| blob | 888ac2e61941a6171b929a3cb2537816852d673b |
1 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3 * pa/predicates.md (move_src_operand): Allow zero for mode.
4 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
5 move pattern.
7 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
9 PR target/30970
10 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
11 *movv2df_internal): Enable pattern only for valid operand
12 combinations.
13 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
14 tie only 128bit modes. For MMX registers, tie only 64bit modes.
16 2007-02-27 Mike Stump <mrs@apple.com>
18 * config/darwin-crt3.c: Avoid compilation when compiling for a
19 kext multilib.
21 2007-02-27 Joseph Myers <joseph@codesourcery.com>
23 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
24 FIXED_INCLUDE_DIR.
25 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
26 for fixed headers and limits.h.
27 (install-include-dir, install-headers-tar, install-headers-cpio,
28 install-headers-cp, real-install-headers-tar,
29 real-install-headers-cpio, real-install-headers-cp): Handle
30 include-fixed as well as include.
31 (install-mkheaders): Don't install files that go only in include
32 not include-fixed.
33 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
34 from GCC_INCLUDE_DIR.
35 * gcc.c (process_command): Remove special -BstageN/ handling.
36 (do_spec_1): Add include-fixed directories.
38 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
40 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
41 _smulsi3_highpart.
42 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
43 New functions.
44 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
45 patterns.
47 2007-02-27 Mark Mitchell <mark@codesourcery.com>
49 * c-common.c (get_priority): Add check for
50 SUPPORTS_INIT_PRIORITY.
52 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
54 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
56 * config/bfin/bfin.c: Include "cfglayout.h".
57 (MAX_LSETUP_DISTANCE): New macro.
58 (struct loop_info): New members incoming, incoming_src and
59 incoming_dest. Delete member predecessor.
60 (length_for_loop): New function.
61 (bfin_optimize_loop): Handle more different loop structures.
62 (bfin_discover_loop): Rework detection of predecessor blocks by
63 examining incoming edges.
64 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
65 bfin_reorg_loops.
66 (bfin_reorder_loops): New function.
67 (bfin_reorg_loops): Use these three new functions.
69 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
70 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
71 (CONSTRAINT_LEN): Add entry for 'q'.
72 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
73 Add 'q' constraints.
74 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
75 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
77 * config/bfin/bfin.md (add_with_carry): New pattern.
78 (s_or_u, su_optab, su_modifier): New code macros/attrs.
79 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
80 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
81 support unsigned multiplies too. Removed incorrect commutativity from
82 operand 1 constraint where appropriate.
83 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
84 patterns.
85 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
86 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
87 New patterns.
88 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
89 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
90 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
91 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
92 usmulhisi_hh_huh): New patterns.
94 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
95 lshifthi3): Fix output template to use half reg for operand 2.
97 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
98 instead of R2.
100 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
102 2007-02-27 Andreas Schwab <schwab@suse.de>
104 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
106 2007-02-27 Jan Hubicka <jh@suse.cz>
108 * predict.c (last_basic_block_p): Remove.
109 (tree_estimate_probability): Update return heuristic for commonized
110 return blocks.
112 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
114 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
116 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
118 * doc/include/gcc-common.texi (versionsubtitle): New macro.
119 * doc/cpp.texi: Standardize title page.
120 * doc/cppinternals.texi: Likewise.
121 * doc/gcc.texi: Standardize title page, remove version number
122 from copyright page.
123 * doc/gccint.texi: Likewise.
124 * doc/install.texi: Standardize title page, add table of
125 contents.
127 2007-02-26 Jan Hubicka <jh@suse.cz>
129 * predict.def: Set outcomes according to more recent results.
130 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
131 Remove dead predictors.
132 * predict.c (return_prediction): Fix pasto.
134 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
136 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
137 change; avoid a memory leak when returning early.
139 2007-02-26 Mark Mitchell <mark@codesourcery.com>
141 * c-decl.c (static_ctors): Move to c-common.c.
142 (static_dtors): Likewise.
143 (finish_function): Use c_record_cdtor_fn.
144 (build_cdtor): Move to c-common.c.
145 (c_write_global_declarations): Use c_build_cdtor_fns.
146 * c-common.h (static_ctors): Declare.
147 (static_dtors): Likewise.
148 (c_record_cdtor_fn): Likewise.
149 (c_build_cdtor_fns): Likewise.
150 * c-common.c (static_ctors): New variable.
151 (static_dtors): Likewise.
152 (c_record_cdtor_fn): New function.
153 (build_cdtor): Move from c-decl.c
154 (c_build_cdtor_fns): New function.
156 * output.h (assemble_addr_to_section): Declare.
157 (get_cdtor_priority_section): Likewise.
158 * varasm.c (assemble_addr_to_section): New function.
159 (get_cdtor_priority_section): Likewise.
160 (default_named_section_asm_out_destructor): Use them.
161 (destor_dtor_section_asm_out_destructor): Likewise.
162 (default_named_section_asm_out_constructor): Likewise.
163 (default_ctor_section_asm_out_constructor): Likewise.
164 * config.gcc (*-*-vxworks*): Include vxworks.o.
165 * config/t-vxworks (vxworks.o): New target.
166 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
167 (TARGET_ASM_CONSTRUCTOR): Define.
168 (TARGET_ASM_DESTRUCTOR): Likewise.
169 (vxworks_asm_out_constructor): Declare.
170 (vxworks_asm_out_destructor): Likewise.
172 * c-common.c (get_priority): Check that we have not just an
173 INTEGER_CST, but an integer constant with integeral type.
175 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
177 PR tree-optimization/30938
178 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
179 use &dt[nargs-1] instead of &dt[nargs] in the call to
180 vect_is_simple_use().
182 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
184 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
185 from register elimination as PRE_MODIFY / POST_MODIFY increments.
186 Do not attempt to handle MEM inside auto-inc expressions.
187 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
188 of a register modified by an auto-inc expression. However, do handle
189 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
190 (elimination_effects): Prohibit elimination of a register modified
191 by an auto-inc expression. Disable register elimination rules whose
192 target register is modified by an auto-inc expression with variable
193 increment.
195 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
197 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
198 off-by-one error.
199 (array_at_struct_end_p): New function.
200 (idx_infer_loop_bounds): Use it.
201 (estimate_numbers_of_iterations_loop): Export.
202 * predict.c (predict_loops): Use estimated_loop_iterations_int.
203 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
204 (tree_estimate_probability): Call record_loop_exits.
205 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
206 (estimated_loop_iterations, estimated_loop_iterations_int,
207 estimated_loop_iterations_tree): New functions.
208 (analyze_siv_subscript_cst_affine,
209 compute_overlap_steps_for_affine_1_2,
210 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
211 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
212 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
213 (PRED_LOOP_ITERATIONS_GUESSED): New.
214 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
215 * cfgloop.h (estimate_numbers_of_iterations_loop,
216 estimated_loop_iterations_int): Declare.
218 2007-02-25 Mark Mitchell <mark@codesourcery.com>
220 * doc/extend.texi: Document optional priority argument to
221 constructors and destructors.
222 * tree.c (init_priority_for_decl): Adjust GTY markers.
223 (init_ttree): Use priority-info hash functions for
224 init_priority_for_decl.
225 (tree_map_eq): Rename to ...
226 (tree_map_base_eq): ... this.
227 (tree_map_marked_p): Rename to ...
228 (tree_map_base_marked_p): ... this.
229 (tree_map_base_hash): New function.
230 (decl_init_priority_lookup): Rework.
231 (decl_fini_priority_lookup): New function.
232 (decl_priority_info): New function.
233 (decl_init_priority_insert): Use it.
234 (decl_fini_priority_insert): Likewise.
235 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
236 hierarchy.
237 (decl_restrict_base_insert): Likewise.
238 (decl_debug_expr_insert): Likewise.
239 (decl_value_expr_lookup): Likewise.
240 (decl_value_expr_insert): Likewise.
241 * tree.h (priority_type): New type.
242 (decl_init_priority_lookup): Use priority_type.
243 (decl_fini_priority_lookup): New function.
244 (decl_init_priority_insert): Use priority_type.
245 (decl_fini_priority_insert): New function.
246 (DECL_HAS_INIT_PRIORITY): Tweak comments.
247 (DECL_INIT_PRIORITY): Likewise.
248 (SET_DECL_INIT_PRIORITY): Add comment.
249 (DECL_FINI_PRIORITY): New macro.
250 (SET_DECL_FINI_PRIORITY): Likewise.
251 (DEFAULT_INIT_PRIORITY): Document.
252 (MAX_INIT_PRIORITY): Likewise.
253 (MAX_RESERVED_INIT_PRIORITY): Likewise.
254 (tree_map_base): New type.
255 (tree_map_base_eq): New function.
256 (tree_map_base_hash): Likewise.
257 (tree_map_base_marked_p): Likewise.
258 (tree_map): Inherit from tree_map_base.
259 (tree_map_eq): Make it a macro.
260 (tree_map_marked_p): Likewise.
261 (tree_int_map): Inherit from tree_map_base.
262 (tree_int_map_eq): Make it a macro.
263 (tree_int_map_hash): Likewise.
264 (tree_int_map_marked_p): Likewise.
265 (tree_priority_map): New type.
266 (tree_priority_map_eq): New macro.
267 (tree_priority_map_hash): Likewise.
268 (tree_priority_map_marked_p): Likewise.
269 * varasm.c (emults_decl): Adjust for refactoring of tree_map
270 hierarchy.
271 (emutls_common_1): Likewise.
272 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
273 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
274 of tree_map hierarchy.
275 * tree-cfg.c (move_stmt_r): Likewise.
276 (new_label_mapper): Likewise.
277 * c-tree.h (c_expand_body): Move to ...
278 * c-common.h (c_expand_body): ... here.
279 * c-decl.c (c_expand_body): Move to ...
280 * c-common.c (c_expand_body): ... here.
281 (c_common_attribute_table): Allow 1 argument for the constructor
282 and destructor attributes.
283 (get_priority): New function.
284 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
285 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
287 2007-02-24 Jan Hubicka <jh@suse.cz>
289 PR middle-end/30509
290 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
292 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
293 Jan Hubicka <jh@suse.cz>
295 PR target/30778
296 * i386.c (counter_mode): New function.
297 (expand_set_or_movmem_via_loop): Use it.
298 (expand_movmem_epilogue): Likewise; fix pasto.
299 (ix86_expand_movmem): Do emit guard even for constant counts.
300 (ix86_expand_setmem): Likewise.
302 2007-02-25 Nick Clifton <nickc@redhat.com>
304 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
305 (JUMP_TABLES_IN_TEXT_SECTION): Define.
307 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
309 PR target/30770
310 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
311 count argument with 0x10, not with 0x16.
312 (expand_setmem_epilogue): Ditto.
314 2007-02-24 Mike Stump <mrs@apple.com>
316 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
317 symbols.
319 2007-02-24 Richard Guenther <rguenther@suse.de>
321 PR middle-end/30951
322 * fold-const.c (fold_binary): Fold x +- CST op x for
323 EQ_EXPR and NE_EXPR.
325 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
327 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
329 2007-02-24 Jan Hubicka <jh@suse.cz>
331 * cgraphunit.c (decide_is_function_needed): Honor
332 -fkeep-inline-functions.
334 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
336 * builtins.c (fold_builtin_modf): New.
337 (fold_builtin_2): Use it.
339 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
341 * loop-iv.c (implies_p): Detect additional cases where A implies B.
342 (determine_max_iter): Take additional LOOP arg; all callers changed.
343 Lose broken logic dealing with PLUS. Try to limit the upper bound by
344 one using simplifications.
345 (simplify_using_initial_values): Return if the expression becomes
346 invalid due to altered regs.
348 2007-02-23 DJ Delorie <dj@redhat.com>
350 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
352 2007-02-23 Mike Stump <mrs@apple.com>
354 * tlink.c (scan_linker_output): Parse linker messages from
355 darwin9's linker better.
357 2007-02-23 Steve Ellcey <sje@cup.hp.com>
359 PR debug/29614
360 * varpool.c (varpool_assemble_pending_decls): Set
361 varpool_last_needed_node to null.
363 2007-02-23 DJ Delorie <dj@redhat.com>
365 * config/i386/i386.c (ix86_data_alignment): Don't specify an
366 alignment bigger than the object file can handle.
368 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
370 PR target/30825
371 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
372 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
373 (*movsf_1): Penalize MMX moves.
375 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
377 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
378 2^32-1 or more times unless flag_unsafe_loop_optimizations.
380 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
382 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
384 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
385 (fold_builtin_1): Use them.
386 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
387 BUILT_IN_SIGNIFICAND.
389 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
391 * config/i386/i386.c (bdesc_1arg): Initialize
392 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
393 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
394 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
395 and IX86_BUILTIN_MOVSLDUP.
397 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
399 PR rtl-optimization/30841
400 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
402 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
404 * builtins.c (fold_builtin_frexp): New.
405 (fold_builtin_2): Use it.
407 2007-02-22 Mark Mitchell <mark@codesourcery.com>
409 * doc/invoke.texi (Spec Files): Document getenv spec function.
411 * gcc.c (getenv_spec_function): New function.
412 (static_spec_functions): Add it.
413 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
414 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
415 header files.
417 2007-02-22 Michael Matz <matz@suse.de
419 PR c++/29433
420 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
421 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
423 2007-02-22 Ian Lance Taylor <iant@google.com>
425 PR debug/30898
426 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
427 (mem_loc_descriptor): Call it.
429 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
430 Ira Rosen <irar@il.ibm.com>
432 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
434 2007-02-22 Ira Rosen <irar@il.ibm.com>
436 PR tree-optimization/30843
437 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
438 stores only after all the group is vectorized.
440 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
442 PR tree-optimization/30858
443 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
444 in the reduction cycle have a single use in the loop.
445 * tree-vectorizer.h (relevant): Add documentation.
447 2007-02-20 Mike Stump <mrs@apple.com>
449 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
450 * configure: Regenerate.
452 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
454 Change the defaults of some parameters and options.
455 * config/spu/spu-protos.h (spu_optimization_options): Declare.
456 * config/spu/spu.c (spu_optimization_options): Add.
457 (spu_override_options): Change params in spu_optimization_options.
458 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
460 Register 127 is only 16 byte aligned when used as a frame pointer.
461 * config/spu/spu-protos.h (spu_init_expanders): Declare.
462 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
463 HARD_FRAME_POINTER_REGNUM.
464 (spu_legitimate_address): Use regno_aligned_for_reload.
465 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
466 aligned when frame_pointer_needed is true.
467 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
468 to 8 bits.
469 * config/spu/spu.h (INIT_EXPANDERS): Define.
471 Make sure shift and rotate instructions have valid immediate operands.
472 * config/spu/predicates.md (spu_shift_operand): Remove.
473 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
474 * config/spu/constraints.md (W, O): Extend range.
475 * config/spu/spu.md (umask, nmask): Define.
476 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
477 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
478 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
479 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
480 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
481 (lshr<mode>3_reg): Fix rtl description.
483 Make sure mulhisi immediate operands are valid.
484 * config/spu/predicates.md (imm_K_operand): Add.
485 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
487 Generate constants using fsmbi and andi.
488 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
489 (print_operand, spu_split_immediate, classify_immediate,
490 fsmbi_const_p): Handle IC_FSMBI2.
492 Correctly handle a CONST_VECTOR containing symbols.
493 * config/spu/spu.c (print_operand): Handle HIGH correctly.
494 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
495 (immediate_load_p): Allow symbols that use 2 instructions to create.
496 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
497 with symbols when flag_pic is set.
498 (const_vector_immediate_p): New.
499 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
500 accept a CONST_VECTOR with symbols.
501 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
502 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
503 correctly.
504 * config/spu/spu.md (high, low): Delete.
505 (low_<mode>): Define.
507 Remove INTRmode and INTR_REGNUM, which didn't work.
508 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
509 of INTR_REGNUM.
510 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
511 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
512 peephole2 pattern): Don't use INTR or 131.
513 (movintrcc): Delete.
514 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
515 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
516 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
517 (UNSPEC_SET_INTR): Add.
518 * config/spu/spu-modes.def (INTR): Remove.
520 More accurate warnings about run-time relocations.
521 * config/spu/spu.c (reloc_diagnostic): Test in_section.
523 Correctly warn about immediate arguments to specific intrinsics.
524 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
525 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
526 the instruction predicate.
528 Fix tree check errors with latest update.
529 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
530 CALL_EXPR_ARG.
531 (spu_expand_builtin): Use CALL_EXPR_FN.
533 Add missing specific intrinsics.
534 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
535 si_bislede.
536 * config/spu/spu_internals.h: Ditto.
538 Fix incorrect operand modifiers.
539 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
540 * config/spu/spu.md (xor<mode>3): Change %S to %J.
542 Optimize one case of zero_extend of a vec_select.
543 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
545 Accept any immediate for hbr.
546 * config/spu/spu.md (hbr): Change s constraints to i.
548 2007-02-21 Paul Brook <paul@codesourcery.com>
550 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
551 condexec_count when skipping USE and CLOBBER.
553 2007-02-21 Nick Clifton <nickc@redhat.com>
555 * common.opt (Warray-bounds): Add Warning attribute.
556 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
557 Likewise.
558 (fsized-zeroes): Add Optimization attribute.
559 (fsplit-wide-types, ftree-scev-cprop): Likewise.
560 * c.opt (Wc++0x-compat): Add Warning attribute.
562 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
564 PR middle-end/30761
565 * reload1.c (eliminate_regs_in_insn): In the single_set special
566 case, attempt to re-recognize the insn before falling back to
567 having reload fix it up.
569 2007-02-20 Eric Christopher <echristo@gmail.com>
571 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
572 Rewrite accordingly.
573 (frv_read_iacc_argument): Ditto.
574 (frv_expand_set_builtin): Take a call instead of arglist, update for
575 above changes.
576 (frv_expand_unop_builtin): Ditto.
577 (frv_expand_binop_builtin): Ditto.
578 (frv_expand_cut_builtin): Ditto.
579 (frv_expand_binopimm_builtin): Ditto.
580 (frv_expand_voidbinop_builtin): Ditto.
581 (frv_expand_int_void2arg): Ditto.
582 (frv_expand_prefetches): Ditto.
583 (frv_expand_voidtriop_builtin): Ditto.
584 (frv_expand_voidaccop_builtin): Ditto.
585 (frv_expand_load_builtin): Ditto.
586 (frv_expand_store_builtin): Ditto.
587 (frv_expand_mdpackh_builtin): Ditto.
588 (frv_expand_mclracc_builtin): Ditto.
589 (frv_expand_mrdacc_builtin): Ditto.
590 (frv_expand_mwtacc_builtin): Ditto.
591 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
592 calls for above.
594 2007-02-20 Janis Johnson <janis187@us.ibm.com>
596 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
597 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
598 cmpb instruction.
599 (HAVE_GAS_DFP): Check for assembler support of decimal floating
600 point instructions.
601 * configure: Regenerate.
602 * config.in: Regenerate.
603 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
604 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
605 masks to power6 and power6x and to POWERPC_MASKS.
606 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
607 _ARCH_PWR6.
608 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
609 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
610 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
611 Access PROTOTYPE as variable, not mask.
613 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
615 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
616 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
617 * combine.c (adjust_for_new_dest): Use it.
618 * postreload.c (reload_combine): Likewise.
620 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
622 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
623 notes on an insn with multiple sets, even if single_set returns
624 non-NULL for that insn.
626 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
628 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
629 scalbn and scalbln.
631 2007-02-20 Geoffrey Keating <geoffk@apple.com>
633 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
634 if user didn't pass it.
635 * config/i386/darwin.h (CC1_SPEC): Likewise.
636 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
637 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
638 -mmacosx-version-min.
640 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
641 Uros Bizjak <ubizjak@gmail.com>
643 * optabs.h (enum optab_index): Add new OTI_scalb.
644 (scalb_optab): Define corresponding macro.
645 * optabs.c (init_optabs): Initialize scalb_optab.
646 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
647 patterns.
648 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
649 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
650 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
651 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
652 flag_unsafe_math_optimizations is set.
654 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
655 to implement scalbf, scalb and scalbl built-ins as inline x87
656 intrinsics.
658 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
659 DJ Delorie <dj@redhat.com>
661 PR other/30824
662 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
663 (diagnostic_report_diagnostic): ... here, and turn them into real
664 errors. If warnings are inhibited, no need to do anything.
666 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
668 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
669 better code generation.
671 2007-02-20 Ben Elliston <bje@au.ibm.com>
673 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
675 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
677 * config/alpha/alpha.c, config/alpha/alpha.md,
678 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
679 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
680 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
681 config/arm/lib1funcs.asm: Follow spelling conventions.
683 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
684 config/fr30/fr30.md, config/i386/i386.h,
685 config/iq2000/iq2000.h, config/iq2000/predicates.md,
686 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
687 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
688 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
689 config/rs6000/altivec.md, config/rs6000/rs6000.c,
690 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
691 config/sparc/sparc.c, config/sparc/sparc.h,
692 config/sparc/sparc.md, config/spu/constraints.md,
693 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
694 conventions.
696 2007-02-20 Alan Modra <amodra@bigpond.net.au>
698 PR target/29943
699 * varasm.c (use_blocks_for_decl_p): Return false for decls with
700 alias attribute.
702 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
704 * doc/invoke.texi (-ftree-lrs): Remove.
706 2007-02-19 Diego Novillo <dnovillo@redhat.com>
708 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
709 NULL.
711 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
713 * config/ia64/ia64.c (ia64_expand_builtin): Use the
714 new CALL_EXPR_FN macro for retrieving the function
715 declaration of the input expression.
717 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
719 * c.opt (Waddress): New.
720 * common.opt (Walways-true): Delete.
721 (Wstring-literal-comparison): Delete.
722 * doc/invoke.texi (Warning Options): Delete -Walways-true and
723 -Wstring-literal-comparison. Add -Waddress.
724 (Waddress): New.
725 (Walways-true): Delete.
726 (Wstring-literal-comparison): Delete.
727 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
728 consistently instead of -Walways-true in example.
729 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
730 * c-typeck.c (parser_build_binary_op): Replace
731 -Wstring-literal-comparison and -Walways-true with -Waddress.
732 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
733 with -Waddress.
735 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
737 * tree-cfg.c (dump_function_to_file): Be prepared for functions
738 without DECL_STRUCT_FUNCTION initialized.
740 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
742 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
743 due to calls to functions taking pointers as parameters.
745 2007-02-19 Richard Henderson <rth@redhat.com>
747 PR debug/29558
748 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
749 in memory.
751 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
753 * config/s390/s390.c (s390_call_saved_register_used,
754 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
755 accessed to the new scheme.
757 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
759 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
760 (cris_print_index, cris_print_operand, cris_print_operand_address)
761 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
762 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
763 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
764 GET_CODE () == xxx.
765 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
766 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
767 GO_IF_LEGITIMATE_ADDRESS): Ditto.
768 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
769 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
770 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
771 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
772 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
773 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
774 (uminsi3, call, call_value): Ditto.
775 (define_split: indir_to_reg_split, unnamed): Ditto.
777 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
779 PR tree-optimization/30975
780 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
781 wrong assert.
783 2007-02-18 Eric Christopher <echristo@gmail.com>
785 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
786 Remove use of arglist.
787 (mips_expand_builtin): Remove use of arglist, pass in expr.
788 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
789 (mips_expand_builtin_movtf): Ditto.
790 (mips_expand_builtin_compare): Ditto.
792 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
794 * tree-sra.c (sra_build_assignment): Replace assertion
795 checking with a comment explaining why it can't be done.
797 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
799 PR middle-end/30833
800 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
801 during CALL_EXPR representation conversion.
802 * tree-ssa-propagate.c (set_rhs): Likewise.
804 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
806 * tree-sra.c (sra_build_assignment): Disable assertion checking
807 for now.
809 2007-02-18 Roger Sayle <roger@eyesopen.com>
811 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
812 instead of calling build2 with a GIMPLE_MODIFY_STMT.
813 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
814 Likewise.
815 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
816 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
817 gimplify_init_ctor_eval_range, gimple_push_cleanup,
818 gimplify_omp_for, gimplify_omp_atomic_pipeline,
819 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
820 force_gimple_operand): Likewise.
821 * ipa-cp.c (constant_val_insert): Likewise.
822 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
823 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
824 perfect_nestify): Likewise.
825 * langhooks.c (lhd_omp_assignment): Likewise.
826 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
827 lower_copyprivate_clauses, lower_send_clauses,
828 lower_send_shared_vars, expand_parallel_call,
829 expand_omp_for_generic, expand_omp_for_static_nochunk,
830 expand_omp_for_static_chunk, expand_omp_sections,
831 lower_omp_single_copy, lower_omp_for_lastprivate,
832 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
833 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
834 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
835 Likewise.
837 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
839 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
840 config/sh/sh.md: Follow spelling conventions.
842 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
843 config/frv/predicates.md: Follow spelling conventions.
845 * config/m68k/linux-unwind.h: Fix a comment typo.
846 * target.h: Follow spelling conventions.
848 2007-02-18 Roger Sayle <roger@eyesopen.com>
850 PR rtl-optimization/28173
851 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
852 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
853 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
854 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
855 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
857 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
859 * builtins.c (fold_builtin_load_exponent): New.
860 (fold_builtin_2): Use it.
862 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
864 PR rtl-optimization/30773
865 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
866 if we fail to attach a REG_EQUIV note.
868 2007-02-18 David Edelsohn <edelsohn@gnu.org>
869 Roger Sayle <roger@eyesopen.com>
871 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
873 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
875 * calls.c (initialize_argument_information): Pass original EXP
876 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
877 code to split complex arguments here, as part of initializing the
878 ARGS array.
879 (expand_call): Remove code that builds a list of arguments and
880 inserts implicit arguments into it. Instead, just count how many
881 implicit arguments there will be so we can determine the size of
882 the ARGS array, and let initialize_argument_information do the work.
883 (split_complex_values): Delete unused function.
885 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
887 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
889 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
891 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
892 for arg pointer based indexed addressing.
894 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
896 * config/ia64/ia64.h, config/ia64/ia64.md,
897 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
898 spelling conventions.
900 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
902 * config/m68k/m68k.c (split_di): New.
903 * config/m68k/m68k-protos.h: Declare split_di.
904 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
905 Improve predicate handling and split constant shifts.
907 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
909 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
910 parameter for register bitfield operations, general predicates
911 cleanup
913 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
915 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
916 * config/m68k/linux-unwind.h: New file.
918 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
920 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
921 config/i386/athlon.md, config/ia64/ia64.md,
922 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
923 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
924 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
925 tree-ssa-loop-niter.c, tree-vect-analyze.c,
926 tree-vect-transform.c: Fix comment typos.
928 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
930 * sched-deps.c (find_insn_list): Remove.
931 * sched-int.h: Remove the prototype for find_insn_list.
933 2007-02-16 Geoffrey Keating <geoffk@apple.com>
935 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
936 to linker.
937 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
938 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
939 darwin_rs6000_override_options.
940 (C_COMMON_OVERRIDE_OPTIONS): Expect
941 darwin_macosx_version_min to be non-NULL always.
942 (TARGET_C99_FUNCTIONS): Likewise.
943 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
944 (DARWIN_MINVERSION_SPEC): New.
945 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
946 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
947 to cc1*.
948 (DARWIN_MINVERSION_SPEC): New.
949 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
950 value.
951 * config/darwin-c.c (darwin_cpp_builtins): Expect
952 darwin_macosx_version_min to be non-NULL always.
954 * config/rs6000/rs6000.c: Clean up trailing whitespace.
956 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
958 * config/i386/i386.h (x86_use_xchgb): New.
959 (TARGET_USE_XCHGB): New macro.
960 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
961 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
962 Split after reload into bswaphi for shifts of 8.
963 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
964 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
965 or when optimizing for size.
967 2007-02-16 Richard Guenther <rguenther@suse.de>
968 Christian Bruel <christian.bruel@st.com>
970 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
971 DECLs but prefer SSA_NAMEs over DECLs.
973 2007-02-16 Richard Guenther <rguenther@suse.de>
975 * tree-flow-inline.h (single_imm_use_p): Remove.
976 (zero_imm_uses_p): Likewise.
977 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
978 instead of single_imm_use_p.
979 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
980 zero_imm_uses_p.
982 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
984 PR other/27843
985 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
986 nested double- and backquotes.
988 2007-02-15 Roger Sayle <roger@eyesopen.com>
990 PR middle-end/30391
991 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
992 should be unreachable.
993 (build2_stat): Allow construction of MODIFY_EXPR at any time.
994 For the time being redirect GIMPLE_MODIFY_STMT to the new
995 (renamed) build_gimple_modify_stmt_stat.
996 (build2_gimple_stat): Rename to...
997 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
998 Always build a GIMPLE_MODIFY_STMT node.
999 * tree.h (build2_gimple, build2_gimple_stat): Delete.
1000 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
1001 declarations.
1003 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
1004 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
1005 * tree-complex.c (set_component_ssa_name, expand_complex_move,
1006 expand_complex_div_wide): Likewise.
1007 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
1008 * tree-ssa-loop-im.c (schedule_sm): Likewise.
1009 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
1010 * tree-ssa-loop-manip.c (create_iv): Likewise.
1011 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
1012 abs_replacement): Likewise.
1013 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
1014 realify_fake_stores): Likewise.
1016 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
1017 node rather than a GIMPLE_MODIFY_STMT node.
1018 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
1019 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
1020 Likewise.
1021 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
1022 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
1023 GIMPLE_MODIFY_STMT.
1025 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
1027 PR middle-end/30433
1028 * fold-const.c (fold_comparison): Add back the
1029 folding of constant complex comparisions.
1031 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
1033 PR middle-end/30729
1034 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
1035 effects unknown to this function, return early.
1037 2007-02-15 Ian Lance Taylor <iant@google.com>
1039 * lower-subreg.c (move_eh_region_note): New static function.
1040 (resolve_simple_move): Call it.
1041 (decompose_multiword_subregs): Track blocks for which we resolve a
1042 simple move which is also a control flow insn. Pass them to
1043 find_many_sub_basic_blocks.
1044 (pass_lower_subreg): Add TODO_verify_flow.
1045 (pass_lower_subreg2): Likewise.
1047 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1048 Brooks Moses <brooks.moses@codesourcery.com>
1049 Lee Millward <lee.millward@codesourcery.com>
1051 * tree.h (enum tree_code_class): Add tcc_vl_exp.
1052 (VL_EXP_CLASS_P): New.
1053 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
1054 TREE_CODE_LENGTH.
1055 (TREE_OPERAND_CHECK_CODE): Likewise.
1056 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
1057 (TREE_RTL_OPERAND_CHECK): Likewise.
1058 (tree_operand_check_failed): Make second parameter the whole tree
1059 instead of its code. Fixed callers.
1060 (VL_EXP_CHECK): New.
1061 (TREE_OPERAND_LENGTH): New.
1062 (VL_EXP_OPERAND_LENGTH): New.
1063 (CALL_EXPR_FN): New.
1064 (CALL_EXPR_STATIC_CHAIN): New.
1065 (CALL_EXPR_ARGS): New.
1066 (CALL_EXPR_ARG): New.
1067 (call_expr_nargs): New.
1068 (CALL_EXPR_ARGP): New.
1069 (build_nt_call_list): Declare.
1070 (build_vl_exp_stat): Declare.
1071 (build_vl_exp): New.
1072 (build_call_list): Declare.
1073 (build_call_nary): Declare.
1074 (build_call_valist): Declare.
1075 (build_call_array): Declare.
1076 (call_expr_arg): Declare.
1077 (call_expr_argp): Declare.
1078 (call_expr_arglist): Declare.
1079 (fold_build_call_list): Declare.
1080 (fold_build_call_list_initializer): Declare.
1081 (fold_call_expr): Declare to replace fold_builtin.
1082 (fold_builtin_fputs): Update to agree with modified definition.
1083 (fold_builtin_strcpy): Likewise.
1084 (fold_builtin_strncpy): Likewise.
1085 (fold_builtin_memory_chk): Likewise.
1086 (fold_builtin_stxcpy_chk): Likewise.
1087 (fold_builtin_strncpy_chk): Likewise.
1088 (fold_builtin_next_arg): Likewise.
1089 (fold_build_call_expr): Declare.
1090 (fold_builtin_call_list): Declare.
1091 (fold_builtin_call_valist): Declare.
1092 (build_call_expr): Declare.
1093 (validate_arglist): Update to agree with modified definition.
1094 (tree_operand_length): New.
1095 (call_expr_arg_iterator): New.
1096 (init_call_expr_arg_iterator): New.
1097 (next_call_expr_arg): New.
1098 (first_call_expr_arg): New.
1099 (more_call_expr_args_p): New.
1100 (FOR_EACH_CALL_EXPR_ARG): New.
1102 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
1103 and tcc_gimple_stmt.
1104 (tree_code_size): Update documentation. Use sizeof (tree) rather
1105 than sizeof (char *).
1106 (tree_size): Likewise. Add case for tcc_vl_exp.
1107 (tree_node_structure): Add case for tcc_vl_exp.
1108 (contains_placeholder_p): Likewise.
1109 (substitute_in_expr): Likewise.
1110 (substitute_placeholder_in_expr): Likewise.
1111 (stabilize_reference_1): Likewise.
1112 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
1113 to diagnose breakage of this interface for constructing CALL_EXPRs.
1114 (build_nt): Add similar assertion here.
1115 (build_nt_call_list): New.
1116 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
1117 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
1118 TREE_CODE_LENGTH.
1119 (get_callee_fndecl): Use new CALL_EXPR accessors.
1120 (tree_operand_check_failed): Change parameters to pass entire node
1121 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
1122 (process_call_operands): New.
1123 (build_vl_exp_stat): New.
1124 (build_call_list): New.
1125 (build_call_nary): New.
1126 (build_call_valist): New.
1127 (build_call_array): New.
1128 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1129 (call_expr_arglist): New.
1131 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
1132 tcc_vl_exp instead of a fixed-size tcc_expression.
1134 * doc/c-tree.texi (CALL_EXPR): Document new representation and
1135 accessors for CALL_EXPRs.
1136 (AGGR_INIT_EXPR): Likewise.
1138 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1139 Brooks Moses <brooks.moses@codesourcery.com>
1140 Lee Millward <lee.millward@codesourcery.com>
1142 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
1143 (expand_builtin_nonlocal_goto): Change parameter to be entire
1144 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
1145 (expand_builtin_prefetch): Likewise.
1146 (expand_builtin_classify_type): Likewise.
1147 (mathfn_built_in): Return NULL_TREE instead of 0.
1148 (expand_errno_check): Use new CALL_EXPR accessors.
1149 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
1150 Return NULL_RTX instead of 0.
1151 (expand_builtin_mathfn_2): Likewise.
1152 (expand_builtin_mathfn_3): Likewise.
1153 (expand_builtin_interclass_mathfn): Likewise.
1154 (expand_builtin_sincos): Likewise.
1155 (expand_builtin_cexpi): Likewise.
1156 (expand_builtin_int_roundingfn): Likewise.
1157 (expand_builtin_int_roundingfn_2): Likewise.
1158 (expand_builtin_pow): Likewise.
1159 (expand_builtin_powi): Likewise.
1160 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
1161 of arglist, fixing callers appropriately. Use new CALL_EXPR
1162 accessors and constructors. Return NULL_RTX instead of 0.
1163 (expand_builtin_strstr): Likewise.
1164 (expand_builtin_strchr): Likewise.
1165 (expand_builtin_strrchr): Likewise.
1166 (expand_builtin_strpbrk): Likewise.
1167 (expand_builtin_memcpy): Likewise.
1168 (expand_builtin_mempcpy): Likewise.
1169 (expand_builtin_mempcpy_args): New.
1170 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
1171 (expand_builtin_memmove_args): New.
1172 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
1173 (expand_movstr): Likewise.
1174 (expand_builtin_strcpy): Likewise.
1175 (expand_builtin_strcpy_args): New.
1176 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
1177 (expand_builtin_strncpy): Likewise.
1178 (expand_builtin_memset): Likewise.
1179 (expand_builtin_memset_args): New.
1180 (expand_builtin_bzero): Similarly to expand_builtin_memset.
1181 (expand_builtin_memcmp): Likewise.
1182 (expand_builtin_strcmp): Likewise.
1183 (expand_builtin_strncmp): Likewise.
1184 (expand_builtin_strcat): Likewise.
1185 (expand_builtin_strncat): Likewise.
1186 (expand_builtin_strspn): Likewise.
1187 (expand_builtin_strcspn): Likewise.
1188 (expand_builtin_args_info): Likewise.
1189 (expand_builtin_va_start): Likewise.
1190 (gimplify_va_arg_expr): Likewise.
1191 (expand_builtin_va_end): Likewise.
1192 (expand_builtin_va_copy): Likewise.
1193 (expand_builtin_frame_address): Likewise.
1194 (expand_builtin_alloca): Likewise.
1195 (expand_builtin_bswap): Likewise.
1196 (expand_builtin_unop): Likewise.
1197 (expand_builtin_fputs): Likewise.
1198 (expand_builtin_expect): Likewise.
1199 (expand_builtin_fabs): Likewise.
1200 (expand_builtin_copysign): Likewise.
1201 (expand_builtin_printf): Likewise.
1202 (expand_builtin_fprintf): Likewise.
1203 (expand_builtin_sprintf): Likewise.
1204 (expand_builtin_init_trampoline): Likewise.
1205 (expand_builtin_signbit): Likewise.
1206 (expand_builtin_fork_or_exec): Likewise.
1207 (expand_builtin_sync_operation): Likewise.
1208 (expand_builtin_compare_and_swap): Likewise.
1209 (expand_builtin_lock_test_and_set): Likewise.
1210 (expand_builtin_lock_release): Likewise.
1211 (expand_builtin): Likewise.
1212 (builtin_mathfn_code): Likewise.
1214 (fold_builtin_constant_p): Pass call arguments individually instead
1215 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
1216 accessors and constructors. Return NULL_TREE instead of 0.
1217 (fold_builtin_expect): Likewise.
1218 (fold_builtin_classify_type): Likewise.
1219 (fold_builtin_strlen): Likewise.
1220 (fold_builtin_nan): Likewise.
1221 (integer_valued_real_p): Likewise.
1222 (fold_trunc_transparent_mathfn): Likewise.
1223 (fold_fixed_mathfn): Likewise.
1224 (fold_builtin_cabs): Likewise.
1225 (fold_builtin_sqrt): Likewise.
1226 (fold_builtin_cbrt): Likewise.
1227 (fold_builtin_cos): Likewise.
1228 (fold_builtin_cosh): Likewise.
1229 (fold_builtin_tan): Likewise.
1230 (fold_builtin_sincos): Likewise.
1231 (fold_builtin_cexp): Likewise.
1232 (fold_builtin_trunc): Likewise.
1233 (fold_builtin_floor): Likewise.
1234 (fold_builtin_ceil): Likewise.
1235 (fold_builtin_round): Likewise.
1236 (fold_builtin_int_roundingfn): Likewise.
1237 (fold_builtin_bitop): Likewise.
1238 (fold_builtin_bswap): Likewise.
1239 (fold_builtin_logarithm): Likewise.
1240 (fold_builtin_hypot): Likewise.
1241 (fold_builtin_pow): Likewise.
1242 (fold_builtin_powi): Likewise.
1243 (fold_builtin_exponent): Likewise.
1244 (fold_builtin_memset): Likewise.
1245 (fold_builtin_bzero): Likewise.
1246 (fold_builtin_memory_op): Likewise.
1247 (fold_builtin_bcopy): Deleted; call site changed to invoke
1248 fold_builtin_memory_op directly.
1249 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
1250 (fold_builtin_strncpy): Likewise.
1251 (fold_builtin_memcmp): Likewise.
1252 (fold_builtin_strcmp): Likewise.
1253 (fold_builtin_strncmp): Likewise.
1254 (fold_builtin_signbit): Likewise.
1255 (fold_builtin_copysign): Likewise.
1256 (fold_builtin_isascii): Likewise.
1257 (fold_builtin_toascii): Likewise.
1258 (fold_builtin_isdigit): Likewise.
1259 (fold_builtin_fabs): Likewise.
1260 (fold_builtin_abs): Likewise.
1261 (fold_builtin_fmin_fmax): Likewise.
1262 (fold_builtin_carg): Likewise.
1263 (fold_builtin_classify): Likewise.
1264 (fold_builtin_unordered_cmp): Likewise.
1266 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
1267 New functions split out from fold_builtin_1.
1268 (fold_builtin_n): New.
1269 (fold_builtin_varargs): New.
1270 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
1271 instead.
1272 (fold_call_expr): New.
1273 (build_function_call_expr): Rewrite to use new helper function.
1274 (fold_builtin_call_list): New.
1275 (build_call_expr): New.
1276 (fold_builtin_call_valist): New.
1277 (rewrite_call_expr): New.
1278 (validate_arg): New.
1279 (validate_arglist): Change parameter to be entire CALL_EXPR instead
1280 of an arglist. Change return type to bool. Use new CALL_EXPR
1281 accessors.
1283 (fold_builtin_strstr): Pass call arguments individually instead
1284 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
1285 accessors and constructors. Return NULL_TREE instead of 0.
1286 (fold_builtin_strchr): Likewise.
1287 (fold_builtin_strrchr): Likewise.
1288 (fold_builtin_strpbrk): Likewise.
1289 (fold_builtin_strcat): Likewise.
1290 (fold_builtin_strncat): Likewise.
1291 (fold_builtin_strspn): Likewise.
1292 (fold_builtin_strcspn): Likewise.
1293 (fold_builtin_fputs): Likewise.
1294 (fold_builtin_next_arg): Likewise.
1295 (fold_builtin_sprintf): Likewise.
1297 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
1298 NULL_RTX instead of 0.
1299 (expand_builtin_memory_chk): Likewise.
1300 (maybe_emit_chk_warning): Likewise.
1301 (maybe_emit_sprintf_chk_warning): Likewise.
1303 (fold_builtin_object_size): Pass call arguments individually instead
1304 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
1305 accessors and constructors. Return NULL_TREE instead of 0.
1306 (fold_builtin_memory_chk): Likewise.
1307 (fold_builtin_stxcpy_chk): Likewise.
1308 (fold_builtin_strncpy_chk): Likewise.
1309 (fold_builtin_strcat_chk): Likewise.
1310 (fold_builtin_strcat_chk): Likewise.
1311 (fold_builtin_strncat_chk): Likewise.
1312 (fold_builtin_sprintf_chk): Likewise.
1313 (fold_builtin_snprintf_chk): Likewise.
1314 (fold_builtin_printf): Likewise.
1315 (fold_builtin_vprintf): Likewise.
1317 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
1318 constructors.
1319 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
1320 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1321 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
1322 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
1323 (fold_unary): Likewise.
1324 (fold_binary): Likewise.
1325 (fold_ternary): Remove CALL_EXPR case, since they are no longer
1326 ternary expressions.
1327 (fold): Add logic for tcc_vl_exp.
1328 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
1329 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1330 (fold_build3_stat): Add assertion to flag broken interface for
1331 constructing CALL_EXPRs.
1332 (fold_build_call_list): New.
1333 (fold_build_call_list_initializer): New.
1334 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
1335 constructors.
1336 (fold_strip_sign_ops): Likewise.
1338 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1339 Brooks Moses <brooks.moses@codesourcery.com>
1340 Lee Millward <lee.millward@codesourcery.com>
1342 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
1343 accessors and dump arguments explicitly.
1345 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
1346 TREE_CODE_LENGTH.
1347 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
1348 explicitly.
1349 (print_call_name): Use new CALL_EXPR accessors.
1351 * print-tree.c (print_node): Add case tcc_vl_exp. Print
1352 CALL_EXPR arguments explicitly instead of as a list. Use
1353 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1355 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
1356 (vrp_visit_stmt): Likewise.
1358 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
1359 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
1360 TREE_CODE_LENGTH.
1361 (force_move_till_expr): Likewise.
1363 * targhooks.c (default_external_stack_protect_fail): Use
1364 build_call_expr instead of build_function_call_expr.
1365 (default_hidden_stack_protect_fail): Likewise.
1367 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
1368 build the call.
1370 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
1371 and walk arguments explicitly.
1373 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
1374 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1375 (expand_simple_operations): Likewise.
1376 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
1378 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
1379 of TREE_CODE_LENGTH.
1380 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
1382 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
1383 instead of TREE_CODE_LENGTH.
1385 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
1386 (tree_ic_transform): Likewise.
1387 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
1388 parameter instead of arglist. Fix callers.
1389 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
1390 (tree_stringops_transform): Likewise.
1391 (tree_indirect_call_to_profile): Likewise.
1392 (tree_stringops_values_to_profile): Likewise.
1394 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
1395 (eliminate_tail_call): Likewise.
1397 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
1399 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
1400 Use TREE_OPERAND_LENGTH and generalize to handle any number of
1401 operands.
1402 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
1404 * omp-low.c (build_omp_barrier): Use build_call_expr.
1405 (lower_rec_input_clauses): Likewise.
1406 (lower_reduction_clauses): Likewise.
1407 (expand_parallel_call): Likewise.
1408 (maybe_catch_exception): Likewise.
1409 (expand_omp_for_generic): Likewise.
1410 (expand_omp_for_static_nochunk): Likewise.
1411 (expand_omp_sections): Likewise.
1412 (lower_omp_single_simple): Likewise.
1413 (lower_omp_single_copy): Likewise.
1414 (lower_omp_master): Likewise.
1415 (lower_omp_ordered): Likewise.
1416 (lower_omp_critical): Likewise.
1418 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
1419 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
1421 * tree-gimple.c (is_gimple_call_addr): Fix doc.
1422 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
1423 TREE_CODE_LENGTH. Add tcc_vl_exp case.
1425 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
1426 and generalize to handle any number of operands.
1427 (chrec_contains_undetermined): Likewise.
1428 (tree_contains_chrecs): Likewise.
1429 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
1431 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
1433 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
1434 fold_call_expr instead of fold_builtin.
1435 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
1436 match declarations there.
1437 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
1438 updates.
1440 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
1441 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1443 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
1444 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
1446 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
1447 accessors.
1449 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
1450 (execute_cse_sincos): Use new CALL_EXPR accessors.
1452 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
1454 * gimple-low.c (lower_function_body): Use build_call_expr.
1455 (lower_builtin_setjmp): Likewise.
1457 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
1458 (set_storage_via_libcall): Likewise.
1459 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
1460 instead of TREE_CODE_LENGTH.
1461 (expand_expr_real_1): Use new CALL_EXPR accessors.
1463 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
1464 generalize to handle any number of operands.
1465 (TB_parent_eq): Likewise.
1467 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
1468 (strip_builtin_expect): Likewise.
1470 * function.c (gimplify_parameters): Use build_call_expr.
1472 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
1473 instead of TREE_CODE_LENGTH.
1475 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
1476 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
1478 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
1479 iterators.
1481 * gimplify.c (build_stack_save_restore): Use build_call_expr.
1482 (gimplify_decl_expr): Likewise.
1483 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
1484 Use new CALL_EXPR iterators.
1485 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
1486 (gimplify_modify_expr_to_memset): Likewise.
1487 (gimplify_variable_sized_compare): Likewise.
1488 (gimplify_omp_atomic_fetch_op): Likewise.
1489 (gimplify_omp_atomic_pipeline): Likewise.
1490 (gimplify_omp_atomic_mutex): Likewise.
1491 (gimplify_function_tree): Likewise.
1493 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
1494 (call_expr_flags): Likewise.
1495 (expand_call): Likewise.
1497 * except.c (expand_builtin_eh_return_data_regno): Pass entire
1498 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
1499 accessors.
1501 * coverage.c (create_coverage): Use build_call_expr.
1503 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
1504 (temp_call_expr_obstack): New.
1505 (pool_copy_list): Delete.
1506 (temp_copy_call_expr): New.
1507 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
1508 CALL_EXPR accessors. Get rid of special goo for copying argument
1509 lists and use temp_copy_call_expr instead.
1510 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
1511 CALL_EXPR accessors.
1512 (create_expression_by_pieces): Likewise. Use build_call_array
1513 to construct the result instead of fold_build3.
1514 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
1515 dealing with argument lists.
1516 (init_pre): Remove references to expression_node_pool and
1517 list_node_pool. Init temp_call_expr_obstack instead.
1518 (fini_pre): Remove references to expression_node_pool and
1519 list_node_pool.
1521 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
1522 and walk arguments explicitly instead of as a list.
1524 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
1525 (mx_register_decls): Likewise.
1526 (mudflap_register_call): Likewise.
1527 (mudflap_finish_file): Likewise.
1529 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
1530 (ipa_callsite_compute_param): Likewise.
1532 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
1533 accessors and constructor.
1535 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
1536 accessors and constructor.
1537 (convert_tramp_reference): Likewise.
1538 (convert_call_expr): Likewise.
1539 (finalize_nesting_tree_1): Likewise.
1541 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
1542 accessors.
1544 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
1546 * tree-inline.c (initialize_inlined_parameters): Pass entire
1547 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
1548 accessors.
1549 (estimate_num_insns_1): Use new CALL_EXPR accessors.
1550 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
1552 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
1553 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1554 (vectorizable_reduction): Likewise.
1555 (vectorizable_call): Use new CALL_EXPR iterators.
1556 (vectorizable_conversion): Use build_call_expr.
1557 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
1558 (vect_gen_widened_results_half): Use build_call_expr.
1559 (vect_setup_realignment): Likewise.
1560 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
1562 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
1563 (pass_through_call): Likewise.
1564 (compute_object_sizes): Likewise. Use fold_call_expr instead of
1565 fold_builtin.
1567 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
1568 (tree_gen_pow2_profiler): Likewise.
1569 (tree_gen_one_value_profiler): Likewise.
1570 (tree_gen_ic_func_profiler): Likewise.
1571 (tree_gen_average_profiler): Likewise.
1572 (tree_gen_ior_profiler): Likewise.
1574 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
1575 (find_func_aliases): Use new CALL_EXPR accessors. Add case
1576 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1578 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
1579 of TREE_CODE_LENGTH.
1581 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
1582 of TREE_CODE_LENGTH.
1584 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
1585 constructor.
1586 (convert_to_integer): Likewise.
1588 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
1589 accessors.
1591 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1592 Brooks Moses <brooks.moses@codesourcery.com>
1593 Lee Millward <lee.millward@codesourcery.com>
1595 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
1596 accessors.
1597 * config/frv/frv.c (frv_expand_builtin): Likewise.
1598 * config/s390/s390.c (s390_expand_builtin): Likewise.
1600 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
1601 (sparc_expand_builtin): Use new CALL_EXPR accessors.
1603 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
1604 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
1605 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
1606 (ix86_expand_store_builtin): Likewise.
1607 (ix86_expand_unop_builtin): Likewise.
1608 (ix86_expand_unop1_builtin): Likewise.
1609 (ix86_expand_sse_compare): Likewise.
1610 (ix86_expand_sse_comi): Likewise.
1611 (ix86_expand_vec_init_builtin): Likewise.
1612 (ix86_expand_vec_ext_builtin): Likewise.
1613 (ix86_expand_vec_set_builtin): Likewise.
1614 (ix86_expand_builtin): Use new CALL_EXPR accessors.
1616 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
1617 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
1619 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
1620 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
1621 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
1623 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
1624 build_call_expr.
1625 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
1626 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
1627 arglist. Use new CALL_EXPR accessors. Fix callers.
1628 (altivec_expand_abs_builtin): Likewise.
1629 (rs6000_expand_binop_builtin): Likewise.
1630 (altivec_expand_predicate_builtin): Likewise.
1631 (altivec_expand_lv_builtin): Likewise.
1632 (spe_expand_stv_builtin): Likewise.
1633 (altivec_expand_stv_builtin): Likewise.
1634 (rs6000_expand_ternop_builtin): Likewise.
1635 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
1636 (altivec_expand_st_builtin): Likewise.
1637 (altivec_expand_dst_builtin): Likewise.
1638 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
1639 arglist. Use new CALL_EXPR accessors. Fix callers.
1640 (altivec_expand_vec_set_builtin): Likewise.
1641 (altivec_expand_vec_ext_builtin): Likewise.
1642 (altivec_expand_builtin): Use new CALL_EXPR accessors.
1643 (spe_expand_builtin): Likewise.
1644 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
1645 arglist. Use new CALL_EXPR accessors. Fix callers.
1646 (spe_expand_evsel_builtin): Likewise.
1647 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
1648 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
1650 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
1651 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
1652 (arm_expand_unop_builtin): Likewise.
1653 (arm_expand_builtin): Use new CALL_EXPR accessors.
1655 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
1656 accessors.
1658 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
1659 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
1660 (bfin_expand_unop_builtin): Likewise.
1661 (bfin_expand_builtin): Use new CALL_EXPR accessors.
1663 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1664 Brooks Moses <brooks.moses@codesourcery.com>
1665 Lee Millward <lee.millward@codesourcery.com>
1667 * c-semantics.c (build_stmt): Add internal diagnostic check.
1669 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
1670 accessors. Print arguments explicitly instead of as a list.
1672 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
1674 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
1675 (c_finish_omp_flish): Likewise.
1677 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
1678 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
1679 instead of TREE_CODE_LENGTH.
1680 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
1681 (c_warn_unused_result): Likewise.
1683 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1685 PR c/26494
1686 * doc/invoke.texi (Warning Options): Remove
1687 -Werror-implicit-function-declaration.
1688 (Wimplicit-function-declaration): Update description.
1689 * opts.c (common_handle_option): Move handling of -Werror=* to...
1690 (enable_warning_as_error): ...here.
1691 * opts.h (enable_warning_as_error): Declare.
1692 * c-decl.c (implicit_decl_warning): Unless
1693 -Wno-implicit-function-declaration is given, emit a pedwarn if
1694 -std=c99 or emit a warning if -Wimplicit-function-declaration.
1695 * c.opt (Wimplicit-function-declaration): Replace
1696 mesg_implicit_function_declaration with
1697 warn_implicit_function_declaration.
1698 * c-opts.c (c_common_handle_option):
1699 -Werror-implicit-function-declaration is exactly equal as
1700 -Werror=implicit-function-declaration.
1701 (set_Wimplicit): Replace mesg_implicit_function_declaration with
1702 warn_implicit_function_declaration.
1703 (c_common_post_options): -Wimplict-function-declaration is enabled
1704 by default by -std=c99, otherwise is disabled by default.
1705 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
1707 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
1709 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
1710 DECL on the rhs to a DECL on the lhs for debug info purposes if the
1711 former is ignored but not the latter.
1713 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
1715 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
1716 is made and the reference doesn't use the alias set of its type,
1717 do not create the temporary using that type.
1719 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
1721 * jump.c: Remove prototypes for delete_computation and
1722 delete_prior_computation.
1724 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
1726 * jump.c (get_label_after): Delete.
1727 (get_label_before, delete_computation, delete_jump,
1728 delete_prior_computation, follow_jumps): Move...
1729 * reorg.c (delete_computation, delete_prior_computation): ... here...
1730 (get_label_before, delete_jump): ... making these static ...
1731 (follow_jumps): ... and simplifying this since it only runs after
1732 reload.
1733 * rtl.h (get_label_after, get_label_before, delete_jump,
1734 follow_jumps): Delete prototypes.
1736 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
1738 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
1740 2007-02-15 Nick Clifton <nickc@redhat.com>
1742 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
1743 order to prevent it from being munged by the target.
1745 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
1747 * config/i386/i386.md: Remove misleading comment.
1749 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1751 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
1752 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
1753 invalid patterns.
1755 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1757 * tree-sra.c (instantiate_missing_elements): Canonicalize
1758 bit-field types.
1759 (sra_build_assignment): New.
1760 (generate_copy_inout, generate_element_copy,
1761 generate_element_zero, generate_one_element_init): Use it.
1763 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1765 * tree-sra.c (instantiate_missing_elements): Canonicalize
1766 bit-field types.
1767 (sra_build_assignment): New.
1768 (generate_copy_inout, generate_element_copy,
1769 generate_element_zero, generate_one_element_init): Use it.
1771 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1773 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
1774 limbo die nodes.
1776 2007-02-14 Joseph Myers <joseph@codesourcery.com>
1778 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
1779 types as aggregates not scalars.
1780 * function.c (assign_stack_temp_for_type): Likewise.
1782 2007-02-14 Roger Sayle <roger@eyesopen.com>
1783 Zdenek Dvorak <dvorakz@suse.cz>
1785 * tree-dump.c (dump_switch_p_1): Require exact match of the option
1786 name.
1788 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
1790 * passes.c (next_pass_1): Clear the next field of the copied
1791 pass structure.
1793 2007-02-14 Richard Henderson <rth@redhat.com>
1795 * tree-sra.c (early_sra): New.
1796 (decl_can_be_decomposed_p): Deny va_list if early_sra.
1797 (tree_sra_early, pass_sra_early): New.
1798 * tree-pass.h (pass_sra_early): Declare.
1799 * passes.c (init_optimization_passes): Use it.
1801 2007-02-14 Richard Guenther <rguenther@suse.de>
1803 * flags.h (issue_strict_overflow_warning): Convert to a macro.
1805 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
1807 PR tree-optimization/30771
1808 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
1809 also phi nodes.
1810 (vect_analyze_operations): Induction phis can now be marked as
1811 used_in_loop.
1812 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
1813 Update documentation accordingly.
1815 2007-02-14 Nick Clifton <nickc@redhat.com>
1817 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
1818 most 3 arguments are supported.
1819 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
1821 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
1823 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
1824 Ensure dst->current is valid.
1826 2007-02-13 Paul Brook <paul@codesourcery.com>
1828 * config.gcc: Add arm*-*-uclinux-*eabi.
1829 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
1830 (SUBTARGET_EXTRA_LINK_SPEC): Define.
1831 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
1832 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
1833 (LINK_SPEC): Define.
1834 (LIB_SPEC): Define.
1835 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
1836 register.
1837 * config/arm/uclinux-eabi.h: New file.
1838 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
1839 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
1840 based targets.
1842 2007-02-13 Ian Lance Taylor <iant@google.com>
1844 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
1845 * flags.h (warn_strict_overflow): Declare.
1846 (enum warn_strict_overflow_code): Define.
1847 (issue_strict_overflow_warning): New static inline function.
1848 * opts.c (warn_strict_overflow): New variable.
1849 (common_handle_option): Handle OPT_Wstrict_overflow and
1850 OPT_Wstrict_overflow_.
1851 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
1852 OPT_Wall.
1853 * fold-const.c: Include intl.h.
1854 (fold_deferring_overflow_warnings): New static variable.
1855 (fold_deferred_overflow_warning): New static variable.
1856 (fold_deferred_overflow_code): New static variable.
1857 (fold_defer_overflow_warnings): New function.
1858 (fold_undefer_overflow_warnings): New function.
1859 (fold_undefer_and_ignore_overflow_warnings): New function.
1860 (fold_deferring_overflow_warnings_p): New function.
1861 (fold_overflow_warning): New static function.
1862 (make_range): Add strict_overflow_p parameter. Change all
1863 callers.
1864 (extract_muldiv, extract_muldiv_1): Likewise.
1865 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
1866 tree_expr_nonnegative_p.
1867 (fold_negate_expr): Call fold_overflow_warning.
1868 (fold_range_test): Likewise.
1869 (fold_comparison): Likewise.
1870 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
1871 instead of tree_expr_nonnegative_p.
1872 (tree_expr_nonnegative_warnv_p): Rename from
1873 tree_expr_nonnegative_p, add strict_overflow_p parameter.
1874 (tree_expr_nonnegative_p): New function.
1875 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
1876 strict_overflow_p parameter.
1877 (tree_expr_nonzero_p): New function.
1878 * passes.c (verify_interpass_invariants): New static function.
1879 (execute_one_pass): Call it.
1880 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
1881 warnings.
1882 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
1883 (estimate_numbers_of_iterations): Likewise.
1884 (scev_probably_wraps_p): Likewise.
1885 * tree-ssa-ccp.c: Include "toplev.h".
1886 (evaluate_stmt): Defer fold overflow warnings until we know we are
1887 going to optimize.
1888 (struct fold_stmt_r_data): Add stmt field.
1889 (fold_stmt_r): Defer fold overflow warnings until we know we
1890 optimized.
1891 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
1892 (fold_stmt_inplace): Likewise.
1893 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
1894 (cleanup_control_expr_graph): Defer fold overflow warnings until
1895 we know we are going to optimize.
1896 * tree-cfg.c (fold_cond_expr_cond): Likewise.
1897 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
1898 Likewise.
1899 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
1900 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
1901 * tree-ssa-loop-manip.c (create_iv): Likewise.
1902 * c-typeck.c (build_conditional_expr): Likewise.
1903 (build_binary_op): Likewise.
1904 * tree-vrp.c (vrp_expr_computes_nonzero): Call
1905 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
1906 (extract_range_from_unary_expr): Likewise.
1907 * simplify-rtx.c (simplify_const_relational_operation): Warn when
1908 assuming that signed overflow does not occur.
1909 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
1910 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
1911 (fold_defer_overflow_warnings): Declare.
1912 (fold_undefer_overflow_warnings): Declare.
1913 (fold_undefer_and_ignore_overflow_warnings): Declare.
1914 (fold_deferring_overflow_warnings_p): Declare.
1915 (tree_expr_nonzero_warnv_p): Declare.
1916 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
1917 of warning options.
1918 (Warning Options): Document -Wstrict-overflow.
1919 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
1920 (tree-ssa-ccp.o): Likewise.
1921 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
1922 (fold-const.o): Depend on intl.h.
1924 2007-02-13 Ian Lance Taylor <iant@google.com>
1926 PR middle-end/30751
1927 * lower-subreg.c (resolve_simple_move): Decompose subregs in
1928 addresses.
1930 2007-02-13 Stuart Hastings <stuart@apple.com>
1932 * gcc/config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
1934 2007-02-13 Richard Henderson <rth@redhat.com>
1936 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
1937 handled_component_p before looking for the indirect_ref.
1939 2007-02-13 Richard Henderson <rth@redhat.com>
1941 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
1942 remove flags clobber.
1943 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
1944 (bswaphi_lowpart): New.
1945 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
1946 remove TARGET_BSWAP test. Delete expander of the same name.
1948 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
1949 (expand_unop): Use them.
1951 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
1953 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
1954 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
1955 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
1956 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
1957 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
1958 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
1959 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
1960 assembler dialect choice from asm templates.
1962 2007-02-12 Richard Henderson <rth@redhat.com>
1964 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
1965 (fixuns_trunc<SSEMODEF>si2): Use it.
1966 * config/i386/sse.md (vec_setv4sf_0): Export.
1967 * config/i386/i386.c (ix86_build_const_vector): Export.
1968 (ix86_split_convert_uns_si_sse): Rename from
1969 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
1970 * config/i386/i386-protos.h: Update.
1972 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1974 PR c/29521
1975 * c-typeck.c (c_finish_return): Improve warning message.
1977 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1979 * alias.c (find_symbolic_term): Delete unused function.
1981 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
1983 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
1984 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
1985 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
1987 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
1989 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
1990 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
1991 the function, temporarily point the debug interface to the null one.
1993 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
1995 * dwarf2out.c (round_up_to_align): New static function.
1996 (field_byte_offset): Use it to round the offset.
1998 2007-02-12 Richard Henderson <rth@redhat.com>
2000 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
2001 (inswl_const): Export.
2003 2007-02-12 Richard Henderson <rth@redhat.com>
2005 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
2006 result mode of the libcall, convert back to outmode.
2008 2007-02-12 Roger Sayle <roger@eyesopen.com>
2010 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
2011 (bswapdi2): New define_expand to implement 32-bit implementation.
2013 2007-02-12 Nick Clifton <nickc@redhat.com>
2015 * doc/invoke.texi (Overall Options): Document --help=.
2016 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
2017 (cc1_options): Pass --help= on to cc1.
2018 (display_help): Add description of --help=.
2019 (process_command): Add code to handle --help=. Allow translated
2020 --help and --target-help switches to be passed on to compiler
2021 sub-process.
2022 (main): Remove unused if statement.
2023 * opts.c (columns): Remove.
2024 (LEFT_COLUMN): Define.
2025 (wrap_help): Add columns argument.
2026 (print_filtered_help): Change parameters to be an include bitmask,
2027 an exclude bitmask, an any bitmask and the column width. Move the
2028 code to display the params list here. Add code to display the
2029 status of options rather than their descriptions if the quiet flag
2030 is not active.
2031 (print_specific_help): Change parameters to be an include bitmask,
2032 an exclude bitmask and an any bitmask. Move code to look up the
2033 column width here. Decide upon the title for an options listing.
2034 (common_handle_options): Add code to handle --help=. Adapt code
2035 for --help and --target-help to use the revised form of the
2036 print_specific_help function.
2037 (print_help): Delete.
2038 (print_param_help): Delete.
2039 (print_switch): Delete.
2040 * opts.h (cl_lang_count): Add prototype.
2041 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
2042 CL_MAX_OPTION_CLASS): New defines.
2043 * optc-gen.awk: Add construction of cl_lang_count.
2044 * c.opt: Add Warning attribute to warning options and Optimization
2045 attribute to optimization options.
2046 * common.opt: Likewise.
2047 Add --help=.
2048 Add -fhelp and -ftarget-help as aliases for the transformed --help
2049 and --target-help options.
2050 * opt-functions.awk: Add code to handle Warning and Optimization
2051 attributes.
2053 2007-02-12 Richard Henderson <rth@redhat.com>
2055 * config/alpha/constraints.md: New file.
2056 * config/alpha/alpha.c: Include tm-constrs.h.
2057 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
2058 alpha_extra_constraint): Remove.
2059 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
2060 * config/alpha/alpha-protos.h: Update.
2061 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
2062 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
2063 (EXTRA_CONSTRAINT): Remove.
2064 * config/alpha/alpha.md: Include constraints.md.
2065 (adddi splitter): Use satisfies_constraint_*.
2066 * config/alpha/predicates.md (add_operand): Likewise.
2067 (sext_add_operand, addition_operation): Likewise.
2069 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
2071 PR tree-optimization/29145
2072 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
2073 in our handling of restrict qualified pointers.
2075 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2077 PR middle-end/7651
2078 * doc/invoke.texi (Wunused-value): Update description.
2079 (Wextra): Delete item.
2080 * opts.c (set_Wextra): Don't use the value of Wextra to set the
2081 value of Wunused-value.
2082 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
2083 (c_finish_stmt_expr): Don't check extra_warnings.
2084 (emit_side_effect_warnings): The caller is responsible to check
2085 warn_unused_value.
2087 2007-02-11 Roger Sayle <roger@eyesopen.com>
2088 Matt Thomas <matt@3am-software.com>
2090 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
2092 2007-02-11 Roger Sayle <roger@eyesopen.com>
2094 * simplify-rtx.c (simplify_relational_operation_1): Optimize
2095 comparisons of POPCOUNT against zero.
2096 (simplify_const_relational_operation): Likewise.
2098 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2100 * doc/invoke.texi (Wextra): Delete outdated paragraph.
2102 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2104 * dwarf2out.c (root_type): Delete unused function.
2106 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2108 * genattrtab.c (contained_in_p): Delete unused function.
2109 (write_expr_attr_cache): Likewise.
2111 2007-02-11 Jan Hubicka <jh@suse.cz>
2113 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
2114 previous patch.
2116 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
2118 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
2119 to add the REG_EQ* note.
2120 * see.c (see_merge_one_use_extension): Likewise.
2121 * local-alloc.c (update_equiv_regs): Likewise. Also don't
2122 turn REG_EQUAL notes into REG_EQUIV notes if the target
2123 register may have more than one set.
2124 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
2125 * gcse.c (try_replace_reg): Likewise.
2126 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
2127 * calls.c (fixup_tail_calls): Likewise. Abort if there is
2128 more than one REG_EQUIV note.
2129 * reload1.c (gen_reload): Use set_unique_reg_note.
2131 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
2133 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
2134 (ix86_builtin_conversion): New function.
2136 2007-02-06 Mark Mitchell <mark@codesourcery.com>
2138 PR target/29487
2139 * tree.h (DECL_REPLACEABLE_P): New macro.
2140 * except.c (set_nothrow_function_flags): Likewise.
2142 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
2143 Ira Rosen <irar@il.ibm.com>
2144 Dorit Nuzman <dorit@il.ibm.com>
2146 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
2147 * targhooks.c (default_builtin_vectorized_conversion): New.
2148 * targhooks.h (default_builtin_vectorized_function): New declaration.
2149 * target.h (struct vectorize): Add builtin_conversion field.
2150 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
2151 stmt_vec_info_type value.
2152 (vectorizable_conversion): New declaration.
2153 * tree-vect-analyze.c (vect_analyze_operations): Add
2154 vectorizable_conversion call.
2155 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
2156 * tree-vect-transform.c (vectorizable_conversion): New function.
2157 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
2158 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
2159 mode.
2160 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
2161 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
2162 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
2163 or ALTIVEC_BUILTIN_VCFSX.
2165 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2167 PR target/30634
2168 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
2169 CONST_DOUBLE and operand 0 is a hard register.
2170 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
2171 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
2172 is a hard floating-point register.
2174 2007-02-10 Richard Henderson <rth@redhat.com>
2175 Jakub Jelinek <jakub@redhat.com>
2176 Alexandre Oliva <aoliva@redhat.com>
2178 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
2179 * builtin-types.def (BT_WORD): Make unsigned.
2180 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
2181 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
2182 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
2183 * c-decl.c (grokdeclarator): Don't error if !have_tls.
2184 * c-parser.c (c_parser_omp_threadprivate): Likewise.
2185 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
2186 emulated tls.
2187 * expr.c (emutls_var_address): New.
2188 (expand_expr_real_1): Expand emulated tls.
2189 (expand_expr_addr_expr_1): Likewise.
2190 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
2191 * output.h (emutls_finish): Declare.
2192 * toplev.c (compile_file): Call it.
2193 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
2194 address before wrapping in CONST.
2195 * varasm.c (emutls_htab, emutls_object_type): New.
2196 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
2197 (get_emutls_object_name, get_emutls_object_type): New.
2198 (get_emutls_init_templ_addr, emutls_decl): New.
2199 (emutls_common_1, emutls_finish): New.
2200 (assemble_variable): When emulating tls, swap decls; generate
2201 constructor for the emutls objects.
2202 (do_assemble_alias): When emulating tls, swap decl and target name.
2203 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
2204 for emulated tls.
2205 * varpool.c (decide_is_variable_needed): Look at force_output.
2206 Recurse for emulated tls.
2207 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
2208 with decide_is_variable_needed.
2209 * emutls.c: New file.
2210 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
2211 tls_object for real tls.
2213 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
2215 PR rtl-optimization/29599
2216 * reload1.c (eliminate_regs_in_insn): Take the destination
2217 mode into account when computing the offset.
2219 2007-02-09 Stuart Hastings <stuart@apple.com>
2220 Richard Henderson <rth@redhat.com>
2222 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
2223 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
2224 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
2225 fixuns_truncdfhi2): New.
2226 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
2227 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
2228 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
2229 (floatunssidf2): Allow nonimmediate source.
2230 * gcc/config/i386/sse.md (movdi_to_sse): New.
2231 (vec_concatv2di): Drop '*'.
2232 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
2233 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
2234 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
2235 New.
2236 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
2237 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
2238 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
2239 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
2240 (ix86_build_signbit_mask): Fix decl of v, refactor to call
2241 ix86_build_const_vector.
2242 (x86_emit_floatuns): Rewrite.
2244 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2246 * genautomata.c (longest_path_length): Delete unused function.
2247 (struct state): Delete unused longest_path_length.
2248 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
2249 (get_free_state): Delete unused.
2251 2007-02-09 Jan Hubicka <jh@suse.cz>
2253 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
2254 * doc/invoke.texi (inline-unit-growth): Update default value.
2256 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
2257 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
2258 (rebuild_cgraph_edges): Likewise.
2259 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
2260 (dump_cgraph_node): Dump frequencies.
2261 (cgraph_clone_edge): Add frequency scales.
2262 (cgraph_clone_node): Add freuqnecy.
2263 * cgraph.h (cgraph_edge): Add freuqnecy argument.
2264 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
2265 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
2266 * tree-pass.h (TODO_rebuild_frequencies): New constant.
2267 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
2268 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
2269 (save_inline_function_body): Likewise.
2270 * ipa-inline.c: inluce rtl.h
2271 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
2272 (cgraph_edge_badness): Use frequencies.
2273 (cgraph_decide_recursive_inlining): Update clonning.
2274 (cgraph_decide_inlining_of_small_function): Dump frequency.
2275 * predict.c (estimate_bb_frequencies): Export.
2276 * predict.h (estimate_bb_frequencies): Declare.
2277 * tree-inline.c (copy_bb): Watch overflows.
2278 (expand_call_inline): Update call of cgraph_create_edge.
2279 (optimize_inline_calls): Use TODO flags to update frequnecies.
2280 * passes.h: Include predict.h
2281 (init_optimization_passes): Move profile ahead.
2282 (execute_function_todo): Handle TODO_rebuild_frequencies.
2284 2007-02-09 Roger Sayle <roger@eyesopen.com>
2286 * config/alpha/alpha.c (emit_insxl): Force the first operand of
2287 the insbl or inswl pattern into a register.
2289 2007-02-09 Roger Sayle <roger@eyesopen.com>
2291 * config/ia64/ia64.md (bswapdi2): New define_insn.
2293 2007-02-09 Richard Henderson <rth@redhat.com>
2295 * config/i386/constraints.md (Ym): New constraint.
2296 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
2297 (movdi_1_rex64): Split sse and xmm general register moves from
2298 memory move alternatives. Use conditional register constraints.
2299 (movsf_1, movdf_integer): Likewise.
2300 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
2301 (movdf_integer_rex64): New.
2302 (pushsf_rex64): Fix output constraints.
2303 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
2304 (sse2_stored): Likewise.
2305 (sse2_storeq_rex64): New.
2306 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
2307 amd and not generic.
2308 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
2309 for optimize_size. Remove SF/DFmode hack.
2311 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2313 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
2314 (bit_SSE4a): New.
2316 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
2317 Richard Sandiford <richard@codesourcery.com>
2319 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
2320 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
2321 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
2322 m68k/t-mlib to tmake_file.
2323 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
2324 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
2325 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
2326 Allow it to be cf or m68k. Set m68k_arch_family. If that
2327 variable is not empty, add t-$m68k_arch_family to tmake_file.
2328 Add t-mlibs to tmake_file.
2329 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
2330 * config/m68k/t-cf: New file.
2331 * config/m68k/t-m68k: Likewise.
2332 * config/m68k/t-mlibs: Likewise.
2333 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
2334 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
2335 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
2336 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
2337 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
2338 Delete.
2339 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
2340 (INSTALL_LIBGCC): Delete.
2341 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
2342 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
2343 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
2344 (M68K_MLIB_CPU): Define.
2345 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
2346 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
2347 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
2349 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
2350 Richard Guenther <rguenther@suse.de>
2352 PR middle-end/23361
2353 * fold-const.c (fold_comparison): Handle obfuscated comparisons
2354 against INT_MIN/INT_MAX.
2355 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
2356 file if a loop is removed.
2358 2007-02-09 Joseph Myers <joseph@codesourcery.com>
2360 * calls.c (store_one_arg): Pass correct alignment to
2361 emit_push_insn for non-BLKmode values.
2362 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
2363 unaligned stack slot via a suitably aligned slot.
2365 2007-02-08 DJ Delorie <dj@redhat.com>
2367 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
2368 warnings.
2369 (legal_subregs): Use unsigned char, make const.
2370 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
2372 2007-02-08 Paul Brook <paul@codesourcery.com>
2374 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
2375 special interworking needed.
2377 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
2379 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
2380 conditional to __SSE2__.
2381 (Entries below should have been added to first ChangeLog
2382 entry for amdfam10 dated 2007-02-05)
2383 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
2384 defined.
2385 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
2386 defined.
2387 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
2388 defined.
2390 2007-02-08 DJ Delorie <dj@redhat.com>
2392 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
2393 * config/m32c/m32c.c (legal_subregs): New.
2394 (m32c_illegal_subreg_p): New.
2395 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
2396 unsupported subregs of hard regs.
2398 2007-02-08 Jan Hubicka <jh@suse.cz>
2400 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
2401 the same one; always update histograms.
2403 2007-02-08 Diego Novillo <dnovillo@redhat.com>
2405 * passes.c (init_optimization_passes): Tidy comment.
2407 2007-02-08 Roger Sayle <roger@eyesopen.com>
2409 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
2410 strip zero_extend, bswap and rotates from POCOUNT's argument.
2411 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
2412 zero_extend and rotates from PARITY's argument.
2413 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
2414 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
2415 of an integer constant at compile-time.
2417 2007-02-08 Diego Novillo <dnovillo@redhat.com>
2419 PR 30562
2420 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
2421 Update all users.
2422 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
2423 users.
2424 (init_alias_info):
2425 * tree-ssa-live.c (remove_unused_locals): Do not remove
2426 TREE_ADDRESSABLE variables.
2427 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
2428 * tree-ssa-operands.c (add_virtual_operand): Remove argument
2429 FOR_CLOBBER. Update all users.
2430 If VAR has an associated alias set, add a virtual operand for
2431 it if no alias is found to conflict with the memory reference.
2433 2007-02-07 Jan Hubicka <jh@suse.cz>
2434 Robert Kidd <rkidd@crhc.uiuc.edu>
2436 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
2438 2007-02-07 Ian Lance Taylor <iant@google.com>
2440 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
2442 2007-02-07 Roger Sayle <roger@eyesopen.com>
2444 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
2445 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
2446 tablejumpdi, movsi_to_cr_one): Remove constraints from
2447 define_expand's match_operands.
2449 2007-02-07 Roger Sayle <roger@eyesopen.com>
2451 * global.c (compute_regsets): Move declatation of "i" inside of
2452 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
2454 2007-02-07 Jakub Jelinek <jakub@redhat.com>
2456 PR c++/30703
2457 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
2458 of INDIRECT_REF <RESULT_DECL>.
2460 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
2462 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
2463 Kaz Kojima <kkojima@gcc.gnu.org>
2465 PR target/29746
2466 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
2467 properly.
2468 (sh_initialize_trampoline): Add parentheses to avoid a warning.
2470 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
2472 * doc/loop.texi: Document possibility not to perform disambiguation
2473 of loops with multiple latches.
2474 * cfgloopmanip.c (alp_enum_p): Removed.
2475 (add_loop): Handle subloops. Use get_loop_body_with_size.
2476 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
2477 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
2478 the new forwarder block.
2479 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
2480 Handle the case latch is NULL.
2481 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
2482 when marking loop exits.
2483 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
2484 be modified.
2485 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
2486 disambiguate_loops_with_multiple_latches.
2487 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
2488 before fix_loop_structure.
2489 * cfgloop.c: Include pointer-set.h and output.h.
2490 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
2491 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
2492 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
2493 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
2494 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
2495 disambiguate_multiple_latches, get_loop_body_with_size,
2496 disambiguate_loops_with_multiple_latches): New functions.
2497 (flow_loop_dump): Dump multiple latch edges.
2498 (flow_loop_nodes_find): Handle loops with multiple latches.
2499 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
2500 (glb_enum_p): Modified.
2501 (get_loop_body): Use get_loop_body_with_size.
2502 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
2503 (AVOID_CFG_MODIFICATIONS): New constant.
2504 (disambiguate_loops_with_multiple_latches, add_loop,
2505 get_loop_body_with_size): Declare.
2506 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
2508 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
2510 PR inline-asm/28686
2511 * global.c (compute_regsets): New function.
2512 (global_alloc): Refactored ELIMINABLE_REGSET
2513 and NO_GLOBAL_ALLOC_REGS computation out.
2514 (rest_of_handle_global_alloc): Call compute_regsets()
2515 for non-optimizing case.
2517 2007-02-06 Richard Henderson <rth@redhat.com>
2519 * config/i386/constraints.md (Y2): Rename from Y.
2520 (Yi): New constraint.
2521 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
2522 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
2523 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
2524 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
2525 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
2526 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
2527 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
2528 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
2529 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
2530 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
2531 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
2532 vec_extractv2si_1): Change Y constraints to Y2.
2533 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
2534 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
2535 Change Y constraints to Y2.
2536 (sse2_loadld): Change Y constraints to x.
2538 2007-02-06 Roger Sayle <roger@eyesopen.com>
2540 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
2541 (parity<mode>2): New define_expand using rs6000_emit_parity.
2542 * config/rs6000/rs6000.c (rs6000_emit_popcount,
2543 rs6000_emit_parity): New functions.
2544 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
2545 rs6000_emit_parity): Prototype here.
2547 2007-02-06 Ian Lance Taylor <iant@google.com>
2549 * lower-subreg.c (simple_move_operand): Reject CONST.
2550 (resolve_clobber): Call validate_change rather than directly
2551 assigning to XEXP (pat, 0).
2553 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
2555 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
2556 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
2557 (tree-cfg.o): Remove hashtab.h dependency.
2559 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
2560 (struct ivopts_data): Change niters to pointer_map_t.
2561 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
2562 (niter_for_exit): Create pointer_map on demand. Change for
2563 pointer_map API.
2564 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
2565 (free_loop_data): Destroy data->niters if created and reset field.
2566 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
2567 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
2569 * tree-ssa-reassoc.c: Include pointer-set.h.
2570 (bb_rank): Change to long *.
2571 (operand_rank): Change to pointer_map_t.
2572 (find_operand_rank): Return long, -1 if not found. Declare as inline.
2573 (insert_operand_rank): Accept long.
2574 (operand_entry_hash, operand_entry_eq): Remove.
2575 (get_rank): Return long. Adjust for changes above.
2576 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
2577 and operand_rank.
2578 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
2580 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
2581 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
2582 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
2583 is not NULL.
2584 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
2585 directly since it cannot be NULL.
2586 (get_vi_for_tree): Rewrite for pointer_map API.
2587 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
2588 (init_alias_vars): Create vi_for_tree as pointer_map.
2589 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
2591 * tree-cfg.c: Don't include hashtab.h.
2592 (edge_to_cases): Declare as pointer_map.
2593 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
2594 Delete.
2595 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
2596 (start_recording_case_labels): Create edge_to_cases as pointer_map.
2597 (end_recoding_case_labels): Cleanup edge_to_cases manually before
2598 destroying it.
2599 (record_switch_edge): Delete.
2600 (get_cases_for_edge): Adjust for pointer_map API, inline
2601 record_switch_edge (rewritten for new API), remove goto.
2603 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
2605 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
2606 * tree-nested.c: Include pointer-set.h.
2607 (var_map_elt, var_map_eq, var_map_hash): Delete.
2608 (struct nesting_info): Remove GTY marker. Change the two htab_t's
2609 to pointer_map_t's.
2610 (nesting_info_bitmap_obstack): New.
2611 (lookup_field_for_decl): Adjust for pointer_map API.
2612 (lookup_tramp_for_decl): Adjust for pointer_map API.
2613 (get_nonlocal_debug_decl): Adjust for pointer_map API.
2614 (get_local_debug_decl): Adjust for pointer_map API.
2615 (convert_nl_goto_reference): Adjust for pointer_map API.
2616 (convert_nl_goto_receiver): Adjust for pointer_map API.
2617 (create_nesting_tree): Create outside GGC space. Create bitmap on
2618 the new obstack. Create field_map and var_map as pointer_maps.
2619 (free_nesting_tree): Adjust for changes to create_nesting_tree.
2620 (root): Delete.
2621 (lower_nested_functions): Move root here, no need to NULL it.
2622 Initialize and release the obstack.
2624 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
2626 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
2627 Remove prototypes and make them non-static.
2628 (struct tree_int_map): Remove.
2629 * tree.h (struct tree_int_map): Move here, turning TO into an
2630 unsigned int.
2631 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
2633 * tree.h (TREE_COMPLEXITY): Remove.
2634 (struct tree_exp): Remove complexity field.
2635 * tree.c (build1_stat): Don't set it.
2637 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
2638 Victor Kaplansky <victork@il.ibm.com>
2640 * tree-vectorizer.c (vect_is_simple_use): Support induction.
2641 (vect_is_simple_reduction): Support reduction with induction as
2642 one of the operands.
2643 (vect_is_simple_iv_evolution): Fix formatting.
2644 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
2645 formatting. Don't mark induction phis for vectorization.
2646 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
2647 * tree-vect-transform.c (get_initial_def_for_induction): New function.
2648 (vect_get_vec_def_for_operand): Support induction.
2649 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
2650 induction case.
2651 (vectorizable_reduction): Support reduction with induction as one of
2652 the operands.
2653 (vectorizable_type_demotion): Use def-type of stmt argument rather
2654 than dummy def-type.
2656 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
2657 flag_tree_scev_cprop.
2658 * common.opt (tree-scev-cprop): New flag.
2660 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
2661 call to vect_get_new_vect_var.
2663 2007-02-06 Ira Rosen <irar@il.ibm.com>
2665 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
2666 vectype is not NULL.
2667 (vect_pattern_recog_1): Likewise.
2669 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2671 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
2672 (fold_negate_expr): Likewise.
2674 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
2676 PR debug/30189
2677 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
2678 even if cv-qualification is the same.
2680 2007-02-05 Geoffrey Keating <geoffk@apple.com>
2682 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
2683 __enable_execute_stack on completion.
2685 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2687 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
2688 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
2689 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
2690 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
2691 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
2692 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
2693 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
2694 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
2696 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2698 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
2699 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
2700 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
2701 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
2702 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
2703 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
2704 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
2705 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
2706 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
2707 umuldi3_highpart_rex64, umulsi3_highpart_insn,
2708 umulsi3_highpart_zext, smuldi3_highpart_rex64,
2709 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
2710 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
2711 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
2712 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
2713 sqrtextenddfxf2_i387): Added amdfam10_decode.
2715 * config/i386/athlon.md (athlon_idirect_amdfam10,
2716 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
2717 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
2718 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
2719 athlon_ivector_store_amdfam10): New define_insn_reservation.
2720 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
2721 amdfam10.
2723 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2725 * config/i386/athlon.md (athlon_call_amdfam10,
2726 athlon_pop_amdfam10, athlon_lea_amdfam10): New
2727 define_insn_reservation.
2728 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
2729 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
2730 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
2732 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2734 * config/i386/athlon.md (athlon_sseld_amdfam10,
2735 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
2736 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
2738 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2740 * config/i386/athlon.md (athlon_sseins_amdfam10): New
2741 define_insn_reservation.
2742 * config/i386/i386.md (sseins): Added sseins to define_attr type
2743 and define_attr unit.
2744 * config/i386/sse.md: Set type attribute to sseins for insertq
2745 and insertqi.
2747 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2749 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
2750 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
2751 ssecomi_load_amdfam10, ssecomi_amdfam10,
2752 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
2753 define_insn_reservation.
2754 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
2756 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2758 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
2759 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
2760 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
2761 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
2762 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
2763 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
2764 define_insn_reservation.
2766 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
2767 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
2768 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
2769 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
2770 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
2772 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2774 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
2775 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
2776 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
2777 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
2778 athlon_ssemul_load_k8): Added amdfam10.
2780 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2782 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
2783 (x86_sse_unaligned_move_optimal): New variable.
2785 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
2786 m_AMDFAM10.
2787 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
2788 for unaligned vector SSE double/single precision loads for AMDFAM10.
2790 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2792 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
2793 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
2794 Define TARGET_CPU_DEFAULT_amdfam10.
2795 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
2796 (processor_type): Add PROCESSOR_AMDFAM10.
2798 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
2799 processor_type in config/i386/i386.h.
2800 Enable imul peepholes for TARGET_AMDFAM10.
2802 * config.gcc: Add support for --with-cpu option for amdfam10.
2804 * config/i386/i386.c (amdfam10_cost): New variable.
2805 (m_AMDFAM10): New macro.
2806 (m_ATHLON_K8_AMDFAM10): New macro.
2807 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
2808 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
2809 x86_promote_QImode, x86_integer_DFmode_moves,
2810 x86_partial_reg_dependency, x86_memory_mismatch_stall,
2811 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
2812 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
2813 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
2814 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
2815 Enable/disable for amdfam10.
2816 (override_options): Add amdfam10_cost to processor_target_table.
2817 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
2818 processor_alias_table.
2819 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
2820 (ix86_adjust_cost): Add code for amdfam10.
2822 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2824 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
2825 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
2826 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
2827 * config/i386/i386.h: Add builtin definition for SSE4A.
2828 * config/i386/i386.md: Add support for ABM instructions
2829 (popcnt and lzcnt).
2830 * config/i386/sse.md: Add support for SSE4A instructions
2831 (movntss, movntsd, extrq, insertq).
2832 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
2833 Add -march=amdfam10 flag.
2834 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
2835 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
2836 and amdfam10.
2837 * doc/extend.texi: Add documentation for SSE4A builtins.
2839 2007-02-05 Bob Wilson <bob.wilson@acm.org>
2841 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
2843 2007-02-05 Richard Guenther <rguenther@suse.de>
2845 * tree-vectorizer.h (vectorizable_function): Add argument type
2846 argument, change return type.
2847 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
2848 * tree-vect-transform.c (vectorizable_function): Handle extra
2849 argument, return vectorized function decl.
2850 (build_vectorized_function_call): Remove.
2851 (vectorizable_call): Handle calls with result and argument types
2852 differing. Handle loop vectorization factor correctly.
2853 * targhooks.c (default_builtin_vectorized_function): Adjust for
2854 extra argument.
2855 * targhooks.h (default_builtin_vectorized_function): Likewise.
2856 * target.h (builtin_vectorized_function): Add argument type
2857 argument.
2858 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
2859 extra argument, allow vectorizing of lrintf.
2860 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
2861 documentation of target hook.
2863 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
2865 PR target/30665
2866 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
2867 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
2868 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
2870 2007-02-05 Roger Sayle <roger@eyesopen.com>
2872 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
2873 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
2874 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
2875 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
2876 before canonicalizing sincos to cexpi.
2877 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
2879 2007-02-05 Roger Sayle <roger@eyesopen.com>
2881 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
2882 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
2883 (alpha_init_builtins): Use alpha_add_builtins to process tables.
2885 2007-02-05 Roger Sayle <roger@eyesopen.com>
2887 * mips-tfile.c (initialize_init_file): Correct endianness test.
2889 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
2891 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
2892 the 'y' constraint.
2894 2007-02-05 Richard Sandiford <richard@codesourcery.com>
2896 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
2897 saves in a PARALLEL before the register assignments.
2899 2007-02-05 Richard Sandiford <richard@codesourcery.com>
2901 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
2902 DWARF_FRAME_RETURN_COLUMN to be a general register.
2903 * dwarf2out.c (init_return_column_size): New function, split from...
2904 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
2905 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
2906 to be nongeneral registers.
2907 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
2908 integer registers.
2909 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
2910 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
2912 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
2914 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
2916 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
2918 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
2919 (remove_path): Use can_remove_branch_p and remove_branch instead
2920 of loop_delete_branch_edge.
2921 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
2922 (tree_transform_and_unroll_loop): Remove dead branches immediately.
2923 Update profile using scale_dominated_blocks_in_loop.
2924 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
2925 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
2926 (can_remove_branch_p, remove_branch): Declare.
2927 * tree-cfg.c (tree_can_remove_branch_p): New function.
2928 (tree_cfg_hooks): Add tree_can_remove_branch_p.
2929 * cfgrtl.c (rtl_can_remove_branch_p): New function.
2930 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
2932 2007-02-05 Jan Hubicka <jh@suse.cz>
2934 PR middle-end/30696
2935 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
2936 nodes in cgraph, don't remove offline copy of the function.
2938 2007-02-04 Jan Hubicka <jh@suse.cz>
2940 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
2941 vectors might cause maybe_lookup_element_for_expr to be called
2942 on non-sra-candidate.
2944 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2946 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
2947 config/bfin/bfin.md, config/bfin/predicates.md: Follow
2948 spelling conventions.
2950 2007-02-04 Richard Guenther <rguenther@suse.de>
2952 PR middle-end/30636
2953 * fold-const.c (try_move_mult_to_index): Make sure to not
2954 overflow one dimension of a multi-dimensional array access.
2956 2007-02-04 Jan Hubicka <jh@suse.cz>
2958 * passes.c (init_optimization_passes): Reindent.
2960 2007-02-04 Jan Hubicka <jh@suse.cz>
2961 Eric Botcazou <ebotcazou@adacore.com>
2963 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
2964 (execute_fixup_cfg): Break out the abnormal goto code.
2965 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
2966 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
2967 (optimize_inline_calls): Call make_nonlocal_label_edges.
2969 2007-02-04 Jan Hubicka <jh@suse.cz>
2971 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
2972 true when something was changed.
2973 (rename_ssa_copies): When something was changed, do
2974 TODO_remove_unused_locals.
2975 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
2976 add TODO_remove_unused_locals when instruction was removed.
2978 2007-02-04 Jan Hubicka <jh@suse.cz>
2980 * ipa-inline.c (try_inline): Improve debug output; work on already
2981 inline edges too.
2982 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
2983 call try_inline for already inlined edges too when flattening;
2984 inline also functions that make callee growth but overall unit size
2985 reduce.
2987 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2989 * config/m32c/bitops.md, config/m32c/jump.md,
2990 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
2991 config/m32r/m32r.h, config/m32r/m32r.md,
2992 config/m32r/predicates.md, config/m68hc11/larith.asm,
2993 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
2994 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
2995 config/mips/mips-protos.h, config/mips/mips.c,
2996 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
2997 config/mn10300/mn10300.h, config/mn10300/predicates.md,
2998 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
2999 spelling conventions.
3001 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
3002 Follow spelling conventions.
3004 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
3006 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
3007 warn about C++0x compatibility.
3009 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
3011 * config/h8300/h8300.c, config/h8300/h8300.h,
3012 config/h8300/h8300.md: Follow spelling conventions.
3014 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
3016 PR middle-end/30667
3017 * combine.c (try_combine): Do not substitute source operand
3018 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
3020 2007-02-03 Jan Hubicka <jh@suse.cz>
3022 PR gcov-profile/30650
3023 * value-prof.c (stringop_block_profile): Fix handling of size counter;
3024 do not divide by zero for never executed counters.
3025 (tree_find_values_to_profile): Fix counters.
3026 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
3028 2007-02-03 Ian Lance Taylor <iant@google.com>
3030 * lower-subreg.c (simple_move_operand): New static function,
3031 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
3032 operands.
3033 (simple_move): Call simple_move_operand.
3034 (find_decomposable_subregs): Add special handling of MEMs.
3035 (can_decompose_p): Rename from cannot_decompose_p. Reverse
3036 meaning of return value. If we see a hard register, test whether
3037 it can store a word_mode value. Change all callers.
3039 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3041 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
3042 ftrapv insns and expanders.
3043 (subdi3): Change define_expand operand 1 to arith11_operand, and
3044 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
3045 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
3046 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
3047 respectively.
3049 PR middle-end/30174
3050 * varasm.c (notice_global_symbol): Treat global objects as weak when
3051 flag_shlib is true.
3053 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3055 * emit-rtl.c (dconstpi): Delete.
3056 (dconstsqrt2): New.
3057 (init_emit_once): Delete dconstpi and init dconstsqrt2.
3058 * real.h (dconstpi): Delete.
3059 (dconstsqrt2): New.
3060 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
3061 (fold_builtin_hypot): Likewise.
3063 2007-02-03 Tom Tromey <tromey@redhat.com>
3065 PR driver/30246
3066 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
3067 -gcoff3, -gxcoff3, -gvms3 implies -dD.
3069 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
3071 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
3072 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
3073 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
3074 config/rs6000/cell.md, config/rs6000/darwin.h,
3075 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
3076 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
3077 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
3078 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
3079 typos. Follow spelling conventions.
3080 * doc/invoke.texi: Follow spelling conventions.
3082 2007-02-03 Roger Sayle <roger@eyesopen.com>
3084 * simplify-rtx.c (simplify_relational_operation_1): Implement some
3085 canonicalization transformations that attempt to simplify integer
3086 constant comparisons to become comparisons against zero.
3088 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3090 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
3091 fabs(x)*sqrt(2).
3092 * fold-const.c (fold_binary): Fix comment typos. Fold complex
3093 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
3095 2007-02-02 Mike Stump <mrs@apple.com>
3097 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
3098 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
3099 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
3100 generate a branch island.
3102 2007-02-02 Bob Wilson <bob.wilson@acm.org>
3104 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
3105 (xtensa_legitimate_address_p): New.
3106 (xtensa_legitimize_address): New.
3107 (xtensa_output_addr_const_extra): New.
3108 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
3109 (BASE_REG_P): New.
3110 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
3111 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
3112 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
3113 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
3114 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
3115 (xtensa_legitimize_address): New.
3116 (xtensa_output_addr_const_extra): New.
3118 2007-02-02 Steve Ellcey <sje@cup.hp.com>
3120 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
3122 2007-02-02 Ian Lance Taylor <iant@google.com>
3124 * expmed.c (expand_divmod): Add comment.
3126 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
3128 * emit-rtl.c (renumber_insns): Remove.
3129 * flags.h: Remove the extern for flag_renumber_insns.
3130 * rtl.h: Remove the prototype for renumber_insns.
3131 * toplev.c (flag_renumber_insns): Remove.
3133 2007-02-02 Hui-May Chang <hm.chang@apple.com>
3135 Revert for x86 darwin:
3136 2005-06-19 Uros Bizjak <uros@kss-loka.si>
3138 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
3139 code before the following patch under TARGET_MACHO.
3140 (ix86_function_value_regno_p): Likewise.
3142 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3144 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
3145 COMPLEX_EXPR.
3147 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
3149 PR target/29682
3150 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
3151 general or fp registers. Add comments.
3152 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
3154 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
3156 * pointer-set.c (insert_aux): Only return insertion slot.
3157 (pointer_set_insert): Adjust.
3158 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
3159 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
3160 pointer_map_traverse): New.
3161 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
3162 pointer_map_create, pointer_map_destroy, pointer_map_insert,
3163 pointer_map_contains, pointer_map_traverse): Declare.
3165 2007-02-02 Jakub Jelinek <jakub@redhat.com>
3167 PR middle-end/30473
3168 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
3169 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
3171 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
3173 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
3175 (struct _dep): New type.
3176 (dep_t): New typedef.
3177 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
3178 (DEP_STATUS): New access macro. The macro with the same name was
3179 renamed to DEP_LINK_STATUS.
3180 (dep_init): Declare function
3182 (struct _dep_link): New type.
3183 (dep_link_t): New typedef.
3184 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
3185 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
3186 (DEP_LINK_STATUS): New macro.
3187 (debug_dep_links): New debug function.
3189 (struct _deps_list): New type.
3190 (deps_list_t): New typedef.
3191 (DEPS_LIST_FIRST): New access macro.
3192 (FOR_EACH_DEP_LINK): New cycle macro.
3193 (create_deps_list, free_deps_list, delete_deps_list): Declare
3194 functions.
3195 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
3196 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
3197 (copy_deps_list_change_con): Ditto.
3199 (move_dep_link): Declare function.
3201 (struct _dep_node): New type.
3202 (dep_node_t): New typedef.
3203 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
3205 (struct haifa_insn_data.back_deps): New field to hold backward
3206 dependencies of the insn.
3207 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
3208 to deps_list_t.
3209 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
3210 Change its type to deps_list_t.
3211 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
3212 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
3213 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
3215 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
3217 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
3219 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
3220 all callers.
3221 (dep_cost): Declare.
3223 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
3224 (ds_to_dk, dk_to_ds): New functions.
3226 (init_dep_1): New static function.
3227 (init_dep): New function.
3228 (copy_dep): New static function.
3230 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
3231 functions.
3232 (detach_dep_link): New static function.
3233 (move_dep_link): New function.
3235 (dep_links_consistent_p, dump_dep_links): New static functions.
3236 (debug_dep_links): New debugging function.
3238 (deps_obstack, dl_obstack, dn_obstack): New static variables.
3240 (alloc_deps_list, init_deps_list): New static functions.
3241 (create_deps_list): New function.
3242 (clear_deps_list): New static function.
3243 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
3244 (deps_list_consistent_p, dump_deps_list): New static functions.
3245 (debug_deps_list): New function.
3246 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
3247 functions.
3248 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
3250 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
3251 use new scheduler dependencies lists.
3252 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
3253 (sched_analyze): Ditto. Initialize dependencies lists.
3254 (add_forw_dep, compute_forward_dependences): Update to use new
3255 scheduler dependencies lists.
3257 (init_dependency_caches): Init deps_obstack.
3258 (free_dependency_caches): Free deps_obstack.
3260 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
3261 new scheduler dependencies lists.
3262 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
3263 (add_back_forw_dep, delete_back_forw_dep): Ditto.
3265 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
3266 Update to use new scheduler dependencies lists.
3267 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
3268 (debug_dependencies): Ditto.
3269 (schedule_region): Update comments.
3271 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
3272 scheduler dependencies lists.
3273 (schedule_ebb): Update comments.
3275 * rtl.def (DEPS_LIST): Remove.
3277 * lists.c (unused_deps_list): Remove.
3278 (free_list): Update assertions.
3280 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
3281 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
3283 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
3284 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
3286 * haifa-sched.c (comments): Update.
3287 (insn_cost1): Remove. Inline the code into insn_cost ().
3288 (insn_cost): Update to use new scheduler dependencies lists. Move
3289 processing of the dependency cost to dep_cost ().
3290 (dep_cost): New function. Use it instead of insn_cost () when
3291 evaluating cost of the dependency. Use compatible interface to
3292 interact with the target.
3293 (priority): Update to use new scheduler dependencies lists.
3294 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
3295 with greater number of insns that depend on the insn.
3296 (schedule_insn): Update to use new scheduler dependencies lists. Add
3297 code to free backward dependencies lists. Inline and optimize code
3298 from resolve_dep () - see PR28071.
3299 (ok_for_early_queue_removal): Update to use new scheduler dependencies
3300 lists. Update call to targetm.sched.is_costly_dependence hook.
3302 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
3303 scheduler dependencies lists.
3305 (resolve_dep): Remove. Move the logic to schedule_insn ().
3306 (init_h_i_d): Initialize dependencies lists.
3308 (process_insn_depend_be_in_spec): Rename to
3309 process_insn_forw_deps_be_in_spec. Update to use new scheduler
3310 dependencies lists.
3311 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
3312 Update to use new scheduler dependencies lists.
3313 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
3315 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
3316 new scheduler dependencies lists.
3317 (build_intra_loop_deps): Ditto.
3319 * target.h (struct _dep): Declare to use in
3320 gcc_target.sched.is_costly_dependence.
3321 (struct gcc_target.sched.adjust_cost): Fix typo.
3322 (struct gcc_target.sched.is_costly_dependence): Change signature to use
3323 single dep_t parameter instead of an equivalent triad.
3324 (struct gcc_target.sched.adjust_cost_2): Remove.
3326 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
3328 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
3330 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
3331 documentation.
3332 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
3334 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
3335 (REG_DEP_TRUE): Document.
3337 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
3338 Change signature to correspond to the targetm.sched.adjust_cost hook.
3339 Update use in TARGET_SCHED_ADJUST_COST_2.
3340 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
3341 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
3342 new scheduler dependencies lists.
3343 (ia64_gen_check): Ditto.
3345 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
3346 dependencies lists.
3348 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
3349 signature to correspond to the targetm.sched.is_costly_dependence hook.
3350 (is_costly_group): Update to use new scheduler dependencies lists.
3352 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
3353 instead of INSN_COST () macro.
3355 2007-02-01 Ian Lance Taylor <iant@google.com>
3357 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
3359 2007-02-01 Guy Martin <gmsoft@gentoo.org>
3361 * pa.md (tp_load): Correct mfctl instruction syntax.
3363 2007-02-01 Geoffrey Keating <geoffk@apple.com>
3365 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
3366 altivec_padding_size calculation on AIX. Improve comment, add
3367 assert to verify that it's right.
3369 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
3370 64-bit.
3372 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
3374 PR inline-asm/28686
3375 * global.c (global_alloc): Add mising initialization of
3376 ELIMINABLE_REGSET.
3378 2007-02-01 Roger Sayle <roger@eyesopen.com>
3380 * alias.c (init_alias_analysis): Correct whitespace.
3381 * bb-reorder.c (fix_edges_for_rarely_executed_code,
3382 partition_hot_cold_basic_blocks): Likewise.
3383 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
3384 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
3385 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
3386 fold_builtin_snprintf_chk, fold_builtin_printf,
3387 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
3388 do_mpfr_arg3, do_mpfr_sincos): Likewise.
3389 * cfgcleanup.c (cleanup_cfg): Likewise.
3390 * cfgexpand.c (tree_expand_cfg): Likewise.
3391 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
3392 * function.c (get_next_funcdef_no): Likewise.
3393 * gengtype.c (main): Likewise.
3394 * genmodes.c (main): Likewise.
3395 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
3396 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
3397 * ifcvt.c (noce_emit_move_insn): Likewise.
3398 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
3399 Likewise.
3400 * stor-layout.c (get_best_mode): Likewise.
3401 * tree-ssa-loop-niter.c (get_val_for): Likewise.
3402 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
3403 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
3404 perform_var_substitution, solve_graph): Likewise.
3405 * tree-vrp.c (vrp_finalize): Likewise.
3407 2007-02-01 Ian Lance Taylor <iant@google.com>
3409 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
3410 high part of a paradoxical subreg, return a constant zero.
3412 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
3414 * toplev.c (lang_dependent_init): Call init_set_costs.
3415 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
3417 2007-02-01 Richard Guenther <rguenther@suse.de>
3419 PR middle-end/30656
3420 * fold-const.c (fold_negate_expr): Allow negating a
3421 constant if overflow does not change.
3423 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3425 * doc/c-tree.texi (Expression trees): Improve markup.
3426 * doc/tm.texi (Register Classes, Addressing Modes)
3427 (Floating Point): Fix spacing after abbreviations. Fix some
3428 typos.
3430 2007-02-01 Ben Elliston <bje@au.ibm.com>
3432 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
3433 * doc/contrib.texi: Likewise.
3434 * doc/install.texi: Likewise.
3436 2007-01-31 Richard Henderson <rth@redhat.com>
3437 Ian Lance Taylor <iant@google.com>
3439 * lower-subreg.c: New file.
3440 * rtl.def (CONCATN): Define.
3441 * passes.c (init_optimization_passes): Add pass_lower_subreg and
3442 pass_lower_subreg2.
3443 * emit-rtl.c (update_reg_offset): New static function, broken out
3444 of gen_rtx_REG_offset.
3445 (gen_rtx_REG_offset): Call update_reg_offset.
3446 (gen_reg_rtx_offset): New function.
3447 * regclass.c: Revert patch of 2006-03-05, restoring
3448 reg_scan_update.
3449 (clear_reg_info_regno): New function.
3450 * dwarf2out.c (concatn_loc_descriptor): New static function.
3451 (loc_descriptor): Handle CONCATN.
3452 * common.opt (fsplit_wide_types): New option.
3453 * opts.c (decode_options): Set flag_split_wide_types when
3454 optimizing.
3455 * timevar.def (TV_LOWER_SUBREG): Define.
3456 * rtl.h (gen_reg_rtx_offset): Declare.
3457 (reg_scan_update): Declare.
3458 * regs.h (clear_reg_info_regno): Declare.
3459 * tree-pass.h (pass_lower_subreg): Declare.
3460 (pass_lower_subreg2): Declare.
3461 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
3462 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
3463 -fsplit-wide-types.
3464 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
3465 * Makefile.in (OBJS-common): Add lower-subreg.o.
3466 (lower-subreg.o): New target.
3468 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
3470 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
3472 2007-01-31 Anatoly Sokolov <aesok@post.ru>
3474 PR target/19087
3475 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
3477 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3479 PR middle-end/29335
3480 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
3482 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
3484 * cfgloop.h: Include vec-prim.h.
3485 (enum li_flags): Remove LI_ONLY_OLD.
3486 (loop_iterator): Changed.
3487 (fel_next, fel_init): Iterate over loop tree.
3488 (FOR_EACH_LOOP_BREAK): New macro.
3489 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
3490 FOR_EACH_LOOP.
3491 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
3492 * modulo-sched.c (sms_schedule): Ditto.
3493 * tree-vectorizer.c (vectorize_loops): Ditto.
3494 * doc/loop.texi: Update information on loop numbering and behavior of
3495 FOR_EACH_LOOP wrto new loops.
3496 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
3497 add_to_evolution_1): Test nestedness of loops instead of comparing
3498 their numbers.
3499 * tree-chrec.c (chrec_fold_plus_poly_poly,
3500 chrec_fold_multiply_poly_poly, chrec_evaluate,
3501 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
3502 reset_evolution_in_loop): Ditto.
3503 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
3505 2007-01-31 Dirk Mueller <dmueller@suse.de>
3507 * c-common.c (warn_about_parentheses): Separate warning about
3508 un-parenthized sequence of comparison operators from the one
3509 which is supposed to warn about x <= y <= z.
3511 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
3513 * optabs.h (enum optab_index): Add new OTI_isinf.
3514 (isinf_optab): Define corresponding macro.
3515 * optabs.c (init_optabs): Initialize isinf_optab.
3516 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
3517 patterns.
3518 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
3519 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
3520 using isinf_optab.
3521 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
3522 expand_builtin_interclass_mathfn.
3523 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
3524 * config/i386/i386.md (UNSPEC_FXAM): New constant.
3525 (fxam<mode>2_i387): New insn pattern.
3526 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
3527 built-in functions as x87 inline asm.
3529 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
3531 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
3533 2007-01-30 Eric Christopher <echristo@apple.com>
3535 * config.gcc: Add geode.
3537 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
3539 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
3540 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
3541 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
3542 value-prof.c: Fix comment typos.
3544 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3546 PR c++/24745
3547 * doc/invoke.texi (Wpointer-arith): Document warning.
3549 2007-01-30 Janis Johnson <janis187@us.ibm.com>
3551 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
3552 the list of discrepancies from the draft TR.
3554 2007-01-30 Dirk Mueller <dmueller@suse.de>
3556 PR c++/30601
3557 * doc/invoke.texi (-Wreturn-type): Update description to
3558 match new behavior.
3560 2007-01-30 Richard Sandiford <richard@codesourcery.com>
3562 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
3564 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
3566 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
3567 to handle optabs that operate on floating point input argument and
3568 output to integer output.
3569 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
3570 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
3571 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
3572 expand_builtin_interclass_mathfn ().
3573 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
3574 (ilogbsi2): Remove.
3575 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
3576 ilogbl built-in functions as x87 intrinsics.
3578 2007-01-30 Richard Guenther <rguenther@suse.de>
3580 PR middle-end/27657
3581 * dwarf2out.c (reference_to_unused): Query varpool if the
3582 variable was output.
3584 2007-01-30 Richard Guenther <rguenther@suse.de>
3586 PR middle-end/30313
3587 * passes.c (execute_one_pass): Reset in_gimple_form to not
3588 confuse non-unit-at-a-time mode.
3590 2007-01-29 Roger Sayle <roger@eyesopen.com>
3591 Richard Guenther <rguenther@suse.de>
3593 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
3594 avoid undefined behaviour on overflow. Use force_fit_type_double
3595 to construct the constant with the specified TREE_OVERFLOW.
3597 2007-01-29 Janis Johnson <janis187@us.ibm.com>
3599 * config/dfp-bit.c: Add parameterized support for fp exceptions.
3600 * config/dfp-bit.h: Ditto.
3602 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3604 * c-decl.c (pop_scope): Replace warnings with call to
3605 warn_for_unused_label.
3606 * c-common.h (warn_for_unused_label): Declare.
3607 * c-common.c (warn_for_unused_label): Define.
3609 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3611 * tree-optimize.c (update_inlined_to_pointers): Delete unused
3612 function.
3614 2007-01-29 Janis Johnson <janis187@us.ibm.com>
3616 * Makefile.in (USER_H): Remove decfloat.h.
3617 * ginclude/decfloat.h: Delete, moving contents to ...
3618 * ginclude/float.h: Add support for decimal floating point,
3619 guarded by __STDC_WANT_DEC_FP__.
3621 2007-01-29 Mike Stump <mrs@apple.com>
3623 * doc/gccint.texi (Top): Rename Loop Representation to Loop
3624 Analysis and Representation to resolve case insensitive conflict.
3625 * doc/loop.texi (Loop Analysis and Representation): Likewise.
3627 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
3629 * tree.h (struct tree_memory_tag): Add aliases member.
3630 (MTAG_ALIASES): New macro.
3631 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
3632 (add_may_alias): Remove pointer-set. Update for may_aliases being
3633 a bitmap.
3634 (mark_aliases_call_clobbered): Update for may_aliases being a
3635 bitmap.
3636 (compute_tag_properties): Ditto.
3637 (create_partition_for): Ditto.
3638 (compute_memory_partitions): Ditto.
3639 (dump_may_aliases_for): Ditto.
3640 (is_aliased_with): Ditto.
3641 (add_may_alias_for_new_tag): Ditto.
3642 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
3643 (compute_is_aliased): New function.
3644 (compute_may_aliases): Call compute_is_aliased).
3645 (init_alias_info): Initialize alias_bitmap_obstack.
3646 (union_alias_set_into): New function.
3647 (compute_flow_sensitive_aliasing): Use union_aliases_into.
3648 (have_common_aliases_p): Rewrite to take two bitmaps and use
3649 intersection.
3650 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
3651 Update for bitmaps.
3652 (finalize_ref_all_pointers): Update for add_may_alias changes.
3653 (new_type_alias): Ditto.
3654 * tree-flow-inline.h (may_aliases): Return a bitmap.
3655 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
3656 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
3657 may_aliases being a bitmap.
3658 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
3659 may_aliases now returns a bitmap.
3660 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
3661 being a bitmap.
3662 * tree-ssa-operands.c (add_virtual_operand): Update for
3663 may_aliases being a bitmap.
3665 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
3667 PR tree-optimization/30630
3668 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
3669 variable as changed.
3671 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
3673 PR c++/28266
3674 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
3675 expanded only once even if an error occurs.
3677 2007-01-29 Ben Elliston <bje@au.ibm.com>
3679 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
3680 (__gcov_average_profiler): Likewise.
3681 (__gcov_ior_profiler): Likewise.
3682 (__gcov_merge_ior): Likewise.
3684 2007-01-28 Jan Hubicka <jh@suse.cz>
3686 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
3687 * value-prof.c (stringop_block_profile): Likewise.
3689 2007-01-28 Jan Hubicka <jh@suse.cz>
3691 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
3692 variant handling histograms; add wrapper.
3693 (clear_storage_via_libcall): Export.
3694 (emit_block_move_hints): Break out from ...; add histograms.
3695 (emit_block_move): ... this one.
3696 (clear_storage_hints): Break out from ...; add histograms.
3697 (clear_storage): ... this one.
3698 (set_storage_via_memset): Handle histogram.
3699 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
3700 (clear_storage_hints, clear_storage_via_libcall): Declare.
3701 (set_storage_via_setmem): Update prototype.
3702 * doc/md.texi (movmem, setmem): Document new arguments.
3704 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
3705 new histograms.
3706 (stringop_block_profile): New global function.
3707 (tree_stringops_values_to_profile): Profile block size and alignment.
3708 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
3709 HIST_TYPE_IOR.
3710 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
3711 (stringop_block_profile): Declare.
3712 * builtins.c: Include value-prof.h.
3713 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
3714 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
3715 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
3716 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
3717 * profile.c (instrument_values): Add new counters.
3718 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
3719 calls.
3720 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
3721 (tree_init_edge_profiler): Build new profilers.
3722 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
3723 (pass_tree_profile): Add dump.
3724 (tree_profile_hooks): Update.
3725 * Makefile.in (LIBGCOV): Add new constants.
3726 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
3727 __gcov_ior_profiler): New.
3728 * i386.md (movmem/setmem expanders): Add new optional arguments.
3730 2007-01-28 David Edelsohn <edelsohn@gnu.org>
3732 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
3734 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
3736 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
3737 (tree_unswitch_single_loop): Pass eni_size_weights to
3738 tree_num_loop_insns.
3739 * tree-ssa-loop-manip.c: Include tree-inline.h.
3740 (can_unroll_loop_p): Pass eni_size_weights to
3741 tree_num_loop_insns.
3742 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
3743 Pass eni_size_weights to estimate_num_insns.
3744 * tree.h (init_inline_once): Export.
3745 * toplev.c (backend_init): Call init_inline_once.
3746 * cgraphunit.c (cgraph_process_new_functions,
3747 cgraph_analyze_function): Pass eni_inlining_weights to
3748 estimate_num_insns.
3749 * ipa-inline.c (compute_inline_parameters): Ditto.
3750 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
3751 to estimate_num_insns.
3752 (try_unroll_loop_completely): Pass eni_size_weights to
3753 tree_num_loop_insns.
3754 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
3755 ot estimate_num_insns.
3756 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
3757 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
3758 * tree-inline.c (eni_inlining_weights, eni_size_weights,
3759 eni_time_weights): New variables.
3760 (init_inline_once): Initialize them.
3761 (struct eni_data): Mew.
3762 (estimate_num_insns_1, estimate_num_insns): Use weights.
3763 * tree-inline.h (struct eni_weights_d): New.
3764 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
3765 (estimate_num_insns): Declaration changed.
3766 * cfgloop.h (tree_num_loop_insns): Declaration changed.
3767 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
3768 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
3770 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
3772 * tree-data-ref.c (conflict_fn): Assert that the number of affine
3773 relations in the conflict function is valid.
3775 2007-01-27 Ian Lance Taylor <iant@google.com>
3777 * common.opt: Add fstrict-overflow.
3778 * opts.c (decode_options): Set flag_strict_overflow if -O2.
3779 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
3780 (TYPE_OVERFLOW_UNDEFINED): Define.
3781 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
3782 Replace all uses.
3783 * tree.h (TYPE_TRAP_SIGNED): Don't define.
3784 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
3785 (fold_negate_expr): Likewise.
3786 (make_range): Likewise.
3787 (extract_muldiv_1): Likewise.
3788 (maybe_canonicalize_comparison): Likewise.
3789 (fold_comparison): Likewise.
3790 (fold_binary): Likewise.
3791 (tree_expr_nonnegative_p): Likewise.
3792 (tree_expr_nonzero_p): Likewise.
3793 * tree-vrp.c (compare_values): Likewise.
3794 (extract_range_from_binary_expr): Likewise.
3795 (extract_range_from_unary_expr): Likewise.
3796 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
3797 Likewise.
3798 (nowrap_type_p): Likewise.
3799 * tree-scalar-evolution.c (simple_iv): Likewise.
3800 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
3801 (build_range_check): Likewise.
3802 (extract_muldiv_1): Likewise.
3803 (fold_comparison): Likewise.
3804 * tree-vrp.c (vrp_int_const_binop): Likewise.
3805 (extract_range_from_unary_expr): Likewise.
3806 * convert.c (convert_to_integer): Likewise.
3807 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
3808 (fold_comparison): Likewise.
3809 (fold_binary): Likewise.
3810 * optabs.c (optab_for_tree_code): Likewise.
3811 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
3812 * simplify-rtx.c (simplify_const_relational_operation): Check
3813 flag_strict_overflow and flag_trapv.
3814 (simplify_const_relational_operation): Likewise.
3815 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
3816 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
3817 -fstrict-overflow.
3819 2007-01-27 Roger Sayle <roger@eyesopen.com>
3821 * tree.c (tree_fold_gcd): Delete.
3822 * tree.h (tree_fold_gcd): Remove prototype.
3823 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
3824 test whether one constant integer is a multiple of another. Instead
3825 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
3826 * fold-const.c (multiple_of_p): We've determined both TOP and
3827 BOTTOM are integer constants so we can call int_const_binop directly
3828 instead of the more generic const_binop.
3830 2007-01-27 Roger Sayle <roger@eyesopen.com>
3832 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
3833 1*X check that the constant hasn't overflowed, to preserve the
3834 TREE_OVERFLOW bit.
3835 (round_up): Provide an efficient implementation when rouding-up an
3836 INTEGER_CST to a power-of-two.
3838 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3840 * doc/sourcebuild.texi: Add comma for clarity.
3841 * doc/extend.texi: Fix some typos.
3842 * doc/passes.texi: Likewise.
3843 * doc/cppinternals.texi: Likewise.
3844 * doc/c-tree.texi: Likewise.
3845 * doc/tree-ssa.texi: Likewise.
3846 * doc/install.texi: Likewise.
3848 2007-01-27 Jan Hubicka <jh@suse.cz>
3850 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
3851 (pass_sra): Do not require alias information.
3852 * passes.c (init_optimization_passes): Add SRA
3854 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
3856 * tracer.c (rest_of_handle_tracer): We already cleaned
3857 up the CFG in tracer() so don't do it here again.
3858 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
3859 cleanup_cfg here, either. And don't call renumber_insns.
3861 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
3862 and BB_HEAD are in the insn stream here. Instead make sure
3863 that BB_INSN is valid on all insns. Also, do check here that
3864 there are no pending branch predictions...
3865 (rtl_verify_flow_info): ...instead of doing it here. Checks
3866 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
3867 here.
3869 2007-01-26 Roger Sayle <roger@eyesopen.com>
3871 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
3872 function to simplify/factorize operand order canonicalization.
3873 (ix86_fixup_binary_operands): Reorganize using the above function.
3874 (ix86_binary_operator_ok): Likewise.
3876 2007-01-27 Jakub Jelinek <jakub@redhat.com>
3878 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
3879 file scope from optimize_attrs.
3880 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
3881 up search.
3882 (optimize_attrs): Clear insn_code_values after freeing it.
3884 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
3886 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
3887 a parts.base assignment.
3889 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
3891 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
3892 (compute_subscript_distance, initialize_data_dependence_relation,
3893 finalize_ddr_dependent, analyze_ziv_subscript,
3894 analyze_siv_subscript_cst_affine,
3895 compute_overlap_steps_for_affine_univar,
3896 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
3897 analyze_siv_subscript, analyze_miv_subscript,
3898 analyze_overlapping_iterations, subscript_dependence_tester_1,
3899 compute_self_dependence, free_dependence_relation): Work
3900 with affine_fn instead of chrecs.
3901 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
3902 common_affine_function, affine_function_base,
3903 affine_function_constant_p, affine_fn_op, affine_fn_plus,
3904 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
3905 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
3906 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
3907 (all_chrecs_equal_p): Removed.
3908 * tree-data-ref.h (affine_fn, conflict_function): New types.
3909 (struct subscript): Change type of conflicting_iterations_in_a
3910 and conflicting_iterations_in_b.
3912 2007-01-26 Steve Ellcey <sje@cup.hp.com>
3914 PR other/30182
3915 * config/pa/pa.h (TARGET_HPUX_11): New.
3916 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
3917 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
3919 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
3920 Richard Guenther <rguenther@suse.de>
3922 * tree-ssa-structalias.c (solve_graph): Handle case
3923 we merged the variable to another.
3925 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3927 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
3928 functions.
3930 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
3931 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
3933 2007-01-25 DJ Delorie <dj@redhat.com>
3935 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
3936 allow changes to modes which don't fit in those registers.
3938 * reload1.c (choose_reload_regs): Check for invalid subregs before
3939 computing their locations, not after.
3941 2007-01-25 Geoffrey Keating <geoffk@apple.com>
3943 PR 25127
3944 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
3945 save Altivec registers in an eh_return function.
3946 (compute_vrsave_mask): Likewise.
3947 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
3948 for saving Altivec registers.
3949 (rs6000_emit_prologue): Don't allocate stack twice in
3950 eh_return function. Correct expected value of altivec_save_offset
3951 when using save_world. Describe save of R0 to stack when using
3952 save_world. Describe stack pointer adjustment when using
3953 save_world. Remove duplicated eh_return parameter register saving.
3954 Update sp_offset variable after save_world.
3955 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
3956 darwin-world.asm.
3957 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
3958 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
3959 implies Altivec.
3961 2007-01-25 Steve Ellcey <sje@cup.hp.com>
3963 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
3965 2007-01-25 Steve Ellcey <sje@cup.hp.com>
3967 PR other/30182
3968 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
3969 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
3971 2007-01-25 Richard Guenther <rguenther@suse.de>
3973 * doc/invoke.texi (-Wcoverage-mismatch): Document.
3974 * common.opt (-Wcoverage-mismatch): New warning option.
3975 * coverage.c (get_coverage_counts): Ignore coverage mismatch
3976 if -Wcoverage-mismatch is given.
3978 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
3980 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
3981 (ipcp_driver): Change to static definition.
3982 Add dumping of the ifunctions.
3983 (constant_val_insert): Remove unused parameter. Support for SSA.
3984 (ipcp_propagate_const): Support for SSA.
3985 (ipcp_profile_bb_print): Print only analyzed nodes.
3986 (ipcp_replace_map_create): Remove support for Fortran constant
3987 for now.
3988 * ipa-prop.c (ipa_method_modify_stmt,
3989 ipa_callsite_compute_param): Support for SSA.
3990 * ipa-prop.h (ipcp_driver): Remove declaration.
3991 (IS_VALID_TREE_MAP_INDEX): Add define.
3993 2007-01-24 Geoffrey Keating <geoffk@apple.com>
3995 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
3997 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3999 PR middle-end/30447
4000 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
4001 constant argument to cabs and do it without checking for
4002 -funsafe-math-optimizations.
4004 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
4006 * c-common.h (RID_FIRST_CXX0X): New.
4007 (RID_LAST_CXX0X): New.
4008 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
4009 by -Wall.
4010 * c.opt (Wc++0x-compat): New.
4011 * doc/invoke.texi (-Wc++0x-compat): Document.
4013 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4015 * builtins.c (fold_builtin_carg): New.
4016 (fold_builtin_1): Use it.
4018 2007-01-24 Jan Hubicka <jh@suse.cz>
4020 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
4022 * ipa-inline.c (initial_insns, max_insns): Delete.
4023 (compute_max_insns): New function.
4024 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
4025 of insns as base for code growth.
4026 (cgraph_decide_inlining): Make initial_insns local; do not compute
4027 max_insns.
4028 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
4029 * doc/invoke.texi (inline-unit-growth): Update docs.
4031 2007-01-24 Jakub Jelinek <jakub@redhat.com>
4033 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
4034 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
4035 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
4036 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
4037 for CPUs that have PTA_CX16 set.
4039 PR middle-end/27416
4040 * gimplify.c (omp_check_private): New function.
4041 (gimplify_scan_omp_clauses): Use it for
4042 firstprivate/lastprivate/reduction.
4044 PR middle-end/30494
4045 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
4046 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
4048 PR middle-end/30421
4049 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
4050 If lower_lastprivate_clauses emits some statements, append them
4051 to dlist rather than body_p and to body_p append an initializer.
4052 (lower_omp_for): Adjust caller.
4054 2007-01-24 Steve Ellcey <sje@cup.hp.com>
4056 * target.h (globalize_decl_name): New.
4057 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
4058 * output.h (default_globalize_decl_name): New.
4059 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
4060 globalize_label.
4061 (globalize_decl): Ditto.
4062 (default_globalize_decl_name): New.
4063 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
4064 (ia64_handle_version_id_attribute): New.
4065 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
4066 (ia64_asm_output_external): Use globalize_decl_name instead
4067 of globalize_label.
4068 * doc/extend.texi (version_id): New pragma.
4069 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
4071 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
4073 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
4074 _uleb128_t and _Unwind_SWord with _sleb128_t.
4075 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
4076 uw_frame_state_for, uw_update_context_1): Likewise.
4077 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
4078 * unwind-pe.h (read_uleb128, read_sleb128,
4079 read_encoded_value_with_base): Likewise.
4080 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
4082 2007-01-24 Richard Guenther <rguenther@suse.de>
4084 * builtins.c (expand_builtin_cexpi): Get the fndecl
4085 for cexp in the correct way.
4087 2007-01-24 Jan Hubicka <jh@suse.cz>
4089 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
4091 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
4093 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
4094 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
4095 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
4096 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
4097 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
4098 __SIZEOF_PTRDIFF_T__.
4099 * doc/cpp.texi: Documentation for the new builtin macros added.
4101 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
4103 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
4104 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
4105 instead of operands[2] to avoid access past the end of array.
4107 2007-01-24 Richard Sandiford <richard@codesourcery.com>
4109 * reload1.c (emit_reload_insns): Pass the reload register
4110 for a non-spill output reload through forget_old_reloads_1.
4112 2007-01-23 Joseph Myers <joseph@codesourcery.com>
4114 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
4115 _SOFT_DOUBLE if doubles use software floating-point.
4116 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
4117 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
4118 * config/rs6000/darwin-ldouble.c: Also compile functions for
4119 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
4120 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
4121 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
4122 commented-out long double override.
4123 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
4124 * config/rs6000/eabispe.h: Likewise.
4125 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
4126 long double for non-SPE.
4127 (rs6000_handle_option): Likewise.
4128 (invalid_e500_subreg): Disallow more subregs involding DImode,
4129 DFmode, TImode or TFmode.
4130 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
4131 E500 double.
4132 (legitimate_lo_sum_address_p): Also check for TFmode for E500
4133 double.
4134 (rs6000_legitimize_address): Also handle TFmode for E500 double.
4135 (rs6000_legitimize_reload_address): Also handle TFmode for E500
4136 double.
4137 (rs6000_legitimate_address): Also check for TFmode for E500
4138 double.
4139 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
4140 (spe_build_register_parallel): Handle TFmode and TCmode.
4141 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
4142 double.
4143 (function_arg): Handle TFmode and TCmode for E500 double.
4144 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
4145 in general.
4146 (print_operand): Handle TFmode and TImode for %y.
4147 (rs6000_generate_compare): Handle TFmode comparisons for E500
4148 double.
4149 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
4150 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
4151 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
4152 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
4153 TFmode for E500 double.
4154 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
4155 (floatsidf2): Enable for E500 double.
4156 (movtf_softfloat): Use rs6000_nonimmediate_operand.
4157 (extenddftf2): Change to extenddftf2_fprs.
4158 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
4159 depending on TARGET_E500_DOUBLE.
4160 (extendsftf2): Enable for E500 double.
4161 (trunctfdf2): Enable for E500 double.
4162 (trunctfsf2): Change to trunctfsf2_fprs.
4163 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
4164 depending on TARGET_E500_DOUBLE.
4165 (floatsitf2): Enable for E500 double.
4166 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
4167 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
4168 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
4169 (negtf2): Change to negtf2_internal.
4170 (negtf2): New expander.
4171 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
4172 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
4173 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
4174 (movdi_internal32): Use rs6000_nonimmediate_operand.
4175 (unnamed splitter): Likewise.
4176 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
4177 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
4178 (SPE64TF, DITI): New mode macros.
4179 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
4180 modes.
4181 (frob_tf_ti): New.
4182 (frob_<mode>_di_2): New.
4183 (frob_tf_di_8_2): New.
4184 (frob_di_df): Change to frob_di_<mode>; allow more modes.
4185 (frob_ti_tf): New.
4186 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
4187 more modes.
4188 (frob_ti_<mode>_8_2): New.
4189 (frob_ti_tf_2): New.
4190 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
4191 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
4192 TFmode.
4193 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
4194 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
4195 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
4196 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
4197 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
4198 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
4199 tsttflt_gp): New.
4201 2007-01-23 Ian Lance Taylor <iant@google.com>
4203 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
4204 insn-*.o first.
4205 (OBJS-archive): Reformat, alphabetize.
4206 (OBJS): Change out_object_file to OBJS-md.
4208 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
4210 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
4211 JUMP_P and CALL_P predicates where applicable.
4212 * config/i386/i386.c: Ditto.
4213 * config/i386/i386.md: Ditto.
4214 * config/i386/mmx.md: Ditto.
4215 * config/i386/predicates.md: Ditto.
4217 2007-01-22 Andreas Schwab <schwab@suse.de>
4219 * config/m68k/m68k.h: Fix comment.
4221 2007-01-22 Jan Hubicka <jh@suse.cz>
4223 * passes.c (init_optimization_passes): Do not rerun
4224 pass_early_warn_uninitialized.
4226 2007-01-22 Richard Guenther <rguenther@suse.de>
4228 PR tree-optimization/30038
4229 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
4230 function.
4231 (execute_cse_sincos_1): Likewise.
4232 (execute_cse_sincos): Likewise.
4233 (gate_cse_sincos): Likewise.
4234 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
4235 the cexpi() canonicalization of sincos().
4236 * tree-pass.h (pass_cse_sincos): Declare.
4237 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
4239 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
4241 PR rtl-optimization/29329
4242 * combine.c (replaced_rhs_insn): Rename to i2mod.
4243 (replaced_rhs_value): Rename to i2mod_new_rhs.
4244 (i2mod_old_rhs): New global variable.
4245 (combine_instructions): Adjust for above change. Save a copy of
4246 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
4247 note are substituted in the second instruction.
4248 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
4249 ditch the note if it pertains to the second eliminated register
4250 and this register is mentioned in i2mod_old_rhs.
4252 Revert:
4253 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
4255 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
4256 the insn to which the note was originally attached.
4258 2007-01-21 Jan Hubicka <jh@suse.cz>
4260 * ipa-inline.c (inlining_mode): Comment, move up.
4261 (cgraph_decide_inlining_incrementally): Do not perform inlining
4262 itself; fix handling of flattening of self recursive functions.
4263 (cgraph_find_cycles): Remove.
4264 (cgraph_flatten_node): Remove.
4265 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
4266 (try_inline): New function.
4267 (cgraph_early_inlining): Update call of
4268 cgraph_decide_inlining_incrementally. Apply inlining here.
4269 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
4271 2007-01-21 Dirk Mueller <dmueller@suse.de>
4273 PR bootstrap/30511
4274 * tree-vrp.c (check_array_bounds): do not warn
4275 about ADDR_EXPR's of ARRAY_REF's which are immediately
4276 used in binary expressions.
4278 2007-01-21 Ira Rosen <irar@il.ibm.com>
4280 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
4281 read_write_dep and macros for its access.
4282 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
4283 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
4284 argument, call vect_check_interleaving for every independent pair of
4285 data-refs. Mark loads that access the same memory location as a store
4286 in the loop.
4287 (vect_check_dependences): Remove.
4288 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
4289 call, fix the call to vect_analyze_data_ref_dependence.
4290 (vect_analyze_data_ref_access): For statements that access the same
4291 data-ref, check that they are not stores; for loads, check that there
4292 is no store that access the same location.
4294 2007-01-20 Roger Sayle <roger@eyesopen.com>
4295 Joseph Myers <joseph@codesourcery.com>
4297 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
4298 (-fdump-rtl-stack): Likewise.
4299 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
4300 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
4301 (-mpt-fixed): Use @minus{} for minus sign.
4302 (Using Precompiled Headers): Fix under/overfull hbox.
4304 2007-01-20 Jan Hubicka <jh@suse.cz>
4306 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
4307 place within annotation.
4309 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4311 * pa.c (output_move_double): Change array size of xoperands to 4.
4313 2007-01-20 Jan Hubicka <jh@suse.cz>
4315 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
4316 as temporary.
4318 2007-01-19 Ian Lance Taylor <iant@google.com>
4320 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
4321 constant to unsigned HOST_WIDE_INT before negating.
4323 2007-01-19 Ian Lance Taylor <iant@google.com>
4325 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
4326 to unsigned.
4327 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
4328 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
4329 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
4330 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
4331 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
4332 (realloc_vdef, realloc_vuse): Change second parameter to
4333 unsigned.
4334 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
4335 fields to unsigned.
4336 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
4337 unsigned. Change x and lim locals to unsigned.
4338 (realloc_vdef, realloc_vuse): Change num_elem parameter to
4339 unsigned.
4340 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
4341 (copy_virtual_operands): Change i and n locals to unsigned.
4343 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4345 PR middle-end/29335
4346 * builtins.c (fold_builtin_1): Handle builtin fdim.
4348 2007-01-20 Jan Hubicka <jh@suse.cz>
4350 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
4351 * tree-ssa-structalias.c (compute_points_to_sets): Do call
4352 init_alias_heapvars.
4353 (init_alias_heapvars): Initialize only when not already initialized.
4354 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
4356 2007-01-19 Roger Sayle <roger@eyesopen.com>
4358 * common.opt (fsigned-zeros): New command line option.
4359 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
4360 of flag_unsafe_math_optimizations.
4361 * opts.c (set_fast_math_flags): The -ffast-math command line option
4362 implies -fno-signed-zeros.
4363 (fast_math_flags_set_p): Likewise.
4365 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
4366 the documentation of -ffast-math appropriately. Wrap long lines.
4368 2007-01-19 Steve Ellcey <sje@cup.hp.com>
4370 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
4371 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
4373 2007-01-19 Tomas Bily <tbily@suse.cz>
4375 * cgraphunit.c (cgraph_finalize_function): Updating of pid
4376 * tree-profile.c:
4377 (tree_init_ic_make_global_vars): New function
4378 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
4379 (tree_gen_ic_profiler): New function
4380 (tree_gen_ic_func_profiler): New function
4381 (tree_profiling): Added calling of tree_gen_ic_func_profiler
4382 (tree_profile_hooks): Added hook for indirec/virtual calls
4383 * value-prof.c (tree_find_values_to_profile): New case for
4384 indirect calls
4385 (tree_values_to_profile): Call for determining indirect/virtual
4386 counters
4387 (tree_indirect_call_to_profile): New function
4388 (tree_ic_transform): New function
4389 (tree_ic): New function
4390 (find_func_by_pid): New function
4391 (init_pid_map): New function
4392 (tree_value_profile_transformations): Added check for
4393 indirect/virtual call transformation
4394 * value-prof.h (enum hist_type): New counter type for
4395 indirect/virtual calls
4396 (profile_hooks): Added new hook for profiling indirect/virtual
4397 calls
4398 * profile.c (instrument_values): New case for indirect/virtual
4399 call added
4400 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
4401 (GCOV_COUNTER_V_INDIR): New counter type
4402 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
4403 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
4404 call added
4405 * cgraph.c: Definition of cgraph_max_pid
4406 (cgraph_create_node): Default init of pid attribute
4407 * cgraph.h: Declaration of cgraph_max_pid
4408 (struct cgraph_node): Added pid attribute
4409 * libgcov.c (__gcov_indirect_call_profiler): New function
4410 (__gcov_one_value_profiler_body): New function
4411 (__gcov_one_value_profiler): Body was moved to
4412 __gcov_one_value_profiler_body and calls it
4414 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
4416 * doc/gty.texi (Options): Document the mark_hook option to GTY.
4417 * gengtype.c (write_types_data, write_func_for_structure,
4418 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
4419 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
4420 (walk_type, write_func_for_structure): Generate the mark_hook if
4421 needed.
4423 2007-01-19 Jan Hubicka <jh@suse.cz>
4425 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
4426 'early' argument take inlining mode argument specifying whether to
4427 inline for size/speeed or all functions; add support for flattening;
4428 improve dumpting.
4429 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
4431 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4433 PR c++/17947
4434 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
4435 the name of the declared identifier.
4437 2007-01-19 Dirk Mueller <dmueller@suse.de>
4439 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
4440 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
4441 duplicate evaluation.
4443 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
4445 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
4446 Macroize expander using X87MODEF12 mode macro. Extend operand 1
4447 to XFMode, use acosxf2 and truncate result to requested mode.
4448 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
4449 (asin<mode>2): Similarly, with asin expanders.
4450 (*fscalexf4_i387): Rename from *fscalexf4.
4451 (expNcorexf3): New expander.
4452 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
4453 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
4454 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
4455 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
4456 patterns for SSE math.
4457 (exp10<mode>2): Similarly, with exp10 expanders.
4458 (exp2<mode>2): Similarly, with exp2 expanders.
4459 (expm1<mode>2): Similarly, with expm1 expanders.
4460 (ldexp<mode>3): Similarly, with ldexp expanders.
4461 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
4462 Use gen_truncxf<mode>2_i387_noop to truncate result.
4464 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4466 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
4467 for ColdFire targets.
4469 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
4470 Richard Sandiford <richard@codesourcery.com>
4472 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
4473 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
4474 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
4475 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
4476 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
4477 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
4479 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4481 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
4482 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
4483 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
4484 (*adddi_dilshr32_cf): New pattern.
4485 (adddi3, subdi3): Remove first alternatives.
4487 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4489 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
4490 implemented using move.l, do not use its cc result for floating-point
4491 comparisons.
4493 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4495 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
4496 from accepting 's' constraints if flag_pic.
4498 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4500 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
4501 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
4502 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
4503 condition from TARGET_68881 to TARGET_HARD_FLOAT.
4505 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
4507 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
4508 ColdFire alternatives.
4509 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
4510 * config/m68k/m68k.md (clzsi2): Define for ColdFire
4511 architectures that support ff1 instruction.
4513 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4514 Julian Brown <julian@codesourcery.com>
4516 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
4517 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
4518 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
4519 Add commentary.
4521 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4523 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
4524 and return a bool.
4525 (output_move_const_into_data_reg, output_move_simode_const): Delete.
4526 * config/m68k/m68k.c (const_method, const_int_cost): Take a
4527 HOST_WIDE_INT instead of an rtx.
4528 (m68k_rtx_costs): Update call accordingly.
4529 (output_move_const_into_data_reg): Likewise. Fix formatting.
4530 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
4531 Return a bool.
4532 (output_move_simode_const): Update calls after above changes.
4533 Rework to use automatic variables and predicates like MEM_P.
4534 * config/m68k/m68k.md (pushexthisi_const): Update call to
4535 valid_mov3q_const.
4537 2007-01-19 Dirk Mueller <dmueller@suse.de>
4539 * tree-ssa-alias.c (perform_var_substitution): Fix typo
4540 in dump_flags test.
4542 2007-01-19 Richard Guenther <rguenther@suse.de>
4544 * builtins.c (expand_builtin_cexpi): Fall back to expanding
4545 via cexp in case sincos is not available.
4547 2007-01-19 Richard Guenther <rguenther@suse.de>
4549 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
4550 * defaults.h (TARGET_HAS_SINCOS): Default to off.
4551 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
4552 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
4553 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
4554 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
4555 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
4556 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
4558 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
4560 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
4561 New insn patterns.
4562 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
4563 (atan2xf3): Directly generate RTL pattern.
4564 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
4565 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
4566 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
4567 disable patterns for SSE math.
4568 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
4569 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
4570 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
4571 disable patterns for SSE math.
4573 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
4575 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
4577 2007-01-18 Roger Sayle <roger@eyesopen.com>
4579 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
4580 VIEW_CONVERT_EXPR to the same type as it's operand.
4582 2007-01-18 David Edelsohn <edelsohn@gnu.org>
4584 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
4585 configured for long double 128.
4587 2007-01-18 Mike Stump <mrs@apple.com>
4589 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
4590 error.
4592 2007-01-18 Michael Meissner <michael.meissner@amd.com>
4594 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
4595 type correct.
4597 2007-01-18 Jan Hubicka <jh@suse.cz>
4599 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
4600 greater than NUM_VOP_FREE_BUCKETS.
4602 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
4604 * tree-ssa-structalias.c: Update comments.
4605 (ptabitmap_obstack): Removed.
4606 (pta_obstack): New.
4607 (oldpta_obstack): Ditto.
4608 (stats): Add a few members.
4609 (struct variable_info): Remove node, complex, address_taken, and
4610 indirect_target members. Add oldsolution member.
4611 (new_var_info): Do not initialize removed members.
4612 (constraint_expr_type): Remove INCLUDES.
4613 (constraint_graph): Add size, implicit_preds, rep,
4614 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
4615 (FIRST_REF_NODE): New macro.
4616 (LAST_REF_NODE): Ditto.
4617 (FIRST_ADDR_NODE): Ditto.
4618 (find): New function.
4619 (unite): Ditto.
4620 (dump_constraint): Do not handle INCLUDES.
4621 (insert_into_complex): Do not insert duplicate constraints.
4622 (condense_varmap_nodes): Renamed and rewritten into ...
4623 (merge_node_constraints): This. Also fix bug in handling of
4624 offseted copy constraints.
4625 (clear_edges_for_node): No longer need to deal with preds at all,
4626 or removing associated preds/succs.
4627 (merge_graph_nodes): Deal with indirect_cycles.
4628 Don't deal with predecessors.
4629 (add_implicit_graph_edge): New function.
4630 (add_pred_graph_edge): Ditto.
4631 (add_graph_edge): Don't deal with predecessors.
4632 (build_constraint_graph): Removed.
4633 (build_pred_graph): New function.
4634 (build_succ_graph): Ditto.
4635 (struct scc_info): Removed in_component. Added roots, dfs, and
4636 node_mapping. Remove visited_index, unification_queue.
4637 (scc_visit): Deal with union-find we do now.
4638 Deal with cycles with REF nodes.
4639 (collapse_nodes): Renamed and rewritten to ...
4640 (unify_nodes): This.
4641 (process_unification_queue): Removed.
4642 (topo_visit): Cleanup
4643 (do_da_constraint): Use find.
4644 (do_sd_constraint): Ditto.
4645 (do_ds_constraint): Ditto.
4646 (do_complex_constraint): Ditto.
4647 (init_scc_info): Update for removed and added members.
4648 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
4649 (find_indirect_cycles): This.
4650 (equivalence_class): New variable.
4651 (label_visit): New function.
4652 (perform_variable_substitution): Rewritten.
4653 (free_var_substitution_info): New function.
4654 (find_equivalent_node): Ditto.
4655 (move_complex_constraints): Ditto.
4656 (eliminate_indirect_cycles): Ditto.
4657 (solve_graph): Only propagate changed bits.
4658 Use indirect cycle elimination.
4659 Use find.
4660 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
4661 (tree_id_eq): Renamed to ...
4662 (tree_vi_eq): This. Update for member change
4663 (insert_id_for_tree): Renamed and rewritten to ...
4664 (insert_vi_for_tree): This.
4665 (lookup_id_for_tree): Renamed and rewritten to ...
4666 (lookup_vi_for_tree): This.
4667 (get_id_for_tree): Renamed and rewritten to ...
4668 (get_vi_for_tree): Ditto.
4669 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
4670 (process_constraint): Don't handle INCLUDES.
4671 Remove special ADDRESSOF case.
4672 (find_func_aliases): Rewrite to use vi functions instead of id
4673 ones.
4674 (create_function_info_for): Ditto.
4675 (create_variable_info_for): Ditto.
4676 (intra_create_variable_infos): Ditto.
4677 (merge_smts_into): Ditto.
4678 (find_what_p_points_to): Ditto.
4679 (init_base_vars): Ditto.
4680 (init_alias_vars): Ditto.
4681 (remove_preds_and_fake_succs): New function.
4682 (dump_sa_points_to_info): Dump new stats.
4683 (dump_solution_for_var): Use find.
4684 (set_used_smts): Fix formatting.
4685 (compute_points_to_sets): Updated for new functions.
4686 (ipa_pta_execute): Ditto.
4688 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4689 Richard Sandiford <richard@codesourcery.com>
4691 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
4692 parallels.
4693 * calls.c (expand_call): If the return value is a PARALLEL,
4694 extract its first member.
4695 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
4696 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
4697 use FUNCTION_EXTRA_EPILOGUE.
4698 (m68k_function_value): Return a PARALLEL if the return value
4699 is of a pointer type.
4700 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
4701 (FUNCTION_EXTRA_EPILOGUE): Remove.
4702 * config/m68k/m68k.md (D0_REG): New constant.
4704 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4706 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
4707 output a NOP for empty epilogues.
4709 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4711 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
4712 before function. Extend register save check to include all
4713 registers, not just integer ones.
4715 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4717 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
4718 (m68k_use_return_insn): ...this.
4719 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
4720 * config/m68k/m68k.c (use_return_insn): Rename to...
4721 (m68k_use_return_insn): ...this.
4722 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
4723 of USE_RETURN_INSN.
4725 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4727 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
4728 nearest even, fix denormal rounding overflow.
4730 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4732 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
4733 f%$smove and f%$move.
4734 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
4735 (extendsfdf2_cf): Use fdmove instead of f%&move.
4736 (truncdfsf2_cf): Use fsmove instead of f%$smove.
4737 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
4739 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4741 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
4742 GPR<-GPR moves.
4744 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4746 * real.h (real_format): Add a canonical_nan_lsbs_set field.
4747 (coldfire_single_format): Declare.
4748 (coldfire_double_format): Likewise.
4749 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
4750 of qnan_msb_set to determine the lower bits of a canonical
4751 NaN significand.
4752 (encode_ieee_double): Likewise.
4753 (encode_ieee_quad): Likewise.
4754 (ieee_single_format): Initialize canonical_nan_lsbs_set.
4755 (mips_single_format): Likewise.
4756 (ieee_double_format): Likewise.
4757 (mips_double_format): Likewise.
4758 (ieee_extended_motorola_format): Likewise.
4759 (ieee_extended_intel_96_format): Likewise.
4760 (ieee_extended_intel_128_format): Likewise.
4761 (ieee_extended_intel_96_round_53_format): Likewise.
4762 (ibm_extended_format): Likewise.
4763 (mips_extended_format): Likewise.
4764 (ieee_quad_format): Likewise.
4765 (mips_quad_format): Likewise.
4766 (vax_f_format): Likewise.
4767 (vax_d_format): Likewise.
4768 (vax_g_format): Likewise.
4769 (i370_single_format): Likewise.
4770 (i370_double_format): Likewise.
4771 (decimal_single_format): Likewise.
4772 (decimal_double_format): Likewise.
4773 (decimal_quad_format): Likewise.
4774 (c4x_single_format): Likewise.
4775 (c4x_extended_format): Likewise.
4776 (real_internal_format): Likewise.
4777 (coldfire_single_format): New real_format.
4778 (coldfire_double_format): Likewise.
4779 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
4780 canonical_nan_lsbs_set.
4781 (pdp11_d_format): Likewise.
4782 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
4783 if TARGET_COLDFIRE_CPU.
4785 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4787 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
4788 (output_call, m68k_legitimize_call_address): Declare.
4789 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
4790 parenthesees. Add support for a 'W' constraint.
4791 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
4792 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
4793 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
4794 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
4795 variables.
4796 (override_options): Initialize them. Do not set flag_no_function_cse
4797 for TARGET_ID_SHARED_LIBRARY.
4798 (m68k_output_pic_call): Delete.
4799 (m68k_legitimize_call_address): New function.
4800 (print_operand): Remove the %o prefix. Handle the %p prefix.
4801 (output_call): New function.
4802 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
4803 target address from the GOT if symbolic jumps are not allowed.
4804 * config/m68k/m68k.md (call, general_operand): Do not set
4805 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
4806 Merge separate flag_pic and !flag_pic define_insns into...
4807 (*call, *call_value): ...these new patterns. Match the address
4808 rather than the containing MEM and require it to be a call_operand.
4809 Use output_call to generate the asm template.
4810 * config/m68k/predicates.md (const_call_operand): New predicate.
4811 (call_operand): Likewise.
4813 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4815 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
4816 (STACK_GROWS_DOWNWARD): Define to 1.
4817 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
4818 comments, emphasizing that these values are only defaults.
4819 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
4820 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
4822 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4824 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
4826 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4827 Richard Sandiford <richard@codesourcery.com>
4829 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
4830 (FP_REGNO_P): New macros.
4831 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
4832 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
4833 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
4834 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
4836 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4838 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
4839 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
4840 to $tmake_file.
4841 * config/m68k/t-floatlib: New file, extracting common code from...
4842 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
4843 * config/m68k/t-uclinux: Here.
4844 * config/m68k/fpgnulib.c: Do not compile extendeed precision
4845 routines on ColdFire targets.
4847 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4849 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
4850 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
4851 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
4852 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
4853 explicitly set MOTOROLA to 1.
4854 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
4856 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4857 Nathan Sidwell <nathan@codesourcery.com>
4859 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
4860 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
4861 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
4862 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
4863 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
4864 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
4865 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
4866 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
4867 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
4868 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
4869 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
4870 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
4871 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
4872 (DBX_REGISTER_NUMBER): Delete.
4873 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
4874 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
4875 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
4877 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4879 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
4880 * config/flat.h: New file.
4881 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
4882 OBJECT_FORMAT_FLAT.
4883 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
4884 indirect references for -msep-data or -mid-shared-library.
4885 Do not use PC-relative code addresses either.
4886 * config/m68k/m68k.c (override_options): Restrict -fPIC error
4887 to -mpcrel.
4888 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
4889 for shared libraries and crt1.o for executables. Use crti.o and
4890 crtbegin.o.
4891 (ENDFILE_SPEC): Use crtend.o and crtn.o.
4892 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
4893 Do not add -elf2flt or -shared-lib-id options here.
4894 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
4895 Pass -shared-lib-id if -mid-shared-library, taking the library
4896 identifier from -mshared-library-id if given, otherwise
4897 defaulting to 0.
4898 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
4899 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
4900 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
4901 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
4902 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
4903 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
4904 and crtend.o.
4905 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
4906 jump sequence for ISA A and ISA A+.
4907 (PICJUMP): Likewise.
4909 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4911 * config.gcc (m68k-*-uclinux*): Base the port on the common
4912 and m68k GNU/Linux files rather than on the generic ELF ones.
4913 * config/m68k/uclinux.h (TARGET_VERSION): Override.
4914 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
4916 2007-01-18 Julian Brown <julian@codesourcery.com>
4917 Richard Sandiford <richard@codesourcery.com>
4919 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
4920 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4921 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
4922 before redefining.
4923 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
4924 80 unconditionally.
4925 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4927 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4929 * doc/install.texi: Document m68k-uclinuxoldabi.
4930 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
4931 * config/m68k/uclinux-oldabi.h: New file, copied from
4932 config/m68k/uclinux.h.
4934 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
4936 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
4937 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
4938 (m32r_compute_frame_size): Use unsigned for regno.
4939 (m32r_reload_lr): Use gen_frame_mem.
4940 (pop): New.
4941 (m32r_output_function_epilogue): Don't output the function epilogue
4942 textually here.
4943 (m32r_expand_epilogue): New.
4944 (direct_return): Return false if the function has the interrupt
4945 attribute.
4946 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
4947 * config/m32r/m32r.md (epilogue): New expander.
4948 (return_lr, return_rte): New insns.
4949 (return): Make it expander.
4950 (return_normal): New expander.
4952 2007-01-18 Josh Conner <jconner@apple.com>
4954 PR target/30485
4955 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
4956 support for UNLE, UNLT, UNGE, and UNGT.
4958 2007-01-18 Jan Hubicka <jh@suse.cz>
4960 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
4961 * tree-tailcall (add_virtual_phis): Likewise.
4962 (optimize_tail_call): Return TODOs.
4963 (execute_tail_calls): Return TODOs.
4964 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
4965 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
4966 changed.
4967 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
4968 Cleanup cfg using TODO.
4969 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
4970 * passes.c (execute_function_todo): When cleanup did something, remove
4971 unused locals.
4972 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
4973 (make_edges): Don't cleanup_cfg.
4975 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
4977 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
4978 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
4979 operate on the top of stack.
4980 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
4981 register handling of instructions that output to the second
4982 stack slot.
4983 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
4984 (move_for_stack_reg): Special-case check for dead destination
4985 stack slot for constant load of 1.0 inside UNSPEC_TAN.
4987 * config/i386/i386.md (UNSPEC_TAN): New constant.
4988 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
4989 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
4990 to correctly model move of constant 1.0 to top stack slot.
4991 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
4992 (unnamed peephole2 pattern): Remove corresponding peephole2
4993 pattern that optimizes tan insn and loading of constant 1.0.
4994 (tanxf2): Use fptanxf4_i387.
4995 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
4996 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
4997 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
4998 disable patterns for SSE math.
4999 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
5000 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
5002 2007-01-18 Dirk Mueller <dmueller@suse.de>
5003 Richard Guenther <rguenther@suse.de>
5005 PR diagnostic/8268
5006 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
5007 * common.opt (Warray-bounds): Add new warning option.
5008 * c-opts.c (c_common_handle_option): Define -Warray-bounds
5009 if -Wall is given.
5010 * Makefile.in: make tree-vrp.o depend on toplev.h
5011 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
5012 is enabled.
5013 (check_array_refs, check_array_bounds, check_array_ref): New.
5015 2007-01-18 Jan Hubicka <jh@suse.cz>
5017 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
5018 (execute_ssa_ccp): Return flags conditionally.
5019 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
5020 changed.
5021 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
5023 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
5025 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
5026 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
5028 * Makefile.c (GTFILES): Add cfglayout.h.
5029 * gengtype.c (open_base_files): Likewise.
5030 * cfglayout.c (cfg_layout_function_footer,
5031 cfg_layout_function_header) Reindent to make gengtype happy.
5032 * cfglayout.h (cfg_layout_function_footer,
5033 cfg_layout_function_header): Add GTY(()) marker.
5035 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
5037 2007-01-18 Ben Elliston <bje@au.ibm.com>
5039 * genautomata.c (write_automata): Include xstrerror output in the
5040 error message if writing the DFA description file fails.
5042 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
5044 * config/mips/mips-protos.h (mips_output_external): Make it
5045 return void.
5046 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
5047 * config/mips/mips.c (irix_output_external_libcall): Likewise.
5048 (extern_list): Likewise.
5049 (extern_head): Likewise.
5050 (TARGET_ASM_FILE_END): Likewise.
5051 (mips_file_end): Likewise.
5052 (mips_output_external): Rewritten.
5054 2007-01-18 Ben Elliston <bje@au.ibm.com>
5056 * genpreds.c (write_insn_preds_c): Only write out the function
5057 body for regclass_for_constraint if we have register constraints.
5059 2007-01-17 Tom Tromey <tromey@redhat.com>
5061 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
5062 * doc/install.texi (Testing): Use sourceware.org.
5063 (Binaries): Likewise.
5064 (Specific): Likewise.
5065 * doc/contrib.texi (Contributors): Use sourceware.org.
5067 2007-01-17 Anatoly Sokolov <aesok@post.ru>
5069 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
5070 (AVR_ENHANCED): Rename to ...
5071 (AVR_HAVE_MUL): ... new.
5072 (avr_enhanced_p): Rename to ...
5073 (avr_have_mul_p): ... new.
5074 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
5075 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
5076 * config/avr/avr.c (avr_enhanced_p): Rename to ...
5077 (avr_have_mul_p): ... new.
5078 (base_arch_s): Rename 'enhanced' to 'have_mul'.
5079 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
5080 'avr_enhanced_p' and 'enhanced'.
5081 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
5082 AVR_HAVE_MUL instead of AVR_ENHANCED.
5083 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
5084 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
5085 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
5086 instead of AVR_ENHANCED.
5087 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
5088 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
5089 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
5091 2007-01-17 Ian Lance Taylor <iant@google.com>
5093 * vec.h (VEC_reserve_exact): Define.
5094 (vec_gc_p_reserve_exact): Declare.
5095 (vec_gc_o_reserve_exact): Declare.
5096 (vec_heap_p_reserve_exact): Declare.
5097 (vec_heap_o_reserve_exact): Declare.
5098 (VEC_OP (T,A,reserve_exact)): New static inline function, three
5099 versions.
5100 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
5101 negative parameter.
5102 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
5103 (VEC_OP (T,A,copy)) [all versions]: Likewise.
5104 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
5105 * vec.c (calculate_allocation): Add exact parameter. Change all
5106 callers.
5107 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
5108 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
5109 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
5110 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
5111 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
5112 (vec_heap_p_reserve_exact): New function.
5113 (vec_heap_o_reserve_exact): New function.
5115 2007-01-17 Jan Hubicka <jh@suse.cz>
5117 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
5119 2007-01-17 Eric Christopher <echristo@apple.com>
5121 * config.gcc: Support core2 processor.
5123 2007-01-16 Jan Hubicka <jh@suse.cz>
5125 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
5126 the names, just unlink the chain so we don't crash on dangling pointers
5127 to dead SSA names.
5129 2007-01-16 Jan Hubicka <jh@suse.cz>
5131 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
5132 * tree-pass.h: Reorder to make IPA passes appear toegher.
5133 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
5134 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
5135 parameters, do not call early inliner.
5136 * ipa-inline.c: Update comments. Include tree-flow.h
5137 (cgraph_decide_inlining): Do not compute inlining parameters.
5138 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
5139 be called with function context set up.
5140 (pass_ipa_inline): Remove unreachable functions before pass.
5141 (cgraph_early_inlining): Simplify assuming to be called from the
5142 PM as local pass.
5143 (pass_early_inline): New pass.
5144 (cgraph_gate_ipa_early_inlining): New gate.
5145 (pass_ipa_early_inline): Turn into simple wrapper.
5146 (compute_inline_parameters): New function.
5147 (gate_inline_passes): New gate.
5148 (pass_inline_parameters): New pass.
5149 (apply_inline): Move here from tree-optimize.c
5150 (pass_apply_inline): New pass.
5151 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
5152 transforming.
5153 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
5154 doing them by hand.
5155 (tree_function_versioning): Do not allocate dummy struct function.
5156 * tree-inline.h (optimize_inline_calls): Update prototype.
5157 * tree-optimize.c (execute_fixup_cfg): Export.
5158 (pass_fixup_cfg): Remove
5159 (tree_rest_of_compilation): Do not apply inlines.
5160 * tree-flow.h (execute_fixup_cfg): Declare.
5161 * Makefile.in (gt-passes.c): New.
5162 * passes.c: Include gt-passes.h
5163 (init_optimization_passes): New passes.
5164 (nnodes, order): New static vars.
5165 (do_per_function_toporder): New function.
5166 (execute_one_pass): Dump current pass here.
5167 (execute_ipa_pass_list): Don't dump current pass here.
5169 2007-01-16 Janis Johnson <janis187@us.ibm.com>
5171 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
5172 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
5174 2007-01-16 David Edelsohn <edelsohn@gnu.org>
5176 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
5177 (strong_alias): Define.
5178 (__gcc_qmul): Provide non-FMA for soft-float.
5179 (__gcc_qdiv): Same.
5180 (__gcc_qneg): New.
5181 (__gcc_qeq): New.
5182 (__gcc_qle): New.
5183 (__gcc_qge): New.
5184 (__gcc_qunord): New.
5185 (__gcc_stoq): New.
5186 (__gcc_dtoq): New.
5187 (__gcc_qtos): New.
5188 (__gcc_qtod): New.
5189 (__gcc_qtoi): New.
5190 (__gcc_qtou): New.
5191 (__gcc_itoq): New.
5192 (__gcc_utoq): New.
5193 (fmsub): New.
5194 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
5195 soft-float functions.
5196 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
5197 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
5198 about long double soft float.
5200 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
5201 Tehila Meyzels <tehila@il.ibm.com>
5203 * tree-vectorizer.h (is_pattern_stmt_p): New.
5204 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
5205 formatting (tabs instead of spaces). Cleanup and clarify setting
5206 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
5207 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
5208 (vectorizable_type_demotion): Check that types are integral.
5209 (vectorizable_type_promotion): Likewise.
5210 (vectorizable_store): Fix typo. Eliminate new-line at end of
5211 comments.
5213 2007-01-16 Jan Hubicka <jh@suse.cz>
5215 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
5216 cgraph edges too.
5218 2007-01-15 Eric Christopher <echristo@apple.com>
5220 * ifcvt.c: Include vec.h, vecprim.h.
5221 (check_cond_move_block): New argument regs.
5222 Reorganize. Add registers used to regs.
5223 (cond_move_process_if_block): Use regs set above as
5224 loop bounds.
5226 2007-01-15 Eric Christopher <echristo@apple.com>
5228 * config/darwin.h: Update copyright.
5229 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
5230 (LINK_COMMAND_SPEC): Add -u.
5231 (LINK_SPEC): Fix umbrella for above.
5233 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
5235 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
5236 glibc CVS.
5238 2007-01-15 Tom Tromey <tromey@redhat.com>
5240 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
5241 * doc/install.texi (Testing): Don't mention jacks.
5242 (Configuration): Document --enable-java-maintainer-mode. Move
5243 --with-java-home to libgcj-specific section. Document
5244 --with-ecj-jar.
5245 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
5247 2007-01-15 Jan Hubicka <jh@suse.cz>
5249 * tree-ssa-dce.c (DCE_TODOs): New.
5250 (propagate_necessity): Return if something changed.
5251 (eliminate_unnecessary_stmts): Likewise.
5252 (perform_tree_ssa_dce): Return TODO flags when needed.
5253 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
5255 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
5257 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
5258 (fyl2x_extend<mode>xf3_i387): New insn pattern.
5259 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
5260 patterns using X87MODEF12 mode macro. Extend operand 1
5261 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
5262 (log10<mode>2): Ditto.
5263 (log2<mode>2): Ditto.
5264 (log1p<mode>2): Ditto.
5265 (logb<mode>2): Ditto.
5266 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
5267 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
5268 (*fxtractxf3_i387): Rename from *fxtractxf3.
5269 (fxtract_extend<mode>xf3_i387): New insn pattern.
5270 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
5271 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
5272 and gen_fyl2xxf3_i387().
5274 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
5276 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
5277 * cfgloopmanip.c (fix_loop_placement): Made static. Use
5278 get_loop_exit_edges. Changed return type to bool.
5279 * cfgloop.h (fix_loop_placement): Declaration removed.
5281 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
5283 * param.h (MIN_VECT_LOOP_BOUND): New.
5284 * params.def (MIN_VECT_LOOP_BOUND): New.
5285 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
5286 argument - minimum threshold for number of iterations.
5287 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
5288 argument to declaration.
5289 * tree-vect-analyze.c (vect_analyze_operations): Check value of
5290 MIN_VECT_LOOP_BOUND.
5291 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
5292 slpeel_tree_peel_loop_to_edge with additional argument.
5293 (vect_do_peeling_for_alignment): Likewise.
5294 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
5296 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
5298 PR target/30413
5299 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
5300 operands of size 1.
5302 2007-01-14 Jan Hubicka <jh@suse.cz>
5304 * tree-dfa.c (remove_referenced_var): New function.
5305 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
5306 prune referenced vars list too.
5307 * tree-flow.h (remove_referenced_var): Declare.
5309 2007-01-14 Jan Hubicka <jh@suse.cz>
5311 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
5312 separately.
5313 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
5314 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
5315 * except.h (verify_eh_throw_table_statements): Kill prototype.
5316 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
5317 into call exrepssions.
5318 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
5319 eh trhow verifier.
5320 * tree-cfg.c: Include pointer-set.h.
5321 (verify_node_sharing): Work on pointer set.
5322 (verify_eh_throw_stmt_node): New.
5323 (verify_stmts): Use pointers sets, verify throw_stmt.
5325 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
5327 * ipa-reference.c (analyze_function): Consider also addresses taken
5328 in phi nodes.
5330 2007-01-12 Roger Sayle <roger@eyesopen.com>
5332 * c-typeck.c (null_pointer_constant_p): Replace use of
5333 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
5334 (build_c_cast): Likewise.
5336 2007-01-12 Roger Sayle <roger@eyesopen.com>
5338 * tree.h (force_fit_type_double): Remove unused final argument.
5339 * c-common.c (constant_expression_warning): Replace use of
5340 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
5341 (convert_and_check): Likewise.
5342 (shorten_compare): Update call to force_fit_type_double.
5343 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
5344 * convert.c (convert_to_pointer): Update call to
5345 force_fit_type_double.
5346 * fold-const.c (force_fit_type_double): Remove overflowed_const
5347 argument.
5348 (int_const_binop, fold_convert_const_int_from_int,
5349 fold_convert_const_int_from_real, fold_div_compare,
5350 fold_sign_changed_comparison, fold_unary, fold_negate_const,
5351 fold_abs_const, fold_not_const): Remove the final argument from
5352 calls to force_fit_type_double.
5354 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
5356 * configure.ac: Set insn to "nop" for spu-*-* also.
5357 * configure: Regenerate.
5359 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
5361 * builtins.def : Add BUILT_IN_FREE.
5363 2007-01-12 Jan Hubicka <jh@suse.cz>
5365 PR tree-optimization/30443
5366 * tree-inline.c (tree_function_versioning): Do not optimize when
5367 cloning for inlining.
5369 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
5371 * doc/loop.texi: Document recording of loop exits.
5372 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
5373 (update_single_exits_after_duplication,
5374 update_single_exit_for_duplicated_loop,
5375 update_single_exit_for_duplicated_loops): Removed.
5376 (duplicate_loop_to_header_edge): Do not call
5377 update_single_exits_after_duplication and
5378 update_single_exit_for_duplicated_loops.
5379 (loop_version): Do not update single_exit information.
5380 (fix_loop_structure): Use record_loop_exits instead of
5381 mark_single_exit_loops.
5382 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
5383 the lists of loop exits.
5384 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
5385 split_edge, merge_blocks): Update the lists of loop exits.
5386 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
5387 loop_optimizer_init.
5388 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
5389 of mark_single_exit_loops.
5390 (loop_optimizer_finalize): Call release_recorded_exits.
5391 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
5392 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
5393 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
5394 update single exit information.
5395 * lambda-code.c (perfect_nestify): Ditto.
5396 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
5397 (mark_single_exit_loops): Removed.
5398 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
5399 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
5400 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
5401 functions.
5402 (get_loop_exit_edges, single_exit): Use recorded exit lists.
5403 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
5404 (verify_loop_structure): Verify consistency of the exit lists.
5405 (flow_loops_find): Use alloc_loop. Initialize exits hash.
5406 (set_single_exit): Removed.
5407 * cfgloop.h (struct loop_exit): New function.
5408 (struct loop): single_exit_ field replaced by exits field.
5409 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
5410 (struct loops): Added exits hash.
5411 (mark_single_exit_loops, set_single_exit): Declaration removed.
5412 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
5414 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5416 * doc/invoke.texi: Avoid use of @headitem.
5418 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5420 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
5422 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5424 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
5425 list of targets.
5427 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
5428 Richard Sandiford <richard@codesourcery.com>
5430 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
5431 * config/m68k/m68k.opt: Resort options.
5432 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
5434 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
5435 Richard Sandiford <richard@codesourcery.com>
5437 * doc/invoke.texi: Document the macros that are defined by
5438 m68k's -mtune and -mhard-float options.
5439 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
5440 (m68k_cpp_cpu_family): Likewise.
5441 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
5442 of __ucfv*__ macros. Define __mcffpu__ if generating code for
5443 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
5444 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
5445 (m68k_cpp_cpu_family): Likewise.
5447 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5449 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
5450 macros besides mc68000 as tuning macros. Use a switch statement
5451 to set them and mcpu32.
5453 2007-01-12 Julian Brown <julian@codesourcery.com>
5455 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
5456 (TARGET_68040_ONLY): Rename to...
5457 (TARGET_68040): ...this.
5458 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
5459 * config/m68k/m68k.md: Likewise.
5461 2007-01-12 Julian Brown <julian@codesourcery.com>
5462 Nathan Sidwell <nathan@codesourcery.com>
5463 Richard Sandiford <richard@codesourcery.com>
5465 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
5466 the -mcpu= argument associated with the --with-cpu setting.
5467 Define M68K_DEFAULT_TUNE to the default -mtune= option,
5468 if different from the one implied by the -mcpu setting.
5469 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
5470 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
5471 * doc/invoke.texi: Mention ColdFire in the introduction to the
5472 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
5473 -mno-div and -mhard-float options. Make -m68881 a synonym for
5474 -mhard-float. Document the previously-undocumented -m5206e,
5475 -m528x, -m5307 and -m5407 options. Tweak the existing option
5476 documentation for consistency.
5477 * doc/install.texi: Mention new --with-cpu arguments.
5478 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
5479 default CPU if neither -mcpu nor -march are specified.
5480 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
5481 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
5482 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
5483 using m68k_tune to decide between families that implement the
5484 same ISA. Use m68k_tune to set __mcfv4e__.
5485 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
5486 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
5487 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
5488 (FL_ISA_C, FL_ISA_MMU): New macros.
5489 (MASK_COLDFIRE): Delete.
5490 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
5491 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
5492 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
5493 (TARGET_HARD_FLOAT): Do not define here.
5494 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
5495 (TUNE_68000): New macro.
5496 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
5497 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
5498 (TUNE_CFV2): Redefine in terms of m68k_tune.
5499 (uarch_type, target_device, fpu_type): New enums.
5500 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
5501 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
5502 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
5503 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
5504 (FL_FOR_isa_c): New macros.
5505 (m68k_isa): New enum.
5506 (m68k_target_selection): New structure.
5507 (all_devices, all_isas, all_microarchs): New tables.
5508 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
5509 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
5510 (MASK_ALL_CPU_BITS): Delete.
5511 (m68k_find_selection): New function.
5512 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
5513 Map the legacy target options to a combination of the new ones.
5514 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
5515 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
5516 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
5517 settings.
5518 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
5519 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
5520 properties.
5521 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
5522 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
5523 * config/m68k/m68k-devices.def: New file.
5525 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5526 Nathan Sidwell <nathan@codesourcery.com>
5528 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
5529 (SUBTARGET_EXTRA_SPECS): New macros.
5530 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
5531 use %(asm_cpu_spec) instead.
5532 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
5533 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
5534 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
5535 (EXTRA_SPECS): Rename to...
5536 (SUBTARGET_EXTRA_SPECS): ...this.
5538 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
5539 Richard Sandiford <richard@codesourcery.com>
5540 Julian Brown <julian@codesourcery.com>
5542 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
5543 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
5544 to the configuration's default CPU.
5545 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
5546 Remove default masks.
5547 (m680[012]0-*-*): Set the default with_cpu to the first part of
5548 the target name.
5549 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
5550 (m68k*-*-linux): Extend the --with-cpu handling to...
5551 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
5552 and m68010. Don't set target_cpu_default2.
5553 * doc/install.texi: Document --with-cpu for m68k.
5554 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
5555 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
5556 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
5557 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
5558 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
5559 (ASM_SPEC): Remove use of %(asm_cpu_default).
5560 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
5561 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
5562 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
5563 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
5564 __HAVE_FPU__ if TARGET_HARD_FLOAT.
5565 (TARGET_DEFAULT): Delete.
5566 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
5567 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
5568 (CPP_CPU_SPEC): Delete.
5569 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
5570 the appropriate string.
5571 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
5572 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
5573 (ASM_SPEC): Don't use %(asm_default_spec).
5574 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
5575 TARGET_DEFAULT and add MASK_68881.
5576 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
5578 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5580 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
5581 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
5582 MASK_68010 alongside MASK_68020.
5583 * doc/invoke.texi: Document -m68010.
5584 * config/m68k/m68k.opt (m68010): New.
5585 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
5586 if TUNE_68010.
5587 (TUNE_68010): New macro.
5588 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
5589 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
5590 (M68K_CPU_m68332): Add MASK_68010.
5591 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
5592 fallback definition.
5593 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
5594 defines.
5595 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
5596 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
5597 to all entries that use MASK_68020.
5598 (output_move_simode_const, output_move_himode, output_move_qimode)
5599 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
5600 instead of TARGET_68020 to select clr behavior. Remove comment
5601 about there being no TARGET_68010.
5602 * config/m68k/m68k.md: Likewise throughout.
5604 2007-01-12 Julian Brown <julian@codesourcery.com>
5606 * config/m68k/m68k.h (TARGET_ISAB): New macro.
5607 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
5608 * config/m68k/m68k.md: Likewise.
5610 2007-01-12 Julian Brown <julian@codesourcery.com>
5612 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
5613 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
5615 2007-01-12 Julian Brown <julian@codesourcery.com>
5617 * config/m68k/m68k.h (TUNE_68040_60): New macro.
5618 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
5619 * config/m68k/m68k.md: Likewise.
5621 2007-01-12 Julian Brown <julian@codesourcery.com>
5622 Richard Sandiford <richard@codesourcery.com>
5624 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
5625 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
5626 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
5627 TARGET_CPU32.
5628 (TARGET_CPU32): Rename to...
5629 (TUNE_CPU32): ...this.
5630 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
5631 (TUNE_CFV2): New macros.
5632 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
5633 remove conditions that are implied by TARGET_68020.
5634 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
5635 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
5636 (m68k_output_function_epilogue): Likewise.
5637 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
5638 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
5639 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
5640 non-68000 timings. Refactor multiplication and division costs.
5641 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
5642 TUNE_CPU32 instead of TARGET_CPU32.
5643 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
5644 and TUNE_68060 instead of TARGET_68060.
5645 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
5646 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
5647 TARGET_CPU32.
5648 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
5649 && !TARGET_COLDFIRE" to choose between moveq and clr.
5650 Likewise in the unnamed movsf pattern.
5651 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
5652 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
5653 ashiftrt pattern.
5655 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5657 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
5658 of tabbing before backslashes.
5660 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5662 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
5663 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
5664 (ASM_OUTPUT_INTERNAL_LABEL): Define.
5666 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
5668 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
5669 find_interesting_uses_cond.
5670 (find_interesting_uses_cond): Use extract_cond_operands.
5671 (rewrite_use_compare): Use extract_cond_operands and
5672 force_gimple_operand_bsi. Do not call update_stmt.
5673 (determine_use_iv_cost_condition): Use extract_cond_operands.
5674 Return cheaper of using original bound and changing the exit bound.
5676 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
5678 PR tree-optimization/29516
5679 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
5680 most_expensive_mult_to_index, addr_to_parts,
5681 create_mem_ref, maybe_fold_tmr): Make the type of
5682 fields of TARGET_MEM_REF sizetype.
5683 (move_fixed_address_to_symbol, move_pointer_to_base):
5684 New functions.
5685 * tree.def (TARGET_MEM_REF): Add comment on types of
5686 the operands.
5688 2007-01-11 Joseph Myers <joseph@codesourcery.com>
5690 * c-common.c (vector_types_convertible_p): Treat opaque types as
5691 always convertible if they have the same size, but not otherwise.
5693 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
5695 * ifcvt.c (struct noce_if_info): Add comments to the fields.
5696 Remove the b_unconditional field.
5697 (noce_try_sign_mask): Do not look at b_unconditional.
5698 (noce_process_if_block): Do not use merge_if_blocks. Update
5699 the CFG here. Do not set b_unconditional.
5700 (cond_move_process_if_block): Likewise.
5701 (find_cond_trap): Likewise.
5702 (check_cond_move_block): Require simple jump insns at the end
5703 of the basic block.
5705 2007-01-11 Jan Hubicka <jh@suse.cz>
5707 PR tree-optimization/1046
5708 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
5709 when alias info is not ready.
5710 (pass_tail_recursion): Do not require aliasing.
5711 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
5712 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
5713 * tree-ssa-copy.c (pass_copy_prop): Likewise.
5714 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
5715 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
5716 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
5717 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
5718 before inlining.
5719 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
5720 When aliasing is not build, mark statement as volatile.
5722 2007-01-11 Tom Tromey <tromey@redhat.com>
5724 PR preprocessor/15185, PR preprocessor/20989:
5725 * doc/cppopts.texi <-MT>: Update description of algorithm for
5726 computing default target.
5727 <-M, -MD>: Reword "basename" text.
5729 2007-01-11 Roger Sayle <roger@eyesopen.com>
5731 * builtins.c (expand_builtin_pow, expand_builtin_powi,
5732 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
5733 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
5734 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
5735 fold_builtin_bswap, real_constp, fold_builtin_pow,
5736 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
5737 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
5738 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
5739 * convert.c (convert_to_pointer): Likewise.
5740 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
5741 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
5742 const_binop, fold_convert_const_int_from_int,
5743 fold_convert_const_int_from_real,
5744 fold_convert_const_real_from_real, sign_bit_p,
5745 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
5746 fold_sign_changed_comparison, fold_unary, fold_comparison,
5747 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
5748 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
5749 * print-tree.c (print_node_brief, print_node): Likewise.
5750 * stor-layout.c (place_field, layout_type): Likewise.
5751 * tree-chrec.c (keep_cast): Likewise.
5752 * tree.c (build_vector, build_real, build_real_from_int_cst,
5753 build_complex): Likewise.
5755 2007-01-11 Roger Sayle <roger@eyesopen.com>
5757 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
5758 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
5760 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
5762 * configure.ac (strict1_warn): Rename to strict_warn.
5763 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
5764 cc_set_by_configure, quoted_cc_set_by_configure,
5765 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
5766 all_boot_languages, all_stagestuff): Remove.
5767 (target_list): Remove bootstrap targets.
5768 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
5769 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
5770 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
5771 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
5772 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
5773 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
5774 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
5775 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
5776 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
5777 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
5778 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
5779 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
5780 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
5781 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
5782 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
5783 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
5784 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
5785 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
5786 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
5787 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
5788 (mostlyclean): Adjust.
5789 (clean, distclean): Don't mention bootstrap stuff.
5790 * configure: Regenerate.
5791 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
5792 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
5793 treelang/config-lang.in (stagestuff): Remove.
5794 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
5795 stageprofile, stagefeedback, stagestuff): Remove mention.
5797 2007-01-11 Nick Clifton <nickc@redhat.com>
5799 * config/mcore/predicates.md (mcore_general_movesrc_operand):
5800 Accept CONSTs.
5801 (mcore_general_movdst_operand): Do not accept CONST_INTs.
5802 (mcore_arith_K_S_operand): Run the test for the S constraint not
5803 the test for the M constraint.
5804 (mcore_addsub_operand): Do not accept integer values that are
5805 larger than 32 bits.
5806 * config/mcore/mcore.md: Remove unused constraints from split.
5807 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
5808 (addsi3): Likewise.
5809 (allocate_stack): Likewise.
5810 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
5811 operands to 32 bits.
5812 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
5813 INTVAL.
5814 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
5815 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
5816 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
5817 mcore_output_bclri, mcore_output_andn, output_inline_const,
5818 mcore_output_move, mcore_output_movedouble): Likewise.
5819 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
5820 (output_inline_const): Likewise.
5821 (output_inline_const): Fix format strings used in sprintf
5822 statements.
5823 * config/mcore/mcore-protos.h: Update prototypes for changed
5824 functions in mcore.c.
5825 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
5826 HOST_WIDE_INT and not int.
5827 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
5828 CONST_OK_FOR_N): Likewise.
5829 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
5830 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
5831 an INTVAL.
5833 2007-01-10 Jan Hubicka <jh@suse.cz>
5835 * tree-vrp.c (remove_range_assertions): Release defs.
5836 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
5837 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
5839 2007-01-10 Paul Brook <paul@codesourcery.com>
5841 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
5842 * config/arm/arm.md (mulsi3subsi): New insn.
5844 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
5846 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
5847 (tree_transform_and_unroll_loop): New.
5848 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
5849 Declare.
5851 2007-01-10 Robert Kennedy <jimbob@google.com>
5853 * fold-const.c (fold_comparison): Fold comparisons like (x *
5854 1000 < 0) to (x < 0).
5856 2007-01-10 Ian Lance Taylor <iant@google.com>
5858 * tree-pretty-print.c (dump_generic_node): Print parentheses when
5859 operands have the same priority.
5861 2007-01-10 Tom Tromey <tromey@redhat.com>
5863 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
5864 (fold_binary): Likewise.
5865 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
5866 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
5867 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
5868 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
5869 * langhooks.h (struct lang_hooks): Removed field
5870 'can_use_bit_fields_p'.
5872 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
5874 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
5876 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
5878 * function.c (get_last_funcdef_no): New function.
5879 * function.h (get_last_funcdef_no): Declare.
5880 * tree-inline.c (initialize_cfun): Add initialization.
5881 (tree_function_versioning): Cleanup.
5883 2007-01-10 Jan Hubicka <jh@suse.cz>
5885 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
5886 PHIs.
5888 2007-01-10 Sa Liu <saliu@de.ibm.com>
5889 Ben Elliston <bje@au.ibm.com>
5891 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
5892 for SAVE_NONLOCAL and Pmode for any other save level.
5893 * spu-protos.h (spu_restore_stack_block): Declare.
5894 * spu.md (save_stack_block): Remove.
5895 (restore_stack_block): Call spu_restore_stack_block.
5896 * spu.c (spu_restore_stack_block): New function.
5897 (spu_expand_epilogue): Remove old comment.
5899 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
5901 PR tree-optimization/30322
5902 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
5903 (cand_value_at): Return the value as aff_tree.
5904 (may_eliminate_iv): Convert the bound from aff_tree to tree.
5905 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
5906 aff_combination_mult): New functions.
5907 (aff_combination_add): Use aff_combination_add_cst.
5908 (aff_combination_convert): Allow conversions to a wider type.
5909 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
5910 * tree-affine.h (aff_combination_mult): Declare.
5912 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
5914 * doc/tm.texi: Update documentation to reflect reality of exec
5915 and start file search behaviours. Update copyright year.
5916 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
5917 header file directories.
5919 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
5921 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
5922 (*cosxf2): Rename to cosxf2_i387.
5923 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
5924 using X87MODEF12 mode macro. Rename patterns to
5925 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
5926 for SSE math.
5927 (*cosdf2, *cossf2): Ditto.
5928 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
5929 to match extended input operands.
5930 (sincos<mode>3): New expander.
5931 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
5932 insn patterns and corresponding splitters.
5934 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
5936 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
5937 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
5939 2007-01-09 Nicolas Pitre <nico@cam.org>
5941 PR target/30173
5942 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
5944 2007-01-08 Geoffrey Keating <geoffk@apple.com>
5946 * target.h (struct gcc_target): New field library_rtti_comdat.
5947 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
5948 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
5949 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
5950 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
5952 2007-01-08 Geoffrey Keating <geoffk@apple.com>
5954 * doc/invoke.texi (Optimize Options): Correct description of -O0.
5956 2007-01-08 Richard Guenther <rguenther@suse.de>
5958 * tree.h (force_fit_type_double): Export.
5959 (force_fit_type): Remove.
5960 * fold-const.c (force_fit_type_double): New function.
5961 (force_fit_type): Remove.
5962 (int_const_binop): Use it.
5963 (fold_convert_const_int_from_int): Likewise.
5964 (fold_convert_const_int_from_real): Likewise.
5965 (fold_div_compare): Likewise.
5966 (fold_sign_changed_comparison): Likewise.
5967 (fold_unary): Likewise.
5968 (fold_negate_const): Likewise.
5969 (fold_abs_const): Likewise.
5970 (fold_not_const): Likewise.
5971 * c-common.c (shorten_compare): Use force_fit_type_double.
5972 * convert.c (convert_to_pointer): Likewise.
5974 2007-01-08 Richard Guenther <rguenther@suse.de>
5976 * tree.h (build_int_cst_wide_type): Export.
5977 * tree.c (build_int_cst_wide_type): New function.
5978 (build_int_cst_wide): Fix comment.
5979 * builtins.c (fold_builtin_object_size): Use build_int_cst
5980 to build -1 or 0 of the correct type. Use fit_double_type
5981 to check for overflow.
5982 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
5983 to build the mask.
5984 (decode_field_reference): Likewise.
5985 (all_ones_mask_p): Likewise.
5986 (native_interpret_int): Use build_int_cst_wide_type.
5987 (fold_binary): Use build_int_cst_type to build an all-ones
5988 value.
5989 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
5991 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
5993 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
5995 2007-01-09 Ben Elliston <bje@au.ibm.com>
5997 * genautomata.c (STATS_OPTION): New option.
5998 (stats_flag): New flag.
5999 (gen_automata_option): Handle it.
6000 (initiate_automaton_gen): Ditto.
6001 (write_automata): Output statistics only if stats_flag is
6002 set. Likewise, output time statistics only if time_flag is set.
6003 * doc/md.texi (Processor pipeline description): Document new flag.
6005 2007-01-08 Richard Guenther <rguenther@suse.de>
6007 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
6008 * tree.c (build_int_cst_type): Likewise.
6009 (size_in_bytes): Don't call force_fit_type on the result.
6010 (int_fits_type_p): Use fit_double_type.
6011 * fold-const.c (fit_double_type): New function.
6012 (force_fit_type): Use it.
6013 * tree.h (fit_double_type): Export.
6015 2007-01-08 Jan Hubicka <jh@suse.cz>
6017 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
6018 * ipa.c (function_and_variable_visibility): Fix return type.
6020 2007-01-08 Richard Guenther <rguenther@suse.de>
6022 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
6023 of offset to build the index.
6024 * tree-pretty-print.c (dump_generic_node): Don't build negated
6025 const just for printing.
6026 * c-pretty-print.c (pp_c_integer_constant): Likewise.
6027 * builtins.c (fold_builtin_int_roundingfn): Check if result
6028 fits the type by using force_fit_type and comparing the result.
6029 * predict.c (predict_loops): Use compare_tree_int for comparison.
6030 * tree.c (build_int_cst): Fall back to integer_type_node for
6031 NULL_TREE type.
6032 (build_int_cst_wide): Assert type is non-null.
6034 2007-01-08 Roberto Costa <roberto.costa@st.com>
6036 * tree-vrp.c (extract_range_from_cond_expr): New.
6037 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
6038 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
6039 as expressions.
6040 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
6041 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
6042 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
6043 used as expressions.
6044 * tree-object-size.c (cond_expr_object_size): New.
6045 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
6047 2007-01-08 Jan Hubicka <jh@suse.cz>
6049 * tree-ssa-forwprop.c (forward_propagate_into_cond,
6050 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
6051 statement.
6053 2007-01-08 Richard Guenther <rguenther@suse.de>
6055 PR tree-optimization/23603
6056 * tree-vrp.c (set_value_range_to_truthvalue): New function.
6057 (extract_range_from_binary): Fall back to truthvalue instead of
6058 varying for TRUTH_*_EXPR.
6059 (extract_range_from_comparison): Fall back to truthvalue instead of
6060 varying.
6061 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
6062 if all visited PHI values were constant.
6064 2007-01-08 Jan Hubicka <jh@suse.cz>
6066 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
6067 (cgraph_analyze_function): break out from ...
6068 (cgraph_finalize_compilation_unit): ... here.
6069 (cgraph_expand_function): Remove forgoten commented out line.
6070 (cgraph_optimize): Analyze functions.
6072 2007-01-08 Jan Hubicka <jh@suse.cz>
6074 * tree-pas.h (TODO_remove_function): New flag.
6075 (TODO_update*): Renumber.
6076 (pass_ipa_increase_alignment,
6077 pass_ipa_function_and_variable_visibility): New passes.
6078 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
6079 (cgraph_function_and_variable_visibility): Move to ipa.c
6080 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
6081 cgraph_increase_alignment.
6082 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
6083 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
6084 calling tree-inline.
6085 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
6086 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
6087 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
6088 (gate_increase_alignment): New function.
6089 (pass_ipa_increase_alignment): New pass.
6090 * ipa.c: Inline tree-pass.h and timevar.h
6091 (function_and_variable_visibility): Move here from cgraphunit.c
6092 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
6093 * passes.c (init_optimization_passes): Add the two new passes.
6094 (execute_todo): Handle cgraph_remove_functions.
6096 2007-01-08 Nick Clifton <nickc@redhat.com>
6098 * config/frv/predicates.md (reg_or_0_operand): Accept
6099 CONST_DOUBLEs.
6101 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
6103 * config/bfin/rtems.h, config/bfin/t-rtems: New.
6104 * config.gcc: Add bfin*-rtems*.
6106 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
6108 * c.opt: Add -flax-vector-conversions.
6109 * c-typeck.c (convert_for_assignment): Pass flag to
6110 vector_types_convertible_p to allow emission of note.
6111 (digest_init): Likewise.
6112 * c-opts.c: Handle -flax-vector-conversions.
6113 * c-common.c (flag_lax_vector_conversions): New.
6114 (vector_types_convertible_p): Unless -flax-vector conversions
6115 has been passed, disallow conversions between vectors with
6116 differing numbers of subparts and/or element types. If such
6117 a conversion is disallowed, possibly emit a note on the first
6118 occasion only to inform the user of -flax-vector-conversions.
6119 The new last argument specifies this.
6120 * c-common.h (flag_lax_vector_conversions): New.
6121 (vector_types_convertible_p): Add extra argument.
6122 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
6123 char_type_node for V*QI type vectors.
6124 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
6125 Update to satisfy new typechecking rules.
6126 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
6127 C and C++ variants.
6128 * doc/invoke.texi (C Dialect Options): Document
6129 -flax-vector-conversions.
6131 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
6133 PR tree-optimization/29877
6134 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
6135 a register variable on the RHS to not be replaceable.
6137 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
6138 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
6139 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
6140 const_simm15, const_pow2, const_npow2): Added.
6141 * config/score/misc.md (insv, extv, extzv, movmemsi,
6142 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
6143 * config/score/score.c (score_address_cost, score_select_cc_mode):
6144 Added.
6145 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
6146 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
6147 Update score_print_operand.
6148 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
6149 Adjust register allocate order and update some macro define.
6150 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
6151 mdx_block_move_straight, mdx_block_move_loop_head,
6152 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
6153 mdx_block_move): Added.
6154 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
6155 mdp_limm): Updated and fix some bug and typo.
6156 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
6157 (movsf, movdf, doloop_end): Added.
6159 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
6161 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
6162 config/arm/thumb2.md: Fix comment typos.
6163 * doc/extend.texi: Fix a typo.
6165 2007-01-07 Eric Christopher <echristo@apple.com>
6167 * configure.ac: Check for __stack_chk_fail for darwin.
6168 * configure: Regenerate.
6170 2007-01-07 Richard Guenther <rguenther@suse.de>
6172 * tree-vrp.c (extract_range_from_assert): CSE calls to
6173 compare_values where possible.
6174 (extract_range_from_unary_expr): Likewise.
6176 2007-01-07 Anatoly Sokolov <aesok@post.ru>
6178 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
6179 * config/avr/avr.c (call_insn_operand): Delete function.
6180 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
6181 instead of register number. Use predicates.
6182 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
6183 call_insn_operand): Add.
6185 2007-01-06 Jan Hubicka <jh@suse.cz>
6187 * tree-pass.h (pass_build_cgraph_edges): Declare.
6188 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
6189 (visited_nodes): Remove.
6190 (cgraph_create_edges): Move to cgraphbuild.c; rename to
6191 build_cgrpah_edges; make visited_nodes local.
6192 (cgraph_process_new_functions): DO not call initialize_inline_failed.
6193 (record_references_in_initializer): Move to cgraphbuild.c
6194 (initialize_inline_failed, rebuild_cgraph_edges,
6195 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
6196 (verify_cgraph_node): Make visited_nodes local.
6197 (cgraph_analyze_function): Do not call cgraph_create_edges and
6198 initialize_inline_failed.
6199 (cgraph_expand_function): Do not call cgraph_lower_function;
6200 assert that function is already lowered.
6201 * Makefile.in (cgraphbuild.o): New.
6202 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
6203 at the end of lowering passes.
6205 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
6207 * ifcvt.c (cond_move_convert_if_block): New function, code
6208 factored out from...
6209 (cond_move_process_if_block): ...here. Call the new function
6210 on the THEN and ELSE blocks.
6211 (merge_if_block): Do not copy global_live_at_end, merge_blocks
6212 already takes care of this.
6214 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6216 PR c/19978
6217 * tree.h (TREE_OVERFLOW_P): New.
6218 * c-typeck.c (parser_build_unary_op): Warn only if result
6219 overflowed and operands did not.
6220 (parser_build_binary_op): Likewise.
6221 (convert_for_assignment): Remove redundant overflow_warning.
6222 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
6224 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6226 * c-typeck.c (store_init_value): Split over two lines to follow
6227 the GNU coding style.
6229 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
6231 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
6232 __GXX_EXPERIMENTAL_CXX0X__.
6233 * doc/cpp.texi: Same.
6235 2007-01-05 Richard Guenther <rguenther@suse.de>
6237 PR middle-end/27826
6238 * tree.c (get_narrower): Do not construct COMPONENT_REFs
6239 with mismatched types. Instead explicitly build a
6240 conversion NOP_EXPR.
6242 2007-01-05 Ian Lance Taylor <iant@google.com>
6244 * c-common.c (decl_with_nonnull_addr_p): New function.
6245 (c_common_truthvalue_conversion): Call it.
6246 * c-typeck.c (build_binary_op): Likewise.
6247 * c-common.h (decl_with_nonnull_addr_p): Declare.
6249 2007-01-05 Jakub Jelinek <jakub@redhat.com>
6251 PR c/30360
6252 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
6253 denom against 0.0.
6255 2007-01-05 Joel Brobecker <brobecker@adacore.com>
6257 * doc/install.texi (Final install): Document the fact that
6258 the GNAT runtime should not be stripped.
6260 2007-01-04 Jan Hubicka <jh@suse.cz>
6262 * tree-inline.c (fold_marked_statements): Update operand caches
6263 and EH after folding
6265 2007-01-04 Ian Lance Taylor <iant@google.com>
6267 * c-common.c (check_function_nonnull): Whitespace fix.
6269 2007-01-04 Jan Hubicka <jh@suse.cz>
6271 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
6272 comitted older version of patch.
6273 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
6274 function, celanup cfg and collect garbage.
6276 2007-01-04 Mike Stump <mrs@apple.com>
6278 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
6279 (clean): Likewise.
6281 2007-01-04 Eric Christopher <echristo@apple.com>
6283 * libgcc2.c (__bswapsi2): Use SItype.
6284 (__bswapdi2): Use DItype.
6285 * libgcc2.h: Update for above.
6287 2007-01-04 Paul Brook <paul@codesourcery.com>
6289 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
6290 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
6291 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
6292 umulsidi3, umulsidi3adddi, smulsi3_highpart,
6293 umulsi3_highpart): Make conditional on !arm_arch6.
6294 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
6295 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
6296 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
6297 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
6298 umulsi3_highpart_v6): New insns.
6300 2007-01-04 Roger Sayle <roger@eyesopen.com>
6302 * fold-const.c (fold_convert): When casting an expression to void,
6303 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
6304 have a type. Instead of attempting to build a NOP_EXPR, return
6305 these "special" trees directly.
6307 2007-01-04 Joseph Myers <joseph@codesourcery.com>
6309 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
6310 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
6311 rs6000_cost->fp not 0 as adjustment for outer NEG.
6313 2007-01-04 Jan Hubicka <jh@suse.cz>
6315 * cgraph.c (cgraph_release_function_body): New function.
6316 (cgraph_remove_node): Use it.
6317 * cgraph.h (cgraph_release_function_body): Declare.
6318 * cgraphunit.c (cgraph_expand_function): Use it.
6319 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
6320 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
6321 is initialized and while compilation of other function is running.
6322 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
6323 statement CFG annotations from here to ...
6324 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
6326 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
6328 * cfgloop.h (enum li_flags): Make the constants powers of two.
6330 2007-01-04 Jan Hubicka <jh@suse.cz>
6332 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
6333 set.
6334 (fold_marked_statements): New function.
6335 (optimize_inline_calls, tree_function_versioning): Fold new statements.
6336 * tree-inline.h (copy_body_data): Add statements_to_fold.
6338 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
6340 * config.gcc: Mention libgcc/config.host.
6341 * Makefile.in: Update comments mentioning libgcc.
6342 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
6343 (all.cross, start.encap, rest.encap, rest.cross): Update
6344 dependencies for libgcc move.
6345 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
6346 (clean-target, clean-target-libgcc): Delete.
6347 (srcdirify, GCC_EXTRA_PARTS): New macros.
6348 (libgcc-support, libgcc.mvars): New rules.
6349 (distclean): Remove mention of mklibgcc.
6350 (install): Don't reference INSTALL_LIBGCC.
6351 (install-common): Don't reference EXTRA_PARTS.
6352 (install-libgcc, install-multilib): Delete rules.
6353 * mklibgcc.in: Delete file.
6354 * doc/configfiles.texi: Don't mention mklibgcc.
6356 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
6357 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
6358 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
6359 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
6360 (mklibgcc, ldblspecs): Likewise.
6362 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
6363 (posixpre.def): Use $(T).
6364 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
6365 (SHLIB_SRC, SHLIB_INSTALL): Delete.
6366 (SHLIB_LINK): Make dummy.
6367 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
6369 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
6371 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
6372 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
6373 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
6374 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
6376 * configure.ac (all_outputs): Remove mklibgcc.
6377 * configure: Regenerated.
6379 2007-01-03 Josh Conner <jconner@apple.com>
6381 PR middle-end/29683
6382 * calls.c (compute_argument_addresses): Set stack and stack_slot
6383 for partial args, too.
6384 (store_one_arg): Use locate.size.constant for the size when
6385 generating a save_area.
6387 2007-01-03 Robert Kennedy <jimbob@google.com>
6389 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
6390 whose definitions are deleted due to basic block merging.
6392 2007-01-03 Paul Brook <paul@codesourcery.com>
6394 PR target/16634
6395 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
6396 functions.
6397 (use_return_insn): Return 0 for Thumb interrupt functions.
6398 (print_multi_reg): Add rfe argument for IRQ returns.
6399 (arm_output_epilogue): Pop interrupt return address directly into PC.
6400 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
6402 2007-01-03 Paul Brook <paul@codesourcery.com>
6404 Merge from sourcerygxx-4_1.
6405 * config/arm/thumb2.md: New file.
6406 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
6407 Thumb-2.
6408 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
6409 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
6410 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
6411 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
6412 tables.
6413 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
6414 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
6415 comptibility.
6416 * config/arm/ieee754-sf.S: Ditto.
6417 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
6418 (thumb1_base_register_rtx_p): ... to this.
6419 (thumb_index_register_rtx_p): Rename...
6420 (thumb1_index_register_rtx_p): ... to this.
6421 (thumb_output_function_prologue): Rename...
6422 (thumb1_output_function_prologue): ... to this.
6423 (thumb_legitimate_address_p): Rename...
6424 (thumb1_legitimate_address_p): ... to this.
6425 (thumb_rtx_costs): Rename...
6426 (thumb1_rtx_costs): ... to this.
6427 (thumb_compute_save_reg_mask): Rename...
6428 (thumb1_compute_save_reg_mask): ... to this.
6429 (thumb_final_prescan_insn): Rename...
6430 (thumb1_final_prescan_insn): ... to this.
6431 (thumb_expand_epilogue): Rename...
6432 (thumb1_expand_epilogue): ... to this.
6433 (arm_unwind_emit_stm): Rename...
6434 (arm_unwind_emit_sequence): ... to this.
6435 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
6436 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
6437 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
6438 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
6439 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
6440 thumb2_output_casesi): New functions.
6441 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
6442 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
6443 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
6444 THUMB2_WORK_REGS): Define.
6445 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
6446 arm_condexec_mask, arm_condexec_masklen)): New variables.
6447 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
6448 (arm_override_options): Check new CPU capabilities.
6449 Set new architecture flag variables.
6450 (arm_isr_value): Handle v7m interrupt functions.
6451 (user_return_insn): Return 0 for v7m interrupt functions. Handle
6452 Thumb-2.
6453 (const_ok_for_arm): Handle Thumb-2 constants.
6454 (arm_gen_constant): Ditto. Use movw when available.
6455 (arm_function_ok_for_sibcall): Return false for v7m interrupt
6456 functions.
6457 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
6458 (thumb_find_work_register, arm_load_pic_register,
6459 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
6460 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
6461 print_multi_reg, output_mov_long_double_fpa_from_arm,
6462 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
6463 output_mov_double_fpa_from_arm, output_move_double,
6464 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
6465 output_return_instruction, arm_output_function_prologue,
6466 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
6467 arm_output_mi_thunk, thumb_set_return_address): Ditto.
6468 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
6469 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
6470 (arithmetic_instr, shift_op): Use arm_shift_nmem.
6471 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
6472 '!' and 'L'.
6473 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
6474 (thumb_expand_prologue): Use thumb_set_frame_pointer.
6475 (arm_file_start): Output directive for unified syntax.
6476 (arm_unwind_emit_set): Handle stack alignment instruction.
6477 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
6478 Add v6t2, v7, v7a, v7r and v7m.
6479 (RETLDM): Add Thumb-2 code.
6480 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
6481 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
6482 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
6483 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
6484 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
6485 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
6486 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
6487 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
6488 ADJUST_INSN_LENGTH): Define.
6489 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
6490 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
6491 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
6492 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
6493 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
6494 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
6495 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
6496 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
6497 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
6498 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
6499 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
6500 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
6501 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
6502 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
6503 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
6504 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
6505 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
6506 cortex-m3.
6507 * config/arm/arm-tune.md: Regenerate.
6508 * config/arm/arm-protos.h: Update prototypes.
6509 * config/arm/vfp.md: Enable patterns for Thumb-2.
6510 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
6511 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
6512 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
6513 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
6514 * config/arm/libunwind.S: Add Thumb-2 code.
6515 * config/arm/constraints.md: Update include Thumb-2.
6516 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
6517 * config/arm/ieee754-df.S: Ditto.
6518 * config/arm/bpabi.S: Ditto.
6519 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
6520 * config/arm/predicates.md (low_register_operand,
6521 low_reg_or_int_operand, thumb_16bit_operator): New.
6522 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
6523 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
6524 * config/arm/t-arm-elf: Add armv7 multilib.
6525 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
6526 Include thumb2.md.
6527 (UNSPEC_STACK_ALIGN, ce_count): New.
6528 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
6529 arm_zero_extendsidi2, arm_zero_extendqidi2): New
6530 insns/expanders.
6531 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
6532 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
6533 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
6534 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
6535 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
6536 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
6537 insns.
6538 * doc/extend.texi: Document ARMv7-M interrupt functions.
6539 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
6541 2007-01-03 Jakub Jelinek <jakub@redhat.com>
6543 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
6544 (struct _Unwind_Context): Rename args_size to flags, remove
6545 signal_frame field, add a new args_size field and version field.
6546 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
6547 _Unwind_IsExtendedContext): New inline functions.
6548 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
6549 Assume by_value array is only present if _Unwind_IsExtendedContext.
6550 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
6551 _Unwind_IsSignalFrame.
6552 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
6553 (uw_update_context_1): Use _Unwind_SetSignalFrame.
6554 (uw_init_context_1): Initialize context->flags to
6555 EXTENDED_CONTEXT_BIT.
6556 * config/rs6000/linux-unwind.h (frob_update_context): Use
6557 _Unwind_SetSignalFrame.
6559 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6561 PR middle-end/30353
6562 * gimplify.c (gimplify_modify_expr_complex_part): Move below
6563 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
6564 the value.
6566 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
6568 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
6569 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
6570 RET, AT_SP): Remove.
6571 * config/i386/i386.md (*sse_prologue_save_insn): Use return
6572 instead of RET.
6574 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
6575 * cfgbuild.c (find_basic_blocks): Likewise.
6576 * cfgrtl.c (rtl_create_basic_block): Likewise.
6577 * function.c (temp_slots_at_level): Likewise.
6578 * reg-stack.c (stack_regs_mentioned): Likewise.
6579 * regclass.c (allocate_reg_info): Likewise.
6580 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
6581 set_bb_for_stmt, move_block_to_fn): Likewise.
6582 * tree-complex.c (tree_lower_complex): Likewise.
6583 * vec.h (VEC_safe_grow_cleared): New.
6585 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
6587 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
6589 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
6590 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
6591 to loop_version.
6592 * cfgloopmanip.c (scale_loop_frequencies): Export.
6593 (loopify): Scale the frequencies by prescribed coefficients.
6594 (set_zero_probability): New function.
6595 (duplicate_loop_to_header_edge): Improve updating of frequencies.
6596 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
6597 and frequencies according to arguments.
6598 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
6599 correctly.
6600 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
6601 * modulo-sched.c (sms_schedule): Set probabilities for entering
6602 versioned loop correctly.
6603 * tree-vect-transform.c (vect_transform_loop): Ditto.
6604 * cfgloop.h (loopify, loop_version): Declaration changed.
6605 (scale_loop_frequencies): Declared.
6607 2007-01-02 Jan Hubicka <jh@suse.cz>
6609 * cgraph.c: Include tree-flow.h
6610 (cgraph_add_new-function): Handle IPA_SSA mode; execute
6611 early_local_passes.
6612 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
6613 * tree-pass.h (pass_all_early_optimizations): Declare.
6614 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
6615 early_local_passes.
6616 (cgraph_analyze_function): Do early_local_passes.
6617 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
6618 Do not add referenced vars.
6619 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
6620 SSA form.
6621 (gate_all_early_local_passes): New gate.
6622 (pass_early_local_passes): Use new gate.
6623 (execute_early_local_optimizations): New functions.
6624 (gate_all_early_optimizations): New gate.
6625 (pass_all_early_optimizations): New pass.
6626 (execute_free_datastructures): Free SSA only when initialized.
6627 (gate_init_datastructures): Init only when optimizing.
6628 (tree_lowering_passes): Do early local passes when called late.
6629 * tree-profile.c (do_tree_profiling): Don't profile functions added
6630 late.
6631 (do_early_tree_profiling, pass_early_tree_profile): Kill.
6632 * tree-cfg.c (update_modified_stmts): Do not update when operands are
6633 not active.
6634 * passes.c (init_optimizations_passes): Reorder so we go into SSA
6635 during early_local_passes.
6636 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
6639 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
6641 * Makefile.in: Update copyright year.
6643 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
6645 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
6646 in $(lang_checks) and check-consistency targets.
6648 2007-01-02 Jan Hubicka <jh@suse.cz>
6650 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
6651 Do not add referenced vars.
6652 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
6653 are not active.
6654 * passes.c (init_optimization_passes): Put mudflap_2 after
6655 free_datastructures.
6657 2007-01-02 Jan Hubicka <jh@suse.cz>
6659 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
6660 Set NOTHROW flag on call statements proved to be nothrow.
6661 Update statement of local calls so new pure/const functions are
6662 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
6663 goto receivers.
6664 (tree_rest_of_compilation): Register hooks and initialize bitmap
6665 early. Do not set after_inlining flag.
6667 2007-01-02 Steve Ellcey <sje@cup.hp.com>
6669 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
6670 HOST_BITS_PER_LONGLONG
6672 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6674 PR c/19977
6675 * c-typeck.c (store_init_value): Don't emit pedantic overflow
6676 warning for non-static initializers.
6678 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
6680 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
6681 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
6682 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
6683 Always use set_unique_reg_note to add REG_EQUAL notes.
6685 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
6687 Revert:
6688 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
6690 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
6691 * cfgbuild.c (find_basic_blocks): Likewise.
6692 * cfgrtl.c (rtl_create_basic_block): Likewise.
6693 * function.c (temp_slots_at_level): Likewise.
6694 * reg-stack.c (stack_regs_mentioned): Likewise.
6695 * regclass.c (allocate_reg_info): Likewise.
6696 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
6697 set_bb_for_stmt, move_block_to_fn): Likewise.
6698 * tree-complex.c (tree_lower_complex): Likewise.
6699 * vec.h (VEC_safe_grow_cleared): New.
6701 2007-01-02 Ian Lance Taylor <iant@google.com>
6703 * c-common.c (c_common_truthvalue_conversion): When warning about
6704 using an assignment as a truth value, set TREE_NO_WARNING.
6706 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6708 PR middle-end/7651
6709 * c.opt (Wold-style-declaration): New.
6710 * doc/invoke.texi (C-only Warning Options): New.
6711 (Wold-style-declaration): Document it.
6712 (Wextra): Enabled by -Wextra.
6713 * c-opts.c (c_common_post_options): Enabled by -Wextra.
6714 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
6715 -Wold-style-declaration.
6717 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
6719 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
6720 * cfgbuild.c (find_basic_blocks): Likewise.
6721 * cfgrtl.c (rtl_create_basic_block): Likewise.
6722 * function.c (temp_slots_at_level): Likewise.
6723 * reg-stack.c (stack_regs_mentioned): Likewise.
6724 * regclass.c (allocate_reg_info): Likewise.
6725 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
6726 set_bb_for_stmt, move_block_to_fn): Likewise.
6727 * tree-complex.c (tree_lower_complex): Likewise.
6728 * vec.h (VEC_safe_grow_cleared): New.
6730 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
6732 * c-common.c (c_common_nodes_and_builtins): Since variants of
6733 void_type_node get built before it is given a name, we need to
6734 give those variants the name, too.
6735 (complete_array_type): We need to work with the canonical main
6736 type of the array, from which we will build the qualified version.
6737 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
6738 * print-tree.c (print_node): Display canonical type information
6739 for each type.
6740 * stor-layout.c (layout_type): When we don't know the
6741 alignment of a type for which we're building an array, we end up
6742 guessing wrong, so make the type require structural equality.
6743 * tree.c (make_node_stat): When we build a new type, it is its
6744 own canonical type.
6745 (build_type_attribute_qual_variant): When building an attribute
6746 variant, its canonical type is the non-attribute variant. However,
6747 if the attributes are target-dependent and they differ, we need to
6748 use structural equality checks for this type.
6749 (build_qualified_type): A qualified type is not equivalent to its
6750 unqualified variant; set the canonical type appropriately.
6751 (build_distinct_type_copy): When building a distinct type from
6752 another type, the new type is its own canonical type.
6753 (build_variant_type_copy): When building a new type variant, we
6754 assume that it is equivalent to the original type.
6755 (build_pointer_type_for_mode): When building a pointer type, also
6756 build a canonical type pointer.
6757 (build_reference_type_for_mode): When building a reference type,
6758 also build a canonical type reference.
6759 (build_index_type): When we can't hash an index type (e.g.,
6760 because its maximum value is negative), the index type requires
6761 structural equality tests.
6762 (build_array_type): Build the canonical form of an array type.
6763 (build_function_type): Function types require structural equality,
6764 because they contain default arguments, attributes, etc.
6765 (build_method_type_directly): Ditto for method types.
6766 (build_offset_type): Build the canonical offset type.
6767 (build_complex_type): Build the canonical vector type.
6768 (make_vector_type): Build the canonical vector type.
6769 * tree.h (TYPE_CANONICAL): New.
6770 (TYPE_STRUCTURAL_EQUALITY_P): New.
6771 (SET_TYPE_STRUCTURAL_EQUALITY): New.
6772 (struct tree_type): Added "canonical" field.
6773 * params.h (VERIFY_CANONICAL_TYPES): New.
6774 * doc/c-tree.texi (TYPE_CANONICAL): Document.
6775 (TYPE_STRUCTURAL_EQUALITY_P): Document.
6776 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
6777 * doc/invoke.texi (verify-canonical-types): Document --param
6778 parameter for verifying canonical types.
6780 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6782 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
6783 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
6784 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
6785 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
6786 tm_file.
6787 * config/rs6000/e500.h: New.
6788 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
6789 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
6790 Remove.
6791 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
6792 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
6793 TARGET_E500_DOUBLE): Remove.
6794 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
6795 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
6796 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
6797 * config/rs6000/rs6000.c (rs6000_override_options): Use
6798 CHECK_E500_OPTIONS.
6800 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6802 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
6803 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
6804 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
6805 rs6000_emit_cmove): Don't check TARGET_E500.
6806 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
6807 sordered): Don't check TARGET_E500.
6809 2007-01-01 Eric Christopher <echristo@apple.com>
6811 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
6812 HARD_REGISTER_NUM_P.
6814 2007-01-01 Roger Sayle <roger@eyesopen.com>
6816 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
6817 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
6818 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
6819 eq/ne Y".
6821 2007-01-01 Mike Stump <mrs@apple.com>
6823 * configure.ac: Remove support for building with Apple's gcc-3.1.
6825 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6827 PR middle-end/30311
6828 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
6829 REG is a hard register. Do not modify REG before calling
6830 subreg_nregs.
6831 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
6832 multiple of the size of YMODE for certain lowpart cases.
6834 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6836 PR middle-end/30253
6837 * gimplify (voidify_wrapper_expr): Update for
6838 GIMPLE_MODIFY_STMT.
6840 2007-01-01 Andreas Schwab <schwab@suse.de>
6842 PR target/29166
6843 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
6844 save of BR0 in extra_spill_size instead of spill_size.
6845 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
6846 area.
6847 (ia64_expand_epilogue): Restore BR0 from its new location.
6849 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6851 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
6852 Use a temporary variable if the left hand side is not a gimple
6853 register.
6855 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6857 * gimplify.c (gimplify_return_expr): Make the temporary variable
6858 for the return expression, a gimple register variable.
6860 2007-01-01 Jan Hubicka <jh@suse.cz>
6862 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
6863 INSN_LIST.
6865 2007-01-01 Mike Stump <mrs@apple.com>
6867 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
6868 .literal16.
6869 * config/darwin.c (machopic_select_rtx_section): Use
6870 HAVE_GAS_LITERAL16.
6871 (darwin_mergeable_constant_section): Likewise.
6872 * configure: Regenerate.
6873 * config.in: Regenerate.
6875 2007-01-01 Jan Hubicka <jh@suse.cz>
6876 Andrew Pinski <pinskia@gmail.com>
6878 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
6879 before starting IPA passes.