length): Ditto.
16729 * doc/invoke.texi (-save-temps=obj): Document new variant to
16730 -save-temps switch.
16732 2009-04-02 Jeff Law <law@redhat.com>
16734 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
16737 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
16739 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
16740 * configure: Regenerated.
16742 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16744 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
16745 share the argument list.
16747 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16751 2009-02-12 Diego Novillo <dnovillo@google.com>
16753 * varpool.c (debug_varpool): New.
16754 * cgraph.h (debug_varpool): Declare.
16756 2009-04-02 Jan Hubicka <jh@suse.cz>
16758 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
16761 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
16763 * config/i386/i386.c (ix86_abi): Move initialization to ...
16764 (override_options): Here.
16766 2009-04-02 Christian Bruel <christian.bruel@st.com>
16768 * config/sh/sh.c (sh_dwarf_register_span): New function.
16769 (TARGET_DWARF_REGISTER_SPAN): Define.
16770 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
16772 2009-04-02 Ira Rosen <irar@il.ibm.com>
16774 PR tree-optimization/39595
16775 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
16776 interleaved loads group is not greater than the SLP group size.
16778 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16780 * builtins.c (is_builtin_name): New.
16781 (called_as_built_in): Use is_builtin_name.
16782 * tree.h (is_builtin_name): New.
16783 * varasm.c (incorporeal_function_p): Use is_builtin_name
16785 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
16787 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
16789 2009-04-02 Dodji Seketeli <dodji@redhat.com>
16792 * c-decl.c (clone_underlying_type): Move this ...
16793 * c-common.c (set_underlying_type): ... here.
16794 Also, make sure the function properly sets TYPE_STUB_DECL() on
16795 the newly created typedef variant type.
16796 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
16797 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
16800 2009-04-02 Richard Guenther <rguenther@suse.de>
16802 PR tree-optimization/37221
16803 * tree-flow.h (degenerate_phi_result): Declare.
16804 * tree-ssa-dom.c (degenerate_phi_result): Export.
16805 * tree-scalar-evolution.c (analyze_initial_condition): If
16806 the initial condition is defined by a degenerate PHI node
16807 use the degenerate value.
16809 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
16811 PR rtl-optimization/39588
16812 * combine.c (merge_outer_ops): Do not set the constant when this
16814 (simplify_shift_const_1): Do not modify it either in this case.
16816 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
16818 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
16819 tuning is deprecated if -mtune value is set to an Itanium1 variant.
16821 2009-04-01 Janis Johnson <janis187@us.ibm.com>
16824 * c-lex.c (interpret_float): Default (no suffix) is double.
16826 2009-04-1 Xinliang David Li <davidxl@google.com>
16828 * config/i386/i386.c (legitimate_constant_p): Recognize
16829 all one vector constant.
16831 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16833 * config/vax/vax.c: Add #includes to silence warnings.
16834 Change #include order to silence two warnings.
16836 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16838 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
16839 (ASM_SPEC): Pass -k to the assembler for PIC code.
16841 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16843 * config.gcc: Add vax-*-linux* to the switch.
16844 * config/vax/linux.h: New file. (TARGET_VERSION,
16845 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
16847 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16849 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
16850 Use predicate macros instead of GET_CODE() == foo.
16851 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
16852 ashlsi3, rotrsi3, <unnamed>): Likewise.
16854 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16856 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
16857 jbbccihi, jbbccisi): Remova trailing whitespace.
16858 * config/vax/constraints.md: Likewise.
16859 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
16860 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
16861 * config/vax/predicates.md: Likewise.
16862 * config/vax/vax.c (print_operand_address, vax_output_int_move,
16863 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
16864 * config/vax/vax.h: Likewise.
16865 * config/vax/vax.md (nonlocal_goto): Likewise.
16867 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16869 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
16870 (indirectable_address_p, adjacent_operands_p): Add spaces around
16872 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
16874 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16876 * config/vax/vax.c (legitimate_constant_address_p,
16877 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
16878 index_term_p, reg_plus_index_p, legitimate_address_p,
16879 vax_mode_dependent_address_p): Update comments to match functions
16880 modified by the recent int->bool conversion.
16882 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16884 * config/vax/builtins.md: Update copyright message.
16885 * config/vax/constraints.md: Likewise.
16886 * config/vax/netbsd-elf.h: Likewise.
16887 * config/vax/predicates.md: Likewise.
16888 * config/vax/vax-protos.h: Likewise.
16889 * config/vax/vax.c: Likewise.
16890 * config/vax/vax.h: Likewise.
16891 * config/vax/vax.md: Likewise.
16892 * config/vax/vax.opt: Likewise.
16894 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16896 * config/vax/builtins.md (ffssi2, ffssi2_internal,
16897 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
16898 * config/vax/constraints.md (B, R): Likewise.
16899 * config/vax/predicates.md (external_memory_operand,
16900 nonimmediate_addsub_di_operand): Likewise.
16901 * config/vax/vax.c (vax_output_int_add): Likewise.
16902 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
16903 untyped_call): Likewise.
16905 2009-04-01 Matt Thomas <matt@3am-software.com>
16907 * config/vax/predicates.md: New file.
16908 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
16909 external_const_operand, nonsymbolic_operand, external_memory_operand,
16910 indirect_memory_operand, indexed_memory_operand,
16911 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
16912 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
16914 * config/vax/constraints.md: New file.
16915 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
16917 * config/vax/builtins.md: New file.
16918 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
16919 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
16921 * config/vax/vax.opt (mqmath): Add option.
16922 * config/vax/vax.md (isfx): Extend with DI.
16923 (VAXintQH, VAXintQHSD): Define.
16924 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
16925 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
16926 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
16927 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
16928 (movdi): Update constraints and use vax_output_int_move().
16929 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
16930 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
16931 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
16932 nonlocal_goto): New.
16933 (mov<mode>): Extend accepted operand types.
16934 (subdi3_old): Rename from subdi3, change update constraints and use
16935 a new implementation.
16936 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
16937 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
16938 MOVE_RATIO, CLEAR_RATIO): Define.
16939 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
16940 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
16941 (PRINT_OPERAND): Redefine using a function instead of inlined code.
16942 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
16943 (split_quadword_operands): Make static and really allow variable
16945 (print_operand_address): Update for PIC generation.
16946 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
16947 indexable_address_p, fixup_mathdi_operand,
16948 vax_expand_addsub_di_operands, adjacent_operands_p): New.
16949 (vax_float_literal, legitimate_constant_p,
16950 indirectable_constant_address_p, index_term_p,
16951 reg_plus_index_p): Return bool instead of int.
16952 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
16954 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
16956 (vax_output_conditional_branch): Indent.
16957 (legitimate_constant_address_p, indirectable_constant_address_p,
16958 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
16959 vax_mode_dependent_address_p): Return bool instead of int, update for
16961 * config/vax/vax-protos.h (legitimate_constant_address_p,
16962 legitimate_constant_p, legitimate_address_p,
16963 vax_mode_dependent_address_p): Change declaration to bool.
16964 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
16965 vax_expand_addsub_di_operands, vax_output_int_subtract,
16966 vax_output_movmemsi): Declare.
16967 (split_quadword_operands, vax_float_literal): Delete declaration.
16968 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
16969 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
16970 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
16971 ASM_OUTPUT_DWARF_PCREL): Define.
16972 (ASM_SPEC): Change definition to allow PIC generation.
16974 2009-04-01 Steve Ellcey <sje@cup.hp.com>
16976 * doc/sourcebuild.texi: Update front-end requirements.
16978 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16981 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
16982 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
16983 (booldi3_internal3): Use boolean_or_operator instead of
16986 2009-04-01 Joseph Myers <joseph@codesourcery.com>
16989 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
16990 declarator whose size is not an integer constant expression but
16991 folds to an integer constant, then treat it as a constant
16994 2009-04-01 Richard Guenther <rguenther@suse.de>
16996 * fold-const.c (fold_plusminus_mult_expr): Do not fold
16997 i * 4 + 2 to (i * 2 + 1) * 2.
16999 2009-04-01 Jakub Jelinek <jakub@redhat.com>
17002 * c-parser.c (c_parser_asm_statement): Skip until close paren and
17003 return if c_parser_asm_string_literal returned NULL.
17005 2009-04-01 Nick Clifton <nickc@redhat.com>
17007 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
17009 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
17010 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
17011 other typedefs to avoid conflicts with libgcc2.c. Define labels
17012 to gain 16-bit bit-manipulation functions from libgcc2.c and then
17014 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
17015 to gain 16-bit trapping arithmetic functions from libgcc2.c and
17018 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
17020 * varasm.c (default_function_rodata_section): Declare DOT as
17023 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
17024 Andrey Galkin <agalkin@hypercom.com>
17027 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
17028 Make object_name unique for each process.
17030 2009-04-01 Jakub Jelinek <jakub@redhat.com>
17033 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
17034 addressable variables in the parallel that could go out of scope while
17035 running queued tasks.
17037 2009-04-01 Anatoly Sokolov <aesok@post.ru>
17039 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
17040 (CASE_VALUES_THRESHOLD): Redefine.
17041 * config/avr/avr.c (avr_override_options): Remove initialization of
17042 avr_case_values_threshold variable.
17043 (avr_case_values_threshold): Remove variable. Add new function.
17044 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
17045 * config/avr/avr.opt (mno-tablejump): Remove option.
17046 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
17048 2009-04-01 DJ Delorie <dj@redhat.com>
17050 * varasm.c (default_function_rodata_section): Don't assume
17051 anything about where the first '.' in the section name is.
17053 2009-04-01 Alan Modra <amodra@bigpond.net.au>
17055 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
17056 rs6000_emit_stack_tie.
17058 2009-03-31 Ian Lance Taylor <iant@google.com>
17060 * tree-eh.c (tree_remove_unreachable_handlers): Compare
17061 gimple_code with GIMPLE_RESX, not RESX.
17063 2009-03-31 Joseph Myers <joseph@codesourcery.com>
17065 * c-common.c (c_get_ident): New.
17066 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
17068 2009-04-01 Ben Elliston <bje@au.ibm.com>
17070 * config/rs6000/sysv4.opt (msdata): Improve option description.
17072 2009-03-31 Steve Ellcey <sje@cup.hp.com>
17074 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
17075 (divdf3_internal_lat): Remove.
17076 (divxf3_internal_lat): Remove.
17077 (divxf3_internal_thr): Remove.
17078 (divxf): Use divxf3_internal.
17079 * config/ia64/div.md (divsf3_internal_lat): New.
17080 (divdf3_internal_lat): New.
17081 (divxf3_internal): New.
17083 2009-03-31 Joseph Myers <joseph@codesourcery.com>
17086 * Makefile.in (USE_GCC_STDINT): Define.
17087 (stmp-int-hdrs): Install stdint.h if applicable.
17088 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
17090 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
17091 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
17092 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
17093 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
17094 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
17095 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
17096 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
17097 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
17098 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
17099 (c_common_nodes_and_builtins): Initialize
17100 underlying_wchar_type_node. Do not initialize
17101 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
17102 nodes for new types.
17103 (c_stddef_cpp_builtins): Define macros for new types.
17104 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
17106 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
17107 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
17108 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
17109 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
17110 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
17111 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
17112 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
17113 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
17114 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
17115 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
17116 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
17117 int16_type_node, int32_type_node, int64_type_node,
17118 uint8_type_node, uint16_type_node, c_uint32_type_node,
17119 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
17120 int_least32_type_node, int_least64_type_node,
17121 uint_least8_type_node, uint_least16_type_node,
17122 uint_least32_type_node, uint_least64_type_node,
17123 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
17124 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
17125 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
17126 uintptr_type_node): Define.
17127 * c-cppbuiltin.c (builtin_define_constants,
17128 builtin_define_type_minmax): New.
17129 (builtin_define_stdint_macros): Define more macros.
17130 (c_cpp_builtins): Define more limit macros.
17131 (type_suffix): New.
17132 (builtin_define_type_max): Define in terms of
17133 builtin_define_type_minmax. Remove is_long parameter. All
17135 * config.gcc (use_gcc_stdint): Define.
17136 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
17137 Add newlib-stdint.h for generic targets.
17138 * config/glibc-stdint.h, config/newlib-stdint.h,
17139 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
17140 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
17141 * config/score/score.h (UINTPTR_TYPE): Define.
17142 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
17143 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
17144 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
17145 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
17146 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
17147 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
17148 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
17149 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
17150 * config/spu/spu.h (STDINT_LONG32): Define.
17151 * configure.ac (use_gcc_stdint): Substitute.
17152 * configure: Regenerate.
17153 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
17154 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
17155 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
17156 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
17157 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
17158 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
17159 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
17160 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
17161 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
17162 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
17163 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
17164 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
17165 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
17166 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
17167 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
17168 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
17169 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
17170 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
17171 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
17172 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
17173 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
17174 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
17175 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
17176 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
17177 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
17178 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
17179 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
17180 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
17181 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
17183 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
17185 * loop-iv.c (suitable_set_for_replacement): Renamed from
17186 simplify_using_assignment; changed to return bool and to accept new
17187 args DEST and SRC. Return true iff we find a source/destination pair
17188 that can be used to make a replacement, and fill SRC and DEST if so.
17189 Remove arg ALTERED. Don't deal with altered regs here. All callers
17191 (simplify_using_initial_values): Deal with altered regs here and track
17192 more precisely the effect they have on the validity of our expression.
17194 * loop-iv.c (simplify_using_condition): A condition of the form
17195 (EQ REG CONST) can be used to simply make a substitution.
17196 (simplify_using_initial_values): Keep track of conditions we have seen
17197 and keep using them to simplify new expressions, while applying the
17198 same substitutions to them as to the expression.
17200 * simplify-rtx.c (simplify_relational_operation_1): Simplify
17201 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
17204 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
17205 changed. Use this when trying to improve the upper bound.
17206 Generate the comparison by using simplify_gen_relational.
17208 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
17210 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
17212 (simplify_using_assignment, simplify_using_initial_values): Call
17213 replace_in_expr to make replacements. Call replace_single_def_regs
17214 once on the initial version of the expression.
17216 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17219 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
17221 2009-03-31 Richard Guenther <rguenther@suse.de>
17223 PR middle-end/31029
17224 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
17225 equality comparisons. Fold C - X CMP X if C % 2 == 1.
17227 2009-03-31 Richard Guenther <rguenther@suse.de>
17229 * tree.h (div_if_zero_remainder): Declare.
17230 * fold-const.c (div_if_zero_remainder): Export.
17231 * tree-ssa-forwprop.c
17232 (forward_propagate_addr_into_variable_array_index): Handle
17233 constant array index addition outside of the variable index.
17235 2009-03-31 Joseph Myers <joseph@codesourcery.com>
17238 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
17239 define_splits, floatunssi<mode>2): Require x87 conversions from
17240 DImode to be permitted.
17242 2009-03-31 Joseph Myers <joseph@codesourcery.com>
17244 PR preprocessor/15638
17245 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
17247 2009-03-31 Richard Guenther <rguenther@suse.de>
17249 PR middle-end/23401
17250 PR middle-end/27810
17251 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
17252 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
17253 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
17254 a separate statement.
17255 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
17256 (lookup_tmp_var): Likewise.
17257 (is_gimple_formal_tmp_or_call_rhs): Remove.
17258 (is_gimple_reg_or_call_rhs): Rename to ...
17259 (is_gimple_reg_rhs_or_call): ... this.
17260 (is_gimple_mem_or_call_rhs): Rename to ...
17261 (is_gimple_mem_rhs_or_call): ... this.
17262 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
17263 DECL_GIMPLE_REG_P only if is_formal is true.
17264 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
17265 for non-proper post-modify expression gimplification.
17266 (gimplify_self_mod_expr): For post-modify expressions gimplify
17267 the lvalue to a minimal lvalue.
17268 (rhs_predicate_for): Remove formal temp case.
17269 (gimplify_modify_expr_rhs): Likewise.
17270 (gimplify_addr_expr): Use is_gimple_reg.
17271 (gimplify_expr): Remove formal temp cases.
17272 (gimple_regimplify_operands): Likewise.
17273 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
17274 and FILTER_EXPR like constants.
17275 * gimple.c (walk_gimple_op): Fix val_only initialization, use
17277 (is_gimple_formal_tmp_rhs): Remove.
17278 (is_gimple_reg_rhs): Remove special casing.
17279 (is_gimple_mem_rhs): Fix.
17280 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
17281 (is_gimple_formal_tmp_var): Remove.
17282 (is_gimple_formal_tmp_reg): Likewise.
17283 (is_gimple_min_lval): Allow invariant component ref parts.
17284 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
17285 is_gimple_formal_tmp_reg): Remove declarations.
17286 * tree-cfg.c (verify_expr): Verify that variables with address
17287 taken do not have DECL_GIMPLE_REG_P set.
17288 * tree-mudflap.c (mf_build_check_statement_for): Use
17289 force_gimple_operand instead of gimplify_expr.
17291 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
17293 * modulo-sched.c (sms_schedule_by_order): Pass the actual
17294 schedulable rows to compute_split_row.
17296 2009-03-31 Ben Elliston <bje@au.ibm.com>
17299 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
17302 2009-03-31 Alan Modra <amodra@bigpond.net.au>
17304 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
17305 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
17306 * configure: Regenerate.
17307 * config.in: Regenerate.
17308 * config/rs6000/rs6000.opt (mtls-markers): Add.
17309 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
17310 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
17311 (tls_ld_aix, tls_ld_sysv): Likewise.
17312 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
17313 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
17315 2009-03-31 Alan Modra <amodra@bigpond.net.au>
17317 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
17319 2009-03-30 Jan Hubicka <jh@suse.cz>
17321 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
17323 (tree_remove_unreachable_handlers): Cleanup EH predecestor
17324 detection and label handling.
17326 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
17328 * ira-int.h (ira_allocno): Rename left_conflicts_num to
17329 left_conflicts_size.
17330 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
17331 ALLOCNO_LEFT_CONFLICTS_SIZE.
17333 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
17334 remove_allocno_from_bucket_and_push,
17335 allocno_spill_priority_compare, push_allocnos_to_stack,
17336 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
17337 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
17338 (setup_allocno_left_conflicts_num): Ditto. Rename to
17339 setup_allocno_left_conflicts_size.
17340 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
17341 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
17342 setup_allocno_left_conflicts_size instead of
17343 setup_allocno_left_conflicts_num.
17345 * ira-build.c (ira_create_allocno): Use
17346 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
17347 ALLOCNO_LEFT_CONFLICTS_NUM.
17349 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
17351 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
17352 instead of DF_LR_OUT.
17354 * ira-lives.c (process_bb_node_lives): Ditto.
17356 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
17357 instead of DF_LR_{OUT,IN}.
17359 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
17361 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
17363 2009-03-30 Jan Hubicka <jh@suse.cz>
17365 * except.c (label_to_region_map): Fix thinko.
17367 2009-03-30 Steve Ellcey <sje@cup.hp.com>
17369 PR middle-end/38237
17370 * tree.h (tree_find_value): New declaration.
17371 * tree.c (tree_find_value): New function.
17372 * varasm.c (assemble_external): Avoid duplicate entries on lists.
17374 2009-03-30 Jakub Jelinek <jakub@redhat.com>
17377 * c-decl.c (struct c_binding): Add locus field.
17378 (bind): Add locus argument, set locus field from it.
17379 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
17380 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
17381 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
17382 implicitly_declare, undeclared_variable, lookup_label,
17383 declare_label, c_make_fname_decl, c_builtin_function,
17384 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
17387 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
17390 * config/i386/i386.c (classify_argument): Check total size of
17393 2009-03-30 Martin Jambor <mjambor@suse.cz>
17395 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
17396 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
17397 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
17400 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
17401 seen_variable_array_ref while also traversing a union.
17403 * tree-inline.c (optimize_inline_calls): Do not call
17404 cgraph_node_remove_callees.
17405 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
17406 (pass_remove_cgraph_callee_edges): New variable.
17407 * passes.c (init_optimization_passes): Add
17408 pass_remove_cgraph_callee_edges after early inlining and before all
17409 late intraprocedural passes.
17411 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
17413 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17415 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
17416 Fix typos in names.
17418 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17420 * combine.c (simplify_comparison): Use have_insn_for.
17421 * dojump.c (do_jump): Likewise.
17423 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17425 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
17426 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
17427 sparc_compare_op0 like sparc_compare_emitted used to be handled.
17428 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
17429 instead of sparc_compare_emitted.
17430 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
17431 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
17432 instead of sparc_compare_emitted.
17434 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17436 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
17437 enter/exit cfglayout mode.
17438 (pass_partition_block): Require it.
17439 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
17440 (combine_instructions): Track basic blocks instead of labels.
17441 (update_cfg_for_uncondjump): New.
17442 (try_combine): Use it. Update jumps after rescanning.
17443 (pass_combine): Require PROP_cfglayout.
17444 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
17446 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17448 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
17449 Provide/destroy PROP_cfglayout respectively.
17450 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
17451 * tree-pass.h (PROP_cfglayout): New.
17453 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17455 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
17456 fold_convert_const_fixed_from_fixed,
17457 fold_convert_const_fixed_from_int,
17458 fold_convert_const_fixed_from_real, fold_negate_const): Do not
17459 set TREE_CONSTANT_OVERFLOW.
17460 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
17461 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
17463 2009-03-30 Ira Rosen <irar@il.ibm.com>
17465 * tree-vect-loop-manip.c: New file.
17466 * tree-vectorizer.c: Update documentation and included files.
17467 (vect_loop_location): Make extern.
17468 (rename_use_op): Move to tree-vect-loop-manip.c
17469 (rename_variables_in_bb, rename_variables_in_loop,
17470 slpeel_update_phis_for_duplicate_loop,
17471 slpeel_update_phi_nodes_for_guard1,
17472 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
17473 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
17474 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
17475 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
17476 find_loop_location): Likewise.
17477 (new_stmt_vec_info): Move to tree-vect-stmts.c.
17478 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
17479 get_vectype_for_scalar_type, vect_is_simple_use,
17480 supportable_widening_operation, supportable_narrowing_operation):
17482 (bb_in_loop_p): Move to tree-vect-loop.c.
17483 (new_loop_vec_info, destroy_loop_vec_info,
17484 reduction_code_for_scalar_code, report_vect_op,
17485 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
17486 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
17487 (vect_supportable_dr_alignment): Likewise.
17488 * tree-vectorizer.h (tree-data-ref.h): Include.
17489 (vect_loop_location): Declare.
17490 Reorganize function declarations according to the new file structure.
17491 * tree-vect-loop.c: New file.
17492 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
17493 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
17494 * tree-vect-data-refs.c: New file.
17495 * tree-vect-patterns.c (timevar.h): Don't include.
17496 * tree-vect-stmts.c: New file.
17497 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
17498 tree-vect-slp.c, tree-vect-loop.c.
17499 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
17500 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
17501 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
17502 (tree-vect-analyze.o): Remove.
17503 (tree-vect-transform.o): Likewise.
17504 (tree-vect-data-refs.o): Add rule.
17505 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
17506 tree-vect-slp.o): Likewise.
17507 (tree-vect-patterns.o): Remove redundant dependencies.
17508 (tree-vectorizer.o): Likewise.
17509 * tree-vect-slp.c: New file.
17511 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17513 * optc-gen.awk: Warn if an option flag has multiple different
17516 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
17518 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
17519 -floop-block): Document dependences on PPL, CLooG and Graphite.
17521 2009-03-30 Joseph Myers <joseph@codesourcery.com>
17523 PR rtl-optimization/323
17524 * c-common.c (c_fully_fold, convert_and_check,
17525 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
17526 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
17527 * c-common.def (EXCESS_PRECISION_EXPR): New.
17528 * c-cppbuiltin.c (builtin_define_float_constants): Define
17529 constants with enough digits for long double.
17530 * c-lex.c (interpret_float): Interpret constant with excess
17531 precision where appropriate.
17532 * c-opts.c (c_common_post_options): Set
17533 flag_excess_precision_cmdline. Give an error for
17534 -fexcess-precision=standard for C++ for processors where the
17535 option is significant.
17536 * c-parser.c (c_parser_conditional_expression): Handle excess
17537 precision in condition.
17538 * c-typeck.c (convert_arguments): Handle arguments with excess
17540 (build_unary_op): Move excess precision outside operation.
17541 (build_conditional_expr): Likewise.
17542 (build_compound_expr): Likewise.
17543 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
17544 (build_modify_expr): Handle excess precision in RHS.
17545 (convert_for_assignment): Handle excess precision in converted
17547 (digest_init, output_init_element, process_init_element): Handle
17548 excess precision in initializer.
17549 (c_finish_return): Handle excess precision in return value.
17550 (build_binary_op): Handle excess precision in operands and add
17551 excess precision as needed for operation.
17552 * common.opt (-fexcess-precision=): New option.
17553 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
17554 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
17555 For standard excess precision, output explicit conversion to and
17556 truncation from XFmode.
17557 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
17558 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
17559 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
17560 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
17561 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
17562 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
17563 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
17564 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
17565 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
17566 define_splits, sqrt<mode>2): Disable where appropriate for
17567 standard excess precision.
17568 * convert.c (convert_to_real): Do not shorten arithmetic to type
17569 for which excess precision would be used.
17570 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
17571 * doc/invoke.texi (-fexcess-precision=): Document option.
17572 (-mfpmath=): Correct index entry.
17573 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
17574 flag_excess_precision): New.
17575 * langhooks.c (lhd_post_options): Set
17576 flag_excess_precision_cmdline.
17577 * opts.c (common_handle_option): Handle -fexcess-precision=.
17578 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
17579 init_excess_precision): New.
17580 (lang_dependent_init_target): Call init_excess_precision.
17581 * tree.c (excess_precision_type): New.
17582 * tree.h (excess_precision_type): Declare.
17584 2009-03-30 Joseph Myers <joseph@codesourcery.com>
17587 * c-typeck.c (build_component_ref): Do not copy qualifiers from
17588 non-lvalue to component.
17590 2009-03-29 Joseph Myers <joseph@codesourcery.com>
17592 PR preprocessor/34695
17593 * Makefile.in (c-opts.o): Depend on c-tree.h.
17594 * c-common.c: Move down include of diagnostic.h.
17595 (done_lexing, c_cpp_error): New.
17596 * c-common.h (done_lexing): Declare.
17597 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
17599 * c-opts.c: Include c-tree.h.
17600 (c_common_init_options): Set preprocessor error callback.
17601 (c_common_handle_option): Do not set preprocessor
17602 inhibit_warnings, warnings_are_errors, warn_system_headers,
17603 pedantic_errors or inhibit_warnings flags.
17604 (c_common_post_options): Do not check cpp_errors (parse_in).
17605 (c_common_finish): Do not output dependencies if there were
17606 errors. Do not check return value of cpp_finish.
17607 * c-ppoutput.c (pp_file_change): Set input_location.
17608 * c-tree.h (c_cpp_error): Declare.
17609 * diagnostic.c (diagnostic_set_info_translated): Also initialize
17611 (diagnostic_build_prefix): Check override_column.
17612 * diagnostic.h (diagnostic_info): Add override_column field.
17613 (diagnostic_override_column): Define.
17615 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
17617 * c-common.c (c_expand_expr, c_staticp): Remove.
17618 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
17619 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
17620 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
17621 * c-gimplify.c (gimplify_compound_literal_expr,
17622 optimize_compound_literals_in_ctor): Remove.
17623 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
17624 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
17625 * c-semantics.c (emit_local_var): Remove.
17627 * langhooks-def.h (lhd_expand_expr): Remove.
17628 * langhooks.c (lhd_expand_expr): Remove.
17629 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
17631 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
17632 handling from c-semantics.c; don't call into langhook.
17633 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
17634 * gimplify.c (gimplify_compound_literal_expr,
17635 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
17636 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
17637 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
17638 as was done in c-gimplify.c.
17639 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
17640 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
17641 Move from c-common.h.
17642 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
17644 * tree.c (staticp): Do not call langhook.
17645 * langhooks.c (lhd_staticp): Delete.
17646 * langhooks-def.h (lhd_staticp): Delete prototype.
17647 (LANG_HOOKS_STATICP): Delete.
17648 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
17650 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
17651 instead of DECL_STMTs.
17653 2009-03-29 Joseph Myers <joseph@codesourcery.com>
17661 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
17663 (fold_call_expr): Return a NOP_EXPR from folding rather than the
17664 contained expression.
17665 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
17666 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
17667 conditional expressions for C.
17668 (decl_constant_value_for_optimization): Move from
17669 decl_constant_value_for_broken_optimization in c-typeck.c. Check
17670 whether optimizing and that the expression is a VAR_DECL not of
17671 array type instead of doing such checks in the caller. Do not
17672 check pedantic. Call gcc_unreachable for C++.
17673 * c-common.def (C_MAYBE_CONST_EXPR): New.
17674 * c-common.h (c_fully_fold, c_save_expr,
17675 decl_constant_value_for_optimization): New prototypes.
17676 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
17677 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
17678 EXPR_INT_CONST_OPERANDS): Define.
17679 * c-convert.c (convert): Strip nops from expression.
17680 * c-decl.c (groktypename): Take extra parameters expr and
17681 expr_const_operands. Update call to grokdeclarator.
17682 (start_decl): Update call to grokdeclarator. Add statement for
17683 expressions used in type of decl.
17684 (grokparm): Update call to grokdeclarator.
17685 (push_parm_decl): Update call to grokdeclarator.
17686 (build_compound_literal): Add parameter non_const and build a
17687 C_MAYBE_COSNT_EXPR if applicable.
17688 (grokdeclarator): Take extra parameters expr and
17689 expr_const_operands. Track expressions used in declaration
17690 specifiers and declarators. Fold array sizes and track whether
17691 they are constant expressions and whether they are integer
17692 constant expressions.
17693 (parser_xref_tag): Set expr and expr_const_operands fields in
17695 (grokfield): Update call to grokdeclarator.
17696 (start_function): Update call to grokdeclarator.
17697 (build_null_declspecs): Set expr and expr_const_operands fields in
17699 (declspecs_add_type): Handle expressions in typeof specifiers.
17700 * c-parser.c (c_parser_declspecs): Set expr and
17701 expr_const_operands fields for declaration specifiers.
17702 (c_parser_enum_specifier): Likewise.
17703 (c_parser_struct_or_union_specifier): Likewise.
17704 (c_parser_typeof_specifier): Likewise. Update call to
17705 groktypename. Fold expression as needed. Return expressions with
17706 type instead of adding statements.
17707 (c_parser_attributes): Update calls to c_parser_expr_list.
17708 (c_parser_statement_after_labels): Fold expression before passing
17709 to objc_build_throw_stmt.
17710 (c_parser_condition): Fold expression.
17711 (c_parser_asm_operands): Fold expression.
17712 (c_parser_conditional_expression): Use c_save_expr. Update call
17713 to build_conditional_expr.
17714 (c_parser_alignof_expression): Update call to groktypename.
17715 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
17716 original_code. Fold expression argument of va_arg. Create
17717 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
17718 argument to va_arg. Update calls to groktypename. Fold array
17719 index for offsetof. Verify that first argument to
17720 __builtin_choose_expr has integer type.
17721 (c_parser_postfix_expression_after_paren_type): Update calls to
17722 groktypename and build_compound_literal. Handle expressions with
17723 side effects in type name.
17724 (c_parser_postfix_expression_after_primary): Update call to
17725 c_parser_expr_list. Set original_code for calls to
17726 __builtin_constant_p.
17727 (c_parser_expr_list): Take extra parameter fold_p. Fold
17728 expressions if requested.
17729 (c_parser_objc_type_name): Update call to groktypename.
17730 (c_parser_objc_synchronized_statement): Fold expression.
17731 (c_parser_objc_receiver): Fold expression.
17732 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
17733 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
17734 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
17735 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
17736 (struct c_typespec): Add elements expr and expr_const_operands.
17737 (struct c_declspecs): Add elements expr and expr_const_operands.
17738 (groktypename, build_conditional_expr, build_compound_literal):
17740 (in_late_binary_op): Declare.
17741 * c-typeck.c (note_integer_operands): New function.
17742 (in_late_binary_op): New variable.
17743 (decl_constant_value_for_broken_optimization): Move to c-common.c
17744 and rename to decl_constant_value_for_optimization.
17745 (default_function_array_conversion): Do not strip nops.
17746 (default_conversion): Do not call
17747 decl_constant_value_for_broken_optimization.
17748 (build_array_ref): Do not fold result.
17749 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
17750 result when operand is a VLA.
17751 (c_expr_sizeof_type): Update call to groktypename. Handle
17752 expressions included in type name. Use C_MAYBE_CONST_EXPR for
17753 result when operand names a VLA type.
17754 (build_function_call): Update call to build_compound_literal.
17755 Only fold result for calls to __builtin_* functions. Strip
17756 NOP_EXPR from INTEGER_CST returned from such functions. Fold
17757 the function designator.
17758 (convert_arguments): Fold arguments. Update call to
17759 convert_for_assignment.
17760 (build_unary_op): Handle increment and decrement of
17761 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
17762 decrement earlier. Fold operand of increment and decrement.
17763 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
17764 built for integer operand. Wrap returns that are INTEGER_CSTs
17765 without being integer constant expressions or that have integer
17766 constant operands without being INTEGER_CSTs.
17767 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
17768 (build_conditional_expr): Add operand ifexp_bcp. Track whether
17769 result is an integer constant expression or can be used in
17770 unevaluated parts of one and avoid folding and wrap as
17771 appropriate. Fold operands before possibly doing -Wsign-compare
17773 (build_compound_expr): Wrap result for C99 if operands can be used
17774 in integer constant expressions.
17775 (build_c_cast): Update call to digest_init. Do not ignore
17776 overflow from casting floating-point constants to integers. Wrap
17777 results that could be confused with integer constant expressions,
17778 null pointer constants or floating-point constants.
17779 (c_cast_expr): Update call to groktypename. Handle expressions
17780 included in type name.
17781 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
17782 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
17783 Update calls to convert_for_assignment.
17784 (convert_for_assignment): Take new parameter
17785 null_pointer_constant. Do not strip nops or call
17786 decl_constant_value_for_broken_optimization. Set
17787 in_late_binary_op for conversions to boolean.
17788 (store_init_value): Update call to digest_init.
17789 (digest_init): Take new parameter null_pointer_constant. Do not
17790 call decl_constant_value_for_broken_optimization. pedwarn for
17791 initializers not constant expressions. Update calls to
17792 convert_for_assignment.
17793 (constructor_nonconst): New.
17794 (struct constructor_stack): Add nonconst element.
17795 (really_start_incremental_init, push_init_level, pop_init_level):
17796 Handle constructor_nonconst and nonconst element.
17797 (set_init_index): Call constant_expression_warning for array
17799 (output_init_element): Fold value. Set constructor_nonconst as
17800 applicable. pedwarn for initializers not constant expressions.
17801 Update call to digest_init. Call constant_expression_warning
17802 where constant initializers are required.
17803 (process_init_element): Use c_save_expr.
17804 (c_finish_goto_ptr): Fold expression.
17805 (c_finish_return): Fold return value. Update call to
17806 convert_for_assignment.
17807 (c_start_case): Fold switch expression.
17808 (c_process_expr_stmt): Fold expression.
17809 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
17810 ensure statement expression is not evaluated in constant expression.
17811 (build_binary_op): Track whether results are integer constant
17812 expressions or may occur in such, disable folding and wrap results
17813 as applicable. Fold operands for -Wsign-compare warnings unless
17815 (c_objc_common_truthvalue_conversion): Handle results folded to
17816 integer constants that are not integer constant expressions.
17817 * doc/extend.texi: Document when typeof operands are evaluated,
17818 that condition of __builtin_choose_expr is an integer constant
17819 expression, and more about use of __builtin_constant_p in
17822 2009-03-29 Richard Guenther <rguenther@suse.de>
17824 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
17825 propagate addresses of array references.
17827 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
17829 * regmove.c (perhaps_ends_bb_p): Remove.
17830 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
17831 from INSN and check that the main loop stays within that basic block.
17832 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
17833 (regmove_forward_pass): Split out from regmove_optimize. Use
17834 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
17835 (regmove_backward_pass): Split out from regmove_optimize. Use
17836 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
17837 (regmove_optimize): Simplify.
17839 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
17842 * config/i386/i386.c (classify_argument): Ignore flexible array
17843 member in struct and warn ABI change.
17845 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
17847 * config/i386/i386-protos.h (ix86_agi_dependent): New.
17849 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
17850 (ix86_adjust_cost): Updated.
17852 2009-03-29 Jan Hubicka <jh@suse.cz>
17854 PR middle-end/28850
17855 * tree-pass.h (pass_cleanup_eh): New function.
17856 (remove_unreachable_regions): Break code handling RTL
17857 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
17858 that can not be reached by runtime.
17859 (can_be_reached_by_runtime): New function.
17860 (label_to_region_map): New function.
17861 (num_eh_regions): New function.
17862 (rtl_remove_unreachable_regions): New function.
17863 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
17864 (remove_eh_region): New function.
17865 * except.h: Include sbitmap and vecprim.
17866 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
17867 num_eh_regions): Declare.
17868 * passes.c (init_optimization_passes): Schedule cleanup_eh.
17869 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
17870 * tree-eh.c (tree_remove_unreachable_handlers): New function.
17871 (tree_empty_eh_handler_p): New function.
17872 (cleanup_empty_eh): New function.
17873 (cleanup_eh): New function.
17874 (pass_cleanup_eh): New function.
17876 2009-03-29 Jan Hubicka <jh@suse.cz>
17878 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
17879 for removed regions.
17881 2009-03-29 Jan Hubicka <jh@suse.cz>
17883 * except.c (dump_eh_tree): Dump all datastructures.
17885 2009-03-29 Jan Hubicka <jh@suse.cz>
17887 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
17888 (duplicate_eh_regions_1): Likewise.
17889 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
17890 vector; call EH verification.
17891 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
17892 Be ready for region being removed.
17894 2009-03-29 Jan Hubicka <jh@suse.cz>
17896 * bitmap.c (bitmap_last_set_bit): New function.
17897 * bitmap.h (bitmap_last_set_bit): Declare.
17899 2009-03-29 David Ayers <ayers@fsfe.org>
17902 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
17903 by calling objc_compare_types and surpress warnings about
17904 incompatible C pointers that are compatible ObjC pointers.
17906 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
17908 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
17909 call initialize_inline_failed.
17910 (initialize_inline_failed): Move it from here ...
17911 * cgraph.c (initialize_inline_failed): ... to here.
17912 (cgraph_create_edge): Call initialize_inline_failed rather than
17913 setting inline_failed directly.
17915 2009-03-29 Ben Elliston <bje@au.ibm.com>
17918 * sysv4.opt (msdata): Improve comment.
17919 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
17920 * sysv4.h (SVR4_ASM_SPEC): Likewise.
17922 2009-03-29 Ben Elliston <bje@au.ibm.com>
17925 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
17926 load and store attributes.
17928 2009-03-29 Ben Elliston <bje@au.ibm.com>
17930 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
17931 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
17932 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
17933 * doc/extend.texi (X86 Built-in Functions): Add index entries for
17934 __builtin_infq and __builtin_huge_valq.
17936 2009-03-28 Anatoly Sokolov <aesok@post.ru>
17938 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
17940 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
17941 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
17943 2009-03-28 Xinliang David Li <davidxl@google.com>
17945 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
17946 (do_dbg_cnt): New function.
17948 2009-03-28 Jan Hubicka <jh@suse.cz>
17950 Merge from pretty-ipa:
17952 2009-03-27 Jan Hubicka <jh@suse.cz>
17954 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
17955 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
17956 * passes.c (function_called_by_processed_nodes_p): New.
17957 * ipa-pure-const.c (check_call): Fix handling of operands.
17958 (analyze_function): Dump debug output for skipped bodies.
17959 (local_pure_const): Use function_called_by_processed_nodes_p.
17960 * dwarf2out.c (reference_to_unused): Use output.
17961 * passes.c (do_per_function_toporder): Likewise.
17963 2008-11-12 Jan Hubicka <jh@suse.cz>
17965 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
17966 * ipa-pure-const.c (funct_state_d): Add can throw field; make
17967 state_set_in_source enum
17968 (check_decl): Ignore memory tags; do not set fake looping flags;
17970 (check_operand, check_tree, check_rhs_var, check_lhs_var,
17971 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
17972 (check_call, analyze_function): Rewrite.
17974 (add_new_function): Update call of analyze_function.
17975 (generate_summary): Add call of analyze_function.
17976 (propagate): Propagate can_throw; handle state_set_in_source correctly.
17977 (local_pure_const): New function.
17978 (pass_local_pure_const): New pass.
17979 * ipa-inline.c (inline_transform): Set after_inlining.
17980 * tree-eh.c (stmt_can_throw_external): New.
17981 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
17982 work with aliasing built.
17983 * tree-flow.h (stmt_can_throw_external): New.
17984 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
17985 and local pure/const pass in early and late optimization queue.
17987 2009-03-28 Martin Jambor <mjambor@suse.cz>
17989 * fold-const.c (get_pointer_modulus_and_residue): New parameter
17991 (fold_binary): Allow function decl aligment consideration is the
17992 second argument is integer constant one.
17993 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
17994 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
17995 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
17997 2009-03-28 Jan Hubicka <jh@suse.cz>
17999 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
18000 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
18001 * function.h (rtl_data): Add nothrow flag.
18002 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
18003 set DECL_NOTHROW for AVAILABLE functions.
18005 2009-03-28 Jakub Jelinek <jakub@redhat.com>
18007 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
18008 following vector keyword has expansion starting with pixel or bool
18009 keyword, expand vector to __vector and pixel or bool to __pixel or
18013 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
18014 warn_if_disallowed_function_p): Removed.
18015 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
18016 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
18017 warning_if_disallowed_function_p.
18018 * flags.h (warn_if_disallowed_function_p,
18019 warn_disallowed_functions): Removed.
18020 * common.opt (Wdisallowed-function-list=): Removed.
18021 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
18023 2009-03-28 Richard Guenther <rguenther@suse.de>
18025 PR tree-optimization/38723
18026 * tree-ssa-pre.c (compute_avail): Add all default definitions to
18029 2009-03-28 Jan Hubicka <jh@suse.cz>
18031 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
18032 test introduced by my previous patch.
18034 2009-03-28 Richard Guenther <rguenther@suse.de>
18036 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
18037 the PHIs value undefined.
18039 2009-03-28 Jan Hubicka <jh@suse.cz>
18041 * tree-pass.h (pass_fixup_cfg): New pass.
18042 * ipa-inline.c (inline_transform): Set
18043 always_inline_functions_inlined/after_inlining.
18044 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
18045 (pass_fixup_cfg): New pass.
18046 * passes.c (init_optimization_passes): Add fixup_cfg.
18048 2009-03-28 Richard Guenther <rguenther@suse.de>
18050 PR tree-optimization/38458
18051 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
18052 argument use the arguments copy-of value.
18054 2009-03-28 Richard Guenther <rguenther@suse.de>
18056 PR tree-optimization/38180
18057 * tree-ssa-ccp.c (get_default_value): Simplify.
18058 (likely_value): Likewise.
18059 (surely_varying_stmt_p): Properly handle VOP case.
18060 (ccp_initialize): Likewise.
18061 (ccp_fold): Handle propagating through *&.
18062 (fold_const_aggregate_ref): Also handle decls.
18064 2009-03-28 Jan Hubicka <jh@suse.cz>
18066 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
18067 * cgraph.h (cgraph_node): Likewise.
18068 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
18069 (cgraph_reset_node): Use process flag.
18070 (cgraph_mark_functions_to_output): Likewise.
18071 (cgraph_expand_function): Likewise.
18072 (cgraph_expand_all_functions): Likewise.
18073 (cgraph_output_in_order): Likewise.
18074 * dwarf2out.c (reference_to_unused): Likewise.
18075 * passes.c do_per_function_toporder): Likewise.
18077 2009-03-28 Jan Hubicka <jh@suse.cz>
18079 Bring from lto-branch:
18081 2008-09-03 Doug Kwan <dougkwan@google.com>
18083 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
18084 enums instead of reason strings.
18085 * cgraph.c (cgraph_create_edge): Same.
18086 (cgraph_inline_failed_string): New function.
18087 * cgraph.h (cgraph_inline_failed_t): New enum type.
18088 (cgraph_inline_failed_string): New prototype.
18089 (struct cgraph_edge): Change type of INLINED_FAILED from constant
18090 char pointer to cgraph_inline_failed_t.
18091 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
18092 (cgraph_default_inline_p): Ditto.
18093 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
18094 to cgraph_inline_failed_t pointer.
18095 * cif-code.def: New file.
18096 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
18098 (cgraph_check_inline_limits): Change type of REASON to pointer to
18099 cgraph_inline_failed_t. Replace reason strings with enums.
18100 (cgraph_default_inline_p): Ditto.
18101 (cgraph_recursive_inlining_p): Ditto.
18102 (update_caller_keys): Change type of FAILED_REASON to
18103 cgraph_inline_failed_t.
18104 (cgraph_set_inline_failed): Change type of REASON to pointer to
18105 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
18106 convert enums to strings for text output.
18107 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
18108 to be of type cgraph_inline_failed_t. Replace reason strings with
18109 enums. Call cgraph_inline_failed_string to covert enums
18110 to strings for text output.
18111 (cgraph_decide_inlining): Replace reason strings with enums.
18112 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
18113 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
18115 * tree-inline.c (expand_call_inline): Change type of REASON
18116 to cgraph_inline_failed_t. Replace reason strings with enums.
18117 Call cgraph_inline_failed_string for text output.
18118 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
18121 2009-03-28 Jan Hubicka <jh@suse.cz>
18123 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
18124 cgraph_clone_node): Remove master clone handling.
18125 (cgraph_is_master_clone, cgraph_master_clone): Remove.
18126 * cgraph.h (master_clone): Remove.
18127 (cgraph_is_master_clone, cgraph_master_clone): Remove.
18128 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
18129 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
18131 2009-03-28 Jan Hubicka <jh@suse.cz>
18133 * cgraph.c (cgraph_function_body_availability): Functions declared
18134 inline are always safe to assume that it is not going to be replaced.
18136 2009-03-28 Richard Guenther <rguenther@suse.de>
18138 PR tree-optimization/38513
18139 * tree-ssa-pre.c (eliminate): Remove redundant stores.
18140 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
18141 EXC_PTR_EXPR and FILTER_EXPR.
18142 (get_ref_from_reference_ops): Likewise.
18144 2009-03-28 Richard Guenther <rguenther@suse.de>
18146 PR tree-optimization/38968
18147 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
18148 Use FLOOR_MOD_EXPR to compute misalignment.
18150 2009-03-28 Richard Guenther <rguenther@suse.de>
18152 PR tree-optimization/37795
18153 * tree.h (combine_comparisons): Declare.
18154 * fold-const.c (combine_comparisons): Export.
18155 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
18157 (ifcombine_iforif): Use combine_comparisons.
18159 2009-03-28 Jan Hubicka <jh@suse.cz>
18161 * tree-eh.c (inlinable_call_p): New function.
18162 (make_eh_edges): Use it.
18163 (verify_eh_edges): Use it.
18164 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
18165 * except.c (reachable_next_level): Add inlinable_function argument
18166 (sjlj_find_directly_reachable_regions): Update.
18167 (add_reachable_handler): Do not set saw_any_handlers.
18168 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
18169 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
18170 Add new inlinable call parameter.
18171 (can_throw_internal, can_throw_external): Update.
18172 * except.h (can_throw_internal_1, can_throw_external_1,
18173 foreach_reachable_handler): Update declaration.
18175 2009-03-28 Joseph Myers <joseph@codesourcery.com>
18177 * config/arm/t-arm-coff, config/h8300/coff.h,
18178 config/i386/i386-aout.h, config/i386/i386-coff.h,
18179 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
18180 config/pdp11/2bsd.h, config/rs6000/aix41.h,
18181 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
18182 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
18183 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
18184 sys-types.h: Remove.
18185 * Makefile.in: Remove protoize and fixproto support and references
18187 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
18188 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
18190 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
18191 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
18192 unprotoize$(exeext).
18193 (rest.encap): Don't depend on $(STMP_FIXPROTO)
18194 (.PHONY): Don't depend on proto.
18195 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
18196 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
18197 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
18198 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
18199 build/gen-protos.o, build/scan.o, xsys-protos.h,
18200 build/fix-header$(build_exeext), build/fix-header.o,
18201 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
18202 stmp-install-fixproto): Remove.
18203 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
18204 SYSCALLS.c or fixproto files.
18205 (install-common): Don't install protoize.
18206 (install-headers-tar, install-headers-cpio, install-headers-cp):
18207 Don't depend on $(STMP_FIXPROTO).
18208 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
18209 install fixproto files or write out fixproto settings.
18210 (uninstall): Don't uninstall protoize.
18211 * config.gcc (use_fixproto): Remove.
18212 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
18213 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
18214 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
18215 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
18216 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
18217 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
18218 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
18219 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
18220 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
18221 * config/t-vxworks (STMP_FIXPROTO): Remove.
18222 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
18223 STMP_FIXPROTO): Remove.
18224 * config.in, configure: Regenerate.
18225 * crtstuff.c (gid_t, uid_t): Don't undefine.
18226 * doc/install.texi: Change m68k-coff to m68k-elf in example.
18227 (arm-*-coff, arm-*-aout: Remove target entries.
18228 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
18229 Remove mention of AIX 4.1.
18230 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
18231 * doc/invoke.texi (Running Protoize): Remove.
18232 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
18233 (Protoize Caveats): Remove.
18234 * tsystem.h: Update comments on headers assumed to exist.
18236 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
18238 * genautomata.c: Add a new year to the copyright. Add a new
18240 (struct insn_reserv_decl): Add comments for member bypass_list.
18241 (find_bypass): Remove.
18242 (insert_bypass): New.
18243 (process_decls): Use insert_bypass.
18244 (output_internal_insn_latency_func): Output all bypasses with the
18245 same input insn in one switch case.
18247 * rtl.def (define_bypass): Describe bypass choice.
18248 * doc/md.texi (define_bypass): Ditto.
18250 2009-03-27 Richard Guenther <rguenther@suse.de>
18252 * gimplify.c (mark_addressable): Export.
18253 * tree-flow.h (mark_addressable): Declare.
18254 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
18255 * tree-ssa.c (verify_phi_args): Verify that address taken
18256 variables have TREE_ADDRESSABLE set.
18258 2009-03-27 Richard Guenther <rguenther@suse.de>
18260 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
18261 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
18262 Do not mark decls TREE_ADDRESSABLE.
18263 (build_fold_addr_expr): Adjust.
18264 (fold_addr_expr): Remove.
18265 (fold_unary): Use build_fold_addr_expr.
18266 (fold_comparison): Likewise.
18267 (split_address_to_core_and_offset): Likewise.
18268 * coverage.c (tree_coverage_counter_addr): Mark the array decl
18270 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
18271 (gimplify_modify_expr_to_memcpy): Mark source and destination
18273 * omp-low.c (create_omp_child_function): Mark the object decl
18275 (lower_rec_input_clauses): Mark the var we take the address of
18277 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
18279 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18281 PR middle-end/39315
18282 * cfgexpand.c (expand_one_stack_var_at): Change alignment
18283 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
18285 2009-03-27 Richard Guenther <rguenther@suse.de>
18287 PR tree-optimization/39120
18288 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
18290 (handle_lhs_call): Process return constraints. Add escape
18291 constraints if necessary.
18292 (handle_const_call): Fill out return constraints. Make nested
18293 case more precise. Avoid consttmp if possible.
18294 (handle_pure_call): Fill out return constraints. Avoid
18295 callused if possible.
18296 (find_func_aliases): Simplify call handling.
18298 2009-03-27 Richard Guenther <rguenther@suse.de>
18300 PR tree-optimization/39120
18301 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
18302 as a representative.
18303 (solve_graph): Do propagate CALLUSED.
18304 (handle_pure_call): Use a scalar constraint from CALLUSED for
18306 (find_what_p_points_to): CALLUSED shall not appear in poins-to
18309 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18312 * c-common.c (handle_aligned_attribute): Properly check alignment
18313 overflow. Use (1U << i) instead of (1 << i).
18315 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
18317 * expr.h (get_mem_align_offset): Updated.
18319 * tree.h (tree_decl_common): Change align to "unsigned int" and
18320 move it before pointer_alias_set.
18322 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18323 Jakub Jelinek <jakub@redhat.com>
18326 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
18327 gr_register_operand with gr_reg_or_0_operand.
18328 (cmpxchg_rel_di): Likewise.
18329 (sync_lock_test_and_set<mode>): Likewise.
18331 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18333 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
18334 (true_regnum): Likewise.
18336 * rtlanal.c (subreg_info): Moved to ...
18337 * rtl.h (subreg_info): Here. New.
18338 (subreg_get_info): New.
18340 * rtlanal.c (subreg_get_info): Make it extern.
18342 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18345 * config/i386/i386.c (ix86_abi): New.
18346 (override_options): Handle -mabi=.
18347 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
18348 (ix86_call_abi_override): Likewise.
18349 (init_cumulative_args): Likewise.
18350 (function_arg_advance): Likewise.
18351 (function_arg_64): Likewise.
18352 (function_arg): Likewise.
18353 (ix86_pass_by_reference): Likewise.
18354 (ix86_function_value_regno_p): Likewise.
18355 (ix86_build_builtin_va_list_abi): Likewise.
18356 (setup_incoming_varargs_64): Likewise.
18357 (is_va_list_char_pointer): Likewise.
18358 (ix86_init_machine_status): Likewise.
18359 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
18360 (ix86_function_type_abi): Return enum calling_abi. Rewrite
18361 for 64bit. Replace DEFAULT_ABI with ix86_abi.
18362 (ix86_function_abi): Make it static and return enum calling_abi.
18363 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
18365 (ix86_fn_abi_va_list): Updated.
18367 * config/i386/i386.h (ix86_abi): New.
18368 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
18369 (CONDITIONAL_REGISTER_USAGE): Likewise.
18370 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
18371 (machine_function): Likewise.
18373 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
18375 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
18376 (STACK_BOUNDARY): Likewise.
18377 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
18379 * config/i386/i386.opt (mabi=): New.
18381 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
18382 return enum calling_abi.
18383 (ix86_function_type_abi): Likewise.
18384 (ix86_function_abi): Removed.
18386 * doc/invoke.texi: Document -mabi= option for x86.
18388 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18390 * builtins.c (real_dconstp): Delete.
18391 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
18393 2009-03-27 Dodji Seketeli <dodji@redhat.com>
18394 Jakub Jelinek <jakub@redhat.com>
18397 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
18398 (gen_subprogram_die): When a function is explicit, generate the
18399 DW_AT_explicit attribute.
18400 * langhooks.h (struct lang_hooks_for_decls): Add
18401 function_decl_explicit_p langhook.
18402 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
18403 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
18405 2009-03-27 Jakub Jelinek <jakub@redhat.com>
18407 * builtins.c (fold_builtin_memory_op): Optimize memmove
18408 into memcpy if we can prove source and destination don't overlap.
18410 * tree-inline.c: Include gt-tree-inline.h.
18411 (clone_fn_id_num): New variable.
18412 (clone_function_name): New function.
18413 (tree_function_versioning): Use it.
18414 * Makefile.in (GTFILES): Add tree-inline.c.
18416 2009-03-27 Mark Mitchell <mark@codesourcery.com>
18418 * BASE-VER: Change to 4.5.0.
18420 2009-03-27 Xinliang David Li <davidxl@google.com>
18422 PR tree-optimization/39557
18423 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
18425 2009-03-27 Xinliang David Li <davidxl@google.com>
18427 PR tree-optimization/39548
18428 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
18431 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18433 * c-common.c (pointer_int_sum): Use %wd on return from
18436 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18438 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
18439 on return from tree_low_cst.
18441 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
18444 * ginclude/stdarg.h (va_copy): Define also for
18445 __GXX_EXPERIMENTAL_CXX0X__.
18447 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18450 * builtins.h (c_strlen): Do not warn here.
18451 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
18452 * c-common.c (pointer_int_sum): Take an explicit location.
18453 Warn about offsets out of bounds.
18454 * c-common.h (pointer_int_sum): Adjust declaration.
18456 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18458 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
18461 2009-03-26 Jakub Jelinek <jakub@redhat.com>
18464 * opts.c (warn_if_disallowed_function_p): Don't assume
18465 get_callee_fndecl must return non-NULL.
18467 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
18469 PR rtl-optimization/39522
18470 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
18471 when reg_reloaded_valid is set.
18473 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18475 * config/spu/divv2df3.c: New file.
18476 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
18477 (DPBIT_FUNCS): Filter out _div_df.
18479 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
18481 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
18482 a jump insn, count that jump in the distance to the loop start.
18484 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
18487 * config/sh/sh.c (calc_live_regs): Fix condition for global
18488 registers except PIC_OFFSET_TABLE_REGNUM.
18490 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
18493 * doc/invoke.texi (-mconsole): New.
18495 (-mno-cygwin): New.
18497 (-mnop-fun-dllimport): New.
18501 (sub section "i386 and x86-64 Windows Options"): New.
18503 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
18505 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
18506 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
18508 2009-03-25 Richard Guenther <rguenther@suse.de>
18510 PR middle-end/39497
18511 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
18514 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
18516 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
18517 neither of haifa/selective schedulers are working.
18519 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18521 * doc/invoke.texi (Debugging Options): Fix description of
18522 -fno-merge-debug-strings.
18524 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
18526 * config/cris/libgcc.ver: New version-script.
18527 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
18529 * configure.ac <GAS features, nop mnemonic>: Add pattern
18530 crisv32-*-* for "nop".
18531 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
18532 * configure: Regenerate.
18534 2009-03-24 Ira Rosen <irar@il.ibm.com>
18536 PR tree-optimization/39529
18537 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
18538 mark_sym_for_renaming for the tag copied to the new vector
18541 2009-03-24 Arthur Loiret <aloiret@debian.org>
18543 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
18544 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
18545 EXTRA_SPEC_FUNCTIONS.
18546 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
18547 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
18548 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
18549 -march and -mtune options.
18551 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
18553 * config/m68k/t-rtems: Add m5329 multilib.
18555 2009-03-24 Dodji Seketeli <dodji@redhat.com>
18556 Jakub Jelinek <jakub@redhat.com>
18559 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
18562 2009-03-23 Jakub Jelinek <jakub@redhat.com>
18565 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
18566 instead of c_parser_expression_conv, if original_code isn't one of the
18567 4 allowed comparison codes, fail.
18569 2009-03-23 Richard Guenther <rguenther@suse.de>
18571 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
18572 * tree.h (struct tree_type): Likewise.
18573 * reload.h (struct insn_chain): Likewise.
18574 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
18575 * function.h (struct function): Likewise.
18576 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
18578 2009-03-23 Jakub Jelinek <jakub@redhat.com>
18580 PR tree-optimization/39516
18581 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
18583 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
18585 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
18586 should be set true if BITS_PER_WORD of target is bigger than 32
18588 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
18590 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
18591 Translate -B-options to -rpath-link. Correct existing
18592 rpath-link and conditionalize on !nostdlib.
18594 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18596 * doc/extend.texi (Function Attributes, Variable Attributes):
18598 * doc/invoke.texi (Debugging Options, Optimize Options)
18599 (i386 and x86-64 Options, MCore Options): Likewise.
18601 2009-03-20 Jakub Jelinek <jakub@redhat.com>
18604 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
18605 it for block local namespace aliases.
18606 (gen_decl_die): Pass context_die to gen_namespace_die.
18608 2009-03-19 Jakub Jelinek <jakub@redhat.com>
18611 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
18612 minimum or maximum value.
18614 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
18616 * reginfo.c (globalize_reg): Recompute derived reg sets.
18618 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
18621 * libgcc2.c (mprotect): Do not use signed arguments for
18622 VirtualProtect, use DWORD arguments. Also fix the 'may
18623 be used uninitialized' warning for the np variable.
18625 2009-03-19 Jakub Jelinek <jakub@redhat.com>
18628 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
18629 functions using regparm calling conventions when not optimizing.
18630 (ix86_function_sseregparm): Similarly for sseregparm calling
18633 2009-03-19 Li Feng <nemokingdom@gmail.com>
18635 PR middle-end/39500
18636 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
18637 dependence if the first conflict is after niter iterations.
18639 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
18641 PR middle-end/38609
18642 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
18643 functions with dynamic stack-pointer adjustments.
18645 2009-03-19 Ben Elliston <bje@au.ibm.com>
18647 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
18648 option; change to -msdata=data.
18650 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18652 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
18655 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
18658 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
18660 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
18662 * doc/invoke.texi (Code Gen Options): Expand discussion of
18665 2009-03-18 Jakub Jelinek <jakub@redhat.com>
18667 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
18668 * matrix-reorg.c (struct matrix_info): Likewise.
18669 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
18670 * rtl.h (struct mem_attrs): Likewise.
18671 * df.h (struct df): Likewise.
18672 * tree-data-ref.h (struct data_dependence_relation): Likewise.
18673 * ira-int.h (struct ira_allocno): Likewise.
18674 * df-scan.c (struct df_collection_rec): Likewise.
18675 * ira.c (struct equivalence): Likewise.
18676 * function.c (struct temp_slot): Likewise.
18677 * cfgloop.h (struct loop): Likewise.
18680 * function.c (use_register_for_decl): When not optimizing, disregard
18681 register keyword for variables with types containing methods.
18683 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
18685 PR middle-end/39447
18686 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
18687 (is_simple_operand): Call contains_component_ref_p before calling data
18688 reference analysis that would fail on COMPONENT_REFs.
18690 * tree-vrp.c (search_for_addr_array): Fix formatting.
18692 2009-03-18 Richard Guenther <rguenther@suse.de>
18694 * tree-vect-transform.c (vect_loop_versioning): Fold the
18695 generated comparisons.
18696 * tree-vectorizer.c (set_prologue_iterations): Likewise.
18697 (slpeel_tree_peel_loop_to_edge): Likewise.
18699 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18701 PR middle-end/37805
18702 * opts.c (print_specific_help): In addition to `undocumented',
18703 accept `separate' and `joined' flags if passed alone. Describe
18704 output by the first matched one of those.
18705 (common_handle_option): Skip over empty strings.
18706 * gcc.c (display_help): Fix help string for `--help='.
18707 * doc/invoke.texi (Option Summary, Overall Options): With
18708 `--help=', classes and qualifiers can both be repeated, but
18709 only the latter can be negated. One should not pass only
18710 negated qualifiers. Fix markup and examples.
18713 2008-10-14 Jakub Jelinek <jakub@redhat.com>
18714 PR middle-end/37805
18715 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
18716 and -fhelp=separate.
18718 2009-03-17 Jing Yu <jingyu@google.com>
18720 PR middle-end/39378
18721 * function.h (struct rtl_data): Move is_thunk from here...
18722 (struct function): ...to here.
18723 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
18724 * varasm.c (assemble_start_function): Change is_thunk from crtl to
18726 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
18728 (alpha_does_function_need_gp, alpha_start_function): Likewise.
18729 (alpha_output_function_end_prologue): Likewise.
18730 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
18731 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
18732 (rs6000_output_function_epilogue): Likewise.
18733 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
18735 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
18738 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
18739 from different units in a single alternative.
18740 (*truncdfsf_i387): Ditto.
18741 (*truncxfsf2_mixed): Ditto.
18742 (*truncxfdf2_mixed): Ditto.
18744 2009-03-17 Jakub Jelinek <jakub@redhat.com>
18746 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
18747 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
18750 * tree-ssa-live.c (remove_unused_locals): Don't remove local
18751 unused non-artificial variables when not optimizing.
18754 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
18755 DW_TAG_imported_module even if decl is IMPORTED_DECL with
18756 NAMESPACE_DECL in its DECL_INITIAL.
18758 PR middle-end/39443
18759 * optabs.c (set_user_assembler_libfunc): New function.
18760 * expr.h (set_user_assembler_libfunc): New prototype.
18761 * c-common.c: Include libfuncs.h.
18762 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
18763 for memcmp, memset, memcpy, memmove and abort.
18764 * Makefile.in (c-common.o): Depend on libfuncs.h.
18767 * dwarf2out.c (gen_inlined_enumeration_type_die,
18768 gen_inlined_structure_type_die, gen_inlined_union_type_die,
18769 gen_tagged_type_instantiation_die): Removed.
18770 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
18773 2009-03-17 Janis Johnson <janis187@us.ibm.com>
18776 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
18778 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
18779 (check-parallel-%): Ditto.
18780 (check-consistency): Ditto.
18782 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
18784 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
18785 local variable rhs by NULL_TREE.
18787 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18790 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
18792 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18795 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
18797 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18800 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
18801 for ms->sysv ABI calls only in 64bit mode.
18803 * config/i386/i386.md (untyped_call): Support 32bit.
18805 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
18807 * doc/extend.texi: Replace x86_65 with x86_64.
18809 2009-03-16 Jakub Jelinek <jakub@redhat.com>
18811 PR tree-optimization/39455
18812 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
18813 mismatches for POINTER_TYPE_P (type).
18814 (number_of_iterations_le): Likewise.
18816 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
18818 * config/picochip/picochip.c: Removed profiling support.
18819 * config/picochip/picochip.md: Removed profiling instruction.
18820 * config/picochip/picochip.h: Removed profiling builtin.
18822 2009-03-16 Joseph Myers <joseph@codesourcery.com>
18824 * doc/install.texi (--with-host-libstdcxx): Document.
18826 2009-03-14 Anatoly Sokolov <aesok@post.ru>
18829 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
18830 generate a warning if the function name does not begin with
18831 "__vector" and the function has either the 'signal' or 'interrupt'
18832 attribute, from here to ...
18833 (avr_declare_function_name): ...here. New function.
18834 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
18835 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
18837 2009-03-14 Jakub Jelinek <jakub@redhat.com>
18840 * cse.c (fold_rtx): Don't modify original const_arg1 when
18841 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
18842 separate variable instead.
18843 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
18844 from out of range shift counts.
18845 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
18847 2009-03-13 Catherine Moore <clm@codesourcery.com>
18849 * config/i386/x-mingw32 (host-mingw32.o): Replace
18850 diagnostic.h with $(DIAGNOSTIC_H).
18852 2009-03-12 Jakub Jelinek <jakub@redhat.com>
18855 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
18857 * config/i386/sync.md (sync_compare_and_swap<mode>,
18858 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
18859 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
18861 (sync_double_compare_and_swapdi_pic,
18862 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
18863 cmpxchg8b_pic_memory_operand instead of just memory_operand.
18865 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18868 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
18870 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18873 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
18874 (avx_addsubv4df3): Likewise.
18875 (*avx_addsubv4sf3): Likewise.
18876 (sse3_addsubv4sf3): Likewise.
18878 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18881 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
18883 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
18886 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
18887 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
18888 registers for allocnos created from user-defined variables.
18890 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18893 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
18894 of non-integer mode as well.
18896 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
18898 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
18899 for functions for which the parameter types are unknown.
18901 2009-03-11 Jakub Jelinek <jakub@redhat.com>
18904 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
18905 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
18906 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
18907 * config/i386/i386.c (ix86_local_alignment): For
18908 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
18909 long long variables on the stack to avoid dynamic realignment.
18910 Allow the first argument to be a decl rather than type.
18911 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
18913 2009-03-11 Nick Clifton <nickc@redhat.com>
18916 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
18918 Add description to mno-lsim option.
18919 * config/mcore/mcore.h: Remove comment about deprecated m4align
18921 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
18922 * doc/invoke.texi: Add description of mno-lsim and
18923 mstack-increment options.
18925 * config/fr30/fr30.opt: Document the -mno-lsim option.
18926 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
18927 and -mno-lsim options.
18929 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18931 * fold-const.c (fold_comparison): Only call fold_inf_compare
18932 if the mode supports infinities.
18934 2009-03-11 Jason Merrill <jason@redhat.com>
18937 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
18938 end already did. Notice GIMPLE_CALL modifications of the result.
18939 Don't copy debug information from an ignored decl or a decl from
18942 2009-03-10 Richard Guenther <rguenther@suse.de>
18943 Nathan Froyd <froydnj@codesourcery.com>
18945 PR middle-end/37850
18946 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
18947 (__divMODE3): Likewise.
18949 2009-03-09 Jakub Jelinek <jakub@redhat.com>
18951 PR tree-optimization/39394
18952 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
18953 DECL_SIZE_UNIT of variable length FIELD_DECLs.
18955 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18957 * recog.c (verfiy_changes): Disallow renaming of hard regs in
18958 inline asms for register asm ("") declarations.
18960 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
18962 * fold-const.c (fold_unary): Fix comment.
18964 2009-03-07 Jan Hubicka <jh@suse.cz>
18967 * tree-inline.c (setup_one_parameter): Do replacement of const
18968 argument by constant in SSA form.
18970 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18972 PR middle-end/38028
18973 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
18974 determine alignment passed to assign_stack_local.
18975 (assign_parms_unsplit_complex): Likewise.
18976 * except.c (sjlj_build_landing_pads): Likewise.
18978 2009-03-06 Jakub Jelinek <jakub@redhat.com>
18980 PR middle-end/39360
18981 * tree-flow.h (add_referenced_var): Return bool instead of void.
18982 * tree-dfa.c (add_referenced_var): Return result of
18983 referenced_var_check_and_insert call.
18984 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
18985 of referenced_var_check_and_insert.
18988 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
18989 (gen_variable_die): Emit DW_AT_location on abstract static variable's
18990 DIE, don't emit it if abstract origin already has it.
18991 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
18992 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
18994 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
18996 * genpreds.c (needs_variable): Fix parentheses at variable name
18998 (write_tm_constrs_h): Indent generated code.
19000 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19002 * doc/extend.texi (Function Attributes): Add documentation
19003 for isr attributes.
19005 2009-03-06 Jakub Jelinek <jakub@redhat.com>
19008 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
19009 take locus from its DECL_SOURCE_LOCATION instead of input_location.
19011 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
19013 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
19016 2009-03-05 Jakub Jelinek <jakub@redhat.com>
19019 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
19020 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
19022 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
19024 * config/i386/i386.md (R8_REG, R9_REG): New constants.
19025 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
19026 constants instead of magic numbers.
19027 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
19029 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
19030 (x86_64_ms_abi_int_parameter_registers): Ditto.
19031 (x86_64_int_return_registers): Ditto.
19032 (ix86_maybe_switch_abi): Ditto.
19033 (ix86_expand_call): Ditto for clobbered_registers array.
19034 (ix86_hard_regno_mode_ok): Ditto.
19035 (x86_extended_QIreg_mentioned_p): Ditto.
19037 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
19039 PR tree-optimization/39349
19040 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
19042 * combine.c (gen_lowpart_for_combine): Use omode when generating
19045 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
19047 PR rtl-optimization/39235
19048 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
19050 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
19052 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
19054 2009-03-04 Richard Guenther <rguenther@suse.de>
19056 PR tree-optimization/39362
19057 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
19058 that occur in abnormal PHIs should be varying.
19060 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
19062 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
19064 (simple_iv): Take loop as an argument instead of statement.
19065 * tree-scalar-evolution.h (simple_iv): Declaration changed.
19066 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
19068 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
19070 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
19071 * matrix-reorg.c (analyze_transpose): Ditto.
19072 * tree-data-ref.c (dr_analyze_innermost): Ditto.
19073 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
19074 * tree-predcom.c (ref_at_iteration): Ditto.
19075 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
19077 2009-03-04 Richard Guenther <rguenther@suse.de>
19079 PR tree-optimization/39358
19080 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
19081 escaped_id and callused_id.
19082 (solve_graph): Likewise.
19084 2009-03-04 Richard Guenther <rguenther@suse.de>
19086 PR tree-optimization/39339
19087 * tree-sra.c (try_instantiate_multiple_fields): Make it
19088 no longer ICE on the above.
19090 2009-03-03 Joseph Myers <joseph@codesourcery.com>
19092 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
19093 that fits within Pmode.
19095 2009-03-03 Steve Ellcey <sje@cup.hp.com>
19097 PR middle-end/10109
19098 * tm.texi (LIBCALL_VALUE): Update description.
19100 2009-03-03 Steve Ellcey <sje@cup.hp.com>
19102 PR middle-end/34443
19103 * doc/extend.texi (section): Update description.
19105 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
19107 PR middle-end/39345
19108 * tree-inline.c (remapped_type): New.
19109 (can_be_nonlocal): Call remapped_type instead of remap_type.
19111 2009-03-03 Jakub Jelinek <jakub@redhat.com>
19114 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
19115 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
19117 2009-03-03 Richard Guenther <rguenther@suse.de>
19119 PR middle-end/39272
19120 * tree.c (tree_nonartificial_location): New function.
19121 * tree.h (tree_nonartificial_location): Declare.
19122 * builtins.c (expand_builtin_memory_chk): Provide location
19123 of the call location for artificial function pieces.
19124 (maybe_emit_chk_warning): Likewise.
19125 (maybe_emit_sprintf_chk_warning): Likewise.
19126 (maybe_emit_free_warning): Likewise.
19127 * expr.c (expand_expr_real_1): Likewise.
19129 2009-03-03 Jakub Jelinek <jakub@redhat.com>
19131 PR tree-optimization/39343
19132 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
19133 COMPONENT_REF t has ARRAY_TYPE.
19135 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
19137 PR middle-end/39335
19138 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
19139 when the type precision of the induction variable should be
19140 larger than the type precision of nit.
19141 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
19142 * graphite.c (graphite_loop_normal_form): Same.
19143 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
19145 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
19147 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
19148 (*call_1_rex64_ms_sysv): Use named constants instead of magic
19149 numbers to describe clobbered registers.
19150 (*call_value_0_rex64_ms_sysv): Ditto.
19151 * config/i386/mmx.md (mmx_emms): Ditto.
19152 (mmx_femms): Ditto.
19154 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
19156 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
19159 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19161 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
19162 (spu_section_type_flags): New function.
19164 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
19166 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
19167 reg_class_contents of FLOAT_REGS into a temporary.
19169 2009-03-02 Richard Guenther <rguenther@suse.de>
19170 Ira Rosen <irar@il.ibm.com>
19172 PR tree-optimization/39318
19173 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
19174 information to the vectorized statement.
19176 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
19178 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
19179 variable. Use defined names instead of magic constants for REX SSE
19182 2009-03-01 Richard Guenther <rguenther@suse.de>
19184 PR tree-optimization/39331
19185 * omp-low.c (lower_send_shared_vars): Do not receive new
19186 values for the reference of DECL_BY_REFERENCE parms or results.
19188 2009-03-01 Jan Hubicka <jh@suse.cz>
19191 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
19192 BLOCK_NONLOCALIZED_VAR): New macros.
19193 (tree_block): Add nonlocalized_vars.
19194 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
19195 gen_decl_die): Add origin argument. Allow generation of die with
19196 origin at hand only.
19197 (gen_member_die, gen_type_die_with_usage, force_decl_die,
19198 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
19200 (gen_block_die): Fix checking for unused blocks.
19201 (process_scope_var): Break out from .... ; work with origins only.
19202 (decls_for_scope) ... here; process nonlocalized list.
19203 (dwarf2out_ignore_block): Look for nonlocalized vars.
19204 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
19206 (dump_scope_block): Dump them.
19207 * tree-inline.c (remap_decls): Handle nonlocalized vars.
19208 (remap_block): Likewise.
19209 (can_be_nonlocal): New predicate.
19210 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
19212 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19214 * configure: Regenerate.
19216 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19218 * optc-gen.awk: No need to duplicate option flags twice.
19219 Reuse help texts for duplicate options which do not have any.
19221 * gcc.c (display_help): Document --version.
19223 * gcc.c (main): If print_help_list and verbose_flag, ensure
19224 driver output comes before subprocess output.
19226 * optc-gen.awk: Assign all remaining fields to help string,
19227 space-separated, for multi-line help in *.opt.
19229 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
19230 -Wno-pedantic-ms-format is for MinGW targets only.
19232 * doc/options.texi (Option file format): Fix bad indentation,
19233 restoring dropped sentence.
19235 2009-02-28 Jan Hubicka <jh@suse.cz>
19237 * tree-inline.c (tree_function_versioning): Output debug info.
19239 2009-02-28 Jan Hubicka <jh@suse.cz>
19242 * tree-inline.c (setup_one_parameter): Do not copy propagate
19243 arguments when not optimizing.
19245 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
19248 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
19249 (avx_addsubv4df3): Likewise.
19250 (*avx_addsubv4sf3): Likewise.
19251 (sse3_addsubv4sf3): Likewise.
19252 (*avx_addsubv2df3): Likewise.
19253 (sse3_addsubv2df3): Likewise.
19254 (avx_unpckhps256): Correct item selectors.
19255 (avx_unpcklps256): Likewise.
19256 (avx_unpckhpd256): Likewise.
19257 (avx_unpcklpd256): Likewise.
19259 2009-02-28 Jan Hubicka <jh@suse.cz>
19261 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
19263 (copy_arguments_for_versioning): If var is declared don't declare it.
19264 (tree_function_versioning): First setup substitutions and then copy
19267 2009-02-27 Jan Hubicka <jh@suse.cz>
19270 * cgraph.h (varpool_output_debug_info): Remove.
19271 * cgraphunit.c (varpool_output_debug_info): Remove.
19272 * dwarf2out.c (deferred_locations_struct): New struct
19273 (deferred_locations): New type.
19274 (deferred_locations_list): New static var.
19275 (deffer_location): New function.
19276 (gen_variable_die): Use it.
19277 (decls_for_scope): Output info on local static vars.
19278 (dwarf2out_finish): Process deferred locations.
19279 * varpool.c (varpool_output_debug_info): Remove.
19281 2009-02-27 Jan Hubicka <jh@suse.cz>
19284 * tree.h (TREE_PROTECTED): Fix comment.
19285 (BLOCK_HANDLER_BLOCK): Remove.
19286 (struct tree_block): Remove handler_block add body_block.
19287 (inlined_function_outer_scope_p): New.
19288 (is_body_block): Remove.
19289 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
19290 * dwarf2out.c (is_inlined_entry_point): Remove.
19291 (add_high_low_attributes): Use inlined_function_outer_scope_p.
19292 (gen_block_die): Use is_inlined_entry_point check. Remove body block
19294 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
19295 * gimplify.c (gimplify_expr): Gimplify body blocks.
19296 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
19297 block with multiple subblocks.
19298 (dump_scope_block): Prettier output; dump more flags and info.
19299 (dump_scope_blocks): New.
19300 (remove_unused_locals): Use dump_scope_blocks.
19301 * tree-flow.h (dump_scope_blocks): Declare.
19302 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
19303 * stmt.c (is_body_block): Remove.
19304 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
19305 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
19307 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
19309 PR middle-end/39308
19310 * graphite.c (graphite_loop_normal_form): Do not call
19311 number_of_iterations_exit from a gcc_assert.
19313 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
19315 * config/s390/s390.c (s390_swap_cmp): Look for conditional
19316 jumps if COND is NULL.
19317 (find_cond_jump): New function.
19318 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
19319 * config/s390/s390.md: Remove z10_cobra attribute value.
19321 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
19323 * config/alpha/alpha.h (alpha_expand_mov): Return false if
19324 force_const_mem returns NULL_RTX.
19326 2009-02-26 Jan Hubicka <jh@suse.cz>
19329 * cgraph.h (varpool_output_debug_info): Remove.
19330 * cgraphunit.c (varpool_output_debug_info): Remove.
19331 * dwarf2out.c (deferred_locations_struct): New struct
19332 (deferred_locations): New type.
19333 (deferred_locations_list): New static var.
19334 (deffer_location): New function.
19335 (gen_variable_die): Use it.
19336 (decls_for_scope): Output info on local static vars.
19337 (dwarf2out_finish): Process deferred locations.
19338 * varpool.c (varpool_output_debug_info): Remove.
19340 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
19342 PR rtl-optimization/39241
19343 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
19344 to subreg_offset_representable_p.
19346 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
19348 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
19349 execute function prototype. Get f and nregs from max_reg_num
19350 and get_insns. Remove the first backward pass as it's dead,
19351 guard the forward pass by flag_expensive_optimizations.
19352 (rest_of_handle_regmove): Delete.
19353 (pass_regmove): Replace it with regmove_optimize.
19355 2009-02-25 Martin Jambor <mjambor@suse.cz>
19357 PR tree-optimization/39259
19358 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
19359 calls_alloca function flags.
19360 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
19361 calls are detected.
19363 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
19365 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
19366 flags_set_1_rtx, flags_set_1_set): Delete.
19367 (regmove_optimize): Do not call mark_flags_life_zones.
19369 2009-02-24 Julian Brown <julian@codesourcery.com>
19372 * config/arm/arm.c (require_pic_register): Only set
19373 cfun->machine->pic_reg once per function.
19375 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
19377 * doc/invoke.texi (Link Options): Document an easier way to pass
19378 options that take arguments to the GNU linker using -Xlinker and -Wl.
19380 2009-02-24 Steve Ellcey <sje@cup.hp.com>
19383 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
19385 2009-02-24 Richard Guenther <rguenther@suse.de>
19388 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
19390 2009-02-24 Richard Guenther <rguenther@suse.de>
19391 Zdenek Dvorak <ook@ucw.cz>
19393 PR tree-optimization/39233
19394 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
19395 from converting them to a generic type.
19397 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
19399 PR tree-optimization/39260
19400 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
19401 contains a condition with a real type.
19402 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
19404 2009-02-23 Jason Merrill <jason@redhat.com>
19407 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
19408 narrowing_initializer_constant_valid_p.
19409 (narrowing_initializer_constant_valid_p): Don't return
19410 null_pointer_node for adding a pointer to itself.
19412 2009-02-23 Jan Hubicka <jh@suse.cz>
19415 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
19418 2009-02-23 Jan Hubicka <jh@suse.cz>
19420 PR tree-optimization/37709
19421 * tree.c (block_ultimate_origin): Move here from dwarf2out.
19422 * tree.h (block_ultimate_origin): Declare.
19423 * dwarf2out.c (block_ultimate_origin): Move to tree.c
19424 * tree-ssa-live.c (remove_unused_scope_block_p):
19425 Eliminate blocks containig no instructions nor live variables nor
19427 (dump_scope_block): New function.
19428 (remove_unused_locals): Enable removal of dead blocks by default;
19429 enable dumping at TDF_DETAILS.
19431 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
19433 * config/i386/i386.c (classify_argument): Don't allow COImode
19435 (function_arg_advance_32): Don't allow OImode.
19436 (function_arg_32): Likewise.
19437 (function_value_32): Likewise.
19438 (return_in_memory_32): Likewise.
19439 (function_arg_64): Remove OImode comment.
19441 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
19444 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
19445 ix86_expand_vector_set for V4DImode in 64bit mode only.
19446 (ix86_expand_vector_init_one_var): Likewise.
19448 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
19450 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
19452 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
19455 * loop-iv.c: Revert last change.
19456 * emit-rtl.c: Likewise.
19458 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
19461 * config/i386/i386.c (type_natural_mode): Remove an extra
19462 space in the warning message.
19463 (function_value_32): Handle 32-byte vector modes.
19464 (return_in_memory_32): Likewise.
19466 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
19468 * loop-iv.c (truncate_value): New function.
19469 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
19471 (lowpart_subreg): Move to...
19472 * emit-rtl.c: ...here.
19474 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
19476 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
19477 accidental and undocumented change at revision 140860.
19479 2009-02-21 Joseph Myers <joseph@codesourcery.com>
19481 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
19482 take gimple_seq * arguments.
19483 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
19484 types_compatible_p langhook.
19486 2009-02-20 Mark Mitchell <mark@codesourcery.com>
19487 Joseph Myers <joseph@codesourcery.com>
19489 * config/arm/arm.c (arm_builtin_va_list): New function.
19490 (arm_expand_builtin_va_start): Likewise.
19491 (arm_gimplify_va_arg_expr): Likewise.
19492 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
19493 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
19494 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
19495 (va_list_type): New variable.
19496 (arm_mangle_type): Mangle va_list_type appropriately.
19498 2009-02-20 Jakub Jelinek <jakub@redhat.com>
19500 PR middle-end/39157
19501 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
19502 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
19503 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
19504 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
19505 parameter to 1000 for -O1 by default.
19506 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
19508 * loop-invariant.c: Include params.h.
19509 (move_loop_invariants): Don't call move_single_loop_invariants on
19512 2009-02-20 Jaka Mocnik <jaka@xlab.si>
19514 * calls.c (emit_library_call_value_1): Use slot_offset instead of
19515 offset when calculating bounds for indexing stack_usage_map. Fixes
19516 a buffer overflow with certain target setups.
19518 2009-02-20 Jakub Jelinek <jakub@redhat.com>
19521 * calls.c (expand_call): Clear try_tail_call if caller and callee
19522 disagree in promotion of function return value.
19524 2009-02-19 Jakub Jelinek <jakub@redhat.com>
19527 * c-common.c (c_determine_visibility): If visibility changed and
19528 DECL_RTL has been already set, call make_decl_rtl to update symbol
19531 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
19534 * varasm.c (assemble_variable): Don't check DECL_NAME when
19535 globalizing a variable.
19537 2009-02-19 Joseph Myers <joseph@codesourcery.com>
19540 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
19541 expression before any __builtin_trap call.
19542 * c-typeck.c (build_function_call): Convert and check function
19543 arguments before generating a call to a trap. Evaluate the
19544 function arguments before the trap.
19546 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
19549 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
19550 (UNSPEC_FXAM_MEM): New unspec.
19551 (fxam<mode>2_i387_with_temp): New insn and split pattern.
19552 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
19553 memory using fxam<mode>2_i387_with_temp to remove excess precision.
19555 2009-02-19 Richard Guenther <rguenther@suse.de>
19557 PR tree-optimization/39207
19558 PR tree-optimization/39074
19559 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
19560 storedanything_tree): New.
19561 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
19562 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
19563 (build_succ_graph): Add edges from STOREDANYTHING to all
19565 (init_base_vars): Initialize STOREDANYTHING.
19566 (compute_points_to_sets): Free substitution info after
19567 building the succ graph.
19568 (ipa_pta_execute): Likewise.
19570 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
19572 (do_ds_constraint): Do not add to special var or non-pointer
19574 (type_could_have_pointers): Split out from ...
19575 (could_have_pointers): ... here. For arrays use the element type.
19576 (create_variable_info_for): Initialize may_have_pointers.
19577 (new_var_info): Likewise.
19578 (handle_lhs_call): Make the HEAP variable unknown-sized.
19579 (intra_create_variable_infos): Use a type with pointers for
19580 PARM_NOALIAS, make it unknown-sized.
19582 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
19585 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
19587 2009-02-18 Jason Merrill <jason@redhat.com>
19590 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
19591 value if DECL_EXTERNAL.
19592 * tree-sra.c (sra_walk_gimple_assign): Likewise.
19593 * target.h (gcc_target::binds_local_p): Clarify "module".
19594 * tree.h (TREE_PUBLIC): Clarify "module".
19596 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
19599 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
19600 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
19602 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
19605 * c.opt (Wabi): Support C and ObjC.
19608 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
19610 * config/i386/i386.c (classify_argument): Warn once about the ABI
19611 change when passing union with long double.
19613 * doc/invoke.texi: Update -Wabi for warning psABI changes.
19615 2009-02-18 Joseph Myers <joseph@codesourcery.com>
19618 * c-parser.c (c_parser_compound_statement): Always enter and leave
19621 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19624 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
19626 2009-02-18 Jakub Jelinek <jakub@redhat.com>
19628 PR tree-optimization/36922
19629 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
19630 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
19633 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19635 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
19638 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19640 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
19642 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19644 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
19647 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
19648 Richard Sandiford <rdsandiford@googlemail.com>
19650 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
19651 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
19652 (loongson_biadd): ...this.
19654 2009-02-17 Richard Guenther <rguenther@suse.de>
19656 PR tree-optimization/39202
19657 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
19658 a var make sure to follow existing collapses.
19660 2009-02-17 Richard Guenther <rguenther@suse.de>
19662 PR middle-end/39214
19663 * langhooks.c (lhd_print_error_function): Check for NULL block.
19665 2009-02-17 Richard Guenther <rguenther@suse.de>
19667 PR tree-optimization/39204
19668 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
19671 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
19673 * config/soft-fp/double.h: Update from glibc CVS.
19675 2009-02-17 Richard Guenther <rguenther@suse.de>
19677 PR tree-optimization/39207
19678 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
19679 strict-aliasing warnings for pointers pointing to NULL.
19681 2009-02-16 Joseph Myers <joseph@codesourcery.com>
19684 * c-parser.c (c_parser_braced_init): Call pop_init_level when
19685 skipping until next close brace.
19687 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
19690 * config/i386/i386.c (ix86_expand_push): Set memory alignment
19691 to function argument boundary.
19693 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
19695 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
19696 in the lea_add. Reload eventually constraints it properly.
19697 * config/picochip/constraints.md: Remove the target constraint
19698 "b", since it is not needed anymore.
19700 2009-02-16 Jakub Jelinek <jakub@redhat.com>
19702 * gthr-dce.h: Uglify function parameter and local variable names.
19703 * gthr-gnat.h: Likewise.
19704 * gthr-mipssde.h: Likewise.
19705 * gthr-nks.h: Likewise.
19706 * gthr-posix95.h: Likewise.
19707 * gthr-posix.h: Likewise.
19708 * gthr-rtems.h: Likewise.
19709 * gthr-single.h: Likewise.
19710 * gthr-solaris.h: Likewise.
19711 * gthr-tpf.h: Likewise.
19712 * gthr-vxworks.h: Likewise.
19713 * gthr-win32.h: Likewise.
19715 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
19718 * config/i386/i386.md: Restrict the new peephole2 to move
19719 between MMX/SSE registers.
19721 2009-02-15 Richard Guenther <rguenther@suse.de>
19724 2009-02-13 Richard Guenther <rguenther@suse.de>
19726 * configure.ac: Enable LFS.
19727 * configure: Re-generate.
19728 * config.in: Likewise.
19730 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19732 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
19733 spu_srqwbyte, spu_srqwbytebc): Define.
19734 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
19735 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
19736 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
19737 "shrqby_<mode>"): New insn-and-split patterns.
19738 * config/spu/spu.c (expand_builtin_args): Determine and return
19739 number of operands using spu_builtin_description data.
19740 (spu_expand_builtin_1): Use it.
19742 2009-02-13 Steve Ellcey <sje@cup.hp.com>
19745 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
19748 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19751 * config/i386/i386.c (override_options): Correct warning
19752 messages for -malign-loops, -malign-jumps and -malign-functions.
19754 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19757 * config/i386/i386.md: Restrict the new peephole2 to move
19758 between the general purpose registers.
19760 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19763 * config/i386/i386.c (type_natural_mode): Add a new argument.
19764 Return the original mode and warn ABI change if vector size is 32byte.
19765 (function_arg_advance): Updated.
19766 (function_arg): Likewise.
19767 (ix86_function_value): Likewise.
19768 (ix86_return_in_memory): Likewise.
19769 (ix86_sol10_return_in_memory): Likewise.
19770 (ix86_gimplify_va_arg): Likewise.
19771 (function_arg_32): Don't warn ABX ABI change here.
19772 (function_arg_64): Likewise.
19774 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
19776 * loop-iv.c (implies_p): In the final case, test that operands 0
19777 of the two comparisons match.
19779 * config/bfin/bfin.c (find_prev_insn_start): New function.
19780 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
19781 (find_next_insn_start): Move.
19783 2009-02-13 Richard Guenther <rguenther@suse.de>
19785 * configure.ac: Enable LFS.
19786 * configure: Re-generate.
19787 * config.in: Likewise.
19789 2009-02-13 Joseph Myers <joseph@codesourcery.com>
19792 * c-parser.c (c_parser_parms_list_declarator): Discard pending
19793 sizes on syntax error after some arguments have been parsed.
19795 2009-02-12 Jakub Jelinek <jakub@redhat.com>
19797 * doc/invoke.texi (-fira): Remove.
19799 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19801 * caller-save.c: Replace regclass.c with reginfo.c in comments.
19802 * recog.c: Likewise.
19805 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
19807 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
19808 (umul_ppmm): Likewise.
19809 (count_leading_zeros): Likewise.
19810 (count_trailing_zeros): Likewise.
19811 (UMUL_TIME): Likewise.
19813 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19815 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
19816 soft-fp/t-softfp to tmake_file.
19818 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
19819 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
19820 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
19821 IA64_BUILTIN_INFQ]: New.
19822 (ia64_init_builtins): Initialize __builtin_infq,
19823 __builtin_fabsq and __builtin_copysignq if not HPUX.
19824 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
19825 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
19827 * config/ia64/lib1funcs.asm (__divtf3): Define only if
19829 (__fixtfti): Likewise.
19830 (__fixunstfti): Likewise.
19831 (__floattitf): Likewise.
19833 * config/ia64/libgcc-glibc.ver: New.
19834 * config/ia64/t-fprules-softfp: Likewise.
19835 * config/ia64/sfp-machine.h: Likewise.
19837 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
19838 (LIBGCC2_TF_CEXT): Likewise.
19839 (TF_SIZE): Likewise.
19840 (TARGET_INIT_LIBFUNCS): Likewise.
19842 * config/ia64/t-glibc (SHLINB_MAPFILES):
19843 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
19845 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19847 * config/i386/i386.c (construct_container): Rewrite processing
19848 BLKmode with X86_64_SSE_CLASS.
19850 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
19853 * config/i386/i386.md: Replace simplify_replace_rtx with
19854 replace_rtx in the new peephole2.
19856 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
19858 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
19859 loop unrolling do not happen at -O2.
19861 2009-02-12 Michael Matz <matz@suse.de>
19863 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
19865 2009-02-12 Jakub Jelinek <jakub@redhat.com>
19867 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
19870 2009-02-12 Ben Elliston <bje@au.ibm.com>
19872 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
19873 patterns when updating the back chain. Missed in the 2009-02-10
19876 2009-02-11 Janis Johnson <janis187@us.ibm.com>
19878 * doc/extend.texi (Decimal Floating Types): Update identifier of
19879 draft TR and list of missing support.
19881 2009-02-11 Jakub Jelinek <jakub@redhat.com>
19883 PR middle-end/39154
19884 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
19885 bit to variable length decl's flags, add it also to its
19886 pointer replacement variable.
19888 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
19889 Jakub Jelinek <jakub@redhat.com>
19892 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
19893 (memory_blockage): New expander.
19894 (*memory_blockage): New insn pattern.
19895 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
19896 instead of general blockage at the end of function prologue when
19897 frame pointer is used to access red zone area. Do not emit blockage
19898 when profiling, it is emitted in generic code.
19899 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
19900 function epilogue when frame pointer is used to access red zone area.
19902 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
19905 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
19906 by arithmetic with memory operands.
19907 * config/i386/predicates.md (commutative_operator): New.
19909 2009-02-10 Janis Johnson <janis187@us.ibm.com>
19911 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
19914 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
19916 * alias.h (record_alias_subset): Declare.
19917 * alias.c (record_alias_subset): Make global.
19919 2009-02-10 Nick Clifton <nickc@redhat.com>
19921 * tree-parloops.c: Change license to GPLv3.
19922 * ipa-struct-reorg.c: Change license to GPLv3.
19923 * ipa-struct-reorg.h: Change license to GPLv3.
19925 2009-02-10 Steve Ellcey <sje@cup.hp.com>
19928 * c-decl.c (start_struct): Return NULL on error.
19930 2009-02-10 Jakub Jelinek <jakub@redhat.com>
19932 PR middle-end/39124
19933 * cfgloopmanip.c (remove_path): Call remove_bbs after
19934 cancel_loop_tree, not before it.
19937 * function.h (struct function): Add has_local_explicit_reg_vars bit.
19938 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
19939 VAR_DECLs were seen.
19940 * tree-ssa-live.c (remove_unused_locals): Recompute
19941 cfun->has_local_explicit_reg_vars.
19942 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
19943 copies or clearings if cfun->has_local_explicit_reg_vars.
19945 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
19948 * config/i386/i386.c (expand_prologue): Emit blockage at the end
19949 of function prologue when frame pointer is used to access
19952 2009-02-10 Richard Guenther <rguenther@suse.de>
19954 PR middle-end/39127
19955 * gimplify.c (gimple_regimplify_operands): Always look if
19956 we need to create a temporary.
19958 2009-02-10 Richard Guenther <rguenther@suse.de>
19960 PR tree-optimization/39132
19961 * tree-loop-distribution.c (todo): New global var.
19962 (generate_memset_zero): Trigger TODO_rebuild_alias.
19963 (tree_loop_distribution): Return todo.
19965 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
19968 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
19969 (x86_64_reg_class_name): Removed.
19970 (classify_argument): Return 0 if bytes > 32. Return 0 if the
19971 first one isn't X86_64_SSE_CLASS or any other ones aren't
19972 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
19973 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
19974 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
19975 and 3 X86_64_SSEUP_CLASS.
19976 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
19977 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
19979 2009-02-10 Ben Elliston <bje@au.ibm.com>
19981 * config/rs6000/rs6000.md (allocate_stack): Always use an update
19982 form instruction to update the stack back chain word, even if the
19983 user has disabled the generation of update instructions.
19984 (movdi_<mode>_update_stack): New.
19985 (movsi_update_stack): Likewise.
19986 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
19987 always use an update form instruction to update the stack back
19990 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
19992 PR middle-end/38953
19993 * graphite.c (if_region_set_false_region): After moving a region in
19994 the false branch of a condition, remove the empty dummy basic block.
19995 (gloog): Remove wrong fix for PR38953.
19997 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19999 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
20000 generation due to implicit sign extension.
20002 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
20004 PR middle-end/38981
20005 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
20006 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
20008 2009-02-09 Richard Guenther <rguenther@suse.de>
20010 PR middle-end/35202
20011 * convert.c (convert_to_real): Disable (float)fn((double)x)
20012 to fnf(x) conversion if errno differences may occur and
20013 -fmath-errno is set.
20015 2009-02-07 Anatoly Sokolov <aesok@post.ru>
20017 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
20018 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
20019 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
20021 2009-02-06 Joseph Myers <joseph@codesourcery.com>
20024 * c-common.c (handle_alias_attribute): Disallow attribute for
20025 anything not a FUNCTION_DECL or VAR_DECL.
20027 2009-02-06 Janis Johnson <janis187@us.ibm.com>
20030 * real.c (do_compare): Special-case compare of zero against
20031 decimal float value.
20033 2009-02-06 Joseph Myers <joseph@codesourcery.com>
20036 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
20037 as indicating flexible array members unless the field itself is
20038 being declarared as the incomplete array.
20040 2009-02-06 Jan Hubicka <jh@suse.cz>
20042 PR tree-optimization/38844
20043 * ipa-inline.c (try_inline): Stop inlining recursion when edge
20044 is already inlined.
20046 2009-02-06 Richard Guenther <rguenther@suse.de>
20048 PR middle-end/38977
20049 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
20050 fork because we may expand it as __gcov_fork.
20052 2009-02-06 Nick Clifton <nickc@redhat.com>
20054 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
20056 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
20058 PR tree-optimization/35659
20059 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
20060 vn_phi_eq): Shortcut if hashcode does not match.
20061 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
20063 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
20064 and avoid iterative_hash_expr.
20065 (FOR_EACH_VALUE_ID_IN_SET): New.
20066 (value_id_compare): Remove.
20067 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
20068 sort expressions by value id.
20070 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
20073 * config/sh/predicates.md (general_movsrc_operand): Don't check
20074 the subreg of system registers here.
20076 2009-02-05 Jakub Jelinek <jakub@redhat.com>
20079 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
20080 on the copied decl.
20082 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
20084 PR rtl-optimization/39110
20085 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
20086 addresses, not aligned ones.
20088 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
20089 Richard Guenther <rguenther@suse.de>
20091 PR tree-optimization/39100
20092 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
20093 comment says and add edges.
20095 2009-02-05 Joseph Myers <joseph@codesourcery.com>
20098 * c-common.c (handle_tls_model_attribute): Ignore attribute for
20099 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
20101 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
20103 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
20104 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
20105 register_bb_in_sese, new_sese, free_sese): Moved.
20106 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
20107 outermost_loop_in_scop, build_scop_iteration_domain,
20108 expand_scalar_variables_ssa_name, get_vdef_before_scop,
20109 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
20110 Use loop_in_sese_p instead of loop_in_scop_p.
20111 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
20112 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
20113 (scopdet_basic_block_info): Fix bug in scop detection.
20114 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
20115 eq_loop_to_cloog_loop): Remove.
20116 (nb_loops_around_loop_in_scop, nb_loop
20117 ref_nb_loops): Moved here...
20118 * graphite.h (ref_nb_loops): ... from here.
20119 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
20120 (loop_domain_dim, loop_iteration_vector_dim): Remove.
20121 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
20122 * testsuite/gcc.dg/graphite/scop-19.c: New
20124 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
20125 Hans-Peter Nilsson <hp@axis.com>
20127 PR rtl-optimization/37889
20128 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
20129 Move offset handling from PLUS to before the switch. Use new
20130 arguments when considering SYMBOL_REFs too.
20131 (rtx_addr_can_trap_p): Pass dummy offset and size.
20132 (enum may_trap_p_flags): Remove.
20133 (may_trap_p_1): Pass size from MEM_SIZE.
20135 PR rtl-optimization/38921
20136 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
20137 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
20138 * rtlanal.c (may_trap_after_code_motion_p): Delete.
20139 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
20141 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
20143 AVX Programming Reference (January, 2009)
20144 * config/i386/sse.md (*vpclmulqdq): New.
20146 2009-02-04 Jakub Jelinek <jakub@redhat.com>
20148 PR tree-optimization/38977
20149 PR gcov-profile/38292
20150 * calls.c (special_function_p): Disregard __builtin_ prefix.
20152 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
20154 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
20155 non-indexable addresses even before reload.
20157 2009-02-03 Joseph Myers <joseph@codesourcery.com>
20160 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
20161 as having variable size. Do not give an error for unnamed
20162 parameters with [*] declarators. Give a warning for type names
20163 with [*] declarators and mark them as variable size.
20164 * c-parser.c (c_parser_sizeof_expression): Do not give an error
20165 for sizeof applied to [*] type names.
20167 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
20170 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
20172 2009-02-03 Jakub Jelinek <jakub@redhat.com>
20174 * gcc.c (process_command): Update copyright notice dates.
20175 * gcov.c (print_version): Likewise.
20176 * gcov-dump.c (print_version): Likewise.
20177 * mips-tfile.c (main): Likewise.
20178 * mips-tdump.c (main): Likewise.
20180 2009-02-03 Joseph Myers <joseph@codesourcery.com>
20183 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
20184 for composite type involving a zero-length array type.
20186 2009-02-03 Jakub Jelinek <jakub@redhat.com>
20189 * function.c (match_asm_constraints_1): Skip over
20190 initial optional % in the constraint.
20192 PR inline-asm/39059
20193 * c-parser.c (c_parser_postfix_expression): If fixed point is not
20194 supported, don't accept FIXED_CSTs.
20195 * c-decl.c (finish_declspecs): Error if fixed point is not supported
20196 and _Sat is used without _Fract/_Accum. Set specs->type to
20197 integer_type_node for cts_fract/cts_accum if fixed point is not
20200 2009-02-02 Catherine Moore <clm@codesourcery.com>
20202 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
20204 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
20206 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
20207 (ABI_HAS_64BIT_SYMBOLS): Use it.
20208 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
20210 2009-02-02 Paul Brook <paul@codesourcery.com>
20212 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
20214 2009-02-02 Jakub Jelinek <jakub@redhat.com>
20216 PR inline-asm/39058
20217 * recog.h (asm_operand_ok): Add constraints argument.
20218 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
20219 recurse on matching constraint.
20220 (check_asm_operands): Pass constraints as 3rd argument to
20221 asm_operand_ok. Don't look up matching constraint here.
20222 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
20225 2009-02-02 Ben Elliston <bje@au.ibm.com>
20227 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
20228 TARGET_NARROW_VOLATILE_BITFIELD macro names.
20230 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20232 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
20233 information. Remove some obsolete information. Reorganize.
20235 * config/pa/fptr.c: Revert license to GPL 2.
20236 * config/pa/milli64.S: Likewise.
20238 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
20241 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
20242 LIBRARY name in, instead of hard-coding it.
20243 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
20244 extra target make frag to tmake_files according to EH model.
20245 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
20246 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
20247 frags that define makefile variable EH_MODEL appropriately.
20248 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
20249 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
20250 to "-sjlj" according to type of EH configured.
20251 (LIBGCC_SONAME): Concatenate it to shared library base name.
20252 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
20253 to "_sjlj" according to type of EH configured.
20254 (LIBGCC_SONAME): Concatenate it to shared library base name.
20255 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
20256 (SHLIB_LINK): Add missing semicolon to if-else construct.
20257 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
20258 string value of "pe_dll" command-line option.
20259 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
20260 (SHLIB_SONAME): Use it when overriding t-cygming default.
20261 (SHLIB_IMPLIB): Override t-cygming default.
20262 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
20263 string value of "pe_dll" command-line option.
20265 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
20268 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
20269 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
20271 2009-01-31 Richard Guenther <rguenther@suse.de>
20273 PR tree-optimization/38937
20274 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
20275 computing the transitive closure.
20277 2009-01-30 Richard Guenther <rguenther@suse.de>
20279 PR tree-optimization/39041
20280 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
20281 Propagate variable indices only if the types match for this stmt.
20283 2009-01-30 Jakub Jelinek <jakub@redhat.com>
20286 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
20287 inline but never defined.
20289 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
20291 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
20292 (*insv_h_di_reg_extimm): New insn.
20293 (*insv_l<mode>_reg_extimm): New insn.
20295 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
20297 * config/picochip/picochip.c (flag_conserve_stack): set
20298 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
20299 fconserve-stack. Reduce call-overhead used by inliner.
20301 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
20304 * common.opt (flag_conserve_stack): Initialised to zero.
20306 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
20309 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
20310 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
20313 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
20315 * ira-color.c (allocno_reload_assign): Update comments.
20316 * regmove.c (regmove_optimize): Likewise.
20320 2009-01-29 Robert Millan <rmh@aybabtu.com>
20322 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
20323 * config/i386/kopensolaris-gnu.h: New file. Undefine
20324 `MD_UNWIND_SUPPORT'.
20325 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
20327 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
20329 PR tree-optimization/39007
20330 * tree-loop-distribution.c (generate_builtin): Use
20331 recompute_dominator to compute the immediate dominator of the
20332 basic block just after the loop.
20334 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
20336 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
20337 (ASM_OUTPUT_DWARF_PCREL): Define.
20339 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
20341 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
20342 * doc/passes.texi: Remove entries about regclass, local-alloc, and
20343 global. Modify entries about regmove and IRA.
20345 * ra-conflict.c: Remove the file.
20347 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
20349 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
20350 (pass_regclass_init): Rename to pass_reginfo_init.
20352 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
20354 * toplev.h (flag_ira): Remove.
20356 * caller-save.c (setup_save_areas): Remove flag_ira.
20358 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
20360 * global.c: Remove the file.
20362 * opts.c (decode_options): Remove flag_ira.
20364 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
20366 * regmove.c: Modify file description.
20367 (find_use_as_address, try_auto_increment): Define them only if
20368 AUTO_INC_DEC is defined.
20369 (replacement_quality, replace_in_call_usage, fixup_match_1,
20370 stable_and_no_regs_but_for_p): Remove.
20371 (reg_set_in_bb): Make it static.
20372 (regmove_optimize): Remove flag_ira and code which worked for
20375 * local-alloc.c: Remove the file.
20377 * common.opt (fira): Remove.
20379 * ira.c: Include except.h.
20380 (eliminable_regset): Move from global.c.
20381 (mark_elimination): Ditto. Remove flag_ira.
20382 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
20383 equiv_mem_modified, validate_equiv_mem_from_store,
20384 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
20385 contains_replace_regs, memref_referenced_p, memref_used_between_p,
20386 no_equiv, recorded_label_ref): Move from local-alloc.c.
20387 (update_equiv_regs): Ditto. Make it static.
20388 (print_insn_chain, print_insn_chains): Move it from global.c.
20389 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
20390 (build_insn_chain): Ditto. Make it static.
20391 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
20392 Rename to init_live_subregs.
20393 (gate_ira): Remove flag_ira.
20395 * regclass.c: Rename reginfo.c. Change file description.
20396 (FORBIDDEN_INC_DEC_CLASSES): Remove.
20397 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
20398 (init_reg_sets_1): Remove code for evaluation of
20399 reg_class_superclasses and losing_caller_save_reg_set.
20400 (init_regs): Remove init_reg_autoinc.
20401 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
20402 ok_for_base_p_nonstrict): Remove.
20403 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
20404 (pass_regclass_init): Rename to pass_reginfo_init. Modify
20405 corresponding entries.
20406 (dump_regclass, record_operand_costs, scan_one_insn,
20407 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
20408 record_address_regs, auto_inc_dec_reg_p): Remove.
20409 (gt-regclass.h): Rename to gt-reginfo.h.
20411 * rtl.h (dump_global_regs, retry_global_alloc,
20412 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
20414 * Makefile.in (RA_H): Remove.
20415 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
20416 Rename regclass.o to reginfo.o.
20417 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
20419 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
20420 (GTFILES): Rename regclass.c to reginfo.c.
20422 * passes.c (init_optimization_passes): Remove pass_local_alloc and
20423 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
20425 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
20426 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
20428 (finish_spills): Ditto. Remove code for !flag_ira.
20430 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
20432 PR middle-end/35854
20433 * doc/invoke.texi (rtl debug options): Complete rewrite.
20434 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
20436 * mode-switching.c (pass_mode_switching): Rename pass from
20437 "mode-sw" to "mode_sw".
20438 * except.c (pass_convert_to_eh_ranges): Rename pass from
20439 "eh-ranges" to "eh_ranges".
20440 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
20444 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
20445 Alexander Monakov <amonakov@ispras.ru>
20447 PR middle-end/38857
20448 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
20450 (move_exprs_to_boundary): Change return type and pass through
20451 should_move from move_op. Relax assert. Update usage ...
20452 (schedule_expr_on_boundary): ... here. Use should_move instead of
20454 (move_op_orig_expr_found): Indicate that insn was disconnected from
20456 (code_motion_process_successors): Do not call after_merge_succs
20457 callback if original expression was not found when traversing any of
20459 (code_motion_path_driver): Change return type. Update prototype.
20460 (move_op): Update comment. Add a new parameter (should_move). Update
20461 prototype. Set *should_move based on indication provided by
20462 move_op_orig_expr_found.
20464 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
20466 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
20467 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
20468 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
20469 * config/rs6000/rs6000.c (rs6000_override_options): Default
20470 avoid-indexed-addresses on for Power6, off for everything else.
20471 (avoiding_indexed_address_p): New function.
20472 (rs6000_legitimize_address): Use it.
20473 (rs6000_legitimate_address): Likewise.
20474 * config/rs6000/rs6000.md (movXX_updateX): Likewise
20476 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
20478 PR tree-optimization/38997
20479 * tree-loop-distribution.c (generate_memset_zero): Use
20480 POINTER_PLUS_EXPR for a pointer addition.
20482 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
20484 * config/s390/s390.md (bswap<mode>2): New pattern added.
20486 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
20488 * config/s390/s390.md (*tls_load_31): Added type attribute.
20490 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
20492 * config/s390/s390.md: Fix a few comments.
20494 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
20496 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
20497 (*tm<mode>_full): Fixed z10prop attribute.
20498 (*tst<mode>_extimm): Fixed z10prop attribute.
20499 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
20500 (*tstqiCCT_cconly): Fixed z10prop attribute.
20501 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
20502 (*movsi_larl): Fixed z10prop attribute.
20503 (*movsi_zarch): Fixed z10prop attribute.
20504 (*movsi_eas): Fixed z10prop attribute.
20505 (*movhi): Fixed z10prop attribute.
20506 (*movqi): Fixed z10prop attribute.
20507 (*movstrictqi): Fixed z10prop attribute.
20508 (*mov<mode>): Fixed z10prop attribute.
20509 (*movcc): Fixed z10prop attribute.
20510 (*sethighpartdi_64): Fixed z10prop attribute.
20511 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
20512 (*negdi2_sign_cc): Fixed z10prop attribute.
20513 (*negdi2_sign): Fixed z10prop attribute.
20514 (*absdi2_sign_cc): Fixed z10prop attribute.
20515 (*absdi2_sign): Fixed z10prop attribute.
20516 (*negabsdi2_sign_cc): Fixed z10prop attribute.
20517 (*negabsdi2_sign): Fixed z10prop attribute.
20518 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
20519 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
20520 (doloop_si64): Fixed z10prop attribute.
20521 (doloop_si31): Fixed z10prop attribute.
20522 (doloop_long): Fixed z10prop attribute.
20523 (indirect_jump): Fixed z10prop attribute.
20524 (nop): Fixed z10prop attribute.
20525 (main_base_64): Fixed z10prop attribute.
20526 (reload_base_64): Fixed z10prop attribute.
20528 2009-01-28 Jakub Jelinek <jakub@redhat.com>
20530 PR rtl-optimization/38740
20531 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
20533 * config/mips/mips.c (mips_reorg): Likewise.
20535 2009-01-28 Richard Guenther <rguenther@suse.de>
20537 PR tree-optimization/38926
20538 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
20539 with the correct value id to a value.
20540 (do_regular_insertion): Use the value number of edoubleprime
20541 for the value number of the expr.
20544 2008-08-21 Richard Guenther <rguenther@suse.de>
20546 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
20547 a PHI ask VN if it is already available.
20548 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
20549 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
20551 2009-01-28 Jakub Jelinek <jakub@redhat.com>
20553 PR middle-end/38934
20554 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
20555 set to varying whenever max has TREE_OVERFLOW set, similarly
20556 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
20558 2009-01-28 Richard Guenther <rguenther@suse.de>
20560 PR middle-end/38908
20561 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
20562 uninitialized aggregate uses in call arguments.
20564 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
20566 PR tree-optimization/38984
20567 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
20568 the nothing_id variable if -fno-delete-null-pointer-checks.
20570 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
20573 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
20574 (set_got_offset_rex64): Ditto.
20576 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
20579 * doc/extend.texi: Improve local variable with asm reg.
20581 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
20583 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
20584 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
20585 was not supplied then set warn_packed_bitfield_compat to the
20586 default value of 1.
20587 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
20590 2009-01-27 Richard Guenther <rguenther@suse.de>
20592 PR tree-optimization/38503
20593 * cfgexpand.c (expand_gimple_basic_block): Ignore
20594 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
20595 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
20596 variables that cannot have TBAA applied.
20597 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
20600 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
20602 PR middle-end/38969
20603 * calls.c (initialize_argument_information): Do not wrap complex
20604 arguments in SAVE_EXPR.
20606 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
20608 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
20609 (INSTALL_LIBGCC): Revert typo commit.
20611 2009-01-26 Richard Guenther <rguenther@suse.de>
20613 PR tree-optimization/38745
20614 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
20615 from special handling.
20617 2009-01-26 Richard Guenther <rguenther@suse.de>
20619 PR tree-optimization/38745
20620 * tree-ssa.c (execute_update_addresses_taken): Do not include
20621 variables that cannot possibly be a register in not_reg_needs.
20622 Do not clear TREE_ADDRESSABLE on vars that may not become
20624 * tree-ssa.c (update_alias_info_1): Include those in the set
20625 of addressable vars.
20627 2009-01-26 Richard Guenther <rguenther@suse.de>
20629 PR middle-end/38851
20630 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
20631 * tree-ssa-dse.c: Include langhooks.h
20632 (execute_simple_dse): Remove stores with zero size.
20634 2009-01-24 Jakub Jelinek <jakub@redhat.com>
20637 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
20640 2009-01-24 Julian Brown <julian@codesourcery.com>
20642 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
20643 config/arm/linux-atomic.c.
20644 * config/arm/linux-atomic.c: New.
20646 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
20648 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
20649 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
20650 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
20652 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
20655 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
20658 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
20660 PR tree-optimization/38953
20661 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
20662 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
20663 (gloog): Split the exit of the scop when the scop exit is a loop exit.
20664 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
20667 2009-01-24 Paul Brook <paul@codesourcery.com>
20669 * config/arm/neon.md (neon_type): Move to arm.md.
20670 (neon_mov<VSTRUCT>): Add neon_type attribute.
20671 * config/arm/arm.md (neon_type): Move to here.
20672 (conds): Add "unconditioal" and use as default for NEON insns.
20674 2009-01-24 Ben Elliston <bje@au.ibm.com>
20676 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
20677 void *' warning from -Wc++-compat.
20678 * Makefile.in (dominance.o-warn): Remove.
20680 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
20682 PR tree-optimization/38932
20683 * fold-const.c (fold_unary_ignore_overflow): New.
20684 * tree.h (fold_unary_ignore_overflow): Declare.
20685 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
20686 * tree-ssa-sccvn.c (visit_reference_op_load,
20687 simplify_unary_expression): Likewise.
20689 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
20691 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
20692 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
20693 regardless of their type.
20694 * c-common.c (handle_packed_attribute): Don't ignore packed on
20696 * c.opt (Wpacked-bitfield-compat): New warning option.
20697 * stor-layout.c (place_field): Warn if offset of a field changed.
20698 * doc/extend.texi (packed): Mention the ABI change.
20699 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
20700 (Warning Options): Add it to the list.
20702 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
20704 * c-opts.c (c_common_post_options): Fix a typo in comments.
20706 2009-01-22 Steve Ellcey <sje@cup.hp.com>
20708 PR middle-end/38615
20709 * gimplify.c (gimplify_init_constructor): Fix promotion of const
20710 variables to static.
20711 * doc/invoke.texi (-fmerge-all-constants): Update description.
20713 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
20716 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
20717 (*movdi_1_rex64): Use type "mmx" for alternative 5.
20719 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
20721 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
20723 (LOCAL_ALIGNMENT): Similarly.
20725 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
20726 Joseph Myers <joseph@codesourcery.com>
20728 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
20729 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
20730 * config/arm/arm-tune.md: Regenerate.
20731 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
20734 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
20736 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
20737 version number to five.
20739 2009-01-22 Dodji Seketeli <dodji@redhat.com>
20742 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
20743 * c-common.c (set_underlying_type): Likewise.
20744 (is_typedef_decl ): Likewise
20746 (set_underlying_type): Likewise.
20747 (is_typedef_type): Likewise.
20749 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
20751 PR middle-end/38587
20752 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
20755 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
20758 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
20759 (LIBGCC_SPEC): Don't define.
20760 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
20762 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
20764 PR rtl-optimization/38879
20765 * alias.c (base_alias_check): Unaligned access via AND address can
20766 alias all surrounding object types except those with sizes equal
20767 or wider than the size of unaligned access.
20769 2009-01-21 Dodji Seketeli <dodji@redhat.com>
20772 * c-decl.c (clone_underlying_type): Move this ...
20773 * c-common.c (set_underlying_type): ... here.
20774 Also, make sure the function properly sets TYPE_STUB_DECL() on
20775 the newly created typedef variant type.
20776 (is_typedef_decl ): New entry point.
20777 * tree.h: Added a new member member_types_needing_access_check to
20778 struct tree_decl_non_common.
20779 (set_underlying_type): New entry point.
20780 (is_typedef_type): Likewise.
20782 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
20784 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
20785 Check whether two instructions have memory references that
20786 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
20787 are helper functions for traversing.
20788 * alias.h (insn_alias_sets_confilict_p): New prototypes.
20789 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
20790 not to draw dependency edge for instructions with non-conflicting
20793 2009-01-20 Joseph Myers <joseph@codesourcery.com>
20796 * longlong.h: Update copyright years. Use soft-fp license notice.
20797 Sync __clz_tab declaration with glibc.
20799 2009-01-20 Steve Ellcey <sje@cup.hp.com>
20802 * doc/extend.texi (syscall_linkage): New.
20803 (version_id): Modify.
20805 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
20806 Richard Guenther <rguenther@suse.de>
20808 PR tree-optimization/38747
20809 PR tree-optimization/38748
20810 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
20811 conversion if the base address is an indirect reference and the
20812 aliasing sets could cause issues.
20814 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
20816 * common.opt (fgraphite, fgraphite-identity): Add comment for
20817 explaining why these options are not documented.
20819 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
20821 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
20822 gimple_call_lhs is NULL.
20824 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
20827 * emit-rtl.c (adjust_address_1): Make sure memref is never
20830 2009-01-20 Ben Elliston <bje@au.ibm.com>
20832 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
20833 const qualifier from arg parameter. Remove unnecessary cast to char *.
20834 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
20835 const qualifier from arg 2.
20837 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
20839 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
20841 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
20844 * rtl.h (reinit_regs): New prototype.
20845 * regclass.c: Include ira.h.
20846 (reinit_regs): New.
20847 * Makefile.in (regclass.o): Add ira.h.
20848 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
20850 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
20853 * c-common.c (handle_aligned_attribute): Use
20854 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
20855 default alignment value.
20857 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
20859 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
20860 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
20862 * doc/extend.texi: Update __attribute__ ((aligned)). Document
20863 __BIGGEST_ALIGNMENT__.
20865 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
20867 2009-01-18 Richard Guenther <rguenther@suse.de>
20869 PR tree-optimization/38819
20870 * tree-flow.h (operation_could_trap_helper_p): Declare.
20871 * tree-eh.c (operation_could_trap_helper_p): Export.
20872 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
20873 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
20874 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
20875 are about to insert a possibly trapping instruction and fail
20878 2009-01-18 Andreas Schwab <schwab@suse.de>
20880 * doc/install.texi (Configuration): Remove obsolete paragraph
20881 about use of --with-gnu-ld with --with-gnu-as.
20883 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
20885 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
20886 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
20887 Follow spelling conventions.
20889 2009-01-18 Ben Elliston <bje@au.ibm.com>
20891 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
20892 C++ warning about implicit conversion from void * to struct
20894 (bitmap_obstack_free): Likewise for bitmap_element *.
20895 * Makefile.in (bitmap.o-warn): Remove.
20897 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
20899 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
20901 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
20902 Tobias Grosser <tobi.grosser@amd.com>
20904 * graphite.c (graphite_trans_scop_block): Do not block single
20907 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
20909 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
20910 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
20911 test with assertion.
20913 2009-01-16 Richard Guenther <rguenther@suse.de>
20915 PR tree-optimization/38835
20916 PR middle-end/36227
20917 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
20918 and INT + PTR -> (INT)(PTR p+ INT) folding.
20919 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
20921 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
20924 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
20925 the subreg from a lowpart subreg if it is also casting the value.
20927 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
20928 Tobias Grosser <tobi.grosser@amd.com>
20930 * graphite.c (compare_prefix_loops): New.
20931 (build_scop_canonical_schedules): Rewritten.
20932 (graphite_transform_loops): Move build_scop_canonical_schedules
20933 after build_scop_iteration_domain.
20935 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
20936 Tobias Grosser <tobi.grosser@amd.com>
20938 * graphite.c (add_conditions_to_domain): Add the loops to
20939 the dimension of the iteration domain. Do copy the domain
20940 only when it exists.
20941 (build_scop_conditions_1): Do not call add_conditions_to_domain.
20942 (add_conditions_to_constraints): New.
20943 (can_generate_code_stmt, can_generate_code): Removed.
20944 (gloog): Do not call can_generate_code.
20945 (graphite_transform_loops): Call add_conditions_to_constraints
20946 after building the iteration domain.
20948 2009-01-16 Jakub Jelinek <jakub@redhat.com>
20950 PR tree-optimization/38789
20951 * tree-ssa-threadedge.c
20952 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
20953 __builtin_constant_p.
20955 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
20957 * dce.c (delete_unmarked_insns): Reversed the order that insns are
20958 examined before deleting them.
20960 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
20962 * function.c (aggregate_value_p): Correctly extract the function
20963 type from CALL_EXPR_FN lookup.
20965 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
20967 * config/picochip/picochip.c (picochip_override_options): Revert
20968 CFI asm flag disable commited previously.
20970 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
20971 Tobias Grosser <tobi.grosser@amd.com>
20972 Jan Sjodin <jan.sjodin@amd.com>
20974 * graphite.c (scan_tree_for_params): On substractions negate
20975 all the coefficients of the term.
20976 (clast_to_gcc_expression_red): New. Handle reduction expressions
20977 of more than two operands.
20978 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
20979 (get_vdef_before_scop): Handle also the case of default definitions.
20981 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
20983 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
20984 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
20985 Also use them when walking CALL_INSN_FUNCTION_USAGE.
20987 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
20988 Joey Ye <joey.ye@intel.com>
20990 PR middle-end/37843
20991 * cfgexpand.c (expand_stack_alignment): Don't update stack
20992 boundary nor check incoming stack boundary here.
20993 (gimple_expand_cfg): Update stack boundary and check incoming
20994 stack boundary here.
20996 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
20998 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
21000 2009-01-14 Jakub Jelinek <jakub@redhat.com>
21002 PR rtl-optimization/38245
21003 * calls.c (expand_call): Add stack arguments to
21004 CALL_INSN_FUNCTION_USAGE even for pure calls (when
21005 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
21006 in regs and partially in memory or BLKmode arguments.
21007 (emit_library_call_value_1): Add stack arguments to
21008 CALL_INSN_FUNCTION_USAGE even for pure calls (when
21009 ACCUMULATE_OUTGOING_ARGS).
21010 * dce.c: Include tm_p.h.
21011 (find_call_stack_args): New function.
21012 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
21014 (mark_insn): Call find_call_stack_args for CALL_Ps.
21015 (prescan_insns_for_dce): Walk insns backwards in bb rather than
21016 forwards. Allocate and free arg_stores bitmap if needed, pass it
21017 down to deletable_insn_p, don't mark stores set in arg_stores
21018 bitmap, clear the bitmap at the beginning of each bb.
21019 * Makefile.in (dce.o): Depend on $(TM_P_H).
21021 2009-01-14 Michael Meissner <gnu@the-meissners.org>
21024 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
21025 to make sure the insn is a conditional test (bug 22599). Reformat a
21028 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
21030 PR middle-end/38431
21031 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
21032 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
21033 (gloog): Do not call cleanup_tree_cfg.
21034 (graphite_transform_loops): Call cleanup_tree_cfg after all
21035 scops have been code generated.
21037 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
21038 * doc/gty.texi (Invoking the garbage collector): Added new node
21039 and section documenting ggc_collect.
21041 2009-01-14 Richard Guenther <rguenther@suse.de>
21043 PR tree-optimization/38826
21044 PR middle-end/38477
21045 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
21046 initialization notes only if we actually emitted a warning.
21047 (intra_create_variable_infos): Add constraints for a result decl
21048 that is passed by hidden reference.
21049 (build_pred_graph): Mark all related variables non-direct on
21052 2009-01-14 Nick Clifton <nickc@redhat.com>
21054 * ira-conflicts.c: Include addresses.h for the definition of
21056 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
21057 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
21059 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
21062 * Makefile.in (ira-lives.o): Add except.h.
21064 * ira-lives.c: Include except.h.
21065 (process_bb_node_lives): Process can_throw_internal.
21067 2009-01-13 Jakub Jelinek <jakub@redhat.com>
21069 PR rtl-optimization/38774
21070 * combine.c (simplify_set): When undoing cc_use change, don't do
21071 PUT_CODE on the newly created comparison, but instead put back the
21074 2009-01-13 Joseph Myers <joseph@codesourcery.com>
21076 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
21077 values. Remove duplicate arm8 entry.
21079 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
21081 PR tree-optimization/38786
21082 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
21083 the SSA_NAME case of expand_scalar_variables_expr.
21084 Set the type of an expression to the type of its assign statement.
21085 (expand_scalar_variables_expr): Also gather the scalar computation
21086 used to index the memory access. Do not pass loop_p.
21087 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
21088 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
21089 the gimple_stmt_iterator where it inserts new code.
21090 Do not pass loop_p.
21091 (copy_bb_and_scalar_dependences): Do not pass loop_p.
21092 (translate_clast): Update call to copy_bb_and_scalar_dependences.
21094 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
21096 * graphite.h (debug_value): Removed.
21097 * graphite.c (debug_value): Removed.
21099 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
21101 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
21102 ldrd/strd with two 32-bit instructions.
21104 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
21106 * config/arm/arm.c (struct processors): Pass for speed down into
21107 cost helper functions.
21108 (const_ok_for_op): Handle COMPARE and inequality nodes.
21109 (arm_rtx_costs_1): Rewrite.
21110 (arm_size_rtx_costs): Update prototype.
21111 (arm_rtx_costs): Pass speed down to helper functions.
21112 (arm_slowmul_rtx_costs): Rework cost calculations.
21113 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
21114 (arm_9e_rtx_costs): Likewise.
21116 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
21118 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
21119 relocations of local symbols wider than UNITS_PER_WORD are not valid.
21120 (alpha_legitimize_address): Do not split local symbols wider than
21121 UNITS_PER_WORD into HIGH/LO_SUM parts.
21123 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
21126 * gcc.c (process_command): Replace call to execvp with calls
21127 to pex_one and exit.
21129 2009-01-03 Anatoly Sokolov <aesok@post.ru>
21132 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
21133 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
21134 variant for devices with 3-byte PC.
21135 (__tablejump_elpm__): New.
21137 2009-01-12 Jakub Jelinek <jakub@redhat.com>
21140 * c-parser.c (c_parser_postfix_expression): Allow `->' in
21141 offsetof member-designator, handle it as `[0].'.
21143 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21145 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
21146 function when not using named sections on targets with named sections
21147 if branch distance is less than 262132.
21149 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
21151 * combine.c (combine_instructions): Recompute
21152 optimize_this_for_speed_p for each BB in the main combine loop.
21154 2009-01-12 Tomas Bily <tbily@suse.cz>
21157 * tree-loop-distribution.c (prop_phis): New function.
21158 (generate_builtin): Call prop_phis.
21159 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
21161 2009-01-12 Jakub Jelinek <jakub@redhat.com>
21163 PR tree-optimization/38807
21164 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
21165 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
21167 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
21169 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
21170 subreg of op0 to the original op0.
21172 2009-01-11 Laurent GUERBY <laurent@guerby.net>
21174 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
21176 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
21179 * mips-tfile.c (parse_def): Fix parsing of def strings
21180 starting with digits.
21182 2009-01-10 Jakub Jelinek <jakub@redhat.com>
21185 * config/arm/arm.c (arm_is_long_call_p): Don't call
21186 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
21188 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
21190 * regrename.c (regrename_optimize): Fix dumping.
21191 (find_oldest_value_reg): Preserve REG_POINTER.
21192 (copy_hardreg_forward_1): Likewise.
21194 2009-01-09 Diego Novillo <dnovillo@google.com>
21196 * gimple.h (struct gimple_statement_base) <uid>: Document
21197 the restrictions on its use.
21198 (gimple_uid): Tidy.
21199 (gimple_set_uid): Tidy.
21201 2009-01-09 Jakub Jelinek <jakub@redhat.com>
21203 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
21204 zero guard even if align_bytes != 0 and count is smaller than
21207 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
21209 PR rtl-optimization/38495
21210 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
21211 (add_range_and_copies_from_move_list): Print all added ranges.
21212 Add ranges to memory optimized destination.
21214 2009-01-09 Jakub Jelinek <jakub@redhat.com>
21218 * config/i386/i386.c (override_options): Reject
21219 -mstringop-strategy=rep_8byte with -m32.
21220 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
21221 to 1. Do count comparison against epilogue_size_needed at compile
21222 time even when count_exp was constant forced into register. For
21223 size_needed don't jump to epilogue, instead just avoid aligning
21224 and invoke the body algorithm. If need_zero_guard, add zero guard
21225 even if count is non-zero, but smaller than size_needed + number of
21226 bytes that could be stored for alignment.
21227 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
21228 to 1. If need_zero_guard, add zero guard even if count is non-zero,
21229 but smaller than size_needed + number of bytes that could be stored
21230 for alignment. Compare size_needed with epilogue_size_needed instead
21231 of desired_align - align, don't adjust size_needed, pass
21232 epilogue_size_needed to the epilogue expanders.
21235 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
21237 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21239 * pa.c (last_address): Change to unsigned.
21240 (update_total_code_bytes): Change argument to unsigned. Don't
21241 check if insn addresses are set.
21242 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
21243 addresses are not set.
21244 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
21246 2009-01-09 Nick Clifton <nickc@redhat.com>
21248 * config/sh/symbian.c: Replace uses of DECL_INLINE with
21249 DECL_DECLARED_INLINE_P.
21251 2009-01-09 Jakub Jelinek <jakub@redhat.com>
21253 PR middle-end/38347
21254 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
21255 GET_MODE (op0) in operand_subword_force calls.
21257 PR middle-end/38771
21258 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
21259 fold_convert arg0 operands to TREE_TYPE (op0) first.
21261 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
21263 * params.def (ira-max-conflict-table-size): Decrease default value
21266 2009-01-08 Jakub Jelinek <jakub@redhat.com>
21268 PR tree-optimization/37031
21269 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
21271 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
21272 allocate it using gc instead of heap, use VEC_quick_push instead of
21274 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
21275 instead of heap, use VEC_quick_push instead of VEC_safe_push.
21276 * tree-data-ref.h (struct access_matrix): Change matrix to gc
21277 allocated vector from heap allocated.
21278 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
21279 * tree-loop-linear.c (linear_transform_loops): Allocate nest
21280 vector only after perfect_loop_nest_depth call.
21282 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
21283 Jan Sjodin <jan.sjodin@amd.com>
21285 PR tree-optimization/38559
21286 * graphite.c (debug_value, copy_constraint,
21287 swap_constraint_variables, scale_constraint_variable, ): New.
21288 (get_lower_bound, get_upper_bound): Removed.
21289 (graphite_trans_bb_strip_mine): Clean up this code that works
21290 only for constant number of iterations. Fully copy upper and
21291 lower bound constraints, not only the constant part of them.
21292 * graphite.h (debug_value): Declared.
21294 2009-01-08 Ira Rosen <irar@il.ibm.com>
21296 PR tree-optimization/37194
21297 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
21298 Don't add the cost of cost model guard in prologue to scalar
21299 outside cost in case of known number of iterations.
21301 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
21302 Alan Modra <amodra@bigpond.net.au>
21304 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
21305 non-word-aligned REG+CONST addressing.
21307 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
21310 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
21311 free_after_compilation when outputting a thunk.
21312 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
21313 Do not call free_after_compilation here.
21315 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
21317 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
21318 (ix86_valid_target_attribute_inner_p): Ditto.
21320 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
21322 PR tree-optimization/38492
21323 PR tree-optimization/38498
21324 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
21325 * tree-chrec.h (scev_is_linear_expression): Declared.
21326 * graphite.c (graphite_cannot_represent_loop_niter): New.
21327 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
21328 (graphite_loop_normal_form): Use gcc_assert.
21329 (scan_tree_for_params): Use CASE_CONVERT.
21330 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
21331 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
21332 Use gcc_assert. Discard scops that contain unhandled cases.
21333 (build_scop_conditions): Return a boolean status for unhandled cases.
21334 (strip_mine_profitable_p): Print the loop number, not its depth.
21335 (is_interchange_valid): Pass the depth of the loop nest, don't
21336 recompute it wrongly.
21337 (graphite_trans_bb_block): Same.
21338 (graphite_trans_bb_block): Print tentative of loop blocking.
21339 (graphite_trans_scop_block): Do not print that the loop has been
21341 (graphite_transform_loops): Do not handle scops that contain condition
21344 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
21346 AVX Programming Reference (December, 2008)
21347 * config/i386/avxintrin.h (_mm256_stream_si256): New.
21348 (_mm256_stream_pd): Likewise.
21349 (_mm256_stream_ps): Likewise.
21351 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
21352 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
21353 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
21354 (bdesc_special_args): Add __builtin_ia32_movntdq256,
21355 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
21356 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
21357 (ix86_expand_special_args_builtin): Likewise.
21359 * config/i386/sse.md (AVXMODEDI): New.
21360 (avx_movnt<mode>): Likewise.
21361 (avx_movnt<mode>): Likewise.
21362 (<sse>_movnt<mode>): Remove AVX support.
21363 (sse2_movntv2di): Likewise.
21365 2009-01-07 Richard Guenther <rguenther@suse.de>
21367 PR middle-end/38751
21368 * fold-const.c (extract_muldiv): Remove obsolete comment.
21369 (fold_plusminus_mult_expr): Undo MINUS_EXPR
21370 to PLUS_EXPR canonicalization for the canonicalization.
21372 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
21374 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
21375 hosted cross-compilers generating less efficient code.
21377 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
21379 * function.h (rtl_data): Add a dbr_scheduled_p field.
21380 * reorg.c (dbr_schedule): Set it.
21381 (gate_handle_delay_slots): Check it.
21382 * config/mips/mips.c (mips_base_delayed_branch): Delete.
21383 (mips_reorg): Check flag_delayed_branch instead of
21384 mips_base_delayed_branch.
21385 (mips_override_options): Don't set mips_base_delayed_branch
21386 or flag_delayed_branch.
21388 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
21390 PR rtl-optimization/38426.
21391 * ira.c (ira): Set current_function_is_leaf earlier.
21393 2009-01-06 Jakub Jelinek <jakub@redhat.com>
21395 PR rtl-optimization/38722
21396 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
21397 too early, only set a flag and modify after last possible
21400 2009-01-06 Janis Johnson <janis187@us.ibm.com>
21403 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
21404 * real.c (decimal_single_format): Correct values of emin and emax.
21405 (decimal_double_format): Ditto.
21406 (decimal_quad_format): Ditto.
21407 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
21408 computation of DECnn_MIN and DECnn_MAX for corrected values of
21409 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
21410 __DECnn_MIN__, and adjust its computation for the corrected value
21413 2009-01-06 Jan Hubicka <jh@suse.cz>
21416 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
21418 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
21420 * doc/contrib.texi (Contributors): Slightly adjust the end note.
21421 Add Robert Clark to the list of testers.
21423 2009-01-06 Jan Hubicka <jh@suse.cz>
21424 Kai Tietz <kai.tietz@onevision.com>
21426 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
21427 * config/i386/i386.c (ix86_expand_call): Add clobbers.
21429 2009-01-06 Jan Hubicka <jh@suse.cz>
21430 Kai Tietz <kai.tietz@onevision.com>
21432 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
21434 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
21435 (ix86_nsaved_regs): Count only general purpose regs.
21436 (ix86_nsaved_sseregs): New.
21437 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
21438 to 16 for w64; compute padding and size of sse reg save area.
21439 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
21440 general purpose regs.
21441 (ix86_emit_save_sse_regs_using_mov): New.
21442 (ix86_expand_prologue): Save SSE regs if needed.
21443 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
21444 (ix86_emit_restore_sse_regs_using_mov): New.
21445 (ix86_expand_epilogue): Save SSE regs if needed.
21447 2009-01-06 Jan Hubicka <jh@suse.cz>
21448 Kai Tietz <kai.tietz@onevision.com>
21450 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
21451 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
21452 functions when accumulate outgoing args is off.
21454 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
21457 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
21458 before using pseudos_have_intersected_live_ranges_p.
21460 * ira-int.h (ira_assert): Always define.
21462 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
21464 AVX Programming Reference (December, 2008)
21465 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
21466 (_mm256_permute2_pd): Likewise.
21467 (_mm_permute2_ps): Likewise.
21468 (_mm256_permute2_ps): Likewise.
21469 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
21470 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
21472 * config/i386/i386.c (ix86_builtins): Remove
21473 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
21474 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
21475 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
21476 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
21477 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
21478 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
21479 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
21480 __builtin_ia32_vpermil2ps256.
21481 (ix86_init_mmx_sse_builtins): Updated.
21482 (ix86_expand_args_builtin): Likewise.
21484 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21486 * pa.c (output_call): Relocate non-jump insns in the delay slot of
21487 long absolute calls when generating PA 2.0 code.
21489 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
21491 PR rtl-optimization/38583
21492 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
21494 * params.def (ira-max-conflict-table-size): New.
21496 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
21498 * ira.h (ira_conflicts_p): New external definition.
21500 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
21501 table. Report this. Return result of building.
21502 (ira_build_conflicts): Use ira_conflicts_p. Check result of
21503 building conflict table.
21505 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
21506 (ira_color): Use ira_conflicts_p.
21508 * global.c: Include ira.h.
21509 (pseudo_for_reload_consideration_p, build_insn_chain): Use
21512 * Makefile.in (global.o): Add ira.h.
21514 * ira-build.c (mark_all_loops_for_removal,
21515 propagate_some_info_from_allocno): New.
21516 (remove_unnecessary_allocnos): Call
21517 propagate_some_info_from_allocno.
21518 (remove_low_level_allocnos): New.
21519 (remove_unnecessary_regions): Add parameter. Call
21520 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
21521 parameter to remove_unnecessary_regions.
21522 (ira_build): Remove all regions but root if the conflict table was
21523 not built. Update conflict hard regs for allocnos crossing calls.
21525 * ira.c (ira_conflicts_p): New global.
21526 (ira): Define and use ira_conflicts_p.
21528 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
21529 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
21530 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
21532 2009-01-06 Ben Elliston <bje@au.ibm.com>
21534 * gengtype-lex.l (YY_NO_INPUT): Define.
21536 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
21539 * c-common.c (handle_vector_size_attribute): Also reject
21540 BOOLEAN_TYPE types.
21542 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
21544 PR tree-optimization/38492
21545 * graphite.c (rename_map_elt, debug_rename_elt,
21546 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
21547 rename_map_elt_info, eq_rename_map_elts,
21548 get_new_name_from_old_name, bb_in_sese_p): Moved around.
21549 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
21550 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
21551 (sese_build_livein_liveouts): New.
21552 (new_sese, free_sese): New.
21553 (new_scop): Call new_sese.
21554 (free_scop): Call free_sese.
21555 (rename_variables_from_edge, rename_phis_end_scop): Removed.
21556 (register_old_new_names): Renamed register_old_and_new_names.
21557 (register_scop_liveout_renames, add_loop_exit_phis,
21558 insert_loop_close_phis, struct igp,
21559 default_liveout_before_guard, add_guard_exit_phis,
21560 insert_guard_phis, copy_renames): New.
21561 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
21562 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
21563 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
21564 (scop_adjust_phis_for_liveouts): New.
21565 (gloog): Call scop_adjust_phis_for_liveouts.
21567 * graphite.h (struct sese): Documented. Added fields liveout,
21568 num_ver and livein.
21569 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
21570 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
21571 (struct scop): Added field liveout_renames.
21572 (SCOP_LIVEOUT_RENAMES): New.
21574 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
21576 PR tree-optimization/38510
21577 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
21578 (translate_clast): Call recompute_all_dominators before
21580 (gloog): Call recompute_all_dominators before graphite_verify.
21582 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
21583 Jan Sjodin <jan.sjodin@amd.com>
21585 PR tree-optimization/38500
21586 * graphite.c (create_sese_edges): Call fix_loop_structure after
21589 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
21591 * config.gcc: Add m32r*-*-rtems*.
21592 * config/m32r/rtems.h: New file.
21594 2009-01-05 Ben Elliston <bje@au.ibm.com>
21596 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
21597 (.po.pox): Likewise.
21598 (po/gcc.pot): Likewise.
21600 2009-01-04 David S. Miller <davem@davemloft.net>
21602 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
21603 (STARTING_FRAME_OFFSET): Always set to zero.
21605 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
21607 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
21608 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
21609 fixed-point types, and vectors of the same.
21611 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
21613 * config/mips/sync.md (*mb_barrier): Rename to...
21614 (*memory_barrier): ...this.
21616 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
21618 * doc/extend.texi (Function Attributes): Move @cindex after @item
21619 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
21620 and put in alphabetical order. Fix 'target' name and put in order.
21621 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
21624 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
21626 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
21627 (memory_barrier): Expand as unspec instead of unspec_volatile.
21628 Remove mem:BLK from insn operands. Use Pmode scratch register.
21629 (*memory_barrier): Define as unspec instead of unspec_volatile.
21630 Use (match_dup 0) as input operand.
21632 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
21633 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
21634 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
21635 scratch register. Remove operand 1.
21636 (*stbar): Define as unspec instead of unspec_volatile.
21637 Use (match_dup 0) as input operand, remove (const_int 8).
21638 (*membar): Define as unspec instead of unspec_volatile.
21639 Use (match_dup 0) as input operand, remove input operand 2.
21641 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
21642 (memory_barrier): Expand as unspec instead of unspec_volatile.
21643 Remove mem:BLK from insn operands. Use Pmode scratch register.
21644 (*memory_barrier): Define as unspec instead of unspec_volatile.
21645 Use (match_dup 0) as input operand.
21647 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
21648 Remove mem:BLK from insn operands. Use Pmode scratch register.
21649 Set volatile flag on operand 0.
21650 (*memory_barrier): New insn pattern.
21652 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
21654 (*memory_barrier): Use (match_dup 0) as input operand.
21656 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
21657 Remove mem:BLK from insn operands. Use Pmode scratch register.
21658 Set volatile flag on operand 0.
21659 (*mb_internal): New insn pattern.
21661 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
21663 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
21665 PR middle-end/38586
21666 * function.c (struct temp_slot): Move to the section of the file
21667 that deals with temp slots. Remove field 'address'.
21668 (temp_slot_address_table): New hash table of address -> temp slot.
21669 (struct temp_slot_address_entry): New struct, items for the table.
21670 (temp_slot_address_compute_hash, temp_slot_address_hash,
21671 temp_slot_address_eq, insert_temp_slot_address): Support functions
21673 (find_temp_slot_from_address): Rewrite to use the new hash table.
21674 (remove_unused_temp_slot_addresses): Remove addresses of temp
21675 slots that have been made available.
21676 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
21677 worker function for remove_unused_temp_slot_addresses.
21678 (assign_stack_temp_for_type): Don't clear the temp slot address list.
21679 Add the temp slot address to the address -> temp slot map.
21680 (update_temp_slot_address): Update via insert_temp_slot_address.
21681 (free_temp_slots): Call remove_unused_temp_slot_addresses.
21682 (pop_temp_slots): Likewise.
21683 (init_temp_slots): Allocate the address -> temp slot map, or empty
21684 the map if it is already allocated.
21685 (prepare_function_start): Initialize temp slot processing.
21687 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
21689 PR middle-end/38584
21690 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
21691 Calculate the size of all stack vars assuming no packing of stack
21692 vars will happen, replacing a quadratic algorithm with a linear one.
21694 2009-01-03 Jakub Jelinek <jakub@redhat.com>
21697 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
21700 2009-01-03 Diego Novillo <dnovillo@google.com>
21702 * doc/contrib.texi: Update contributions.
21704 2009-01-03 Jakub Jelinek <jakub@redhat.com>
21707 * builtins.c (fold_builtin_memory_op): Give up if either operand
21708 is volatile. Set srctype or desttype to non-qualified version
21712 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
21713 and FUNCTION_DECLs.
21715 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
21717 PR rtl-optimization/35805
21718 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
21719 problem if fast dce is able to remove any instructions.
21720 * dce.c (dce_process_block): Fix dump message.
21722 2009-01-02 Mark Mitchell <mark@codesourcery.com>
21725 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
21727 2009-01-02 Jakub Jelinek <jakub@redhat.com>
21729 PR middle-end/38690
21730 * tree-flow.h (op_code_prio, op_prio): New prototypes.
21731 * tree-pretty-print.c (op_code_prio): New function.
21732 (op_prio): No longer static. Use op_code_prio.
21733 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
21734 Use op_prio and op_code_prio to determine if () should be
21735 printed around operand(s) or not.
21737 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
21738 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
21739 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
21740 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
21741 pp_character instead of pp_string for single letter printing.
21743 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
21745 * doc/extend.texi: Fix '#pragma GCC option' typo.
21747 2009-01-02 Richard Guenther <rguenther@suse.de>
21749 * doc/install.texi (--enable-checking): Mention different
21750 default for stage1.
21751 (--enable-stage1-checking): Document.
21753 2009-01-01 Andrew Pinski <pinskia@gmail.com>
21755 PR middle-end/30142
21756 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
21757 case to be an error.
21759 2009-01-02 Ben Elliston <bje@au.ibm.com>
21761 * config/fp-bit.h (pack_d): Constify argument.
21762 * config/fp-bit.c (makenan): Constify return type. Remove casts.
21763 (isnan): Constify argument.
21765 (iszero): Likewise.
21766 (pack_d): Likewise.
21767 (_fpadd_parts): Constify return type.
21768 (_fpmul_parts): Likewise.
21769 (_fpdiv_parts): Likewise.
21771 2009-01-01 Jakub Jelinek <jakub@redhat.com>
21774 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
21775 warn about overwriting initializer with side-effects or
21776 -Woverride-init if !IMPLICIT.
21777 (output_init_element): Likewise. Pass IMPLICIT down to
21779 (process_init_element): Add IMPLICIT argument. Pass it down
21780 to output_init_element.
21781 (push_init_element, pop_init_level, set_designator): Adjust
21782 process_init_element callers.
21783 (set_nonincremental_init, set_nonincremental_init_from_string):
21784 Adjust add_pending_init callers.
21785 (output_pending_init_elements): Adjust output_init_element callers.
21786 * c-tree.h (process_init_element): Adjust prototype.
21787 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
21788 process_init_element callers.
21791 Copyright (C) 2009 Free Software Foundation, Inc.
21793 Copying and distribution of this file, with or without modification,
21794 are permitted in any medium without royalty provided the copyright
21795 notice and this notice are preserved.