| blob | 31a40de2e784e1fa11d60d33231058f62548c1a0 |
1 2007-02-27 Mike Stump <mrs@apple.com>
3 * config/darwin-crt3.c: Avoid compilation when compiling for a
4 kext multilib.
6 2007-02-27 Joseph Myers <joseph@codesourcery.com>
8 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
9 FIXED_INCLUDE_DIR.
10 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
11 for fixed headers and limits.h.
12 (install-include-dir, install-headers-tar, install-headers-cpio,
13 install-headers-cp, real-install-headers-tar,
14 real-install-headers-cpio, real-install-headers-cp): Handle
15 include-fixed as well as include.
16 (install-mkheaders): Don't install files that go only in include
17 not include-fixed.
18 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
19 from GCC_INCLUDE_DIR.
20 * gcc.c (process_command): Remove special -BstageN/ handling.
21 (do_spec_1): Add include-fixed directories.
23 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
25 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
26 _smulsi3_highpart.
27 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
28 New functions.
29 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
30 patterns.
32 2007-02-27 Mark Mitchell <mark@codesourcery.com>
34 * c-common.c (get_priority): Add check for
35 SUPPORTS_INIT_PRIORITY.
37 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
39 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
41 * config/bfin/bfin.c: Include "cfglayout.h".
42 (MAX_LSETUP_DISTANCE): New macro.
43 (struct loop_info): New members incoming, incoming_src and
44 incoming_dest. Delete member predecessor.
45 (length_for_loop): New function.
46 (bfin_optimize_loop): Handle more different loop structures.
47 (bfin_discover_loop): Rework detection of predecessor blocks by
48 examining incoming edges.
49 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
50 bfin_reorg_loops.
51 (bfin_reorder_loops): New function.
52 (bfin_reorg_loops): Use these three new functions.
54 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
55 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
56 (CONSTRAINT_LEN): Add entry for 'q'.
57 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
58 Add 'q' constraints.
59 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
60 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
62 * config/bfin/bfin.md (add_with_carry): New pattern.
63 (s_or_u, su_optab, su_modifier): New code macros/attrs.
64 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
65 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
66 support unsigned multiplies too. Removed incorrect commutativity from
67 operand 1 constraint where appropriate.
68 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
69 patterns.
70 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
71 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
72 New patterns.
73 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
74 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
75 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
76 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
77 usmulhisi_hh_huh): New patterns.
79 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
80 lshifthi3): Fix output template to use half reg for operand 2.
82 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
83 instead of R2.
85 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
87 2007-02-27 Andreas Schwab <schwab@suse.de>
89 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
91 2007-02-27 Jan Hubicka <jh@suse.cz>
93 * predict.c (last_basic_block_p): Remove.
94 (tree_estimate_probability): Update return heuristic for commonized
95 return blocks.
97 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
99 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
101 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
103 * doc/include/gcc-common.texi (versionsubtitle): New macro.
104 * doc/cpp.texi: Standardize title page.
105 * doc/cppinternals.texi: Likewise.
106 * doc/gcc.texi: Standardize title page, remove version number
107 from copyright page.
108 * doc/gccint.texi: Likewise.
109 * doc/install.texi: Standardize title page, add table of
110 contents.
112 2007-02-26 Jan Hubicka <jh@suse.cz>
114 * predict.def: Set outcomes according to more recent results.
115 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
116 Remove dead predictors.
117 * predict.c (return_prediction): Fix pasto.
119 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
121 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
122 change; avoid a memory leak when returning early.
124 2007-02-26 Mark Mitchell <mark@codesourcery.com>
126 * c-decl.c (static_ctors): Move to c-common.c.
127 (static_dtors): Likewise.
128 (finish_function): Use c_record_cdtor_fn.
129 (build_cdtor): Move to c-common.c.
130 (c_write_global_declarations): Use c_build_cdtor_fns.
131 * c-common.h (static_ctors): Declare.
132 (static_dtors): Likewise.
133 (c_record_cdtor_fn): Likewise.
134 (c_build_cdtor_fns): Likewise.
135 * c-common.c (static_ctors): New variable.
136 (static_dtors): Likewise.
137 (c_record_cdtor_fn): New function.
138 (build_cdtor): Move from c-decl.c
139 (c_build_cdtor_fns): New function.
141 * output.h (assemble_addr_to_section): Declare.
142 (get_cdtor_priority_section): Likewise.
143 * varasm.c (assemble_addr_to_section): New function.
144 (get_cdtor_priority_section): Likewise.
145 (default_named_section_asm_out_destructor): Use them.
146 (destor_dtor_section_asm_out_destructor): Likewise.
147 (default_named_section_asm_out_constructor): Likewise.
148 (default_ctor_section_asm_out_constructor): Likewise.
149 * config.gcc (*-*-vxworks*): Include vxworks.o.
150 * config/t-vxworks (vxworks.o): New target.
151 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
152 (TARGET_ASM_CONSTRUCTOR): Define.
153 (TARGET_ASM_DESTRUCTOR): Likewise.
154 (vxworks_asm_out_constructor): Declare.
155 (vxworks_asm_out_destructor): Likewise.
157 * c-common.c (get_priority): Check that we have not just an
158 INTEGER_CST, but an integer constant with integeral type.
160 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
162 PR tree-optimization/30938
163 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
164 use &dt[nargs-1] instead of &dt[nargs] in the call to
165 vect_is_simple_use().
167 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
169 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
170 from register elimination as PRE_MODIFY / POST_MODIFY increments.
171 Do not attempt to handle MEM inside auto-inc expressions.
172 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
173 of a register modified by an auto-inc expression. However, do handle
174 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
175 (elimination_effects): Prohibit elimination of a register modified
176 by an auto-inc expression. Disable register elimination rules whose
177 target register is modified by an auto-inc expression with variable
178 increment.
180 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
182 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
183 off-by-one error.
184 (array_at_struct_end_p): New function.
185 (idx_infer_loop_bounds): Use it.
186 (estimate_numbers_of_iterations_loop): Export.
187 * predict.c (predict_loops): Use estimated_loop_iterations_int.
188 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
189 (tree_estimate_probability): Call record_loop_exits.
190 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
191 (estimated_loop_iterations, estimated_loop_iterations_int,
192 estimated_loop_iterations_tree): New functions.
193 (analyze_siv_subscript_cst_affine,
194 compute_overlap_steps_for_affine_1_2,
195 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
196 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
197 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
198 (PRED_LOOP_ITERATIONS_GUESSED): New.
199 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
200 * cfgloop.h (estimate_numbers_of_iterations_loop,
201 estimated_loop_iterations_int): Declare.
203 2007-02-25 Mark Mitchell <mark@codesourcery.com>
205 * doc/extend.texi: Document optional priority argument to
206 constructors and destructors.
207 * tree.c (init_priority_for_decl): Adjust GTY markers.
208 (init_ttree): Use priority-info hash functions for
209 init_priority_for_decl.
210 (tree_map_eq): Rename to ...
211 (tree_map_base_eq): ... this.
212 (tree_map_marked_p): Rename to ...
213 (tree_map_base_marked_p): ... this.
214 (tree_map_base_hash): New function.
215 (decl_init_priority_lookup): Rework.
216 (decl_fini_priority_lookup): New function.
217 (decl_priority_info): New function.
218 (decl_init_priority_insert): Use it.
219 (decl_fini_priority_insert): Likewise.
220 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
221 hierarchy.
222 (decl_restrict_base_insert): Likewise.
223 (decl_debug_expr_insert): Likewise.
224 (decl_value_expr_lookup): Likewise.
225 (decl_value_expr_insert): Likewise.
226 * tree.h (priority_type): New type.
227 (decl_init_priority_lookup): Use priority_type.
228 (decl_fini_priority_lookup): New function.
229 (decl_init_priority_insert): Use priority_type.
230 (decl_fini_priority_insert): New function.
231 (DECL_HAS_INIT_PRIORITY): Tweak comments.
232 (DECL_INIT_PRIORITY): Likewise.
233 (SET_DECL_INIT_PRIORITY): Add comment.
234 (DECL_FINI_PRIORITY): New macro.
235 (SET_DECL_FINI_PRIORITY): Likewise.
236 (DEFAULT_INIT_PRIORITY): Document.
237 (MAX_INIT_PRIORITY): Likewise.
238 (MAX_RESERVED_INIT_PRIORITY): Likewise.
239 (tree_map_base): New type.
240 (tree_map_base_eq): New function.
241 (tree_map_base_hash): Likewise.
242 (tree_map_base_marked_p): Likewise.
243 (tree_map): Inherit from tree_map_base.
244 (tree_map_eq): Make it a macro.
245 (tree_map_marked_p): Likewise.
246 (tree_int_map): Inherit from tree_map_base.
247 (tree_int_map_eq): Make it a macro.
248 (tree_int_map_hash): Likewise.
249 (tree_int_map_marked_p): Likewise.
250 (tree_priority_map): New type.
251 (tree_priority_map_eq): New macro.
252 (tree_priority_map_hash): Likewise.
253 (tree_priority_map_marked_p): Likewise.
254 * varasm.c (emults_decl): Adjust for refactoring of tree_map
255 hierarchy.
256 (emutls_common_1): Likewise.
257 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
258 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
259 of tree_map hierarchy.
260 * tree-cfg.c (move_stmt_r): Likewise.
261 (new_label_mapper): Likewise.
262 * c-tree.h (c_expand_body): Move to ...
263 * c-common.h (c_expand_body): ... here.
264 * c-decl.c (c_expand_body): Move to ...
265 * c-common.c (c_expand_body): ... here.
266 (c_common_attribute_table): Allow 1 argument for the constructor
267 and destructor attributes.
268 (get_priority): New function.
269 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
270 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
272 2007-02-24 Jan Hubicka <jh@suse.cz>
274 PR middle-end/30509
275 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
277 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
278 Jan Hubicka <jh@suse.cz>
280 PR target/30778
281 * i386.c (counter_mode): New function.
282 (expand_set_or_movmem_via_loop): Use it.
283 (expand_movmem_epilogue): Likewise; fix pasto.
284 (ix86_expand_movmem): Do emit guard even for constant counts.
285 (ix86_expand_setmem): Likewise.
287 2007-02-25 Nick Clifton <nickc@redhat.com>
289 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
290 (JUMP_TABLES_IN_TEXT_SECTION): Define.
292 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
294 PR target/30770
295 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
296 count argument with 0x10, not with 0x16.
297 (expand_setmem_epilogue): Ditto.
299 2007-02-24 Mike Stump <mrs@apple.com>
301 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
302 symbols.
304 2007-02-24 Richard Guenther <rguenther@suse.de>
306 PR middle-end/30951
307 * fold-const.c (fold_binary): Fold x +- CST op x for
308 EQ_EXPR and NE_EXPR.
310 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
312 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
314 2007-02-24 Jan Hubicka <jh@suse.cz>
316 * cgraphunit.c (decide_is_function_needed): Honor
317 -fkeep-inline-functions.
319 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
321 * builtins.c (fold_builtin_modf): New.
322 (fold_builtin_2): Use it.
324 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
326 * loop-iv.c (implies_p): Detect additional cases where A implies B.
327 (determine_max_iter): Take additional LOOP arg; all callers changed.
328 Lose broken logic dealing with PLUS. Try to limit the upper bound by
329 one using simplifications.
330 (simplify_using_initial_values): Return if the expression becomes
331 invalid due to altered regs.
333 2007-02-23 DJ Delorie <dj@redhat.com>
335 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
337 2007-02-23 Mike Stump <mrs@apple.com>
339 * tlink.c (scan_linker_output): Parse linker messages from
340 darwin9's linker better.
342 2007-02-23 Steve Ellcey <sje@cup.hp.com>
344 PR debug/29614
345 * varpool.c (varpool_assemble_pending_decls): Set
346 varpool_last_needed_node to null.
348 2007-02-23 DJ Delorie <dj@redhat.com>
350 * config/i386/i386.c (ix86_data_alignment): Don't specify an
351 alignment bigger than the object file can handle.
353 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
355 PR target/30825
356 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
357 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
358 (*movsf_1): Penalize MMX moves.
360 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
362 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
363 2^32-1 or more times unless flag_unsafe_loop_optimizations.
365 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
367 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
369 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
370 (fold_builtin_1): Use them.
371 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
372 BUILT_IN_SIGNIFICAND.
374 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
376 * config/i386/i386.c (bdesc_1arg): Initialize
377 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
378 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
379 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
380 and IX86_BUILTIN_MOVSLDUP.
382 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
384 PR rtl-optimization/30841
385 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
387 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
389 * builtins.c (fold_builtin_frexp): New.
390 (fold_builtin_2): Use it.
392 2007-02-22 Mark Mitchell <mark@codesourcery.com>
394 * doc/invoke.texi (Spec Files): Document getenv spec function.
396 * gcc.c (getenv_spec_function): New function.
397 (static_spec_functions): Add it.
398 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
399 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
400 header files.
402 2007-02-22 Michael Matz <matz@suse.de
404 PR c++/29433
405 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
406 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
408 2007-02-22 Ian Lance Taylor <iant@google.com>
410 PR debug/30898
411 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
412 (mem_loc_descriptor): Call it.
414 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
415 Ira Rosen <irar@il.ibm.com>
417 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
419 2007-02-22 Ira Rosen <irar@il.ibm.com>
421 PR tree-optimization/30843
422 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
423 stores only after all the group is vectorized.
425 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
427 PR tree-optimization/30858
428 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
429 in the reduction cycle have a single use in the loop.
430 * tree-vectorizer.h (relevant): Add documentation.
432 2007-02-20 Mike Stump <mrs@apple.com>
434 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
435 * configure: Regenerate.
437 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
439 Change the defaults of some parameters and options.
440 * config/spu/spu-protos.h (spu_optimization_options): Declare.
441 * config/spu/spu.c (spu_optimization_options): Add.
442 (spu_override_options): Change params in spu_optimization_options.
443 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
445 Register 127 is only 16 byte aligned when used as a frame pointer.
446 * config/spu/spu-protos.h (spu_init_expanders): Declare.
447 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
448 HARD_FRAME_POINTER_REGNUM.
449 (spu_legitimate_address): Use regno_aligned_for_reload.
450 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
451 aligned when frame_pointer_needed is true.
452 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
453 to 8 bits.
454 * config/spu/spu.h (INIT_EXPANDERS): Define.
456 Make sure shift and rotate instructions have valid immediate operands.
457 * config/spu/predicates.md (spu_shift_operand): Remove.
458 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
459 * config/spu/constraints.md (W, O): Extend range.
460 * config/spu/spu.md (umask, nmask): Define.
461 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
462 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
463 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
464 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
465 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
466 (lshr<mode>3_reg): Fix rtl description.
468 Make sure mulhisi immediate operands are valid.
469 * config/spu/predicates.md (imm_K_operand): Add.
470 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
472 Generate constants using fsmbi and andi.
473 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
474 (print_operand, spu_split_immediate, classify_immediate,
475 fsmbi_const_p): Handle IC_FSMBI2.
477 Correctly handle a CONST_VECTOR containing symbols.
478 * config/spu/spu.c (print_operand): Handle HIGH correctly.
479 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
480 (immediate_load_p): Allow symbols that use 2 instructions to create.
481 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
482 with symbols when flag_pic is set.
483 (const_vector_immediate_p): New.
484 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
485 accept a CONST_VECTOR with symbols.
486 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
487 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
488 correctly.
489 * config/spu/spu.md (high, low): Delete.
490 (low_<mode>): Define.
492 Remove INTRmode and INTR_REGNUM, which didn't work.
493 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
494 of INTR_REGNUM.
495 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
496 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
497 peephole2 pattern): Don't use INTR or 131.
498 (movintrcc): Delete.
499 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
500 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
501 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
502 (UNSPEC_SET_INTR): Add.
503 * config/spu/spu-modes.def (INTR): Remove.
505 More accurate warnings about run-time relocations.
506 * config/spu/spu.c (reloc_diagnostic): Test in_section.
508 Correctly warn about immediate arguments to specific intrinsics.
509 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
510 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
511 the instruction predicate.
513 Fix tree check errors with latest update.
514 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
515 CALL_EXPR_ARG.
516 (spu_expand_builtin): Use CALL_EXPR_FN.
518 Add missing specific intrinsics.
519 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
520 si_bislede.
521 * config/spu/spu_internals.h: Ditto.
523 Fix incorrect operand modifiers.
524 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
525 * config/spu/spu.md (xor<mode>3): Change %S to %J.
527 Optimize one case of zero_extend of a vec_select.
528 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
530 Accept any immediate for hbr.
531 * config/spu/spu.md (hbr): Change s constraints to i.
533 2007-02-21 Paul Brook <paul@codesourcery.com>
535 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
536 condexec_count when skipping USE and CLOBBER.
538 2007-02-21 Nick Clifton <nickc@redhat.com>
540 * common.opt (Warray-bounds): Add Warning attribute.
541 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
542 Likewise.
543 (fsized-zeroes): Add Optimization attribute.
544 (fsplit-wide-types, ftree-scev-cprop): Likewise.
545 * c.opt (Wc++0x-compat): Add Warning attribute.
547 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
549 PR middle-end/30761
550 * reload1.c (eliminate_regs_in_insn): In the single_set special
551 case, attempt to re-recognize the insn before falling back to
552 having reload fix it up.
554 2007-02-20 Eric Christopher <echristo@gmail.com>
556 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
557 Rewrite accordingly.
558 (frv_read_iacc_argument): Ditto.
559 (frv_expand_set_builtin): Take a call instead of arglist, update for
560 above changes.
561 (frv_expand_unop_builtin): Ditto.
562 (frv_expand_binop_builtin): Ditto.
563 (frv_expand_cut_builtin): Ditto.
564 (frv_expand_binopimm_builtin): Ditto.
565 (frv_expand_voidbinop_builtin): Ditto.
566 (frv_expand_int_void2arg): Ditto.
567 (frv_expand_prefetches): Ditto.
568 (frv_expand_voidtriop_builtin): Ditto.
569 (frv_expand_voidaccop_builtin): Ditto.
570 (frv_expand_load_builtin): Ditto.
571 (frv_expand_store_builtin): Ditto.
572 (frv_expand_mdpackh_builtin): Ditto.
573 (frv_expand_mclracc_builtin): Ditto.
574 (frv_expand_mrdacc_builtin): Ditto.
575 (frv_expand_mwtacc_builtin): Ditto.
576 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
577 calls for above.
579 2007-02-20 Janis Johnson <janis187@us.ibm.com>
581 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
582 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
583 cmpb instruction.
584 (HAVE_GAS_DFP): Check for assembler support of decimal floating
585 point instructions.
586 * configure: Regenerate.
587 * config.in: Regenerate.
588 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
589 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
590 masks to power6 and power6x and to POWERPC_MASKS.
591 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
592 _ARCH_PWR6.
593 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
594 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
595 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
596 Access PROTOTYPE as variable, not mask.
598 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
600 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
601 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
602 * combine.c (adjust_for_new_dest): Use it.
603 * postreload.c (reload_combine): Likewise.
605 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
607 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
608 notes on an insn with multiple sets, even if single_set returns
609 non-NULL for that insn.
611 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
613 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
614 scalbn and scalbln.
616 2007-02-20 Geoffrey Keating <geoffk@apple.com>
618 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
619 if user didn't pass it.
620 * config/i386/darwin.h (CC1_SPEC): Likewise.
621 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
622 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
623 -mmacosx-version-min.
625 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
626 Uros Bizjak <ubizjak@gmail.com>
628 * optabs.h (enum optab_index): Add new OTI_scalb.
629 (scalb_optab): Define corresponding macro.
630 * optabs.c (init_optabs): Initialize scalb_optab.
631 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
632 patterns.
633 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
634 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
635 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
636 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
637 flag_unsafe_math_optimizations is set.
639 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
640 to implement scalbf, scalb and scalbl built-ins as inline x87
641 intrinsics.
643 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
644 DJ Delorie <dj@redhat.com>
646 PR other/30824
647 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
648 (diagnostic_report_diagnostic): ... here, and turn them into real
649 errors. If warnings are inhibited, no need to do anything.
651 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
653 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
654 better code generation.
656 2007-02-20 Ben Elliston <bje@au.ibm.com>
658 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
660 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
662 * config/alpha/alpha.c, config/alpha/alpha.md,
663 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
664 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
665 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
666 config/arm/lib1funcs.asm: Follow spelling conventions.
668 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
669 config/fr30/fr30.md, config/i386/i386.h,
670 config/iq2000/iq2000.h, config/iq2000/predicates.md,
671 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
672 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
673 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
674 config/rs6000/altivec.md, config/rs6000/rs6000.c,
675 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
676 config/sparc/sparc.c, config/sparc/sparc.h,
677 config/sparc/sparc.md, config/spu/constraints.md,
678 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
679 conventions.
681 2007-02-20 Alan Modra <amodra@bigpond.net.au>
683 PR target/29943
684 * varasm.c (use_blocks_for_decl_p): Return false for decls with
685 alias attribute.
687 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
689 * doc/invoke.texi (-ftree-lrs): Remove.
691 2007-02-19 Diego Novillo <dnovillo@redhat.com>
693 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
694 NULL.
696 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
698 * config/ia64/ia64.c (ia64_expand_builtin): Use the
699 new CALL_EXPR_FN macro for retrieving the function
700 declaration of the input expression.
702 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
704 * c.opt (Waddress): New.
705 * common.opt (Walways-true): Delete.
706 (Wstring-literal-comparison): Delete.
707 * doc/invoke.texi (Warning Options): Delete -Walways-true and
708 -Wstring-literal-comparison. Add -Waddress.
709 (Waddress): New.
710 (Walways-true): Delete.
711 (Wstring-literal-comparison): Delete.
712 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
713 consistently instead of -Walways-true in example.
714 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
715 * c-typeck.c (parser_build_binary_op): Replace
716 -Wstring-literal-comparison and -Walways-true with -Waddress.
717 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
718 with -Waddress.
720 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
722 * tree-cfg.c (dump_function_to_file): Be prepared for functions
723 without DECL_STRUCT_FUNCTION initialized.
725 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
727 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
728 due to calls to functions taking pointers as parameters.
730 2007-02-19 Richard Henderson <rth@redhat.com>
732 PR debug/29558
733 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
734 in memory.
736 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
738 * config/s390/s390.c (s390_call_saved_register_used,
739 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
740 accessed to the new scheme.
742 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
744 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
745 (cris_print_index, cris_print_operand, cris_print_operand_address)
746 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
747 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
748 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
749 GET_CODE () == xxx.
750 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
751 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
752 GO_IF_LEGITIMATE_ADDRESS): Ditto.
753 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
754 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
755 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
756 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
757 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
758 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
759 (uminsi3, call, call_value): Ditto.
760 (define_split: indir_to_reg_split, unnamed): Ditto.
762 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
764 PR tree-optimization/30975
765 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
766 wrong assert.
768 2007-02-18 Eric Christopher <echristo@gmail.com>
770 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
771 Remove use of arglist.
772 (mips_expand_builtin): Remove use of arglist, pass in expr.
773 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
774 (mips_expand_builtin_movtf): Ditto.
775 (mips_expand_builtin_compare): Ditto.
777 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
779 * tree-sra.c (sra_build_assignment): Replace assertion
780 checking with a comment explaining why it can't be done.
782 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
784 PR middle-end/30833
785 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
786 during CALL_EXPR representation conversion.
787 * tree-ssa-propagate.c (set_rhs): Likewise.
789 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
791 * tree-sra.c (sra_build_assignment): Disable assertion checking
792 for now.
794 2007-02-18 Roger Sayle <roger@eyesopen.com>
796 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
797 instead of calling build2 with a GIMPLE_MODIFY_STMT.
798 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
799 Likewise.
800 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
801 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
802 gimplify_init_ctor_eval_range, gimple_push_cleanup,
803 gimplify_omp_for, gimplify_omp_atomic_pipeline,
804 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
805 force_gimple_operand): Likewise.
806 * ipa-cp.c (constant_val_insert): Likewise.
807 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
808 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
809 perfect_nestify): Likewise.
810 * langhooks.c (lhd_omp_assignment): Likewise.
811 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
812 lower_copyprivate_clauses, lower_send_clauses,
813 lower_send_shared_vars, expand_parallel_call,
814 expand_omp_for_generic, expand_omp_for_static_nochunk,
815 expand_omp_for_static_chunk, expand_omp_sections,
816 lower_omp_single_copy, lower_omp_for_lastprivate,
817 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
818 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
819 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
820 Likewise.
822 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
824 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
825 config/sh/sh.md: Follow spelling conventions.
827 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
828 config/frv/predicates.md: Follow spelling conventions.
830 * config/m68k/linux-unwind.h: Fix a comment typo.
831 * target.h: Follow spelling conventions.
833 2007-02-18 Roger Sayle <roger@eyesopen.com>
835 PR rtl-optimization/28173
836 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
837 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
838 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
839 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
840 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
842 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
844 * builtins.c (fold_builtin_load_exponent): New.
845 (fold_builtin_2): Use it.
847 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
849 PR rtl-optimization/30773
850 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
851 if we fail to attach a REG_EQUIV note.
853 2007-02-18 David Edelsohn <edelsohn@gnu.org>
854 Roger Sayle <roger@eyesopen.com>
856 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
858 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
860 * calls.c (initialize_argument_information): Pass original EXP
861 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
862 code to split complex arguments here, as part of initializing the
863 ARGS array.
864 (expand_call): Remove code that builds a list of arguments and
865 inserts implicit arguments into it. Instead, just count how many
866 implicit arguments there will be so we can determine the size of
867 the ARGS array, and let initialize_argument_information do the work.
868 (split_complex_values): Delete unused function.
870 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
872 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
874 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
876 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
877 for arg pointer based indexed addressing.
879 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
881 * config/ia64/ia64.h, config/ia64/ia64.md,
882 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
883 spelling conventions.
885 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
887 * config/m68k/m68k.c (split_di): New.
888 * config/m68k/m68k-protos.h: Declare split_di.
889 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
890 Improve predicate handling and split constant shifts.
892 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
894 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
895 parameter for register bitfield operations, general predicates
896 cleanup
898 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
900 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
901 * config/m68k/linux-unwind.h: New file.
903 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
905 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
906 config/i386/athlon.md, config/ia64/ia64.md,
907 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
908 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
909 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
910 tree-ssa-loop-niter.c, tree-vect-analyze.c,
911 tree-vect-transform.c: Fix comment typos.
913 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
915 * sched-deps.c (find_insn_list): Remove.
916 * sched-int.h: Remove the prototype for find_insn_list.
918 2007-02-16 Geoffrey Keating <geoffk@apple.com>
920 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
921 to linker.
922 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
923 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
924 darwin_rs6000_override_options.
925 (C_COMMON_OVERRIDE_OPTIONS): Expect
926 darwin_macosx_version_min to be non-NULL always.
927 (TARGET_C99_FUNCTIONS): Likewise.
928 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
929 (DARWIN_MINVERSION_SPEC): New.
930 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
931 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
932 to cc1*.
933 (DARWIN_MINVERSION_SPEC): New.
934 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
935 value.
936 * config/darwin-c.c (darwin_cpp_builtins): Expect
937 darwin_macosx_version_min to be non-NULL always.
939 * config/rs6000/rs6000.c: Clean up trailing whitespace.
941 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
943 * config/i386/i386.h (x86_use_xchgb): New.
944 (TARGET_USE_XCHGB): New macro.
945 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
946 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
947 Split after reload into bswaphi for shifts of 8.
948 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
949 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
950 or when optimizing for size.
952 2007-02-16 Richard Guenther <rguenther@suse.de>
953 Christian Bruel <christian.bruel@st.com>
955 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
956 DECLs but prefer SSA_NAMEs over DECLs.
958 2007-02-16 Richard Guenther <rguenther@suse.de>
960 * tree-flow-inline.h (single_imm_use_p): Remove.
961 (zero_imm_uses_p): Likewise.
962 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
963 instead of single_imm_use_p.
964 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
965 zero_imm_uses_p.
967 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
969 PR other/27843
970 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
971 nested double- and backquotes.
973 2007-02-15 Roger Sayle <roger@eyesopen.com>
975 PR middle-end/30391
976 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
977 should be unreachable.
978 (build2_stat): Allow construction of MODIFY_EXPR at any time.
979 For the time being redirect GIMPLE_MODIFY_STMT to the new
980 (renamed) build_gimple_modify_stmt_stat.
981 (build2_gimple_stat): Rename to...
982 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
983 Always build a GIMPLE_MODIFY_STMT node.
984 * tree.h (build2_gimple, build2_gimple_stat): Delete.
985 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
986 declarations.
988 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
989 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
990 * tree-complex.c (set_component_ssa_name, expand_complex_move,
991 expand_complex_div_wide): Likewise.
992 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
993 * tree-ssa-loop-im.c (schedule_sm): Likewise.
994 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
995 * tree-ssa-loop-manip.c (create_iv): Likewise.
996 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
997 abs_replacement): Likewise.
998 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
999 realify_fake_stores): Likewise.
1001 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
1002 node rather than a GIMPLE_MODIFY_STMT node.
1003 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
1004 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
1005 Likewise.
1006 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
1007 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
1008 GIMPLE_MODIFY_STMT.
1010 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
1012 PR middle-end/30433
1013 * fold-const.c (fold_comparison): Add back the
1014 folding of constant complex comparisions.
1016 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
1018 PR middle-end/30729
1019 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
1020 effects unknown to this function, return early.
1022 2007-02-15 Ian Lance Taylor <iant@google.com>
1024 * lower-subreg.c (move_eh_region_note): New static function.
1025 (resolve_simple_move): Call it.
1026 (decompose_multiword_subregs): Track blocks for which we resolve a
1027 simple move which is also a control flow insn. Pass them to
1028 find_many_sub_basic_blocks.
1029 (pass_lower_subreg): Add TODO_verify_flow.
1030 (pass_lower_subreg2): Likewise.
1032 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1033 Brooks Moses <brooks.moses@codesourcery.com>
1034 Lee Millward <lee.millward@codesourcery.com>
1036 * tree.h (enum tree_code_class): Add tcc_vl_exp.
1037 (VL_EXP_CLASS_P): New.
1038 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
1039 TREE_CODE_LENGTH.
1040 (TREE_OPERAND_CHECK_CODE): Likewise.
1041 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
1042 (TREE_RTL_OPERAND_CHECK): Likewise.
1043 (tree_operand_check_failed): Make second parameter the whole tree
1044 instead of its code. Fixed callers.
1045 (VL_EXP_CHECK): New.
1046 (TREE_OPERAND_LENGTH): New.
1047 (VL_EXP_OPERAND_LENGTH): New.
1048 (CALL_EXPR_FN): New.
1049 (CALL_EXPR_STATIC_CHAIN): New.
1050 (CALL_EXPR_ARGS): New.
1051 (CALL_EXPR_ARG): New.
1052 (call_expr_nargs): New.
1053 (CALL_EXPR_ARGP): New.
1054 (build_nt_call_list): Declare.
1055 (build_vl_exp_stat): Declare.
1056 (build_vl_exp): New.
1057 (build_call_list): Declare.
1058 (build_call_nary): Declare.
1059 (build_call_valist): Declare.
1060 (build_call_array): Declare.
1061 (call_expr_arg): Declare.
1062 (call_expr_argp): Declare.
1063 (call_expr_arglist): Declare.
1064 (fold_build_call_list): Declare.
1065 (fold_build_call_list_initializer): Declare.
1066 (fold_call_expr): Declare to replace fold_builtin.
1067 (fold_builtin_fputs): Update to agree with modified definition.
1068 (fold_builtin_strcpy): Likewise.
1069 (fold_builtin_strncpy): Likewise.
1070 (fold_builtin_memory_chk): Likewise.
1071 (fold_builtin_stxcpy_chk): Likewise.
1072 (fold_builtin_strncpy_chk): Likewise.
1073 (fold_builtin_next_arg): Likewise.
1074 (fold_build_call_expr): Declare.
1075 (fold_builtin_call_list): Declare.
1076 (fold_builtin_call_valist): Declare.
1077 (build_call_expr): Declare.
1078 (validate_arglist): Update to agree with modified definition.
1079 (tree_operand_length): New.
1080 (call_expr_arg_iterator): New.
1081 (init_call_expr_arg_iterator): New.
1082 (next_call_expr_arg): New.
1083 (first_call_expr_arg): New.
1084 (more_call_expr_args_p): New.
1085 (FOR_EACH_CALL_EXPR_ARG): New.
1087 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
1088 and tcc_gimple_stmt.
1089 (tree_code_size): Update documentation. Use sizeof (tree) rather
1090 than sizeof (char *).
1091 (tree_size): Likewise. Add case for tcc_vl_exp.
1092 (tree_node_structure): Add case for tcc_vl_exp.
1093 (contains_placeholder_p): Likewise.
1094 (substitute_in_expr): Likewise.
1095 (substitute_placeholder_in_expr): Likewise.
1096 (stabilize_reference_1): Likewise.
1097 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
1098 to diagnose breakage of this interface for constructing CALL_EXPRs.
1099 (build_nt): Add similar assertion here.
1100 (build_nt_call_list): New.
1101 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
1102 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
1103 TREE_CODE_LENGTH.
1104 (get_callee_fndecl): Use new CALL_EXPR accessors.
1105 (tree_operand_check_failed): Change parameters to pass entire node
1106 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
1107 (process_call_operands): New.
1108 (build_vl_exp_stat): New.
1109 (build_call_list): New.
1110 (build_call_nary): New.
1111 (build_call_valist): New.
1112 (build_call_array): New.
1113 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1114 (call_expr_arglist): New.
1116 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
1117 tcc_vl_exp instead of a fixed-size tcc_expression.
1119 * doc/c-tree.texi (CALL_EXPR): Document new representation and
1120 accessors for CALL_EXPRs.
1121 (AGGR_INIT_EXPR): Likewise.
1123 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1124 Brooks Moses <brooks.moses@codesourcery.com>
1125 Lee Millward <lee.millward@codesourcery.com>
1127 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
1128 (expand_builtin_nonlocal_goto): Change parameter to be entire
1129 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
1130 (expand_builtin_prefetch): Likewise.
1131 (expand_builtin_classify_type): Likewise.
1132 (mathfn_built_in): Return NULL_TREE instead of 0.
1133 (expand_errno_check): Use new CALL_EXPR accessors.
1134 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
1135 Return NULL_RTX instead of 0.
1136 (expand_builtin_mathfn_2): Likewise.
1137 (expand_builtin_mathfn_3): Likewise.
1138 (expand_builtin_interclass_mathfn): Likewise.
1139 (expand_builtin_sincos): Likewise.
1140 (expand_builtin_cexpi): Likewise.
1141 (expand_builtin_int_roundingfn): Likewise.
1142 (expand_builtin_int_roundingfn_2): Likewise.
1143 (expand_builtin_pow): Likewise.
1144 (expand_builtin_powi): Likewise.
1145 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
1146 of arglist, fixing callers appropriately. Use new CALL_EXPR
1147 accessors and constructors. Return NULL_RTX instead of 0.
1148 (expand_builtin_strstr): Likewise.
1149 (expand_builtin_strchr): Likewise.
1150 (expand_builtin_strrchr): Likewise.
1151 (expand_builtin_strpbrk): Likewise.
1152 (expand_builtin_memcpy): Likewise.
1153 (expand_builtin_mempcpy): Likewise.
1154 (expand_builtin_mempcpy_args): New.
1155 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
1156 (expand_builtin_memmove_args): New.
1157 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
1158 (expand_movstr): Likewise.
1159 (expand_builtin_strcpy): Likewise.
1160 (expand_builtin_strcpy_args): New.
1161 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
1162 (expand_builtin_strncpy): Likewise.
1163 (expand_builtin_memset): Likewise.
1164 (expand_builtin_memset_args): New.
1165 (expand_builtin_bzero): Similarly to expand_builtin_memset.
1166 (expand_builtin_memcmp): Likewise.
1167 (expand_builtin_strcmp): Likewise.
1168 (expand_builtin_strncmp): Likewise.
1169 (expand_builtin_strcat): Likewise.
1170 (expand_builtin_strncat): Likewise.
1171 (expand_builtin_strspn): Likewise.
1172 (expand_builtin_strcspn): Likewise.
1173 (expand_builtin_args_info): Likewise.
1174 (expand_builtin_va_start): Likewise.
1175 (gimplify_va_arg_expr): Likewise.
1176 (expand_builtin_va_end): Likewise.
1177 (expand_builtin_va_copy): Likewise.
1178 (expand_builtin_frame_address): Likewise.
1179 (expand_builtin_alloca): Likewise.
1180 (expand_builtin_bswap): Likewise.
1181 (expand_builtin_unop): Likewise.
1182 (expand_builtin_fputs): Likewise.
1183 (expand_builtin_expect): Likewise.
1184 (expand_builtin_fabs): Likewise.
1185 (expand_builtin_copysign): Likewise.
1186 (expand_builtin_printf): Likewise.
1187 (expand_builtin_fprintf): Likewise.
1188 (expand_builtin_sprintf): Likewise.
1189 (expand_builtin_init_trampoline): Likewise.
1190 (expand_builtin_signbit): Likewise.
1191 (expand_builtin_fork_or_exec): Likewise.
1192 (expand_builtin_sync_operation): Likewise.
1193 (expand_builtin_compare_and_swap): Likewise.
1194 (expand_builtin_lock_test_and_set): Likewise.
1195 (expand_builtin_lock_release): Likewise.
1196 (expand_builtin): Likewise.
1197 (builtin_mathfn_code): Likewise.
1199 (fold_builtin_constant_p): Pass call arguments individually instead
1200 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
1201 accessors and constructors. Return NULL_TREE instead of 0.
1202 (fold_builtin_expect): Likewise.
1203 (fold_builtin_classify_type): Likewise.
1204 (fold_builtin_strlen): Likewise.
1205 (fold_builtin_nan): Likewise.
1206 (integer_valued_real_p): Likewise.
1207 (fold_trunc_transparent_mathfn): Likewise.
1208 (fold_fixed_mathfn): Likewise.
1209 (fold_builtin_cabs): Likewise.
1210 (fold_builtin_sqrt): Likewise.
1211 (fold_builtin_cbrt): Likewise.
1212 (fold_builtin_cos): Likewise.
1213 (fold_builtin_cosh): Likewise.
1214 (fold_builtin_tan): Likewise.
1215 (fold_builtin_sincos): Likewise.
1216 (fold_builtin_cexp): Likewise.
1217 (fold_builtin_trunc): Likewise.
1218 (fold_builtin_floor): Likewise.
1219 (fold_builtin_ceil): Likewise.
1220 (fold_builtin_round): Likewise.
1221 (fold_builtin_int_roundingfn): Likewise.
1222 (fold_builtin_bitop): Likewise.
1223 (fold_builtin_bswap): Likewise.
1224 (fold_builtin_logarithm): Likewise.
1225 (fold_builtin_hypot): Likewise.
1226 (fold_builtin_pow): Likewise.
1227 (fold_builtin_powi): Likewise.
1228 (fold_builtin_exponent): Likewise.
1229 (fold_builtin_memset): Likewise.
1230 (fold_builtin_bzero): Likewise.
1231 (fold_builtin_memory_op): Likewise.
1232 (fold_builtin_bcopy): Deleted; call site changed to invoke
1233 fold_builtin_memory_op directly.
1234 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
1235 (fold_builtin_strncpy): Likewise.
1236 (fold_builtin_memcmp): Likewise.
1237 (fold_builtin_strcmp): Likewise.
1238 (fold_builtin_strncmp): Likewise.
1239 (fold_builtin_signbit): Likewise.
1240 (fold_builtin_copysign): Likewise.
1241 (fold_builtin_isascii): Likewise.
1242 (fold_builtin_toascii): Likewise.
1243 (fold_builtin_isdigit): Likewise.
1244 (fold_builtin_fabs): Likewise.
1245 (fold_builtin_abs): Likewise.
1246 (fold_builtin_fmin_fmax): Likewise.
1247 (fold_builtin_carg): Likewise.
1248 (fold_builtin_classify): Likewise.
1249 (fold_builtin_unordered_cmp): Likewise.
1251 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
1252 New functions split out from fold_builtin_1.
1253 (fold_builtin_n): New.
1254 (fold_builtin_varargs): New.
1255 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
1256 instead.
1257 (fold_call_expr): New.
1258 (build_function_call_expr): Rewrite to use new helper function.
1259 (fold_builtin_call_list): New.
1260 (build_call_expr): New.
1261 (fold_builtin_call_valist): New.
1262 (rewrite_call_expr): New.
1263 (validate_arg): New.
1264 (validate_arglist): Change parameter to be entire CALL_EXPR instead
1265 of an arglist. Change return type to bool. Use new CALL_EXPR
1266 accessors.
1268 (fold_builtin_strstr): Pass call arguments individually instead
1269 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
1270 accessors and constructors. Return NULL_TREE instead of 0.
1271 (fold_builtin_strchr): Likewise.
1272 (fold_builtin_strrchr): Likewise.
1273 (fold_builtin_strpbrk): Likewise.
1274 (fold_builtin_strcat): Likewise.
1275 (fold_builtin_strncat): Likewise.
1276 (fold_builtin_strspn): Likewise.
1277 (fold_builtin_strcspn): Likewise.
1278 (fold_builtin_fputs): Likewise.
1279 (fold_builtin_next_arg): Likewise.
1280 (fold_builtin_sprintf): Likewise.
1282 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
1283 NULL_RTX instead of 0.
1284 (expand_builtin_memory_chk): Likewise.
1285 (maybe_emit_chk_warning): Likewise.
1286 (maybe_emit_sprintf_chk_warning): Likewise.
1288 (fold_builtin_object_size): Pass call arguments individually instead
1289 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
1290 accessors and constructors. Return NULL_TREE instead of 0.
1291 (fold_builtin_memory_chk): Likewise.
1292 (fold_builtin_stxcpy_chk): Likewise.
1293 (fold_builtin_strncpy_chk): Likewise.
1294 (fold_builtin_strcat_chk): Likewise.
1295 (fold_builtin_strcat_chk): Likewise.
1296 (fold_builtin_strncat_chk): Likewise.
1297 (fold_builtin_sprintf_chk): Likewise.
1298 (fold_builtin_snprintf_chk): Likewise.
1299 (fold_builtin_printf): Likewise.
1300 (fold_builtin_vprintf): Likewise.
1302 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
1303 constructors.
1304 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
1305 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1306 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
1307 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
1308 (fold_unary): Likewise.
1309 (fold_binary): Likewise.
1310 (fold_ternary): Remove CALL_EXPR case, since they are no longer
1311 ternary expressions.
1312 (fold): Add logic for tcc_vl_exp.
1313 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
1314 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1315 (fold_build3_stat): Add assertion to flag broken interface for
1316 constructing CALL_EXPRs.
1317 (fold_build_call_list): New.
1318 (fold_build_call_list_initializer): New.
1319 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
1320 constructors.
1321 (fold_strip_sign_ops): Likewise.
1323 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1324 Brooks Moses <brooks.moses@codesourcery.com>
1325 Lee Millward <lee.millward@codesourcery.com>
1327 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
1328 accessors and dump arguments explicitly.
1330 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
1331 TREE_CODE_LENGTH.
1332 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
1333 explicitly.
1334 (print_call_name): Use new CALL_EXPR accessors.
1336 * print-tree.c (print_node): Add case tcc_vl_exp. Print
1337 CALL_EXPR arguments explicitly instead of as a list. Use
1338 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1340 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
1341 (vrp_visit_stmt): Likewise.
1343 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
1344 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
1345 TREE_CODE_LENGTH.
1346 (force_move_till_expr): Likewise.
1348 * targhooks.c (default_external_stack_protect_fail): Use
1349 build_call_expr instead of build_function_call_expr.
1350 (default_hidden_stack_protect_fail): Likewise.
1352 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
1353 build the call.
1355 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
1356 and walk arguments explicitly.
1358 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
1359 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1360 (expand_simple_operations): Likewise.
1361 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
1363 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
1364 of TREE_CODE_LENGTH.
1365 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
1367 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
1368 instead of TREE_CODE_LENGTH.
1370 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
1371 (tree_ic_transform): Likewise.
1372 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
1373 parameter instead of arglist. Fix callers.
1374 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
1375 (tree_stringops_transform): Likewise.
1376 (tree_indirect_call_to_profile): Likewise.
1377 (tree_stringops_values_to_profile): Likewise.
1379 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
1380 (eliminate_tail_call): Likewise.
1382 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
1384 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
1385 Use TREE_OPERAND_LENGTH and generalize to handle any number of
1386 operands.
1387 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
1389 * omp-low.c (build_omp_barrier): Use build_call_expr.
1390 (lower_rec_input_clauses): Likewise.
1391 (lower_reduction_clauses): Likewise.
1392 (expand_parallel_call): Likewise.
1393 (maybe_catch_exception): Likewise.
1394 (expand_omp_for_generic): Likewise.
1395 (expand_omp_for_static_nochunk): Likewise.
1396 (expand_omp_sections): Likewise.
1397 (lower_omp_single_simple): Likewise.
1398 (lower_omp_single_copy): Likewise.
1399 (lower_omp_master): Likewise.
1400 (lower_omp_ordered): Likewise.
1401 (lower_omp_critical): Likewise.
1403 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
1404 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
1406 * tree-gimple.c (is_gimple_call_addr): Fix doc.
1407 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
1408 TREE_CODE_LENGTH. Add tcc_vl_exp case.
1410 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
1411 and generalize to handle any number of operands.
1412 (chrec_contains_undetermined): Likewise.
1413 (tree_contains_chrecs): Likewise.
1414 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
1416 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
1418 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
1419 fold_call_expr instead of fold_builtin.
1420 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
1421 match declarations there.
1422 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
1423 updates.
1425 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
1426 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1428 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
1429 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
1431 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
1432 accessors.
1434 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
1435 (execute_cse_sincos): Use new CALL_EXPR accessors.
1437 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
1439 * gimple-low.c (lower_function_body): Use build_call_expr.
1440 (lower_builtin_setjmp): Likewise.
1442 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
1443 (set_storage_via_libcall): Likewise.
1444 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
1445 instead of TREE_CODE_LENGTH.
1446 (expand_expr_real_1): Use new CALL_EXPR accessors.
1448 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
1449 generalize to handle any number of operands.
1450 (TB_parent_eq): Likewise.
1452 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
1453 (strip_builtin_expect): Likewise.
1455 * function.c (gimplify_parameters): Use build_call_expr.
1457 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
1458 instead of TREE_CODE_LENGTH.
1460 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
1461 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
1463 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
1464 iterators.
1466 * gimplify.c (build_stack_save_restore): Use build_call_expr.
1467 (gimplify_decl_expr): Likewise.
1468 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
1469 Use new CALL_EXPR iterators.
1470 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
1471 (gimplify_modify_expr_to_memset): Likewise.
1472 (gimplify_variable_sized_compare): Likewise.
1473 (gimplify_omp_atomic_fetch_op): Likewise.
1474 (gimplify_omp_atomic_pipeline): Likewise.
1475 (gimplify_omp_atomic_mutex): Likewise.
1476 (gimplify_function_tree): Likewise.
1478 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
1479 (call_expr_flags): Likewise.
1480 (expand_call): Likewise.
1482 * except.c (expand_builtin_eh_return_data_regno): Pass entire
1483 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
1484 accessors.
1486 * coverage.c (create_coverage): Use build_call_expr.
1488 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
1489 (temp_call_expr_obstack): New.
1490 (pool_copy_list): Delete.
1491 (temp_copy_call_expr): New.
1492 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
1493 CALL_EXPR accessors. Get rid of special goo for copying argument
1494 lists and use temp_copy_call_expr instead.
1495 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
1496 CALL_EXPR accessors.
1497 (create_expression_by_pieces): Likewise. Use build_call_array
1498 to construct the result instead of fold_build3.
1499 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
1500 dealing with argument lists.
1501 (init_pre): Remove references to expression_node_pool and
1502 list_node_pool. Init temp_call_expr_obstack instead.
1503 (fini_pre): Remove references to expression_node_pool and
1504 list_node_pool.
1506 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
1507 and walk arguments explicitly instead of as a list.
1509 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
1510 (mx_register_decls): Likewise.
1511 (mudflap_register_call): Likewise.
1512 (mudflap_finish_file): Likewise.
1514 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
1515 (ipa_callsite_compute_param): Likewise.
1517 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
1518 accessors and constructor.
1520 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
1521 accessors and constructor.
1522 (convert_tramp_reference): Likewise.
1523 (convert_call_expr): Likewise.
1524 (finalize_nesting_tree_1): Likewise.
1526 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
1527 accessors.
1529 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
1531 * tree-inline.c (initialize_inlined_parameters): Pass entire
1532 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
1533 accessors.
1534 (estimate_num_insns_1): Use new CALL_EXPR accessors.
1535 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
1537 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
1538 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1539 (vectorizable_reduction): Likewise.
1540 (vectorizable_call): Use new CALL_EXPR iterators.
1541 (vectorizable_conversion): Use build_call_expr.
1542 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
1543 (vect_gen_widened_results_half): Use build_call_expr.
1544 (vect_setup_realignment): Likewise.
1545 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
1547 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
1548 (pass_through_call): Likewise.
1549 (compute_object_sizes): Likewise. Use fold_call_expr instead of
1550 fold_builtin.
1552 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
1553 (tree_gen_pow2_profiler): Likewise.
1554 (tree_gen_one_value_profiler): Likewise.
1555 (tree_gen_ic_func_profiler): Likewise.
1556 (tree_gen_average_profiler): Likewise.
1557 (tree_gen_ior_profiler): Likewise.
1559 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
1560 (find_func_aliases): Use new CALL_EXPR accessors. Add case
1561 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1563 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
1564 of TREE_CODE_LENGTH.
1566 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
1567 of TREE_CODE_LENGTH.
1569 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
1570 constructor.
1571 (convert_to_integer): Likewise.
1573 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
1574 accessors.
1576 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1577 Brooks Moses <brooks.moses@codesourcery.com>
1578 Lee Millward <lee.millward@codesourcery.com>
1580 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
1581 accessors.
1582 * config/frv/frv.c (frv_expand_builtin): Likewise.
1583 * config/s390/s390.c (s390_expand_builtin): Likewise.
1585 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
1586 (sparc_expand_builtin): Use new CALL_EXPR accessors.
1588 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
1589 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
1590 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
1591 (ix86_expand_store_builtin): Likewise.
1592 (ix86_expand_unop_builtin): Likewise.
1593 (ix86_expand_unop1_builtin): Likewise.
1594 (ix86_expand_sse_compare): Likewise.
1595 (ix86_expand_sse_comi): Likewise.
1596 (ix86_expand_vec_init_builtin): Likewise.
1597 (ix86_expand_vec_ext_builtin): Likewise.
1598 (ix86_expand_vec_set_builtin): Likewise.
1599 (ix86_expand_builtin): Use new CALL_EXPR accessors.
1601 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
1602 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
1604 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
1605 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
1606 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
1608 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
1609 build_call_expr.
1610 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
1611 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
1612 arglist. Use new CALL_EXPR accessors. Fix callers.
1613 (altivec_expand_abs_builtin): Likewise.
1614 (rs6000_expand_binop_builtin): Likewise.
1615 (altivec_expand_predicate_builtin): Likewise.
1616 (altivec_expand_lv_builtin): Likewise.
1617 (spe_expand_stv_builtin): Likewise.
1618 (altivec_expand_stv_builtin): Likewise.
1619 (rs6000_expand_ternop_builtin): Likewise.
1620 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
1621 (altivec_expand_st_builtin): Likewise.
1622 (altivec_expand_dst_builtin): Likewise.
1623 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
1624 arglist. Use new CALL_EXPR accessors. Fix callers.
1625 (altivec_expand_vec_set_builtin): Likewise.
1626 (altivec_expand_vec_ext_builtin): Likewise.
1627 (altivec_expand_builtin): Use new CALL_EXPR accessors.
1628 (spe_expand_builtin): Likewise.
1629 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
1630 arglist. Use new CALL_EXPR accessors. Fix callers.
1631 (spe_expand_evsel_builtin): Likewise.
1632 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
1633 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
1635 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
1636 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
1637 (arm_expand_unop_builtin): Likewise.
1638 (arm_expand_builtin): Use new CALL_EXPR accessors.
1640 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
1641 accessors.
1643 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
1644 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
1645 (bfin_expand_unop_builtin): Likewise.
1646 (bfin_expand_builtin): Use new CALL_EXPR accessors.
1648 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1649 Brooks Moses <brooks.moses@codesourcery.com>
1650 Lee Millward <lee.millward@codesourcery.com>
1652 * c-semantics.c (build_stmt): Add internal diagnostic check.
1654 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
1655 accessors. Print arguments explicitly instead of as a list.
1657 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
1659 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
1660 (c_finish_omp_flish): Likewise.
1662 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
1663 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
1664 instead of TREE_CODE_LENGTH.
1665 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
1666 (c_warn_unused_result): Likewise.
1668 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1670 PR c/26494
1671 * doc/invoke.texi (Warning Options): Remove
1672 -Werror-implicit-function-declaration.
1673 (Wimplicit-function-declaration): Update description.
1674 * opts.c (common_handle_option): Move handling of -Werror=* to...
1675 (enable_warning_as_error): ...here.
1676 * opts.h (enable_warning_as_error): Declare.
1677 * c-decl.c (implicit_decl_warning): Unless
1678 -Wno-implicit-function-declaration is given, emit a pedwarn if
1679 -std=c99 or emit a warning if -Wimplicit-function-declaration.
1680 * c.opt (Wimplicit-function-declaration): Replace
1681 mesg_implicit_function_declaration with
1682 warn_implicit_function_declaration.
1683 * c-opts.c (c_common_handle_option):
1684 -Werror-implicit-function-declaration is exactly equal as
1685 -Werror=implicit-function-declaration.
1686 (set_Wimplicit): Replace mesg_implicit_function_declaration with
1687 warn_implicit_function_declaration.
1688 (c_common_post_options): -Wimplict-function-declaration is enabled
1689 by default by -std=c99, otherwise is disabled by default.
1690 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
1692 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
1694 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
1695 DECL on the rhs to a DECL on the lhs for debug info purposes if the
1696 former is ignored but not the latter.
1698 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
1700 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
1701 is made and the reference doesn't use the alias set of its type,
1702 do not create the temporary using that type.
1704 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
1706 * jump.c: Remove prototypes for delete_computation and
1707 delete_prior_computation.
1709 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
1711 * jump.c (get_label_after): Delete.
1712 (get_label_before, delete_computation, delete_jump,
1713 delete_prior_computation, follow_jumps): Move...
1714 * reorg.c (delete_computation, delete_prior_computation): ... here...
1715 (get_label_before, delete_jump): ... making these static ...
1716 (follow_jumps): ... and simplifying this since it only runs after
1717 reload.
1718 * rtl.h (get_label_after, get_label_before, delete_jump,
1719 follow_jumps): Delete prototypes.
1721 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
1723 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
1725 2007-02-15 Nick Clifton <nickc@redhat.com>
1727 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
1728 order to prevent it from being munged by the target.
1730 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
1732 * config/i386/i386.md: Remove misleading comment.
1734 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1736 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
1737 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
1738 invalid patterns.
1740 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1742 * tree-sra.c (instantiate_missing_elements): Canonicalize
1743 bit-field types.
1744 (sra_build_assignment): New.
1745 (generate_copy_inout, generate_element_copy,
1746 generate_element_zero, generate_one_element_init): Use it.
1748 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1750 * tree-sra.c (instantiate_missing_elements): Canonicalize
1751 bit-field types.
1752 (sra_build_assignment): New.
1753 (generate_copy_inout, generate_element_copy,
1754 generate_element_zero, generate_one_element_init): Use it.
1756 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1758 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
1759 limbo die nodes.
1761 2007-02-14 Joseph Myers <joseph@codesourcery.com>
1763 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
1764 types as aggregates not scalars.
1765 * function.c (assign_stack_temp_for_type): Likewise.
1767 2007-02-14 Roger Sayle <roger@eyesopen.com>
1768 Zdenek Dvorak <dvorakz@suse.cz>
1770 * tree-dump.c (dump_switch_p_1): Require exact match of the option
1771 name.
1773 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
1775 * passes.c (next_pass_1): Clear the next field of the copied
1776 pass structure.
1778 2007-02-14 Richard Henderson <rth@redhat.com>
1780 * tree-sra.c (early_sra): New.
1781 (decl_can_be_decomposed_p): Deny va_list if early_sra.
1782 (tree_sra_early, pass_sra_early): New.
1783 * tree-pass.h (pass_sra_early): Declare.
1784 * passes.c (init_optimization_passes): Use it.
1786 2007-02-14 Richard Guenther <rguenther@suse.de>
1788 * flags.h (issue_strict_overflow_warning): Convert to a macro.
1790 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
1792 PR tree-optimization/30771
1793 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
1794 also phi nodes.
1795 (vect_analyze_operations): Induction phis can now be marked as
1796 used_in_loop.
1797 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
1798 Update documentation accordingly.
1800 2007-02-14 Nick Clifton <nickc@redhat.com>
1802 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
1803 most 3 arguments are supported.
1804 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
1806 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
1808 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
1809 Ensure dst->current is valid.
1811 2007-02-13 Paul Brook <paul@codesourcery.com>
1813 * config.gcc: Add arm*-*-uclinux-*eabi.
1814 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
1815 (SUBTARGET_EXTRA_LINK_SPEC): Define.
1816 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
1817 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
1818 (LINK_SPEC): Define.
1819 (LIB_SPEC): Define.
1820 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
1821 register.
1822 * config/arm/uclinux-eabi.h: New file.
1823 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
1824 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
1825 based targets.
1827 2007-02-13 Ian Lance Taylor <iant@google.com>
1829 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
1830 * flags.h (warn_strict_overflow): Declare.
1831 (enum warn_strict_overflow_code): Define.
1832 (issue_strict_overflow_warning): New static inline function.
1833 * opts.c (warn_strict_overflow): New variable.
1834 (common_handle_option): Handle OPT_Wstrict_overflow and
1835 OPT_Wstrict_overflow_.
1836 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
1837 OPT_Wall.
1838 * fold-const.c: Include intl.h.
1839 (fold_deferring_overflow_warnings): New static variable.
1840 (fold_deferred_overflow_warning): New static variable.
1841 (fold_deferred_overflow_code): New static variable.
1842 (fold_defer_overflow_warnings): New function.
1843 (fold_undefer_overflow_warnings): New function.
1844 (fold_undefer_and_ignore_overflow_warnings): New function.
1845 (fold_deferring_overflow_warnings_p): New function.
1846 (fold_overflow_warning): New static function.
1847 (make_range): Add strict_overflow_p parameter. Change all
1848 callers.
1849 (extract_muldiv, extract_muldiv_1): Likewise.
1850 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
1851 tree_expr_nonnegative_p.
1852 (fold_negate_expr): Call fold_overflow_warning.
1853 (fold_range_test): Likewise.
1854 (fold_comparison): Likewise.
1855 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
1856 instead of tree_expr_nonnegative_p.
1857 (tree_expr_nonnegative_warnv_p): Rename from
1858 tree_expr_nonnegative_p, add strict_overflow_p parameter.
1859 (tree_expr_nonnegative_p): New function.
1860 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
1861 strict_overflow_p parameter.
1862 (tree_expr_nonzero_p): New function.
1863 * passes.c (verify_interpass_invariants): New static function.
1864 (execute_one_pass): Call it.
1865 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
1866 warnings.
1867 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
1868 (estimate_numbers_of_iterations): Likewise.
1869 (scev_probably_wraps_p): Likewise.
1870 * tree-ssa-ccp.c: Include "toplev.h".
1871 (evaluate_stmt): Defer fold overflow warnings until we know we are
1872 going to optimize.
1873 (struct fold_stmt_r_data): Add stmt field.
1874 (fold_stmt_r): Defer fold overflow warnings until we know we
1875 optimized.
1876 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
1877 (fold_stmt_inplace): Likewise.
1878 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
1879 (cleanup_control_expr_graph): Defer fold overflow warnings until
1880 we know we are going to optimize.
1881 * tree-cfg.c (fold_cond_expr_cond): Likewise.
1882 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
1883 Likewise.
1884 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
1885 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
1886 * tree-ssa-loop-manip.c (create_iv): Likewise.
1887 * c-typeck.c (build_conditional_expr): Likewise.
1888 (build_binary_op): Likewise.
1889 * tree-vrp.c (vrp_expr_computes_nonzero): Call
1890 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
1891 (extract_range_from_unary_expr): Likewise.
1892 * simplify-rtx.c (simplify_const_relational_operation): Warn when
1893 assuming that signed overflow does not occur.
1894 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
1895 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
1896 (fold_defer_overflow_warnings): Declare.
1897 (fold_undefer_overflow_warnings): Declare.
1898 (fold_undefer_and_ignore_overflow_warnings): Declare.
1899 (fold_deferring_overflow_warnings_p): Declare.
1900 (tree_expr_nonzero_warnv_p): Declare.
1901 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
1902 of warning options.
1903 (Warning Options): Document -Wstrict-overflow.
1904 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
1905 (tree-ssa-ccp.o): Likewise.
1906 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
1907 (fold-const.o): Depend on intl.h.
1909 2007-02-13 Ian Lance Taylor <iant@google.com>
1911 PR middle-end/30751
1912 * lower-subreg.c (resolve_simple_move): Decompose subregs in
1913 addresses.
1915 2007-02-13 Stuart Hastings <stuart@apple.com>
1917 * gcc/config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
1919 2007-02-13 Richard Henderson <rth@redhat.com>
1921 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
1922 handled_component_p before looking for the indirect_ref.
1924 2007-02-13 Richard Henderson <rth@redhat.com>
1926 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
1927 remove flags clobber.
1928 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
1929 (bswaphi_lowpart): New.
1930 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
1931 remove TARGET_BSWAP test. Delete expander of the same name.
1933 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
1934 (expand_unop): Use them.
1936 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
1938 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
1939 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
1940 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
1941 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
1942 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
1943 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
1944 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
1945 assembler dialect choice from asm templates.
1947 2007-02-12 Richard Henderson <rth@redhat.com>
1949 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
1950 (fixuns_trunc<SSEMODEF>si2): Use it.
1951 * config/i386/sse.md (vec_setv4sf_0): Export.
1952 * config/i386/i386.c (ix86_build_const_vector): Export.
1953 (ix86_split_convert_uns_si_sse): Rename from
1954 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
1955 * config/i386/i386-protos.h: Update.
1957 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1959 PR c/29521
1960 * c-typeck.c (c_finish_return): Improve warning message.
1962 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1964 * alias.c (find_symbolic_term): Delete unused function.
1966 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
1968 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
1969 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
1970 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
1972 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
1974 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
1975 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
1976 the function, temporarily point the debug interface to the null one.
1978 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
1980 * dwarf2out.c (round_up_to_align): New static function.
1981 (field_byte_offset): Use it to round the offset.
1983 2007-02-12 Richard Henderson <rth@redhat.com>
1985 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
1986 (inswl_const): Export.
1988 2007-02-12 Richard Henderson <rth@redhat.com>
1990 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
1991 result mode of the libcall, convert back to outmode.
1993 2007-02-12 Roger Sayle <roger@eyesopen.com>
1995 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
1996 (bswapdi2): New define_expand to implement 32-bit implementation.
1998 2007-02-12 Nick Clifton <nickc@redhat.com>
2000 * doc/invoke.texi (Overall Options): Document --help=.
2001 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
2002 (cc1_options): Pass --help= on to cc1.
2003 (display_help): Add description of --help=.
2004 (process_command): Add code to handle --help=. Allow translated
2005 --help and --target-help switches to be passed on to compiler
2006 sub-process.
2007 (main): Remove unused if statement.
2008 * opts.c (columns): Remove.
2009 (LEFT_COLUMN): Define.
2010 (wrap_help): Add columns argument.
2011 (print_filtered_help): Change parameters to be an include bitmask,
2012 an exclude bitmask, an any bitmask and the column width. Move the
2013 code to display the params list here. Add code to display the
2014 status of options rather than their descriptions if the quiet flag
2015 is not active.
2016 (print_specific_help): Change parameters to be an include bitmask,
2017 an exclude bitmask and an any bitmask. Move code to look up the
2018 column width here. Decide upon the title for an options listing.
2019 (common_handle_options): Add code to handle --help=. Adapt code
2020 for --help and --target-help to use the revised form of the
2021 print_specific_help function.
2022 (print_help): Delete.
2023 (print_param_help): Delete.
2024 (print_switch): Delete.
2025 * opts.h (cl_lang_count): Add prototype.
2026 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
2027 CL_MAX_OPTION_CLASS): New defines.
2028 * optc-gen.awk: Add construction of cl_lang_count.
2029 * c.opt: Add Warning attribute to warning options and Optimization
2030 attribute to optimization options.
2031 * common.opt: Likewise.
2032 Add --help=.
2033 Add -fhelp and -ftarget-help as aliases for the transformed --help
2034 and --target-help options.
2035 * opt-functions.awk: Add code to handle Warning and Optimization
2036 attributes.
2038 2007-02-12 Richard Henderson <rth@redhat.com>
2040 * config/alpha/constraints.md: New file.
2041 * config/alpha/alpha.c: Include tm-constrs.h.
2042 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
2043 alpha_extra_constraint): Remove.
2044 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
2045 * config/alpha/alpha-protos.h: Update.
2046 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
2047 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
2048 (EXTRA_CONSTRAINT): Remove.
2049 * config/alpha/alpha.md: Include constraints.md.
2050 (adddi splitter): Use satisfies_constraint_*.
2051 * config/alpha/predicates.md (add_operand): Likewise.
2052 (sext_add_operand, addition_operation): Likewise.
2054 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
2056 PR tree-optimization/29145
2057 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
2058 in our handling of restrict qualified pointers.
2060 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2062 PR middle-end/7651
2063 * doc/invoke.texi (Wunused-value): Update description.
2064 (Wextra): Delete item.
2065 * opts.c (set_Wextra): Don't use the value of Wextra to set the
2066 value of Wunused-value.
2067 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
2068 (c_finish_stmt_expr): Don't check extra_warnings.
2069 (emit_side_effect_warnings): The caller is responsible to check
2070 warn_unused_value.
2072 2007-02-11 Roger Sayle <roger@eyesopen.com>
2073 Matt Thomas <matt@3am-software.com>
2075 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
2077 2007-02-11 Roger Sayle <roger@eyesopen.com>
2079 * simplify-rtx.c (simplify_relational_operation_1): Optimize
2080 comparisons of POPCOUNT against zero.
2081 (simplify_const_relational_operation): Likewise.
2083 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2085 * doc/invoke.texi (Wextra): Delete outdated paragraph.
2087 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2089 * dwarf2out.c (root_type): Delete unused function.
2091 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2093 * genattrtab.c (contained_in_p): Delete unused function.
2094 (write_expr_attr_cache): Likewise.
2096 2007-02-11 Jan Hubicka <jh@suse.cz>
2098 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
2099 previous patch.
2101 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
2103 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
2104 to add the REG_EQ* note.
2105 * see.c (see_merge_one_use_extension): Likewise.
2106 * local-alloc.c (update_equiv_regs): Likewise. Also don't
2107 turn REG_EQUAL notes into REG_EQUIV notes if the target
2108 register may have more than one set.
2109 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
2110 * gcse.c (try_replace_reg): Likewise.
2111 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
2112 * calls.c (fixup_tail_calls): Likewise. Abort if there is
2113 more than one REG_EQUIV note.
2114 * reload1.c (gen_reload): Use set_unique_reg_note.
2116 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
2118 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
2119 (ix86_builtin_conversion): New function.
2121 2007-02-06 Mark Mitchell <mark@codesourcery.com>
2123 PR target/29487
2124 * tree.h (DECL_REPLACEABLE_P): New macro.
2125 * except.c (set_nothrow_function_flags): Likewise.
2127 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
2128 Ira Rosen <irar@il.ibm.com>
2129 Dorit Nuzman <dorit@il.ibm.com>
2131 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
2132 * targhooks.c (default_builtin_vectorized_conversion): New.
2133 * targhooks.h (default_builtin_vectorized_function): New declaration.
2134 * target.h (struct vectorize): Add builtin_conversion field.
2135 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
2136 stmt_vec_info_type value.
2137 (vectorizable_conversion): New declaration.
2138 * tree-vect-analyze.c (vect_analyze_operations): Add
2139 vectorizable_conversion call.
2140 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
2141 * tree-vect-transform.c (vectorizable_conversion): New function.
2142 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
2143 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
2144 mode.
2145 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
2146 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
2147 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
2148 or ALTIVEC_BUILTIN_VCFSX.
2150 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2152 PR target/30634
2153 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
2154 CONST_DOUBLE and operand 0 is a hard register.
2155 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
2156 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
2157 is a hard floating-point register.
2159 2007-02-10 Richard Henderson <rth@redhat.com>
2160 Jakub Jelinek <jakub@redhat.com>
2161 Alexandre Oliva <aoliva@redhat.com>
2163 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
2164 * builtin-types.def (BT_WORD): Make unsigned.
2165 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
2166 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
2167 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
2168 * c-decl.c (grokdeclarator): Don't error if !have_tls.
2169 * c-parser.c (c_parser_omp_threadprivate): Likewise.
2170 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
2171 emulated tls.
2172 * expr.c (emutls_var_address): New.
2173 (expand_expr_real_1): Expand emulated tls.
2174 (expand_expr_addr_expr_1): Likewise.
2175 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
2176 * output.h (emutls_finish): Declare.
2177 * toplev.c (compile_file): Call it.
2178 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
2179 address before wrapping in CONST.
2180 * varasm.c (emutls_htab, emutls_object_type): New.
2181 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
2182 (get_emutls_object_name, get_emutls_object_type): New.
2183 (get_emutls_init_templ_addr, emutls_decl): New.
2184 (emutls_common_1, emutls_finish): New.
2185 (assemble_variable): When emulating tls, swap decls; generate
2186 constructor for the emutls objects.
2187 (do_assemble_alias): When emulating tls, swap decl and target name.
2188 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
2189 for emulated tls.
2190 * varpool.c (decide_is_variable_needed): Look at force_output.
2191 Recurse for emulated tls.
2192 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
2193 with decide_is_variable_needed.
2194 * emutls.c: New file.
2195 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
2196 tls_object for real tls.
2198 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
2200 PR rtl-optimization/29599
2201 * reload1.c (eliminate_regs_in_insn): Take the destination
2202 mode into account when computing the offset.
2204 2007-02-09 Stuart Hastings <stuart@apple.com>
2205 Richard Henderson <rth@redhat.com>
2207 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
2208 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
2209 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
2210 fixuns_truncdfhi2): New.
2211 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
2212 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
2213 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
2214 (floatunssidf2): Allow nonimmediate source.
2215 * gcc/config/i386/sse.md (movdi_to_sse): New.
2216 (vec_concatv2di): Drop '*'.
2217 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
2218 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
2219 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
2220 New.
2221 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
2222 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
2223 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
2224 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
2225 (ix86_build_signbit_mask): Fix decl of v, refactor to call
2226 ix86_build_const_vector.
2227 (x86_emit_floatuns): Rewrite.
2229 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2231 * genautomata.c (longest_path_length): Delete unused function.
2232 (struct state): Delete unused longest_path_length.
2233 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
2234 (get_free_state): Delete unused.
2236 2007-02-09 Jan Hubicka <jh@suse.cz>
2238 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
2239 * doc/invoke.texi (inline-unit-growth): Update default value.
2241 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
2242 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
2243 (rebuild_cgraph_edges): Likewise.
2244 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
2245 (dump_cgraph_node): Dump frequencies.
2246 (cgraph_clone_edge): Add frequency scales.
2247 (cgraph_clone_node): Add freuqnecy.
2248 * cgraph.h (cgraph_edge): Add freuqnecy argument.
2249 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
2250 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
2251 * tree-pass.h (TODO_rebuild_frequencies): New constant.
2252 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
2253 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
2254 (save_inline_function_body): Likewise.
2255 * ipa-inline.c: inluce rtl.h
2256 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
2257 (cgraph_edge_badness): Use frequencies.
2258 (cgraph_decide_recursive_inlining): Update clonning.
2259 (cgraph_decide_inlining_of_small_function): Dump frequency.
2260 * predict.c (estimate_bb_frequencies): Export.
2261 * predict.h (estimate_bb_frequencies): Declare.
2262 * tree-inline.c (copy_bb): Watch overflows.
2263 (expand_call_inline): Update call of cgraph_create_edge.
2264 (optimize_inline_calls): Use TODO flags to update frequnecies.
2265 * passes.h: Include predict.h
2266 (init_optimization_passes): Move profile ahead.
2267 (execute_function_todo): Handle TODO_rebuild_frequencies.
2269 2007-02-09 Roger Sayle <roger@eyesopen.com>
2271 * config/alpha/alpha.c (emit_insxl): Force the first operand of
2272 the insbl or inswl pattern into a register.
2274 2007-02-09 Roger Sayle <roger@eyesopen.com>
2276 * config/ia64/ia64.md (bswapdi2): New define_insn.
2278 2007-02-09 Richard Henderson <rth@redhat.com>
2280 * config/i386/constraints.md (Ym): New constraint.
2281 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
2282 (movdi_1_rex64): Split sse and xmm general register moves from
2283 memory move alternatives. Use conditional register constraints.
2284 (movsf_1, movdf_integer): Likewise.
2285 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
2286 (movdf_integer_rex64): New.
2287 (pushsf_rex64): Fix output constraints.
2288 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
2289 (sse2_stored): Likewise.
2290 (sse2_storeq_rex64): New.
2291 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
2292 amd and not generic.
2293 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
2294 for optimize_size. Remove SF/DFmode hack.
2296 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2298 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
2299 (bit_SSE4a): New.
2301 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
2302 Richard Sandiford <richard@codesourcery.com>
2304 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
2305 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
2306 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
2307 m68k/t-mlib to tmake_file.
2308 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
2309 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
2310 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
2311 Allow it to be cf or m68k. Set m68k_arch_family. If that
2312 variable is not empty, add t-$m68k_arch_family to tmake_file.
2313 Add t-mlibs to tmake_file.
2314 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
2315 * config/m68k/t-cf: New file.
2316 * config/m68k/t-m68k: Likewise.
2317 * config/m68k/t-mlibs: Likewise.
2318 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
2319 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
2320 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
2321 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
2322 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
2323 Delete.
2324 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
2325 (INSTALL_LIBGCC): Delete.
2326 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
2327 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
2328 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
2329 (M68K_MLIB_CPU): Define.
2330 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
2331 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
2332 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
2334 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
2335 Richard Guenther <rguenther@suse.de>
2337 PR middle-end/23361
2338 * fold-const.c (fold_comparison): Handle obfuscated comparisons
2339 against INT_MIN/INT_MAX.
2340 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
2341 file if a loop is removed.
2343 2007-02-09 Joseph Myers <joseph@codesourcery.com>
2345 * calls.c (store_one_arg): Pass correct alignment to
2346 emit_push_insn for non-BLKmode values.
2347 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
2348 unaligned stack slot via a suitably aligned slot.
2350 2007-02-08 DJ Delorie <dj@redhat.com>
2352 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
2353 warnings.
2354 (legal_subregs): Use unsigned char, make const.
2355 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
2357 2007-02-08 Paul Brook <paul@codesourcery.com>
2359 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
2360 special interworking needed.
2362 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
2364 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
2365 conditional to __SSE2__.
2366 (Entries below should have been added to first ChangeLog
2367 entry for amdfam10 dated 2007-02-05)
2368 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
2369 defined.
2370 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
2371 defined.
2372 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
2373 defined.
2375 2007-02-08 DJ Delorie <dj@redhat.com>
2377 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
2378 * config/m32c/m32c.c (legal_subregs): New.
2379 (m32c_illegal_subreg_p): New.
2380 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
2381 unsupported subregs of hard regs.
2383 2007-02-08 Jan Hubicka <jh@suse.cz>
2385 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
2386 the same one; always update histograms.
2388 2007-02-08 Diego Novillo <dnovillo@redhat.com>
2390 * passes.c (init_optimization_passes): Tidy comment.
2392 2007-02-08 Roger Sayle <roger@eyesopen.com>
2394 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
2395 strip zero_extend, bswap and rotates from POCOUNT's argument.
2396 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
2397 zero_extend and rotates from PARITY's argument.
2398 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
2399 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
2400 of an integer constant at compile-time.
2402 2007-02-08 Diego Novillo <dnovillo@redhat.com>
2404 PR 30562
2405 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
2406 Update all users.
2407 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
2408 users.
2409 (init_alias_info):
2410 * tree-ssa-live.c (remove_unused_locals): Do not remove
2411 TREE_ADDRESSABLE variables.
2412 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
2413 * tree-ssa-operands.c (add_virtual_operand): Remove argument
2414 FOR_CLOBBER. Update all users.
2415 If VAR has an associated alias set, add a virtual operand for
2416 it if no alias is found to conflict with the memory reference.
2418 2007-02-07 Jan Hubicka <jh@suse.cz>
2419 Robert Kidd <rkidd@crhc.uiuc.edu>
2421 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
2423 2007-02-07 Ian Lance Taylor <iant@google.com>
2425 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
2427 2007-02-07 Roger Sayle <roger@eyesopen.com>
2429 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
2430 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
2431 tablejumpdi, movsi_to_cr_one): Remove constraints from
2432 define_expand's match_operands.
2434 2007-02-07 Roger Sayle <roger@eyesopen.com>
2436 * global.c (compute_regsets): Move declatation of "i" inside of
2437 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
2439 2007-02-07 Jakub Jelinek <jakub@redhat.com>
2441 PR c++/30703
2442 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
2443 of INDIRECT_REF <RESULT_DECL>.
2445 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
2447 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
2448 Kaz Kojima <kkojima@gcc.gnu.org>
2450 PR target/29746
2451 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
2452 properly.
2453 (sh_initialize_trampoline): Add parentheses to avoid a warning.
2455 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
2457 * doc/loop.texi: Document possibility not to perform disambiguation
2458 of loops with multiple latches.
2459 * cfgloopmanip.c (alp_enum_p): Removed.
2460 (add_loop): Handle subloops. Use get_loop_body_with_size.
2461 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
2462 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
2463 the new forwarder block.
2464 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
2465 Handle the case latch is NULL.
2466 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
2467 when marking loop exits.
2468 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
2469 be modified.
2470 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
2471 disambiguate_loops_with_multiple_latches.
2472 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
2473 before fix_loop_structure.
2474 * cfgloop.c: Include pointer-set.h and output.h.
2475 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
2476 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
2477 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
2478 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
2479 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
2480 disambiguate_multiple_latches, get_loop_body_with_size,
2481 disambiguate_loops_with_multiple_latches): New functions.
2482 (flow_loop_dump): Dump multiple latch edges.
2483 (flow_loop_nodes_find): Handle loops with multiple latches.
2484 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
2485 (glb_enum_p): Modified.
2486 (get_loop_body): Use get_loop_body_with_size.
2487 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
2488 (AVOID_CFG_MODIFICATIONS): New constant.
2489 (disambiguate_loops_with_multiple_latches, add_loop,
2490 get_loop_body_with_size): Declare.
2491 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
2493 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
2495 PR inline-asm/28686
2496 * global.c (compute_regsets): New function.
2497 (global_alloc): Refactored ELIMINABLE_REGSET
2498 and NO_GLOBAL_ALLOC_REGS computation out.
2499 (rest_of_handle_global_alloc): Call compute_regsets()
2500 for non-optimizing case.
2502 2007-02-06 Richard Henderson <rth@redhat.com>
2504 * config/i386/constraints.md (Y2): Rename from Y.
2505 (Yi): New constraint.
2506 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
2507 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
2508 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
2509 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
2510 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
2511 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
2512 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
2513 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
2514 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
2515 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
2516 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
2517 vec_extractv2si_1): Change Y constraints to Y2.
2518 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
2519 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
2520 Change Y constraints to Y2.
2521 (sse2_loadld): Change Y constraints to x.
2523 2007-02-06 Roger Sayle <roger@eyesopen.com>
2525 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
2526 (parity<mode>2): New define_expand using rs6000_emit_parity.
2527 * config/rs6000/rs6000.c (rs6000_emit_popcount,
2528 rs6000_emit_parity): New functions.
2529 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
2530 rs6000_emit_parity): Prototype here.
2532 2007-02-06 Ian Lance Taylor <iant@google.com>
2534 * lower-subreg.c (simple_move_operand): Reject CONST.
2535 (resolve_clobber): Call validate_change rather than directly
2536 assigning to XEXP (pat, 0).
2538 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
2540 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
2541 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
2542 (tree-cfg.o): Remove hashtab.h dependency.
2544 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
2545 (struct ivopts_data): Change niters to pointer_map_t.
2546 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
2547 (niter_for_exit): Create pointer_map on demand. Change for
2548 pointer_map API.
2549 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
2550 (free_loop_data): Destroy data->niters if created and reset field.
2551 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
2552 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
2554 * tree-ssa-reassoc.c: Include pointer-set.h.
2555 (bb_rank): Change to long *.
2556 (operand_rank): Change to pointer_map_t.
2557 (find_operand_rank): Return long, -1 if not found. Declare as inline.
2558 (insert_operand_rank): Accept long.
2559 (operand_entry_hash, operand_entry_eq): Remove.
2560 (get_rank): Return long. Adjust for changes above.
2561 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
2562 and operand_rank.
2563 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
2565 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
2566 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
2567 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
2568 is not NULL.
2569 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
2570 directly since it cannot be NULL.
2571 (get_vi_for_tree): Rewrite for pointer_map API.
2572 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
2573 (init_alias_vars): Create vi_for_tree as pointer_map.
2574 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
2576 * tree-cfg.c: Don't include hashtab.h.
2577 (edge_to_cases): Declare as pointer_map.
2578 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
2579 Delete.
2580 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
2581 (start_recording_case_labels): Create edge_to_cases as pointer_map.
2582 (end_recoding_case_labels): Cleanup edge_to_cases manually before
2583 destroying it.
2584 (record_switch_edge): Delete.
2585 (get_cases_for_edge): Adjust for pointer_map API, inline
2586 record_switch_edge (rewritten for new API), remove goto.
2588 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
2590 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
2591 * tree-nested.c: Include pointer-set.h.
2592 (var_map_elt, var_map_eq, var_map_hash): Delete.
2593 (struct nesting_info): Remove GTY marker. Change the two htab_t's
2594 to pointer_map_t's.
2595 (nesting_info_bitmap_obstack): New.
2596 (lookup_field_for_decl): Adjust for pointer_map API.
2597 (lookup_tramp_for_decl): Adjust for pointer_map API.
2598 (get_nonlocal_debug_decl): Adjust for pointer_map API.
2599 (get_local_debug_decl): Adjust for pointer_map API.
2600 (convert_nl_goto_reference): Adjust for pointer_map API.
2601 (convert_nl_goto_receiver): Adjust for pointer_map API.
2602 (create_nesting_tree): Create outside GGC space. Create bitmap on
2603 the new obstack. Create field_map and var_map as pointer_maps.
2604 (free_nesting_tree): Adjust for changes to create_nesting_tree.
2605 (root): Delete.
2606 (lower_nested_functions): Move root here, no need to NULL it.
2607 Initialize and release the obstack.
2609 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
2611 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
2612 Remove prototypes and make them non-static.
2613 (struct tree_int_map): Remove.
2614 * tree.h (struct tree_int_map): Move here, turning TO into an
2615 unsigned int.
2616 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
2618 * tree.h (TREE_COMPLEXITY): Remove.
2619 (struct tree_exp): Remove complexity field.
2620 * tree.c (build1_stat): Don't set it.
2622 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
2623 Victor Kaplansky <victork@il.ibm.com>
2625 * tree-vectorizer.c (vect_is_simple_use): Support induction.
2626 (vect_is_simple_reduction): Support reduction with induction as
2627 one of the operands.
2628 (vect_is_simple_iv_evolution): Fix formatting.
2629 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
2630 formatting. Don't mark induction phis for vectorization.
2631 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
2632 * tree-vect-transform.c (get_initial_def_for_induction): New function.
2633 (vect_get_vec_def_for_operand): Support induction.
2634 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
2635 induction case.
2636 (vectorizable_reduction): Support reduction with induction as one of
2637 the operands.
2638 (vectorizable_type_demotion): Use def-type of stmt argument rather
2639 than dummy def-type.
2641 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
2642 flag_tree_scev_cprop.
2643 * common.opt (tree-scev-cprop): New flag.
2645 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
2646 call to vect_get_new_vect_var.
2648 2007-02-06 Ira Rosen <irar@il.ibm.com>
2650 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
2651 vectype is not NULL.
2652 (vect_pattern_recog_1): Likewise.
2654 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2656 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
2657 (fold_negate_expr): Likewise.
2659 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
2661 PR debug/30189
2662 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
2663 even if cv-qualification is the same.
2665 2007-02-05 Geoffrey Keating <geoffk@apple.com>
2667 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
2668 __enable_execute_stack on completion.
2670 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2672 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
2673 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
2674 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
2675 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
2676 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
2677 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
2678 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
2679 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
2681 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2683 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
2684 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
2685 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
2686 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
2687 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
2688 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
2689 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
2690 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
2691 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
2692 umuldi3_highpart_rex64, umulsi3_highpart_insn,
2693 umulsi3_highpart_zext, smuldi3_highpart_rex64,
2694 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
2695 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
2696 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
2697 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
2698 sqrtextenddfxf2_i387): Added amdfam10_decode.
2700 * config/i386/athlon.md (athlon_idirect_amdfam10,
2701 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
2702 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
2703 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
2704 athlon_ivector_store_amdfam10): New define_insn_reservation.
2705 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
2706 amdfam10.
2708 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2710 * config/i386/athlon.md (athlon_call_amdfam10,
2711 athlon_pop_amdfam10, athlon_lea_amdfam10): New
2712 define_insn_reservation.
2713 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
2714 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
2715 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
2717 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2719 * config/i386/athlon.md (athlon_sseld_amdfam10,
2720 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
2721 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
2723 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2725 * config/i386/athlon.md (athlon_sseins_amdfam10): New
2726 define_insn_reservation.
2727 * config/i386/i386.md (sseins): Added sseins to define_attr type
2728 and define_attr unit.
2729 * config/i386/sse.md: Set type attribute to sseins for insertq
2730 and insertqi.
2732 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2734 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
2735 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
2736 ssecomi_load_amdfam10, ssecomi_amdfam10,
2737 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
2738 define_insn_reservation.
2739 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
2741 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2743 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
2744 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
2745 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
2746 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
2747 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
2748 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
2749 define_insn_reservation.
2751 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
2752 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
2753 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
2754 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
2755 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
2757 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2759 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
2760 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
2761 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
2762 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
2763 athlon_ssemul_load_k8): Added amdfam10.
2765 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2767 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
2768 (x86_sse_unaligned_move_optimal): New variable.
2770 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
2771 m_AMDFAM10.
2772 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
2773 for unaligned vector SSE double/single precision loads for AMDFAM10.
2775 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2777 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
2778 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
2779 Define TARGET_CPU_DEFAULT_amdfam10.
2780 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
2781 (processor_type): Add PROCESSOR_AMDFAM10.
2783 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
2784 processor_type in config/i386/i386.h.
2785 Enable imul peepholes for TARGET_AMDFAM10.
2787 * config.gcc: Add support for --with-cpu option for amdfam10.
2789 * config/i386/i386.c (amdfam10_cost): New variable.
2790 (m_AMDFAM10): New macro.
2791 (m_ATHLON_K8_AMDFAM10): New macro.
2792 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
2793 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
2794 x86_promote_QImode, x86_integer_DFmode_moves,
2795 x86_partial_reg_dependency, x86_memory_mismatch_stall,
2796 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
2797 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
2798 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
2799 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
2800 Enable/disable for amdfam10.
2801 (override_options): Add amdfam10_cost to processor_target_table.
2802 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
2803 processor_alias_table.
2804 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
2805 (ix86_adjust_cost): Add code for amdfam10.
2807 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2809 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
2810 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
2811 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
2812 * config/i386/i386.h: Add builtin definition for SSE4A.
2813 * config/i386/i386.md: Add support for ABM instructions
2814 (popcnt and lzcnt).
2815 * config/i386/sse.md: Add support for SSE4A instructions
2816 (movntss, movntsd, extrq, insertq).
2817 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
2818 Add -march=amdfam10 flag.
2819 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
2820 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
2821 and amdfam10.
2822 * doc/extend.texi: Add documentation for SSE4A builtins.
2824 2007-02-05 Bob Wilson <bob.wilson@acm.org>
2826 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
2828 2007-02-05 Richard Guenther <rguenther@suse.de>
2830 * tree-vectorizer.h (vectorizable_function): Add argument type
2831 argument, change return type.
2832 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
2833 * tree-vect-transform.c (vectorizable_function): Handle extra
2834 argument, return vectorized function decl.
2835 (build_vectorized_function_call): Remove.
2836 (vectorizable_call): Handle calls with result and argument types
2837 differing. Handle loop vectorization factor correctly.
2838 * targhooks.c (default_builtin_vectorized_function): Adjust for
2839 extra argument.
2840 * targhooks.h (default_builtin_vectorized_function): Likewise.
2841 * target.h (builtin_vectorized_function): Add argument type
2842 argument.
2843 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
2844 extra argument, allow vectorizing of lrintf.
2845 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
2846 documentation of target hook.
2848 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
2850 PR target/30665
2851 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
2852 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
2853 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
2855 2007-02-05 Roger Sayle <roger@eyesopen.com>
2857 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
2858 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
2859 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
2860 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
2861 before canonicalizing sincos to cexpi.
2862 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
2864 2007-02-05 Roger Sayle <roger@eyesopen.com>
2866 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
2867 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
2868 (alpha_init_builtins): Use alpha_add_builtins to process tables.
2870 2007-02-05 Roger Sayle <roger@eyesopen.com>
2872 * mips-tfile.c (initialize_init_file): Correct endianness test.
2874 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
2876 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
2877 the 'y' constraint.
2879 2007-02-05 Richard Sandiford <richard@codesourcery.com>
2881 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
2882 saves in a PARALLEL before the register assignments.
2884 2007-02-05 Richard Sandiford <richard@codesourcery.com>
2886 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
2887 DWARF_FRAME_RETURN_COLUMN to be a general register.
2888 * dwarf2out.c (init_return_column_size): New function, split from...
2889 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
2890 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
2891 to be nongeneral registers.
2892 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
2893 integer registers.
2894 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
2895 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
2897 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
2899 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
2901 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
2903 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
2904 (remove_path): Use can_remove_branch_p and remove_branch instead
2905 of loop_delete_branch_edge.
2906 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
2907 (tree_transform_and_unroll_loop): Remove dead branches immediately.
2908 Update profile using scale_dominated_blocks_in_loop.
2909 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
2910 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
2911 (can_remove_branch_p, remove_branch): Declare.
2912 * tree-cfg.c (tree_can_remove_branch_p): New function.
2913 (tree_cfg_hooks): Add tree_can_remove_branch_p.
2914 * cfgrtl.c (rtl_can_remove_branch_p): New function.
2915 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
2917 2007-02-05 Jan Hubicka <jh@suse.cz>
2919 PR middle-end/30696
2920 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
2921 nodes in cgraph, don't remove offline copy of the function.
2923 2007-02-04 Jan Hubicka <jh@suse.cz>
2925 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
2926 vectors might cause maybe_lookup_element_for_expr to be called
2927 on non-sra-candidate.
2929 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2931 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
2932 config/bfin/bfin.md, config/bfin/predicates.md: Follow
2933 spelling conventions.
2935 2007-02-04 Richard Guenther <rguenther@suse.de>
2937 PR middle-end/30636
2938 * fold-const.c (try_move_mult_to_index): Make sure to not
2939 overflow one dimension of a multi-dimensional array access.
2941 2007-02-04 Jan Hubicka <jh@suse.cz>
2943 * passes.c (init_optimization_passes): Reindent.
2945 2007-02-04 Jan Hubicka <jh@suse.cz>
2946 Eric Botcazou <ebotcazou@adacore.com>
2948 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
2949 (execute_fixup_cfg): Break out the abnormal goto code.
2950 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
2951 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
2952 (optimize_inline_calls): Call make_nonlocal_label_edges.
2954 2007-02-04 Jan Hubicka <jh@suse.cz>
2956 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
2957 true when something was changed.
2958 (rename_ssa_copies): When something was changed, do
2959 TODO_remove_unused_locals.
2960 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
2961 add TODO_remove_unused_locals when instruction was removed.
2963 2007-02-04 Jan Hubicka <jh@suse.cz>
2965 * ipa-inline.c (try_inline): Improve debug output; work on already
2966 inline edges too.
2967 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
2968 call try_inline for already inlined edges too when flattening;
2969 inline also functions that make callee growth but overall unit size
2970 reduce.
2972 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2974 * config/m32c/bitops.md, config/m32c/jump.md,
2975 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
2976 config/m32r/m32r.h, config/m32r/m32r.md,
2977 config/m32r/predicates.md, config/m68hc11/larith.asm,
2978 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
2979 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
2980 config/mips/mips-protos.h, config/mips/mips.c,
2981 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
2982 config/mn10300/mn10300.h, config/mn10300/predicates.md,
2983 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
2984 spelling conventions.
2986 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
2987 Follow spelling conventions.
2989 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
2991 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
2992 warn about C++0x compatibility.
2994 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2996 * config/h8300/h8300.c, config/h8300/h8300.h,
2997 config/h8300/h8300.md: Follow spelling conventions.
2999 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
3001 PR middle-end/30667
3002 * combine.c (try_combine): Do not substitute source operand
3003 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
3005 2007-02-03 Jan Hubicka <jh@suse.cz>
3007 PR gcov-profile/30650
3008 * value-prof.c (stringop_block_profile): Fix handling of size counter;
3009 do not divide by zero for never executed counters.
3010 (tree_find_values_to_profile): Fix counters.
3011 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
3013 2007-02-03 Ian Lance Taylor <iant@google.com>
3015 * lower-subreg.c (simple_move_operand): New static function,
3016 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
3017 operands.
3018 (simple_move): Call simple_move_operand.
3019 (find_decomposable_subregs): Add special handling of MEMs.
3020 (can_decompose_p): Rename from cannot_decompose_p. Reverse
3021 meaning of return value. If we see a hard register, test whether
3022 it can store a word_mode value. Change all callers.
3024 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3026 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
3027 ftrapv insns and expanders.
3028 (subdi3): Change define_expand operand 1 to arith11_operand, and
3029 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
3030 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
3031 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
3032 respectively.
3034 PR middle-end/30174
3035 * varasm.c (notice_global_symbol): Treat global objects as weak when
3036 flag_shlib is true.
3038 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3040 * emit-rtl.c (dconstpi): Delete.
3041 (dconstsqrt2): New.
3042 (init_emit_once): Delete dconstpi and init dconstsqrt2.
3043 * real.h (dconstpi): Delete.
3044 (dconstsqrt2): New.
3045 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
3046 (fold_builtin_hypot): Likewise.
3048 2007-02-03 Tom Tromey <tromey@redhat.com>
3050 PR driver/30246
3051 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
3052 -gcoff3, -gxcoff3, -gvms3 implies -dD.
3054 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
3056 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
3057 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
3058 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
3059 config/rs6000/cell.md, config/rs6000/darwin.h,
3060 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
3061 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
3062 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
3063 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
3064 typos. Follow spelling conventions.
3065 * doc/invoke.texi: Follow spelling conventions.
3067 2007-02-03 Roger Sayle <roger@eyesopen.com>
3069 * simplify-rtx.c (simplify_relational_operation_1): Implement some
3070 canonicalization transformations that attempt to simplify integer
3071 constant comparisons to become comparisons against zero.
3073 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3075 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
3076 fabs(x)*sqrt(2).
3077 * fold-const.c (fold_binary): Fix comment typos. Fold complex
3078 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
3080 2007-02-02 Mike Stump <mrs@apple.com>
3082 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
3083 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
3084 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
3085 generate a branch island.
3087 2007-02-02 Bob Wilson <bob.wilson@acm.org>
3089 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
3090 (xtensa_legitimate_address_p): New.
3091 (xtensa_legitimize_address): New.
3092 (xtensa_output_addr_const_extra): New.
3093 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
3094 (BASE_REG_P): New.
3095 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
3096 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
3097 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
3098 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
3099 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
3100 (xtensa_legitimize_address): New.
3101 (xtensa_output_addr_const_extra): New.
3103 2007-02-02 Steve Ellcey <sje@cup.hp.com>
3105 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
3107 2007-02-02 Ian Lance Taylor <iant@google.com>
3109 * expmed.c (expand_divmod): Add comment.
3111 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
3113 * emit-rtl.c (renumber_insns): Remove.
3114 * flags.h: Remove the extern for flag_renumber_insns.
3115 * rtl.h: Remove the prototype for renumber_insns.
3116 * toplev.c (flag_renumber_insns): Remove.
3118 2007-02-02 Hui-May Chang <hm.chang@apple.com>
3120 Revert for x86 darwin:
3121 2005-06-19 Uros Bizjak <uros@kss-loka.si>
3123 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
3124 code before the following patch under TARGET_MACHO.
3125 (ix86_function_value_regno_p): Likewise.
3127 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3129 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
3130 COMPLEX_EXPR.
3132 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
3134 PR target/29682
3135 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
3136 general or fp registers. Add comments.
3137 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
3139 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
3141 * pointer-set.c (insert_aux): Only return insertion slot.
3142 (pointer_set_insert): Adjust.
3143 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
3144 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
3145 pointer_map_traverse): New.
3146 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
3147 pointer_map_create, pointer_map_destroy, pointer_map_insert,
3148 pointer_map_contains, pointer_map_traverse): Declare.
3150 2007-02-02 Jakub Jelinek <jakub@redhat.com>
3152 PR middle-end/30473
3153 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
3154 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
3156 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
3158 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
3160 (struct _dep): New type.
3161 (dep_t): New typedef.
3162 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
3163 (DEP_STATUS): New access macro. The macro with the same name was
3164 renamed to DEP_LINK_STATUS.
3165 (dep_init): Declare function
3167 (struct _dep_link): New type.
3168 (dep_link_t): New typedef.
3169 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
3170 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
3171 (DEP_LINK_STATUS): New macro.
3172 (debug_dep_links): New debug function.
3174 (struct _deps_list): New type.
3175 (deps_list_t): New typedef.
3176 (DEPS_LIST_FIRST): New access macro.
3177 (FOR_EACH_DEP_LINK): New cycle macro.
3178 (create_deps_list, free_deps_list, delete_deps_list): Declare
3179 functions.
3180 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
3181 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
3182 (copy_deps_list_change_con): Ditto.
3184 (move_dep_link): Declare function.
3186 (struct _dep_node): New type.
3187 (dep_node_t): New typedef.
3188 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
3190 (struct haifa_insn_data.back_deps): New field to hold backward
3191 dependencies of the insn.
3192 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
3193 to deps_list_t.
3194 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
3195 Change its type to deps_list_t.
3196 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
3197 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
3198 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
3200 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
3202 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
3204 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
3205 all callers.
3206 (dep_cost): Declare.
3208 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
3209 (ds_to_dk, dk_to_ds): New functions.
3211 (init_dep_1): New static function.
3212 (init_dep): New function.
3213 (copy_dep): New static function.
3215 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
3216 functions.
3217 (detach_dep_link): New static function.
3218 (move_dep_link): New function.
3220 (dep_links_consistent_p, dump_dep_links): New static functions.
3221 (debug_dep_links): New debugging function.
3223 (deps_obstack, dl_obstack, dn_obstack): New static variables.
3225 (alloc_deps_list, init_deps_list): New static functions.
3226 (create_deps_list): New function.
3227 (clear_deps_list): New static function.
3228 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
3229 (deps_list_consistent_p, dump_deps_list): New static functions.
3230 (debug_deps_list): New function.
3231 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
3232 functions.
3233 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
3235 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
3236 use new scheduler dependencies lists.
3237 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
3238 (sched_analyze): Ditto. Initialize dependencies lists.
3239 (add_forw_dep, compute_forward_dependences): Update to use new
3240 scheduler dependencies lists.
3242 (init_dependency_caches): Init deps_obstack.
3243 (free_dependency_caches): Free deps_obstack.
3245 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
3246 new scheduler dependencies lists.
3247 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
3248 (add_back_forw_dep, delete_back_forw_dep): Ditto.
3250 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
3251 Update to use new scheduler dependencies lists.
3252 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
3253 (debug_dependencies): Ditto.
3254 (schedule_region): Update comments.
3256 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
3257 scheduler dependencies lists.
3258 (schedule_ebb): Update comments.
3260 * rtl.def (DEPS_LIST): Remove.
3262 * lists.c (unused_deps_list): Remove.
3263 (free_list): Update assertions.
3265 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
3266 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
3268 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
3269 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
3271 * haifa-sched.c (comments): Update.
3272 (insn_cost1): Remove. Inline the code into insn_cost ().
3273 (insn_cost): Update to use new scheduler dependencies lists. Move
3274 processing of the dependency cost to dep_cost ().
3275 (dep_cost): New function. Use it instead of insn_cost () when
3276 evaluating cost of the dependency. Use compatible interface to
3277 interact with the target.
3278 (priority): Update to use new scheduler dependencies lists.
3279 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
3280 with greater number of insns that depend on the insn.
3281 (schedule_insn): Update to use new scheduler dependencies lists. Add
3282 code to free backward dependencies lists. Inline and optimize code
3283 from resolve_dep () - see PR28071.
3284 (ok_for_early_queue_removal): Update to use new scheduler dependencies
3285 lists. Update call to targetm.sched.is_costly_dependence hook.
3287 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
3288 scheduler dependencies lists.
3290 (resolve_dep): Remove. Move the logic to schedule_insn ().
3291 (init_h_i_d): Initialize dependencies lists.
3293 (process_insn_depend_be_in_spec): Rename to
3294 process_insn_forw_deps_be_in_spec. Update to use new scheduler
3295 dependencies lists.
3296 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
3297 Update to use new scheduler dependencies lists.
3298 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
3300 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
3301 new scheduler dependencies lists.
3302 (build_intra_loop_deps): Ditto.
3304 * target.h (struct _dep): Declare to use in
3305 gcc_target.sched.is_costly_dependence.
3306 (struct gcc_target.sched.adjust_cost): Fix typo.
3307 (struct gcc_target.sched.is_costly_dependence): Change signature to use
3308 single dep_t parameter instead of an equivalent triad.
3309 (struct gcc_target.sched.adjust_cost_2): Remove.
3311 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
3313 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
3315 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
3316 documentation.
3317 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
3319 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
3320 (REG_DEP_TRUE): Document.
3322 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
3323 Change signature to correspond to the targetm.sched.adjust_cost hook.
3324 Update use in TARGET_SCHED_ADJUST_COST_2.
3325 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
3326 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
3327 new scheduler dependencies lists.
3328 (ia64_gen_check): Ditto.
3330 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
3331 dependencies lists.
3333 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
3334 signature to correspond to the targetm.sched.is_costly_dependence hook.
3335 (is_costly_group): Update to use new scheduler dependencies lists.
3337 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
3338 instead of INSN_COST () macro.
3340 2007-02-01 Ian Lance Taylor <iant@google.com>
3342 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
3344 2007-02-01 Guy Martin <gmsoft@gentoo.org>
3346 * pa.md (tp_load): Correct mfctl instruction syntax.
3348 2007-02-01 Geoffrey Keating <geoffk@apple.com>
3350 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
3351 altivec_padding_size calculation on AIX. Improve comment, add
3352 assert to verify that it's right.
3354 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
3355 64-bit.
3357 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
3359 PR inline-asm/28686
3360 * global.c (global_alloc): Add mising initialization of
3361 ELIMINABLE_REGSET.
3363 2007-02-01 Roger Sayle <roger@eyesopen.com>
3365 * alias.c (init_alias_analysis): Correct whitespace.
3366 * bb-reorder.c (fix_edges_for_rarely_executed_code,
3367 partition_hot_cold_basic_blocks): Likewise.
3368 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
3369 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
3370 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
3371 fold_builtin_snprintf_chk, fold_builtin_printf,
3372 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
3373 do_mpfr_arg3, do_mpfr_sincos): Likewise.
3374 * cfgcleanup.c (cleanup_cfg): Likewise.
3375 * cfgexpand.c (tree_expand_cfg): Likewise.
3376 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
3377 * function.c (get_next_funcdef_no): Likewise.
3378 * gengtype.c (main): Likewise.
3379 * genmodes.c (main): Likewise.
3380 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
3381 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
3382 * ifcvt.c (noce_emit_move_insn): Likewise.
3383 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
3384 Likewise.
3385 * stor-layout.c (get_best_mode): Likewise.
3386 * tree-ssa-loop-niter.c (get_val_for): Likewise.
3387 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
3388 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
3389 perform_var_substitution, solve_graph): Likewise.
3390 * tree-vrp.c (vrp_finalize): Likewise.
3392 2007-02-01 Ian Lance Taylor <iant@google.com>
3394 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
3395 high part of a paradoxical subreg, return a constant zero.
3397 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
3399 * toplev.c (lang_dependent_init): Call init_set_costs.
3400 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
3402 2007-02-01 Richard Guenther <rguenther@suse.de>
3404 PR middle-end/30656
3405 * fold-const.c (fold_negate_expr): Allow negating a
3406 constant if overflow does not change.
3408 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3410 * doc/c-tree.texi (Expression trees): Improve markup.
3411 * doc/tm.texi (Register Classes, Addressing Modes)
3412 (Floating Point): Fix spacing after abbreviations. Fix some
3413 typos.
3415 2007-02-01 Ben Elliston <bje@au.ibm.com>
3417 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
3418 * doc/contrib.texi: Likewise.
3419 * doc/install.texi: Likewise.
3421 2007-01-31 Richard Henderson <rth@redhat.com>
3422 Ian Lance Taylor <iant@google.com>
3424 * lower-subreg.c: New file.
3425 * rtl.def (CONCATN): Define.
3426 * passes.c (init_optimization_passes): Add pass_lower_subreg and
3427 pass_lower_subreg2.
3428 * emit-rtl.c (update_reg_offset): New static function, broken out
3429 of gen_rtx_REG_offset.
3430 (gen_rtx_REG_offset): Call update_reg_offset.
3431 (gen_reg_rtx_offset): New function.
3432 * regclass.c: Revert patch of 2006-03-05, restoring
3433 reg_scan_update.
3434 (clear_reg_info_regno): New function.
3435 * dwarf2out.c (concatn_loc_descriptor): New static function.
3436 (loc_descriptor): Handle CONCATN.
3437 * common.opt (fsplit_wide_types): New option.
3438 * opts.c (decode_options): Set flag_split_wide_types when
3439 optimizing.
3440 * timevar.def (TV_LOWER_SUBREG): Define.
3441 * rtl.h (gen_reg_rtx_offset): Declare.
3442 (reg_scan_update): Declare.
3443 * regs.h (clear_reg_info_regno): Declare.
3444 * tree-pass.h (pass_lower_subreg): Declare.
3445 (pass_lower_subreg2): Declare.
3446 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
3447 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
3448 -fsplit-wide-types.
3449 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
3450 * Makefile.in (OBJS-common): Add lower-subreg.o.
3451 (lower-subreg.o): New target.
3453 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
3455 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
3457 2007-01-31 Anatoly Sokolov <aesok@post.ru>
3459 PR target/19087
3460 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
3462 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3464 PR middle-end/29335
3465 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
3467 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
3469 * cfgloop.h: Include vec-prim.h.
3470 (enum li_flags): Remove LI_ONLY_OLD.
3471 (loop_iterator): Changed.
3472 (fel_next, fel_init): Iterate over loop tree.
3473 (FOR_EACH_LOOP_BREAK): New macro.
3474 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
3475 FOR_EACH_LOOP.
3476 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
3477 * modulo-sched.c (sms_schedule): Ditto.
3478 * tree-vectorizer.c (vectorize_loops): Ditto.
3479 * doc/loop.texi: Update information on loop numbering and behavior of
3480 FOR_EACH_LOOP wrto new loops.
3481 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
3482 add_to_evolution_1): Test nestedness of loops instead of comparing
3483 their numbers.
3484 * tree-chrec.c (chrec_fold_plus_poly_poly,
3485 chrec_fold_multiply_poly_poly, chrec_evaluate,
3486 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
3487 reset_evolution_in_loop): Ditto.
3488 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
3490 2007-01-31 Dirk Mueller <dmueller@suse.de>
3492 * c-common.c (warn_about_parentheses): Separate warning about
3493 un-parenthized sequence of comparison operators from the one
3494 which is supposed to warn about x <= y <= z.
3496 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
3498 * optabs.h (enum optab_index): Add new OTI_isinf.
3499 (isinf_optab): Define corresponding macro.
3500 * optabs.c (init_optabs): Initialize isinf_optab.
3501 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
3502 patterns.
3503 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
3504 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
3505 using isinf_optab.
3506 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
3507 expand_builtin_interclass_mathfn.
3508 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
3509 * config/i386/i386.md (UNSPEC_FXAM): New constant.
3510 (fxam<mode>2_i387): New insn pattern.
3511 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
3512 built-in functions as x87 inline asm.
3514 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
3516 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
3518 2007-01-30 Eric Christopher <echristo@apple.com>
3520 * config.gcc: Add geode.
3522 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
3524 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
3525 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
3526 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
3527 value-prof.c: Fix comment typos.
3529 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3531 PR c++/24745
3532 * doc/invoke.texi (Wpointer-arith): Document warning.
3534 2007-01-30 Janis Johnson <janis187@us.ibm.com>
3536 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
3537 the list of discrepancies from the draft TR.
3539 2007-01-30 Dirk Mueller <dmueller@suse.de>
3541 PR c++/30601
3542 * doc/invoke.texi (-Wreturn-type): Update description to
3543 match new behavior.
3545 2007-01-30 Richard Sandiford <richard@codesourcery.com>
3547 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
3549 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
3551 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
3552 to handle optabs that operate on floating point input argument and
3553 output to integer output.
3554 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
3555 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
3556 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
3557 expand_builtin_interclass_mathfn ().
3558 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
3559 (ilogbsi2): Remove.
3560 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
3561 ilogbl built-in functions as x87 intrinsics.
3563 2007-01-30 Richard Guenther <rguenther@suse.de>
3565 PR middle-end/27657
3566 * dwarf2out.c (reference_to_unused): Query varpool if the
3567 variable was output.
3569 2007-01-30 Richard Guenther <rguenther@suse.de>
3571 PR middle-end/30313
3572 * passes.c (execute_one_pass): Reset in_gimple_form to not
3573 confuse non-unit-at-a-time mode.
3575 2007-01-29 Roger Sayle <roger@eyesopen.com>
3576 Richard Guenther <rguenther@suse.de>
3578 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
3579 avoid undefined behaviour on overflow. Use force_fit_type_double
3580 to construct the constant with the specified TREE_OVERFLOW.
3582 2007-01-29 Janis Johnson <janis187@us.ibm.com>
3584 * config/dfp-bit.c: Add parameterized support for fp exceptions.
3585 * config/dfp-bit.h: Ditto.
3587 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3589 * c-decl.c (pop_scope): Replace warnings with call to
3590 warn_for_unused_label.
3591 * c-common.h (warn_for_unused_label): Declare.
3592 * c-common.c (warn_for_unused_label): Define.
3594 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3596 * tree-optimize.c (update_inlined_to_pointers): Delete unused
3597 function.
3599 2007-01-29 Janis Johnson <janis187@us.ibm.com>
3601 * Makefile.in (USER_H): Remove decfloat.h.
3602 * ginclude/decfloat.h: Delete, moving contents to ...
3603 * ginclude/float.h: Add support for decimal floating point,
3604 guarded by __STDC_WANT_DEC_FP__.
3606 2007-01-29 Mike Stump <mrs@apple.com>
3608 * doc/gccint.texi (Top): Rename Loop Representation to Loop
3609 Analysis and Representation to resolve case insensitive conflict.
3610 * doc/loop.texi (Loop Analysis and Representation): Likewise.
3612 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
3614 * tree.h (struct tree_memory_tag): Add aliases member.
3615 (MTAG_ALIASES): New macro.
3616 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
3617 (add_may_alias): Remove pointer-set. Update for may_aliases being
3618 a bitmap.
3619 (mark_aliases_call_clobbered): Update for may_aliases being a
3620 bitmap.
3621 (compute_tag_properties): Ditto.
3622 (create_partition_for): Ditto.
3623 (compute_memory_partitions): Ditto.
3624 (dump_may_aliases_for): Ditto.
3625 (is_aliased_with): Ditto.
3626 (add_may_alias_for_new_tag): Ditto.
3627 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
3628 (compute_is_aliased): New function.
3629 (compute_may_aliases): Call compute_is_aliased).
3630 (init_alias_info): Initialize alias_bitmap_obstack.
3631 (union_alias_set_into): New function.
3632 (compute_flow_sensitive_aliasing): Use union_aliases_into.
3633 (have_common_aliases_p): Rewrite to take two bitmaps and use
3634 intersection.
3635 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
3636 Update for bitmaps.
3637 (finalize_ref_all_pointers): Update for add_may_alias changes.
3638 (new_type_alias): Ditto.
3639 * tree-flow-inline.h (may_aliases): Return a bitmap.
3640 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
3641 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
3642 may_aliases being a bitmap.
3643 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
3644 may_aliases now returns a bitmap.
3645 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
3646 being a bitmap.
3647 * tree-ssa-operands.c (add_virtual_operand): Update for
3648 may_aliases being a bitmap.
3650 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
3652 PR tree-optimization/30630
3653 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
3654 variable as changed.
3656 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
3658 PR c++/28266
3659 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
3660 expanded only once even if an error occurs.
3662 2007-01-29 Ben Elliston <bje@au.ibm.com>
3664 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
3665 (__gcov_average_profiler): Likewise.
3666 (__gcov_ior_profiler): Likewise.
3667 (__gcov_merge_ior): Likewise.
3669 2007-01-28 Jan Hubicka <jh@suse.cz>
3671 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
3672 * value-prof.c (stringop_block_profile): Likewise.
3674 2007-01-28 Jan Hubicka <jh@suse.cz>
3676 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
3677 variant handling histograms; add wrapper.
3678 (clear_storage_via_libcall): Export.
3679 (emit_block_move_hints): Break out from ...; add histograms.
3680 (emit_block_move): ... this one.
3681 (clear_storage_hints): Break out from ...; add histograms.
3682 (clear_storage): ... this one.
3683 (set_storage_via_memset): Handle histogram.
3684 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
3685 (clear_storage_hints, clear_storage_via_libcall): Declare.
3686 (set_storage_via_setmem): Update prototype.
3687 * doc/md.texi (movmem, setmem): Document new arguments.
3689 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
3690 new histograms.
3691 (stringop_block_profile): New global function.
3692 (tree_stringops_values_to_profile): Profile block size and alignment.
3693 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
3694 HIST_TYPE_IOR.
3695 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
3696 (stringop_block_profile): Declare.
3697 * builtins.c: Include value-prof.h.
3698 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
3699 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
3700 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
3701 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
3702 * profile.c (instrument_values): Add new counters.
3703 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
3704 calls.
3705 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
3706 (tree_init_edge_profiler): Build new profilers.
3707 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
3708 (pass_tree_profile): Add dump.
3709 (tree_profile_hooks): Update.
3710 * Makefile.in (LIBGCOV): Add new constants.
3711 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
3712 __gcov_ior_profiler): New.
3713 * i386.md (movmem/setmem expanders): Add new optional arguments.
3715 2007-01-28 David Edelsohn <edelsohn@gnu.org>
3717 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
3719 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
3721 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
3722 (tree_unswitch_single_loop): Pass eni_size_weights to
3723 tree_num_loop_insns.
3724 * tree-ssa-loop-manip.c: Include tree-inline.h.
3725 (can_unroll_loop_p): Pass eni_size_weights to
3726 tree_num_loop_insns.
3727 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
3728 Pass eni_size_weights to estimate_num_insns.
3729 * tree.h (init_inline_once): Export.
3730 * toplev.c (backend_init): Call init_inline_once.
3731 * cgraphunit.c (cgraph_process_new_functions,
3732 cgraph_analyze_function): Pass eni_inlining_weights to
3733 estimate_num_insns.
3734 * ipa-inline.c (compute_inline_parameters): Ditto.
3735 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
3736 to estimate_num_insns.
3737 (try_unroll_loop_completely): Pass eni_size_weights to
3738 tree_num_loop_insns.
3739 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
3740 ot estimate_num_insns.
3741 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
3742 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
3743 * tree-inline.c (eni_inlining_weights, eni_size_weights,
3744 eni_time_weights): New variables.
3745 (init_inline_once): Initialize them.
3746 (struct eni_data): Mew.
3747 (estimate_num_insns_1, estimate_num_insns): Use weights.
3748 * tree-inline.h (struct eni_weights_d): New.
3749 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
3750 (estimate_num_insns): Declaration changed.
3751 * cfgloop.h (tree_num_loop_insns): Declaration changed.
3752 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
3753 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
3755 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
3757 * tree-data-ref.c (conflict_fn): Assert that the number of affine
3758 relations in the conflict function is valid.
3760 2007-01-27 Ian Lance Taylor <iant@google.com>
3762 * common.opt: Add fstrict-overflow.
3763 * opts.c (decode_options): Set flag_strict_overflow if -O2.
3764 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
3765 (TYPE_OVERFLOW_UNDEFINED): Define.
3766 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
3767 Replace all uses.
3768 * tree.h (TYPE_TRAP_SIGNED): Don't define.
3769 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
3770 (fold_negate_expr): Likewise.
3771 (make_range): Likewise.
3772 (extract_muldiv_1): Likewise.
3773 (maybe_canonicalize_comparison): Likewise.
3774 (fold_comparison): Likewise.
3775 (fold_binary): Likewise.
3776 (tree_expr_nonnegative_p): Likewise.
3777 (tree_expr_nonzero_p): Likewise.
3778 * tree-vrp.c (compare_values): Likewise.
3779 (extract_range_from_binary_expr): Likewise.
3780 (extract_range_from_unary_expr): Likewise.
3781 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
3782 Likewise.
3783 (nowrap_type_p): Likewise.
3784 * tree-scalar-evolution.c (simple_iv): Likewise.
3785 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
3786 (build_range_check): Likewise.
3787 (extract_muldiv_1): Likewise.
3788 (fold_comparison): Likewise.
3789 * tree-vrp.c (vrp_int_const_binop): Likewise.
3790 (extract_range_from_unary_expr): Likewise.
3791 * convert.c (convert_to_integer): Likewise.
3792 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
3793 (fold_comparison): Likewise.
3794 (fold_binary): Likewise.
3795 * optabs.c (optab_for_tree_code): Likewise.
3796 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
3797 * simplify-rtx.c (simplify_const_relational_operation): Check
3798 flag_strict_overflow and flag_trapv.
3799 (simplify_const_relational_operation): Likewise.
3800 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
3801 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
3802 -fstrict-overflow.
3804 2007-01-27 Roger Sayle <roger@eyesopen.com>
3806 * tree.c (tree_fold_gcd): Delete.
3807 * tree.h (tree_fold_gcd): Remove prototype.
3808 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
3809 test whether one constant integer is a multiple of another. Instead
3810 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
3811 * fold-const.c (multiple_of_p): We've determined both TOP and
3812 BOTTOM are integer constants so we can call int_const_binop directly
3813 instead of the more generic const_binop.
3815 2007-01-27 Roger Sayle <roger@eyesopen.com>
3817 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
3818 1*X check that the constant hasn't overflowed, to preserve the
3819 TREE_OVERFLOW bit.
3820 (round_up): Provide an efficient implementation when rouding-up an
3821 INTEGER_CST to a power-of-two.
3823 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3825 * doc/sourcebuild.texi: Add comma for clarity.
3826 * doc/extend.texi: Fix some typos.
3827 * doc/passes.texi: Likewise.
3828 * doc/cppinternals.texi: Likewise.
3829 * doc/c-tree.texi: Likewise.
3830 * doc/tree-ssa.texi: Likewise.
3831 * doc/install.texi: Likewise.
3833 2007-01-27 Jan Hubicka <jh@suse.cz>
3835 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
3836 (pass_sra): Do not require alias information.
3837 * passes.c (init_optimization_passes): Add SRA
3839 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
3841 * tracer.c (rest_of_handle_tracer): We already cleaned
3842 up the CFG in tracer() so don't do it here again.
3843 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
3844 cleanup_cfg here, either. And don't call renumber_insns.
3846 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
3847 and BB_HEAD are in the insn stream here. Instead make sure
3848 that BB_INSN is valid on all insns. Also, do check here that
3849 there are no pending branch predictions...
3850 (rtl_verify_flow_info): ...instead of doing it here. Checks
3851 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
3852 here.
3854 2007-01-26 Roger Sayle <roger@eyesopen.com>
3856 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
3857 function to simplify/factorize operand order canonicalization.
3858 (ix86_fixup_binary_operands): Reorganize using the above function.
3859 (ix86_binary_operator_ok): Likewise.
3861 2007-01-27 Jakub Jelinek <jakub@redhat.com>
3863 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
3864 file scope from optimize_attrs.
3865 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
3866 up search.
3867 (optimize_attrs): Clear insn_code_values after freeing it.
3869 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
3871 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
3872 a parts.base assignment.
3874 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
3876 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
3877 (compute_subscript_distance, initialize_data_dependence_relation,
3878 finalize_ddr_dependent, analyze_ziv_subscript,
3879 analyze_siv_subscript_cst_affine,
3880 compute_overlap_steps_for_affine_univar,
3881 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
3882 analyze_siv_subscript, analyze_miv_subscript,
3883 analyze_overlapping_iterations, subscript_dependence_tester_1,
3884 compute_self_dependence, free_dependence_relation): Work
3885 with affine_fn instead of chrecs.
3886 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
3887 common_affine_function, affine_function_base,
3888 affine_function_constant_p, affine_fn_op, affine_fn_plus,
3889 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
3890 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
3891 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
3892 (all_chrecs_equal_p): Removed.
3893 * tree-data-ref.h (affine_fn, conflict_function): New types.
3894 (struct subscript): Change type of conflicting_iterations_in_a
3895 and conflicting_iterations_in_b.
3897 2007-01-26 Steve Ellcey <sje@cup.hp.com>
3899 PR other/30182
3900 * config/pa/pa.h (TARGET_HPUX_11): New.
3901 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
3902 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
3904 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
3905 Richard Guenther <rguenther@suse.de>
3907 * tree-ssa-structalias.c (solve_graph): Handle case
3908 we merged the variable to another.
3910 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3912 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
3913 functions.
3915 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
3916 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
3918 2007-01-25 DJ Delorie <dj@redhat.com>
3920 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
3921 allow changes to modes which don't fit in those registers.
3923 * reload1.c (choose_reload_regs): Check for invalid subregs before
3924 computing their locations, not after.
3926 2007-01-25 Geoffrey Keating <geoffk@apple.com>
3928 PR 25127
3929 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
3930 save Altivec registers in an eh_return function.
3931 (compute_vrsave_mask): Likewise.
3932 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
3933 for saving Altivec registers.
3934 (rs6000_emit_prologue): Don't allocate stack twice in
3935 eh_return function. Correct expected value of altivec_save_offset
3936 when using save_world. Describe save of R0 to stack when using
3937 save_world. Describe stack pointer adjustment when using
3938 save_world. Remove duplicated eh_return parameter register saving.
3939 Update sp_offset variable after save_world.
3940 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
3941 darwin-world.asm.
3942 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
3943 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
3944 implies Altivec.
3946 2007-01-25 Steve Ellcey <sje@cup.hp.com>
3948 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
3950 2007-01-25 Steve Ellcey <sje@cup.hp.com>
3952 PR other/30182
3953 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
3954 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
3956 2007-01-25 Richard Guenther <rguenther@suse.de>
3958 * doc/invoke.texi (-Wcoverage-mismatch): Document.
3959 * common.opt (-Wcoverage-mismatch): New warning option.
3960 * coverage.c (get_coverage_counts): Ignore coverage mismatch
3961 if -Wcoverage-mismatch is given.
3963 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
3965 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
3966 (ipcp_driver): Change to static definition.
3967 Add dumping of the ifunctions.
3968 (constant_val_insert): Remove unused parameter. Support for SSA.
3969 (ipcp_propagate_const): Support for SSA.
3970 (ipcp_profile_bb_print): Print only analyzed nodes.
3971 (ipcp_replace_map_create): Remove support for Fortran constant
3972 for now.
3973 * ipa-prop.c (ipa_method_modify_stmt,
3974 ipa_callsite_compute_param): Support for SSA.
3975 * ipa-prop.h (ipcp_driver): Remove declaration.
3976 (IS_VALID_TREE_MAP_INDEX): Add define.
3978 2007-01-24 Geoffrey Keating <geoffk@apple.com>
3980 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
3982 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3984 PR middle-end/30447
3985 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
3986 constant argument to cabs and do it without checking for
3987 -funsafe-math-optimizations.
3989 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
3991 * c-common.h (RID_FIRST_CXX0X): New.
3992 (RID_LAST_CXX0X): New.
3993 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
3994 by -Wall.
3995 * c.opt (Wc++0x-compat): New.
3996 * doc/invoke.texi (-Wc++0x-compat): Document.
3998 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4000 * builtins.c (fold_builtin_carg): New.
4001 (fold_builtin_1): Use it.
4003 2007-01-24 Jan Hubicka <jh@suse.cz>
4005 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
4007 * ipa-inline.c (initial_insns, max_insns): Delete.
4008 (compute_max_insns): New function.
4009 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
4010 of insns as base for code growth.
4011 (cgraph_decide_inlining): Make initial_insns local; do not compute
4012 max_insns.
4013 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
4014 * doc/invoke.texi (inline-unit-growth): Update docs.
4016 2007-01-24 Jakub Jelinek <jakub@redhat.com>
4018 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
4019 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
4020 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
4021 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
4022 for CPUs that have PTA_CX16 set.
4024 PR middle-end/27416
4025 * gimplify.c (omp_check_private): New function.
4026 (gimplify_scan_omp_clauses): Use it for
4027 firstprivate/lastprivate/reduction.
4029 PR middle-end/30494
4030 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
4031 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
4033 PR middle-end/30421
4034 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
4035 If lower_lastprivate_clauses emits some statements, append them
4036 to dlist rather than body_p and to body_p append an initializer.
4037 (lower_omp_for): Adjust caller.
4039 2007-01-24 Steve Ellcey <sje@cup.hp.com>
4041 * target.h (globalize_decl_name): New.
4042 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
4043 * output.h (default_globalize_decl_name): New.
4044 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
4045 globalize_label.
4046 (globalize_decl): Ditto.
4047 (default_globalize_decl_name): New.
4048 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
4049 (ia64_handle_version_id_attribute): New.
4050 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
4051 (ia64_asm_output_external): Use globalize_decl_name instead
4052 of globalize_label.
4053 * doc/extend.texi (version_id): New pragma.
4054 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
4056 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
4058 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
4059 _uleb128_t and _Unwind_SWord with _sleb128_t.
4060 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
4061 uw_frame_state_for, uw_update_context_1): Likewise.
4062 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
4063 * unwind-pe.h (read_uleb128, read_sleb128,
4064 read_encoded_value_with_base): Likewise.
4065 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
4067 2007-01-24 Richard Guenther <rguenther@suse.de>
4069 * builtins.c (expand_builtin_cexpi): Get the fndecl
4070 for cexp in the correct way.
4072 2007-01-24 Jan Hubicka <jh@suse.cz>
4074 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
4076 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
4078 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
4079 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
4080 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
4081 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
4082 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
4083 __SIZEOF_PTRDIFF_T__.
4084 * doc/cpp.texi: Documentation for the new builtin macros added.
4086 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
4088 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
4089 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
4090 instead of operands[2] to avoid access past the end of array.
4092 2007-01-24 Richard Sandiford <richard@codesourcery.com>
4094 * reload1.c (emit_reload_insns): Pass the reload register
4095 for a non-spill output reload through forget_old_reloads_1.
4097 2007-01-23 Joseph Myers <joseph@codesourcery.com>
4099 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
4100 _SOFT_DOUBLE if doubles use software floating-point.
4101 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
4102 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
4103 * config/rs6000/darwin-ldouble.c: Also compile functions for
4104 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
4105 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
4106 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
4107 commented-out long double override.
4108 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
4109 * config/rs6000/eabispe.h: Likewise.
4110 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
4111 long double for non-SPE.
4112 (rs6000_handle_option): Likewise.
4113 (invalid_e500_subreg): Disallow more subregs involding DImode,
4114 DFmode, TImode or TFmode.
4115 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
4116 E500 double.
4117 (legitimate_lo_sum_address_p): Also check for TFmode for E500
4118 double.
4119 (rs6000_legitimize_address): Also handle TFmode for E500 double.
4120 (rs6000_legitimize_reload_address): Also handle TFmode for E500
4121 double.
4122 (rs6000_legitimate_address): Also check for TFmode for E500
4123 double.
4124 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
4125 (spe_build_register_parallel): Handle TFmode and TCmode.
4126 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
4127 double.
4128 (function_arg): Handle TFmode and TCmode for E500 double.
4129 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
4130 in general.
4131 (print_operand): Handle TFmode and TImode for %y.
4132 (rs6000_generate_compare): Handle TFmode comparisons for E500
4133 double.
4134 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
4135 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
4136 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
4137 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
4138 TFmode for E500 double.
4139 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
4140 (floatsidf2): Enable for E500 double.
4141 (movtf_softfloat): Use rs6000_nonimmediate_operand.
4142 (extenddftf2): Change to extenddftf2_fprs.
4143 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
4144 depending on TARGET_E500_DOUBLE.
4145 (extendsftf2): Enable for E500 double.
4146 (trunctfdf2): Enable for E500 double.
4147 (trunctfsf2): Change to trunctfsf2_fprs.
4148 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
4149 depending on TARGET_E500_DOUBLE.
4150 (floatsitf2): Enable for E500 double.
4151 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
4152 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
4153 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
4154 (negtf2): Change to negtf2_internal.
4155 (negtf2): New expander.
4156 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
4157 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
4158 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
4159 (movdi_internal32): Use rs6000_nonimmediate_operand.
4160 (unnamed splitter): Likewise.
4161 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
4162 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
4163 (SPE64TF, DITI): New mode macros.
4164 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
4165 modes.
4166 (frob_tf_ti): New.
4167 (frob_<mode>_di_2): New.
4168 (frob_tf_di_8_2): New.
4169 (frob_di_df): Change to frob_di_<mode>; allow more modes.
4170 (frob_ti_tf): New.
4171 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
4172 more modes.
4173 (frob_ti_<mode>_8_2): New.
4174 (frob_ti_tf_2): New.
4175 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
4176 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
4177 TFmode.
4178 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
4179 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
4180 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
4181 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
4182 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
4183 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
4184 tsttflt_gp): New.
4186 2007-01-23 Ian Lance Taylor <iant@google.com>
4188 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
4189 insn-*.o first.
4190 (OBJS-archive): Reformat, alphabetize.
4191 (OBJS): Change out_object_file to OBJS-md.
4193 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
4195 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
4196 JUMP_P and CALL_P predicates where applicable.
4197 * config/i386/i386.c: Ditto.
4198 * config/i386/i386.md: Ditto.
4199 * config/i386/mmx.md: Ditto.
4200 * config/i386/predicates.md: Ditto.
4202 2007-01-22 Andreas Schwab <schwab@suse.de>
4204 * config/m68k/m68k.h: Fix comment.
4206 2007-01-22 Jan Hubicka <jh@suse.cz>
4208 * passes.c (init_optimization_passes): Do not rerun
4209 pass_early_warn_uninitialized.
4211 2007-01-22 Richard Guenther <rguenther@suse.de>
4213 PR tree-optimization/30038
4214 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
4215 function.
4216 (execute_cse_sincos_1): Likewise.
4217 (execute_cse_sincos): Likewise.
4218 (gate_cse_sincos): Likewise.
4219 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
4220 the cexpi() canonicalization of sincos().
4221 * tree-pass.h (pass_cse_sincos): Declare.
4222 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
4224 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
4226 PR rtl-optimization/29329
4227 * combine.c (replaced_rhs_insn): Rename to i2mod.
4228 (replaced_rhs_value): Rename to i2mod_new_rhs.
4229 (i2mod_old_rhs): New global variable.
4230 (combine_instructions): Adjust for above change. Save a copy of
4231 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
4232 note are substituted in the second instruction.
4233 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
4234 ditch the note if it pertains to the second eliminated register
4235 and this register is mentioned in i2mod_old_rhs.
4237 Revert:
4238 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
4240 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
4241 the insn to which the note was originally attached.
4243 2007-01-21 Jan Hubicka <jh@suse.cz>
4245 * ipa-inline.c (inlining_mode): Comment, move up.
4246 (cgraph_decide_inlining_incrementally): Do not perform inlining
4247 itself; fix handling of flattening of self recursive functions.
4248 (cgraph_find_cycles): Remove.
4249 (cgraph_flatten_node): Remove.
4250 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
4251 (try_inline): New function.
4252 (cgraph_early_inlining): Update call of
4253 cgraph_decide_inlining_incrementally. Apply inlining here.
4254 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
4256 2007-01-21 Dirk Mueller <dmueller@suse.de>
4258 PR bootstrap/30511
4259 * tree-vrp.c (check_array_bounds): do not warn
4260 about ADDR_EXPR's of ARRAY_REF's which are immediately
4261 used in binary expressions.
4263 2007-01-21 Ira Rosen <irar@il.ibm.com>
4265 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
4266 read_write_dep and macros for its access.
4267 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
4268 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
4269 argument, call vect_check_interleaving for every independent pair of
4270 data-refs. Mark loads that access the same memory location as a store
4271 in the loop.
4272 (vect_check_dependences): Remove.
4273 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
4274 call, fix the call to vect_analyze_data_ref_dependence.
4275 (vect_analyze_data_ref_access): For statements that access the same
4276 data-ref, check that they are not stores; for loads, check that there
4277 is no store that access the same location.
4279 2007-01-20 Roger Sayle <roger@eyesopen.com>
4280 Joseph Myers <joseph@codesourcery.com>
4282 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
4283 (-fdump-rtl-stack): Likewise.
4284 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
4285 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
4286 (-mpt-fixed): Use @minus{} for minus sign.
4287 (Using Precompiled Headers): Fix under/overfull hbox.
4289 2007-01-20 Jan Hubicka <jh@suse.cz>
4291 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
4292 place within annotation.
4294 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4296 * pa.c (output_move_double): Change array size of xoperands to 4.
4298 2007-01-20 Jan Hubicka <jh@suse.cz>
4300 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
4301 as temporary.
4303 2007-01-19 Ian Lance Taylor <iant@google.com>
4305 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
4306 constant to unsigned HOST_WIDE_INT before negating.
4308 2007-01-19 Ian Lance Taylor <iant@google.com>
4310 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
4311 to unsigned.
4312 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
4313 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
4314 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
4315 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
4316 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
4317 (realloc_vdef, realloc_vuse): Change second parameter to
4318 unsigned.
4319 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
4320 fields to unsigned.
4321 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
4322 unsigned. Change x and lim locals to unsigned.
4323 (realloc_vdef, realloc_vuse): Change num_elem parameter to
4324 unsigned.
4325 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
4326 (copy_virtual_operands): Change i and n locals to unsigned.
4328 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4330 PR middle-end/29335
4331 * builtins.c (fold_builtin_1): Handle builtin fdim.
4333 2007-01-20 Jan Hubicka <jh@suse.cz>
4335 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
4336 * tree-ssa-structalias.c (compute_points_to_sets): Do call
4337 init_alias_heapvars.
4338 (init_alias_heapvars): Initialize only when not already initialized.
4339 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
4341 2007-01-19 Roger Sayle <roger@eyesopen.com>
4343 * common.opt (fsigned-zeros): New command line option.
4344 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
4345 of flag_unsafe_math_optimizations.
4346 * opts.c (set_fast_math_flags): The -ffast-math command line option
4347 implies -fno-signed-zeros.
4348 (fast_math_flags_set_p): Likewise.
4350 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
4351 the documentation of -ffast-math appropriately. Wrap long lines.
4353 2007-01-19 Steve Ellcey <sje@cup.hp.com>
4355 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
4356 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
4358 2007-01-19 Tomas Bily <tbily@suse.cz>
4360 * cgraphunit.c (cgraph_finalize_function): Updating of pid
4361 * tree-profile.c:
4362 (tree_init_ic_make_global_vars): New function
4363 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
4364 (tree_gen_ic_profiler): New function
4365 (tree_gen_ic_func_profiler): New function
4366 (tree_profiling): Added calling of tree_gen_ic_func_profiler
4367 (tree_profile_hooks): Added hook for indirec/virtual calls
4368 * value-prof.c (tree_find_values_to_profile): New case for
4369 indirect calls
4370 (tree_values_to_profile): Call for determining indirect/virtual
4371 counters
4372 (tree_indirect_call_to_profile): New function
4373 (tree_ic_transform): New function
4374 (tree_ic): New function
4375 (find_func_by_pid): New function
4376 (init_pid_map): New function
4377 (tree_value_profile_transformations): Added check for
4378 indirect/virtual call transformation
4379 * value-prof.h (enum hist_type): New counter type for
4380 indirect/virtual calls
4381 (profile_hooks): Added new hook for profiling indirect/virtual
4382 calls
4383 * profile.c (instrument_values): New case for indirect/virtual
4384 call added
4385 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
4386 (GCOV_COUNTER_V_INDIR): New counter type
4387 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
4388 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
4389 call added
4390 * cgraph.c: Definition of cgraph_max_pid
4391 (cgraph_create_node): Default init of pid attribute
4392 * cgraph.h: Declaration of cgraph_max_pid
4393 (struct cgraph_node): Added pid attribute
4394 * libgcov.c (__gcov_indirect_call_profiler): New function
4395 (__gcov_one_value_profiler_body): New function
4396 (__gcov_one_value_profiler): Body was moved to
4397 __gcov_one_value_profiler_body and calls it
4399 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
4401 * doc/gty.texi (Options): Document the mark_hook option to GTY.
4402 * gengtype.c (write_types_data, write_func_for_structure,
4403 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
4404 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
4405 (walk_type, write_func_for_structure): Generate the mark_hook if
4406 needed.
4408 2007-01-19 Jan Hubicka <jh@suse.cz>
4410 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
4411 'early' argument take inlining mode argument specifying whether to
4412 inline for size/speeed or all functions; add support for flattening;
4413 improve dumpting.
4414 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
4416 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4418 PR c++/17947
4419 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
4420 the name of the declared identifier.
4422 2007-01-19 Dirk Mueller <dmueller@suse.de>
4424 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
4425 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
4426 duplicate evaluation.
4428 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
4430 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
4431 Macroize expander using X87MODEF12 mode macro. Extend operand 1
4432 to XFMode, use acosxf2 and truncate result to requested mode.
4433 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
4434 (asin<mode>2): Similarly, with asin expanders.
4435 (*fscalexf4_i387): Rename from *fscalexf4.
4436 (expNcorexf3): New expander.
4437 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
4438 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
4439 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
4440 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
4441 patterns for SSE math.
4442 (exp10<mode>2): Similarly, with exp10 expanders.
4443 (exp2<mode>2): Similarly, with exp2 expanders.
4444 (expm1<mode>2): Similarly, with expm1 expanders.
4445 (ldexp<mode>3): Similarly, with ldexp expanders.
4446 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
4447 Use gen_truncxf<mode>2_i387_noop to truncate result.
4449 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4451 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
4452 for ColdFire targets.
4454 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
4455 Richard Sandiford <richard@codesourcery.com>
4457 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
4458 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
4459 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
4460 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
4461 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
4462 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
4464 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4466 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
4467 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
4468 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
4469 (*adddi_dilshr32_cf): New pattern.
4470 (adddi3, subdi3): Remove first alternatives.
4472 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4474 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
4475 implemented using move.l, do not use its cc result for floating-point
4476 comparisons.
4478 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4480 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
4481 from accepting 's' constraints if flag_pic.
4483 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4485 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
4486 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
4487 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
4488 condition from TARGET_68881 to TARGET_HARD_FLOAT.
4490 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
4492 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
4493 ColdFire alternatives.
4494 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
4495 * config/m68k/m68k.md (clzsi2): Define for ColdFire
4496 architectures that support ff1 instruction.
4498 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4499 Julian Brown <julian@codesourcery.com>
4501 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
4502 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
4503 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
4504 Add commentary.
4506 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4508 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
4509 and return a bool.
4510 (output_move_const_into_data_reg, output_move_simode_const): Delete.
4511 * config/m68k/m68k.c (const_method, const_int_cost): Take a
4512 HOST_WIDE_INT instead of an rtx.
4513 (m68k_rtx_costs): Update call accordingly.
4514 (output_move_const_into_data_reg): Likewise. Fix formatting.
4515 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
4516 Return a bool.
4517 (output_move_simode_const): Update calls after above changes.
4518 Rework to use automatic variables and predicates like MEM_P.
4519 * config/m68k/m68k.md (pushexthisi_const): Update call to
4520 valid_mov3q_const.
4522 2007-01-19 Dirk Mueller <dmueller@suse.de>
4524 * tree-ssa-alias.c (perform_var_substitution): Fix typo
4525 in dump_flags test.
4527 2007-01-19 Richard Guenther <rguenther@suse.de>
4529 * builtins.c (expand_builtin_cexpi): Fall back to expanding
4530 via cexp in case sincos is not available.
4532 2007-01-19 Richard Guenther <rguenther@suse.de>
4534 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
4535 * defaults.h (TARGET_HAS_SINCOS): Default to off.
4536 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
4537 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
4538 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
4539 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
4540 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
4541 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
4543 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
4545 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
4546 New insn patterns.
4547 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
4548 (atan2xf3): Directly generate RTL pattern.
4549 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
4550 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
4551 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
4552 disable patterns for SSE math.
4553 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
4554 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
4555 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
4556 disable patterns for SSE math.
4558 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
4560 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
4562 2007-01-18 Roger Sayle <roger@eyesopen.com>
4564 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
4565 VIEW_CONVERT_EXPR to the same type as it's operand.
4567 2007-01-18 David Edelsohn <edelsohn@gnu.org>
4569 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
4570 configured for long double 128.
4572 2007-01-18 Mike Stump <mrs@apple.com>
4574 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
4575 error.
4577 2007-01-18 Michael Meissner <michael.meissner@amd.com>
4579 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
4580 type correct.
4582 2007-01-18 Jan Hubicka <jh@suse.cz>
4584 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
4585 greater than NUM_VOP_FREE_BUCKETS.
4587 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
4589 * tree-ssa-structalias.c: Update comments.
4590 (ptabitmap_obstack): Removed.
4591 (pta_obstack): New.
4592 (oldpta_obstack): Ditto.
4593 (stats): Add a few members.
4594 (struct variable_info): Remove node, complex, address_taken, and
4595 indirect_target members. Add oldsolution member.
4596 (new_var_info): Do not initialize removed members.
4597 (constraint_expr_type): Remove INCLUDES.
4598 (constraint_graph): Add size, implicit_preds, rep,
4599 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
4600 (FIRST_REF_NODE): New macro.
4601 (LAST_REF_NODE): Ditto.
4602 (FIRST_ADDR_NODE): Ditto.
4603 (find): New function.
4604 (unite): Ditto.
4605 (dump_constraint): Do not handle INCLUDES.
4606 (insert_into_complex): Do not insert duplicate constraints.
4607 (condense_varmap_nodes): Renamed and rewritten into ...
4608 (merge_node_constraints): This. Also fix bug in handling of
4609 offseted copy constraints.
4610 (clear_edges_for_node): No longer need to deal with preds at all,
4611 or removing associated preds/succs.
4612 (merge_graph_nodes): Deal with indirect_cycles.
4613 Don't deal with predecessors.
4614 (add_implicit_graph_edge): New function.
4615 (add_pred_graph_edge): Ditto.
4616 (add_graph_edge): Don't deal with predecessors.
4617 (build_constraint_graph): Removed.
4618 (build_pred_graph): New function.
4619 (build_succ_graph): Ditto.
4620 (struct scc_info): Removed in_component. Added roots, dfs, and
4621 node_mapping. Remove visited_index, unification_queue.
4622 (scc_visit): Deal with union-find we do now.
4623 Deal with cycles with REF nodes.
4624 (collapse_nodes): Renamed and rewritten to ...
4625 (unify_nodes): This.
4626 (process_unification_queue): Removed.
4627 (topo_visit): Cleanup
4628 (do_da_constraint): Use find.
4629 (do_sd_constraint): Ditto.
4630 (do_ds_constraint): Ditto.
4631 (do_complex_constraint): Ditto.
4632 (init_scc_info): Update for removed and added members.
4633 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
4634 (find_indirect_cycles): This.
4635 (equivalence_class): New variable.
4636 (label_visit): New function.
4637 (perform_variable_substitution): Rewritten.
4638 (free_var_substitution_info): New function.
4639 (find_equivalent_node): Ditto.
4640 (move_complex_constraints): Ditto.
4641 (eliminate_indirect_cycles): Ditto.
4642 (solve_graph): Only propagate changed bits.
4643 Use indirect cycle elimination.
4644 Use find.
4645 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
4646 (tree_id_eq): Renamed to ...
4647 (tree_vi_eq): This. Update for member change
4648 (insert_id_for_tree): Renamed and rewritten to ...
4649 (insert_vi_for_tree): This.
4650 (lookup_id_for_tree): Renamed and rewritten to ...
4651 (lookup_vi_for_tree): This.
4652 (get_id_for_tree): Renamed and rewritten to ...
4653 (get_vi_for_tree): Ditto.
4654 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
4655 (process_constraint): Don't handle INCLUDES.
4656 Remove special ADDRESSOF case.
4657 (find_func_aliases): Rewrite to use vi functions instead of id
4658 ones.
4659 (create_function_info_for): Ditto.
4660 (create_variable_info_for): Ditto.
4661 (intra_create_variable_infos): Ditto.
4662 (merge_smts_into): Ditto.
4663 (find_what_p_points_to): Ditto.
4664 (init_base_vars): Ditto.
4665 (init_alias_vars): Ditto.
4666 (remove_preds_and_fake_succs): New function.
4667 (dump_sa_points_to_info): Dump new stats.
4668 (dump_solution_for_var): Use find.
4669 (set_used_smts): Fix formatting.
4670 (compute_points_to_sets): Updated for new functions.
4671 (ipa_pta_execute): Ditto.
4673 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4674 Richard Sandiford <richard@codesourcery.com>
4676 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
4677 parallels.
4678 * calls.c (expand_call): If the return value is a PARALLEL,
4679 extract its first member.
4680 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
4681 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
4682 use FUNCTION_EXTRA_EPILOGUE.
4683 (m68k_function_value): Return a PARALLEL if the return value
4684 is of a pointer type.
4685 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
4686 (FUNCTION_EXTRA_EPILOGUE): Remove.
4687 * config/m68k/m68k.md (D0_REG): New constant.
4689 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4691 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
4692 output a NOP for empty epilogues.
4694 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4696 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
4697 before function. Extend register save check to include all
4698 registers, not just integer ones.
4700 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4702 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
4703 (m68k_use_return_insn): ...this.
4704 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
4705 * config/m68k/m68k.c (use_return_insn): Rename to...
4706 (m68k_use_return_insn): ...this.
4707 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
4708 of USE_RETURN_INSN.
4710 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4712 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
4713 nearest even, fix denormal rounding overflow.
4715 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4717 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
4718 f%$smove and f%$move.
4719 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
4720 (extendsfdf2_cf): Use fdmove instead of f%&move.
4721 (truncdfsf2_cf): Use fsmove instead of f%$smove.
4722 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
4724 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4726 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
4727 GPR<-GPR moves.
4729 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4731 * real.h (real_format): Add a canonical_nan_lsbs_set field.
4732 (coldfire_single_format): Declare.
4733 (coldfire_double_format): Likewise.
4734 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
4735 of qnan_msb_set to determine the lower bits of a canonical
4736 NaN significand.
4737 (encode_ieee_double): Likewise.
4738 (encode_ieee_quad): Likewise.
4739 (ieee_single_format): Initialize canonical_nan_lsbs_set.
4740 (mips_single_format): Likewise.
4741 (ieee_double_format): Likewise.
4742 (mips_double_format): Likewise.
4743 (ieee_extended_motorola_format): Likewise.
4744 (ieee_extended_intel_96_format): Likewise.
4745 (ieee_extended_intel_128_format): Likewise.
4746 (ieee_extended_intel_96_round_53_format): Likewise.
4747 (ibm_extended_format): Likewise.
4748 (mips_extended_format): Likewise.
4749 (ieee_quad_format): Likewise.
4750 (mips_quad_format): Likewise.
4751 (vax_f_format): Likewise.
4752 (vax_d_format): Likewise.
4753 (vax_g_format): Likewise.
4754 (i370_single_format): Likewise.
4755 (i370_double_format): Likewise.
4756 (decimal_single_format): Likewise.
4757 (decimal_double_format): Likewise.
4758 (decimal_quad_format): Likewise.
4759 (c4x_single_format): Likewise.
4760 (c4x_extended_format): Likewise.
4761 (real_internal_format): Likewise.
4762 (coldfire_single_format): New real_format.
4763 (coldfire_double_format): Likewise.
4764 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
4765 canonical_nan_lsbs_set.
4766 (pdp11_d_format): Likewise.
4767 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
4768 if TARGET_COLDFIRE_CPU.
4770 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4772 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
4773 (output_call, m68k_legitimize_call_address): Declare.
4774 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
4775 parenthesees. Add support for a 'W' constraint.
4776 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
4777 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
4778 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
4779 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
4780 variables.
4781 (override_options): Initialize them. Do not set flag_no_function_cse
4782 for TARGET_ID_SHARED_LIBRARY.
4783 (m68k_output_pic_call): Delete.
4784 (m68k_legitimize_call_address): New function.
4785 (print_operand): Remove the %o prefix. Handle the %p prefix.
4786 (output_call): New function.
4787 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
4788 target address from the GOT if symbolic jumps are not allowed.
4789 * config/m68k/m68k.md (call, general_operand): Do not set
4790 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
4791 Merge separate flag_pic and !flag_pic define_insns into...
4792 (*call, *call_value): ...these new patterns. Match the address
4793 rather than the containing MEM and require it to be a call_operand.
4794 Use output_call to generate the asm template.
4795 * config/m68k/predicates.md (const_call_operand): New predicate.
4796 (call_operand): Likewise.
4798 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4800 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
4801 (STACK_GROWS_DOWNWARD): Define to 1.
4802 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
4803 comments, emphasizing that these values are only defaults.
4804 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
4805 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
4807 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4809 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
4811 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4812 Richard Sandiford <richard@codesourcery.com>
4814 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
4815 (FP_REGNO_P): New macros.
4816 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
4817 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
4818 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
4819 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
4821 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4823 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
4824 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
4825 to $tmake_file.
4826 * config/m68k/t-floatlib: New file, extracting common code from...
4827 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
4828 * config/m68k/t-uclinux: Here.
4829 * config/m68k/fpgnulib.c: Do not compile extendeed precision
4830 routines on ColdFire targets.
4832 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4834 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
4835 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
4836 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
4837 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
4838 explicitly set MOTOROLA to 1.
4839 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
4841 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4842 Nathan Sidwell <nathan@codesourcery.com>
4844 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
4845 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
4846 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
4847 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
4848 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
4849 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
4850 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
4851 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
4852 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
4853 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
4854 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
4855 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
4856 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
4857 (DBX_REGISTER_NUMBER): Delete.
4858 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
4859 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
4860 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
4862 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4864 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
4865 * config/flat.h: New file.
4866 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
4867 OBJECT_FORMAT_FLAT.
4868 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
4869 indirect references for -msep-data or -mid-shared-library.
4870 Do not use PC-relative code addresses either.
4871 * config/m68k/m68k.c (override_options): Restrict -fPIC error
4872 to -mpcrel.
4873 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
4874 for shared libraries and crt1.o for executables. Use crti.o and
4875 crtbegin.o.
4876 (ENDFILE_SPEC): Use crtend.o and crtn.o.
4877 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
4878 Do not add -elf2flt or -shared-lib-id options here.
4879 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
4880 Pass -shared-lib-id if -mid-shared-library, taking the library
4881 identifier from -mshared-library-id if given, otherwise
4882 defaulting to 0.
4883 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
4884 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
4885 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
4886 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
4887 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
4888 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
4889 and crtend.o.
4890 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
4891 jump sequence for ISA A and ISA A+.
4892 (PICJUMP): Likewise.
4894 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4896 * config.gcc (m68k-*-uclinux*): Base the port on the common
4897 and m68k GNU/Linux files rather than on the generic ELF ones.
4898 * config/m68k/uclinux.h (TARGET_VERSION): Override.
4899 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
4901 2007-01-18 Julian Brown <julian@codesourcery.com>
4902 Richard Sandiford <richard@codesourcery.com>
4904 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
4905 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4906 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
4907 before redefining.
4908 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
4909 80 unconditionally.
4910 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4912 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4914 * doc/install.texi: Document m68k-uclinuxoldabi.
4915 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
4916 * config/m68k/uclinux-oldabi.h: New file, copied from
4917 config/m68k/uclinux.h.
4919 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
4921 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
4922 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
4923 (m32r_compute_frame_size): Use unsigned for regno.
4924 (m32r_reload_lr): Use gen_frame_mem.
4925 (pop): New.
4926 (m32r_output_function_epilogue): Don't output the function epilogue
4927 textually here.
4928 (m32r_expand_epilogue): New.
4929 (direct_return): Return false if the function has the interrupt
4930 attribute.
4931 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
4932 * config/m32r/m32r.md (epilogue): New expander.
4933 (return_lr, return_rte): New insns.
4934 (return): Make it expander.
4935 (return_normal): New expander.
4937 2007-01-18 Josh Conner <jconner@apple.com>
4939 PR target/30485
4940 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
4941 support for UNLE, UNLT, UNGE, and UNGT.
4943 2007-01-18 Jan Hubicka <jh@suse.cz>
4945 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
4946 * tree-tailcall (add_virtual_phis): Likewise.
4947 (optimize_tail_call): Return TODOs.
4948 (execute_tail_calls): Return TODOs.
4949 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
4950 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
4951 changed.
4952 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
4953 Cleanup cfg using TODO.
4954 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
4955 * passes.c (execute_function_todo): When cleanup did something, remove
4956 unused locals.
4957 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
4958 (make_edges): Don't cleanup_cfg.
4960 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
4962 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
4963 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
4964 operate on the top of stack.
4965 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
4966 register handling of instructions that output to the second
4967 stack slot.
4968 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
4969 (move_for_stack_reg): Special-case check for dead destination
4970 stack slot for constant load of 1.0 inside UNSPEC_TAN.
4972 * config/i386/i386.md (UNSPEC_TAN): New constant.
4973 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
4974 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
4975 to correctly model move of constant 1.0 to top stack slot.
4976 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
4977 (unnamed peephole2 pattern): Remove corresponding peephole2
4978 pattern that optimizes tan insn and loading of constant 1.0.
4979 (tanxf2): Use fptanxf4_i387.
4980 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
4981 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
4982 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
4983 disable patterns for SSE math.
4984 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
4985 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
4987 2007-01-18 Dirk Mueller <dmueller@suse.de>
4988 Richard Guenther <rguenther@suse.de>
4990 PR diagnostic/8268
4991 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
4992 * common.opt (Warray-bounds): Add new warning option.
4993 * c-opts.c (c_common_handle_option): Define -Warray-bounds
4994 if -Wall is given.
4995 * Makefile.in: make tree-vrp.o depend on toplev.h
4996 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
4997 is enabled.
4998 (check_array_refs, check_array_bounds, check_array_ref): New.
5000 2007-01-18 Jan Hubicka <jh@suse.cz>
5002 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
5003 (execute_ssa_ccp): Return flags conditionally.
5004 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
5005 changed.
5006 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
5008 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
5010 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
5011 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
5013 * Makefile.c (GTFILES): Add cfglayout.h.
5014 * gengtype.c (open_base_files): Likewise.
5015 * cfglayout.c (cfg_layout_function_footer,
5016 cfg_layout_function_header) Reindent to make gengtype happy.
5017 * cfglayout.h (cfg_layout_function_footer,
5018 cfg_layout_function_header): Add GTY(()) marker.
5020 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
5022 2007-01-18 Ben Elliston <bje@au.ibm.com>
5024 * genautomata.c (write_automata): Include xstrerror output in the
5025 error message if writing the DFA description file fails.
5027 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
5029 * config/mips/mips-protos.h (mips_output_external): Make it
5030 return void.
5031 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
5032 * config/mips/mips.c (irix_output_external_libcall): Likewise.
5033 (extern_list): Likewise.
5034 (extern_head): Likewise.
5035 (TARGET_ASM_FILE_END): Likewise.
5036 (mips_file_end): Likewise.
5037 (mips_output_external): Rewritten.
5039 2007-01-18 Ben Elliston <bje@au.ibm.com>
5041 * genpreds.c (write_insn_preds_c): Only write out the function
5042 body for regclass_for_constraint if we have register constraints.
5044 2007-01-17 Tom Tromey <tromey@redhat.com>
5046 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
5047 * doc/install.texi (Testing): Use sourceware.org.
5048 (Binaries): Likewise.
5049 (Specific): Likewise.
5050 * doc/contrib.texi (Contributors): Use sourceware.org.
5052 2007-01-17 Anatoly Sokolov <aesok@post.ru>
5054 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
5055 (AVR_ENHANCED): Rename to ...
5056 (AVR_HAVE_MUL): ... new.
5057 (avr_enhanced_p): Rename to ...
5058 (avr_have_mul_p): ... new.
5059 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
5060 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
5061 * config/avr/avr.c (avr_enhanced_p): Rename to ...
5062 (avr_have_mul_p): ... new.
5063 (base_arch_s): Rename 'enhanced' to 'have_mul'.
5064 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
5065 'avr_enhanced_p' and 'enhanced'.
5066 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
5067 AVR_HAVE_MUL instead of AVR_ENHANCED.
5068 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
5069 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
5070 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
5071 instead of AVR_ENHANCED.
5072 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
5073 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
5074 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
5076 2007-01-17 Ian Lance Taylor <iant@google.com>
5078 * vec.h (VEC_reserve_exact): Define.
5079 (vec_gc_p_reserve_exact): Declare.
5080 (vec_gc_o_reserve_exact): Declare.
5081 (vec_heap_p_reserve_exact): Declare.
5082 (vec_heap_o_reserve_exact): Declare.
5083 (VEC_OP (T,A,reserve_exact)): New static inline function, three
5084 versions.
5085 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
5086 negative parameter.
5087 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
5088 (VEC_OP (T,A,copy)) [all versions]: Likewise.
5089 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
5090 * vec.c (calculate_allocation): Add exact parameter. Change all
5091 callers.
5092 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
5093 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
5094 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
5095 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
5096 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
5097 (vec_heap_p_reserve_exact): New function.
5098 (vec_heap_o_reserve_exact): New function.
5100 2007-01-17 Jan Hubicka <jh@suse.cz>
5102 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
5104 2007-01-17 Eric Christopher <echristo@apple.com>
5106 * config.gcc: Support core2 processor.
5108 2007-01-16 Jan Hubicka <jh@suse.cz>
5110 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
5111 the names, just unlink the chain so we don't crash on dangling pointers
5112 to dead SSA names.
5114 2007-01-16 Jan Hubicka <jh@suse.cz>
5116 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
5117 * tree-pass.h: Reorder to make IPA passes appear toegher.
5118 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
5119 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
5120 parameters, do not call early inliner.
5121 * ipa-inline.c: Update comments. Include tree-flow.h
5122 (cgraph_decide_inlining): Do not compute inlining parameters.
5123 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
5124 be called with function context set up.
5125 (pass_ipa_inline): Remove unreachable functions before pass.
5126 (cgraph_early_inlining): Simplify assuming to be called from the
5127 PM as local pass.
5128 (pass_early_inline): New pass.
5129 (cgraph_gate_ipa_early_inlining): New gate.
5130 (pass_ipa_early_inline): Turn into simple wrapper.
5131 (compute_inline_parameters): New function.
5132 (gate_inline_passes): New gate.
5133 (pass_inline_parameters): New pass.
5134 (apply_inline): Move here from tree-optimize.c
5135 (pass_apply_inline): New pass.
5136 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
5137 transforming.
5138 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
5139 doing them by hand.
5140 (tree_function_versioning): Do not allocate dummy struct function.
5141 * tree-inline.h (optimize_inline_calls): Update prototype.
5142 * tree-optimize.c (execute_fixup_cfg): Export.
5143 (pass_fixup_cfg): Remove
5144 (tree_rest_of_compilation): Do not apply inlines.
5145 * tree-flow.h (execute_fixup_cfg): Declare.
5146 * Makefile.in (gt-passes.c): New.
5147 * passes.c: Include gt-passes.h
5148 (init_optimization_passes): New passes.
5149 (nnodes, order): New static vars.
5150 (do_per_function_toporder): New function.
5151 (execute_one_pass): Dump current pass here.
5152 (execute_ipa_pass_list): Don't dump current pass here.
5154 2007-01-16 Janis Johnson <janis187@us.ibm.com>
5156 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
5157 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
5159 2007-01-16 David Edelsohn <edelsohn@gnu.org>
5161 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
5162 (strong_alias): Define.
5163 (__gcc_qmul): Provide non-FMA for soft-float.
5164 (__gcc_qdiv): Same.
5165 (__gcc_qneg): New.
5166 (__gcc_qeq): New.
5167 (__gcc_qle): New.
5168 (__gcc_qge): New.
5169 (__gcc_qunord): New.
5170 (__gcc_stoq): New.
5171 (__gcc_dtoq): New.
5172 (__gcc_qtos): New.
5173 (__gcc_qtod): New.
5174 (__gcc_qtoi): New.
5175 (__gcc_qtou): New.
5176 (__gcc_itoq): New.
5177 (__gcc_utoq): New.
5178 (fmsub): New.
5179 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
5180 soft-float functions.
5181 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
5182 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
5183 about long double soft float.
5185 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
5186 Tehila Meyzels <tehila@il.ibm.com>
5188 * tree-vectorizer.h (is_pattern_stmt_p): New.
5189 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
5190 formatting (tabs instead of spaces). Cleanup and clarify setting
5191 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
5192 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
5193 (vectorizable_type_demotion): Check that types are integral.
5194 (vectorizable_type_promotion): Likewise.
5195 (vectorizable_store): Fix typo. Eliminate new-line at end of
5196 comments.
5198 2007-01-16 Jan Hubicka <jh@suse.cz>
5200 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
5201 cgraph edges too.
5203 2007-01-15 Eric Christopher <echristo@apple.com>
5205 * ifcvt.c: Include vec.h, vecprim.h.
5206 (check_cond_move_block): New argument regs.
5207 Reorganize. Add registers used to regs.
5208 (cond_move_process_if_block): Use regs set above as
5209 loop bounds.
5211 2007-01-15 Eric Christopher <echristo@apple.com>
5213 * config/darwin.h: Update copyright.
5214 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
5215 (LINK_COMMAND_SPEC): Add -u.
5216 (LINK_SPEC): Fix umbrella for above.
5218 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
5220 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
5221 glibc CVS.
5223 2007-01-15 Tom Tromey <tromey@redhat.com>
5225 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
5226 * doc/install.texi (Testing): Don't mention jacks.
5227 (Configuration): Document --enable-java-maintainer-mode. Move
5228 --with-java-home to libgcj-specific section. Document
5229 --with-ecj-jar.
5230 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
5232 2007-01-15 Jan Hubicka <jh@suse.cz>
5234 * tree-ssa-dce.c (DCE_TODOs): New.
5235 (propagate_necessity): Return if something changed.
5236 (eliminate_unnecessary_stmts): Likewise.
5237 (perform_tree_ssa_dce): Return TODO flags when needed.
5238 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
5240 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
5242 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
5243 (fyl2x_extend<mode>xf3_i387): New insn pattern.
5244 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
5245 patterns using X87MODEF12 mode macro. Extend operand 1
5246 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
5247 (log10<mode>2): Ditto.
5248 (log2<mode>2): Ditto.
5249 (log1p<mode>2): Ditto.
5250 (logb<mode>2): Ditto.
5251 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
5252 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
5253 (*fxtractxf3_i387): Rename from *fxtractxf3.
5254 (fxtract_extend<mode>xf3_i387): New insn pattern.
5255 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
5256 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
5257 and gen_fyl2xxf3_i387().
5259 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
5261 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
5262 * cfgloopmanip.c (fix_loop_placement): Made static. Use
5263 get_loop_exit_edges. Changed return type to bool.
5264 * cfgloop.h (fix_loop_placement): Declaration removed.
5266 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
5268 * param.h (MIN_VECT_LOOP_BOUND): New.
5269 * params.def (MIN_VECT_LOOP_BOUND): New.
5270 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
5271 argument - minimum threshold for number of iterations.
5272 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
5273 argument to declaration.
5274 * tree-vect-analyze.c (vect_analyze_operations): Check value of
5275 MIN_VECT_LOOP_BOUND.
5276 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
5277 slpeel_tree_peel_loop_to_edge with additional argument.
5278 (vect_do_peeling_for_alignment): Likewise.
5279 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
5281 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
5283 PR target/30413
5284 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
5285 operands of size 1.
5287 2007-01-14 Jan Hubicka <jh@suse.cz>
5289 * tree-dfa.c (remove_referenced_var): New function.
5290 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
5291 prune referenced vars list too.
5292 * tree-flow.h (remove_referenced_var): Declare.
5294 2007-01-14 Jan Hubicka <jh@suse.cz>
5296 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
5297 separately.
5298 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
5299 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
5300 * except.h (verify_eh_throw_table_statements): Kill prototype.
5301 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
5302 into call exrepssions.
5303 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
5304 eh trhow verifier.
5305 * tree-cfg.c: Include pointer-set.h.
5306 (verify_node_sharing): Work on pointer set.
5307 (verify_eh_throw_stmt_node): New.
5308 (verify_stmts): Use pointers sets, verify throw_stmt.
5310 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
5312 * ipa-reference.c (analyze_function): Consider also addresses taken
5313 in phi nodes.
5315 2007-01-12 Roger Sayle <roger@eyesopen.com>
5317 * c-typeck.c (null_pointer_constant_p): Replace use of
5318 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
5319 (build_c_cast): Likewise.
5321 2007-01-12 Roger Sayle <roger@eyesopen.com>
5323 * tree.h (force_fit_type_double): Remove unused final argument.
5324 * c-common.c (constant_expression_warning): Replace use of
5325 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
5326 (convert_and_check): Likewise.
5327 (shorten_compare): Update call to force_fit_type_double.
5328 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
5329 * convert.c (convert_to_pointer): Update call to
5330 force_fit_type_double.
5331 * fold-const.c (force_fit_type_double): Remove overflowed_const
5332 argument.
5333 (int_const_binop, fold_convert_const_int_from_int,
5334 fold_convert_const_int_from_real, fold_div_compare,
5335 fold_sign_changed_comparison, fold_unary, fold_negate_const,
5336 fold_abs_const, fold_not_const): Remove the final argument from
5337 calls to force_fit_type_double.
5339 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
5341 * configure.ac: Set insn to "nop" for spu-*-* also.
5342 * configure: Regenerate.
5344 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
5346 * builtins.def : Add BUILT_IN_FREE.
5348 2007-01-12 Jan Hubicka <jh@suse.cz>
5350 PR tree-optimization/30443
5351 * tree-inline.c (tree_function_versioning): Do not optimize when
5352 cloning for inlining.
5354 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
5356 * doc/loop.texi: Document recording of loop exits.
5357 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
5358 (update_single_exits_after_duplication,
5359 update_single_exit_for_duplicated_loop,
5360 update_single_exit_for_duplicated_loops): Removed.
5361 (duplicate_loop_to_header_edge): Do not call
5362 update_single_exits_after_duplication and
5363 update_single_exit_for_duplicated_loops.
5364 (loop_version): Do not update single_exit information.
5365 (fix_loop_structure): Use record_loop_exits instead of
5366 mark_single_exit_loops.
5367 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
5368 the lists of loop exits.
5369 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
5370 split_edge, merge_blocks): Update the lists of loop exits.
5371 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
5372 loop_optimizer_init.
5373 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
5374 of mark_single_exit_loops.
5375 (loop_optimizer_finalize): Call release_recorded_exits.
5376 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
5377 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
5378 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
5379 update single exit information.
5380 * lambda-code.c (perfect_nestify): Ditto.
5381 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
5382 (mark_single_exit_loops): Removed.
5383 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
5384 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
5385 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
5386 functions.
5387 (get_loop_exit_edges, single_exit): Use recorded exit lists.
5388 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
5389 (verify_loop_structure): Verify consistency of the exit lists.
5390 (flow_loops_find): Use alloc_loop. Initialize exits hash.
5391 (set_single_exit): Removed.
5392 * cfgloop.h (struct loop_exit): New function.
5393 (struct loop): single_exit_ field replaced by exits field.
5394 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
5395 (struct loops): Added exits hash.
5396 (mark_single_exit_loops, set_single_exit): Declaration removed.
5397 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
5399 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5401 * doc/invoke.texi: Avoid use of @headitem.
5403 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5405 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
5407 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5409 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
5410 list of targets.
5412 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
5413 Richard Sandiford <richard@codesourcery.com>
5415 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
5416 * config/m68k/m68k.opt: Resort options.
5417 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
5419 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
5420 Richard Sandiford <richard@codesourcery.com>
5422 * doc/invoke.texi: Document the macros that are defined by
5423 m68k's -mtune and -mhard-float options.
5424 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
5425 (m68k_cpp_cpu_family): Likewise.
5426 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
5427 of __ucfv*__ macros. Define __mcffpu__ if generating code for
5428 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
5429 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
5430 (m68k_cpp_cpu_family): Likewise.
5432 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5434 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
5435 macros besides mc68000 as tuning macros. Use a switch statement
5436 to set them and mcpu32.
5438 2007-01-12 Julian Brown <julian@codesourcery.com>
5440 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
5441 (TARGET_68040_ONLY): Rename to...
5442 (TARGET_68040): ...this.
5443 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
5444 * config/m68k/m68k.md: Likewise.
5446 2007-01-12 Julian Brown <julian@codesourcery.com>
5447 Nathan Sidwell <nathan@codesourcery.com>
5448 Richard Sandiford <richard@codesourcery.com>
5450 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
5451 the -mcpu= argument associated with the --with-cpu setting.
5452 Define M68K_DEFAULT_TUNE to the default -mtune= option,
5453 if different from the one implied by the -mcpu setting.
5454 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
5455 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
5456 * doc/invoke.texi: Mention ColdFire in the introduction to the
5457 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
5458 -mno-div and -mhard-float options. Make -m68881 a synonym for
5459 -mhard-float. Document the previously-undocumented -m5206e,
5460 -m528x, -m5307 and -m5407 options. Tweak the existing option
5461 documentation for consistency.
5462 * doc/install.texi: Mention new --with-cpu arguments.
5463 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
5464 default CPU if neither -mcpu nor -march are specified.
5465 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
5466 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
5467 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
5468 using m68k_tune to decide between families that implement the
5469 same ISA. Use m68k_tune to set __mcfv4e__.
5470 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
5471 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
5472 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
5473 (FL_ISA_C, FL_ISA_MMU): New macros.
5474 (MASK_COLDFIRE): Delete.
5475 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
5476 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
5477 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
5478 (TARGET_HARD_FLOAT): Do not define here.
5479 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
5480 (TUNE_68000): New macro.
5481 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
5482 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
5483 (TUNE_CFV2): Redefine in terms of m68k_tune.
5484 (uarch_type, target_device, fpu_type): New enums.
5485 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
5486 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
5487 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
5488 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
5489 (FL_FOR_isa_c): New macros.
5490 (m68k_isa): New enum.
5491 (m68k_target_selection): New structure.
5492 (all_devices, all_isas, all_microarchs): New tables.
5493 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
5494 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
5495 (MASK_ALL_CPU_BITS): Delete.
5496 (m68k_find_selection): New function.
5497 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
5498 Map the legacy target options to a combination of the new ones.
5499 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
5500 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
5501 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
5502 settings.
5503 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
5504 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
5505 properties.
5506 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
5507 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
5508 * config/m68k/m68k-devices.def: New file.
5510 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5511 Nathan Sidwell <nathan@codesourcery.com>
5513 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
5514 (SUBTARGET_EXTRA_SPECS): New macros.
5515 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
5516 use %(asm_cpu_spec) instead.
5517 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
5518 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
5519 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
5520 (EXTRA_SPECS): Rename to...
5521 (SUBTARGET_EXTRA_SPECS): ...this.
5523 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
5524 Richard Sandiford <richard@codesourcery.com>
5525 Julian Brown <julian@codesourcery.com>
5527 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
5528 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
5529 to the configuration's default CPU.
5530 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
5531 Remove default masks.
5532 (m680[012]0-*-*): Set the default with_cpu to the first part of
5533 the target name.
5534 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
5535 (m68k*-*-linux): Extend the --with-cpu handling to...
5536 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
5537 and m68010. Don't set target_cpu_default2.
5538 * doc/install.texi: Document --with-cpu for m68k.
5539 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
5540 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
5541 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
5542 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
5543 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
5544 (ASM_SPEC): Remove use of %(asm_cpu_default).
5545 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
5546 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
5547 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
5548 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
5549 __HAVE_FPU__ if TARGET_HARD_FLOAT.
5550 (TARGET_DEFAULT): Delete.
5551 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
5552 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
5553 (CPP_CPU_SPEC): Delete.
5554 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
5555 the appropriate string.
5556 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
5557 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
5558 (ASM_SPEC): Don't use %(asm_default_spec).
5559 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
5560 TARGET_DEFAULT and add MASK_68881.
5561 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
5563 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5565 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
5566 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
5567 MASK_68010 alongside MASK_68020.
5568 * doc/invoke.texi: Document -m68010.
5569 * config/m68k/m68k.opt (m68010): New.
5570 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
5571 if TUNE_68010.
5572 (TUNE_68010): New macro.
5573 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
5574 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
5575 (M68K_CPU_m68332): Add MASK_68010.
5576 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
5577 fallback definition.
5578 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
5579 defines.
5580 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
5581 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
5582 to all entries that use MASK_68020.
5583 (output_move_simode_const, output_move_himode, output_move_qimode)
5584 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
5585 instead of TARGET_68020 to select clr behavior. Remove comment
5586 about there being no TARGET_68010.
5587 * config/m68k/m68k.md: Likewise throughout.
5589 2007-01-12 Julian Brown <julian@codesourcery.com>
5591 * config/m68k/m68k.h (TARGET_ISAB): New macro.
5592 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
5593 * config/m68k/m68k.md: Likewise.
5595 2007-01-12 Julian Brown <julian@codesourcery.com>
5597 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
5598 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
5600 2007-01-12 Julian Brown <julian@codesourcery.com>
5602 * config/m68k/m68k.h (TUNE_68040_60): New macro.
5603 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
5604 * config/m68k/m68k.md: Likewise.
5606 2007-01-12 Julian Brown <julian@codesourcery.com>
5607 Richard Sandiford <richard@codesourcery.com>
5609 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
5610 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
5611 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
5612 TARGET_CPU32.
5613 (TARGET_CPU32): Rename to...
5614 (TUNE_CPU32): ...this.
5615 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
5616 (TUNE_CFV2): New macros.
5617 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
5618 remove conditions that are implied by TARGET_68020.
5619 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
5620 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
5621 (m68k_output_function_epilogue): Likewise.
5622 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
5623 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
5624 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
5625 non-68000 timings. Refactor multiplication and division costs.
5626 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
5627 TUNE_CPU32 instead of TARGET_CPU32.
5628 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
5629 and TUNE_68060 instead of TARGET_68060.
5630 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
5631 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
5632 TARGET_CPU32.
5633 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
5634 && !TARGET_COLDFIRE" to choose between moveq and clr.
5635 Likewise in the unnamed movsf pattern.
5636 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
5637 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
5638 ashiftrt pattern.
5640 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5642 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
5643 of tabbing before backslashes.
5645 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5647 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
5648 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
5649 (ASM_OUTPUT_INTERNAL_LABEL): Define.
5651 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
5653 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
5654 find_interesting_uses_cond.
5655 (find_interesting_uses_cond): Use extract_cond_operands.
5656 (rewrite_use_compare): Use extract_cond_operands and
5657 force_gimple_operand_bsi. Do not call update_stmt.
5658 (determine_use_iv_cost_condition): Use extract_cond_operands.
5659 Return cheaper of using original bound and changing the exit bound.
5661 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
5663 PR tree-optimization/29516
5664 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
5665 most_expensive_mult_to_index, addr_to_parts,
5666 create_mem_ref, maybe_fold_tmr): Make the type of
5667 fields of TARGET_MEM_REF sizetype.
5668 (move_fixed_address_to_symbol, move_pointer_to_base):
5669 New functions.
5670 * tree.def (TARGET_MEM_REF): Add comment on types of
5671 the operands.
5673 2007-01-11 Joseph Myers <joseph@codesourcery.com>
5675 * c-common.c (vector_types_convertible_p): Treat opaque types as
5676 always convertible if they have the same size, but not otherwise.
5678 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
5680 * ifcvt.c (struct noce_if_info): Add comments to the fields.
5681 Remove the b_unconditional field.
5682 (noce_try_sign_mask): Do not look at b_unconditional.
5683 (noce_process_if_block): Do not use merge_if_blocks. Update
5684 the CFG here. Do not set b_unconditional.
5685 (cond_move_process_if_block): Likewise.
5686 (find_cond_trap): Likewise.
5687 (check_cond_move_block): Require simple jump insns at the end
5688 of the basic block.
5690 2007-01-11 Jan Hubicka <jh@suse.cz>
5692 PR tree-optimization/1046
5693 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
5694 when alias info is not ready.
5695 (pass_tail_recursion): Do not require aliasing.
5696 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
5697 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
5698 * tree-ssa-copy.c (pass_copy_prop): Likewise.
5699 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
5700 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
5701 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
5702 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
5703 before inlining.
5704 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
5705 When aliasing is not build, mark statement as volatile.
5707 2007-01-11 Tom Tromey <tromey@redhat.com>
5709 PR preprocessor/15185, PR preprocessor/20989:
5710 * doc/cppopts.texi <-MT>: Update description of algorithm for
5711 computing default target.
5712 <-M, -MD>: Reword "basename" text.
5714 2007-01-11 Roger Sayle <roger@eyesopen.com>
5716 * builtins.c (expand_builtin_pow, expand_builtin_powi,
5717 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
5718 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
5719 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
5720 fold_builtin_bswap, real_constp, fold_builtin_pow,
5721 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
5722 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
5723 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
5724 * convert.c (convert_to_pointer): Likewise.
5725 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
5726 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
5727 const_binop, fold_convert_const_int_from_int,
5728 fold_convert_const_int_from_real,
5729 fold_convert_const_real_from_real, sign_bit_p,
5730 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
5731 fold_sign_changed_comparison, fold_unary, fold_comparison,
5732 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
5733 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
5734 * print-tree.c (print_node_brief, print_node): Likewise.
5735 * stor-layout.c (place_field, layout_type): Likewise.
5736 * tree-chrec.c (keep_cast): Likewise.
5737 * tree.c (build_vector, build_real, build_real_from_int_cst,
5738 build_complex): Likewise.
5740 2007-01-11 Roger Sayle <roger@eyesopen.com>
5742 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
5743 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
5745 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
5747 * configure.ac (strict1_warn): Rename to strict_warn.
5748 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
5749 cc_set_by_configure, quoted_cc_set_by_configure,
5750 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
5751 all_boot_languages, all_stagestuff): Remove.
5752 (target_list): Remove bootstrap targets.
5753 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
5754 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
5755 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
5756 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
5757 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
5758 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
5759 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
5760 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
5761 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
5762 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
5763 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
5764 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
5765 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
5766 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
5767 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
5768 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
5769 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
5770 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
5771 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
5772 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
5773 (mostlyclean): Adjust.
5774 (clean, distclean): Don't mention bootstrap stuff.
5775 * configure: Regenerate.
5776 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
5777 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
5778 treelang/config-lang.in (stagestuff): Remove.
5779 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
5780 stageprofile, stagefeedback, stagestuff): Remove mention.
5782 2007-01-11 Nick Clifton <nickc@redhat.com>
5784 * config/mcore/predicates.md (mcore_general_movesrc_operand):
5785 Accept CONSTs.
5786 (mcore_general_movdst_operand): Do not accept CONST_INTs.
5787 (mcore_arith_K_S_operand): Run the test for the S constraint not
5788 the test for the M constraint.
5789 (mcore_addsub_operand): Do not accept integer values that are
5790 larger than 32 bits.
5791 * config/mcore/mcore.md: Remove unused constraints from split.
5792 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
5793 (addsi3): Likewise.
5794 (allocate_stack): Likewise.
5795 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
5796 operands to 32 bits.
5797 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
5798 INTVAL.
5799 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
5800 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
5801 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
5802 mcore_output_bclri, mcore_output_andn, output_inline_const,
5803 mcore_output_move, mcore_output_movedouble): Likewise.
5804 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
5805 (output_inline_const): Likewise.
5806 (output_inline_const): Fix format strings used in sprintf
5807 statements.
5808 * config/mcore/mcore-protos.h: Update prototypes for changed
5809 functions in mcore.c.
5810 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
5811 HOST_WIDE_INT and not int.
5812 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
5813 CONST_OK_FOR_N): Likewise.
5814 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
5815 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
5816 an INTVAL.
5818 2007-01-10 Jan Hubicka <jh@suse.cz>
5820 * tree-vrp.c (remove_range_assertions): Release defs.
5821 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
5822 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
5824 2007-01-10 Paul Brook <paul@codesourcery.com>
5826 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
5827 * config/arm/arm.md (mulsi3subsi): New insn.
5829 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
5831 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
5832 (tree_transform_and_unroll_loop): New.
5833 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
5834 Declare.
5836 2007-01-10 Robert Kennedy <jimbob@google.com>
5838 * fold-const.c (fold_comparison): Fold comparisons like (x *
5839 1000 < 0) to (x < 0).
5841 2007-01-10 Ian Lance Taylor <iant@google.com>
5843 * tree-pretty-print.c (dump_generic_node): Print parentheses when
5844 operands have the same priority.
5846 2007-01-10 Tom Tromey <tromey@redhat.com>
5848 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
5849 (fold_binary): Likewise.
5850 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
5851 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
5852 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
5853 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
5854 * langhooks.h (struct lang_hooks): Removed field
5855 'can_use_bit_fields_p'.
5857 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
5859 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
5861 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
5863 * function.c (get_last_funcdef_no): New function.
5864 * function.h (get_last_funcdef_no): Declare.
5865 * tree-inline.c (initialize_cfun): Add initialization.
5866 (tree_function_versioning): Cleanup.
5868 2007-01-10 Jan Hubicka <jh@suse.cz>
5870 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
5871 PHIs.
5873 2007-01-10 Sa Liu <saliu@de.ibm.com>
5874 Ben Elliston <bje@au.ibm.com>
5876 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
5877 for SAVE_NONLOCAL and Pmode for any other save level.
5878 * spu-protos.h (spu_restore_stack_block): Declare.
5879 * spu.md (save_stack_block): Remove.
5880 (restore_stack_block): Call spu_restore_stack_block.
5881 * spu.c (spu_restore_stack_block): New function.
5882 (spu_expand_epilogue): Remove old comment.
5884 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
5886 PR tree-optimization/30322
5887 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
5888 (cand_value_at): Return the value as aff_tree.
5889 (may_eliminate_iv): Convert the bound from aff_tree to tree.
5890 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
5891 aff_combination_mult): New functions.
5892 (aff_combination_add): Use aff_combination_add_cst.
5893 (aff_combination_convert): Allow conversions to a wider type.
5894 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
5895 * tree-affine.h (aff_combination_mult): Declare.
5897 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
5899 * doc/tm.texi: Update documentation to reflect reality of exec
5900 and start file search behaviours. Update copyright year.
5901 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
5902 header file directories.
5904 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
5906 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
5907 (*cosxf2): Rename to cosxf2_i387.
5908 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
5909 using X87MODEF12 mode macro. Rename patterns to
5910 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
5911 for SSE math.
5912 (*cosdf2, *cossf2): Ditto.
5913 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
5914 to match extended input operands.
5915 (sincos<mode>3): New expander.
5916 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
5917 insn patterns and corresponding splitters.
5919 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
5921 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
5922 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
5924 2007-01-09 Nicolas Pitre <nico@cam.org>
5926 PR target/30173
5927 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
5929 2007-01-08 Geoffrey Keating <geoffk@apple.com>
5931 * target.h (struct gcc_target): New field library_rtti_comdat.
5932 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
5933 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
5934 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
5935 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
5937 2007-01-08 Geoffrey Keating <geoffk@apple.com>
5939 * doc/invoke.texi (Optimize Options): Correct description of -O0.
5941 2007-01-08 Richard Guenther <rguenther@suse.de>
5943 * tree.h (force_fit_type_double): Export.
5944 (force_fit_type): Remove.
5945 * fold-const.c (force_fit_type_double): New function.
5946 (force_fit_type): Remove.
5947 (int_const_binop): Use it.
5948 (fold_convert_const_int_from_int): Likewise.
5949 (fold_convert_const_int_from_real): Likewise.
5950 (fold_div_compare): Likewise.
5951 (fold_sign_changed_comparison): Likewise.
5952 (fold_unary): Likewise.
5953 (fold_negate_const): Likewise.
5954 (fold_abs_const): Likewise.
5955 (fold_not_const): Likewise.
5956 * c-common.c (shorten_compare): Use force_fit_type_double.
5957 * convert.c (convert_to_pointer): Likewise.
5959 2007-01-08 Richard Guenther <rguenther@suse.de>
5961 * tree.h (build_int_cst_wide_type): Export.
5962 * tree.c (build_int_cst_wide_type): New function.
5963 (build_int_cst_wide): Fix comment.
5964 * builtins.c (fold_builtin_object_size): Use build_int_cst
5965 to build -1 or 0 of the correct type. Use fit_double_type
5966 to check for overflow.
5967 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
5968 to build the mask.
5969 (decode_field_reference): Likewise.
5970 (all_ones_mask_p): Likewise.
5971 (native_interpret_int): Use build_int_cst_wide_type.
5972 (fold_binary): Use build_int_cst_type to build an all-ones
5973 value.
5974 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
5976 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
5978 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
5980 2007-01-09 Ben Elliston <bje@au.ibm.com>
5982 * genautomata.c (STATS_OPTION): New option.
5983 (stats_flag): New flag.
5984 (gen_automata_option): Handle it.
5985 (initiate_automaton_gen): Ditto.
5986 (write_automata): Output statistics only if stats_flag is
5987 set. Likewise, output time statistics only if time_flag is set.
5988 * doc/md.texi (Processor pipeline description): Document new flag.
5990 2007-01-08 Richard Guenther <rguenther@suse.de>
5992 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
5993 * tree.c (build_int_cst_type): Likewise.
5994 (size_in_bytes): Don't call force_fit_type on the result.
5995 (int_fits_type_p): Use fit_double_type.
5996 * fold-const.c (fit_double_type): New function.
5997 (force_fit_type): Use it.
5998 * tree.h (fit_double_type): Export.
6000 2007-01-08 Jan Hubicka <jh@suse.cz>
6002 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
6003 * ipa.c (function_and_variable_visibility): Fix return type.
6005 2007-01-08 Richard Guenther <rguenther@suse.de>
6007 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
6008 of offset to build the index.
6009 * tree-pretty-print.c (dump_generic_node): Don't build negated
6010 const just for printing.
6011 * c-pretty-print.c (pp_c_integer_constant): Likewise.
6012 * builtins.c (fold_builtin_int_roundingfn): Check if result
6013 fits the type by using force_fit_type and comparing the result.
6014 * predict.c (predict_loops): Use compare_tree_int for comparison.
6015 * tree.c (build_int_cst): Fall back to integer_type_node for
6016 NULL_TREE type.
6017 (build_int_cst_wide): Assert type is non-null.
6019 2007-01-08 Roberto Costa <roberto.costa@st.com>
6021 * tree-vrp.c (extract_range_from_cond_expr): New.
6022 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
6023 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
6024 as expressions.
6025 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
6026 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
6027 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
6028 used as expressions.
6029 * tree-object-size.c (cond_expr_object_size): New.
6030 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
6032 2007-01-08 Jan Hubicka <jh@suse.cz>
6034 * tree-ssa-forwprop.c (forward_propagate_into_cond,
6035 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
6036 statement.
6038 2007-01-08 Richard Guenther <rguenther@suse.de>
6040 PR tree-optimization/23603
6041 * tree-vrp.c (set_value_range_to_truthvalue): New function.
6042 (extract_range_from_binary): Fall back to truthvalue instead of
6043 varying for TRUTH_*_EXPR.
6044 (extract_range_from_comparison): Fall back to truthvalue instead of
6045 varying.
6046 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
6047 if all visited PHI values were constant.
6049 2007-01-08 Jan Hubicka <jh@suse.cz>
6051 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
6052 (cgraph_analyze_function): break out from ...
6053 (cgraph_finalize_compilation_unit): ... here.
6054 (cgraph_expand_function): Remove forgoten commented out line.
6055 (cgraph_optimize): Analyze functions.
6057 2007-01-08 Jan Hubicka <jh@suse.cz>
6059 * tree-pas.h (TODO_remove_function): New flag.
6060 (TODO_update*): Renumber.
6061 (pass_ipa_increase_alignment,
6062 pass_ipa_function_and_variable_visibility): New passes.
6063 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
6064 (cgraph_function_and_variable_visibility): Move to ipa.c
6065 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
6066 cgraph_increase_alignment.
6067 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
6068 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
6069 calling tree-inline.
6070 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
6071 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
6072 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
6073 (gate_increase_alignment): New function.
6074 (pass_ipa_increase_alignment): New pass.
6075 * ipa.c: Inline tree-pass.h and timevar.h
6076 (function_and_variable_visibility): Move here from cgraphunit.c
6077 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
6078 * passes.c (init_optimization_passes): Add the two new passes.
6079 (execute_todo): Handle cgraph_remove_functions.
6081 2007-01-08 Nick Clifton <nickc@redhat.com>
6083 * config/frv/predicates.md (reg_or_0_operand): Accept
6084 CONST_DOUBLEs.
6086 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
6088 * config/bfin/rtems.h, config/bfin/t-rtems: New.
6089 * config.gcc: Add bfin*-rtems*.
6091 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
6093 * c.opt: Add -flax-vector-conversions.
6094 * c-typeck.c (convert_for_assignment): Pass flag to
6095 vector_types_convertible_p to allow emission of note.
6096 (digest_init): Likewise.
6097 * c-opts.c: Handle -flax-vector-conversions.
6098 * c-common.c (flag_lax_vector_conversions): New.
6099 (vector_types_convertible_p): Unless -flax-vector conversions
6100 has been passed, disallow conversions between vectors with
6101 differing numbers of subparts and/or element types. If such
6102 a conversion is disallowed, possibly emit a note on the first
6103 occasion only to inform the user of -flax-vector-conversions.
6104 The new last argument specifies this.
6105 * c-common.h (flag_lax_vector_conversions): New.
6106 (vector_types_convertible_p): Add extra argument.
6107 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
6108 char_type_node for V*QI type vectors.
6109 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
6110 Update to satisfy new typechecking rules.
6111 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
6112 C and C++ variants.
6113 * doc/invoke.texi (C Dialect Options): Document
6114 -flax-vector-conversions.
6116 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
6118 PR tree-optimization/29877
6119 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
6120 a register variable on the RHS to not be replaceable.
6122 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
6123 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
6124 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
6125 const_simm15, const_pow2, const_npow2): Added.
6126 * config/score/misc.md (insv, extv, extzv, movmemsi,
6127 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
6128 * config/score/score.c (score_address_cost, score_select_cc_mode):
6129 Added.
6130 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
6131 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
6132 Update score_print_operand.
6133 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
6134 Adjust register allocate order and update some macro define.
6135 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
6136 mdx_block_move_straight, mdx_block_move_loop_head,
6137 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
6138 mdx_block_move): Added.
6139 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
6140 mdp_limm): Updated and fix some bug and typo.
6141 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
6142 (movsf, movdf, doloop_end): Added.
6144 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
6146 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
6147 config/arm/thumb2.md: Fix comment typos.
6148 * doc/extend.texi: Fix a typo.
6150 2007-01-07 Eric Christopher <echristo@apple.com>
6152 * configure.ac: Check for __stack_chk_fail for darwin.
6153 * configure: Regenerate.
6155 2007-01-07 Richard Guenther <rguenther@suse.de>
6157 * tree-vrp.c (extract_range_from_assert): CSE calls to
6158 compare_values where possible.
6159 (extract_range_from_unary_expr): Likewise.
6161 2007-01-07 Anatoly Sokolov <aesok@post.ru>
6163 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
6164 * config/avr/avr.c (call_insn_operand): Delete function.
6165 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
6166 instead of register number. Use predicates.
6167 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
6168 call_insn_operand): Add.
6170 2007-01-06 Jan Hubicka <jh@suse.cz>
6172 * tree-pass.h (pass_build_cgraph_edges): Declare.
6173 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
6174 (visited_nodes): Remove.
6175 (cgraph_create_edges): Move to cgraphbuild.c; rename to
6176 build_cgrpah_edges; make visited_nodes local.
6177 (cgraph_process_new_functions): DO not call initialize_inline_failed.
6178 (record_references_in_initializer): Move to cgraphbuild.c
6179 (initialize_inline_failed, rebuild_cgraph_edges,
6180 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
6181 (verify_cgraph_node): Make visited_nodes local.
6182 (cgraph_analyze_function): Do not call cgraph_create_edges and
6183 initialize_inline_failed.
6184 (cgraph_expand_function): Do not call cgraph_lower_function;
6185 assert that function is already lowered.
6186 * Makefile.in (cgraphbuild.o): New.
6187 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
6188 at the end of lowering passes.
6190 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
6192 * ifcvt.c (cond_move_convert_if_block): New function, code
6193 factored out from...
6194 (cond_move_process_if_block): ...here. Call the new function
6195 on the THEN and ELSE blocks.
6196 (merge_if_block): Do not copy global_live_at_end, merge_blocks
6197 already takes care of this.
6199 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6201 PR c/19978
6202 * tree.h (TREE_OVERFLOW_P): New.
6203 * c-typeck.c (parser_build_unary_op): Warn only if result
6204 overflowed and operands did not.
6205 (parser_build_binary_op): Likewise.
6206 (convert_for_assignment): Remove redundant overflow_warning.
6207 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
6209 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6211 * c-typeck.c (store_init_value): Split over two lines to follow
6212 the GNU coding style.
6214 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
6216 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
6217 __GXX_EXPERIMENTAL_CXX0X__.
6218 * doc/cpp.texi: Same.
6220 2007-01-05 Richard Guenther <rguenther@suse.de>
6222 PR middle-end/27826
6223 * tree.c (get_narrower): Do not construct COMPONENT_REFs
6224 with mismatched types. Instead explicitly build a
6225 conversion NOP_EXPR.
6227 2007-01-05 Ian Lance Taylor <iant@google.com>
6229 * c-common.c (decl_with_nonnull_addr_p): New function.
6230 (c_common_truthvalue_conversion): Call it.
6231 * c-typeck.c (build_binary_op): Likewise.
6232 * c-common.h (decl_with_nonnull_addr_p): Declare.
6234 2007-01-05 Jakub Jelinek <jakub@redhat.com>
6236 PR c/30360
6237 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
6238 denom against 0.0.
6240 2007-01-05 Joel Brobecker <brobecker@adacore.com>
6242 * doc/install.texi (Final install): Document the fact that
6243 the GNAT runtime should not be stripped.
6245 2007-01-04 Jan Hubicka <jh@suse.cz>
6247 * tree-inline.c (fold_marked_statements): Update operand caches
6248 and EH after folding
6250 2007-01-04 Ian Lance Taylor <iant@google.com>
6252 * c-common.c (check_function_nonnull): Whitespace fix.
6254 2007-01-04 Jan Hubicka <jh@suse.cz>
6256 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
6257 comitted older version of patch.
6258 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
6259 function, celanup cfg and collect garbage.
6261 2007-01-04 Mike Stump <mrs@apple.com>
6263 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
6264 (clean): Likewise.
6266 2007-01-04 Eric Christopher <echristo@apple.com>
6268 * libgcc2.c (__bswapsi2): Use SItype.
6269 (__bswapdi2): Use DItype.
6270 * libgcc2.h: Update for above.
6272 2007-01-04 Paul Brook <paul@codesourcery.com>
6274 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
6275 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
6276 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
6277 umulsidi3, umulsidi3adddi, smulsi3_highpart,
6278 umulsi3_highpart): Make conditional on !arm_arch6.
6279 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
6280 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
6281 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
6282 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
6283 umulsi3_highpart_v6): New insns.
6285 2007-01-04 Roger Sayle <roger@eyesopen.com>
6287 * fold-const.c (fold_convert): When casting an expression to void,
6288 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
6289 have a type. Instead of attempting to build a NOP_EXPR, return
6290 these "special" trees directly.
6292 2007-01-04 Joseph Myers <joseph@codesourcery.com>
6294 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
6295 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
6296 rs6000_cost->fp not 0 as adjustment for outer NEG.
6298 2007-01-04 Jan Hubicka <jh@suse.cz>
6300 * cgraph.c (cgraph_release_function_body): New function.
6301 (cgraph_remove_node): Use it.
6302 * cgraph.h (cgraph_release_function_body): Declare.
6303 * cgraphunit.c (cgraph_expand_function): Use it.
6304 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
6305 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
6306 is initialized and while compilation of other function is running.
6307 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
6308 statement CFG annotations from here to ...
6309 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
6311 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
6313 * cfgloop.h (enum li_flags): Make the constants powers of two.
6315 2007-01-04 Jan Hubicka <jh@suse.cz>
6317 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
6318 set.
6319 (fold_marked_statements): New function.
6320 (optimize_inline_calls, tree_function_versioning): Fold new statements.
6321 * tree-inline.h (copy_body_data): Add statements_to_fold.
6323 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
6325 * config.gcc: Mention libgcc/config.host.
6326 * Makefile.in: Update comments mentioning libgcc.
6327 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
6328 (all.cross, start.encap, rest.encap, rest.cross): Update
6329 dependencies for libgcc move.
6330 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
6331 (clean-target, clean-target-libgcc): Delete.
6332 (srcdirify, GCC_EXTRA_PARTS): New macros.
6333 (libgcc-support, libgcc.mvars): New rules.
6334 (distclean): Remove mention of mklibgcc.
6335 (install): Don't reference INSTALL_LIBGCC.
6336 (install-common): Don't reference EXTRA_PARTS.
6337 (install-libgcc, install-multilib): Delete rules.
6338 * mklibgcc.in: Delete file.
6339 * doc/configfiles.texi: Don't mention mklibgcc.
6341 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
6342 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
6343 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
6344 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
6345 (mklibgcc, ldblspecs): Likewise.
6347 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
6348 (posixpre.def): Use $(T).
6349 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
6350 (SHLIB_SRC, SHLIB_INSTALL): Delete.
6351 (SHLIB_LINK): Make dummy.
6352 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
6354 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
6356 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
6357 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
6358 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
6359 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
6361 * configure.ac (all_outputs): Remove mklibgcc.
6362 * configure: Regenerated.
6364 2007-01-03 Josh Conner <jconner@apple.com>
6366 PR middle-end/29683
6367 * calls.c (compute_argument_addresses): Set stack and stack_slot
6368 for partial args, too.
6369 (store_one_arg): Use locate.size.constant for the size when
6370 generating a save_area.
6372 2007-01-03 Robert Kennedy <jimbob@google.com>
6374 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
6375 whose definitions are deleted due to basic block merging.
6377 2007-01-03 Paul Brook <paul@codesourcery.com>
6379 PR target/16634
6380 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
6381 functions.
6382 (use_return_insn): Return 0 for Thumb interrupt functions.
6383 (print_multi_reg): Add rfe argument for IRQ returns.
6384 (arm_output_epilogue): Pop interrupt return address directly into PC.
6385 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
6387 2007-01-03 Paul Brook <paul@codesourcery.com>
6389 Merge from sourcerygxx-4_1.
6390 * config/arm/thumb2.md: New file.
6391 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
6392 Thumb-2.
6393 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
6394 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
6395 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
6396 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
6397 tables.
6398 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
6399 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
6400 comptibility.
6401 * config/arm/ieee754-sf.S: Ditto.
6402 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
6403 (thumb1_base_register_rtx_p): ... to this.
6404 (thumb_index_register_rtx_p): Rename...
6405 (thumb1_index_register_rtx_p): ... to this.
6406 (thumb_output_function_prologue): Rename...
6407 (thumb1_output_function_prologue): ... to this.
6408 (thumb_legitimate_address_p): Rename...
6409 (thumb1_legitimate_address_p): ... to this.
6410 (thumb_rtx_costs): Rename...
6411 (thumb1_rtx_costs): ... to this.
6412 (thumb_compute_save_reg_mask): Rename...
6413 (thumb1_compute_save_reg_mask): ... to this.
6414 (thumb_final_prescan_insn): Rename...
6415 (thumb1_final_prescan_insn): ... to this.
6416 (thumb_expand_epilogue): Rename...
6417 (thumb1_expand_epilogue): ... to this.
6418 (arm_unwind_emit_stm): Rename...
6419 (arm_unwind_emit_sequence): ... to this.
6420 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
6421 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
6422 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
6423 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
6424 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
6425 thumb2_output_casesi): New functions.
6426 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
6427 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
6428 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
6429 THUMB2_WORK_REGS): Define.
6430 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
6431 arm_condexec_mask, arm_condexec_masklen)): New variables.
6432 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
6433 (arm_override_options): Check new CPU capabilities.
6434 Set new architecture flag variables.
6435 (arm_isr_value): Handle v7m interrupt functions.
6436 (user_return_insn): Return 0 for v7m interrupt functions. Handle
6437 Thumb-2.
6438 (const_ok_for_arm): Handle Thumb-2 constants.
6439 (arm_gen_constant): Ditto. Use movw when available.
6440 (arm_function_ok_for_sibcall): Return false for v7m interrupt
6441 functions.
6442 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
6443 (thumb_find_work_register, arm_load_pic_register,
6444 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
6445 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
6446 print_multi_reg, output_mov_long_double_fpa_from_arm,
6447 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
6448 output_mov_double_fpa_from_arm, output_move_double,
6449 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
6450 output_return_instruction, arm_output_function_prologue,
6451 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
6452 arm_output_mi_thunk, thumb_set_return_address): Ditto.
6453 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
6454 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
6455 (arithmetic_instr, shift_op): Use arm_shift_nmem.
6456 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
6457 '!' and 'L'.
6458 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
6459 (thumb_expand_prologue): Use thumb_set_frame_pointer.
6460 (arm_file_start): Output directive for unified syntax.
6461 (arm_unwind_emit_set): Handle stack alignment instruction.
6462 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
6463 Add v6t2, v7, v7a, v7r and v7m.
6464 (RETLDM): Add Thumb-2 code.
6465 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
6466 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
6467 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
6468 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
6469 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
6470 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
6471 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
6472 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
6473 ADJUST_INSN_LENGTH): Define.
6474 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
6475 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
6476 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
6477 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
6478 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
6479 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
6480 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
6481 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
6482 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
6483 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
6484 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
6485 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
6486 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
6487 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
6488 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
6489 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
6490 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
6491 cortex-m3.
6492 * config/arm/arm-tune.md: Regenerate.
6493 * config/arm/arm-protos.h: Update prototypes.
6494 * config/arm/vfp.md: Enable patterns for Thumb-2.
6495 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
6496 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
6497 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
6498 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
6499 * config/arm/libunwind.S: Add Thumb-2 code.
6500 * config/arm/constraints.md: Update include Thumb-2.
6501 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
6502 * config/arm/ieee754-df.S: Ditto.
6503 * config/arm/bpabi.S: Ditto.
6504 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
6505 * config/arm/predicates.md (low_register_operand,
6506 low_reg_or_int_operand, thumb_16bit_operator): New.
6507 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
6508 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
6509 * config/arm/t-arm-elf: Add armv7 multilib.
6510 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
6511 Include thumb2.md.
6512 (UNSPEC_STACK_ALIGN, ce_count): New.
6513 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
6514 arm_zero_extendsidi2, arm_zero_extendqidi2): New
6515 insns/expanders.
6516 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
6517 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
6518 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
6519 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
6520 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
6521 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
6522 insns.
6523 * doc/extend.texi: Document ARMv7-M interrupt functions.
6524 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
6526 2007-01-03 Jakub Jelinek <jakub@redhat.com>
6528 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
6529 (struct _Unwind_Context): Rename args_size to flags, remove
6530 signal_frame field, add a new args_size field and version field.
6531 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
6532 _Unwind_IsExtendedContext): New inline functions.
6533 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
6534 Assume by_value array is only present if _Unwind_IsExtendedContext.
6535 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
6536 _Unwind_IsSignalFrame.
6537 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
6538 (uw_update_context_1): Use _Unwind_SetSignalFrame.
6539 (uw_init_context_1): Initialize context->flags to
6540 EXTENDED_CONTEXT_BIT.
6541 * config/rs6000/linux-unwind.h (frob_update_context): Use
6542 _Unwind_SetSignalFrame.
6544 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6546 PR middle-end/30353
6547 * gimplify.c (gimplify_modify_expr_complex_part): Move below
6548 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
6549 the value.
6551 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
6553 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
6554 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
6555 RET, AT_SP): Remove.
6556 * config/i386/i386.md (*sse_prologue_save_insn): Use return
6557 instead of RET.
6559 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
6560 * cfgbuild.c (find_basic_blocks): Likewise.
6561 * cfgrtl.c (rtl_create_basic_block): Likewise.
6562 * function.c (temp_slots_at_level): Likewise.
6563 * reg-stack.c (stack_regs_mentioned): Likewise.
6564 * regclass.c (allocate_reg_info): Likewise.
6565 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
6566 set_bb_for_stmt, move_block_to_fn): Likewise.
6567 * tree-complex.c (tree_lower_complex): Likewise.
6568 * vec.h (VEC_safe_grow_cleared): New.
6570 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
6572 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
6574 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
6575 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
6576 to loop_version.
6577 * cfgloopmanip.c (scale_loop_frequencies): Export.
6578 (loopify): Scale the frequencies by prescribed coefficients.
6579 (set_zero_probability): New function.
6580 (duplicate_loop_to_header_edge): Improve updating of frequencies.
6581 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
6582 and frequencies according to arguments.
6583 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
6584 correctly.
6585 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
6586 * modulo-sched.c (sms_schedule): Set probabilities for entering
6587 versioned loop correctly.
6588 * tree-vect-transform.c (vect_transform_loop): Ditto.
6589 * cfgloop.h (loopify, loop_version): Declaration changed.
6590 (scale_loop_frequencies): Declared.
6592 2007-01-02 Jan Hubicka <jh@suse.cz>
6594 * cgraph.c: Include tree-flow.h
6595 (cgraph_add_new-function): Handle IPA_SSA mode; execute
6596 early_local_passes.
6597 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
6598 * tree-pass.h (pass_all_early_optimizations): Declare.
6599 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
6600 early_local_passes.
6601 (cgraph_analyze_function): Do early_local_passes.
6602 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
6603 Do not add referenced vars.
6604 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
6605 SSA form.
6606 (gate_all_early_local_passes): New gate.
6607 (pass_early_local_passes): Use new gate.
6608 (execute_early_local_optimizations): New functions.
6609 (gate_all_early_optimizations): New gate.
6610 (pass_all_early_optimizations): New pass.
6611 (execute_free_datastructures): Free SSA only when initialized.
6612 (gate_init_datastructures): Init only when optimizing.
6613 (tree_lowering_passes): Do early local passes when called late.
6614 * tree-profile.c (do_tree_profiling): Don't profile functions added
6615 late.
6616 (do_early_tree_profiling, pass_early_tree_profile): Kill.
6617 * tree-cfg.c (update_modified_stmts): Do not update when operands are
6618 not active.
6619 * passes.c (init_optimizations_passes): Reorder so we go into SSA
6620 during early_local_passes.
6621 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
6624 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
6626 * Makefile.in: Update copyright year.
6628 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
6630 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
6631 in $(lang_checks) and check-consistency targets.
6633 2007-01-02 Jan Hubicka <jh@suse.cz>
6635 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
6636 Do not add referenced vars.
6637 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
6638 are not active.
6639 * passes.c (init_optimization_passes): Put mudflap_2 after
6640 free_datastructures.
6642 2007-01-02 Jan Hubicka <jh@suse.cz>
6644 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
6645 Set NOTHROW flag on call statements proved to be nothrow.
6646 Update statement of local calls so new pure/const functions are
6647 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
6648 goto receivers.
6649 (tree_rest_of_compilation): Register hooks and initialize bitmap
6650 early. Do not set after_inlining flag.
6652 2007-01-02 Steve Ellcey <sje@cup.hp.com>
6654 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
6655 HOST_BITS_PER_LONGLONG
6657 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6659 PR c/19977
6660 * c-typeck.c (store_init_value): Don't emit pedantic overflow
6661 warning for non-static initializers.
6663 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
6665 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
6666 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
6667 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
6668 Always use set_unique_reg_note to add REG_EQUAL notes.
6670 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
6672 Revert:
6673 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
6675 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
6676 * cfgbuild.c (find_basic_blocks): Likewise.
6677 * cfgrtl.c (rtl_create_basic_block): Likewise.
6678 * function.c (temp_slots_at_level): Likewise.
6679 * reg-stack.c (stack_regs_mentioned): Likewise.
6680 * regclass.c (allocate_reg_info): Likewise.
6681 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
6682 set_bb_for_stmt, move_block_to_fn): Likewise.
6683 * tree-complex.c (tree_lower_complex): Likewise.
6684 * vec.h (VEC_safe_grow_cleared): New.
6686 2007-01-02 Ian Lance Taylor <iant@google.com>
6688 * c-common.c (c_common_truthvalue_conversion): When warning about
6689 using an assignment as a truth value, set TREE_NO_WARNING.
6691 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6693 PR middle-end/7651
6694 * c.opt (Wold-style-declaration): New.
6695 * doc/invoke.texi (C-only Warning Options): New.
6696 (Wold-style-declaration): Document it.
6697 (Wextra): Enabled by -Wextra.
6698 * c-opts.c (c_common_post_options): Enabled by -Wextra.
6699 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
6700 -Wold-style-declaration.
6702 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
6704 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
6705 * cfgbuild.c (find_basic_blocks): Likewise.
6706 * cfgrtl.c (rtl_create_basic_block): Likewise.
6707 * function.c (temp_slots_at_level): Likewise.
6708 * reg-stack.c (stack_regs_mentioned): Likewise.
6709 * regclass.c (allocate_reg_info): Likewise.
6710 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
6711 set_bb_for_stmt, move_block_to_fn): Likewise.
6712 * tree-complex.c (tree_lower_complex): Likewise.
6713 * vec.h (VEC_safe_grow_cleared): New.
6715 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
6717 * c-common.c (c_common_nodes_and_builtins): Since variants of
6718 void_type_node get built before it is given a name, we need to
6719 give those variants the name, too.
6720 (complete_array_type): We need to work with the canonical main
6721 type of the array, from which we will build the qualified version.
6722 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
6723 * print-tree.c (print_node): Display canonical type information
6724 for each type.
6725 * stor-layout.c (layout_type): When we don't know the
6726 alignment of a type for which we're building an array, we end up
6727 guessing wrong, so make the type require structural equality.
6728 * tree.c (make_node_stat): When we build a new type, it is its
6729 own canonical type.
6730 (build_type_attribute_qual_variant): When building an attribute
6731 variant, its canonical type is the non-attribute variant. However,
6732 if the attributes are target-dependent and they differ, we need to
6733 use structural equality checks for this type.
6734 (build_qualified_type): A qualified type is not equivalent to its
6735 unqualified variant; set the canonical type appropriately.
6736 (build_distinct_type_copy): When building a distinct type from
6737 another type, the new type is its own canonical type.
6738 (build_variant_type_copy): When building a new type variant, we
6739 assume that it is equivalent to the original type.
6740 (build_pointer_type_for_mode): When building a pointer type, also
6741 build a canonical type pointer.
6742 (build_reference_type_for_mode): When building a reference type,
6743 also build a canonical type reference.
6744 (build_index_type): When we can't hash an index type (e.g.,
6745 because its maximum value is negative), the index type requires
6746 structural equality tests.
6747 (build_array_type): Build the canonical form of an array type.
6748 (build_function_type): Function types require structural equality,
6749 because they contain default arguments, attributes, etc.
6750 (build_method_type_directly): Ditto for method types.
6751 (build_offset_type): Build the canonical offset type.
6752 (build_complex_type): Build the canonical vector type.
6753 (make_vector_type): Build the canonical vector type.
6754 * tree.h (TYPE_CANONICAL): New.
6755 (TYPE_STRUCTURAL_EQUALITY_P): New.
6756 (SET_TYPE_STRUCTURAL_EQUALITY): New.
6757 (struct tree_type): Added "canonical" field.
6758 * params.h (VERIFY_CANONICAL_TYPES): New.
6759 * doc/c-tree.texi (TYPE_CANONICAL): Document.
6760 (TYPE_STRUCTURAL_EQUALITY_P): Document.
6761 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
6762 * doc/invoke.texi (verify-canonical-types): Document --param
6763 parameter for verifying canonical types.
6765 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6767 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
6768 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
6769 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
6770 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
6771 tm_file.
6772 * config/rs6000/e500.h: New.
6773 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
6774 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
6775 Remove.
6776 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
6777 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
6778 TARGET_E500_DOUBLE): Remove.
6779 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
6780 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
6781 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
6782 * config/rs6000/rs6000.c (rs6000_override_options): Use
6783 CHECK_E500_OPTIONS.
6785 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6787 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
6788 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
6789 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
6790 rs6000_emit_cmove): Don't check TARGET_E500.
6791 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
6792 sordered): Don't check TARGET_E500.
6794 2007-01-01 Eric Christopher <echristo@apple.com>
6796 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
6797 HARD_REGISTER_NUM_P.
6799 2007-01-01 Roger Sayle <roger@eyesopen.com>
6801 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
6802 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
6803 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
6804 eq/ne Y".
6806 2007-01-01 Mike Stump <mrs@apple.com>
6808 * configure.ac: Remove support for building with Apple's gcc-3.1.
6810 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6812 PR middle-end/30311
6813 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
6814 REG is a hard register. Do not modify REG before calling
6815 subreg_nregs.
6816 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
6817 multiple of the size of YMODE for certain lowpart cases.
6819 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6821 PR middle-end/30253
6822 * gimplify (voidify_wrapper_expr): Update for
6823 GIMPLE_MODIFY_STMT.
6825 2007-01-01 Andreas Schwab <schwab@suse.de>
6827 PR target/29166
6828 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
6829 save of BR0 in extra_spill_size instead of spill_size.
6830 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
6831 area.
6832 (ia64_expand_epilogue): Restore BR0 from its new location.
6834 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6836 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
6837 Use a temporary variable if the left hand side is not a gimple
6838 register.
6840 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6842 * gimplify.c (gimplify_return_expr): Make the temporary variable
6843 for the return expression, a gimple register variable.
6845 2007-01-01 Jan Hubicka <jh@suse.cz>
6847 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
6848 INSN_LIST.
6850 2007-01-01 Mike Stump <mrs@apple.com>
6852 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
6853 .literal16.
6854 * config/darwin.c (machopic_select_rtx_section): Use
6855 HAVE_GAS_LITERAL16.
6856 (darwin_mergeable_constant_section): Likewise.
6857 * configure: Regenerate.
6858 * config.in: Regenerate.
6860 2007-01-01 Jan Hubicka <jh@suse.cz>
6861 Andrew Pinski <pinskia@gmail.com>
6863 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
6864 before starting IPA passes.